1: # The LearningOnline Network with CAPA
2: # The LON-CAPA Grading handler
3: #
4: # $Id: grades.pm,v 1.489 2007/11/13 01:47:36 albertel Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::grades;
30: use strict;
31: use Apache::style;
32: use Apache::lonxml;
33: use Apache::lonnet;
34: use Apache::loncommon;
35: use Apache::lonhtmlcommon;
36: use Apache::lonnavmaps;
37: use Apache::lonhomework;
38: use Apache::lonpickcode;
39: use Apache::loncoursedata;
40: use Apache::lonmsg();
41: use Apache::Constants qw(:common);
42: use Apache::lonlocal;
43: use Apache::lonenc;
44: use String::Similarity;
45: use LONCAPA;
46:
47: use POSIX qw(floor);
48:
49:
50: my %perm=();
51: my %bubble_lines_per_response = (); # no. bubble lines for each response.
52: # index is "symb.part_id"
53:
54: my %first_bubble_line = (); # First bubble line no. for each bubble.
55:
56: # Save and restore the bubble lines array to the form env.
57:
58:
59: sub save_bubble_lines {
60: foreach my $line (keys(%bubble_lines_per_response)) {
61: $env{"form.scantron.bubblelines.$line"} = $bubble_lines_per_response{$line};
62: $env{"form.scantron.first_bubble_line.$line"} =
63: $first_bubble_line{$line};
64: }
65: }
66:
67:
68: sub restore_bubble_lines {
69: my $line = 0;
70: %bubble_lines_per_response = ();
71: while ($env{"form.scantron.bubblelines.$line"}) {
72: my $value = $env{"form.scantron.bubblelines.$line"};
73: $bubble_lines_per_response{$line} = $value;
74: $first_bubble_line{$line} =
75: $env{"form.scantron.first_bubble_line.$line"};
76: $line++;
77: }
78:
79: }
80:
81: # Given the parsed scanline, get the response for
82: # 'answer' number n:
83:
84: sub get_response_bubbles {
85: my ($parsed_line, $response) = @_;
86:
87:
88: my $bubble_line = $first_bubble_line{$response-1} +1;
89: my $bubble_lines= $bubble_lines_per_response{$response-1};
90:
91: my $selected = "";
92:
93: for (my $bline = 0; $bline < $bubble_lines; $bline++) {
94: $selected .= $$parsed_line{"scantron.$bubble_line.answer"}.":";
95: $bubble_line++;
96: }
97: return $selected;
98: }
99:
100:
101: # ----- These first few routines are general use routines.----
102:
103: # Return the number of occurences of a pattern in a string.
104:
105: sub occurence_count {
106: my ($string, $pattern) = @_;
107:
108: my @matches = ($string =~ /$pattern/g);
109:
110: return scalar(@matches);
111: }
112:
113:
114: # Take a string known to have digits and convert all the
115: # digits into letters in the range J,A..I.
116:
117: sub digits_to_letters {
118: my ($input) = @_;
119:
120: my @alphabet = ('J', 'A'..'I');
121:
122: my @input = split(//, $input);
123: my $output ='';
124: for (my $i = 0; $i < scalar(@input); $i++) {
125: if ($input[$i] =~ /\d/) {
126: $output .= $alphabet[$input[$i]];
127: } else {
128: $output .= $input[$i];
129: }
130: }
131: return $output;
132: }
133:
134: #
135: # --- Retrieve the parts from the metadata file.---
136: sub getpartlist {
137: my ($symb) = @_;
138:
139: my $navmap = Apache::lonnavmaps::navmap->new();
140: my $res = $navmap->getBySymb($symb);
141: my $partlist = $res->parts();
142: my $url = $res->src();
143: my @metakeys = split(/,/,&Apache::lonnet::metadata($url,'keys'));
144:
145: my @stores;
146: foreach my $part (@{ $partlist }) {
147: foreach my $key (@metakeys) {
148: if ($key =~ m/^stores_\Q$part\E_/) { push(@stores,$key); }
149: }
150: }
151: return @stores;
152: }
153:
154: # --- Get the symbolic name of a problem and the url
155: sub get_symb {
156: my ($request,$silent) = @_;
157: (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
158: my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url)));
159: if ($symb eq '') {
160: if (!$silent) {
161: $request->print("Unable to handle ambiguous references:$url:.");
162: return ();
163: }
164: }
165: &Apache::lonenc::check_decrypt(\$symb);
166: return ($symb);
167: }
168:
169: #--- Format fullname, username:domain if different for display
170: #--- Use anywhere where the student names are listed
171: sub nameUserString {
172: my ($type,$fullname,$uname,$udom) = @_;
173: if ($type eq 'header') {
174: return '<b> '.&mt('Fullname').' </b><span class="LC_internal_info">('.&mt('Username').')</span>';
175: } else {
176: return ' '.$fullname.'<span class="LC_internal_info"> ('.$uname.
177: ($env{'user.domain'} eq $udom ? '' : ' ('.$udom.')').')</span>';
178: }
179: }
180:
181: #--- Get the partlist and the response type for a given problem. ---
182: #--- Indicate if a response type is coded handgraded or not. ---
183: sub response_type {
184: my ($symb) = shift;
185:
186: my $navmap = Apache::lonnavmaps::navmap->new();
187: my $res = $navmap->getBySymb($symb);
188: my $partlist = $res->parts();
189: my %vPart =
190: map { $_ => 1 } (&Apache::loncommon::get_env_multiple('form.vPart'));
191: my (%response_types,%handgrade);
192: foreach my $part (@{ $partlist }) {
193: next if (%vPart && !exists($vPart{$part}));
194:
195: my @types = $res->responseType($part);
196: my @ids = $res->responseIds($part);
197: for (my $i=0; $i < scalar(@ids); $i++) {
198: $response_types{$part}{$ids[$i]} = $types[$i];
199: $handgrade{$part.'_'.$ids[$i]} =
200: &Apache::lonnet::EXT('resource.'.$part.'_'.$ids[$i].
201: '.handgrade',$symb);
202: }
203: }
204: return ($partlist,\%handgrade,\%response_types);
205: }
206:
207: sub flatten_responseType {
208: my ($responseType) = @_;
209: my @part_response_id =
210: map {
211: my $part = $_;
212: map {
213: [$part,$_]
214: } sort(keys(%{ $responseType->{$part} }));
215: } sort(keys(%$responseType));
216: return @part_response_id;
217: }
218:
219: sub get_display_part {
220: my ($partID,$symb)=@_;
221: my $display=&Apache::lonnet::EXT('resource.'.$partID.'.display',$symb);
222: if (defined($display) and $display ne '') {
223: $display.= " (<span class=\"LC_internal_info\">id $partID</span>)";
224: } else {
225: $display=$partID;
226: }
227: return $display;
228: }
229:
230: #--- Show resource title
231: #--- and parts and response type
232: sub showResourceInfo {
233: my ($symb,$probTitle,$checkboxes) = @_;
234: my $col=3;
235: if ($checkboxes) { $col=4; }
236: my $result = '<h3>'.&mt('Current Resource').': '.$probTitle.'</h3>'."\n";
237: $result .='<table border="0">';
238: my ($partlist,$handgrade,$responseType) = &response_type($symb);
239: my %resptype = ();
240: my $hdgrade='no';
241: my %partsseen;
242: foreach my $partID (sort keys(%$responseType)) {
243: foreach my $resID (sort keys(%{ $responseType->{$partID} })) {
244: my $handgrade=$$handgrade{$partID.'_'.$resID};
245: my $responsetype = $responseType->{$partID}->{$resID};
246: $hdgrade = $handgrade if ($handgrade eq 'yes');
247: $result.='<tr>';
248: if ($checkboxes) {
249: if (exists($partsseen{$partID})) {
250: $result.="<td> </td>";
251: } else {
252: $result.="<td><input type='checkbox' name='vPart' value='$partID' checked='checked' /></td>";
253: }
254: $partsseen{$partID}=1;
255: }
256: my $display_part=&get_display_part($partID,$symb);
257: $result.='<td>'.&mt('<b>Part: </b>[_1]',$display_part).' <span class="LC_internal_info">'.
258: $resID.'</span></td>'.
259: '<td>'.&mt('<b>Type: </b>[_1]',$responsetype).'</td></tr>';
260: # '<td>'.&mt('<b>Handgrade: </b>[_1]',$handgrade).'</td></tr>';
261: }
262: }
263: $result.='</table>'."\n";
264: return $result,$responseType,$hdgrade,$partlist,$handgrade;
265: }
266:
267: sub reset_caches {
268: &reset_analyze_cache();
269: &reset_perm();
270: }
271:
272: {
273: my %analyze_cache;
274:
275: sub reset_analyze_cache {
276: undef(%analyze_cache);
277: }
278:
279: sub get_analyze {
280: my ($symb,$uname,$udom)=@_;
281: my $key = "$symb\0$uname\0$udom";
282: return $analyze_cache{$key} if (exists($analyze_cache{$key}));
283:
284: my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
285: $url=&Apache::lonnet::clutter($url);
286: my $subresult=&Apache::lonnet::ssi($url,
287: ('grade_target' => 'analyze'),
288: ('grade_domain' => $udom),
289: ('grade_symb' => $symb),
290: ('grade_courseid' =>
291: $env{'request.course.id'}),
292: ('grade_username' => $uname));
293: (undef,$subresult)=split(/_HASH_REF__/,$subresult,2);
294: my %analyze=&Apache::lonnet::str2hash($subresult);
295: return $analyze_cache{$key} = \%analyze;
296: }
297:
298: sub get_order {
299: my ($partid,$respid,$symb,$uname,$udom)=@_;
300: my $analyze = &get_analyze($symb,$uname,$udom);
301: return $analyze->{"$partid.$respid.shown"};
302: }
303:
304: sub get_radiobutton_correct_foil {
305: my ($partid,$respid,$symb,$uname,$udom)=@_;
306: my $analyze = &get_analyze($symb,$uname,$udom);
307: foreach my $foil (@{&get_order($partid,$respid,$symb,$uname,$udom)}) {
308: if ($analyze->{"$partid.$respid.foil.value.$foil"} eq 'true') {
309: return $foil;
310: }
311: }
312: }
313: }
314:
315: #--- Clean response type for display
316: #--- Currently filters option/rank/radiobutton/match/essay/Task
317: # response types only.
318: sub cleanRecord {
319: my ($answer,$response,$symb,$partid,$respid,$record,$order,$version,
320: $uname,$udom) = @_;
321: my $grayFont = '<span class="LC_internal_info">';
322: if ($response =~ /^(option|rank)$/) {
323: my %answer=&Apache::lonnet::str2hash($answer);
324: my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"});
325: my ($toprow,$bottomrow);
326: foreach my $foil (@$order) {
327: if ($grading{$foil} == 1) {
328: $toprow.='<td><b>'.$answer{$foil}.' </b></td>';
329: } else {
330: $toprow.='<td><i>'.$answer{$foil}.' </i></td>';
331: }
332: $bottomrow.='<td>'.$grayFont.$foil.'</span> </td>';
333: }
334: return '<blockquote><table border="1">'.
335: '<tr valign="top"><td>'.&mt('Answer').'</td>'.$toprow.'</tr>'.
336: '<tr valign="top"><td>'.$grayFont.&mt('Option ID').'</span></td>'.
337: $grayFont.$bottomrow.'</tr>'.'</table></blockquote>';
338: } elsif ($response eq 'match') {
339: my %answer=&Apache::lonnet::str2hash($answer);
340: my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"});
341: my @items=&Apache::lonnet::str2array($record->{$version."resource.$partid.$respid.submissionitems"});
342: my ($toprow,$middlerow,$bottomrow);
343: foreach my $foil (@$order) {
344: my $item=shift(@items);
345: if ($grading{$foil} == 1) {
346: $toprow.='<td><b>'.$item.' </b></td>';
347: $middlerow.='<td><b>'.$grayFont.$answer{$foil}.' </span></b></td>';
348: } else {
349: $toprow.='<td><i>'.$item.' </i></td>';
350: $middlerow.='<td><i>'.$grayFont.$answer{$foil}.' </span></i></td>';
351: }
352: $bottomrow.='<td>'.$grayFont.$foil.'</span> </td>';
353: }
354: return '<blockquote><table border="1">'.
355: '<tr valign="top"><td>'.&mt('Answer').'</td>'.$toprow.'</tr>'.
356: '<tr valign="top"><td>'.$grayFont.&mt('Item ID').'</span></td>'.
357: $middlerow.'</tr>'.
358: '<tr valign="top"><td>'.$grayFont.&mt('Option ID').'</span></td>'.
359: $bottomrow.'</tr>'.'</table></blockquote>';
360: } elsif ($response eq 'radiobutton') {
361: my %answer=&Apache::lonnet::str2hash($answer);
362: my ($toprow,$bottomrow);
363: my $correct =
364: &get_radiobutton_correct_foil($partid,$respid,$symb,$uname,$udom);
365: foreach my $foil (@$order) {
366: if (exists($answer{$foil})) {
367: if ($foil eq $correct) {
368: $toprow.='<td><b>'.&mt('true').'</b></td>';
369: } else {
370: $toprow.='<td><i>'.&mt('true').'</i></td>';
371: }
372: } else {
373: $toprow.='<td>'.&mt('false').'</td>';
374: }
375: $bottomrow.='<td>'.$grayFont.$foil.'</span> </td>';
376: }
377: return '<blockquote><table border="1">'.
378: '<tr valign="top"><td>'.&mt('Answer').'</td>'.$toprow.'</tr>'.
379: '<tr valign="top"><td>'.$grayFont.&mt('Option ID').'</span></td>'.
380: $grayFont.$bottomrow.'</tr>'.'</table></blockquote>';
381: } elsif ($response eq 'essay') {
382: if (! exists ($env{'form.'.$symb})) {
383: my (%keyhash) = &Apache::lonnet::dump('nohist_handgrade',
384: $env{'course.'.$env{'request.course.id'}.'.domain'},
385: $env{'course.'.$env{'request.course.id'}.'.num'});
386:
387: my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
388: $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
389: $env{'form.kwclr'} = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
390: $env{'form.kwsize'} = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
391: $env{'form.kwstyle'} = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
392: $env{'form.'.$symb} = 1; # so that we don't have to read it from disk for multiple sub of the same prob.
393: }
394: $answer =~ s-\n-<br />-g;
395: return '<br /><br /><blockquote><tt>'.&keywords_highlight($answer).'</tt></blockquote>';
396: } elsif ( $response eq 'organic') {
397: my $result='Smile representation: "<tt>'.$answer.'</tt>"';
398: my $jme=$record->{$version."resource.$partid.$respid.molecule"};
399: $result.=&Apache::chemresponse::jme_img($jme,$answer,400);
400: return $result;
401: } elsif ( $response eq 'Task') {
402: if ( $answer eq 'SUBMITTED') {
403: my $files = $record->{$version."resource.$respid.$partid.bridgetask.portfiles"};
404: my $result = &Apache::bridgetask::file_list($files,$uname,$udom);
405: return $result;
406: } elsif ( grep(/^\Q$version\E.*?\.instance$/, keys(%{$record})) ) {
407: my @matches = grep(/^\Q$version\E.*?\.instance$/,
408: keys(%{$record}));
409: return join('<br />',($version,@matches));
410:
411:
412: } else {
413: my $result =
414: '<p>'
415: .&mt('Overall result: [_1]',
416: $record->{$version."resource.$respid.$partid.status"})
417: .'</p>';
418:
419: $result .= '<ul>';
420: my @grade = grep(/^\Q${version}resource.$respid.$partid.\E[^.]*[.]status$/,
421: keys(%{$record}));
422: foreach my $grade (sort(@grade)) {
423: my ($dim) = ($grade =~/[.]([^.]+)[.]status$/);
424: $result.= '<li>'.&mt("Dimension: [_1], status [_2] ",
425: $dim, $record->{$grade}).
426: '</li>';
427: }
428: $result.='</ul>';
429: return $result;
430: }
431: } elsif ( $response =~ m/(?:numerical|formula)/) {
432: $answer =
433: &Apache::loncommon::format_previous_attempt_value('submission',
434: $answer);
435: }
436: return $answer;
437: }
438:
439: #-- A couple of common js functions
440: sub commonJSfunctions {
441: my $request = shift;
442: $request->print(<<COMMONJSFUNCTIONS);
443: <script type="text/javascript" language="javascript">
444: function radioSelection(radioButton) {
445: var selection=null;
446: if (radioButton.length > 1) {
447: for (var i=0; i<radioButton.length; i++) {
448: if (radioButton[i].checked) {
449: return radioButton[i].value;
450: }
451: }
452: } else {
453: if (radioButton.checked) return radioButton.value;
454: }
455: return selection;
456: }
457:
458: function pullDownSelection(selectOne) {
459: var selection="";
460: if (selectOne.length > 1) {
461: for (var i=0; i<selectOne.length; i++) {
462: if (selectOne[i].selected) {
463: return selectOne[i].value;
464: }
465: }
466: } else {
467: // only one value it must be the selected one
468: return selectOne.value;
469: }
470: }
471: </script>
472: COMMONJSFUNCTIONS
473: }
474:
475: #--- Dumps the class list with usernames,list of sections,
476: #--- section, ids and fullnames for each user.
477: sub getclasslist {
478: my ($getsec,$filterlist,$getgroup) = @_;
479: my @getsec;
480: my @getgroup;
481: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
482: if (!ref($getsec)) {
483: if ($getsec ne '' && $getsec ne 'all') {
484: @getsec=($getsec);
485: }
486: } else {
487: @getsec=@{$getsec};
488: }
489: if (grep(/^all$/,@getsec)) { undef(@getsec); }
490: if (!ref($getgroup)) {
491: if ($getgroup ne '' && $getgroup ne 'all') {
492: @getgroup=($getgroup);
493: }
494: } else {
495: @getgroup=@{$getgroup};
496: }
497: if (grep(/^all$/,@getgroup)) { undef(@getgroup); }
498:
499: my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
500: # Bail out if we were unable to get the classlist
501: return if (! defined($classlist));
502: &Apache::loncoursedata::get_group_memberships($classlist,$keylist);
503: #
504: my %sections;
505: my %fullnames;
506: foreach my $student (keys(%$classlist)) {
507: my $end =
508: $classlist->{$student}->[&Apache::loncoursedata::CL_END()];
509: my $start =
510: $classlist->{$student}->[&Apache::loncoursedata::CL_START()];
511: my $id =
512: $classlist->{$student}->[&Apache::loncoursedata::CL_ID()];
513: my $section =
514: $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
515: my $fullname =
516: $classlist->{$student}->[&Apache::loncoursedata::CL_FULLNAME()];
517: my $status =
518: $classlist->{$student}->[&Apache::loncoursedata::CL_STATUS()];
519: my $group =
520: $classlist->{$student}->[&Apache::loncoursedata::CL_GROUP()];
521: # filter students according to status selected
522: if ($filterlist && (!($stu_status =~ /Any/))) {
523: if (!($stu_status =~ $status)) {
524: delete($classlist->{$student});
525: next;
526: }
527: }
528: # filter students according to groups selected
529: my @stu_groups = split(/,/,$group);
530: if (@getgroup) {
531: my $exclude = 1;
532: foreach my $grp (@getgroup) {
533: foreach my $stu_group (@stu_groups) {
534: if ($stu_group eq $grp) {
535: $exclude = 0;
536: }
537: }
538: if (($grp eq 'none') && !$group) {
539: $exclude = 0;
540: }
541: }
542: if ($exclude) {
543: delete($classlist->{$student});
544: }
545: }
546: $section = ($section ne '' ? $section : 'none');
547: if (&canview($section)) {
548: if (!@getsec || grep(/^\Q$section\E$/,@getsec)) {
549: $sections{$section}++;
550: if ($classlist->{$student}) {
551: $fullnames{$student}=$fullname;
552: }
553: } else {
554: delete($classlist->{$student});
555: }
556: } else {
557: delete($classlist->{$student});
558: }
559: }
560: my %seen = ();
561: my @sections = sort(keys(%sections));
562: return ($classlist,\@sections,\%fullnames);
563: }
564:
565: sub canmodify {
566: my ($sec)=@_;
567: if ($perm{'mgr'}) {
568: if (!defined($perm{'mgr_section'})) {
569: # can modify whole class
570: return 1;
571: } else {
572: if ($sec eq $perm{'mgr_section'}) {
573: #can modify the requested section
574: return 1;
575: } else {
576: # can't modify the request section
577: return 0;
578: }
579: }
580: }
581: #can't modify
582: return 0;
583: }
584:
585: sub canview {
586: my ($sec)=@_;
587: if ($perm{'vgr'}) {
588: if (!defined($perm{'vgr_section'})) {
589: # can modify whole class
590: return 1;
591: } else {
592: if ($sec eq $perm{'vgr_section'}) {
593: #can modify the requested section
594: return 1;
595: } else {
596: # can't modify the request section
597: return 0;
598: }
599: }
600: }
601: #can't modify
602: return 0;
603: }
604:
605: #--- Retrieve the grade status of a student for all the parts
606: sub student_gradeStatus {
607: my ($symb,$udom,$uname,$partlist) = @_;
608: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
609: my %partstatus = ();
610: foreach (@$partlist) {
611: my ($status,undef) = split(/_/,$record{"resource.$_.solved"},2);
612: $status = 'nothing' if ($status eq '');
613: $partstatus{$_} = $status;
614: my $subkey = "resource.$_.submitted_by";
615: $partstatus{$subkey} = $record{$subkey} if ($record{$subkey} ne '');
616: }
617: return %partstatus;
618: }
619:
620: # hidden form and javascript that calls the form
621: # Use by verifyscript and viewgrades
622: # Shows a student's view of problem and submission
623: sub jscriptNform {
624: my ($symb) = @_;
625: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
626: my $jscript='<script type="text/javascript" language="javascript">'."\n".
627: ' function viewOneStudent(user,domain) {'."\n".
628: ' document.onestudent.student.value = user;'."\n".
629: ' document.onestudent.userdom.value = domain;'."\n".
630: ' document.onestudent.submit();'."\n".
631: ' }'."\n".
632: '</script>'."\n";
633: $jscript.= '<form action="/adm/grades" method="post" name="onestudent">'."\n".
634: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
635: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
636: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n".
637: '<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n".
638: '<input type="hidden" name="command" value="submission" />'."\n".
639: '<input type="hidden" name="student" value="" />'."\n".
640: '<input type="hidden" name="userdom" value="" />'."\n".
641: '</form>'."\n";
642: return $jscript;
643: }
644:
645:
646:
647: # Given the score (as a number [0-1] and the weight) what is the final
648: # point value? This function will round to the nearest tenth, third,
649: # or quarter if one of those is within the tolerance of .00001.
650: sub compute_points {
651: my ($score, $weight) = @_;
652:
653: my $tolerance = .00001;
654: my $points = $score * $weight;
655:
656: # Check for nearness to 1/x.
657: my $check_for_nearness = sub {
658: my ($factor) = @_;
659: my $num = ($points * $factor) + $tolerance;
660: my $floored_num = floor($num);
661: if ($num - $floored_num < 2 * $tolerance * $factor) {
662: return $floored_num / $factor;
663: }
664: return $points;
665: };
666:
667: $points = $check_for_nearness->(10);
668: $points = $check_for_nearness->(3);
669: $points = $check_for_nearness->(4);
670:
671: return $points;
672: }
673:
674: #------------------ End of general use routines --------------------
675:
676: #
677: # Find most similar essay
678: #
679:
680: sub most_similar {
681: my ($uname,$udom,$uessay,$old_essays)=@_;
682:
683: # ignore spaces and punctuation
684:
685: $uessay=~s/\W+/ /gs;
686:
687: # ignore empty submissions (occuring when only files are sent)
688:
689: unless ($uessay=~/\w+/) { return ''; }
690:
691: # these will be returned. Do not care if not at least 50 percent similar
692: my $limit=0.6;
693: my $sname='';
694: my $sdom='';
695: my $scrsid='';
696: my $sessay='';
697: # go through all essays ...
698: foreach my $tkey (keys(%$old_essays)) {
699: my ($tname,$tdom,$tcrsid)=map {&unescape($_)} (split(/\./,$tkey));
700: # ... except the same student
701: next if (($tname eq $uname) && ($tdom eq $udom));
702: my $tessay=$old_essays->{$tkey};
703: $tessay=~s/\W+/ /gs;
704: # String similarity gives up if not even limit
705: my $tsimilar=&String::Similarity::similarity($uessay,$tessay,$limit);
706: # Found one
707: if ($tsimilar>$limit) {
708: $limit=$tsimilar;
709: $sname=$tname;
710: $sdom=$tdom;
711: $scrsid=$tcrsid;
712: $sessay=$old_essays->{$tkey};
713: }
714: }
715: if ($limit>0.6) {
716: return ($sname,$sdom,$scrsid,$sessay,$limit);
717: } else {
718: return ('','','','',0);
719: }
720: }
721:
722: #-------------------------------------------------------------------
723:
724: #------------------------------------ Receipt Verification Routines
725: #
726: #--- Check whether a receipt number is valid.---
727: sub verifyreceipt {
728: my $request = shift;
729:
730: my $courseid = $env{'request.course.id'};
731: my $receipt = &Apache::lonnet::recprefix($courseid).'-'.
732: $env{'form.receipt'};
733: $receipt =~ s/[^\-\d]//g;
734: my ($symb) = &get_symb($request);
735:
736: my $title.=
737: '<h3><span class="LC_info">'.
738: &mt('Verifying Submission Receipt [_1]',$receipt).
739: '</span></h3>'."\n".
740: '<h4>'.&mt('<b>Resource: </b>[_1]',$env{'form.probTitle'}).
741: '</h4>'."\n";
742:
743: my ($string,$contents,$matches) = ('','',0);
744: my (undef,undef,$fullname) = &getclasslist('all','0');
745:
746: my $receiptparts=0;
747: if ($env{"course.$courseid.receiptalg"} eq 'receipt2' ||
748: $env{"course.$courseid.receiptalg"} eq 'receipt3') { $receiptparts=1; }
749: my $parts=['0'];
750: if ($receiptparts) { ($parts)=&response_type($symb); }
751:
752: my $header =
753: &Apache::loncommon::start_data_table().
754: &Apache::loncommon::start_data_table_header_row().
755: '<th> '.&mt('Fullname').' </th>'."\n".
756: '<th> '.&mt('Username').' </th>'."\n".
757: '<th> '.&mt('Domain').' </th>';
758: if ($receiptparts) {
759: $header.='<th> '.&mt('Problem Part').' </th>';
760: }
761: $header.=
762: &Apache::loncommon::end_data_table_header_row();
763:
764: foreach (sort
765: {
766: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
767: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
768: }
769: return $a cmp $b;
770: } (keys(%$fullname))) {
771: my ($uname,$udom)=split(/\:/);
772: foreach my $part (@$parts) {
773: if ($receipt eq &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb,$part)) {
774: $contents.=
775: &Apache::loncommon::start_data_table_row().
776: '<td> '."\n".
777: '<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
778: '\');" target="_self">'.$$fullname{$_}.'</a> </td>'."\n".
779: '<td> '.$uname.' </td>'.
780: '<td> '.$udom.' </td>';
781: if ($receiptparts) {
782: $contents.='<td> '.$part.' </td>';
783: }
784: $contents.=
785: &Apache::loncommon::end_data_table_row()."\n";
786:
787: $matches++;
788: }
789: }
790: }
791: if ($matches == 0) {
792: $string = $title.&mt('No match found for the above receipt.');
793: } else {
794: $string = &jscriptNform($symb).$title.
795: '<p>'.
796: &mt('The above receipt matches the following [numerate,_1,student].',$matches).
797: '</p>'.
798: $header.
799: $contents.
800: &Apache::loncommon::end_data_table()."\n";
801: }
802: return $string.&show_grading_menu_form($symb);
803: }
804:
805: #--- This is called by a number of programs.
806: #--- Called from the Grading Menu - View/Grade an individual student
807: #--- Also called directly when one clicks on the subm button
808: # on the problem page.
809: sub listStudents {
810: my ($request) = shift;
811:
812: my ($symb) = &get_symb($request);
813: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
814: my $cnum = $env{"course.$env{'request.course.id'}.num"};
815: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
816: my $getgroup = $env{'form.group'} eq '' ? 'all' : $env{'form.group'};
817: my $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'};
818: my $viewgrade = $env{'form.showgrading'} eq 'yes' ? 'View/Grade/Regrade' : 'View';
819: $env{'form.probTitle'} = $env{'form.probTitle'} eq '' ?
820: &Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
821:
822: my $result='<h3><span class="LC_info"> '.
823: &mt($viewgrade.' Submissions for a Student or a Group of Students')
824: .'</span></h3>';
825:
826: my ($table,undef,$hdgrade,$partlist,$handgrade) = &showResourceInfo($symb,$env{'form.probTitle'},($env{'form.showgrading'} eq 'yes'));
827:
828: my %lt = ( 'multiple' =>
829: "Please select a student or group of students before clicking on the Next button.",
830: 'single' =>
831: "Please select the student before clicking on the Next button.",
832: );
833: %lt = &Apache::lonlocal::texthash(%lt);
834: $request->print(<<LISTJAVASCRIPT);
835: <script type="text/javascript" language="javascript">
836: function checkSelect(checkBox) {
837: var ctr=0;
838: var sense="";
839: if (checkBox.length > 1) {
840: for (var i=0; i<checkBox.length; i++) {
841: if (checkBox[i].checked) {
842: ctr++;
843: }
844: }
845: sense = '$lt{'multiple'}';
846: } else {
847: if (checkBox.checked) {
848: ctr = 1;
849: }
850: sense = '$lt{'single'}';
851: }
852: if (ctr == 0) {
853: alert(sense);
854: return false;
855: }
856: document.gradesub.submit();
857: }
858:
859: function reLoadList(formname) {
860: if (formname.saveStatusOld.value == pullDownSelection(formname.Status)) {return;}
861: formname.command.value = 'submission';
862: formname.submit();
863: }
864: </script>
865: LISTJAVASCRIPT
866:
867: &commonJSfunctions($request);
868: $request->print($result);
869:
870: my $checkhdgrade = ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1 ) ? 'checked="checked"' : '';
871: my $checklastsub = $checkhdgrade eq '' ? 'checked="checked"' : '';
872: my $gradeTable='<form action="/adm/grades" method="post" name="gradesub">'.
873: "\n".$table;
874:
875: $gradeTable .=
876: ' '.
877: &mt('<b>View Problem Text: </b>[_1]',
878: '<label><input type="radio" name="vProb" value="no" checked="checked" /> '.&mt('no').' </label>'."\n".
879: '<label><input type="radio" name="vProb" value="yes" /> '.&mt('one student').' </label>'."\n".
880: '<label><input type="radio" name="vProb" value="all" /> '.&mt('all students').' </label>').'<br />'."\n";
881: $gradeTable .=
882: ' '.
883: &mt('<b>View Answer: </b>[_1]',
884: '<label><input type="radio" name="vAns" value="no" /> '.&mt('no').' </label>'."\n".
885: '<label><input type="radio" name="vAns" value="yes" /> '.&mt('one student').' </label>'."\n".
886: '<label><input type="radio" name="vAns" value="all" checked="checked" /> '.&mt('all students').' </label>').'<br />'."\n";
887:
888: my $submission_options;
889: if ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1) {
890: $submission_options.=
891: '<label><input type="radio" name="lastSub" value="hdgrade" '.$checkhdgrade.' /> '.&mt('essay part only').' </label>'."\n";
892: }
893: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
894: my $saveStatus = $stu_status eq '' ? 'Active' : $stu_status;
895: $env{'form.Status'} = $saveStatus;
896: $submission_options.=
897: '<label><input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> '.&mt('last submission only').' </label>'."\n".
898: '<label><input type="radio" name="lastSub" value="last" /> '.&mt('last submission & parts info').' </label>'."\n".
899: '<label><input type="radio" name="lastSub" value="datesub" /> '.&mt('by dates and submissions').' </label>'."\n".
900: '<label><input type="radio" name="lastSub" value="all" /> '.&mt('all details').'</label>';
901: $gradeTable .=
902: ' '.
903: &mt('<b>Submissions: </b>[_1]',$submission_options).'<br />'."\n";
904:
905: $gradeTable .=
906: ' '.
907: &mt('<b>Grading Increments:</b> [_1]',
908: '<select name="increment">'.
909: '<option value="1">'.&mt('Whole Points').'</option>'.
910: '<option value=".5">'.&mt('Half Points').'</option>'.
911: '<option value=".25">'.&mt('Quarter Points').'</option>'.
912: '<option value=".1">'.&mt('Tenths of a Point').'</option>'.
913: '</select>');
914:
915: $gradeTable .=
916: &build_section_inputs().
917: '<input type="hidden" name="submitonly" value="'.$submitonly.'" />'."\n".
918: '<input type="hidden" name="handgrade" value="'.$env{'form.handgrade'}.'" /><br />'."\n".
919: '<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" /><br />'."\n".
920: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
921: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n".
922: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
923: '<input type="hidden" name="saveStatusOld" value="'.$saveStatus.'" />'."\n";
924:
925: if (exists($env{'form.gradingMenu'}) && exists($env{'form.Status'})) {
926: $gradeTable.='<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n";
927: } else {
928: $gradeTable.=&mt('<b>Student Status:</b> [_1]',
929: &Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,1,'javascript:reLoadList(this.form);')).'<br />';
930: }
931:
932: $gradeTable.=&mt('To '.lc($viewgrade).' a submission or a group of submissions, click on the check box(es) '.
933: 'next to the student\'s name(s). Then click on the Next button.').'<br />'."\n".
934: '<input type="hidden" name="command" value="processGroup" />'."\n";
935:
936: # checkall buttons
937: $gradeTable.=&check_script('gradesub', 'stuinfo');
938: $gradeTable.='<input type="button" '."\n".
939: 'onClick="javascript:checkSelect(this.form.stuinfo);" '."\n".
940: 'value="'.&mt('Next->').'" /> <br />'."\n";
941: $gradeTable.=&check_buttons();
942: $gradeTable.='<label><input type="checkbox" name="checkPlag" checked="checked" />'.&mt('Check For Plagiarism').'</label>';
943: my ($classlist, undef, $fullname) = &getclasslist($getsec,'1',$getgroup);
944: $gradeTable.= &Apache::loncommon::start_data_table().
945: &Apache::loncommon::start_data_table_header_row();
946: my $loop = 0;
947: while ($loop < 2) {
948: $gradeTable.='<th>'.&mt('No.').'</th><th>'.&mt('Select').'</th>'.
949: '<th>'.&nameUserString('header').' '.&mt('Section/Group').'</th>';
950: if ($env{'form.showgrading'} eq 'yes'
951: && $submitonly ne 'queued'
952: && $submitonly ne 'all') {
953: foreach my $part (sort(@$partlist)) {
954: my $display_part=
955: &get_display_part((split(/_/,$part))[0],$symb);
956: $gradeTable.=
957: '<th>'.&mt('Part: [_1] Status',$display_part).'</th>';
958: }
959: } elsif ($submitonly eq 'queued') {
960: $gradeTable.='<th>'.&mt('Queue Status').' </th>';
961: }
962: $loop++;
963: # $gradeTable.='<td></td>' if ($loop%2 ==1);
964: }
965: $gradeTable.=&Apache::loncommon::end_data_table_header_row()."\n";
966:
967: my $ctr = 0;
968: foreach my $student (sort
969: {
970: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
971: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
972: }
973: return $a cmp $b;
974: }
975: (keys(%$fullname))) {
976: my ($uname,$udom) = split(/:/,$student);
977:
978: my %status = ();
979:
980: if ($submitonly eq 'queued') {
981: my %queue_status =
982: &Apache::bridgetask::get_student_status($symb,$cdom,$cnum,
983: $udom,$uname);
984: next if (!defined($queue_status{'gradingqueue'}));
985: $status{'gradingqueue'} = $queue_status{'gradingqueue'};
986: }
987:
988: if ($env{'form.showgrading'} eq 'yes'
989: && $submitonly ne 'queued'
990: && $submitonly ne 'all') {
991: (%status) =&student_gradeStatus($symb,$udom,$uname,$partlist);
992: my $submitted = 0;
993: my $graded = 0;
994: my $incorrect = 0;
995: foreach (keys(%status)) {
996: $submitted = 1 if ($status{$_} ne 'nothing');
997: $graded = 1 if ($status{$_} =~ /^ungraded/);
998: $incorrect = 1 if ($status{$_} =~ /^incorrect/);
999:
1000: my ($foo,$partid,$foo1) = split(/\./,$_);
1001: if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
1002: $submitted = 0;
1003: my ($part)=split(/\./,$partid);
1004: $gradeTable.='<input type="hidden" name="'.
1005: $student.':'.$part.':submitted_by" value="'.
1006: $status{'resource.'.$partid.'.submitted_by'}.'" />';
1007: }
1008: }
1009:
1010: next if (!$submitted && ($submitonly eq 'yes' ||
1011: $submitonly eq 'incorrect' ||
1012: $submitonly eq 'graded'));
1013: next if (!$graded && ($submitonly eq 'graded'));
1014: next if (!$incorrect && $submitonly eq 'incorrect');
1015: }
1016:
1017: $ctr++;
1018: my $section = $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
1019: my $group = $classlist->{$student}->[&Apache::loncoursedata::CL_GROUP()];
1020: if ( $perm{'vgr'} eq 'F' ) {
1021: if ($ctr%2 ==1) {
1022: $gradeTable.= &Apache::loncommon::start_data_table_row();
1023: }
1024: $gradeTable.='<td align="right">'.$ctr.' </td>'.
1025: '<td align="center"><label><input type=checkbox name="stuinfo" value="'.
1026: $student.':'.$$fullname{$student}.':::SECTION'.$section.
1027: ') " /> </label></td>'."\n".'<td>'.
1028: &nameUserString(undef,$$fullname{$student},$uname,$udom).
1029: ' '.$section.($group ne '' ?'/'.$group:'').'</td>'."\n";
1030:
1031: if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') {
1032: foreach (sort keys(%status)) {
1033: next if ($_ =~ /^resource.*?submitted_by$/);
1034: $gradeTable.='<td align="center"> '.&mt($status{$_}).' </td>'."\n";
1035: }
1036: }
1037: # $gradeTable.='<td></td>' if ($ctr%2 ==1);
1038: if ($ctr%2 ==0) {
1039: $gradeTable.=&Apache::loncommon::end_data_table_row()."\n";
1040: }
1041: }
1042: }
1043: if ($ctr%2 ==1) {
1044: $gradeTable.='<td> </td><td> </td><td> </td>';
1045: if ($env{'form.showgrading'} eq 'yes'
1046: && $submitonly ne 'queued'
1047: && $submitonly ne 'all') {
1048: foreach (@$partlist) {
1049: $gradeTable.='<td> </td>';
1050: }
1051: } elsif ($submitonly eq 'queued') {
1052: $gradeTable.='<td> </td>';
1053: }
1054: $gradeTable.=&Apache::loncommon::end_data_table_row();
1055: }
1056:
1057: $gradeTable.=&Apache::loncommon::end_data_table()."\n".
1058: '<input type="button" '.
1059: 'onClick="javascript:checkSelect(this.form.stuinfo);" '.
1060: 'value="'.&mt('Next->').'" /></form>'."\n";
1061: if ($ctr == 0) {
1062: my $num_students=(scalar(keys(%$fullname)));
1063: if ($num_students eq 0) {
1064: $gradeTable='<br /> <span class="LC_warning">'.&mt('There are no students currently enrolled.').'</span>';
1065: } else {
1066: my $submissions='submissions';
1067: if ($submitonly eq 'incorrect') { $submissions = 'incorrect submissions'; }
1068: if ($submitonly eq 'graded' ) { $submissions = 'ungraded submissions'; }
1069: if ($submitonly eq 'queued' ) { $submissions = 'queued submissions'; }
1070: $gradeTable='<br /> <span class="LC_warning">'.
1071: &mt('No '.$submissions.' found for this resource for any students. ([_1] students checked for '.$submissions.')',
1072: $num_students).
1073: '</span><br />';
1074: }
1075: } elsif ($ctr == 1) {
1076: $gradeTable =~ s/type="checkbox"/type="checkbox" checked="checked"/;
1077: }
1078: $gradeTable.=&show_grading_menu_form($symb);
1079: $request->print($gradeTable);
1080: return '';
1081: }
1082:
1083: #---- Called from the listStudents routine
1084:
1085: sub check_script {
1086: my ($form, $type)=@_;
1087: my $chkallscript='<script type="text/javascript">
1088: function checkall() {
1089: for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
1090: ele = document.forms.'.$form.'.elements[i];
1091: if (ele.name == "'.$type.'") {
1092: document.forms.'.$form.'.elements[i].checked=true;
1093: }
1094: }
1095: }
1096:
1097: function checksec() {
1098: for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
1099: ele = document.forms.'.$form.'.elements[i];
1100: string = document.forms.'.$form.'.chksec.value;
1101: if
1102: (ele.value.indexOf(":::SECTION"+string)>0) {
1103: document.forms.'.$form.'.elements[i].checked=true;
1104: }
1105: }
1106: }
1107:
1108:
1109: function uncheckall() {
1110: for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
1111: ele = document.forms.'.$form.'.elements[i];
1112: if (ele.name == "'.$type.'") {
1113: document.forms.'.$form.'.elements[i].checked=false;
1114: }
1115: }
1116: }
1117:
1118: </script>'."\n";
1119: return $chkallscript;
1120: }
1121:
1122: sub check_buttons {
1123: my $buttons.='<input type="button" onclick="checkall()" value="'.&mt('Check All').'" />';
1124: $buttons.='<input type="button" onclick="uncheckall()" value="'.&mt('Uncheck All').'" /> ';
1125: $buttons.='<input type="button" onclick="checksec()" value="'.&mt('Check Section/Group').'" />';
1126: $buttons.='<input type="text" size="5" name="chksec" /> ';
1127: return $buttons;
1128: }
1129:
1130: # Displays the submissions for one student or a group of students
1131: sub processGroup {
1132: my ($request) = shift;
1133: my $ctr = 0;
1134: my @stuchecked = &Apache::loncommon::get_env_multiple('form.stuinfo');
1135: my $total = scalar(@stuchecked)-1;
1136:
1137: foreach my $student (@stuchecked) {
1138: my ($uname,$udom,$fullname) = split(/:/,$student);
1139: $env{'form.student'} = $uname;
1140: $env{'form.userdom'} = $udom;
1141: $env{'form.fullname'} = $fullname;
1142: &submission($request,$ctr,$total);
1143: $ctr++;
1144: }
1145: return '';
1146: }
1147:
1148: #------------------------------------------------------------------------------------
1149: #
1150: #-------------------------- Next few routines handles grading by student, essentially
1151: # handles essay response type problem/part
1152: #
1153: #--- Javascript to handle the submission page functionality ---
1154: sub sub_page_js {
1155: my $request = shift;
1156: $request->print(<<SUBJAVASCRIPT);
1157: <script type="text/javascript" language="javascript">
1158: function updateRadio(formname,id,weight) {
1159: var gradeBox = formname["GD_BOX"+id];
1160: var radioButton = formname["RADVAL"+id];
1161: var oldpts = formname["oldpts"+id].value;
1162: var pts = checkSolved(formname,id) == 'update' ? gradeBox.value : oldpts;
1163: gradeBox.value = pts;
1164: var resetbox = false;
1165: if (isNaN(pts) || pts < 0) {
1166: alert("A number equal or greater than 0 is expected. Entered value = "+pts);
1167: for (var i=0; i<radioButton.length; i++) {
1168: if (radioButton[i].checked) {
1169: gradeBox.value = i;
1170: resetbox = true;
1171: }
1172: }
1173: if (!resetbox) {
1174: formtextbox.value = "";
1175: }
1176: return;
1177: }
1178:
1179: if (pts > weight) {
1180: var resp = confirm("You entered a value ("+pts+
1181: ") greater than the weight for the part. Accept?");
1182: if (resp == false) {
1183: gradeBox.value = oldpts;
1184: return;
1185: }
1186: }
1187:
1188: for (var i=0; i<radioButton.length; i++) {
1189: radioButton[i].checked=false;
1190: if (pts == i && pts != "") {
1191: radioButton[i].checked=true;
1192: }
1193: }
1194: updateSelect(formname,id);
1195: formname["stores"+id].value = "0";
1196: }
1197:
1198: function writeBox(formname,id,pts) {
1199: var gradeBox = formname["GD_BOX"+id];
1200: if (checkSolved(formname,id) == 'update') {
1201: gradeBox.value = pts;
1202: } else {
1203: var oldpts = formname["oldpts"+id].value;
1204: gradeBox.value = oldpts;
1205: var radioButton = formname["RADVAL"+id];
1206: for (var i=0; i<radioButton.length; i++) {
1207: radioButton[i].checked=false;
1208: if (i == oldpts) {
1209: radioButton[i].checked=true;
1210: }
1211: }
1212: }
1213: formname["stores"+id].value = "0";
1214: updateSelect(formname,id);
1215: return;
1216: }
1217:
1218: function clearRadBox(formname,id) {
1219: if (checkSolved(formname,id) == 'noupdate') {
1220: updateSelect(formname,id);
1221: return;
1222: }
1223: gradeSelect = formname["GD_SEL"+id];
1224: for (var i=0; i<gradeSelect.length; i++) {
1225: if (gradeSelect[i].selected) {
1226: var selectx=i;
1227: }
1228: }
1229: var stores = formname["stores"+id];
1230: if (selectx == stores.value) { return };
1231: var gradeBox = formname["GD_BOX"+id];
1232: gradeBox.value = "";
1233: var radioButton = formname["RADVAL"+id];
1234: for (var i=0; i<radioButton.length; i++) {
1235: radioButton[i].checked=false;
1236: }
1237: stores.value = selectx;
1238: }
1239:
1240: function checkSolved(formname,id) {
1241: if (formname["solved"+id].value == "correct_by_student" && formname.overRideScore.value == 'no') {
1242: var reply = confirm("This problem has been graded correct by the computer. Do you want to change the score?");
1243: if (!reply) {return "noupdate";}
1244: formname.overRideScore.value = 'yes';
1245: }
1246: return "update";
1247: }
1248:
1249: function updateSelect(formname,id) {
1250: formname["GD_SEL"+id][0].selected = true;
1251: return;
1252: }
1253:
1254: //=========== Check that a point is assigned for all the parts ============
1255: function checksubmit(formname,val,total,parttot) {
1256: formname.gradeOpt.value = val;
1257: if (val == "Save & Next") {
1258: for (i=0;i<=total;i++) {
1259: for (j=0;j<parttot;j++) {
1260: var partid = formname["partid"+i+"_"+j].value;
1261: if (formname["GD_SEL"+i+"_"+partid][0].selected) {
1262: var points = formname["GD_BOX"+i+"_"+partid].value;
1263: if (points == "") {
1264: var name = formname["name"+i].value;
1265: var studentID = (name != '' ? name : formname["unamedom"+i].value);
1266: var resp = confirm("You did not assign a score for "+studentID+
1267: ", part "+partid+". Continue?");
1268: if (resp == false) {
1269: formname["GD_BOX"+i+"_"+partid].focus();
1270: return false;
1271: }
1272: }
1273: }
1274:
1275: }
1276: }
1277:
1278: }
1279: if (val == "Grade Student") {
1280: formname.showgrading.value = "yes";
1281: if (formname.Status.value == "") {
1282: formname.Status.value = "Active";
1283: }
1284: formname.studentNo.value = total;
1285: }
1286: formname.submit();
1287: }
1288:
1289: //======= Check that a score is assigned for all the problems (page/sequence grading only) =========
1290: function checkSubmitPage(formname,total) {
1291: noscore = new Array(100);
1292: var ptr = 0;
1293: for (i=1;i<total;i++) {
1294: var partid = formname["q_"+i].value;
1295: if (formname["GD_SEL"+i+"_"+partid][0].selected) {
1296: var points = formname["GD_BOX"+i+"_"+partid].value;
1297: var status = formname["solved"+i+"_"+partid].value;
1298: if (points == "" && status != "correct_by_student") {
1299: noscore[ptr] = i;
1300: ptr++;
1301: }
1302: }
1303: }
1304: if (ptr != 0) {
1305: var sense = ptr == 1 ? ": " : "s: ";
1306: var prolist = "";
1307: if (ptr == 1) {
1308: prolist = noscore[0];
1309: } else {
1310: var i = 0;
1311: while (i < ptr-1) {
1312: prolist += noscore[i]+", ";
1313: i++;
1314: }
1315: prolist += "and "+noscore[i];
1316: }
1317: var resp = confirm("You did not assign any score for the following problem"+sense+prolist+". Continue?");
1318: if (resp == false) {
1319: return false;
1320: }
1321: }
1322:
1323: formname.submit();
1324: }
1325: </script>
1326: SUBJAVASCRIPT
1327: }
1328:
1329: #--- javascript for essay type problem --
1330: sub sub_page_kw_js {
1331: my $request = shift;
1332: my $iconpath = $request->dir_config('lonIconsURL');
1333: &commonJSfunctions($request);
1334:
1335: my $inner_js_msg_central=<<INNERJS;
1336: <script text="text/javascript">
1337: function checkInput() {
1338: opener.document.SCORE.msgsub.value = opener.checkEntities(document.msgcenter.msgsub.value);
1339: var nmsg = opener.document.SCORE.savemsgN.value;
1340: var usrctr = document.msgcenter.usrctr.value;
1341: var newval = opener.document.SCORE["newmsg"+usrctr];
1342: newval.value = opener.checkEntities(document.msgcenter.newmsg.value);
1343:
1344: var msgchk = "";
1345: if (document.msgcenter.subchk.checked) {
1346: msgchk = "msgsub,";
1347: }
1348: var includemsg = 0;
1349: for (var i=1; i<=nmsg; i++) {
1350: var opnmsg = opener.document.SCORE["savemsg"+i];
1351: var frmmsg = document.msgcenter["msg"+i];
1352: opnmsg.value = opener.checkEntities(frmmsg.value);
1353: var showflg = opener.document.SCORE["shownOnce"+i];
1354: showflg.value = "1";
1355: var chkbox = document.msgcenter["msgn"+i];
1356: if (chkbox.checked) {
1357: msgchk += "savemsg"+i+",";
1358: includemsg = 1;
1359: }
1360: }
1361: if (document.msgcenter.newmsgchk.checked) {
1362: msgchk += "newmsg"+usrctr;
1363: includemsg = 1;
1364: }
1365: imgformname = opener.document.SCORE["mailicon"+usrctr];
1366: imgformname.src = "$iconpath/"+((includemsg) ? "mailto.gif" : "mailbkgrd.gif");
1367: var includemsg = opener.document.SCORE["includemsg"+usrctr];
1368: includemsg.value = msgchk;
1369:
1370: self.close()
1371:
1372: }
1373: </script>
1374: INNERJS
1375:
1376: my $inner_js_highlight_central=<<INNERJS;
1377: <script type="text/javascript">
1378: function updateChoice(flag) {
1379: opener.document.SCORE.kwclr.value = opener.radioSelection(document.hlCenter.kwdclr);
1380: opener.document.SCORE.kwsize.value = opener.radioSelection(document.hlCenter.kwdsize);
1381: opener.document.SCORE.kwstyle.value = opener.radioSelection(document.hlCenter.kwdstyle);
1382: opener.document.SCORE.refresh.value = "on";
1383: if (opener.document.SCORE.keywords.value!=""){
1384: opener.document.SCORE.submit();
1385: }
1386: self.close()
1387: }
1388: </script>
1389: INNERJS
1390:
1391: my $start_page_msg_central =
1392: &Apache::loncommon::start_page('Message Central',$inner_js_msg_central,
1393: {'js_ready' => 1,
1394: 'only_body' => 1,
1395: 'bgcolor' =>'#FFFFFF',});
1396: my $end_page_msg_central =
1397: &Apache::loncommon::end_page({'js_ready' => 1});
1398:
1399:
1400: my $start_page_highlight_central =
1401: &Apache::loncommon::start_page('Highlight Central',
1402: $inner_js_highlight_central,
1403: {'js_ready' => 1,
1404: 'only_body' => 1,
1405: 'bgcolor' =>'#FFFFFF',});
1406: my $end_page_highlight_central =
1407: &Apache::loncommon::end_page({'js_ready' => 1});
1408:
1409: my $docopen=&Apache::lonhtmlcommon::javascript_docopen();
1410: $docopen=~s/^document\.//;
1411: $request->print(<<SUBJAVASCRIPT);
1412: <script type="text/javascript" language="javascript">
1413:
1414: //===================== Show list of keywords ====================
1415: function keywords(formname) {
1416: var nret = prompt("Keywords list, separated by a space. Add/delete to list if desired.",formname.keywords.value);
1417: if (nret==null) return;
1418: formname.keywords.value = nret;
1419:
1420: if (formname.keywords.value != "") {
1421: formname.refresh.value = "on";
1422: formname.submit();
1423: }
1424: return;
1425: }
1426:
1427: //===================== Script to view submitted by ==================
1428: function viewSubmitter(submitter) {
1429: document.SCORE.refresh.value = "on";
1430: document.SCORE.NCT.value = "1";
1431: document.SCORE.unamedom0.value = submitter;
1432: document.SCORE.submit();
1433: return;
1434: }
1435:
1436: //===================== Script to add keyword(s) ==================
1437: function getSel() {
1438: if (document.getSelection) txt = document.getSelection();
1439: else if (document.selection) txt = document.selection.createRange().text;
1440: else return;
1441: var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," ");
1442: if (cleantxt=="") {
1443: alert("Please select a word or group of words from document and then click this link.");
1444: return;
1445: }
1446: var nret = prompt("Add selection to keyword list? Edit if desired.",cleantxt);
1447: if (nret==null) return;
1448: document.SCORE.keywords.value = document.SCORE.keywords.value+" "+nret;
1449: if (document.SCORE.keywords.value != "") {
1450: document.SCORE.refresh.value = "on";
1451: document.SCORE.submit();
1452: }
1453: return;
1454: }
1455:
1456: //====================== Script for composing message ==============
1457: // preload images
1458: img1 = new Image();
1459: img1.src = "$iconpath/mailbkgrd.gif";
1460: img2 = new Image();
1461: img2.src = "$iconpath/mailto.gif";
1462:
1463: function msgCenter(msgform,usrctr,fullname) {
1464: var Nmsg = msgform.savemsgN.value;
1465: savedMsgHeader(Nmsg,usrctr,fullname);
1466: var subject = msgform.msgsub.value;
1467: var msgchk = document.SCORE["includemsg"+usrctr].value;
1468: re = /msgsub/;
1469: var shwsel = "";
1470: if (re.test(msgchk)) { shwsel = "checked" }
1471: subject = (document.SCORE.shownSub.value == 0 ? checkEntities(subject) : subject);
1472: displaySubject(checkEntities(subject),shwsel);
1473: for (var i=1; i<=Nmsg; i++) {
1474: var testmsg = "savemsg"+i+",";
1475: re = new RegExp(testmsg,"g");
1476: shwsel = "";
1477: if (re.test(msgchk)) { shwsel = "checked" }
1478: var message = document.SCORE["savemsg"+i].value;
1479: message = (document.SCORE["shownOnce"+i].value == 0 ? checkEntities(message) : message);
1480: displaySavedMsg(i,message,shwsel); //I do not get it. w/o checkEntities on saved messages,
1481: //any < is already converted to <, etc. However, only once!!
1482: }
1483: newmsg = document.SCORE["newmsg"+usrctr].value;
1484: shwsel = "";
1485: re = /newmsg/;
1486: if (re.test(msgchk)) { shwsel = "checked" }
1487: newMsg(newmsg,shwsel);
1488: msgTail();
1489: return;
1490: }
1491:
1492: function checkEntities(strx) {
1493: if (strx.length == 0) return strx;
1494: var orgStr = ["&", "<", ">", '"'];
1495: var newStr = ["&", "<", ">", """];
1496: var counter = 0;
1497: while (counter < 4) {
1498: strx = strReplace(strx,orgStr[counter],newStr[counter]);
1499: counter++;
1500: }
1501: return strx;
1502: }
1503:
1504: function strReplace(strx, orgStr, newStr) {
1505: return strx.split(orgStr).join(newStr);
1506: }
1507:
1508: function savedMsgHeader(Nmsg,usrctr,fullname) {
1509: var height = 70*Nmsg+250;
1510: var scrollbar = "no";
1511: if (height > 600) {
1512: height = 600;
1513: scrollbar = "yes";
1514: }
1515: var xpos = (screen.width-600)/2;
1516: xpos = (xpos < 0) ? '0' : xpos;
1517: var ypos = (screen.height-height)/2-30;
1518: ypos = (ypos < 0) ? '0' : ypos;
1519:
1520: pWin = window.open('', 'MessageCenter', 'resizable=yes,toolbar=no,location=no,scrollbars='+scrollbar+',screenx='+xpos+',screeny='+ypos+',width=600,height='+height);
1521: pWin.focus();
1522: pDoc = pWin.document;
1523: pDoc.$docopen;
1524: pDoc.write('$start_page_msg_central');
1525:
1526: pDoc.write("<form action=\\"inactive\\" name=\\"msgcenter\\">");
1527: pDoc.write("<input value=\\""+usrctr+"\\" name=\\"usrctr\\" type=\\"hidden\\">");
1528: pDoc.write("<h3><span class=\\"LC_info\\"> Compose Message for \"+fullname+\"<\\/span><\\/h3><br /><br />");
1529:
1530: pDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
1531: pDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
1532: pDoc.write("<td><b>Type<\\/b><\\/td><td><b>Include<\\/b><\\/td><td><b>Message<\\/td><\\/tr>");
1533: }
1534: function displaySubject(msg,shwsel) {
1535: pDoc = pWin.document;
1536: pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
1537: pDoc.write("<td>Subject<\\/td>");
1538: pDoc.write("<td align=\\"center\\"><input name=\\"subchk\\" type=\\"checkbox\\"" +shwsel+"><\\/td>");
1539: pDoc.write("<td><input name=\\"msgsub\\" type=\\"text\\" value=\\""+msg+"\\"size=\\"60\\" maxlength=\\"80\\"><\\/td><\\/tr>");
1540: }
1541:
1542: function displaySavedMsg(ctr,msg,shwsel) {
1543: pDoc = pWin.document;
1544: pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
1545: pDoc.write("<td align=\\"center\\">"+ctr+"<\\/td>");
1546: pDoc.write("<td align=\\"center\\"><input name=\\"msgn"+ctr+"\\" type=\\"checkbox\\"" +shwsel+"><\\/td>");
1547: pDoc.write("<td><textarea name=\\"msg"+ctr+"\\" cols=\\"60\\" rows=\\"3\\">"+msg+"<\\/textarea><\\/td><\\/tr>");
1548: }
1549:
1550: function newMsg(newmsg,shwsel) {
1551: pDoc = pWin.document;
1552: pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
1553: pDoc.write("<td align=\\"center\\">New<\\/td>");
1554: pDoc.write("<td align=\\"center\\"><input name=\\"newmsgchk\\" type=\\"checkbox\\"" +shwsel+"><\\/td>");
1555: pDoc.write("<td><textarea name=\\"newmsg\\" cols=\\"60\\" rows=\\"3\\" onchange=\\"javascript:this.form.newmsgchk.checked=true\\" >"+newmsg+"<\\/textarea><\\/td><\\/tr>");
1556: }
1557:
1558: function msgTail() {
1559: pDoc = pWin.document;
1560: pDoc.write("<\\/table>");
1561: pDoc.write("<\\/td><\\/tr><\\/table> ");
1562: pDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:checkInput()\\"> ");
1563: pDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br /><br />");
1564: pDoc.write("<\\/form>");
1565: pDoc.write('$end_page_msg_central');
1566: pDoc.close();
1567: }
1568:
1569: //====================== Script for keyword highlight options ==============
1570: function kwhighlight() {
1571: var kwclr = document.SCORE.kwclr.value;
1572: var kwsize = document.SCORE.kwsize.value;
1573: var kwstyle = document.SCORE.kwstyle.value;
1574: var redsel = "";
1575: var grnsel = "";
1576: var blusel = "";
1577: if (kwclr=="red") {var redsel="checked"};
1578: if (kwclr=="green") {var grnsel="checked"};
1579: if (kwclr=="blue") {var blusel="checked"};
1580: var sznsel = "";
1581: var sz1sel = "";
1582: var sz2sel = "";
1583: if (kwsize=="0") {var sznsel="checked"};
1584: if (kwsize=="+1") {var sz1sel="checked"};
1585: if (kwsize=="+2") {var sz2sel="checked"};
1586: var synsel = "";
1587: var syisel = "";
1588: var sybsel = "";
1589: if (kwstyle=="") {var synsel="checked"};
1590: if (kwstyle=="<i>") {var syisel="checked"};
1591: if (kwstyle=="<b>") {var sybsel="checked"};
1592: highlightCentral();
1593: highlightbody('red','red',redsel,'0','normal',sznsel,'','normal',synsel);
1594: highlightbody('green','green',grnsel,'+1','+1',sz1sel,'<i>','italic',syisel);
1595: highlightbody('blue','blue',blusel,'+2','+2',sz2sel,'<b>','bold',sybsel);
1596: highlightend();
1597: return;
1598: }
1599:
1600: function highlightCentral() {
1601: // if (window.hwdWin) window.hwdWin.close();
1602: var xpos = (screen.width-400)/2;
1603: xpos = (xpos < 0) ? '0' : xpos;
1604: var ypos = (screen.height-330)/2-30;
1605: ypos = (ypos < 0) ? '0' : ypos;
1606:
1607: hwdWin = window.open('', 'KeywordHighlightCentral', 'resizeable=yes,toolbar=no,location=no,scrollbars=no,width=400,height=300,screenx='+xpos+',screeny='+ypos);
1608: hwdWin.focus();
1609: var hDoc = hwdWin.document;
1610: hDoc.$docopen;
1611: hDoc.write('$start_page_highlight_central');
1612: hDoc.write("<form action=\\"inactive\\" name=\\"hlCenter\\">");
1613: hDoc.write("<h3><span class=\\"LC_info\\"> Keyword Highlight Options<\\/span><\\/h3><br /><br />");
1614:
1615: hDoc.write("<table border=0 width=100%><tr><td bgcolor=\\"#777777\\">");
1616: hDoc.write("<table border=0 width=100%><tr bgcolor=\\"#ddffff\\">");
1617: hDoc.write("<td><b>Text Color<\\/b><\\/td><td><b>Font Size<\\/b><\\/td><td><b>Font Style<\\/td><\\/tr>");
1618: }
1619:
1620: function highlightbody(clrval,clrtxt,clrsel,szval,sztxt,szsel,syval,sytxt,sysel) {
1621: var hDoc = hwdWin.document;
1622: hDoc.write("<tr bgcolor=\\"#ffffdd\\">");
1623: hDoc.write("<td align=\\"left\\">");
1624: hDoc.write("<input name=\\"kwdclr\\" type=\\"radio\\" value=\\""+clrval+"\\" "+clrsel+"> "+clrtxt+"<\\/td>");
1625: hDoc.write("<td align=\\"left\\">");
1626: hDoc.write("<input name=\\"kwdsize\\" type=\\"radio\\" value=\\""+szval+"\\" "+szsel+"> "+sztxt+"<\\/td>");
1627: hDoc.write("<td align=\\"left\\">");
1628: hDoc.write("<input name=\\"kwdstyle\\" type=\\"radio\\" value=\\""+syval+"\\" "+sysel+"> "+sytxt+"<\\/td>");
1629: hDoc.write("<\\/tr>");
1630: }
1631:
1632: function highlightend() {
1633: var hDoc = hwdWin.document;
1634: hDoc.write("<\\/table>");
1635: hDoc.write("<\\/td><\\/tr><\\/table> ");
1636: hDoc.write("<input type=\\"button\\" value=\\"Save\\" onClick=\\"javascript:updateChoice(1)\\"> ");
1637: hDoc.write("<input type=\\"button\\" value=\\"Cancel\\" onClick=\\"self.close()\\"><br /><br />");
1638: hDoc.write("<\\/form>");
1639: hDoc.write('$end_page_highlight_central');
1640: hDoc.close();
1641: }
1642:
1643: </script>
1644: SUBJAVASCRIPT
1645: }
1646:
1647: sub get_increment {
1648: my $increment = $env{'form.increment'};
1649: if ($increment != 1 && $increment != .5 && $increment != .25 &&
1650: $increment != .1) {
1651: $increment = 1;
1652: }
1653: return $increment;
1654: }
1655:
1656: #--- displays the grading box, used in essay type problem and grading by page/sequence
1657: sub gradeBox {
1658: my ($request,$symb,$uname,$udom,$counter,$partid,$record) = @_;
1659: my $checkIcon = '<img alt="'.&mt('Check Mark').
1660: '" src="'.&Apache::loncommon::lonhttpdurl($request->dir_config('lonIconsURL').'/check.gif').'" height="16" border="0" />';
1661: my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname);
1662: my $wgtmsg = ($wgt > 0) ? &mt('(problem weight)')
1663: : '<span class="LC_info">'.&mt('problem weight assigned by computer').'</span>';
1664: $wgt = ($wgt > 0 ? $wgt : '1');
1665: my $score = ($$record{'resource.'.$partid.'.awarded'} eq '' ?
1666: '' : &compute_points($$record{'resource.'.$partid.'.awarded'},$wgt));
1667: my $result='<input type="hidden" name="WGT'.$counter.'_'.$partid.'" value="'.$wgt.'" />'."\n";
1668: my $display_part= &get_display_part($partid,$symb);
1669: my %last_resets = &get_last_resets($symb,$env{'request.course.id'},
1670: [$partid]);
1671: my $aggtries = $$record{'resource.'.$partid.'.tries'};
1672: if ($last_resets{$partid}) {
1673: $aggtries = &get_num_tries($record,$last_resets{$partid},$partid);
1674: }
1675: $result.='<table border="0"><tr>';
1676: my $ctr = 0;
1677: my $thisweight = 0;
1678: my $increment = &get_increment();
1679:
1680: my $radio.='<table border="0"><tr>'."\n"; # display radio buttons in a nice table 10 across
1681: while ($thisweight<=$wgt) {
1682: $radio.= '<td><span style="white-space: nowrap;"><label><input type="radio" name="RADVAL'.$counter.'_'.$partid.'" '.
1683: 'onclick="javascript:writeBox(this.form,\''.$counter.'_'.$partid.'\','.
1684: $thisweight.')" value="'.$thisweight.'" '.
1685: ($score eq $thisweight ? 'checked="checked"':'').' /> '.$thisweight."</label></span></td>\n";
1686: $radio.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
1687: $thisweight += $increment;
1688: $ctr++;
1689: }
1690: $radio.='</tr></table>';
1691:
1692: my $line.='<input type="text" name="GD_BOX'.$counter.'_'.$partid.'"'.
1693: ($score ne ''? ' value = "'.$score.'"':'').' size="4" '.
1694: 'onChange="javascript:updateRadio(this.form,\''.$counter.'_'.$partid.'\','.
1695: $wgt.')" /></td>'."\n";
1696: $line.='<td>/'.$wgt.' '.$wgtmsg.
1697: ($$record{'resource.'.$partid.'.solved'} eq 'correct_by_student' ? ' '.$checkIcon : '').
1698: ' </td><td>'."\n";
1699: $line.='<select name="GD_SEL'.$counter.'_'.$partid.'" '.
1700: 'onChange="javascript:clearRadBox(this.form,\''.$counter.'_'.$partid.'\')" >'."\n";
1701: if ($$record{'resource.'.$partid.'.solved'} eq 'excused') {
1702: $line.='<option></option>'.
1703: '<option value="excused" selected="selected">'.&mt('excused').'</option>';
1704: } else {
1705: $line.='<option selected="selected"></option>'.
1706: '<option value="excused" >'.&mt('excused').'</option>';
1707: }
1708: $line.='<option value="reset status">'.&mt('reset status').'</option></select>'."\n";
1709:
1710:
1711: $result .=
1712: &mt('<td><b>Part:</b></td><td>[_1]</td><td><b>Points:</b></td><td>[_2]</td><td>or</td><td>[_3]</td>',$display_part,$radio,$line);
1713:
1714:
1715: $result.='</tr></table>'."\n";
1716: $result.='<input type="hidden" name="stores'.$counter.'_'.$partid.'" value="" />'."\n".
1717: '<input type="hidden" name="oldpts'.$counter.'_'.$partid.'" value="'.$score.'" />'."\n".
1718: '<input type="hidden" name="solved'.$counter.'_'.$partid.'" value="'.
1719: $$record{'resource.'.$partid.'.solved'}.'" />'."\n".
1720: '<input type="hidden" name="totaltries'.$counter.'_'.$partid.'" value="'.
1721: $$record{'resource.'.$partid.'.tries'}.'" />'."\n".
1722: '<input type="hidden" name="aggtries'.$counter.'_'.$partid.'" value="'.
1723: $aggtries.'" />'."\n";
1724: $result.=&handback_box($symb,$uname,$udom,$counter,$partid,$record);
1725: return $result;
1726: }
1727:
1728: sub handback_box {
1729: my ($symb,$uname,$udom,$counter,$partid,$record) = @_;
1730: my ($partlist,$handgrade,$responseType) = &response_type($symb);
1731: my (@respids);
1732: my @part_response_id = &flatten_responseType($responseType);
1733: foreach my $part_response_id (@part_response_id) {
1734: my ($part,$resp) = @{ $part_response_id };
1735: if ($part eq $partid) {
1736: push(@respids,$resp);
1737: }
1738: }
1739: my $result;
1740: foreach my $respid (@respids) {
1741: my $prefix = $counter.'_'.$partid.'_'.$respid.'_';
1742: my $files=&get_submitted_files($udom,$uname,$partid,$respid,$record);
1743: next if (!@$files);
1744: my $file_counter = 1;
1745: foreach my $file (@$files) {
1746: if ($file =~ /\/portfolio\//) {
1747: my ($file_path, $file_disp) = ($file =~ m|(.+/)(.+)$|);
1748: my ($name,$version,$ext) = &file_name_version_ext($file_disp);
1749: $file_disp = "$name.$ext";
1750: $file = $file_path.$file_disp;
1751: $result.=&mt('Return commented version of [_1] to student.',
1752: '<span class="LC_filename">'.$file_disp.'</span>');
1753: $result.='<input type="file" name="'.$prefix.'returndoc'.$file_counter.'" />'."\n";
1754: $result.='<input type="hidden" name="'.$prefix.'origdoc'.$file_counter.'" value="'.$file.'" /><br />';
1755: $result.='('.&mt('File will be uploaded when you click on Save & Next below.').')<br />';
1756: $file_counter++;
1757: }
1758: }
1759: }
1760: return $result;
1761: }
1762:
1763: sub show_problem {
1764: my ($request,$symb,$uname,$udom,$removeform,$viewon,$mode,$form) = @_;
1765: my $rendered;
1766: my %form = ((ref($form) eq 'HASH')? %{$form} : ());
1767: &Apache::lonxml::remember_problem_counter();
1768: if ($mode eq 'both' or $mode eq 'text') {
1769: $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
1770: $env{'request.course.id'},
1771: undef,\%form);
1772: }
1773: if ($removeform) {
1774: $rendered=~s|<form(.*?)>||g;
1775: $rendered=~s|</form>||g;
1776: $rendered=~s|(<input[^>]*name\s*=\s*"?)(\w+)("?)|$1would_have_been_$2$3|g;
1777: }
1778: my $companswer;
1779: if ($mode eq 'both' or $mode eq 'answer') {
1780: &Apache::lonxml::restore_problem_counter();
1781: $companswer=
1782: &Apache::loncommon::get_student_answers($symb,$uname,$udom,
1783: $env{'request.course.id'},
1784: %form);
1785: }
1786: if ($removeform) {
1787: $companswer=~s|<form(.*?)>||g;
1788: $companswer=~s|</form>||g;
1789: $companswer=~s|name="submit"|name="would_have_been_submit"|g;
1790: }
1791: $rendered=
1792: '<div class="LC_grade_show_problem_header">'.
1793: &mt('View of the problem').
1794: '</div><div class="LC_grade_show_problem_problem">'.
1795: $rendered.
1796: '</div>';
1797: $companswer=
1798: '<div class="LC_grade_show_problem_header">'.
1799: &mt('Correct answer').
1800: '</div><div class="LC_grade_show_problem_problem">'.
1801: $companswer.
1802: '</div>';
1803: my $result;
1804: if ($mode eq 'both') {
1805: $result=$rendered.$companswer;
1806: } elsif ($mode eq 'text') {
1807: $result=$rendered;
1808: } elsif ($mode eq 'answer') {
1809: $result=$companswer;
1810: }
1811: $result='<div class="LC_grade_show_problem">'.$result.'</div>';
1812: return $result;
1813: }
1814:
1815: sub files_exist {
1816: my ($r, $symb) = @_;
1817: my @students = &Apache::loncommon::get_env_multiple('form.stuinfo');
1818:
1819: foreach my $student (@students) {
1820: my ($uname,$udom,$fullname) = split(/:/,$student);
1821: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
1822: $udom,$uname);
1823: my ($string,$timestamp)= &get_last_submission(\%record);
1824: foreach my $submission (@$string) {
1825: my ($partid,$respid) =
1826: ($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/);
1827: my $files=&get_submitted_files($udom,$uname,$partid,$respid,
1828: \%record);
1829: return 1 if (@$files);
1830: }
1831: }
1832: return 0;
1833: }
1834:
1835: sub download_all_link {
1836: my ($r,$symb) = @_;
1837: my $all_students =
1838: join("\n", &Apache::loncommon::get_env_multiple('form.stuinfo'));
1839:
1840: my $parts =
1841: join("\n",&Apache::loncommon::get_env_multiple('form.vPart'));
1842:
1843: my $identifier = &Apache::loncommon::get_cgi_id();
1844: &Apache::lonnet::appenv('cgi.'.$identifier.'.students' => $all_students,
1845: 'cgi.'.$identifier.'.symb' => $symb,
1846: 'cgi.'.$identifier.'.parts' => $parts,);
1847: $r->print('<a href="/cgi-bin/multidownload.pl?'.$identifier.'">'.
1848: &mt('Download All Submitted Documents').'</a>');
1849: return
1850: }
1851:
1852: sub build_section_inputs {
1853: my $section_inputs;
1854: if ($env{'form.section'} eq '') {
1855: $section_inputs .= '<input type="hidden" name="section" value="all" />'."\n";
1856: } else {
1857: my @sections = &Apache::loncommon::get_env_multiple('form.section');
1858: foreach my $section (@sections) {
1859: $section_inputs .= '<input type="hidden" name="section" value="'.$section.'" />'."\n";
1860: }
1861: }
1862: return $section_inputs;
1863: }
1864:
1865: # --------------------------- show submissions of a student, option to grade
1866: sub submission {
1867: my ($request,$counter,$total) = @_;
1868: my ($uname,$udom) = ($env{'form.student'},$env{'form.userdom'});
1869: $udom = ($udom eq '' ? $env{'user.domain'} : $udom); #has form.userdom changed for a student?
1870: my $usec = &Apache::lonnet::getsection($udom,$uname,$env{'request.course.id'});
1871: $env{'form.fullname'} = &Apache::loncommon::plainname($uname,$udom,'lastname') if $env{'form.fullname'} eq '';
1872: my $symb = &get_symb($request);
1873: if ($symb eq '') { $request->print("Unable to handle ambiguous references:."); return ''; }
1874:
1875: if (!&canview($usec)) {
1876: $request->print('<span class="LC_warning">Unable to view requested student.('.
1877: $uname.':'.$udom.' in section '.$usec.' in course id '.
1878: $env{'request.course.id'}.')</span>');
1879: $request->print(&show_grading_menu_form($symb));
1880: return;
1881: }
1882:
1883: if (!$env{'form.lastSub'}) { $env{'form.lastSub'} = 'datesub'; }
1884: if (!$env{'form.vProb'}) { $env{'form.vProb'} = 'yes'; }
1885: if (!$env{'form.vAns'}) { $env{'form.vAns'} = 'yes'; }
1886: my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
1887: my $checkIcon = '<img alt="'.&mt('Check Mark').
1888: '" src="'.$request->dir_config('lonIconsURL').
1889: '/check.gif" height="16" border="0" />';
1890:
1891: my %old_essays;
1892: # header info
1893: if ($counter == 0) {
1894: &sub_page_js($request);
1895: &sub_page_kw_js($request) if ($env{'form.handgrade'} eq 'yes');
1896: $env{'form.probTitle'} = $env{'form.probTitle'} eq '' ?
1897: &Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
1898: if ($env{'form.handgrade'} eq 'yes' && &files_exist($request, $symb)) {
1899: &download_all_link($request, $symb);
1900: }
1901: $request->print('<h3> <span class="LC_info">'.&mt('Submission Record').'</span></h3>'."\n".
1902: '<h4> '.&mt('<b>Resource: </b> [_1]',$env{'form.probTitle'}).'</h4>'."\n");
1903:
1904: # option to display problem, only once else it cause problems
1905: # with the form later since the problem has a form.
1906: if ($env{'form.vProb'} eq 'yes' or $env{'form.vAns'} eq 'yes') {
1907: my $mode;
1908: if ($env{'form.vProb'} eq 'yes' && $env{'form.vAns'} eq 'yes') {
1909: $mode='both';
1910: } elsif ($env{'form.vProb'} eq 'yes') {
1911: $mode='text';
1912: } elsif ($env{'form.vAns'} eq 'yes') {
1913: $mode='answer';
1914: }
1915: &Apache::lonxml::clear_problem_counter();
1916: $request->print(&show_problem($request,$symb,$uname,$udom,0,1,$mode));
1917: }
1918:
1919: # kwclr is the only variable that is guaranteed to be non blank
1920: # if this subroutine has been called once.
1921: my %keyhash = ();
1922: if ($env{'form.kwclr'} eq '' && $env{'form.handgrade'} eq 'yes') {
1923: %keyhash = &Apache::lonnet::dump('nohist_handgrade',
1924: $env{'course.'.$env{'request.course.id'}.'.domain'},
1925: $env{'course.'.$env{'request.course.id'}.'.num'});
1926:
1927: my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
1928: $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
1929: $env{'form.kwclr'} = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
1930: $env{'form.kwsize'} = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
1931: $env{'form.kwstyle'} = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
1932: $env{'form.msgsub'} = $keyhash{$symb.'_subject'} ne '' ?
1933: $keyhash{$symb.'_subject'} : $env{'form.probTitle'};
1934: $env{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0';
1935: }
1936: my $overRideScore = $env{'form.overRideScore'} eq '' ? 'no' : $env{'form.overRideScore'};
1937: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
1938: $request->print('<form action="/adm/grades" method="post" name="SCORE" enctype="multipart/form-data">'."\n".
1939: '<input type="hidden" name="command" value="handgrade" />'."\n".
1940: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
1941: '<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n".
1942: '<input type="hidden" name="overRideScore" value="'.$overRideScore.'" />'."\n".
1943: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n".
1944: '<input type="hidden" name="refresh" value="off" />'."\n".
1945: '<input type="hidden" name="studentNo" value="" />'."\n".
1946: '<input type="hidden" name="gradeOpt" value="" />'."\n".
1947: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
1948: '<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" />'."\n".
1949: '<input type="hidden" name="vProb" value="'.$env{'form.vProb'}.'" />'."\n".
1950: '<input type="hidden" name="vAns" value="'.$env{'form.vAns'}.'" />'."\n".
1951: '<input type="hidden" name="lastSub" value="'.$env{'form.lastSub'}.'" />'."\n".
1952: &build_section_inputs().
1953: '<input type="hidden" name="submitonly" value="'.$env{'form.submitonly'}.'" />'."\n".
1954: '<input type="hidden" name="handgrade" value="'.$env{'form.handgrade'}.'" />'."\n".
1955: '<input type="hidden" name="NCT"'.
1956: ' value="'.($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : $total+1).'" />'."\n");
1957: if ($env{'form.handgrade'} eq 'yes') {
1958: $request->print('<input type="hidden" name="keywords" value="'.$env{'form.keywords'}.'" />'."\n".
1959: '<input type="hidden" name="kwclr" value="'.$env{'form.kwclr'}.'" />'."\n".
1960: '<input type="hidden" name="kwsize" value="'.$env{'form.kwsize'}.'" />'."\n".
1961: '<input type="hidden" name="kwstyle" value="'.$env{'form.kwstyle'}.'" />'."\n".
1962: '<input type="hidden" name="msgsub" value="'.$env{'form.msgsub'}.'" />'."\n".
1963: '<input type="hidden" name="shownSub" value="0" />'."\n".
1964: '<input type="hidden" name="savemsgN" value="'.$env{'form.savemsgN'}.'" />'."\n");
1965: foreach my $partid (&Apache::loncommon::get_env_multiple('form.vPart')) {
1966: $request->print('<input type="hidden" name="vPart" value="'.$partid.'" />'."\n");
1967: }
1968: }
1969:
1970: my ($cts,$prnmsg) = (1,'');
1971: while ($cts <= $env{'form.savemsgN'}) {
1972: $prnmsg.='<input type="hidden" name="savemsg'.$cts.'" value="'.
1973: (!exists($keyhash{$symb.'_savemsg'.$cts}) ?
1974: &Apache::lonfeedback::clear_out_html($env{'form.savemsg'.$cts}) :
1975: &Apache::lonfeedback::clear_out_html($keyhash{$symb.'_savemsg'.$cts})).
1976: '" />'."\n".
1977: '<input type="hidden" name="shownOnce'.$cts.'" value="0" />'."\n";
1978: $cts++;
1979: }
1980: $request->print($prnmsg);
1981:
1982: if ($env{'form.handgrade'} eq 'yes' && $env{'form.showgrading'} eq 'yes') {
1983: #
1984: # Print out the keyword options line
1985: #
1986: $request->print(<<KEYWORDS);
1987: <b>Keyword Options:</b>
1988: <a href="javascript:keywords(document.SCORE);" target="_self">List</a>
1989: <a href="#" onMouseDown="javascript:getSel(); return false"
1990: CLASS="page">Paste Selection to List</a>
1991: <a href="javascript:kwhighlight();" target="_self">Highlight Attribute</a><br /><br />
1992: KEYWORDS
1993: #
1994: # Load the other essays for similarity check
1995: #
1996: my (undef,undef,$essayurl) = &Apache::lonnet::decode_symb($symb);
1997: my ($adom,$aname,$apath)=($essayurl=~/^($LONCAPA::domain_re)\/($LONCAPA::username_re)\/(.*)$/);
1998: $apath=&escape($apath);
1999: $apath=~s/\W/\_/gs;
2000: %old_essays=&Apache::lonnet::dump('nohist_essay_'.$apath,$adom,$aname);
2001: }
2002: }
2003:
2004: # This is where output for one specific student would start
2005: my $add_class = ($counter%2) ? 'LC_grade_show_user_odd_row' : '';
2006: $request->print("\n\n".
2007: '<div class="LC_grade_show_user '.$add_class.'">'.
2008: '<div class="LC_grade_user_name">'.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).'</div>'.
2009: '<div class="LC_grade_show_user_body">'."\n");
2010:
2011: if ($env{'form.vProb'} eq 'all' or $env{'form.vAns'} eq 'all') {
2012: my $mode;
2013: if ($env{'form.vProb'} eq 'all' && $env{'form.vAns'} eq 'all') {
2014: $mode='both';
2015: } elsif ($env{'form.vProb'} eq 'all' ) {
2016: $mode='text';
2017: } elsif ($env{'form.vAns'} eq 'all') {
2018: $mode='answer';
2019: }
2020: &Apache::lonxml::clear_problem_counter();
2021: $request->print(&show_problem($request,$symb,$uname,$udom,1,1,$mode,{'request.prefix' => 'ctr'.$counter}));
2022: }
2023:
2024: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
2025: my ($partlist,$handgrade,$responseType) = &response_type($symb);
2026:
2027: # Display student info
2028: $request->print(($counter == 0 ? '' : '<br />'));
2029: my $result='<div class="LC_grade_submissions">';
2030:
2031: $result.='<div class="LC_grade_submissions_header">';
2032: $result.= &mt('Submissions');
2033: $result.='<input type="hidden" name="name'.$counter.
2034: '" value="'.$env{'form.fullname'}.'" />'."\n";
2035: if ($env{'form.handgrade'} eq 'no') {
2036: $result.='<span class="LC_grade_check_note">'.
2037: &mt('Part(s) graded correct by the computer is marked with a [_1] symbol.',$checkIcon)."</span>\n";
2038:
2039: }
2040:
2041:
2042:
2043: # If any part of the problem is an essay-response (handgraded), then check for collaborators
2044: my $fullname;
2045: my $col_fullnames = [];
2046: if ($env{'form.handgrade'} eq 'yes') {
2047: (my $sub_result,$fullname,$col_fullnames)=
2048: &check_collaborators($symb,$uname,$udom,\%record,$handgrade,
2049: $counter);
2050: $result.=$sub_result;
2051: }
2052: $request->print($result."\n");
2053: $request->print('</div>'."\n");
2054: # print student answer/submission
2055: # Options are (1) Handgaded submission only
2056: # (2) Last submission, includes submission that is not handgraded
2057: # (for multi-response type part)
2058: # (3) Last submission plus the parts info
2059: # (4) The whole record for this student
2060: if ($env{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) {
2061: my ($string,$timestamp)= &get_last_submission(\%record);
2062:
2063: my $lastsubonly;
2064:
2065: if ($$timestamp eq '') {
2066: $lastsubonly.='<div class="LC_grade_submissions_body">'.$$string[0].'</div>';
2067: } else {
2068: $lastsubonly = '<div class="LC_grade_submissions_body"> <b>Date Submitted:</b> '.$$timestamp."\n";
2069:
2070: my %seenparts;
2071: my @part_response_id = &flatten_responseType($responseType);
2072: foreach my $part (@part_response_id) {
2073: next if ($env{'form.lastSub'} eq 'hdgrade'
2074: && $$handgrade{$$part[0].'_'.$$part[1]} ne 'yes');
2075:
2076: my ($partid,$respid) = @{ $part };
2077: my $display_part=&get_display_part($partid,$symb);
2078: if ($env{"form.$uname:$udom:$partid:submitted_by"}) {
2079: if (exists($seenparts{$partid})) { next; }
2080: $seenparts{$partid}=1;
2081: my $submitby='<b>Part:</b> '.$display_part.
2082: ' <b>Collaborative submission by:</b> '.
2083: '<a href="javascript:viewSubmitter(\''.
2084: $env{"form.$uname:$udom:$partid:submitted_by"}.
2085: '\');" target="_self">'.
2086: $$fullname{$env{"form.$uname:$udom:$partid:submitted_by"}}.'</a><br />';
2087: $request->print($submitby);
2088: next;
2089: }
2090: my $responsetype = $responseType->{$partid}->{$respid};
2091: if (!exists($record{"resource.$partid.$respid.submission"})) {
2092: $lastsubonly.="\n".'<div class="LC_grade_submission_part"><b>Part:</b> '.
2093: $display_part.' <span class="LC_internal_info">( ID '.$respid.
2094: ' )</span> '.
2095: '<span class="LC_warning">'.&mt('Nothing submitted - no attempts').'</span><br /><br /></div>';
2096: next;
2097: }
2098: foreach my $submission (@$string) {
2099: my ($partid,$respid) = ($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/);
2100: if (join('_',@{$part}) ne ($partid.'_'.$respid)) { next; }
2101: my ($ressub,$subval) = split(/:/,$submission,2);
2102: # Similarity check
2103: my $similar='';
2104: if($env{'form.checkPlag'}){
2105: my ($oname,$odom,$ocrsid,$oessay,$osim)=
2106: &most_similar($uname,$udom,$subval,\%old_essays);
2107: if ($osim) {
2108: $osim=int($osim*100.0);
2109: my %old_course_desc =
2110: &Apache::lonnet::coursedescription($ocrsid,
2111: {'one_time' => 1});
2112:
2113: $similar="<hr /><h3><span class=\"LC_warning\">".
2114: &mt('Essay is [_1]% similar to an essay by [_2] ([_3]:[_4]) in course [_5] (course id [_6]:[_7])',
2115: $osim,
2116: &Apache::loncommon::plainname($oname,$odom),
2117: $oname,$odom,
2118: $old_course_desc{'description'},
2119: $old_course_desc{'num'},
2120: $old_course_desc{'domain'}).
2121: '</span></h3><blockquote><i>'.
2122: &keywords_highlight($oessay).
2123: '</i></blockquote><hr />';
2124: }
2125: }
2126: my $order=&get_order($partid,$respid,$symb,$uname,$udom);
2127: if ($env{'form.lastSub'} eq 'lastonly' ||
2128: ($env{'form.lastSub'} eq 'hdgrade' &&
2129: $$handgrade{$$part[0].'_'.$$part[1]} eq 'yes')) {
2130: my $display_part=&get_display_part($partid,$symb);
2131: $lastsubonly.='<div class="LC_grade_submission_part"><b>Part:</b> '.
2132: $display_part.' <span class="LC_internal_info">( ID '.$respid.
2133: ' )</span> ';
2134: my $files=&get_submitted_files($udom,$uname,$partid,$respid,\%record);
2135: if (@$files) {
2136: $lastsubonly.='<br /><span class="LC_warning">'.&mt('Like all files provided by users, this file may contain virusses').'</span><br />';
2137: my $file_counter = 0;
2138: foreach my $file (@$files) {
2139: $file_counter++;
2140: &Apache::lonnet::allowuploaded('/adm/grades',$file);
2141: $lastsubonly.='<br /><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.&Apache::loncommon::icon($file).'" border=0"> '.$file.'</a>';
2142: }
2143: $lastsubonly.='<br />';
2144: }
2145: $lastsubonly.='<b>'.&mt('Submitted Answer:').' </b>'.
2146: &cleanRecord($subval,$responsetype,$symb,$partid,
2147: $respid,\%record,$order);
2148: if ($similar) {$lastsubonly.="<br /><br />$similar\n";}
2149: $lastsubonly.='</div>';
2150: }
2151: }
2152: }
2153: $lastsubonly.='</div>'."\n";
2154: }
2155: $request->print($lastsubonly);
2156: } elsif ($env{'form.lastSub'} eq 'datesub') {
2157: my (undef,$responseType,undef,$parts) = &showResourceInfo($symb);
2158: $request->print(&displaySubByDates($symb,\%record,$parts,$responseType,$checkIcon,$uname,$udom));
2159: } elsif ($env{'form.lastSub'} =~ /^(last|all)$/) {
2160: $request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
2161: $env{'request.course.id'},
2162: $last,'.submission',
2163: 'Apache::grades::keywords_highlight'));
2164: }
2165:
2166: $request->print('<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':'
2167: .$udom.'" />'."\n");
2168: # return if view submission with no grading option
2169: if ($env{'form.showgrading'} eq '' || (!&canmodify($usec))) {
2170: my $toGrade.='<input type="button" value="Grade Student" '.
2171: 'onClick="javascript:checksubmit(this.form,\'Grade Student\',\''
2172: .$counter.'\');" target="_self" /> '."\n" if (&canmodify($usec));
2173: $toGrade.='</div>'."\n";
2174: if (($env{'form.command'} eq 'submission') ||
2175: ($env{'form.command'} eq 'processGroup' && $counter == $total)) {
2176: $toGrade.='</form>'.&show_grading_menu_form($symb);
2177: }
2178: $request->print($toGrade);
2179: return;
2180: } else {
2181: $request->print('</div>'."\n");
2182: }
2183:
2184: # essay grading message center
2185: if ($env{'form.handgrade'} eq 'yes') {
2186: my $result='<div class="LC_grade_message_center">';
2187:
2188: $result.='<div class="LC_grade_message_center_header">'.
2189: &mt('Send Message').'</div><div class="LC_grade_message_center_body">';
2190: my ($lastname,$givenn) = split(/,/,$env{'form.fullname'});
2191: my $msgfor = $givenn.' '.$lastname;
2192: if (scalar(@$col_fullnames) > 0) {
2193: my $lastone = pop(@$col_fullnames);
2194: $msgfor .= ', '.(join ', ',@$col_fullnames).' and '.$lastone.'.';
2195: }
2196: $msgfor =~ s/\'/\\'/g; #' stupid emacs - no! javascript
2197: $result.='<input type="hidden" name="includemsg'.$counter.'" value="" />'."\n".
2198: '<input type="hidden" name="newmsg'.$counter.'" value="" />'."\n";
2199: $result.=' <a href="javascript:msgCenter(document.SCORE,'.$counter.
2200: ',\''.$msgfor.'\');" target="_self">'.
2201: &mt('Compose message to student').(scalar(@$col_fullnames) >= 1 ? 's' : '').'</a><label> ('.
2202: &mt('incl. grades').' <input type="checkbox" name="withgrades'.$counter.'" /></label>)'.
2203: '<img src="'.$request->dir_config('lonIconsURL').
2204: '/mailbkgrd.gif" width="14" height="10" name="mailicon'.$counter.'" />'."\n".
2205: '<br /> ('.
2206: &mt('Message will be sent when you click on Save & Next below.').")\n";
2207: $result.='</div></div>';
2208: $request->print($result);
2209: }
2210:
2211: my %seen = ();
2212: my @partlist;
2213: my @gradePartRespid;
2214: my @part_response_id = &flatten_responseType($responseType);
2215: $request->print('<div class="LC_grade_assign">'.
2216:
2217: '<div class="LC_grade_assign_header">'.
2218: &mt('Assign Grades').'</div>'.
2219: '<div class="LC_grade_assign_body">');
2220: foreach my $part_response_id (@part_response_id) {
2221: my ($partid,$respid) = @{ $part_response_id };
2222: my $part_resp = join('_',@{ $part_response_id });
2223: next if ($seen{$partid} > 0);
2224: $seen{$partid}++;
2225: next if ($$handgrade{$part_resp} ne 'yes'
2226: && $env{'form.lastSub'} eq 'hdgrade');
2227: push @partlist,$partid;
2228: push @gradePartRespid,$partid.'.'.$respid;
2229: $request->print(&gradeBox($request,$symb,$uname,$udom,$counter,$partid,\%record));
2230: }
2231: $request->print('</div></div>');
2232:
2233: $request->print('<div class="LC_grade_info_links">');
2234: if ($perm{'vgr'}) {
2235: $request->print(
2236: &Apache::loncommon::track_student_link(&mt('View recent activity'),
2237: $uname,$udom,'check'));
2238: }
2239: if ($perm{'opa'}) {
2240: $request->print(
2241: &Apache::loncommon::pprmlink(&mt('Set/Change parameters'),
2242: $uname,$udom,$symb,'check'));
2243: }
2244: $request->print('</div>');
2245:
2246: $result='<input type="hidden" name="partlist'.$counter.
2247: '" value="'.(join ":",@partlist).'" />'."\n";
2248: $result.='<input type="hidden" name="gradePartRespid'.
2249: '" value="'.(join ":",@gradePartRespid).'" />'."\n" if ($counter == 0);
2250: my $ctr = 0;
2251: while ($ctr < scalar(@partlist)) {
2252: $result.='<input type="hidden" name="partid'.$counter.'_'.$ctr.'" value="'.
2253: $partlist[$ctr].'" />'."\n";
2254: $ctr++;
2255: }
2256: $request->print($result.''."\n");
2257:
2258: # Done with printing info for one student
2259:
2260: $request->print('</div>');#LC_grade_show_user_body
2261: $request->print('</div>');#LC_grade_show_user
2262:
2263:
2264: # print end of form
2265: if ($counter == $total) {
2266: my $endform='<table border="0"><tr><td>'."\n";
2267: $endform.='<input type="button" value="'.&mt('Save & Next').'" '.
2268: 'onClick="javascript:checksubmit(this.form,\'Save & Next\','.
2269: $total.','.scalar(@partlist).');" target="_self" /> '."\n";
2270: my $ntstu ='<select name="NTSTU">'.
2271: '<option>1</option><option>2</option>'.
2272: '<option>3</option><option>5</option>'.
2273: '<option>7</option><option>10</option></select>'."\n";
2274: my $nsel = ($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : '1');
2275: $ntstu =~ s/<option>$nsel</<option selected="selected">$nsel</;
2276: $endform.=&mt('[_1]student(s)',$ntstu);
2277: $endform.=' <input type="button" value="'.&mt('Previous').'" '.
2278: 'onClick="javascript:checksubmit(this.form,\'Previous\');" target="_self" /> '."\n".
2279: '<input type="button" value="'.&mt('Next').'" '.
2280: 'onClick="javascript:checksubmit(this.form,\'Next\');" target="_self" /> ';
2281: $endform.=&mt('(Next and Previous (student) do not save the scores.)')."\n" ;
2282: $endform.="<input type='hidden' value='".&get_increment().
2283: "' name='increment' />";
2284: $endform.='</td></tr></table></form>';
2285: $endform.=&show_grading_menu_form($symb);
2286: $request->print($endform);
2287: }
2288: return '';
2289: }
2290:
2291: sub check_collaborators {
2292: my ($symb,$uname,$udom,$record,$handgrade,$counter) = @_;
2293: my ($result,@col_fullnames);
2294: my ($classlist,undef,$fullname) = &getclasslist('all','0');
2295: foreach my $part (keys(%$handgrade)) {
2296: my $ncol = &Apache::lonnet::EXT('resource.'.$part.
2297: '.maxcollaborators',
2298: $symb,$udom,$uname);
2299: next if ($ncol <= 0);
2300: $part =~ s/\_/\./g;
2301: next if ($record->{'resource.'.$part.'.collaborators'} eq '');
2302: my (@good_collaborators, @bad_collaborators);
2303: foreach my $possible_collaborator
2304: (split(/,?\s+/,$record->{'resource.'.$part.'.collaborators'})) {
2305: $possible_collaborator =~ s/[\$\^\(\)]//g;
2306: next if ($possible_collaborator eq '');
2307: my ($co_name,$co_dom) = split(/\@|:/,$possible_collaborator);
2308: $co_dom = $udom if (! defined($co_dom) || $co_dom =~ /^domain$/i);
2309: next if ($co_name eq $uname && $co_dom eq $udom);
2310: # Doing this grep allows 'fuzzy' specification
2311: my @matches = grep(/^\Q$co_name\E:\Q$co_dom\E$/i,
2312: keys(%$classlist));
2313: if (! scalar(@matches)) {
2314: push(@bad_collaborators, $possible_collaborator);
2315: } else {
2316: push(@good_collaborators, @matches);
2317: }
2318: }
2319: if (scalar(@good_collaborators) != 0) {
2320: $result.='<br />'.&mt('Collaborators: ');
2321: foreach my $name (@good_collaborators) {
2322: my ($lastname,$givenn) = split(/,/,$$fullname{$name});
2323: push(@col_fullnames, $givenn.' '.$lastname);
2324: $result.=$fullname->{$name}.' ';
2325: }
2326: $result.='<br />'."\n";
2327: my ($part)=split(/\./,$part);
2328: $result.='<input type="hidden" name="collaborator'.$counter.
2329: '" value="'.$part.':'.(join ':',@good_collaborators).'" />'.
2330: "\n";
2331: }
2332: if (scalar(@bad_collaborators) > 0) {
2333: $result.='<div class="LC_warning">';
2334: $result.=&mt('This student has submitted [quant,_1,invalid collaborator]: [_2]',scalar(@bad_collaborators),join(', ',@bad_collaborators));
2335: $result .= '</div>';
2336: }
2337: if (scalar(@bad_collaborators > $ncol)) {
2338: $result .= '<div class="LC_warning">';
2339: $result .= &mt('This student has submitted too many '.
2340: 'collaborators. Maximum is [_1].',$ncol);
2341: $result .= '</div>';
2342: }
2343: }
2344: return ($result,$fullname,\@col_fullnames);
2345: }
2346:
2347: #--- Retrieve the last submission for all the parts
2348: sub get_last_submission {
2349: my ($returnhash)=@_;
2350: my (@string,$timestamp);
2351: if ($$returnhash{'version'}) {
2352: my %lasthash=();
2353: my ($version);
2354: for ($version=1;$version<=$$returnhash{'version'};$version++) {
2355: foreach my $key (sort(split(/\:/,
2356: $$returnhash{$version.':keys'}))) {
2357: $lasthash{$key}=$$returnhash{$version.':'.$key};
2358: $timestamp =
2359: scalar(localtime($$returnhash{$version.':timestamp'}));
2360: }
2361: }
2362: foreach my $key (keys(%lasthash)) {
2363: next if ($key !~ /\.submission$/);
2364:
2365: my ($partid,$foo) = split(/submission$/,$key);
2366: my $draft = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ?
2367: '<span class="LC_warning">Draft Copy</span> ' : '';
2368: push(@string, join(':', $key, $draft.$lasthash{$key}));
2369: }
2370: }
2371: if (!@string) {
2372: $string[0] =
2373: '<span class="LC_warning">Nothing submitted - no attempts.</span>';
2374: }
2375: return (\@string,\$timestamp);
2376: }
2377:
2378: #--- High light keywords, with style choosen by user.
2379: sub keywords_highlight {
2380: my $string = shift;
2381: my $size = $env{'form.kwsize'} eq '0' ? '' : 'size='.$env{'form.kwsize'};
2382: my $styleon = $env{'form.kwstyle'} eq '' ? '' : $env{'form.kwstyle'};
2383: (my $styleoff = $styleon) =~ s/\</\<\//;
2384: my @keylist = split(/[,\s+]/,$env{'form.keywords'});
2385: foreach my $keyword (@keylist) {
2386: $string =~ s/\b\Q$keyword\E(\b|\.)/<font color\=$env{'form.kwclr'} $size\>$styleon$keyword$styleoff<\/font>/gi;
2387: }
2388: return $string;
2389: }
2390:
2391: #--- Called from submission routine
2392: sub processHandGrade {
2393: my ($request) = shift;
2394: my $symb = &get_symb($request);
2395: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
2396: my $button = $env{'form.gradeOpt'};
2397: my $ngrade = $env{'form.NCT'};
2398: my $ntstu = $env{'form.NTSTU'};
2399: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2400: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2401:
2402: if ($button eq 'Save & Next') {
2403: my $ctr = 0;
2404: while ($ctr < $ngrade) {
2405: my ($uname,$udom) = split(/:/,$env{'form.unamedom'.$ctr});
2406: my ($errorflag,$pts,$wgt) = &saveHandGrade($request,$symb,$uname,$udom,$ctr);
2407: if ($errorflag eq 'no_score') {
2408: $ctr++;
2409: next;
2410: }
2411: if ($errorflag eq 'not_allowed') {
2412: $request->print("<span class=\"LC_warning\">Not allowed to modify grades for $uname:$udom</span>");
2413: $ctr++;
2414: next;
2415: }
2416: my $includemsg = $env{'form.includemsg'.$ctr};
2417: my ($subject,$message,$msgstatus) = ('','','');
2418: my $restitle = &Apache::lonnet::gettitle($symb);
2419: my ($feedurl,$showsymb) =
2420: &get_feedurl_and_symb($symb,$uname,$udom);
2421: my $messagetail;
2422: if ($includemsg =~ /savemsg|newmsg\Q$ctr\E/) {
2423: $subject = $env{'form.msgsub'} if ($includemsg =~ /msgsub/);
2424: unless ($subject=~/\w/) { $subject=&mt('Grading Feedback'); }
2425: $subject.=' ['.$restitle.']';
2426: my (@msgnum) = split(/,/,$includemsg);
2427: foreach (@msgnum) {
2428: $message.=$env{'form.'.$_} if ($_ =~ /savemsg|newmsg/ && $_ ne '');
2429: }
2430: $message =&Apache::lonfeedback::clear_out_html($message);
2431: if ($env{'form.withgrades'.$ctr}) {
2432: $message.="\n\nPoint".($pts > 1 ? 's':'').' awarded = '.$pts.' out of '.$wgt;
2433: $messagetail = " for <a href=\"".
2434: $feedurl."?symb=$showsymb\">$env{'form.probTitle'}</a>";
2435: }
2436: $msgstatus =
2437: &Apache::lonmsg::user_normal_msg($uname,$udom,$subject,
2438: $message.$messagetail,
2439: undef,$feedurl,undef,
2440: undef,undef,$showsymb,
2441: $restitle);
2442: $request->print('<br />'.&mt('Sending message to [_1]:[_2]',$uname,$udom).': '.
2443: $msgstatus);
2444: }
2445: if ($env{'form.collaborator'.$ctr}) {
2446: my @collabstrs=&Apache::loncommon::get_env_multiple("form.collaborator$ctr");
2447: foreach my $collabstr (@collabstrs) {
2448: my ($part,@collaborators) = split(/:/,$collabstr);
2449: foreach my $collaborator (@collaborators) {
2450: my ($errorflag,$pts,$wgt) =
2451: &saveHandGrade($request,$symb,$collaborator,$udom,$ctr,
2452: $env{'form.unamedom'.$ctr},$part);
2453: if ($errorflag eq 'not_allowed') {
2454: $request->print("<span class=\"LC_error\">".&mt('Not allowed to modify grades for [_1]',"$collaborator:$udom")."</span>");
2455: next;
2456: } elsif ($message ne '') {
2457: my ($baseurl,$showsymb) =
2458: &get_feedurl_and_symb($symb,$collaborator,
2459: $udom);
2460: if ($env{'form.withgrades'.$ctr}) {
2461: $messagetail = " for <a href=\"".
2462: $baseurl."?symb=$showsymb\">$env{'form.probTitle'}</a>";
2463: }
2464: $msgstatus =
2465: &Apache::lonmsg::user_normal_msg($collaborator,$udom,$subject,$message.$messagetail,undef,$baseurl,undef,undef,undef,$showsymb,$restitle);
2466: }
2467: }
2468: }
2469: }
2470: $ctr++;
2471: }
2472: }
2473:
2474: if ($env{'form.handgrade'} eq 'yes') {
2475: # Keywords sorted in alphabatical order
2476: my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
2477: my %keyhash = ();
2478: $env{'form.keywords'} =~ s/,\s{0,}|\s+/ /g;
2479: $env{'form.keywords'} =~ s/^\s+|\s+$//;
2480: my (@keywords) = sort(split(/\s+/,$env{'form.keywords'}));
2481: $env{'form.keywords'} = join(' ',@keywords);
2482: $keyhash{$symb.'_keywords'} = $env{'form.keywords'};
2483: $keyhash{$symb.'_subject'} = $env{'form.msgsub'};
2484: $keyhash{$loginuser.'_kwclr'} = $env{'form.kwclr'};
2485: $keyhash{$loginuser.'_kwsize'} = $env{'form.kwsize'};
2486: $keyhash{$loginuser.'_kwstyle'} = $env{'form.kwstyle'};
2487:
2488: # message center - Order of message gets changed. Blank line is eliminated.
2489: # New messages are saved in env for the next student.
2490: # All messages are saved in nohist_handgrade.db
2491: my ($ctr,$idx) = (1,1);
2492: while ($ctr <= $env{'form.savemsgN'}) {
2493: if ($env{'form.savemsg'.$ctr} ne '') {
2494: $keyhash{$symb.'_savemsg'.$idx} = $env{'form.savemsg'.$ctr};
2495: $idx++;
2496: }
2497: $ctr++;
2498: }
2499: $ctr = 0;
2500: while ($ctr < $ngrade) {
2501: if ($env{'form.newmsg'.$ctr} ne '') {
2502: $keyhash{$symb.'_savemsg'.$idx} = $env{'form.newmsg'.$ctr};
2503: $env{'form.savemsg'.$idx} = $env{'form.newmsg'.$ctr};
2504: $idx++;
2505: }
2506: $ctr++;
2507: }
2508: $env{'form.savemsgN'} = --$idx;
2509: $keyhash{$symb.'_savemsgN'} = $env{'form.savemsgN'};
2510: my $putresult = &Apache::lonnet::put
2511: ('nohist_handgrade',\%keyhash,$cdom,$cnum);
2512: }
2513: # Called by Save & Refresh from Highlight Attribute Window
2514: my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1');
2515: if ($env{'form.refresh'} eq 'on') {
2516: my ($ctr,$total) = (0,0);
2517: while ($ctr < $ngrade) {
2518: $total++ if $env{'form.unamedom'.$ctr} ne '';
2519: $ctr++;
2520: }
2521: $env{'form.NTSTU'}=$ngrade;
2522: $ctr = 0;
2523: while ($ctr < $total) {
2524: my $processUser = $env{'form.unamedom'.$ctr};
2525: ($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
2526: $env{'form.fullname'} = $$fullname{$processUser};
2527: &submission($request,$ctr,$total-1);
2528: $ctr++;
2529: }
2530: return '';
2531: }
2532:
2533: # Go directly to grade student - from submission or link from chart page
2534: if ($button eq 'Grade Student') {
2535: (undef,undef,$env{'form.handgrade'},undef,undef) = &showResourceInfo($symb);
2536: my $processUser = $env{'form.unamedom'.$env{'form.studentNo'}};
2537: ($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
2538: $env{'form.fullname'} = $$fullname{$processUser};
2539: &submission($request,0,0);
2540: return '';
2541: }
2542:
2543: # Get the next/previous one or group of students
2544: my $firststu = $env{'form.unamedom0'};
2545: my $laststu = $env{'form.unamedom'.($ngrade-1)};
2546: my $ctr = 2;
2547: while ($laststu eq '') {
2548: $laststu = $env{'form.unamedom'.($ngrade-$ctr)};
2549: $ctr++;
2550: $laststu = $firststu if ($ctr > $ngrade);
2551: }
2552:
2553: my (@parsedlist,@nextlist);
2554: my ($nextflg) = 0;
2555: foreach (sort
2556: {
2557: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
2558: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
2559: }
2560: return $a cmp $b;
2561: } (keys(%$fullname))) {
2562: if ($nextflg == 1 && $button =~ /Next$/) {
2563: push @parsedlist,$_;
2564: }
2565: $nextflg = 1 if ($_ eq $laststu);
2566: if ($button eq 'Previous') {
2567: last if ($_ eq $firststu);
2568: push @parsedlist,$_;
2569: }
2570: }
2571: $ctr = 0;
2572: @parsedlist = reverse @parsedlist if ($button eq 'Previous');
2573: my ($partlist) = &response_type($symb);
2574: foreach my $student (@parsedlist) {
2575: my $submitonly=$env{'form.submitonly'};
2576: my ($uname,$udom) = split(/:/,$student);
2577:
2578: if ($submitonly eq 'queued') {
2579: my %queue_status =
2580: &Apache::bridgetask::get_student_status($symb,$cdom,$cnum,
2581: $udom,$uname);
2582: next if (!defined($queue_status{'gradingqueue'}));
2583: }
2584:
2585: if ($submitonly =~ /^(yes|graded|incorrect)$/) {
2586: # my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
2587: my %status=&student_gradeStatus($symb,$udom,$uname,$partlist);
2588: my $submitted = 0;
2589: my $ungraded = 0;
2590: my $incorrect = 0;
2591: foreach (keys(%status)) {
2592: $submitted = 1 if ($status{$_} ne 'nothing');
2593: $ungraded = 1 if ($status{$_} =~ /^ungraded/);
2594: $incorrect = 1 if ($status{$_} =~ /^incorrect/);
2595: my ($foo,$partid,$foo1) = split(/\./,$_);
2596: if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
2597: $submitted = 0;
2598: }
2599: }
2600: next if (!$submitted && ($submitonly eq 'yes' ||
2601: $submitonly eq 'incorrect' ||
2602: $submitonly eq 'graded'));
2603: next if (!$ungraded && ($submitonly eq 'graded'));
2604: next if (!$incorrect && $submitonly eq 'incorrect');
2605: }
2606: push @nextlist,$student if ($ctr < $ntstu);
2607: last if ($ctr == $ntstu);
2608: $ctr++;
2609: }
2610:
2611: $ctr = 0;
2612: my $total = scalar(@nextlist)-1;
2613:
2614: foreach (sort @nextlist) {
2615: my ($uname,$udom,$submitter) = split(/:/);
2616: $env{'form.student'} = $uname;
2617: $env{'form.userdom'} = $udom;
2618: $env{'form.fullname'} = $$fullname{$_};
2619: &submission($request,$ctr,$total);
2620: $ctr++;
2621: }
2622: if ($total < 0) {
2623: my $the_end = '<h3><span class="LC_info">'.&mt('LON-CAPA User Message').'</span></h3><br />'."\n";
2624: $the_end.=&mt('<b>Message: </b> No more students for this section or class.').'<br /><br />'."\n";
2625: $the_end.=&mt('Click on the button below to return to the grading menu.').'<br /><br />'."\n";
2626: $the_end.=&show_grading_menu_form($symb);
2627: $request->print($the_end);
2628: }
2629: return '';
2630: }
2631:
2632: #---- Save the score and award for each student, if changed
2633: sub saveHandGrade {
2634: my ($request,$symb,$stuname,$domain,$newflg,$submitter,$part) = @_;
2635: my @version_parts;
2636: my $usec = &Apache::lonnet::getsection($domain,$stuname,
2637: $env{'request.course.id'});
2638: if (!&canmodify($usec)) { return('not_allowed'); }
2639: my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$domain,$stuname);
2640: my @parts_graded;
2641: my %newrecord = ();
2642: my ($pts,$wgt) = ('','');
2643: my %aggregate = ();
2644: my $aggregateflag = 0;
2645: my @parts = split(/:/,$env{'form.partlist'.$newflg});
2646: foreach my $new_part (@parts) {
2647: #collaborator ($submi may vary for different parts
2648: if ($submitter && $new_part ne $part) { next; }
2649: my $dropMenu = $env{'form.GD_SEL'.$newflg.'_'.$new_part};
2650: if ($dropMenu eq 'excused') {
2651: if ($record{'resource.'.$new_part.'.solved'} ne 'excused') {
2652: $newrecord{'resource.'.$new_part.'.solved'} = 'excused';
2653: if (exists($record{'resource.'.$new_part.'.awarded'})) {
2654: $newrecord{'resource.'.$new_part.'.awarded'} = '';
2655: }
2656: $newrecord{'resource.'.$new_part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
2657: }
2658: } elsif ($dropMenu eq 'reset status'
2659: && exists($record{'resource.'.$new_part.'.solved'})) { #don't bother if no old records -> no attempts
2660: foreach my $key (keys (%record)) {
2661: if ($key=~/^resource\.\Q$new_part\E\./) { $newrecord{$key} = ''; }
2662: }
2663: $newrecord{'resource.'.$new_part.'.regrader'}=
2664: "$env{'user.name'}:$env{'user.domain'}";
2665: my $totaltries = $record{'resource.'.$part.'.tries'};
2666:
2667: my %last_resets = &get_last_resets($symb,$env{'request.course.id'},
2668: [$new_part]);
2669: my $aggtries =$totaltries;
2670: if ($last_resets{$new_part}) {
2671: $aggtries = &get_num_tries(\%record,$last_resets{$new_part},
2672: $new_part);
2673: }
2674:
2675: my $solvedstatus = $record{'resource.'.$new_part.'.solved'};
2676: if ($aggtries > 0) {
2677: &decrement_aggs($symb,$new_part,\%aggregate,$aggtries,$totaltries,$solvedstatus);
2678: $aggregateflag = 1;
2679: }
2680: } elsif ($dropMenu eq '') {
2681: $pts = ($env{'form.GD_BOX'.$newflg.'_'.$new_part} ne '' ?
2682: $env{'form.GD_BOX'.$newflg.'_'.$new_part} :
2683: $env{'form.RADVAL'.$newflg.'_'.$new_part});
2684: if ($pts eq '' && $env{'form.GD_SEL'.$newflg.'_'.$new_part} eq '') {
2685: next;
2686: }
2687: $wgt = $env{'form.WGT'.$newflg.'_'.$new_part} eq '' ? 1 :
2688: $env{'form.WGT'.$newflg.'_'.$new_part};
2689: my $partial= $pts/$wgt;
2690: if ($partial eq $record{'resource.'.$new_part.'.awarded'}) {
2691: #do not update score for part if not changed.
2692: &handback_files($request,$symb,$stuname,$domain,$newflg,$new_part,\%newrecord);
2693: next;
2694: } else {
2695: push @parts_graded, $new_part;
2696: }
2697: if ($record{'resource.'.$new_part.'.awarded'} ne $partial) {
2698: $newrecord{'resource.'.$new_part.'.awarded'} = $partial;
2699: }
2700: my $reckey = 'resource.'.$new_part.'.solved';
2701: if ($partial == 0) {
2702: if ($record{$reckey} ne 'incorrect_by_override') {
2703: $newrecord{$reckey} = 'incorrect_by_override';
2704: }
2705: } else {
2706: if ($record{$reckey} ne 'correct_by_override') {
2707: $newrecord{$reckey} = 'correct_by_override';
2708: }
2709: }
2710: if ($submitter &&
2711: ($record{'resource.'.$new_part.'.submitted_by'} ne $submitter)) {
2712: $newrecord{'resource.'.$new_part.'.submitted_by'} = $submitter;
2713: }
2714: $newrecord{'resource.'.$new_part.'.regrader'}=
2715: "$env{'user.name'}:$env{'user.domain'}";
2716: }
2717: # unless problem has been graded, set flag to version the submitted files
2718: unless ($record{'resource.'.$new_part.'.solved'} =~ /^correct_/ ||
2719: $record{'resource.'.$new_part.'.solved'} eq 'incorrect_by_override' ||
2720: $dropMenu eq 'reset status')
2721: {
2722: push (@version_parts,$new_part);
2723: }
2724: }
2725: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2726: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2727:
2728: if (%newrecord) {
2729: if (@version_parts) {
2730: my @changed_keys = &version_portfiles(\%record, \@parts_graded,
2731: $env{'request.course.id'}, $symb, $domain, $stuname, \@version_parts);
2732: @newrecord{@changed_keys} = @record{@changed_keys};
2733: foreach my $new_part (@version_parts) {
2734: &handback_files($request,$symb,$stuname,$domain,$newflg,
2735: $new_part,\%newrecord);
2736: }
2737: }
2738: &Apache::lonnet::cstore(\%newrecord,$symb,
2739: $env{'request.course.id'},$domain,$stuname);
2740: &check_and_remove_from_queue(\@parts,\%record,\%newrecord,$symb,
2741: $cdom,$cnum,$domain,$stuname);
2742: }
2743: if ($aggregateflag) {
2744: &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
2745: $cdom,$cnum);
2746: }
2747: return ('',$pts,$wgt);
2748: }
2749:
2750: sub check_and_remove_from_queue {
2751: my ($parts,$record,$newrecord,$symb,$cdom,$cnum,$domain,$stuname) = @_;
2752: my @ungraded_parts;
2753: foreach my $part (@{$parts}) {
2754: if ( $record->{ 'resource.'.$part.'.awarded'} eq ''
2755: && $record->{ 'resource.'.$part.'.solved' } ne 'excused'
2756: && $newrecord->{'resource.'.$part.'.awarded'} eq ''
2757: && $newrecord->{'resource.'.$part.'.solved' } ne 'excused'
2758: ) {
2759: push(@ungraded_parts, $part);
2760: }
2761: }
2762: if ( !@ungraded_parts ) {
2763: &Apache::bridgetask::remove_from_queue('gradingqueue',$symb,$cdom,
2764: $cnum,$domain,$stuname);
2765: }
2766: }
2767:
2768: sub handback_files {
2769: my ($request,$symb,$stuname,$domain,$newflg,$new_part,$newrecord) = @_;
2770: my $portfolio_root = &propath($domain,$stuname).'/userfiles/portfolio';
2771: my ($partlist,$handgrade,$responseType) = &response_type($symb);
2772:
2773: my @part_response_id = &flatten_responseType($responseType);
2774: foreach my $part_response_id (@part_response_id) {
2775: my ($part_id,$resp_id) = @{ $part_response_id };
2776: my $part_resp = join('_',@{ $part_response_id });
2777: if (($env{'form.'.$newflg.'_'.$part_resp.'_returndoc1'}) && ($new_part == $part_id)) {
2778: # if multiple files are uploaded names will be 'returndoc2','returndoc3'
2779: my $file_counter = 1;
2780: my $file_msg;
2781: while ($env{'form.'.$newflg.'_'.$part_resp.'_returndoc'.$file_counter}) {
2782: my $fname=$env{'form.'.$newflg.'_'.$part_resp.'_returndoc'.$file_counter.'.filename'};
2783: my ($directory,$answer_file) =
2784: ($env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$file_counter} =~ /^(.*?)([^\/]*)$/);
2785: my ($answer_name,$answer_ver,$answer_ext) =
2786: &file_name_version_ext($answer_file);
2787: my ($portfolio_path) = ($directory =~ /^.+$stuname\/portfolio(.*)/);
2788: my @dir_list = &Apache::lonnet::dirlist($portfolio_path,$domain,$stuname,$portfolio_root);
2789: my $version = &get_next_version($answer_name, $answer_ext, \@dir_list);
2790: # fix file name
2791: my ($save_file_name) = (($directory.$answer_name.".$version.".$answer_ext) =~ /^.+\/${stuname}\/(.*)/);
2792: my $result=&Apache::lonnet::finishuserfileupload($stuname,$domain,
2793: $newflg.'_'.$part_resp.'_returndoc'.$file_counter,
2794: $save_file_name);
2795: if ($result !~ m|^/uploaded/|) {
2796: $request->print('<span class="LC_error">An error occurred ('.$result.
2797: ') while trying to upload '.$newflg.'_'.$part_resp.'_returndoc'.$file_counter.'</span><br />');
2798: } else {
2799: # mark the file as read only
2800: my @files = ($save_file_name);
2801: my @what = ($symb,$env{'request.course.id'},'handback');
2802: &Apache::lonnet::mark_as_readonly($domain,$stuname,\@files,\@what);
2803: if (exists($$newrecord{"resource.$new_part.$resp_id.handback"})) {
2804: $$newrecord{"resource.$new_part.$resp_id.handback"}.=',';
2805: }
2806: $$newrecord{"resource.$new_part.$resp_id.handback"} .= $save_file_name;
2807: $file_msg.= "\n".'<br /><span class="LC_filename"><a href="/uploaded/'."$domain/$stuname/".$save_file_name.'">'.$save_file_name."</a></span><br />";
2808:
2809: }
2810: $request->print("<br />".$fname." will be the uploaded file name");
2811: $request->print(" ".$env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$file_counter});
2812: $file_counter++;
2813: }
2814: my $subject = "File Handed Back by Instructor ";
2815: my $message = "A file has been returned that was originally submitted in reponse to: <br />";
2816: $message .= "<strong>".&Apache::lonnet::gettitle($symb)."</strong><br />";
2817: $message .= ' The returned file(s) are named: '. $file_msg;
2818: $message .= " and can be found in your portfolio space.";
2819: my ($feedurl,$showsymb) =
2820: &get_feedurl_and_symb($symb,$domain,$stuname);
2821: my $restitle = &Apache::lonnet::gettitle($symb);
2822: my $msgstatus =
2823: &Apache::lonmsg::user_normal_msg($stuname,$domain,$subject.
2824: ' (File Returned) ['.$restitle.']',$message,undef,
2825: $feedurl,undef,undef,undef,$showsymb,$restitle);
2826: }
2827: }
2828: return;
2829: }
2830:
2831: sub get_feedurl_and_symb {
2832: my ($symb,$uname,$udom) = @_;
2833: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
2834: $url = &Apache::lonnet::clutter($url);
2835: my $encrypturl=&Apache::lonnet::EXT('resource.0.encrypturl',
2836: $symb,$udom,$uname);
2837: if ($encrypturl =~ /^yes$/i) {
2838: &Apache::lonenc::encrypted(\$url,1);
2839: &Apache::lonenc::encrypted(\$symb,1);
2840: }
2841: return ($url,$symb);
2842: }
2843:
2844: sub get_submitted_files {
2845: my ($udom,$uname,$partid,$respid,$record) = @_;
2846: my @files;
2847: if ($$record{"resource.$partid.$respid.portfiles"}) {
2848: my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio';
2849: foreach my $file (split(',',$$record{"resource.$partid.$respid.portfiles"})) {
2850: push(@files,$file_url.$file);
2851: }
2852: }
2853: if ($$record{"resource.$partid.$respid.uploadedurl"}) {
2854: push(@files,$$record{"resource.$partid.$respid.uploadedurl"});
2855: }
2856: return (\@files);
2857: }
2858:
2859: # ----------- Provides number of tries since last reset.
2860: sub get_num_tries {
2861: my ($record,$last_reset,$part) = @_;
2862: my $timestamp = '';
2863: my $num_tries = 0;
2864: if ($$record{'version'}) {
2865: for (my $version=$$record{'version'};$version>=1;$version--) {
2866: if (exists($$record{$version.':resource.'.$part.'.solved'})) {
2867: $timestamp = $$record{$version.':timestamp'};
2868: if ($timestamp > $last_reset) {
2869: $num_tries ++;
2870: } else {
2871: last;
2872: }
2873: }
2874: }
2875: }
2876: return $num_tries;
2877: }
2878:
2879: # ----------- Determine decrements required in aggregate totals
2880: sub decrement_aggs {
2881: my ($symb,$part,$aggregate,$aggtries,$totaltries,$solvedstatus) = @_;
2882: my %decrement = (
2883: attempts => 0,
2884: users => 0,
2885: correct => 0
2886: );
2887: $decrement{'attempts'} = $aggtries;
2888: if ($solvedstatus =~ /^correct/) {
2889: $decrement{'correct'} = 1;
2890: }
2891: if ($aggtries == $totaltries) {
2892: $decrement{'users'} = 1;
2893: }
2894: foreach my $type (keys (%decrement)) {
2895: $$aggregate{$symb."\0".$part."\0".$type} = -$decrement{$type};
2896: }
2897: return;
2898: }
2899:
2900: # ----------- Determine timestamps for last reset of aggregate totals for parts
2901: sub get_last_resets {
2902: my ($symb,$courseid,$partids) =@_;
2903: my %last_resets;
2904: my $cdom = $env{'course.'.$courseid.'.domain'};
2905: my $cname = $env{'course.'.$courseid.'.num'};
2906: my @keys;
2907: foreach my $part (@{$partids}) {
2908: push(@keys,"$symb\0$part\0resettime");
2909: }
2910: my %results=&Apache::lonnet::get('nohist_resourcetracker',\@keys,
2911: $cdom,$cname);
2912: foreach my $part (@{$partids}) {
2913: $last_resets{$part}=$results{"$symb\0$part\0resettime"};
2914: }
2915: return %last_resets;
2916: }
2917:
2918: # ----------- Handles creating versions for portfolio files as answers
2919: sub version_portfiles {
2920: my ($record, $parts_graded, $courseid, $symb, $domain, $stu_name, $v_flag) = @_;
2921: my $version_parts = join('|',@$v_flag);
2922: my @returned_keys;
2923: my $parts = join('|', @$parts_graded);
2924: my $portfolio_root = &propath($domain,$stu_name).
2925: '/userfiles/portfolio';
2926: foreach my $key (keys(%$record)) {
2927: my $new_portfiles;
2928: if ($key =~ /^resource\.($version_parts)\./ && $key =~ /\.portfiles$/ ) {
2929: my @versioned_portfiles;
2930: my @portfiles = split(/\s*,\s*/,$$record{$key});
2931: foreach my $file (@portfiles) {
2932: &Apache::lonnet::unmark_as_readonly($domain,$stu_name,[$symb,$env{'request.course.id'}],$file);
2933: my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*)$/);
2934: my ($answer_name,$answer_ver,$answer_ext) =
2935: &file_name_version_ext($answer_file);
2936: my @dir_list = &Apache::lonnet::dirlist($directory,$domain,$stu_name,$portfolio_root);
2937: my $version = &get_next_version($answer_name, $answer_ext, \@dir_list);
2938: my $new_answer = &version_selected_portfile($domain, $stu_name, $directory, $answer_file, $version);
2939: if ($new_answer ne 'problem getting file') {
2940: push(@versioned_portfiles, $directory.$new_answer);
2941: &Apache::lonnet::mark_as_readonly($domain,$stu_name,
2942: [$directory.$new_answer],
2943: [$symb,$env{'request.course.id'},'graded']);
2944: }
2945: }
2946: $$record{$key} = join(',',@versioned_portfiles);
2947: push(@returned_keys,$key);
2948: }
2949: }
2950: return (@returned_keys);
2951: }
2952:
2953: sub get_next_version {
2954: my ($answer_name, $answer_ext, $dir_list) = @_;
2955: my $version;
2956: foreach my $row (@$dir_list) {
2957: my ($file) = split(/\&/,$row,2);
2958: my ($file_name,$file_version,$file_ext) =
2959: &file_name_version_ext($file);
2960: if (($file_name eq $answer_name) &&
2961: ($file_ext eq $answer_ext)) {
2962: # gets here if filename and extension match, regardless of version
2963: if ($file_version ne '') {
2964: # a versioned file is found so save it for later
2965: if ($file_version > $version) {
2966: $version = $file_version;
2967: }
2968: }
2969: }
2970: }
2971: $version ++;
2972: return($version);
2973: }
2974:
2975: sub version_selected_portfile {
2976: my ($domain,$stu_name,$directory,$file_name,$version) = @_;
2977: my ($answer_name,$answer_ver,$answer_ext) =
2978: &file_name_version_ext($file_name);
2979: my $new_answer;
2980: $env{'form.copy'} = &Apache::lonnet::getfile("/uploaded/$domain/$stu_name/portfolio$directory$file_name");
2981: if($env{'form.copy'} eq '-1') {
2982: $new_answer = 'problem getting file';
2983: } else {
2984: $new_answer = $answer_name.'.'.$version.'.'.$answer_ext;
2985: my $copy_result = &Apache::lonnet::finishuserfileupload(
2986: $stu_name,$domain,'copy',
2987: '/portfolio'.$directory.$new_answer);
2988: }
2989: return ($new_answer);
2990: }
2991:
2992: sub file_name_version_ext {
2993: my ($file)=@_;
2994: my @file_parts = split(/\./, $file);
2995: my ($name,$version,$ext);
2996: if (@file_parts > 1) {
2997: $ext=pop(@file_parts);
2998: if (@file_parts > 1 && $file_parts[-1] =~ /^\d+$/) {
2999: $version=pop(@file_parts);
3000: }
3001: $name=join('.',@file_parts);
3002: } else {
3003: $name=join('.',@file_parts);
3004: }
3005: return($name,$version,$ext);
3006: }
3007:
3008: #--------------------------------------------------------------------------------------
3009: #
3010: #-------------------------- Next few routines handles grading by section or whole class
3011: #
3012: #--- Javascript to handle grading by section or whole class
3013: sub viewgrades_js {
3014: my ($request) = shift;
3015:
3016: $request->print(<<VIEWJAVASCRIPT);
3017: <script type="text/javascript" language="javascript">
3018: function writePoint(partid,weight,point) {
3019: var radioButton = document.classgrade["RADVAL_"+partid];
3020: var textbox = document.classgrade["TEXTVAL_"+partid];
3021: if (point == "textval") {
3022: point = document.classgrade["TEXTVAL_"+partid].value;
3023: if (isNaN(point) || parseFloat(point) < 0) {
3024: alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point));
3025: var resetbox = false;
3026: for (var i=0; i<radioButton.length; i++) {
3027: if (radioButton[i].checked) {
3028: textbox.value = i;
3029: resetbox = true;
3030: }
3031: }
3032: if (!resetbox) {
3033: textbox.value = "";
3034: }
3035: return;
3036: }
3037: if (parseFloat(point) > parseFloat(weight)) {
3038: var resp = confirm("You entered a value ("+parseFloat(point)+
3039: ") greater than the weight for the part. Accept?");
3040: if (resp == false) {
3041: textbox.value = "";
3042: return;
3043: }
3044: }
3045: for (var i=0; i<radioButton.length; i++) {
3046: radioButton[i].checked=false;
3047: if (parseFloat(point) == i) {
3048: radioButton[i].checked=true;
3049: }
3050: }
3051:
3052: } else {
3053: textbox.value = parseFloat(point);
3054: }
3055: for (i=0;i<document.classgrade.total.value;i++) {
3056: var user = document.classgrade["ctr"+i].value;
3057: user = user.replace(new RegExp(':', 'g'),"_");
3058: var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
3059: var saveval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
3060: var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"];
3061: if (saveval != "correct") {
3062: scorename.value = point;
3063: if (selname[0].selected != true) {
3064: selname[0].selected = true;
3065: }
3066: }
3067: }
3068: document.classgrade["SELVAL_"+partid][0].selected = true;
3069: }
3070:
3071: function writeRadText(partid,weight) {
3072: var selval = document.classgrade["SELVAL_"+partid];
3073: var radioButton = document.classgrade["RADVAL_"+partid];
3074: var override = document.classgrade["FORCE_"+partid].checked;
3075: var textbox = document.classgrade["TEXTVAL_"+partid];
3076: if (selval[1].selected || selval[2].selected) {
3077: for (var i=0; i<radioButton.length; i++) {
3078: radioButton[i].checked=false;
3079:
3080: }
3081: textbox.value = "";
3082:
3083: for (i=0;i<document.classgrade.total.value;i++) {
3084: var user = document.classgrade["ctr"+i].value;
3085: user = user.replace(new RegExp(':', 'g'),"_");
3086: var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
3087: var saveval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
3088: var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"];
3089: if ((saveval != "correct") || override) {
3090: scorename.value = "";
3091: if (selval[1].selected) {
3092: selname[1].selected = true;
3093: } else {
3094: selname[2].selected = true;
3095: if (Number(document.classgrade["GD_"+user+"_"+partid+"_tries"].value))
3096: {document.classgrade["GD_"+user+"_"+partid+"_tries"].value = '0';}
3097: }
3098: }
3099: }
3100: } else {
3101: for (i=0;i<document.classgrade.total.value;i++) {
3102: var user = document.classgrade["ctr"+i].value;
3103: user = user.replace(new RegExp(':', 'g'),"_");
3104: var scorename = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
3105: var saveval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
3106: var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"];
3107: if ((saveval != "correct") || override) {
3108: scorename.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value;
3109: selname[0].selected = true;
3110: }
3111: }
3112: }
3113: }
3114:
3115: function changeSelect(partid,user) {
3116: var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"];
3117: var textbox = document.classgrade["GD_"+user+'_'+partid+"_awarded"];
3118: var point = textbox.value;
3119: var weight = document.classgrade["weight_"+partid].value;
3120:
3121: if (isNaN(point) || parseFloat(point) < 0) {
3122: alert("A number equal or greater than 0 is expected. Entered value = "+parseFloat(point));
3123: textbox.value = "";
3124: return;
3125: }
3126: if (parseFloat(point) > parseFloat(weight)) {
3127: var resp = confirm("You entered a value ("+parseFloat(point)+
3128: ") greater than the weight of the part. Accept?");
3129: if (resp == false) {
3130: textbox.value = "";
3131: return;
3132: }
3133: }
3134: selval[0].selected = true;
3135: }
3136:
3137: function changeOneScore(partid,user) {
3138: var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"];
3139: if (selval[1].selected || selval[2].selected) {
3140: document.classgrade["GD_"+user+'_'+partid+"_awarded"].value = "";
3141: if (selval[2].selected) {
3142: document.classgrade["GD_"+user+'_'+partid+"_tries"].value = "0";
3143: }
3144: }
3145: }
3146:
3147: function resetEntry(numpart) {
3148: for (ctpart=0;ctpart<numpart;ctpart++) {
3149: var partid = document.classgrade["partid_"+ctpart].value;
3150: var radioButton = document.classgrade["RADVAL_"+partid];
3151: var textbox = document.classgrade["TEXTVAL_"+partid];
3152: var selval = document.classgrade["SELVAL_"+partid];
3153: for (var i=0; i<radioButton.length; i++) {
3154: radioButton[i].checked=false;
3155:
3156: }
3157: textbox.value = "";
3158: selval[0].selected = true;
3159:
3160: for (i=0;i<document.classgrade.total.value;i++) {
3161: var user = document.classgrade["ctr"+i].value;
3162: user = user.replace(new RegExp(':', 'g'),"_");
3163: var resetscore = document.classgrade["GD_"+user+"_"+partid+"_awarded"];
3164: resetscore.value = document.classgrade["GD_"+user+"_"+partid+"_awarded_s"].value;
3165: var resettries = document.classgrade["GD_"+user+"_"+partid+"_tries"];
3166: resettries.value = document.classgrade["GD_"+user+"_"+partid+"_tries_s"].value;
3167: var saveselval = document.classgrade["GD_"+user+"_"+partid+"_solved_s"].value;
3168: var selname = document.classgrade["GD_"+user+"_"+partid+"_solved"];
3169: if (saveselval == "excused") {
3170: if (selname[1].selected == false) { selname[1].selected = true;}
3171: } else {
3172: if (selname[0].selected == false) {selname[0].selected = true};
3173: }
3174: }
3175: }
3176: }
3177:
3178: </script>
3179: VIEWJAVASCRIPT
3180: }
3181:
3182: #--- show scores for a section or whole class w/ option to change/update a score
3183: sub viewgrades {
3184: my ($request) = shift;
3185: &viewgrades_js($request);
3186:
3187: my ($symb) = &get_symb($request);
3188: #need to make sure we have the correct data for later EXT calls,
3189: #thus invalidate the cache
3190: &Apache::lonnet::devalidatecourseresdata(
3191: $env{'course.'.$env{'request.course.id'}.'.num'},
3192: $env{'course.'.$env{'request.course.id'}.'.domain'});
3193: &Apache::lonnet::clear_EXT_cache_status();
3194:
3195: my $result='<h3><span class="LC_info">'.&mt('Manual Grading').'</span></h3>';
3196: $result.='<h4>'.&mt('<b>Current Resource: </b>[_1]',$env{'form.probTitle'}).'</h4>'."\n";
3197:
3198: #view individual student submission form - called using Javascript viewOneStudent
3199: $result.=&jscriptNform($symb);
3200:
3201: #beginning of class grading form
3202: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
3203: $result.= '<form action="/adm/grades" method="post" name="classgrade">'."\n".
3204: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
3205: '<input type="hidden" name="command" value="editgrades" />'."\n".
3206: &build_section_inputs().
3207: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
3208: '<input type="hidden" name="Status" value="'.$env{'stu_status'}.'" />'."\n".
3209: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
3210:
3211: my $sectionClass;
3212: my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section'));
3213: if ($env{'form.section'} eq 'all') {
3214: $sectionClass='Class';
3215: } elsif ($env{'form.section'} eq 'none') {
3216: $sectionClass='Students in no Section';
3217: } else {
3218: $sectionClass='Students in Section(s) [_1]';
3219: }
3220: $result.=
3221: '<h3>'.
3222: &mt("Assign Common Grade To $sectionClass",$section_display).'</h3>';
3223: $result.= &Apache::loncommon::start_data_table();
3224: #radio buttons/text box for assigning points for a section or class.
3225: #handles different parts of a problem
3226: my ($partlist,$handgrade,$responseType) = &response_type($symb);
3227: my %weight = ();
3228: my $ctsparts = 0;
3229: my %seen = ();
3230: my @part_response_id = &flatten_responseType($responseType);
3231: foreach my $part_response_id (@part_response_id) {
3232: my ($partid,$respid) = @{ $part_response_id };
3233: my $part_resp = join('_',@{ $part_response_id });
3234: next if $seen{$partid};
3235: $seen{$partid}++;
3236: my $handgrade=$$handgrade{$part_resp};
3237: my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb);
3238: $weight{$partid} = $wgt eq '' ? '1' : $wgt;
3239:
3240: my $display_part=&get_display_part($partid,$symb);
3241: my $radio.='<table border="0"><tr>';
3242: my $ctr = 0;
3243: while ($ctr<=$weight{$partid}) { # display radio buttons in a nice table 10 across
3244: $radio.= '<td><label><input type="radio" name="RADVAL_'.$partid.'" '.
3245: 'onclick="javascript:writePoint(\''.$partid.'\','.$weight{$partid}.
3246: ','.$ctr.')" />'.$ctr."</label></td>\n";
3247: $result.=(($ctr+1)%10 == 0 ? '</tr><tr>' : '');
3248: $ctr++;
3249: }
3250: $radio.='</tr></table>';
3251: my $line = '<input type="text" name="TEXTVAL_'.
3252: $partid.'" size="4" '.'onChange="javascript:writePoint(\''.
3253: $partid.'\','.$weight{$partid}.',\'textval\')" /> /'.
3254: $weight{$partid}.' (problem weight)</td>'."\n";
3255: $line.= '<td><select name="SELVAL_'.$partid.'"'.
3256: 'onChange="javascript:writeRadText(\''.$partid.'\','.
3257: $weight{$partid}.')"> '.
3258: '<option selected="selected"> </option>'.
3259: '<option value="excused">'.&mt('excused').'</option>'.
3260: '<option value="reset status">'.&mt('reset status').'</option>'.
3261: '</select></td>'.
3262: '<td><label><input type="checkbox" name="FORCE_'.$partid.'" />'.&mt('Override "Correct"').'</label>';
3263: $line.='<input type="hidden" name="partid_'.
3264: $ctsparts.'" value="'.$partid.'" />'."\n";
3265: $line.='<input type="hidden" name="weight_'.
3266: $partid.'" value="'.$weight{$partid}.'" />'."\n";
3267:
3268: $result.=
3269: &Apache::loncommon::start_data_table_row()."\n".
3270: &mt('<td><b>Part:</b></td><td>[_1]</td><td><b>Points:</b></td><td>[_2]</td><td>or</td><td>[_3]</td>',$display_part,$radio,$line).
3271: &Apache::loncommon::end_data_table_row()."\n";
3272: $ctsparts++;
3273: }
3274: $result.=&Apache::loncommon::end_data_table()."\n".
3275: '<input type="hidden" name="totalparts" value="'.$ctsparts.'" />';
3276: $result.='<input type="button" value="'.&mt('Revert to Default').'" '.
3277: 'onClick="javascript:resetEntry('.$ctsparts.');" />';
3278:
3279: #table listing all the students in a section/class
3280: #header of table
3281: $result.= '<h3>'.&mt('Assign Grade to Specific Students in '.$sectionClass,
3282: $section_display).'</h3>';
3283: $result.= &Apache::loncommon::start_data_table().
3284: &Apache::loncommon::start_data_table_header_row().
3285: '<th>'.&mt('No.').'</th>'.
3286: '<th>'.&nameUserString('header')."</th>\n";
3287: my (@parts) = sort(&getpartlist($symb));
3288: my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
3289: my @partids = ();
3290: foreach my $part (@parts) {
3291: my $display=&Apache::lonnet::metadata($url,$part.'.display');
3292: $display =~ s|^Number of Attempts|Tries<br />|; # makes the column narrower
3293: if (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
3294: my ($partid) = &split_part_type($part);
3295: push(@partids, $partid);
3296: my $display_part=&get_display_part($partid,$symb);
3297: if ($display =~ /^Partial Credit Factor/) {
3298: $result.='<th>'.
3299: &mt('Score Part: [_1]<br /> (weight = [_2])',
3300: $display_part,$weight{$partid}).'</th>'."\n";
3301: next;
3302:
3303: } else {
3304: if ($display =~ /Problem Status/) {
3305: my $grade_status_mt = &mt('Grade Status');
3306: $display =~ s{Problem Status}{$grade_status_mt<br />};
3307: }
3308: my $part_mt = &mt('Part:');
3309: $display =~s{\[Part: \Q$partid\E\]}{$part_mt $display_part};
3310: }
3311:
3312: $result.='<th>'.$display.'</th>'."\n";
3313: }
3314: $result.=&Apache::loncommon::end_data_table_header_row();
3315:
3316: my %last_resets =
3317: &get_last_resets($symb,$env{'request.course.id'},\@partids);
3318:
3319: #get info for each student
3320: #list all the students - with points and grade status
3321: my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1');
3322: my $ctr = 0;
3323: foreach (sort
3324: {
3325: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
3326: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
3327: }
3328: return $a cmp $b;
3329: } (keys(%$fullname))) {
3330: $ctr++;
3331: $result.=&viewstudentgrade($symb,$env{'request.course.id'},
3332: $_,$$fullname{$_},\@parts,\%weight,$ctr,\%last_resets);
3333: }
3334: $result.=&Apache::loncommon::end_data_table();
3335: $result.='<input type="hidden" name="total" value="'.$ctr.'" />'."\n";
3336: $result.='<input type="button" value="'.&mt('Save').'" '.
3337: 'onClick="javascript:submit();" target="_self" /></form>'."\n";
3338: if (scalar(%$fullname) eq 0) {
3339: my $colspan=3+scalar(@parts);
3340: my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section'));
3341: my $stu_status = join(' or ',&Apache::loncommon::get_env_multiple('form.Status'));
3342: $result='<span class="LC_warning">'.
3343: &mt('There are no students in section(s) [_1] with enrollment status [_2] to modify or grade.',
3344: $section_display, $stu_status).
3345: '</span>';
3346: }
3347: $result.=&show_grading_menu_form($symb);
3348: return $result;
3349: }
3350:
3351: #--- call by previous routine to display each student
3352: sub viewstudentgrade {
3353: my ($symb,$courseid,$student,$fullname,$parts,$weight,$ctr,$last_resets) = @_;
3354: my ($uname,$udom) = split(/:/,$student);
3355: my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname);
3356: my %aggregates = ();
3357: my $result=&Apache::loncommon::start_data_table_row().'<td align="right">'.
3358: '<input type="hidden" name="ctr'.($ctr-1).'" value="'.$student.'" />'.
3359: "\n".$ctr.' </td><td> '.
3360: '<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
3361: '\');" target="_self">'.$fullname.'</a> '.
3362: '<span class="LC_internal_info">('.$uname.($env{'user.domain'} eq $udom ? '' : ':'.$udom).')</span></td>'."\n";
3363: $student=~s/:/_/; # colon doen't work in javascript for names
3364: foreach my $apart (@$parts) {
3365: my ($part,$type) = &split_part_type($apart);
3366: my $score=$record{"resource.$part.$type"};
3367: $result.='<td align="center">';
3368: my ($aggtries,$totaltries);
3369: unless (exists($aggregates{$part})) {
3370: $totaltries = $record{'resource.'.$part.'.tries'};
3371:
3372: $aggtries = $totaltries;
3373: if ($$last_resets{$part}) {
3374: $aggtries = &get_num_tries(\%record,$$last_resets{$part},
3375: $part);
3376: }
3377: $result.='<input type="hidden" name="'.
3378: 'GD_'.$student.'_'.$part.'_aggtries" value="'.$aggtries.'" />'."\n";
3379: $result.='<input type="hidden" name="'.
3380: 'GD_'.$student.'_'.$part.'_totaltries" value="'.$totaltries.'" />'."\n";
3381: $aggregates{$part} = 1;
3382: }
3383: if ($type eq 'awarded') {
3384: my $pts = $score eq '' ? '' : &compute_points($score,$$weight{$part});
3385: $result.='<input type="hidden" name="'.
3386: 'GD_'.$student.'_'.$part.'_awarded_s" value="'.$pts.'" />'."\n";
3387: $result.='<input type="text" name="'.
3388: 'GD_'.$student.'_'.$part.'_awarded" '.
3389: 'onChange="javascript:changeSelect(\''.$part.'\',\''.$student.
3390: '\')" value="'.$pts.'" size="4" /></td>'."\n";
3391: } elsif ($type eq 'solved') {
3392: my ($status,$foo)=split(/_/,$score,2);
3393: $status = 'nothing' if ($status eq '');
3394: $result.='<input type="hidden" name="'.'GD_'.$student.'_'.
3395: $part.'_solved_s" value="'.$status.'" />'."\n";
3396: $result.=' <select name="'.
3397: 'GD_'.$student.'_'.$part.'_solved" '.
3398: 'onChange="javascript:changeOneScore(\''.$part.'\',\''.$student.'\')" >'."\n";
3399: $result.= (($status eq 'excused') ? '<option> </option><option selected="selected" value="excused">'.&mt('excused').'</option>'
3400: : '<option selected="selected"> </option><option value="excused">'.&mt('excused').'</option>')."\n";
3401: $result.='<option value="reset status">'.&mt('reset status').'</option>';
3402: $result.="</select> </td>\n";
3403: } else {
3404: $result.='<input type="hidden" name="'.
3405: 'GD_'.$student.'_'.$part.'_'.$type.'_s" value="'.$score.'" />'.
3406: "\n";
3407: $result.='<input type="text" name="'.
3408: 'GD_'.$student.'_'.$part.'_'.$type.'" '.
3409: 'value="'.$score.'" size="4" /></td>'."\n";
3410: }
3411: }
3412: $result.=&Apache::loncommon::end_data_table_row();
3413: return $result;
3414: }
3415:
3416: #--- change scores for all the students in a section/class
3417: # record does not get update if unchanged
3418: sub editgrades {
3419: my ($request) = @_;
3420:
3421: my $symb=&get_symb($request);
3422: my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section'));
3423: my $title='<h2>'.&mt('Current Grade Status').'</h2>';
3424: $title.='<h4>'.&mt('<b>Current Resource: </b>[_1]',$env{'form.probTitle'}).'</h4>'."\n";
3425: $title.='<h4>'.&mt('<b>Section: </b>[_1]',$section_display).'</h4>'."\n";
3426:
3427: my $result= &Apache::loncommon::start_data_table().
3428: &Apache::loncommon::start_data_table_header_row().
3429: '<th rowspan="2" valign="middle">'.&mt('No.').'</th>'.
3430: '<th rowspan="2" valign="middle">'.&nameUserString('header')."</th>\n";
3431: my %scoreptr = (
3432: 'correct' =>'correct_by_override',
3433: 'incorrect'=>'incorrect_by_override',
3434: 'excused' =>'excused',
3435: 'ungraded' =>'ungraded_attempted',
3436: 'nothing' => '',
3437: );
3438: my ($classlist,undef,$fullname) = &getclasslist($env{'form.section'},'0');
3439:
3440: my (@partid);
3441: my %weight = ();
3442: my %columns = ();
3443: my ($i,$ctr,$count,$rec_update) = (0,0,0,0);
3444:
3445: my (@parts) = sort(&getpartlist($symb));
3446: my $header;
3447: while ($ctr < $env{'form.totalparts'}) {
3448: my $partid = $env{'form.partid_'.$ctr};
3449: push @partid,$partid;
3450: $weight{$partid} = $env{'form.weight_'.$partid};
3451: $ctr++;
3452: }
3453: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
3454: foreach my $partid (@partid) {
3455: $header .= '<th align="center">'.&mt('Old Score').'</th>'.
3456: '<th align="center">'.&mt('New Score').'</th>';
3457: $columns{$partid}=2;
3458: foreach my $stores (@parts) {
3459: my ($part,$type) = &split_part_type($stores);
3460: if ($part !~ m/^\Q$partid\E/) { next;}
3461: if ($type eq 'awarded' || $type eq 'solved') { next; }
3462: my $display=&Apache::lonnet::metadata($url,$stores.'.display');
3463: $display =~ s/\[Part: (\w)+\]//;
3464: $display =~ s/Number of Attempts/Tries/;
3465: $header .= '<th align="center">'.&mt('Old '.$display).'</th>'.
3466: '<th align="center">'.&mt('New '.$display).'</th>';
3467: $columns{$partid}+=2;
3468: }
3469: }
3470: foreach my $partid (@partid) {
3471: my $display_part=&get_display_part($partid,$symb);
3472: $result .= '<th colspan="'.$columns{$partid}.'" align="center">'.
3473: &mt('Part: [_1] (Weight = [_2])',$display_part,$weight{$partid}).
3474: '</th>';
3475:
3476: }
3477: $result .= &Apache::loncommon::end_data_table_header_row().
3478: &Apache::loncommon::start_data_table_header_row().
3479: $header.
3480: &Apache::loncommon::end_data_table_header_row();
3481: my @noupdate;
3482: my ($updateCtr,$noupdateCtr) = (1,1);
3483: for ($i=0; $i<$env{'form.total'}; $i++) {
3484: my $line;
3485: my $user = $env{'form.ctr'.$i};
3486: my ($uname,$udom)=split(/:/,$user);
3487: my %newrecord;
3488: my $updateflag = 0;
3489: $line .= '<td>'.&nameUserString(undef,$$fullname{$user},$uname,$udom).'</td>';
3490: my $usec=$classlist->{"$uname:$udom"}[5];
3491: if (!&canmodify($usec)) {
3492: my $numcols=scalar(@partid)*4+2;
3493: push(@noupdate,
3494: $line."<td colspan=\"$numcols\"><span class=\"LC_warning\">".
3495: &mt('Not allowed to modify student')."</span></td></tr>");
3496: next;
3497: }
3498: my %aggregate = ();
3499: my $aggregateflag = 0;
3500: $user=~s/:/_/; # colon doen't work in javascript for names
3501: foreach (@partid) {
3502: my $old_aw = $env{'form.GD_'.$user.'_'.$_.'_awarded_s'};
3503: my $old_part_pcr = $old_aw/($weight{$_} ne '0' ? $weight{$_}:1);
3504: my $old_part = $old_aw eq '' ? '' : $old_part_pcr;
3505: my $old_score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
3506: my $awarded = $env{'form.GD_'.$user.'_'.$_.'_awarded'};
3507: my $pcr = $awarded/($weight{$_} ne '0' ? $weight{$_} : 1);
3508: my $partial = $awarded eq '' ? '' : $pcr;
3509: my $score;
3510: if ($partial eq '') {
3511: $score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
3512: } elsif ($partial > 0) {
3513: $score = 'correct_by_override';
3514: } elsif ($partial == 0) {
3515: $score = 'incorrect_by_override';
3516: }
3517: my $dropMenu = $env{'form.GD_'.$user.'_'.$_.'_solved'};
3518: $score = 'excused' if (($dropMenu eq 'excused') && ($score ne 'excused'));
3519:
3520: $newrecord{'resource.'.$_.'.regrader'}=
3521: "$env{'user.name'}:$env{'user.domain'}";
3522: if ($dropMenu eq 'reset status' &&
3523: $old_score ne '') { # ignore if no previous attempts => nothing to reset
3524: $newrecord{'resource.'.$_.'.tries'} = '';
3525: $newrecord{'resource.'.$_.'.solved'} = '';
3526: $newrecord{'resource.'.$_.'.award'} = '';
3527: $newrecord{'resource.'.$_.'.awarded'} = '';
3528: $updateflag = 1;
3529: if ($env{'form.GD_'.$user.'_'.$_.'_aggtries'} > 0) {
3530: my $aggtries = $env{'form.GD_'.$user.'_'.$_.'_aggtries'};
3531: my $totaltries = $env{'form.GD_'.$user.'_'.$_.'_totaltries'};
3532: my $solvedstatus = $env{'form.GD_'.$user.'_'.$_.'_solved_s'};
3533: &decrement_aggs($symb,$_,\%aggregate,$aggtries,$totaltries,$solvedstatus);
3534: $aggregateflag = 1;
3535: }
3536: } elsif (!($old_part eq $partial && $old_score eq $score)) {
3537: $updateflag = 1;
3538: $newrecord{'resource.'.$_.'.awarded'} = $partial if $partial ne '';
3539: $newrecord{'resource.'.$_.'.solved'} = $score;
3540: $rec_update++;
3541: }
3542:
3543: $line .= '<td align="center">'.$old_aw.' </td>'.
3544: '<td align="center">'.$awarded.
3545: ($score eq 'excused' ? $score : '').' </td>';
3546:
3547:
3548: my $partid=$_;
3549: foreach my $stores (@parts) {
3550: my ($part,$type) = &split_part_type($stores);
3551: if ($part !~ m/^\Q$partid\E/) { next;}
3552: if ($type eq 'awarded' || $type eq 'solved') { next; }
3553: my $old_aw = $env{'form.GD_'.$user.'_'.$part.'_'.$type.'_s'};
3554: my $awarded = $env{'form.GD_'.$user.'_'.$part.'_'.$type};
3555: if ($awarded ne '' && $awarded ne $old_aw) {
3556: $newrecord{'resource.'.$part.'.'.$type}= $awarded;
3557: $newrecord{'resource.'.$part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
3558: $updateflag=1;
3559: }
3560: $line .= '<td align="center">'.$old_aw.' </td>'.
3561: '<td align="center">'.$awarded.' </td>';
3562: }
3563: }
3564: $line.="\n";
3565:
3566: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
3567: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
3568:
3569: if ($updateflag) {
3570: $count++;
3571: &Apache::lonnet::cstore(\%newrecord,$symb,$env{'request.course.id'},
3572: $udom,$uname);
3573:
3574: if (&Apache::bridgetask::in_queue('gradingqueue',$symb,$cdom,
3575: $cnum,$udom,$uname)) {
3576: # need to figure out if should be in queue.
3577: my %record =
3578: &Apache::lonnet::restore($symb,$env{'request.course.id'},
3579: $udom,$uname);
3580: my $all_graded = 1;
3581: my $none_graded = 1;
3582: foreach my $part (@parts) {
3583: if ( $record{'resource.'.$part.'.awarded'} eq '' ) {
3584: $all_graded = 0;
3585: } else {
3586: $none_graded = 0;
3587: }
3588: }
3589:
3590: if ($all_graded || $none_graded) {
3591: &Apache::bridgetask::remove_from_queue('gradingqueue',
3592: $symb,$cdom,$cnum,
3593: $udom,$uname);
3594: }
3595: }
3596:
3597: $result.=&Apache::loncommon::start_data_table_row().
3598: '<td align="right"> '.$updateCtr.' </td>'.$line.
3599: &Apache::loncommon::end_data_table_row();
3600: $updateCtr++;
3601: } else {
3602: push(@noupdate,
3603: '<td align="right"> '.$noupdateCtr.' </td>'.$line);
3604: $noupdateCtr++;
3605: }
3606: if ($aggregateflag) {
3607: &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
3608: $cdom,$cnum);
3609: }
3610: }
3611: if (@noupdate) {
3612: # my $numcols=(scalar(@partid)*(scalar(@parts)-1)*2)+3;
3613: my $numcols=scalar(@partid)*4+2;
3614: $result .= &Apache::loncommon::start_data_table_row('LC_empty_row').
3615: '<td align="center" colspan="'.$numcols.'">'.
3616: &mt('No Changes Occurred For the Students Below').
3617: '</td>'.
3618: &Apache::loncommon::end_data_table_row();
3619: foreach my $line (@noupdate) {
3620: $result.=
3621: &Apache::loncommon::start_data_table_row().
3622: $line.
3623: &Apache::loncommon::end_data_table_row();
3624: }
3625: }
3626: $result .= &Apache::loncommon::end_data_table().
3627: &show_grading_menu_form($symb);
3628: my $msg = '<p><b>'.
3629: &mt('Number of records updated = [_1] for [quant,_2,student].',
3630: $rec_update,$count).'</b><br />'.
3631: '<b>'.&mt('Total number of students = [_1]',$env{'form.total'}).
3632: '</b></p>';
3633: return $title.$msg.$result;
3634: }
3635:
3636: sub split_part_type {
3637: my ($partstr) = @_;
3638: my ($temp,@allparts)=split(/_/,$partstr);
3639: my $type=pop(@allparts);
3640: my $part=join('_',@allparts);
3641: return ($part,$type);
3642: }
3643:
3644: #------------- end of section for handling grading by section/class ---------
3645: #
3646: #----------------------------------------------------------------------------
3647:
3648:
3649: #----------------------------------------------------------------------------
3650: #
3651: #-------------------------- Next few routines handles grading by csv upload
3652: #
3653: #--- Javascript to handle csv upload
3654: sub csvupload_javascript_reverse_associate {
3655: my $error1=&mt('You need to specify the username or ID');
3656: my $error2=&mt('You need to specify at least one grading field');
3657: return(<<ENDPICK);
3658: function verify(vf) {
3659: var foundsomething=0;
3660: var founduname=0;
3661: var foundID=0;
3662: for (i=0;i<=vf.nfields.value;i++) {
3663: tw=eval('vf.f'+i+'.selectedIndex');
3664: if (i==0 && tw!=0) { foundID=1; }
3665: if (i==1 && tw!=0) { founduname=1; }
3666: if (i!=0 && i!=1 && i!=2 && tw!=0) { foundsomething=1; }
3667: }
3668: if (founduname==0 && foundID==0) {
3669: alert('$error1');
3670: return;
3671: }
3672: if (foundsomething==0) {
3673: alert('$error2');
3674: return;
3675: }
3676: vf.submit();
3677: }
3678: function flip(vf,tf) {
3679: var nw=eval('vf.f'+tf+'.selectedIndex');
3680: var i;
3681: for (i=0;i<=vf.nfields.value;i++) {
3682: //can not pick the same destination field for both name and domain
3683: if (((i ==0)||(i ==1)) &&
3684: ((tf==0)||(tf==1)) &&
3685: (i!=tf) &&
3686: (eval('vf.f'+i+'.selectedIndex')==nw)) {
3687: eval('vf.f'+i+'.selectedIndex=0;')
3688: }
3689: }
3690: }
3691: ENDPICK
3692: }
3693:
3694: sub csvupload_javascript_forward_associate {
3695: my $error1=&mt('You need to specify the username or ID');
3696: my $error2=&mt('You need to specify at least one grading field');
3697: return(<<ENDPICK);
3698: function verify(vf) {
3699: var foundsomething=0;
3700: var founduname=0;
3701: var foundID=0;
3702: for (i=0;i<=vf.nfields.value;i++) {
3703: tw=eval('vf.f'+i+'.selectedIndex');
3704: if (tw==1) { foundID=1; }
3705: if (tw==2) { founduname=1; }
3706: if (tw>3) { foundsomething=1; }
3707: }
3708: if (founduname==0 && foundID==0) {
3709: alert('$error1');
3710: return;
3711: }
3712: if (foundsomething==0) {
3713: alert('$error2');
3714: return;
3715: }
3716: vf.submit();
3717: }
3718: function flip(vf,tf) {
3719: var nw=eval('vf.f'+tf+'.selectedIndex');
3720: var i;
3721: //can not pick the same destination field twice
3722: for (i=0;i<=vf.nfields.value;i++) {
3723: if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
3724: eval('vf.f'+i+'.selectedIndex=0;')
3725: }
3726: }
3727: }
3728: ENDPICK
3729: }
3730:
3731: sub csvuploadmap_header {
3732: my ($request,$symb,$datatoken,$distotal)= @_;
3733: my $javascript;
3734: if ($env{'form.upfile_associate'} eq 'reverse') {
3735: $javascript=&csvupload_javascript_reverse_associate();
3736: } else {
3737: $javascript=&csvupload_javascript_forward_associate();
3738: }
3739:
3740: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
3741: my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
3742: my $ignore=&mt('Ignore First Line');
3743: $symb = &Apache::lonenc::check_encrypt($symb);
3744: $request->print(<<ENDPICK);
3745: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
3746: <h3><span class="LC_info">Uploading Class Grades</span></h3>
3747: $result
3748: <hr />
3749: <h3>Identify fields</h3>
3750: Total number of records found in file: $distotal <hr />
3751: Enter as many fields as you can. The system will inform you and bring you back
3752: to this page if the data selected is insufficient to run your class.<hr />
3753: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
3754: <label><input type="checkbox" name="noFirstLine" $checked />$ignore</label>
3755: <input type="hidden" name="associate" value="" />
3756: <input type="hidden" name="phase" value="three" />
3757: <input type="hidden" name="datatoken" value="$datatoken" />
3758: <input type="hidden" name="fileupload" value="$env{'form.fileupload'}" />
3759: <input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" />
3760: <input type="hidden" name="upfile_associate"
3761: value="$env{'form.upfile_associate'}" />
3762: <input type="hidden" name="symb" value="$symb" />
3763: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
3764: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
3765: <input type="hidden" name="command" value="csvuploadoptions" />
3766: <hr />
3767: <script type="text/javascript" language="Javascript">
3768: $javascript
3769: </script>
3770: ENDPICK
3771: return '';
3772:
3773: }
3774:
3775: sub csvupload_fields {
3776: my ($symb) = @_;
3777: my (@parts) = &getpartlist($symb);
3778: my @fields=(['ID','Student ID'],
3779: ['username','Student Username'],
3780: ['domain','Student Domain']);
3781: my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
3782: foreach my $part (sort(@parts)) {
3783: my @datum;
3784: my $display=&Apache::lonnet::metadata($url,$part.'.display');
3785: my $name=$part;
3786: if (!$display) { $display = $name; }
3787: @datum=($name,$display);
3788: if ($name=~/^stores_(.*)_awarded/) {
3789: push(@fields,['stores_'.$1.'_points',"Points [Part: $1]"]);
3790: }
3791: push(@fields,\@datum);
3792: }
3793: return (@fields);
3794: }
3795:
3796: sub csvuploadmap_footer {
3797: my ($request,$i,$keyfields) =@_;
3798: $request->print(<<ENDPICK);
3799: </table>
3800: <input type="hidden" name="nfields" value="$i" />
3801: <input type="hidden" name="keyfields" value="$keyfields" />
3802: <input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br />
3803: </form>
3804: ENDPICK
3805: }
3806:
3807: sub checkforfile_js {
3808: my $result =<<CSVFORMJS;
3809: <script type="text/javascript" language="javascript">
3810: function checkUpload(formname) {
3811: if (formname.upfile.value == "") {
3812: alert("Please use the browse button to select a file from your local directory.");
3813: return false;
3814: }
3815: formname.submit();
3816: }
3817: </script>
3818: CSVFORMJS
3819: return $result;
3820: }
3821:
3822: sub upcsvScores_form {
3823: my ($request) = shift;
3824: my ($symb)=&get_symb($request);
3825: if (!$symb) {return '';}
3826: my $result=&checkforfile_js();
3827: $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
3828: my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
3829: $result.=$table;
3830: $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
3831: $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
3832: $result.=' <b>'.&mt('Specify a file containing the class scores for current resource').
3833: '.</b></td></tr>'."\n";
3834: $result.='<tr bgcolor=#ffffe6><td>'."\n";
3835: my $upload=&mt("Upload Scores");
3836: my $upfile_select=&Apache::loncommon::upfile_select_html();
3837: my $ignore=&mt('Ignore First Line');
3838: $symb = &Apache::lonenc::check_encrypt($symb);
3839: $result.=<<ENDUPFORM;
3840: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
3841: <input type="hidden" name="symb" value="$symb" />
3842: <input type="hidden" name="command" value="csvuploadmap" />
3843: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
3844: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
3845: $upfile_select
3846: <br /><input type="button" onClick="javascript:checkUpload(this.form);" value="$upload" />
3847: <label><input type="checkbox" name="noFirstLine" />$ignore</label>
3848: </form>
3849: ENDUPFORM
3850: $result.=&Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
3851: &mt("How do I create a CSV file from a spreadsheet"))
3852: .'</td></tr></table>'."\n";
3853: $result.='</td></tr></table><br /><br />'."\n";
3854: $result.=&show_grading_menu_form($symb);
3855: return $result;
3856: }
3857:
3858:
3859: sub csvuploadmap {
3860: my ($request)= @_;
3861: my ($symb)=&get_symb($request);
3862: if (!$symb) {return '';}
3863:
3864: my $datatoken;
3865: if (!$env{'form.datatoken'}) {
3866: $datatoken=&Apache::loncommon::upfile_store($request);
3867: } else {
3868: $datatoken=$env{'form.datatoken'};
3869: &Apache::loncommon::load_tmp_file($request);
3870: }
3871: my @records=&Apache::loncommon::upfile_record_sep();
3872: if ($env{'form.noFirstLine'}) { shift(@records); }
3873: &csvuploadmap_header($request,$symb,$datatoken,$#records+1);
3874: my ($i,$keyfields);
3875: if (@records) {
3876: my @fields=&csvupload_fields($symb);
3877:
3878: if ($env{'form.upfile_associate'} eq 'reverse') {
3879: &Apache::loncommon::csv_print_samples($request,\@records);
3880: $i=&Apache::loncommon::csv_print_select_table($request,\@records,
3881: \@fields);
3882: foreach (@fields) { $keyfields.=$_->[0].','; }
3883: chop($keyfields);
3884: } else {
3885: unshift(@fields,['none','']);
3886: $i=&Apache::loncommon::csv_samples_select_table($request,\@records,
3887: \@fields);
3888: foreach my $rec (@records) {
3889: my %temp = &Apache::loncommon::record_sep($rec);
3890: if (%temp) {
3891: $keyfields=join(',',sort(keys(%temp)));
3892: last;
3893: }
3894: }
3895: }
3896: }
3897: &csvuploadmap_footer($request,$i,$keyfields);
3898: $request->print(&show_grading_menu_form($symb));
3899:
3900: return '';
3901: }
3902:
3903: sub csvuploadoptions {
3904: my ($request)= @_;
3905: my ($symb)=&get_symb($request);
3906: my $checked=(($env{'form.noFirstLine'})?'1':'0');
3907: my $ignore=&mt('Ignore First Line');
3908: $request->print(<<ENDPICK);
3909: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
3910: <h3><span class="LC_info">Uploading Class Grade Options</span></h3>
3911: <input type="hidden" name="command" value="csvuploadassign" />
3912: <!--
3913: <p>
3914: <label>
3915: <input type="checkbox" name="show_full_results" />
3916: Show a table of all changes
3917: </label>
3918: </p>
3919: -->
3920: <p>
3921: <label>
3922: <input type="checkbox" name="overwite_scores" checked="checked" />
3923: Overwrite any existing score
3924: </label>
3925: </p>
3926: ENDPICK
3927: my %fields=&get_fields();
3928: if (!defined($fields{'domain'})) {
3929: my $domform = &Apache::loncommon::select_dom_form($env{'request.role.domain'},'default_domain');
3930: $request->print("\n<p> Users are in domain: ".$domform."</p>\n");
3931: }
3932: foreach my $key (sort(keys(%env))) {
3933: if ($key !~ /^form\.(.*)$/) { next; }
3934: my $cleankey=$1;
3935: if ($cleankey eq 'command') { next; }
3936: $request->print('<input type="hidden" name="'.$cleankey.
3937: '" value="'.$env{$key}.'" />'."\n");
3938: }
3939: # FIXME do a check for any duplicated user ids...
3940: # FIXME do a check for any invalid user ids?...
3941: $request->print('<input type="submit" value="Assign Grades" /><br />
3942: <hr /></form>'."\n");
3943: $request->print(&show_grading_menu_form($symb));
3944: return '';
3945: }
3946:
3947: sub get_fields {
3948: my %fields;
3949: my @keyfields = split(/\,/,$env{'form.keyfields'});
3950: for (my $i=0; $i<=$env{'form.nfields'}; $i++) {
3951: if ($env{'form.upfile_associate'} eq 'reverse') {
3952: if ($env{'form.f'.$i} ne 'none') {
3953: $fields{$keyfields[$i]}=$env{'form.f'.$i};
3954: }
3955: } else {
3956: if ($env{'form.f'.$i} ne 'none') {
3957: $fields{$env{'form.f'.$i}}=$keyfields[$i];
3958: }
3959: }
3960: }
3961: return %fields;
3962: }
3963:
3964: sub csvuploadassign {
3965: my ($request)= @_;
3966: my ($symb)=&get_symb($request);
3967: if (!$symb) {return '';}
3968: my $error_msg = '';
3969: &Apache::loncommon::load_tmp_file($request);
3970: my @gradedata = &Apache::loncommon::upfile_record_sep();
3971: if ($env{'form.noFirstLine'}) { shift(@gradedata); }
3972: my %fields=&get_fields();
3973: $request->print('<h3>Assigning Grades</h3>');
3974: my $courseid=$env{'request.course.id'};
3975: my ($classlist) = &getclasslist('all',0);
3976: my @notallowed;
3977: my @skipped;
3978: my $countdone=0;
3979: foreach my $grade (@gradedata) {
3980: my %entries=&Apache::loncommon::record_sep($grade);
3981: my $domain;
3982: if ($entries{$fields{'domain'}}) {
3983: $domain=$entries{$fields{'domain'}};
3984: } else {
3985: $domain=$env{'form.default_domain'};
3986: }
3987: $domain=~s/\s//g;
3988: my $username=$entries{$fields{'username'}};
3989: $username=~s/\s//g;
3990: if (!$username) {
3991: my $id=$entries{$fields{'ID'}};
3992: $id=~s/\s//g;
3993: my %ids=&Apache::lonnet::idget($domain,$id);
3994: $username=$ids{$id};
3995: }
3996: if (!exists($$classlist{"$username:$domain"})) {
3997: my $id=$entries{$fields{'ID'}};
3998: $id=~s/\s//g;
3999: if ($id) {
4000: push(@skipped,"$id:$domain");
4001: } else {
4002: push(@skipped,"$username:$domain");
4003: }
4004: next;
4005: }
4006: my $usec=$classlist->{"$username:$domain"}[5];
4007: if (!&canmodify($usec)) {
4008: push(@notallowed,"$username:$domain");
4009: next;
4010: }
4011: my %points;
4012: my %grades;
4013: foreach my $dest (keys(%fields)) {
4014: if ($dest eq 'ID' || $dest eq 'username' ||
4015: $dest eq 'domain') { next; }
4016: if ($entries{$fields{$dest}} =~ /^\s*$/) { next; }
4017: if ($dest=~/stores_(.*)_points/) {
4018: my $part=$1;
4019: my $wgt =&Apache::lonnet::EXT('resource.'.$part.'.weight',
4020: $symb,$domain,$username);
4021: if ($wgt) {
4022: $entries{$fields{$dest}}=~s/\s//g;
4023: my $pcr=$entries{$fields{$dest}} / $wgt;
4024: my $award=($pcr == 0) ? 'incorrect_by_override'
4025: : 'correct_by_override';
4026: $grades{"resource.$part.awarded"}=$pcr;
4027: $grades{"resource.$part.solved"}=$award;
4028: $points{$part}=1;
4029: } else {
4030: $error_msg = "<br />" .
4031: &mt("Some point values were assigned"
4032: ." for problems with a weight "
4033: ."of zero. These values were "
4034: ."ignored.");
4035: }
4036: } else {
4037: if ($dest=~/stores_(.*)_awarded/) { if ($points{$1}) {next;} }
4038: if ($dest=~/stores_(.*)_solved/) { if ($points{$1}) {next;} }
4039: my $store_key=$dest;
4040: $store_key=~s/^stores/resource/;
4041: $store_key=~s/_/\./g;
4042: $grades{$store_key}=$entries{$fields{$dest}};
4043: }
4044: }
4045: if (! %grades) { push(@skipped,"$username:$domain no data to save"); }
4046: $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
4047: my $result=&Apache::lonnet::cstore(\%grades,$symb,
4048: $env{'request.course.id'},
4049: $domain,$username);
4050: if ($result eq 'ok') {
4051: $request->print('.');
4052: } else {
4053: $request->print("<p>
4054: <span class=\"LC_error\">
4055: Failed to save student $username:$domain.
4056: Message when trying to save was ($result)
4057: </span>
4058: </p>" );
4059: }
4060: $request->rflush();
4061: $countdone++;
4062: }
4063: $request->print("<br />Saved $countdone students\n");
4064: if (@skipped) {
4065: $request->print('<p><h4><b>Skipped Students</b></h4></p>');
4066: foreach my $student (@skipped) { $request->print("$student<br />\n"); }
4067: }
4068: if (@notallowed) {
4069: $request->print('<p><span class="LC_error">Students Not Allowed to Modify</span></p>');
4070: foreach my $student (@notallowed) { $request->print("$student<br />\n"); }
4071: }
4072: $request->print("<br />\n");
4073: $request->print(&show_grading_menu_form($symb));
4074: return $error_msg;
4075: }
4076: #------------- end of section for handling csv file upload ---------
4077: #
4078: #-------------------------------------------------------------------
4079: #
4080: #-------------- Next few routines handle grading by page/sequence
4081: #
4082: #--- Select a page/sequence and a student to grade
4083: sub pickStudentPage {
4084: my ($request) = shift;
4085:
4086: $request->print(<<LISTJAVASCRIPT);
4087: <script type="text/javascript" language="javascript">
4088:
4089: function checkPickOne(formname) {
4090: if (radioSelection(formname.student) == null) {
4091: alert("Please select the student you wish to grade.");
4092: return;
4093: }
4094: ptr = pullDownSelection(formname.selectpage);
4095: formname.page.value = formname["page"+ptr].value;
4096: formname.title.value = formname["title"+ptr].value;
4097: formname.submit();
4098: }
4099:
4100: </script>
4101: LISTJAVASCRIPT
4102: &commonJSfunctions($request);
4103: my ($symb) = &get_symb($request);
4104: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
4105: my $cnum = $env{"course.$env{'request.course.id'}.num"};
4106: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
4107:
4108: my $result='<h3><span class="LC_info"> '.
4109: &mt('Manual Grading by Page or Sequence').'</span></h3>';
4110:
4111: $result.='<form action="/adm/grades" method="post" name="displayPage">'."\n";
4112: my ($titles,$symbx) = &getSymbMap();
4113: my ($curpage) =&Apache::lonnet::decode_symb($symb);
4114: # my ($curpage,$mapId) =&Apache::lonnet::decode_symb($symb);
4115: # my $type=($curpage =~ /\.(page|sequence)/);
4116: my $select = '<select name="selectpage">'."\n";
4117: my $ctr=0;
4118: foreach (@$titles) {
4119: my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
4120: $select.='<option value="'.$ctr.'" '.
4121: ($$symbx{$_} =~ /$curpage$/ ? 'selected="selected"' : '').
4122: '>'.$showtitle.'</option>'."\n";
4123: $ctr++;
4124: }
4125: $select.= '</select>';
4126: $result.=&mt(' <b>Problems from:</b> [_1]',$select)."<br />\n";
4127:
4128: $ctr=0;
4129: foreach (@$titles) {
4130: my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
4131: $result.='<input type="hidden" name="page'.$ctr.'" value="'.$$symbx{$_}.'" />'."\n";
4132: $result.='<input type="hidden" name="title'.$ctr.'" value="'.$showtitle.'" />'."\n";
4133: $ctr++;
4134: }
4135: $result.='<input type="hidden" name="page" />'."\n".
4136: '<input type="hidden" name="title" />'."\n";
4137:
4138: my $options =
4139: '<label><input type="radio" name="vProb" value="no" checked="checked" /> '.&mt('no').' </label>'."\n".
4140: '<label><input type="radio" name="vProb" value="yes" /> '.&mt('yes').' </label>'."<br />\n";
4141: $result.=' '.&mt('<b>View Problems Text: </b> [_1]',$options);
4142:
4143: $options =
4144: '<label><input type="radio" name="lastSub" value="none" /> '.&mt('none').' </label>'."\n".
4145: '<label><input type="radio" name="lastSub" value="datesub" checked="checked" /> '.&mt('by dates and submissions').'</label>'."\n".
4146: '<label><input type="radio" name="lastSub" value="all" /> '.&mt('all details').' </label>'."\n";
4147: $result.=' '.&mt('<b>Submission Details: </b>[_1]',$options);
4148:
4149: $result.=&build_section_inputs();
4150: my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
4151: $result.='<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n".
4152: '<input type="hidden" name="command" value="displayPage" />'."\n".
4153: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
4154: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."<br />\n";
4155:
4156: $result.=' '.&mt('<b>Use CODE: [_1] </b>',
4157: '<input type="text" name="CODE" value="" />').
4158: '<br />'."\n";
4159:
4160: $result.=' <input type="button" '.
4161: 'onClick="javascript:checkPickOne(this.form);" value="'.&mt('Next->').'" /><br />'."\n";
4162:
4163: $request->print($result);
4164:
4165: my $studentTable.=' <b>'.&mt('Select a student you wish to grade and then click on the Next button.').'</b><br />'.
4166: &Apache::loncommon::start_data_table().
4167: &Apache::loncommon::start_data_table_header_row().
4168: '<th align="right"> '.&mt('No.').'</th>'.
4169: '<th>'.&nameUserString('header').'</th>'.
4170: '<th align="right"> '.&mt('No.').'</th>'.
4171: '<th>'.&nameUserString('header').'</th>'.
4172: &Apache::loncommon::end_data_table_header_row();
4173:
4174: my (undef,undef,$fullname) = &getclasslist($getsec,'1');
4175: my $ptr = 1;
4176: foreach my $student (sort
4177: {
4178: if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
4179: return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
4180: }
4181: return $a cmp $b;
4182: } (keys(%$fullname))) {
4183: my ($uname,$udom) = split(/:/,$student);
4184: $studentTable.=($ptr%2==1 ? &Apache::loncommon::start_data_table_row()
4185: : '</td>');
4186: $studentTable.='<td align="right">'.$ptr.' </td>';
4187: $studentTable.='<td> <label><input type="radio" name="student" value="'.$student.'" /> '
4188: .&nameUserString(undef,$$fullname{$student},$uname,$udom)."</label>\n";
4189: $studentTable.=
4190: ($ptr%2 == 0 ? '</td>'.&Apache::loncommon::end_data_table_row()
4191: : '');
4192: $ptr++;
4193: }
4194: if ($ptr%2 == 0) {
4195: $studentTable.='</td><td> </td><td> </td>'.
4196: &Apache::loncommon::end_data_table_row();
4197: }
4198: $studentTable.=&Apache::loncommon::end_data_table()."\n";
4199: $studentTable.='<input type="button" '.
4200: 'onClick="javascript:checkPickOne(this.form);" value="'.&mt('Next->').'" /></form>'."\n";
4201:
4202: $studentTable.=&show_grading_menu_form($symb);
4203: $request->print($studentTable);
4204:
4205: return '';
4206: }
4207:
4208: sub getSymbMap {
4209: my $navmap = Apache::lonnavmaps::navmap->new();
4210:
4211: my %symbx = ();
4212: my @titles = ();
4213: my $minder = 0;
4214:
4215: # Gather every sequence that has problems.
4216: my @sequences = $navmap->retrieveResources(undef, sub { shift->is_map(); },
4217: 1,0,1);
4218: for my $sequence ($navmap->getById('0.0'), @sequences) {
4219: if ($navmap->hasResource($sequence, sub { shift->is_problem(); }, 0) ) {
4220: my $title = $minder.'.'.
4221: &HTML::Entities::encode($sequence->compTitle(),'"\'&');
4222: push(@titles, $title); # minder in case two titles are identical
4223: $symbx{$title} = &HTML::Entities::encode($sequence->symb(),'"\'&');
4224: $minder++;
4225: }
4226: }
4227: return \@titles,\%symbx;
4228: }
4229:
4230: #
4231: #--- Displays a page/sequence w/wo problems, w/wo submissions
4232: sub displayPage {
4233: my ($request) = shift;
4234:
4235: my ($symb) = &get_symb($request);
4236: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
4237: my $cnum = $env{"course.$env{'request.course.id'}.num"};
4238: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
4239: my $pageTitle = $env{'form.page'};
4240: my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
4241: my ($uname,$udom) = split(/:/,$env{'form.student'});
4242: my $usec=$classlist->{$env{'form.student'}}[5];
4243:
4244: #need to make sure we have the correct data for later EXT calls,
4245: #thus invalidate the cache
4246: &Apache::lonnet::devalidatecourseresdata(
4247: $env{'course.'.$env{'request.course.id'}.'.num'},
4248: $env{'course.'.$env{'request.course.id'}.'.domain'});
4249: &Apache::lonnet::clear_EXT_cache_status();
4250:
4251: if (!&canview($usec)) {
4252: $request->print('<span class="LC_warning">'.&mt('Unable to view requested student. ([_1])',$env{'form.student'}).'</span>');
4253: $request->print(&show_grading_menu_form($symb));
4254: return;
4255: }
4256: my $result='<h3><span class="LC_info"> '.$env{'form.title'}.'</span></h3>';
4257: $result.='<h3> '.&mt('Student: [_1]',&nameUserString(undef,$$fullname{$env{'form.student'}},$uname,$udom)).
4258: '</h3>'."\n";
4259: if (&Apache::lonnet::validCODE($env{'form.CODE'})) {
4260: $result.='<h3> '.&mt('CODE: [_1]',$env{'form.CODE'}).'</h3>'."\n";
4261: } else {
4262: delete($env{'form.CODE'});
4263: }
4264: &sub_page_js($request);
4265: $request->print($result);
4266:
4267: my $navmap = Apache::lonnavmaps::navmap->new();
4268: my ($mapUrl, $id, $resUrl)=&Apache::lonnet::decode_symb($env{'form.page'});
4269: my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
4270: if (!$map) {
4271: $request->print('<span class="LC_warning">'.&mt('Unable to view requested sequence. ([_1])',$resUrl).'</span>');
4272: $request->print(&show_grading_menu_form($symb));
4273: return;
4274: }
4275: my $iterator = $navmap->getIterator($map->map_start(),
4276: $map->map_finish());
4277:
4278: my $studentTable='<form action="/adm/grades" method="post" name="gradePage">'."\n".
4279: '<input type="hidden" name="command" value="gradeByPage" />'."\n".
4280: '<input type="hidden" name="fullname" value="'.$$fullname{$env{'form.student'}}.'" />'."\n".
4281: '<input type="hidden" name="student" value="'.$env{'form.student'}.'" />'."\n".
4282: '<input type="hidden" name="page" value="'.$pageTitle.'" />'."\n".
4283: '<input type="hidden" name="title" value="'.$env{'form.title'}.'" />'."\n".
4284: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
4285: '<input type="hidden" name="overRideScore" value="no" />'."\n".
4286: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n";
4287:
4288: if (defined($env{'form.CODE'})) {
4289: $studentTable.=
4290: '<input type="hidden" name="CODE" value="'.$env{'form.CODE'}.'" />'."\n";
4291: }
4292: my $checkIcon = '<img alt="'.&mt('Check Mark').
4293: '" src="'.&Apache::loncommon::lonhttpdurl($request->dir_config('lonIconsURL').'/check.gif').'" height="16" border="0" />';
4294:
4295: $studentTable.=' '.&mt('<b>Note:</b> Problems graded correct by the computer are marked with a [_1] symbol.',$checkIcon)."\n".
4296: &Apache::loncommon::start_data_table().
4297: &Apache::loncommon::start_data_table_header_row().
4298: '<th align="center"> Prob. </th>'.
4299: '<th> '.($env{'form.vProb'} eq 'no' ? &mt('Title') : &mt('Problem Text')).'/'.&mt('Grade').'</th>'.
4300: &Apache::loncommon::end_data_table_header_row();
4301:
4302: &Apache::lonxml::clear_problem_counter();
4303: my ($depth,$question,$prob) = (1,1,1);
4304: $iterator->next(); # skip the first BEGIN_MAP
4305: my $curRes = $iterator->next(); # for "current resource"
4306: while ($depth > 0) {
4307: if($curRes == $iterator->BEGIN_MAP) { $depth++; }
4308: if($curRes == $iterator->END_MAP) { $depth--; }
4309:
4310: if (ref($curRes) && $curRes->is_problem()) {
4311: my $parts = $curRes->parts();
4312: my $title = $curRes->compTitle();
4313: my $symbx = $curRes->symb();
4314: $studentTable.=
4315: &Apache::loncommon::start_data_table_row().
4316: '<td align="center" valign="top" >'.$prob.
4317: (scalar(@{$parts}) == 1 ? ''
4318: : '<br />('.&mt('[_1] parts)',
4319: scalar(@{$parts}))
4320: ).
4321: '</td>';
4322: $studentTable.='<td valign="top">';
4323: my %form = ('CODE' => $env{'form.CODE'},);
4324: if ($env{'form.vProb'} eq 'yes' ) {
4325: $studentTable.=&show_problem($request,$symbx,$uname,$udom,1,
4326: undef,'both',\%form);
4327: } else {
4328: my $companswer = &Apache::loncommon::get_student_answers($symbx,$uname,$udom,$env{'request.course.id'},%form);
4329: $companswer =~ s|<form(.*?)>||g;
4330: $companswer =~ s|</form>||g;
4331: # while ($companswer =~ /(<a href\=\"javascript:newWindow.*?Script Vars<\/a>)/s) { #<a href="javascript:newWindow</a>
4332: # $companswer =~ s/$1/ /ms;
4333: # $request->print('match='.$1."<br />\n");
4334: # }
4335: # $companswer =~ s|<table border=\"1\">|<table border=\"0\">|g;
4336: $studentTable.=' <b>'.$title.'</b> <br /> '.&mt('<b>Correct answer:</b><br />[_1]',$companswer);
4337: }
4338:
4339: my %record = &Apache::lonnet::restore($symbx,$env{'request.course.id'},$udom,$uname);
4340:
4341: if ($env{'form.lastSub'} eq 'datesub') {
4342: if ($record{'version'} eq '') {
4343: $studentTable.='<br /> <span class="LC_warning">'.&mt('No recorded submission for this problem.').'</span><br />';
4344: } else {
4345: my %responseType = ();
4346: foreach my $partid (@{$parts}) {
4347: my @responseIds =$curRes->responseIds($partid);
4348: my @responseType =$curRes->responseType($partid);
4349: my %responseIds;
4350: for (my $i=0;$i<=$#responseIds;$i++) {
4351: $responseIds{$responseIds[$i]}=$responseType[$i];
4352: }
4353: $responseType{$partid} = \%responseIds;
4354: }
4355: $studentTable.= &displaySubByDates($symbx,\%record,$parts,\%responseType,$checkIcon,$uname,$udom);
4356:
4357: }
4358: } elsif ($env{'form.lastSub'} eq 'all') {
4359: my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
4360: $studentTable.=&Apache::loncommon::get_previous_attempt($symbx,$uname,$udom,
4361: $env{'request.course.id'},
4362: '','.submission');
4363:
4364: }
4365: if (&canmodify($usec)) {
4366: foreach my $partid (@{$parts}) {
4367: $studentTable.=&gradeBox($request,$symbx,$uname,$udom,$question,$partid,\%record);
4368: $studentTable.='<input type="hidden" name="q_'.$question.'" value="'.$partid.'" />'."\n";
4369: $question++;
4370: }
4371: $prob++;
4372: }
4373: $studentTable.='</td></tr>';
4374:
4375: }
4376: $curRes = $iterator->next();
4377: }
4378:
4379: $studentTable.='</table>'."\n".
4380: '<input type="button" value="'.&mt('Save').'" '.
4381: 'onClick="javascript:checkSubmitPage(this.form,'.$question.');" />'.
4382: '</form>'."\n";
4383: $studentTable.=&show_grading_menu_form($symb);
4384: $request->print($studentTable);
4385:
4386: return '';
4387: }
4388:
4389: sub displaySubByDates {
4390: my ($symb,$record,$parts,$responseType,$checkIcon,$uname,$udom) = @_;
4391: my $isCODE=0;
4392: my $isTask = ($symb =~/\.task$/);
4393: if (exists($record->{'resource.CODE'})) { $isCODE=1; }
4394: my $studentTable=&Apache::loncommon::start_data_table().
4395: &Apache::loncommon::start_data_table_header_row().
4396: '<th>'.&mt('Date/Time').'</th>'.
4397: ($isCODE?'<th>'.&mt('CODE').'</th>':'').
4398: '<th>'.&mt('Submission').'</th>'.
4399: '<th>'.&mt('Status').'</th>'.
4400: &Apache::loncommon::end_data_table_header_row();
4401: my ($version);
4402: my %mark;
4403: my %orders;
4404: $mark{'correct_by_student'} = $checkIcon;
4405: if (!exists($$record{'1:timestamp'})) {
4406: return '<br /> <span class="LC_warning">'.&mt('Nothing submitted - no attempts').'</span><br />';
4407: }
4408:
4409: my $interaction;
4410: for ($version=1;$version<=$$record{'version'};$version++) {
4411: my $timestamp =
4412: &Apache::lonlocal::locallocaltime($$record{$version.':timestamp'});
4413: if (exists($$record{$version.':resource.0.version'})) {
4414: $interaction = $$record{$version.':resource.0.version'};
4415: }
4416:
4417: my $where = ($isTask ? "$version:resource.$interaction"
4418: : "$version:resource");
4419: $studentTable.=&Apache::loncommon::start_data_table_row().
4420: '<td>'.$timestamp.'</td>';
4421: if ($isCODE) {
4422: $studentTable.='<td>'.$record->{$version.':resource.CODE'}.'</td>';
4423: }
4424: my @versionKeys = split(/\:/,$$record{$version.':keys'});
4425: my @displaySub = ();
4426: foreach my $partid (@{$parts}) {
4427: my @matchKey = ($isTask ? sort(grep /^resource\.\d+\.\Q$partid\E\.award$/,@versionKeys)
4428: : sort(grep /^resource\.\Q$partid\E\..*?\.submission$/,@versionKeys));
4429:
4430:
4431: # next if ($$record{"$version:resource.$partid.solved"} eq '');
4432: my $display_part=&get_display_part($partid,$symb);
4433: foreach my $matchKey (@matchKey) {
4434: if (exists($$record{$version.':'.$matchKey}) &&
4435: $$record{$version.':'.$matchKey} ne '') {
4436:
4437: my ($responseId)= ($isTask ? ($matchKey=~ /^resource\.(.*?)\.\Q$partid\E\.award$/)
4438: : ($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/));
4439: $displaySub[0].='<b>'.&mt('Part:').'</b> '.$display_part.' ';
4440: $displaySub[0].='<span class="LC_internal_info">('.&mt('ID').' '.
4441: $responseId.')</span> <b>';
4442: if ($$record{"$where.$partid.tries"} eq '') {
4443: $displaySub[0].=&mt('Trial not counted');
4444: } else {
4445: $displaySub[0].=&mt('Trial [_1]',
4446: $$record{"$where.$partid.tries"});
4447: }
4448: my $responseType=($isTask ? 'Task'
4449: : $responseType->{$partid}->{$responseId});
4450: if (!exists($orders{$partid})) { $orders{$partid}={}; }
4451: if (!exists($orders{$partid}->{$responseId})) {
4452: $orders{$partid}->{$responseId}=
4453: &get_order($partid,$responseId,$symb,$uname,$udom);
4454: }
4455: $displaySub[0].='</b> '.
4456: &cleanRecord($$record{$version.':'.$matchKey},$responseType,$symb,$partid,$responseId,$record,$orders{$partid}->{$responseId},"$version:",$uname,$udom).'<br />';
4457: }
4458: }
4459: if (exists($$record{"$where.$partid.checkedin"})) {
4460: $displaySub[1].=&mt('Checked in by [_1] into slot [_2]',
4461: $$record{"$where.$partid.checkedin"},
4462: $$record{"$where.$partid.checkedin.slot"}).
4463: '<br />';
4464: }
4465: if (exists $$record{"$where.$partid.award"}) {
4466: $displaySub[1].='<b>'.&mt('Part:').'</b> '.$display_part.' '.
4467: lc($$record{"$where.$partid.award"}).' '.
4468: $mark{$$record{"$where.$partid.solved"}}.
4469: '<br />';
4470: }
4471: if (exists $$record{"$where.$partid.regrader"}) {
4472: $displaySub[2].=$$record{"$where.$partid.regrader"}.
4473: ' (<b>'.&mt('Part').':</b> '.$display_part.')';
4474: } elsif ($$record{"$version:resource.$partid.regrader"} =~ /\S/) {
4475: $displaySub[2].=
4476: $$record{"$version:resource.$partid.regrader"}.
4477: ' (<b>'.&mt('Part').':</b> '.$display_part.')';
4478: }
4479: }
4480: # needed because old essay regrader has not parts info
4481: if (exists $$record{"$version:resource.regrader"}) {
4482: $displaySub[2].=$$record{"$version:resource.regrader"};
4483: }
4484: $studentTable.='<td>'.$displaySub[0].' </td><td>'.$displaySub[1];
4485: if ($displaySub[2]) {
4486: $studentTable.=&mt('Manually graded by [_1]',$displaySub[2]);
4487: }
4488: $studentTable.=' </td>'.
4489: &Apache::loncommon::end_data_table_row();
4490: }
4491: $studentTable.=&Apache::loncommon::end_data_table();
4492: return $studentTable;
4493: }
4494:
4495: sub updateGradeByPage {
4496: my ($request) = shift;
4497:
4498: my $cdom = $env{"course.$env{'request.course.id'}.domain"};
4499: my $cnum = $env{"course.$env{'request.course.id'}.num"};
4500: my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
4501: my $pageTitle = $env{'form.page'};
4502: my ($classlist,undef,$fullname) = &getclasslist($getsec,'1');
4503: my ($uname,$udom) = split(/:/,$env{'form.student'});
4504: my $usec=$classlist->{$env{'form.student'}}[5];
4505: if (!&canmodify($usec)) {
4506: $request->print('<span class="LC_warning">Unable to modify requested student.('.$env{'form.student'}.'</span>');
4507: $request->print(&show_grading_menu_form($env{'form.symb'}));
4508: return;
4509: }
4510: my $result='<h3><span class="LC_info"> '.$env{'form.title'}.'</span></h3>';
4511: $result.='<h3> Student: '.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).
4512: '</h3>'."\n";
4513:
4514: $request->print($result);
4515:
4516: my $navmap = Apache::lonnavmaps::navmap->new();
4517: my ($mapUrl, $id, $resUrl) = &Apache::lonnet::decode_symb( $env{'form.page'});
4518: my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
4519: if (!$map) {
4520: $request->print('<span class="LC_warning">Unable to grade requested sequence. ('.$resUrl.')</span>');
4521: my ($symb)=&get_symb($request);
4522: $request->print(&show_grading_menu_form($symb));
4523: return;
4524: }
4525: my $iterator = $navmap->getIterator($map->map_start(),
4526: $map->map_finish());
4527:
4528: my $studentTable=
4529: &Apache::loncommon::start_data_table().
4530: &Apache::loncommon::start_data_table_header_row().
4531: '<th align="center"> '.&mt('Prob.').' </th>'.
4532: '<th> '.&mt('Title').' </th>'.
4533: '<th> '.&mt('Previous Score').' </th>'.
4534: '<th> '.&mt('New Score').' </th>'.
4535: &Apache::loncommon::end_data_table_header_row();
4536:
4537: $iterator->next(); # skip the first BEGIN_MAP
4538: my $curRes = $iterator->next(); # for "current resource"
4539: my ($depth,$question,$prob,$changeflag)= (1,1,1,0);
4540: while ($depth > 0) {
4541: if($curRes == $iterator->BEGIN_MAP) { $depth++; }
4542: if($curRes == $iterator->END_MAP) { $depth--; }
4543:
4544: if (ref($curRes) && $curRes->is_problem()) {
4545: my $parts = $curRes->parts();
4546: my $title = $curRes->compTitle();
4547: my $symbx = $curRes->symb();
4548: $studentTable.=
4549: &Apache::loncommon::start_data_table_row().
4550: '<td align="center" valign="top" >'.$prob.
4551: (scalar(@{$parts}) == 1 ? ''
4552: : '<br />('.&mt('[quant,_1, parts]',scalar(@{$parts}))
4553: ).')</td>';
4554: $studentTable.='<td valign="top"> <b>'.$title.'</b> </td>';
4555:
4556: my %newrecord=();
4557: my @displayPts=();
4558: my %aggregate = ();
4559: my $aggregateflag = 0;
4560: foreach my $partid (@{$parts}) {
4561: my $newpts = $env{'form.GD_BOX'.$question.'_'.$partid};
4562: my $oldpts = $env{'form.oldpts'.$question.'_'.$partid};
4563:
4564: my $wgt = $env{'form.WGT'.$question.'_'.$partid} != 0 ?
4565: $env{'form.WGT'.$question.'_'.$partid} : 1;
4566: my $partial = $newpts/$wgt;
4567: my $score;
4568: if ($partial > 0) {
4569: $score = 'correct_by_override';
4570: } elsif ($newpts ne '') { #empty is taken as 0
4571: $score = 'incorrect_by_override';
4572: }
4573: my $dropMenu = $env{'form.GD_SEL'.$question.'_'.$partid};
4574: if ($dropMenu eq 'excused') {
4575: $partial = '';
4576: $score = 'excused';
4577: } elsif ($dropMenu eq 'reset status'
4578: && $env{'form.solved'.$question.'_'.$partid} ne '') { #update only if previous record exists
4579: $newrecord{'resource.'.$partid.'.tries'} = 0;
4580: $newrecord{'resource.'.$partid.'.solved'} = '';
4581: $newrecord{'resource.'.$partid.'.award'} = '';
4582: $newrecord{'resource.'.$partid.'.awarded'} = 0;
4583: $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}";
4584: $changeflag++;
4585: $newpts = '';
4586:
4587: my $aggtries = $env{'form.aggtries'.$question.'_'.$partid};
4588: my $totaltries = $env{'form.totaltries'.$question.'_'.$partid};
4589: my $solvedstatus = $env{'form.solved'.$question.'_'.$partid};
4590: if ($aggtries > 0) {
4591: &decrement_aggs($symbx,$partid,\%aggregate,$aggtries,$totaltries,$solvedstatus);
4592: $aggregateflag = 1;
4593: }
4594: }
4595: my $display_part=&get_display_part($partid,$curRes->symb());
4596: my $oldstatus = $env{'form.solved'.$question.'_'.$partid};
4597: $displayPts[0].=' <b>Part:</b> '.$display_part.' = '.
4598: (($oldstatus eq 'excused') ? 'excused' : $oldpts).
4599: ' <br />';
4600: $displayPts[1].=' <b>Part:</b> '.$display_part.' = '.
4601: (($score eq 'excused') ? 'excused' : $newpts).
4602: ' <br />';
4603: $question++;
4604: next if ($dropMenu eq 'reset status' || ($newpts eq $oldpts && $score ne 'excused'));
4605:
4606: $newrecord{'resource.'.$partid.'.awarded'} = $partial if $partial ne '';
4607: $newrecord{'resource.'.$partid.'.solved'} = $score if $score ne '';
4608: $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}"
4609: if (scalar(keys(%newrecord)) > 0);
4610:
4611: $changeflag++;
4612: }
4613: if (scalar(keys(%newrecord)) > 0) {
4614: my %record =
4615: &Apache::lonnet::restore($symbx,$env{'request.course.id'},
4616: $udom,$uname);
4617:
4618: if (&Apache::lonnet::validCODE($env{'form.CODE'})) {
4619: $newrecord{'resource.CODE'} = $env{'form.CODE'};
4620: } elsif (&Apache::lonnet::validCODE($record{'resource.CODE'})) {
4621: $newrecord{'resource.CODE'} = '';
4622: }
4623: &Apache::lonnet::cstore(\%newrecord,$symbx,$env{'request.course.id'},
4624: $udom,$uname);
4625: %record = &Apache::lonnet::restore($symbx,
4626: $env{'request.course.id'},
4627: $udom,$uname);
4628: &check_and_remove_from_queue($parts,\%record,undef,$symbx,
4629: $cdom,$cnum,$udom,$uname);
4630: }
4631:
4632: if ($aggregateflag) {
4633: &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
4634: $env{'course.'.$env{'request.course.id'}.'.domain'},
4635: $env{'course.'.$env{'request.course.id'}.'.num'});
4636: }
4637:
4638: $studentTable.='<td valign="top">'.$displayPts[0].'</td>'.
4639: '<td valign="top">'.$displayPts[1].'</td>'.
4640: &Apache::loncommon::end_data_table_row();
4641:
4642: $prob++;
4643: }
4644: $curRes = $iterator->next();
4645: }
4646:
4647: $studentTable.=&Apache::loncommon::end_data_table();
4648: $studentTable.=&show_grading_menu_form($env{'form.symb'});
4649: my $grademsg=($changeflag == 0 ? 'No score was changed or updated.' :
4650: 'The scores were changed for '.
4651: $changeflag.' problem'.($changeflag == 1 ? '.' : 's.'));
4652: $request->print($grademsg.$studentTable);
4653:
4654: return '';
4655: }
4656:
4657: #-------- end of section for handling grading by page/sequence ---------
4658: #
4659: #-------------------------------------------------------------------
4660:
4661: #--------------------Scantron Grading-----------------------------------
4662: #
4663: #------ start of section for handling grading by page/sequence ---------
4664:
4665: =pod
4666:
4667: =head1 Bubble sheet grading routines
4668:
4669: For this documentation:
4670:
4671: 'scanline' refers to the full line of characters
4672: from the file that we are parsing that represents one entire sheet
4673:
4674: 'bubble line' refers to the data
4675: representing the line of bubbles that are on the physical bubble sheet
4676:
4677:
4678: The overall process is that a scanned in bubble sheet data is uploaded
4679: into a course. When a user wants to grade, they select a
4680: sequence/folder of resources, a file of bubble sheet info, and pick
4681: one of the predefined configurations for what each scanline looks
4682: like.
4683:
4684: Next each scanline is checked for any errors of either 'missing
4685: bubbles' (it's an error because it may have been mis-scanned
4686: because too light bubbling), 'double bubble' (each bubble line should
4687: have no more that one letter picked), invalid or duplicated CODE,
4688: invalid student ID
4689:
4690: If the CODE option is used that determines the randomization of the
4691: homework problems, either way the student ID is looked up into a
4692: username:domain.
4693:
4694: During the validation phase the instructor can choose to skip scanlines.
4695:
4696: After the validation phase, there are now 3 bubble sheet files
4697:
4698: scantron_original_filename (unmodified original file)
4699: scantron_corrected_filename (file where the corrected information has replaced the original information)
4700: scantron_skipped_filename (contains the exact text of scanlines that where skipped)
4701:
4702: Also there is a separate hash nohist_scantrondata that contains extra
4703: correction information that isn't representable in the bubble sheet
4704: file (see &scantron_getfile() for more information)
4705:
4706: After all scanlines are either valid, marked as valid or skipped, then
4707: foreach line foreach problem in the picked sequence, an ssi request is
4708: made that simulates a user submitting their selected letter(s) against
4709: the homework problem.
4710:
4711: =over 4
4712:
4713:
4714:
4715: =item defaultFormData
4716:
4717: Returns html hidden inputs used to hold context/default values.
4718:
4719: Arguments:
4720: $symb - $symb of the current resource
4721:
4722: =cut
4723:
4724: sub defaultFormData {
4725: my ($symb)=@_;
4726: return '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
4727: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
4728: '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
4729: }
4730:
4731:
4732: =pod
4733:
4734: =item getSequenceDropDown
4735:
4736: Return html dropdown of possible sequences to grade
4737:
4738: Arguments:
4739: $symb - $symb of the current resource
4740:
4741: =cut
4742:
4743: sub getSequenceDropDown {
4744: my ($symb)=@_;
4745: my $result='<select name="selectpage">'."\n";
4746: my ($titles,$symbx) = &getSymbMap();
4747: my ($curpage)=&Apache::lonnet::decode_symb($symb);
4748: my $ctr=0;
4749: foreach (@$titles) {
4750: my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
4751: $result.='<option value="'.$$symbx{$_}.'" '.
4752: ($$symbx{$_} =~ /$curpage$/ ? 'selected="selected"' : '').
4753: '>'.$showtitle.'</option>'."\n";
4754: $ctr++;
4755: }
4756: $result.= '</select>';
4757: return $result;
4758: }
4759:
4760:
4761: =pod
4762:
4763: =item scantron_filenames
4764:
4765: Returns a list of the scantron files in the current course
4766:
4767: =cut
4768:
4769: sub scantron_filenames {
4770: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
4771: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
4772: my @files=&Apache::lonnet::dirlist('userfiles',$cdom,$cname,
4773: &propath($cdom,$cname));
4774: my @possiblenames;
4775: foreach my $filename (sort(@files)) {
4776: ($filename)=split(/&/,$filename);
4777: if ($filename!~/^scantron_orig_/) { next ; }
4778: $filename=~s/^scantron_orig_//;
4779: push(@possiblenames,$filename);
4780: }
4781: return @possiblenames;
4782: }
4783:
4784: =pod
4785:
4786: =item scantron_uploads
4787:
4788: Returns html drop-down list of scantron files in current course.
4789:
4790: Arguments:
4791: $file2grade - filename to set as selected in the dropdown
4792:
4793: =cut
4794:
4795: sub scantron_uploads {
4796: my ($file2grade) = @_;
4797: my $result= '<select name="scantron_selectfile">';
4798: $result.="<option></option>";
4799: foreach my $filename (sort(&scantron_filenames())) {
4800: $result.="<option".($filename eq $file2grade ? ' selected="selected"':'').">$filename</option>\n";
4801: }
4802: $result.="</select>";
4803: return $result;
4804: }
4805:
4806: =pod
4807:
4808: =item scantron_scantab
4809:
4810: Returns html drop down of the scantron formats in the scantronformat.tab
4811: file.
4812:
4813: =cut
4814:
4815: sub scantron_scantab {
4816: my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
4817: my $result='<select name="scantron_format">'."\n";
4818: $result.='<option></option>'."\n";
4819: foreach my $line (<$fh>) {
4820: my ($name,$descrip)=split(/:/,$line);
4821: if ($name =~ /^\#/) { next; }
4822: $result.='<option value="'.$name.'">'.$descrip.'</option>'."\n";
4823: }
4824: $result.='</select>'."\n";
4825:
4826: return $result;
4827: }
4828:
4829: =pod
4830:
4831: =item scantron_CODElist
4832:
4833: Returns html drop down of the saved CODE lists from current course,
4834: generated from earlier printings.
4835:
4836: =cut
4837:
4838: sub scantron_CODElist {
4839: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
4840: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
4841: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
4842: my $namechoice='<option></option>';
4843: foreach my $name (sort {uc($a) cmp uc($b)} @names) {
4844: if ($name =~ /^error: 2 /) { next; }
4845: if ($name =~ /^type\0/) { next; }
4846: $namechoice.='<option value="'.$name.'">'.$name.'</option>';
4847: }
4848: $namechoice='<select name="scantron_CODElist">'.$namechoice.'</select>';
4849: return $namechoice;
4850: }
4851:
4852: =pod
4853:
4854: =item scantron_CODEunique
4855:
4856: Returns the html for "Each CODE to be used once" radio.
4857:
4858: =cut
4859:
4860: sub scantron_CODEunique {
4861: my $result='<span style="white-space: nowrap;">
4862: <label><input type="radio" name="scantron_CODEunique"
4863: value="yes" checked="checked" />'.&mt('Yes').' </label>
4864: </span>
4865: <span style="white-space: nowrap;">
4866: <label><input type="radio" name="scantron_CODEunique"
4867: value="no" />'.&mt('No').' </label>
4868: </span>';
4869: return $result;
4870: }
4871:
4872: =pod
4873:
4874: =item scantron_selectphase
4875:
4876: Generates the initial screen to start the bubble sheet process.
4877: Allows for - starting a grading run.
4878: - downloading existing scan data (original, corrected
4879: or skipped info)
4880:
4881: - uploading new scan data
4882:
4883: Arguments:
4884: $r - The Apache request object
4885: $file2grade - name of the file that contain the scanned data to score
4886:
4887: =cut
4888:
4889: sub scantron_selectphase {
4890: my ($r,$file2grade) = @_;
4891: my ($symb)=&get_symb($r);
4892: if (!$symb) {return '';}
4893: my $sequence_selector=&getSequenceDropDown($symb);
4894: my $default_form_data=&defaultFormData($symb);
4895: my $grading_menu_button=&show_grading_menu_form($symb);
4896: my $file_selector=&scantron_uploads($file2grade);
4897: my $format_selector=&scantron_scantab();
4898: my $CODE_selector=&scantron_CODElist();
4899: my $CODE_unique=&scantron_CODEunique();
4900: my $result;
4901:
4902: # Chunk of form to prompt for a file to grade and how:
4903:
4904: $result.= '
4905: <br />
4906: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantron_process">
4907: <input type="hidden" name="command" value="scantron_warning" />
4908: '.$default_form_data.'
4909: '.&Apache::loncommon::start_data_table('LC_scantron_action').'
4910: '.&Apache::loncommon::start_data_table_header_row().'
4911: <th colspan="2">
4912: Specify file and which Folder/Sequence to grade
4913: </th>
4914: '.&Apache::loncommon::end_data_table_header_row().'
4915: '.&Apache::loncommon::start_data_table_row().'
4916: <td> Sequence to grade: </td><td> '.$sequence_selector.' </td>
4917: '.&Apache::loncommon::end_data_table_row().'
4918: '.&Apache::loncommon::start_data_table_row().'
4919: <td> Filename of scoring office file: </td><td> '.$file_selector.' </td>
4920: '.&Apache::loncommon::end_data_table_row().'
4921: '.&Apache::loncommon::start_data_table_row().'
4922: <td> Format of data file: </td><td> '.$format_selector.' </td>
4923: '.&Apache::loncommon::end_data_table_row().'
4924: '.&Apache::loncommon::start_data_table_row().'
4925: <td> Saved CODEs to validate against: </td><td> '.$CODE_selector.' </td>
4926: '.&Apache::loncommon::end_data_table_row().'
4927: '.&Apache::loncommon::start_data_table_row().'
4928: <td> Each CODE is only to be used once:</td><td> '.$CODE_unique.' </td>
4929: '.&Apache::loncommon::end_data_table_row().'
4930: '.&Apache::loncommon::start_data_table_row().'
4931: <td> Options: </td>
4932: <td>
4933: <label><input type="checkbox" name="scantron_options_redo" value="redo_skipped"/> Do only previously skipped records</label> <br />
4934: <label><input type="checkbox" name="scantron_options_ignore" value="ignore_corrections"/> Remove all existing corrections</label> <br />
4935: <label><input type="checkbox" name="scantron_options_hidden" value="ignore_hidden"/> Skip hidden resources when grading</label>
4936: </td>
4937: '.&Apache::loncommon::end_data_table_row().'
4938: '.&Apache::loncommon::start_data_table_row().'
4939: <td colspan="2">
4940: <input type="submit" value="Grading: Validate Scantron Records" />
4941: </td>
4942: '.&Apache::loncommon::end_data_table_row().'
4943: '.&Apache::loncommon::end_data_table().'
4944: </form>
4945: ';
4946:
4947: $r->print($result);
4948:
4949: if (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) ||
4950: &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
4951:
4952: # Chunk of form to prompt for a scantron file upload.
4953:
4954: $r->print('
4955: <br />
4956: '.&Apache::loncommon::start_data_table('LC_scantron_action').'
4957: '.&Apache::loncommon::start_data_table_header_row().'
4958: <th>
4959: Specify a Scantron data file to upload.
4960: </th>
4961: '.&Apache::loncommon::end_data_table_header_row().'
4962: '.&Apache::loncommon::start_data_table_row().'
4963: <td>
4964: ');
4965: my $default_form_data=&defaultFormData(&get_symb($r,1));
4966: my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
4967: my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};
4968: $r->print(<<UPLOAD);
4969: <script type="text/javascript" language="javascript">
4970: function checkUpload(formname) {
4971: if (formname.upfile.value == "") {
4972: alert("Please use the browse button to select a file from your local directory.");
4973: return false;
4974: }
4975: formname.submit();
4976: }
4977: </script>
4978:
4979: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
4980: $default_form_data
4981: <input name='courseid' type='hidden' value='$cnum' />
4982: <input name='domainid' type='hidden' value='$cdom' />
4983: <input name='command' value='scantronupload_save' type='hidden' />
4984: File to upload:<input type="file" name="upfile" size="50" />
4985: <br />
4986: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
4987: </form>
4988: UPLOAD
4989:
4990: $r->print('
4991: </td>
4992: '.&Apache::loncommon::end_data_table_row().'
4993: '.&Apache::loncommon::end_data_table().'
4994: ');
4995: }
4996:
4997: # Chunk of the form that prompts to view a scoring office file,
4998: # corrected file, skipped records in a file.
4999:
5000: $r->print('
5001: <br />
5002: <form action="/adm/grades" name="scantron_download">
5003: '.$default_form_data.'
5004: <input type="hidden" name="command" value="scantron_download" />
5005: '.&Apache::loncommon::start_data_table('LC_scantron_action').'
5006: '.&Apache::loncommon::start_data_table_header_row().'
5007: <th>
5008: Download a scoring office file
5009: </th>
5010: '.&Apache::loncommon::end_data_table_header_row().'
5011: '.&Apache::loncommon::start_data_table_row().'
5012: <td> Filename of scoring office file: '.$file_selector.'
5013: <br />
5014: <input type="submit" value="Download: Show List of Associated Files" />
5015: '.&Apache::loncommon::end_data_table_row().'
5016: '.&Apache::loncommon::end_data_table().'
5017: </form>
5018: <br />
5019: ');
5020:
5021: &Apache::lonpickcode::code_list($r,2);
5022: $r->print($grading_menu_button);
5023: return
5024: }
5025:
5026: =pod
5027:
5028: =item get_scantron_config
5029:
5030: Parse and return the scantron configuration line selected as a
5031: hash of configuration file fields.
5032:
5033: Arguments:
5034: which - the name of the configuration to parse from the file.
5035:
5036:
5037: Returns:
5038: If the named configuration is not in the file, an empty
5039: hash is returned.
5040: a hash with the fields
5041: name - internal name for the this configuration setup
5042: description - text to display to operator that describes this config
5043: CODElocation - if 0 or the string 'none'
5044: - no CODE exists for this config
5045: if -1 || the string 'letter'
5046: - a CODE exists for this config and is
5047: a string of letters
5048: Unsupported value (but planned for future support)
5049: if a positive integer
5050: - The CODE exists as the first n items from
5051: the question section of the form
5052: if the string 'number'
5053: - The CODE exists for this config and is
5054: a string of numbers
5055: CODEstart - (only matter if a CODE exists) column in the line where
5056: the CODE starts
5057: CODElength - length of the CODE
5058: IDstart - column where the student ID number starts
5059: IDlength - length of the student ID info
5060: Qstart - column where the information from the bubbled
5061: 'questions' start
5062: Qlength - number of columns comprising a single bubble line from
5063: the sheet. (usually either 1 or 10)
5064: Qon - either a single character representing the character used
5065: to signal a bubble was chosen in the positional setup, or
5066: the string 'letter' if the letter of the chosen bubble is
5067: in the final, or 'number' if a number representing the
5068: chosen bubble is in the file (1->A 0->J)
5069: Qoff - the character used to represent that a bubble was
5070: left blank
5071: PaperID - if the scanning process generates a unique number for each
5072: sheet scanned the column that this ID number starts in
5073: PaperIDlength - number of columns that comprise the unique ID number
5074: for the sheet of paper
5075: FirstName - column that the first name starts in
5076: FirstNameLength - number of columns that the first name spans
5077:
5078: LastName - column that the last name starts in
5079: LastNameLength - number of columns that the last name spans
5080:
5081: =cut
5082:
5083: sub get_scantron_config {
5084: my ($which) = @_;
5085: my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
5086: my %config;
5087: #FIXME probably should move to XML it has already gotten a bit much now
5088: foreach my $line (<$fh>) {
5089: my ($name,$descrip)=split(/:/,$line);
5090: if ($name ne $which ) { next; }
5091: chomp($line);
5092: my @config=split(/:/,$line);
5093: $config{'name'}=$config[0];
5094: $config{'description'}=$config[1];
5095: $config{'CODElocation'}=$config[2];
5096: $config{'CODEstart'}=$config[3];
5097: $config{'CODElength'}=$config[4];
5098: $config{'IDstart'}=$config[5];
5099: $config{'IDlength'}=$config[6];
5100: $config{'Qstart'}=$config[7];
5101: $config{'Qlength'}=$config[8];
5102: $config{'Qoff'}=$config[9];
5103: $config{'Qon'}=$config[10];
5104: $config{'PaperID'}=$config[11];
5105: $config{'PaperIDlength'}=$config[12];
5106: $config{'FirstName'}=$config[13];
5107: $config{'FirstNamelength'}=$config[14];
5108: $config{'LastName'}=$config[15];
5109: $config{'LastNamelength'}=$config[16];
5110: last;
5111: }
5112: return %config;
5113: }
5114:
5115: =pod
5116:
5117: =item username_to_idmap
5118:
5119: creates a hash keyed by student id with values of the corresponding
5120: student username:domain.
5121:
5122: Arguments:
5123:
5124: $classlist - reference to the class list hash. This is a hash
5125: keyed by student name:domain whose elements are references
5126: to arrays containing various chunks of information
5127: about the student. (See loncoursedata for more info).
5128:
5129: Returns
5130: %idmap - the constructed hash
5131:
5132: =cut
5133:
5134: sub username_to_idmap {
5135: my ($classlist)= @_;
5136: my %idmap;
5137: foreach my $student (keys(%$classlist)) {
5138: $idmap{$classlist->{$student}->[&Apache::loncoursedata::CL_ID]}=
5139: $student;
5140: }
5141: return %idmap;
5142: }
5143:
5144: =pod
5145:
5146: =item scantron_fixup_scanline
5147:
5148: Process a requested correction to a scanline.
5149:
5150: Arguments:
5151: $scantron_config - hash from &get_scantron_config()
5152: $scan_data - hash of correction information
5153: (see &scantron_getfile())
5154: $line - existing scanline
5155: $whichline - line number of the passed in scanline
5156: $field - type of change to process
5157: (either
5158: 'ID' -> correct the student ID number
5159: 'CODE' -> correct the CODE
5160: 'answer' -> fixup the submitted answers)
5161:
5162: $args - hash of additional info,
5163: - 'ID'
5164: 'newid' -> studentID to use in replacement
5165: of existing one
5166: - 'CODE'
5167: 'CODE_ignore_dup' - set to true if duplicates
5168: should be ignored.
5169: 'CODE' - is new code or 'use_unfound'
5170: if the existing unfound code should
5171: be used as is
5172: - 'answer'
5173: 'response' - new answer or 'none' if blank
5174: 'question' - the bubble line to change
5175:
5176: Returns:
5177: $line - the modified scanline
5178:
5179: Side effects:
5180: $scan_data - may be updated
5181:
5182: =cut
5183:
5184:
5185: sub scantron_fixup_scanline {
5186: my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;
5187:
5188:
5189: if ($field eq 'ID') {
5190: if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {
5191: return ($line,1,'New value too large');
5192: }
5193: if (length($args->{'newid'}) < $$scantron_config{'IDlength'}) {
5194: $args->{'newid'}=sprintf('%-'.$$scantron_config{'IDlength'}.'s',
5195: $args->{'newid'});
5196: }
5197: substr($line,$$scantron_config{'IDstart'}-1,
5198: $$scantron_config{'IDlength'})=$args->{'newid'};
5199: if ($args->{'newid'}=~/^\s*$/) {
5200: &scan_data($scan_data,"$whichline.user",
5201: $args->{'username'}.':'.$args->{'domain'});
5202: }
5203: } elsif ($field eq 'CODE') {
5204: if ($args->{'CODE_ignore_dup'}) {
5205: &scan_data($scan_data,"$whichline.CODE_ignore_dup",'1');
5206: }
5207: &scan_data($scan_data,"$whichline.useCODE",'1');
5208: if ($args->{'CODE'} ne 'use_unfound') {
5209: if (length($args->{'CODE'}) > $$scantron_config{'CODElength'}) {
5210: return ($line,1,'New CODE value too large');
5211: }
5212: if (length($args->{'CODE'}) < $$scantron_config{'CODElength'}) {
5213: $args->{'CODE'}=sprintf('%-'.$$scantron_config{'CODElength'}.'s',$args->{'CODE'});
5214: }
5215: substr($line,$$scantron_config{'CODEstart'}-1,
5216: $$scantron_config{'CODElength'})=$args->{'CODE'};
5217: }
5218: } elsif ($field eq 'answer') {
5219: &scantron_get_maxbubble(); # Need the bubble counter info.
5220: my $length =$scantron_config->{'Qlength'};
5221: my $off=$scantron_config->{'Qoff'};
5222: my $on=$scantron_config->{'Qon'};
5223: my $question_number = $args->{'question'} -1;
5224: my $first_position = $first_bubble_line{$question_number};
5225: my $bubble_count = $bubble_lines_per_response{$question_number};
5226: my $bubbles_per_line= $$scantron_config{'Qlength'};
5227: my $answer=${off}x($bubbles_per_line*$bubble_count);
5228: my $final_answer;
5229: if ($$scantron_config{'Qon'} eq 'letter' ||
5230: $$scantron_config{'Qon'} eq 'number') {
5231: $bubbles_per_line = 10;
5232: }
5233: if (defined $args->{'response'}) {
5234:
5235: if ($args->{'response'} eq 'none') {
5236: &scan_data($scan_data,
5237: "$whichline.no_bubble.".$args->{'question'},'1');
5238: } else {
5239: my ($bubble_line, $bubble_number) = split(/:/,$args->{'response'});
5240: if ($on eq 'letter') {
5241: my @alphabet=('A'..'Z');
5242: $answer=$alphabet[$bubble_number];
5243: } elsif ($on eq 'number') {
5244: $answer= $bubble_number+1;
5245: if ($answer == 10) { $answer = '0'; }
5246: } else {
5247: substr($answer,$bubble_number+$bubble_line*$bubbles_per_line,1)=$on;
5248: $final_answer = $answer;
5249: }
5250: &scan_data($scan_data,
5251: "$whichline.no_bubble.".$args->{'question'},undef,'1');
5252:
5253: # Positional notation already has the right final answer length..
5254:
5255: if (($on eq 'letter') || ($on eq 'number')) {
5256: for (my $l = 0; $l < $bubble_count; $l++) {
5257: if ($l eq $bubble_line) {
5258: $final_answer .= $answer;
5259: } else {
5260: $final_answer .= ' ';
5261: }
5262: }
5263: }
5264: }
5265: # $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};
5266: #substr($line,$where-1,$length)=$answer;
5267: substr($line,
5268: $scantron_config->{'Qstart'}+$first_position-1,
5269: $bubbles_per_line*$length) = $final_answer;
5270: }
5271: }
5272: return $line;
5273: }
5274:
5275: =pod
5276:
5277: =item scan_data
5278:
5279: Edit or look up an item in the scan_data hash.
5280:
5281: Arguments:
5282: $scan_data - The hash (see scantron_getfile)
5283: $key - shorthand of the key to edit (actual key is
5284: scantronfilename_key).
5285: $data - New value of the hash entry.
5286: $delete - If true, the entry is removed from the hash.
5287:
5288: Returns:
5289: The new value of the hash table field (undefined if deleted).
5290:
5291: =cut
5292:
5293:
5294: sub scan_data {
5295: my ($scan_data,$key,$value,$delete)=@_;
5296: my $filename=$env{'form.scantron_selectfile'};
5297: if (defined($value)) {
5298: $scan_data->{$filename.'_'.$key} = $value;
5299: }
5300: if ($delete) { delete($scan_data->{$filename.'_'.$key}); }
5301: return $scan_data->{$filename.'_'.$key};
5302: }
5303:
5304: =pod
5305:
5306: =item scantron_parse_scanline
5307:
5308: Decodes a scanline from the selected scantron file
5309:
5310: Arguments:
5311: line - The text of the scantron file line to process
5312: whichline - Line number
5313: scantron_config - Hash describing the format of the scantron lines.
5314: scan_data - Hash of extra information about the scanline
5315: (see scantron_getfile for more information)
5316: just_header - True if should not process question answers but only
5317: the stuff to the left of the answers.
5318: Returns:
5319: Hash containing the result of parsing the scanline
5320:
5321: Keys are all proceeded by the string 'scantron.'
5322:
5323: CODE - the CODE in use for this scanline
5324: useCODE - 1 if the CODE is invalid but it usage has been forced
5325: by the operator
5326: CODE_ignore_dup - 1 if the CODE is a duplicated use when unique
5327: CODEs were selected, but the usage has been
5328: forced by the operator
5329: ID - student ID
5330: PaperID - if used, the ID number printed on the sheet when the
5331: paper was scanned
5332: FirstName - first name from the sheet
5333: LastName - last name from the sheet
5334:
5335: if just_header was not true these key may also exist
5336:
5337: missingerror - a list of bubble ranges that are considered to be answers
5338: to a single question that don't have any bubbles filled in.
5339: Of the form questionnumber:firstbubblenumber:count.
5340: doubleerror - a list of bubble ranges that are considered to be answers
5341: to a single question that have more than one bubble filled in.
5342: Of the form questionnumber::firstbubblenumber:count
5343:
5344: In the above, count is the number of bubble responses in the
5345: input line needed to represent the possible answers to the question.
5346: e.g. a radioresponse with 15 choices in an answer sheet with 10 choices
5347: per line would have count = 2.
5348:
5349: maxquest - the number of the last bubble line that was parsed
5350:
5351: (<number> starts at 1)
5352: <number>.answer - zero or more letters representing the selected
5353: letters from the scanline for the bubble line
5354: <number>.
5355: if blank there was either no bubble or there where
5356: multiple bubbles, (consult the keys missingerror and
5357: doubleerror if this is an error condition)
5358:
5359: =cut
5360:
5361: sub scantron_parse_scanline {
5362: my ($line,$whichline,$scantron_config,$scan_data,$just_header)=@_;
5363:
5364: my %record;
5365: my $questions=substr($line,$$scantron_config{'Qstart'}-1); # Answers
5366: my $data=substr($line,0,$$scantron_config{'Qstart'}-1); # earlier stuff
5367: if (!($$scantron_config{'CODElocation'} eq 0 ||
5368: $$scantron_config{'CODElocation'} eq 'none')) {
5369: if ($$scantron_config{'CODElocation'} < 0 ||
5370: $$scantron_config{'CODElocation'} eq 'letter' ||
5371: $$scantron_config{'CODElocation'} eq 'number') {
5372: $record{'scantron.CODE'}=substr($data,
5373: $$scantron_config{'CODEstart'}-1,
5374: $$scantron_config{'CODElength'});
5375: if (&scan_data($scan_data,"$whichline.useCODE")) {
5376: $record{'scantron.useCODE'}=1;
5377: }
5378: if (&scan_data($scan_data,"$whichline.CODE_ignore_dup")) {
5379: $record{'scantron.CODE_ignore_dup'}=1;
5380: }
5381: } else {
5382: #FIXME interpret first N questions
5383: }
5384: }
5385: $record{'scantron.ID'}=substr($data,$$scantron_config{'IDstart'}-1,
5386: $$scantron_config{'IDlength'});
5387: $record{'scantron.PaperID'}=
5388: substr($data,$$scantron_config{'PaperID'}-1,
5389: $$scantron_config{'PaperIDlength'});
5390: $record{'scantron.FirstName'}=
5391: substr($data,$$scantron_config{'FirstName'}-1,
5392: $$scantron_config{'FirstNamelength'});
5393: $record{'scantron.LastName'}=
5394: substr($data,$$scantron_config{'LastName'}-1,
5395: $$scantron_config{'LastNamelength'});
5396: if ($just_header) { return \%record; }
5397:
5398: my @alphabet=('A'..'Z');
5399: my $questnum=0;
5400: my $ansnum =1; # Multiple 'answer lines'/question.
5401:
5402: chomp($questions); # Get rid of any trailing \n.
5403: $questions =~ s/\r$//; # Get rid of trailing \r too (MAC or Win uploads).
5404: while (length($questions)) {
5405: my $answers_needed = $bubble_lines_per_response{$questnum};
5406: my $answer_length = $$scantron_config{'Qlength'} * $answers_needed;
5407:
5408:
5409:
5410: $questnum++;
5411: my $currentquest = substr($questions,0,$answer_length);
5412: $questions = substr($questions,0,$answer_length)='';
5413: if (length($currentquest) < $answer_length) { next; }
5414:
5415: # Qon letter implies for each slot in currentquest we have:
5416: # ? or * for doubles a letter in A-Z for a bubble and
5417: # about anything else (esp. a value of Qoff for missing
5418: # bubbles.
5419:
5420:
5421: if ($$scantron_config{'Qon'} eq 'letter') {
5422:
5423: if ($currentquest =~ /\?/
5424: || $currentquest =~ /\*/
5425: || (&occurence_count($currentquest, "[A-Z]") > 1)) {
5426: push(@{$record{'scantron.doubleerror'}},$questnum);
5427: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5428: my $bubble = substr($currentquest, $ans, 1);
5429: if ($bubble =~ /[A-Z]/ ) {
5430: $record{"scantron.$ansnum.answer"} = $bubble;
5431: } else {
5432: $record{"scantron.$ansnum.answer"}='';
5433: }
5434: $ansnum++;
5435: }
5436:
5437: } elsif (!defined($currentquest)
5438: || (&occurence_count($currentquest, $$scantron_config{'Qoff'}) == length($currentquest))
5439: || (&occurence_count($currentquest, "[A-Z]") == 0)) {
5440: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5441: $record{"scantron.$ansnum.answer"}='';
5442: $ansnum++;
5443:
5444: }
5445: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5446: push(@{$record{"scantron.missingerror"}},$questnum);
5447: # $ansnum += $answers_needed;
5448: }
5449: } else {
5450: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5451: $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
5452: $ansnum++;
5453: }
5454: }
5455:
5456: # Qon 'number' implies each slot gives a digit that indexes the
5457: # the bubbles filled or Qoff or a non number for unbubbled lines.
5458: # and *? for double bubbles on a line.
5459: # these answers are also stored as letters.
5460:
5461: } elsif ($$scantron_config{'Qon'} eq 'number') {
5462: if ($currentquest =~ /\?/
5463: || $currentquest =~ /\*/
5464: || (&occurence_count($currentquest, '\d') > 1)) {
5465: push(@{$record{'scantron.doubleerror'}},$questnum);
5466: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5467: my $bubble = substr($currentquest, $ans, 1);
5468: if ($bubble =~ /\d/) {
5469: $record{"scantron.$ansnum.answer"} = $alphabet[$bubble];
5470: } else {
5471: $record{"scantron.$ansnum.answer"}=' ';
5472: }
5473: $ansnum++;
5474: }
5475:
5476: } elsif (!defined($currentquest)
5477: || (&occurence_count($currentquest,$$scantron_config{'Qoff'}) == length($currentquest))
5478: || (&occurence_count($currentquest, '\d') == 0)) {
5479: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5480: $record{"scantron.$ansnum.answer"}='';
5481: $ansnum++;
5482:
5483: }
5484: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5485: push(@{$record{"scantron.missingerror"}},$questnum);
5486: $ansnum += $answers_needed;
5487: }
5488:
5489: } else {
5490: $currentquest = &digits_to_letters($currentquest);
5491: for (my $ans =0; $ans < $answers_needed; $ans++) {
5492: $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
5493: $ansnum++;
5494: }
5495: }
5496: } else {
5497:
5498: # Otherwise there's a positional notation;
5499: # each bubble line requires Qlength items, and there are filled in
5500: # bubbles for each case where there 'Qon' characters.
5501: #
5502:
5503: my @array=split($$scantron_config{'Qon'},$currentquest,-1);
5504:
5505: # If the split only giveas us one element.. the full length of the
5506: # answser string, no bubbles are filled in:
5507:
5508: if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) {
5509: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5510: $record{"scantron.$ansnum.answer"}='';
5511: $ansnum++;
5512:
5513: }
5514: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5515: push(@{$record{"scantron.missingerror"}},$questnum);
5516: }
5517:
5518: # If the bubble is not the last position, there will be
5519: # 2 elements. If it is the last position, there will be 1 element.
5520:
5521: } elsif (scalar(@array) le 2) {
5522:
5523: my $location = length($array[0]);
5524: my $line_num = int($location / $$scantron_config{'Qlength'});
5525: my $bubble = $alphabet[$location % $$scantron_config{'Qlength'}];
5526:
5527:
5528: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5529: if ($ans eq $line_num) {
5530: $record{"scantron.$ansnum.answer"} = $bubble;
5531: } else {
5532: $record{"scantron.$ansnum.answer"} = ' ';
5533: }
5534: $ansnum++;
5535: }
5536: }
5537: # If there's more than one instance of a bubble character
5538: # That's a double bubble; with positional notation we can
5539: # record all the bubbles filled in as well as the
5540: # fact this response consists of multiple bubbles.
5541: #
5542: else {
5543: push(@{$record{'scantron.doubleerror'}},$questnum);
5544:
5545: my $first_answer = $ansnum;
5546: for (my $ans =0; $ans < $answers_needed; $ans++) {
5547: my $item = $first_answer+$ans;
5548: $record{"scantron.$item.answer"} = '';
5549: }
5550:
5551: my @ans=@array;
5552: my $i=0;
5553: my $increment = 0;
5554: while ($#ans) {
5555: $i+=length($ans[0]) + $increment;
5556: my $line = int($i/$$scantron_config{'Qlength'} + $first_answer);
5557: my $bubble = $i%$$scantron_config{'Qlength'};
5558: $record{"scantron.$line.answer"}.=$alphabet[$bubble];
5559: shift(@ans);
5560: $increment = 1;
5561: }
5562: $ansnum += $answers_needed;
5563: }
5564: }
5565: }
5566: $record{'scantron.maxquest'}=$questnum;
5567: return \%record;
5568: }
5569:
5570: =pod
5571:
5572: =item scantron_add_delay
5573:
5574: Adds an error message that occurred during the grading phase to a
5575: queue of messages to be shown after grading pass is complete
5576:
5577: Arguments:
5578: $delayqueue - arrary ref of hash ref of error messages
5579: $scanline - the scanline that caused the error
5580: $errormesage - the error message
5581: $errorcode - a numeric code for the error
5582:
5583: Side Effects:
5584: updates the $delayqueue to have a new hash ref of the error
5585:
5586: =cut
5587:
5588: sub scantron_add_delay {
5589: my ($delayqueue,$scanline,$errormessage,$errorcode)=@_;
5590: push(@$delayqueue,
5591: {'line' => $scanline, 'emsg' => $errormessage,
5592: 'ecode' => $errorcode }
5593: );
5594: }
5595:
5596: =pod
5597:
5598: =item scantron_find_student
5599:
5600: Finds the username for the current scanline
5601:
5602: Arguments:
5603: $scantron_record - hash result from scantron_parse_scanline
5604: $scan_data - hash of correction information
5605: (see &scantron_getfile() form more information)
5606: $idmap - hash from &username_to_idmap()
5607: $line - number of current scanline
5608:
5609: Returns:
5610: Either 'username:domain' or undef if unknown
5611:
5612: =cut
5613:
5614: sub scantron_find_student {
5615: my ($scantron_record,$scan_data,$idmap,$line)=@_;
5616: my $scanID=$$scantron_record{'scantron.ID'};
5617: if ($scanID =~ /^\s*$/) {
5618: return &scan_data($scan_data,"$line.user");
5619: }
5620: foreach my $id (keys(%$idmap)) {
5621: if (lc($id) eq lc($scanID)) {
5622: return $$idmap{$id};
5623: }
5624: }
5625: return undef;
5626: }
5627:
5628: =pod
5629:
5630: =item scantron_filter
5631:
5632: Filter sub for lonnavmaps, filters out hidden resources if ignore
5633: hidden resources was selected
5634:
5635: =cut
5636:
5637: sub scantron_filter {
5638: my ($curres)=@_;
5639:
5640: if (ref($curres) && $curres->is_problem()) {
5641: # if the user has asked to not have either hidden
5642: # or 'randomout' controlled resources to be graded
5643: # don't include them
5644: if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
5645: && $curres->randomout) {
5646: return 0;
5647: }
5648: return 1;
5649: }
5650: return 0;
5651: }
5652:
5653: =pod
5654:
5655: =item scantron_process_corrections
5656:
5657: Gets correction information out of submitted form data and corrects
5658: the scanline
5659:
5660: =cut
5661:
5662: sub scantron_process_corrections {
5663: my ($r) = @_;
5664: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
5665: my ($scanlines,$scan_data)=&scantron_getfile();
5666: my $classlist=&Apache::loncoursedata::get_classlist();
5667: my $which=$env{'form.scantron_line'};
5668: my $line=&scantron_get_line($scanlines,$scan_data,$which);
5669: my ($skip,$err,$errmsg);
5670: if ($env{'form.scantron_skip_record'}) {
5671: $skip=1;
5672: } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)ID$/) {
5673: my $newstudent=$env{'form.scantron_username'}.':'.
5674: $env{'form.scantron_domain'};
5675: my $newid=$classlist->{$newstudent}->[&Apache::loncoursedata::CL_ID];
5676: ($line,$err,$errmsg)=
5677: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
5678: 'ID',{'newid'=>$newid,
5679: 'username'=>$env{'form.scantron_username'},
5680: 'domain'=>$env{'form.scantron_domain'}});
5681: } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)CODE$/) {
5682: my $resolution=$env{'form.scantron_CODE_resolution'};
5683: my $newCODE;
5684: my %args;
5685: if ($resolution eq 'use_unfound') {
5686: $newCODE='use_unfound';
5687: } elsif ($resolution eq 'use_found') {
5688: $newCODE=$env{'form.scantron_CODE_selectedvalue'};
5689: } elsif ($resolution eq 'use_typed') {
5690: $newCODE=$env{'form.scantron_CODE_newvalue'};
5691: } elsif ($resolution =~ /^use_closest_(\d+)/) {
5692: $newCODE=$env{"form.scantron_CODE_closest_$1"};
5693: }
5694: if ($env{'form.scantron_corrections'} eq 'duplicateCODE') {
5695: $args{'CODE_ignore_dup'}=1;
5696: }
5697: $args{'CODE'}=$newCODE;
5698: ($line,$err,$errmsg)=
5699: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
5700: 'CODE',\%args);
5701: } elsif ($env{'form.scantron_corrections'} =~ /^(missing|double)bubble$/) {
5702: foreach my $question (split(',',$env{'form.scantron_questions'})) {
5703: ($line,$err,$errmsg)=
5704: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,
5705: $which,'answer',
5706: { 'question'=>$question,
5707: 'response'=>$env{"form.scantron_correct_Q_$question"}});
5708: if ($err) { last; }
5709: }
5710: }
5711: if ($err) {
5712: $r->print("<span class=\"LC_warning\">Unable to accept last correction, an error occurred :$errmsg:</span>");
5713: } else {
5714: &scantron_put_line($scanlines,$scan_data,$which,$line,$skip);
5715: &scantron_putfile($scanlines,$scan_data);
5716: }
5717: }
5718:
5719: =pod
5720:
5721: =item reset_skipping_status
5722:
5723: Forgets the current set of remember skipped scanlines (and thus
5724: reverts back to considering all lines in the
5725: scantron_skipped_<filename> file)
5726:
5727: =cut
5728:
5729: sub reset_skipping_status {
5730: my ($scanlines,$scan_data)=&scantron_getfile();
5731: &scan_data($scan_data,'remember_skipping',undef,1);
5732: &scantron_putfile(undef,$scan_data);
5733: }
5734:
5735: =pod
5736:
5737: =item start_skipping
5738:
5739: Marks a scanline to be skipped.
5740:
5741: =cut
5742:
5743: sub start_skipping {
5744: my ($scan_data,$i)=@_;
5745: my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
5746: if ($env{'form.scantron_options_redo'} =~ /^redo_/) {
5747: $remembered{$i}=2;
5748: } else {
5749: $remembered{$i}=1;
5750: }
5751: &scan_data($scan_data,'remember_skipping',join(':',%remembered));
5752: }
5753:
5754: =pod
5755:
5756: =item should_be_skipped
5757:
5758: Checks whether a scanline should be skipped.
5759:
5760: =cut
5761:
5762: sub should_be_skipped {
5763: my ($scanlines,$scan_data,$i)=@_;
5764: if ($env{'form.scantron_options_redo'} !~ /^redo_/) {
5765: # not redoing old skips
5766: if ($scanlines->{'skipped'}[$i]) { return 1; }
5767: return 0;
5768: }
5769: my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
5770:
5771: if (exists($remembered{$i}) && $remembered{$i} != 2 ) {
5772: return 0;
5773: }
5774: return 1;
5775: }
5776:
5777: =pod
5778:
5779: =item remember_current_skipped
5780:
5781: Discovers what scanlines are in the scantron_skipped_<filename>
5782: file and remembers them into scan_data for later use.
5783:
5784: =cut
5785:
5786: sub remember_current_skipped {
5787: my ($scanlines,$scan_data)=&scantron_getfile();
5788: my %to_remember;
5789: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
5790: if ($scanlines->{'skipped'}[$i]) {
5791: $to_remember{$i}=1;
5792: }
5793: }
5794:
5795: &scan_data($scan_data,'remember_skipping',join(':',%to_remember));
5796: &scantron_putfile(undef,$scan_data);
5797: }
5798:
5799: =pod
5800:
5801: =item check_for_error
5802:
5803: Checks if there was an error when attempting to remove a specific
5804: scantron_.. bubble sheet data file. Prints out an error if
5805: something went wrong.
5806:
5807: =cut
5808:
5809: sub check_for_error {
5810: my ($r,$result)=@_;
5811: if ($result ne 'ok' && $result ne 'not_found' ) {
5812: $r->print("An error occurred ($result) when trying to Remove the existing corrections.");
5813: }
5814: }
5815:
5816: =pod
5817:
5818: =item scantron_warning_screen
5819:
5820: Interstitial screen to make sure the operator has selected the
5821: correct options before we start the validation phase.
5822:
5823: =cut
5824:
5825: sub scantron_warning_screen {
5826: my ($button_text)=@_;
5827: my $title=&Apache::lonnet::gettitle($env{'form.selectpage'});
5828: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
5829: my $CODElist;
5830: if ($scantron_config{'CODElocation'} &&
5831: $scantron_config{'CODEstart'} &&
5832: $scantron_config{'CODElength'}) {
5833: $CODElist=$env{'form.scantron_CODElist'};
5834: if ($env{'form.scantron_CODElist'} eq '') { $CODElist='<span class="LC_warning">None</span>'; }
5835: $CODElist=
5836: '<tr><td><b>List of CODES to validate against:</b></td><td><tt>'.
5837: $env{'form.scantron_CODElist'}.'</tt></td></tr>';
5838: }
5839: return (<<STUFF);
5840: <p>
5841: <span class="LC_warning">Please double check the information
5842: below before clicking on '$button_text'</span>
5843: </p>
5844: <table>
5845: <tr><td><b>Sequence to be Graded:</b></td><td>$title</td></tr>
5846: <tr><td><b>Data File that will be used:</b></td><td><tt>$env{'form.scantron_selectfile'}</tt></td></tr>
5847: $CODElist
5848: </table>
5849: <br />
5850: <p> If this information is correct, please click on '$button_text'.</p>
5851: <p> If something is incorrect, please click the 'Grading Menu' button to start over.</p>
5852:
5853: <br />
5854: STUFF
5855: }
5856:
5857: =pod
5858:
5859: =item scantron_do_warning
5860:
5861: Check if the operator has picked something for all required
5862: fields. Error out if something is missing.
5863:
5864: =cut
5865:
5866: sub scantron_do_warning {
5867: my ($r)=@_;
5868: my ($symb)=&get_symb($r);
5869: if (!$symb) {return '';}
5870: my $default_form_data=&defaultFormData($symb);
5871: $r->print(&scantron_form_start().$default_form_data);
5872: if ( $env{'form.selectpage'} eq '' ||
5873: $env{'form.scantron_selectfile'} eq '' ||
5874: $env{'form.scantron_format'} eq '' ) {
5875: $r->print("<p>You have forgetten to specify some information. Please go Back and try again.</p>");
5876: if ( $env{'form.selectpage'} eq '') {
5877: $r->print('<p><span class="LC_error">You have not selected a Sequence to grade</span></p>');
5878: }
5879: if ( $env{'form.scantron_selectfile'} eq '') {
5880: $r->print('<p><span class="LC_error">You have not selected a file that contains the student\'s response data.</span></p>');
5881: }
5882: if ( $env{'form.scantron_format'} eq '') {
5883: $r->print('<p><span class="LC_error">You have not selected a the format of the student\'s response data.</span></p>');
5884: }
5885: } else {
5886: my $warning=&scantron_warning_screen('Grading: Validate Records');
5887: $r->print(<<STUFF);
5888: $warning
5889: <input type="submit" name="submit" value="Grading: Validate Records" />
5890: <input type="hidden" name="command" value="scantron_validate" />
5891: STUFF
5892: }
5893: $r->print("</form><br />".&show_grading_menu_form($symb));
5894: return '';
5895: }
5896:
5897: =pod
5898:
5899: =item scantron_form_start
5900:
5901: html hidden input for remembering all selected grading options
5902:
5903: =cut
5904:
5905: sub scantron_form_start {
5906: my ($max_bubble)=@_;
5907: my $result= <<SCANTRONFORM;
5908: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
5909: <input type="hidden" name="selectpage" value="$env{'form.selectpage'}" />
5910: <input type="hidden" name="scantron_format" value="$env{'form.scantron_format'}" />
5911: <input type="hidden" name="scantron_selectfile" value="$env{'form.scantron_selectfile'}" />
5912: <input type="hidden" name="scantron_maxbubble" value="$max_bubble" />
5913: <input type="hidden" name="scantron_CODElist" value="$env{'form.scantron_CODElist'}" />
5914: <input type="hidden" name="scantron_CODEunique" value="$env{'form.scantron_CODEunique'}" />
5915: <input type="hidden" name="scantron_options_redo" value="$env{'form.scantron_options_redo'}" />
5916: <input type="hidden" name="scantron_options_ignore" value="$env{'form.scantron_options_ignore'}" />
5917: <input type="hidden" name="scantron_options_hidden" value="$env{'form.scantron_options_hidden'}" />
5918: SCANTRONFORM
5919:
5920: my $line = 0;
5921: while (defined($env{"form.scantron.bubblelines.$line"})) {
5922: my $chunk =
5923: '<input type="hidden" name="scantron.bubblelines.'.$line.'" value="'.$env{"form.scantron.bubblelines.$line"}.'" />'."\n";
5924: $chunk .=
5925: '<input type="hidden" name="scantron.first_bubble_line.'.$line.'" value="'.$env{"form.scantron.first_bubble_line.$line"}.'" />'."\n";
5926: $result .= $chunk;
5927: $line++;
5928: }
5929: return $result;
5930: }
5931:
5932: =pod
5933:
5934: =item scantron_validate_file
5935:
5936: Dispatch routine for doing validation of a bubble sheet data file.
5937:
5938: Also processes any necessary information resets that need to
5939: occur before validation begins (ignore previous corrections,
5940: restarting the skipped records processing)
5941:
5942: =cut
5943:
5944: sub scantron_validate_file {
5945: my ($r) = @_;
5946: my ($symb)=&get_symb($r);
5947: if (!$symb) {return '';}
5948: my $default_form_data=&defaultFormData($symb);
5949:
5950: # do the detection of only doing skipped records first befroe we delete
5951: # them when doing the corrections reset
5952: if ($env{'form.scantron_options_redo'} ne 'redo_skipped_ready') {
5953: &reset_skipping_status();
5954: }
5955: if ($env{'form.scantron_options_redo'} eq 'redo_skipped') {
5956: &remember_current_skipped();
5957: $env{'form.scantron_options_redo'}='redo_skipped_ready';
5958: }
5959:
5960: if ($env{'form.scantron_options_ignore'} eq 'ignore_corrections') {
5961: &check_for_error($r,&scantron_remove_file('corrected'));
5962: &check_for_error($r,&scantron_remove_file('skipped'));
5963: &check_for_error($r,&scantron_remove_scan_data());
5964: $env{'form.scantron_options_ignore'}='done';
5965: }
5966:
5967: if ($env{'form.scantron_corrections'}) {
5968: &scantron_process_corrections($r);
5969: }
5970: $r->print("<p>Gathering necessary info.</p>");$r->rflush();
5971: #get the student pick code ready
5972: $r->print(&Apache::loncommon::studentbrowser_javascript());
5973: my $max_bubble=&scantron_get_maxbubble();
5974: my $result=&scantron_form_start($max_bubble).$default_form_data;
5975: $r->print($result);
5976:
5977: my @validate_phases=( 'sequence',
5978: 'ID',
5979: 'CODE',
5980: 'doublebubble',
5981: 'missingbubbles');
5982: if (!$env{'form.validatepass'}) {
5983: $env{'form.validatepass'} = 0;
5984: }
5985: my $currentphase=$env{'form.validatepass'};
5986:
5987:
5988: my $stop=0;
5989: while (!$stop && $currentphase < scalar(@validate_phases)) {
5990: $r->print("<p> Validating ".$validate_phases[$currentphase]."</p>");
5991: $r->rflush();
5992: my $which="scantron_validate_".$validate_phases[$currentphase];
5993: {
5994: no strict 'refs';
5995: ($stop,$currentphase)=&$which($r,$currentphase);
5996: }
5997: }
5998: if (!$stop) {
5999: my $warning=&scantron_warning_screen('Start Grading');
6000: $r->print(<<STUFF);
6001: Validation process complete.<br />
6002: $warning
6003: <input type="submit" name="submit" value="Start Grading" />
6004: <input type="hidden" name="command" value="scantron_process" />
6005: STUFF
6006:
6007: } else {
6008: $r->print('<input type="hidden" name="command" value="scantron_validate" />');
6009: $r->print("<input type='hidden' name='validatepass' value='".$currentphase."' />");
6010: }
6011: if ($stop) {
6012: if ($validate_phases[$currentphase] eq 'sequence') {
6013: $r->print('<input type="submit" name="submit" value="Ignore -> " />');
6014: $r->print(' this error <br />');
6015:
6016: $r->print(" <p>Or click the 'Grading Menu' button to start over.</p>");
6017: } else {
6018: $r->print('<input type="submit" name="submit" value="Continue ->" />');
6019: $r->print(' using corrected info <br />');
6020: $r->print("<input type='submit' value='Skip' name='scantron_skip_record' />");
6021: $r->print(" this scanline saving it for later.");
6022: }
6023: }
6024: $r->print(" </form><br />".&show_grading_menu_form($symb));
6025: return '';
6026: }
6027:
6028:
6029: =pod
6030:
6031: =item scantron_remove_file
6032:
6033: Removes the requested bubble sheet data file, makes sure that
6034: scantron_original_<filename> is never removed
6035:
6036:
6037: =cut
6038:
6039: sub scantron_remove_file {
6040: my ($which)=@_;
6041: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6042: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6043: my $file='scantron_';
6044: if ($which eq 'corrected' || $which eq 'skipped') {
6045: $file.=$which.'_';
6046: } else {
6047: return 'refused';
6048: }
6049: $file.=$env{'form.scantron_selectfile'};
6050: return &Apache::lonnet::removeuserfile($cname,$cdom,$file);
6051: }
6052:
6053:
6054: =pod
6055:
6056: =item scantron_remove_scan_data
6057:
6058: Removes all scan_data correction for the requested bubble sheet
6059: data file. (In the case that both the are doing skipped records we need
6060: to remember the old skipped lines for the time being so that element
6061: persists for a while.)
6062:
6063: =cut
6064:
6065: sub scantron_remove_scan_data {
6066: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6067: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6068: my @keys=&Apache::lonnet::getkeys('nohist_scantrondata',$cdom,$cname);
6069: my @todelete;
6070: my $filename=$env{'form.scantron_selectfile'};
6071: foreach my $key (@keys) {
6072: if ($key=~/^\Q$filename\E_/) {
6073: if ($env{'form.scantron_options_redo'} eq 'redo_skipped_ready' &&
6074: $key=~/remember_skipping/) {
6075: next;
6076: }
6077: push(@todelete,$key);
6078: }
6079: }
6080: my $result;
6081: if (@todelete) {
6082: $result=&Apache::lonnet::del('nohist_scantrondata',\@todelete,$cdom,$cname);
6083: }
6084: return $result;
6085: }
6086:
6087:
6088: =pod
6089:
6090: =item scantron_getfile
6091:
6092: Fetches the requested bubble sheet data file (all 3 versions), and
6093: the scan_data hash
6094:
6095: Arguments:
6096: None
6097:
6098: Returns:
6099: 2 hash references
6100:
6101: - first one has
6102: orig -
6103: corrected -
6104: skipped - each of which points to an array ref of the specified
6105: file broken up into individual lines
6106: count - number of scanlines
6107:
6108: - second is the scan_data hash possible keys are
6109: ($number refers to scanline numbered $number and thus the key affects
6110: only that scanline
6111: $bubline refers to the specific bubble line element and the aspects
6112: refers to that specific bubble line element)
6113:
6114: $number.user - username:domain to use
6115: $number.CODE_ignore_dup
6116: - ignore the duplicate CODE error
6117: $number.useCODE
6118: - use the CODE in the scanline as is
6119: $number.no_bubble.$bubline
6120: - it is valid that there is no bubbled in bubble
6121: at $number $bubline
6122: remember_skipping
6123: - a frozen hash containing keys of $number and values
6124: of either
6125: 1 - we are on a 'do skipped records pass' and plan
6126: on processing this line
6127: 2 - we are on a 'do skipped records pass' and this
6128: scanline has been marked to skip yet again
6129:
6130: =cut
6131:
6132: sub scantron_getfile {
6133: #FIXME really would prefer a scantron directory
6134: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6135: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6136: my $lines;
6137: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6138: 'scantron_orig_'.$env{'form.scantron_selectfile'});
6139: my %scanlines;
6140: $scanlines{'orig'}=[(split("\n",$lines,-1))];
6141: my $temp=$scanlines{'orig'};
6142: $scanlines{'count'}=$#$temp;
6143:
6144: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6145: 'scantron_corrected_'.$env{'form.scantron_selectfile'});
6146: if ($lines eq '-1') {
6147: $scanlines{'corrected'}=[];
6148: } else {
6149: $scanlines{'corrected'}=[(split("\n",$lines,-1))];
6150: }
6151: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6152: 'scantron_skipped_'.$env{'form.scantron_selectfile'});
6153: if ($lines eq '-1') {
6154: $scanlines{'skipped'}=[];
6155: } else {
6156: $scanlines{'skipped'}=[(split("\n",$lines,-1))];
6157: }
6158: my @tmp=&Apache::lonnet::dump('nohist_scantrondata',$cdom,$cname);
6159: if ($tmp[0] =~ /^(error:|no_such_host)/) { @tmp=(); }
6160: my %scan_data = @tmp;
6161: return (\%scanlines,\%scan_data);
6162: }
6163:
6164: =pod
6165:
6166: =item lonnet_putfile
6167:
6168: Wrapper routine to call &Apache::lonnet::finishuserfileupload
6169:
6170: Arguments:
6171: $contents - data to store
6172: $filename - filename to store $contents into
6173:
6174: Returns:
6175: result value from &Apache::lonnet::finishuserfileupload
6176:
6177: =cut
6178:
6179: sub lonnet_putfile {
6180: my ($contents,$filename)=@_;
6181: my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
6182: my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6183: $env{'form.sillywaytopassafilearound'}=$contents;
6184: &Apache::lonnet::finishuserfileupload($docuname,$docudom,'sillywaytopassafilearound',$filename);
6185:
6186: }
6187:
6188: =pod
6189:
6190: =item scantron_putfile
6191:
6192: Stores the current version of the bubble sheet data files, and the
6193: scan_data hash. (Does not modify the original version only the
6194: corrected and skipped versions.
6195:
6196: Arguments:
6197: $scanlines - hash ref that looks like the first return value from
6198: &scantron_getfile()
6199: $scan_data - hash ref that looks like the second return value from
6200: &scantron_getfile()
6201:
6202: =cut
6203:
6204: sub scantron_putfile {
6205: my ($scanlines,$scan_data) = @_;
6206: #FIXME really would prefer a scantron directory
6207: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6208: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6209: if ($scanlines) {
6210: my $prefix='scantron_';
6211: # no need to update orig, shouldn't change
6212: # &lonnet_putfile(join("\n",@{$scanlines->{'orig'}}),$prefix.'orig_'.
6213: # $env{'form.scantron_selectfile'});
6214: &lonnet_putfile(join("\n",@{$scanlines->{'corrected'}}),
6215: $prefix.'corrected_'.
6216: $env{'form.scantron_selectfile'});
6217: &lonnet_putfile(join("\n",@{$scanlines->{'skipped'}}),
6218: $prefix.'skipped_'.
6219: $env{'form.scantron_selectfile'});
6220: }
6221: &Apache::lonnet::put('nohist_scantrondata',$scan_data,$cdom,$cname);
6222: }
6223:
6224: =pod
6225:
6226: =item scantron_get_line
6227:
6228: Returns the correct version of the scanline
6229:
6230: Arguments:
6231: $scanlines - hash ref that looks like the first return value from
6232: &scantron_getfile()
6233: $scan_data - hash ref that looks like the second return value from
6234: &scantron_getfile()
6235: $i - number of the requested line (starts at 0)
6236:
6237: Returns:
6238: A scanline, (either the original or the corrected one if it
6239: exists), or undef if the requested scanline should be
6240: skipped. (Either because it's an skipped scanline, or it's an
6241: unskipped scanline and we are not doing a 'do skipped scanlines'
6242: pass.
6243:
6244: =cut
6245:
6246: sub scantron_get_line {
6247: my ($scanlines,$scan_data,$i)=@_;
6248: if (&should_be_skipped($scanlines,$scan_data,$i)) { return undef; }
6249: #if ($scanlines->{'skipped'}[$i]) { return undef; }
6250: if ($scanlines->{'corrected'}[$i]) {return $scanlines->{'corrected'}[$i];}
6251: return $scanlines->{'orig'}[$i];
6252: }
6253:
6254: =pod
6255:
6256: =item scantron_todo_count
6257:
6258: Counts the number of scanlines that need processing.
6259:
6260: Arguments:
6261: $scanlines - hash ref that looks like the first return value from
6262: &scantron_getfile()
6263: $scan_data - hash ref that looks like the second return value from
6264: &scantron_getfile()
6265:
6266: Returns:
6267: $count - number of scanlines to process
6268:
6269: =cut
6270:
6271: sub get_todo_count {
6272: my ($scanlines,$scan_data)=@_;
6273: my $count=0;
6274: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6275: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6276: if ($line=~/^[\s\cz]*$/) { next; }
6277: $count++;
6278: }
6279: return $count;
6280: }
6281:
6282: =pod
6283:
6284: =item scantron_put_line
6285:
6286: Updates the 'corrected' or 'skipped' versions of the bubble sheet
6287: data file.
6288:
6289: Arguments:
6290: $scanlines - hash ref that looks like the first return value from
6291: &scantron_getfile()
6292: $scan_data - hash ref that looks like the second return value from
6293: &scantron_getfile()
6294: $i - line number to update
6295: $newline - contents of the updated scanline
6296: $skip - if true make the line for skipping and update the
6297: 'skipped' file
6298:
6299: =cut
6300:
6301: sub scantron_put_line {
6302: my ($scanlines,$scan_data,$i,$newline,$skip)=@_;
6303: if ($skip) {
6304: $scanlines->{'skipped'}[$i]=$newline;
6305: &start_skipping($scan_data,$i);
6306: return;
6307: }
6308: $scanlines->{'corrected'}[$i]=$newline;
6309: }
6310:
6311: =pod
6312:
6313: =item scantron_clear_skip
6314:
6315: Remove a line from the 'skipped' file
6316:
6317: Arguments:
6318: $scanlines - hash ref that looks like the first return value from
6319: &scantron_getfile()
6320: $scan_data - hash ref that looks like the second return value from
6321: &scantron_getfile()
6322: $i - line number to update
6323:
6324: =cut
6325:
6326: sub scantron_clear_skip {
6327: my ($scanlines,$scan_data,$i)=@_;
6328: if (exists($scanlines->{'skipped'}[$i])) {
6329: undef($scanlines->{'skipped'}[$i]);
6330: return 1;
6331: }
6332: return 0;
6333: }
6334:
6335: =pod
6336:
6337: =item scantron_filter_not_exam
6338:
6339: Filter routine used by &Apache::lonnavmaps::retrieveResources(), to
6340: filter out resources that are not marked as 'exam' mode
6341:
6342: =cut
6343:
6344: sub scantron_filter_not_exam {
6345: my ($curres)=@_;
6346:
6347: if (ref($curres) && $curres->is_problem() && !$curres->is_exam()) {
6348: # if the user has asked to not have either hidden
6349: # or 'randomout' controlled resources to be graded
6350: # don't include them
6351: if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
6352: && $curres->randomout) {
6353: return 0;
6354: }
6355: return 1;
6356: }
6357: return 0;
6358: }
6359:
6360: =pod
6361:
6362: =item scantron_validate_sequence
6363:
6364: Validates the selected sequence, checking for resource that are
6365: not set to exam mode.
6366:
6367: =cut
6368:
6369: sub scantron_validate_sequence {
6370: my ($r,$currentphase) = @_;
6371:
6372: my $navmap=Apache::lonnavmaps::navmap->new();
6373: my (undef,undef,$sequence)=
6374: &Apache::lonnet::decode_symb($env{'form.selectpage'});
6375:
6376: my $map=$navmap->getResourceByUrl($sequence);
6377:
6378: $r->print('<input type="hidden" name="validate_sequence_exam"
6379: value="ignore" />');
6380: if ($env{'form.validate_sequence_exam'} ne 'ignore') {
6381: my @resources=
6382: $navmap->retrieveResources($map,\&scantron_filter_not_exam,1,0);
6383: if (@resources) {
6384: $r->print("<p>".&mt('Some resources in the sequence currently are not set to exam mode. Grading these resources currently may not work correctly.')."</p>");
6385: return (1,$currentphase);
6386: }
6387: }
6388:
6389: return (0,$currentphase+1);
6390: }
6391:
6392: =pod
6393:
6394: =item scantron_validate_ID
6395:
6396: Validates all scanlines in the selected file to not have any
6397: invalid or underspecified student IDs
6398:
6399: =cut
6400:
6401: sub scantron_validate_ID {
6402: my ($r,$currentphase) = @_;
6403:
6404: #get student info
6405: my $classlist=&Apache::loncoursedata::get_classlist();
6406: my %idmap=&username_to_idmap($classlist);
6407:
6408: #get scantron line setup
6409: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6410: my ($scanlines,$scan_data)=&scantron_getfile();
6411:
6412: &scantron_get_maxbubble(); # parse needs the bubble_lines.. array.
6413:
6414: my %found=('ids'=>{},'usernames'=>{});
6415: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6416: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6417: if ($line=~/^[\s\cz]*$/) { next; }
6418: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6419: $scan_data);
6420: my $id=$$scan_record{'scantron.ID'};
6421: my $found;
6422: foreach my $checkid (keys(%idmap)) {
6423: if (lc($checkid) eq lc($id)) { $found=$checkid;last; }
6424: }
6425: if ($found) {
6426: my $username=$idmap{$found};
6427: if ($found{'ids'}{$found}) {
6428: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6429: $line,'duplicateID',$found);
6430: return(1,$currentphase);
6431: } elsif ($found{'usernames'}{$username}) {
6432: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6433: $line,'duplicateID',$username);
6434: return(1,$currentphase);
6435: }
6436: #FIXME store away line we previously saw the ID on to use above
6437: $found{'ids'}{$found}++;
6438: $found{'usernames'}{$username}++;
6439: } else {
6440: if ($id =~ /^\s*$/) {
6441: my $username=&scan_data($scan_data,"$i.user");
6442: if (defined($username) && $found{'usernames'}{$username}) {
6443: &scantron_get_correction($r,$i,$scan_record,
6444: \%scantron_config,
6445: $line,'duplicateID',$username);
6446: return(1,$currentphase);
6447: } elsif (!defined($username)) {
6448: &scantron_get_correction($r,$i,$scan_record,
6449: \%scantron_config,
6450: $line,'incorrectID');
6451: return(1,$currentphase);
6452: }
6453: $found{'usernames'}{$username}++;
6454: } else {
6455: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6456: $line,'incorrectID');
6457: return(1,$currentphase);
6458: }
6459: }
6460: }
6461:
6462: return (0,$currentphase+1);
6463: }
6464:
6465: =pod
6466:
6467: =item scantron_get_correction
6468:
6469: Builds the interface screen to interact with the operator to fix a
6470: specific error condition in a specific scanline
6471:
6472: Arguments:
6473: $r - Apache request object
6474: $i - number of the current scanline
6475: $scan_record - hash ref as returned from &scantron_parse_scanline()
6476: $scan_config - hash ref as returned from &get_scantron_config()
6477: $line - full contents of the current scanline
6478: $error - error condition, valid values are
6479: 'incorrectCODE', 'duplicateCODE',
6480: 'doublebubble', 'missingbubble',
6481: 'duplicateID', 'incorrectID'
6482: $arg - extra information needed
6483: For errors:
6484: - duplicateID - paper number that this studentID was seen before on
6485: - duplicateCODE - array ref of the paper numbers this CODE was
6486: seen on before
6487: - incorrectCODE - current incorrect CODE
6488: - doublebubble - array ref of the bubble lines that have double
6489: bubble errors
6490: - missingbubble - array ref of the bubble lines that have missing
6491: bubble errors
6492:
6493: =cut
6494:
6495: sub scantron_get_correction {
6496: my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;
6497:
6498: #FIXME in the case of a duplicated ID the previous line, probably need
6499: #to show both the current line and the previous one and allow skipping
6500: #the previous one or the current one
6501:
6502: $r->print("<p><b>An error was detected ($error)</b>");
6503: if ( $$scan_record{'scantron.PaperID'} =~ /\S/) {
6504: $r->print(" for PaperID <tt>".
6505: $$scan_record{'scantron.PaperID'}."</tt> \n");
6506: } else {
6507: $r->print(" in scanline $i <pre>".
6508: $line."</pre> \n");
6509: }
6510: my $message="<p>The ID on the form is <tt>".
6511: $$scan_record{'scantron.ID'}."</tt><br />\n".
6512: "The name on the paper is ".
6513: $$scan_record{'scantron.LastName'}.",".
6514: $$scan_record{'scantron.FirstName'}."</p>";
6515:
6516: $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n");
6517: $r->print('<input type="hidden" name="scantron_line" value="'.$i.'" />'."\n");
6518: if ($error =~ /ID$/) {
6519: if ($error eq 'incorrectID') {
6520: $r->print("The encoded ID is not in the classlist</p>\n");
6521: } elsif ($error eq 'duplicateID') {
6522: $r->print("The encoded ID has also been used by a previous paper $arg</p>\n");
6523: }
6524: $r->print($message);
6525: $r->print("<p>How should I handle this? <br /> \n");
6526: $r->print("\n<ul><li> ");
6527: #FIXME it would be nice if this sent back the user ID and
6528: #could do partial userID matches
6529: $r->print(&Apache::loncommon::selectstudent_link('scantronupload',
6530: 'scantron_username','scantron_domain'));
6531: $r->print(": <input type='text' name='scantron_username' value='' />");
6532: $r->print("\n@".
6533: &Apache::loncommon::select_dom_form($env{'request.role.domain'},'scantron_domain'));
6534:
6535: $r->print('</li>');
6536: } elsif ($error =~ /CODE$/) {
6537: if ($error eq 'incorrectCODE') {
6538: $r->print("</p><p>The encoded CODE is not in the list of possible CODEs</p>\n");
6539: } elsif ($error eq 'duplicateCODE') {
6540: $r->print("</p><p>The encoded CODE has also been used by a previous paper ".join(', ',@{$arg}).", and CODEs are supposed to be unique</p>\n");
6541: }
6542: $r->print("<p>The CODE on the form is <tt>'".
6543: $$scan_record{'scantron.CODE'}."'</tt><br />\n");
6544: $r->print($message);
6545: $r->print("<p>How should I handle this? <br /> \n");
6546: $r->print("\n<br /> ");
6547: my $i=0;
6548: if ($error eq 'incorrectCODE'
6549: && $$scan_record{'scantron.CODE'}=~/\S/ ) {
6550: my ($max,$closest)=&scantron_get_closely_matching_CODEs($arg,$$scan_record{'scantron.CODE'});
6551: if ($closest > 0) {
6552: foreach my $testcode (@{$closest}) {
6553: my $checked='';
6554: if (!$i) { $checked=' checked="checked" '; }
6555: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_closest_$i' $checked /> Use the similar CODE <b><tt>".$testcode."</tt></b> instead.</label><input type='hidden' name='scantron_CODE_closest_$i' value='$testcode' />");
6556: $r->print("\n<br />");
6557: $i++;
6558: }
6559: }
6560: }
6561: if ($$scan_record{'scantron.CODE'}=~/\S/ ) {
6562: my $checked; if (!$i) { $checked=' checked="checked" '; }
6563: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_unfound' $checked /> Use the CODE <b><tt>".$$scan_record{'scantron.CODE'}."</tt></b> that is was on the paper, ignoring the error.</label>");
6564: $r->print("\n<br />");
6565: }
6566:
6567: $r->print(<<ENDSCRIPT);
6568: <script type="text/javascript">
6569: function change_radio(field) {
6570: var slct=document.scantronupload.scantron_CODE_resolution;
6571: var i;
6572: for (i=0;i<slct.length;i++) {
6573: if (slct[i].value==field) { slct[i].checked=true; }
6574: }
6575: }
6576: </script>
6577: ENDSCRIPT
6578: my $href="/adm/pickcode?".
6579: "form=".&escape("scantronupload").
6580: "&scantron_format=".&escape($env{'form.scantron_format'}).
6581: "&scantron_CODElist=".&escape($env{'form.scantron_CODElist'}).
6582: "&curCODE=".&escape($$scan_record{'scantron.CODE'}).
6583: "&scantron_selectfile=".&escape($env{'form.scantron_selectfile'});
6584: if ($env{'form.scantron_CODElist'} =~ /\S/) {
6585: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_found' /> <a target='_blank' href='$href'>Select</a> a CODE from the list of all CODEs and use it.</label> Selected CODE is <input readonly='true' type='text' size='8' name='scantron_CODE_selectedvalue' onfocus=\"javascript:change_radio('use_found')\" onchange=\"javascript:change_radio('use_found')\" />");
6586: $r->print("\n<br />");
6587: }
6588: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_typed' /> Use </label><input type='text' size='8' name='scantron_CODE_newvalue' onfocus=\"javascript:change_radio('use_typed')\" onkeypress=\"javascript:change_radio('use_typed')\" /> as the CODE.");
6589: $r->print("\n<br /><br />");
6590: } elsif ($error eq 'doublebubble') {
6591: $r->print("<p>There have been multiple bubbles scanned for a some question(s)</p>\n");
6592: $r->print('<input type="hidden" name="scantron_questions" value="'.
6593: join(',',@{$arg}).'" />');
6594: $r->print($message);
6595: $r->print("<p>Please indicate which bubble should be used for grading</p>");
6596: foreach my $question (@{$arg}) {
6597: my $selected = &get_response_bubbles($scan_record, $question);
6598: my @select_array = split(/:/,$selected);
6599: &scantron_bubble_selector($r,$scan_config,$question,
6600: @select_array);
6601: }
6602: } elsif ($error eq 'missingbubble') {
6603: $r->print("<p>There have been <b>no</b> bubbles scanned for some question(s)</p>\n");
6604: $r->print($message);
6605: $r->print("<p>Please indicate which bubble should be used for grading</p>");
6606: $r->print("Some questions have no scanned bubbles\n");
6607: $r->print('<input type="hidden" name="scantron_questions" value="'.
6608: join(',',@{$arg}).'" />');
6609: foreach my $question (@{$arg}) {
6610: my $selected = &get_response_bubbles($scan_record, $question);
6611: my @select_array = split(/:/,$selected); # ought to be an array of empties.
6612: &scantron_bubble_selector($r,$scan_config,$question, @select_array);
6613: }
6614: } else {
6615: $r->print("\n<ul>");
6616: }
6617: $r->print("\n</li></ul>");
6618:
6619: }
6620:
6621: =pod
6622:
6623: =item scantron_bubble_selector
6624:
6625: Generates the html radiobuttons to correct a single bubble line
6626: possibly showing the existing the selected bubbles if known
6627:
6628: Arguments:
6629: $r - Apache request object
6630: $scan_config - hash from &get_scantron_config()
6631: $quest - number of the bubble line to make a corrector for
6632: @lines - array of answer lines.
6633:
6634: =cut
6635:
6636: sub scantron_bubble_selector {
6637: my ($r,$scan_config,$quest,@lines)=@_;
6638: my $max=$$scan_config{'Qlength'};
6639:
6640:
6641: my $scmode=$$scan_config{'Qon'};
6642:
6643: my $bubble_length = scalar(@lines);
6644:
6645:
6646: if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }
6647:
6648: my $response = $quest-1;
6649: my $lines = $bubble_lines_per_response{$response};
6650:
6651: my $total_lines = $lines*2;
6652: my @alphabet=('A'..'Z');
6653:
6654: $r->print("<table border='1'><tr><td rowspan='".$total_lines."'>$quest</td>");
6655:
6656: for (my $l = 0; $l < $lines; $l++) {
6657: if ($l != 0) {
6658: $r->print('<tr>');
6659: }
6660: my @selected = split(//,$lines[$l]);
6661: for (my $i=0;$i<$max;$i++) {
6662: $r->print("\n".'<td align="center">');
6663: if ($selected[0] eq $alphabet[$i]) {
6664: $r->print('X');
6665: shift(@selected) ;
6666: } else {
6667: $r->print(' ');
6668: }
6669: $r->print('</td>');
6670:
6671: }
6672:
6673: if ($l == 0) {
6674: my $lspan = $total_lines * 2; # 2 table rows per bubble line.
6675:
6676: $r->print('<td rowspan='.$lspan.'><label><input type="radio" name="scantron_correct_Q_'.
6677: $quest.'" value="none" /> No bubble </label></td>');
6678:
6679: }
6680:
6681: $r->print('</tr><tr>');
6682:
6683: # FIXME: This may have to be a bit more clever for
6684: # multiline questions (different values e.g..).
6685:
6686: for (my $i=0;$i<$max;$i++) {
6687: my $value = "$l:$i"; # Relative bubble line #: Bubble in line.
6688: $r->print("\n".
6689: '<td><label><input type="radio" name="scantron_correct_Q_'.
6690: $quest.'" value="'.$value.'" />'.$alphabet[$i]."</label></td>");
6691: }
6692: $r->print('</tr>');
6693:
6694:
6695: }
6696: $r->print('</table>');
6697: }
6698:
6699: =pod
6700:
6701: =item num_matches
6702:
6703: Counts the number of characters that are the same between the two arguments.
6704:
6705: Arguments:
6706: $orig - CODE from the scanline
6707: $code - CODE to match against
6708:
6709: Returns:
6710: $count - integer count of the number of same characters between the
6711: two arguments
6712:
6713: =cut
6714:
6715: sub num_matches {
6716: my ($orig,$code) = @_;
6717: my @code=split(//,$code);
6718: my @orig=split(//,$orig);
6719: my $same=0;
6720: for (my $i=0;$i<scalar(@code);$i++) {
6721: if ($code[$i] eq $orig[$i]) { $same++; }
6722: }
6723: return $same;
6724: }
6725:
6726: =pod
6727:
6728: =item scantron_get_closely_matching_CODEs
6729:
6730: Cycles through all CODEs and finds the set that has the greatest
6731: number of same characters as the provided CODE
6732:
6733: Arguments:
6734: $allcodes - hash ref returned by &get_codes()
6735: $CODE - CODE from the current scanline
6736:
6737: Returns:
6738: 2 element list
6739: - first elements is number of how closely matching the best fit is
6740: (5 means best set has 5 matching characters)
6741: - second element is an arrary ref containing the set of valid CODEs
6742: that best fit the passed in CODE
6743:
6744: =cut
6745:
6746: sub scantron_get_closely_matching_CODEs {
6747: my ($allcodes,$CODE)=@_;
6748: my @CODEs;
6749: foreach my $testcode (sort(keys(%{$allcodes}))) {
6750: push(@{$CODEs[&num_matches($CODE,$testcode)]},$testcode);
6751: }
6752:
6753: return ($#CODEs,$CODEs[-1]);
6754: }
6755:
6756: =pod
6757:
6758: =item get_codes
6759:
6760: Builds a hash which has keys of all of the valid CODEs from the selected
6761: set of remembered CODEs.
6762:
6763: Arguments:
6764: $old_name - name of the set of remembered CODEs
6765: $cdom - domain of the course
6766: $cnum - internal course name
6767:
6768: Returns:
6769: %allcodes - keys are the valid CODEs, values are all 1
6770:
6771: =cut
6772:
6773: sub get_codes {
6774: my ($old_name, $cdom, $cnum) = @_;
6775: if (!$old_name) {
6776: $old_name=$env{'form.scantron_CODElist'};
6777: }
6778: if (!$cdom) {
6779: $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
6780: }
6781: if (!$cnum) {
6782: $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
6783: }
6784: my %result=&Apache::lonnet::get('CODEs',[$old_name,"type\0$old_name"],
6785: $cdom,$cnum);
6786: my %allcodes;
6787: if ($result{"type\0$old_name"} eq 'number') {
6788: %allcodes=map {($_,1)} split(',',$result{$old_name});
6789: } else {
6790: %allcodes=map {(&Apache::lonprintout::num_to_letters($_),1)} split(',',$result{$old_name});
6791: }
6792: return %allcodes;
6793: }
6794:
6795: =pod
6796:
6797: =item scantron_validate_CODE
6798:
6799: Validates all scanlines in the selected file to not have any
6800: invalid or underspecified CODEs and that none of the codes are
6801: duplicated if this was requested.
6802:
6803: =cut
6804:
6805: sub scantron_validate_CODE {
6806: my ($r,$currentphase) = @_;
6807: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6808: if ($scantron_config{'CODElocation'} &&
6809: $scantron_config{'CODEstart'} &&
6810: $scantron_config{'CODElength'}) {
6811: if (!defined($env{'form.scantron_CODElist'})) {
6812: &FIXME_blow_up()
6813: }
6814: } else {
6815: return (0,$currentphase+1);
6816: }
6817:
6818: my %usedCODEs;
6819:
6820: my %allcodes=&get_codes();
6821:
6822: &scantron_get_maxbubble(); # parse needs the lines per response array.
6823:
6824: my ($scanlines,$scan_data)=&scantron_getfile();
6825: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6826: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6827: if ($line=~/^[\s\cz]*$/) { next; }
6828: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6829: $scan_data);
6830: my $CODE=$$scan_record{'scantron.CODE'};
6831: my $error=0;
6832: if (!&Apache::lonnet::validCODE($CODE)) {
6833: &scantron_get_correction($r,$i,$scan_record,
6834: \%scantron_config,
6835: $line,'incorrectCODE',\%allcodes);
6836: return(1,$currentphase);
6837: }
6838: if (%allcodes && !exists($allcodes{$CODE})
6839: && !$$scan_record{'scantron.useCODE'}) {
6840: &scantron_get_correction($r,$i,$scan_record,
6841: \%scantron_config,
6842: $line,'incorrectCODE',\%allcodes);
6843: return(1,$currentphase);
6844: }
6845: if (exists($usedCODEs{$CODE})
6846: && $env{'form.scantron_CODEunique'} eq 'yes'
6847: && !$$scan_record{'scantron.CODE_ignore_dup'}) {
6848: &scantron_get_correction($r,$i,$scan_record,
6849: \%scantron_config,
6850: $line,'duplicateCODE',$usedCODEs{$CODE});
6851: return(1,$currentphase);
6852: }
6853: push (@{$usedCODEs{$CODE}},$$scan_record{'scantron.PaperID'});
6854: }
6855: return (0,$currentphase+1);
6856: }
6857:
6858: =pod
6859:
6860: =item scantron_validate_doublebubble
6861:
6862: Validates all scanlines in the selected file to not have any
6863: bubble lines with multiple bubbles marked.
6864:
6865: =cut
6866:
6867: sub scantron_validate_doublebubble {
6868: my ($r,$currentphase) = @_;
6869: #get student info
6870: my $classlist=&Apache::loncoursedata::get_classlist();
6871: my %idmap=&username_to_idmap($classlist);
6872:
6873: #get scantron line setup
6874: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6875: my ($scanlines,$scan_data)=&scantron_getfile();
6876:
6877: &scantron_get_maxbubble(); # parse needs the bubble line array.
6878:
6879: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6880: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6881: if ($line=~/^[\s\cz]*$/) { next; }
6882: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6883: $scan_data);
6884: if (!defined($$scan_record{'scantron.doubleerror'})) { next; }
6885: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line,
6886: 'doublebubble',
6887: $$scan_record{'scantron.doubleerror'});
6888: return (1,$currentphase);
6889: }
6890: return (0,$currentphase+1);
6891: }
6892:
6893: =pod
6894:
6895: =item scantron_get_maxbubble
6896:
6897: Returns the maximum number of bubble lines that are expected to
6898: occur. Does this by walking the selected sequence rendering the
6899: resource and then checking &Apache::lonxml::get_problem_counter()
6900: for what the current value of the problem counter is.
6901:
6902: Caches the results to $env{'form.scantron_maxbubble'},
6903: $env{'form.scantron.bubble_lines.n'} and
6904: $env{'form.scantron.first_bubble_line.n'}
6905: which are the total number of bubble, lines, the number of bubble
6906: lines for reponse n and number of the first bubble line for response n.
6907:
6908: =cut
6909:
6910: sub scantron_get_maxbubble {
6911: if (defined($env{'form.scantron_maxbubble'}) &&
6912: $env{'form.scantron_maxbubble'}) {
6913: &restore_bubble_lines();
6914: return $env{'form.scantron_maxbubble'};
6915: }
6916:
6917: my (undef, undef, $sequence) =
6918: &Apache::lonnet::decode_symb($env{'form.selectpage'});
6919:
6920: my $navmap=Apache::lonnavmaps::navmap->new();
6921: my $map=$navmap->getResourceByUrl($sequence);
6922: my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
6923:
6924: &Apache::lonxml::clear_problem_counter();
6925:
6926: my $uname = $env{'form.student'};
6927: my $udom = $env{'form.userdom'};
6928: my $cid = $env{'request.course.id'};
6929: my $total_lines = 0;
6930: %bubble_lines_per_response = ();
6931: %first_bubble_line = ();
6932:
6933:
6934: my $response_number = 0;
6935: my $bubble_line = 0;
6936: foreach my $resource (@resources) {
6937: my $symb = $resource->symb();
6938: &Apache::lonxml::clear_bubble_lines_for_part();
6939: my $result=&Apache::lonnet::ssi($resource->src(),
6940: ('symb' => $resource->symb()),
6941: ('grade_target' => 'analyze'),
6942: ('grade_courseid' => $cid),
6943: ('grade_domain' => $udom),
6944: ('grade_username' => $uname));
6945: my (undef, $an) =
6946: split(/_HASH_REF__/,$result, 2);
6947:
6948: my %analysis = &Apache::lonnet::str2hash($an);
6949:
6950:
6951:
6952: foreach my $part_id (@{$analysis{'parts'}}) {
6953:
6954:
6955: my $lines = $analysis{"$part_id.bubble_lines"};;
6956:
6957: # TODO - make this a persistent hash not an array.
6958:
6959:
6960: $first_bubble_line{$response_number} = $bubble_line;
6961: $bubble_lines_per_response{$response_number} = $lines;
6962: $response_number++;
6963:
6964: $bubble_line += $lines;
6965: $total_lines += $lines;
6966: }
6967:
6968: }
6969: &Apache::lonnet::delenv('scantron\.');
6970:
6971: &save_bubble_lines();
6972: $env{'form.scantron_maxbubble'} =
6973: $total_lines;
6974: return $env{'form.scantron_maxbubble'};
6975: }
6976:
6977: =pod
6978:
6979: =item scantron_validate_missingbubbles
6980:
6981: Validates all scanlines in the selected file to not have any
6982: answers that don't have bubbles that have not been verified
6983: to be bubble free.
6984:
6985: =cut
6986:
6987: sub scantron_validate_missingbubbles {
6988: my ($r,$currentphase) = @_;
6989: #get student info
6990: my $classlist=&Apache::loncoursedata::get_classlist();
6991: my %idmap=&username_to_idmap($classlist);
6992:
6993: #get scantron line setup
6994: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6995: my ($scanlines,$scan_data)=&scantron_getfile();
6996: my $max_bubble=&scantron_get_maxbubble();
6997: if (!$max_bubble) { $max_bubble=2**31; }
6998: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6999: my $line=&scantron_get_line($scanlines,$scan_data,$i);
7000: if ($line=~/^[\s\cz]*$/) { next; }
7001: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
7002: $scan_data);
7003: if (!defined($$scan_record{'scantron.missingerror'})) { next; }
7004: my @to_correct;
7005:
7006: # Probably here's where the error is...
7007:
7008: foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {
7009: if ($missing > $max_bubble) { next; }
7010: push(@to_correct,$missing);
7011: }
7012: if (@to_correct) {
7013: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
7014: $line,'missingbubble',\@to_correct);
7015: return (1,$currentphase);
7016: }
7017:
7018: }
7019: return (0,$currentphase+1);
7020: }
7021:
7022: =pod
7023:
7024: =item scantron_process_students
7025:
7026: Routine that does the actual grading of the bubble sheet information.
7027:
7028: The parsed scanline hash is added to %env
7029:
7030: Then foreach unskipped scanline it does an &Apache::lonnet::ssi()
7031: foreach resource , with the form data of
7032:
7033: 'submitted' =>'scantron'
7034: 'grade_target' =>'grade',
7035: 'grade_username'=> username of student
7036: 'grade_domain' => domain of student
7037: 'grade_courseid'=> of course
7038: 'grade_symb' => symb of resource to grade
7039:
7040: This triggers a grading pass. The problem grading code takes care
7041: of converting the bubbled letter information (now in %env) into a
7042: valid submission.
7043:
7044: =cut
7045:
7046: sub scantron_process_students {
7047: my ($r) = @_;
7048: my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'});
7049: my ($symb)=&get_symb($r);
7050: if (!$symb) {return '';}
7051: my $default_form_data=&defaultFormData($symb);
7052:
7053: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
7054: my ($scanlines,$scan_data)=&scantron_getfile();
7055: my $classlist=&Apache::loncoursedata::get_classlist();
7056: my %idmap=&username_to_idmap($classlist);
7057: my $navmap=Apache::lonnavmaps::navmap->new();
7058: my $map=$navmap->getResourceByUrl($sequence);
7059: my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
7060: # $r->print("geto ".scalar(@resources)."<br />");
7061: my $result= <<SCANTRONFORM;
7062: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
7063: <input type="hidden" name="command" value="scantron_configphase" />
7064: $default_form_data
7065: SCANTRONFORM
7066: $r->print($result);
7067:
7068: my @delayqueue;
7069: my %completedstudents;
7070:
7071: my $count=&get_todo_count($scanlines,$scan_data);
7072: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status',
7073: 'Scantron Progress',$count,
7074: 'inline',undef,'scantronupload');
7075: &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
7076: 'Processing first student');
7077: my $start=&Time::HiRes::time();
7078: my $i=-1;
7079: my ($uname,$udom,$started);
7080:
7081: &scantron_get_maxbubble(); # Need the bubble lines array to parse.
7082:
7083: while ($i<$scanlines->{'count'}) {
7084: ($uname,$udom)=('','');
7085: $i++;
7086: my $line=&scantron_get_line($scanlines,$scan_data,$i);
7087: if ($line=~/^[\s\cz]*$/) { next; }
7088: if ($started) {
7089: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
7090: 'last student');
7091: }
7092: $started=1;
7093: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
7094: $scan_data);
7095: unless ($uname=&scantron_find_student($scan_record,$scan_data,
7096: \%idmap,$i)) {
7097: &scantron_add_delay(\@delayqueue,$line,
7098: 'Unable to find a student that matches',1);
7099: next;
7100: }
7101: if (exists $completedstudents{$uname}) {
7102: &scantron_add_delay(\@delayqueue,$line,
7103: 'Student '.$uname.' has multiple sheets',2);
7104: next;
7105: }
7106: ($uname,$udom)=split(/:/,$uname);
7107:
7108: &Apache::lonxml::clear_problem_counter();
7109: &Apache::lonnet::appenv(%$scan_record);
7110:
7111: if (&scantron_clear_skip($scanlines,$scan_data,$i)) {
7112: &scantron_putfile($scanlines,$scan_data);
7113: }
7114:
7115: my $i=0;
7116: foreach my $resource (@resources) {
7117: $i++;
7118: my %form=('submitted' =>'scantron',
7119: 'grade_target' =>'grade',
7120: 'grade_username'=>$uname,
7121: 'grade_domain' =>$udom,
7122: 'grade_courseid'=>$env{'request.course.id'},
7123: 'grade_symb' =>$resource->symb());
7124: if (exists($scan_record->{'scantron.CODE'})
7125: &&
7126: &Apache::lonnet::validCODE($scan_record->{'scantron.CODE'})) {
7127: $form{'CODE'}=$scan_record->{'scantron.CODE'};
7128: } else {
7129: $form{'CODE'}='';
7130: }
7131: my $result=&Apache::lonnet::ssi($resource->src(),%form);
7132: if ($result ne '') {
7133: }
7134: if (&Apache::loncommon::connection_aborted($r)) { last; }
7135: }
7136: $completedstudents{$uname}={'line'=>$line};
7137: if (&Apache::loncommon::connection_aborted($r)) { last; }
7138: } continue {
7139: &Apache::lonxml::clear_problem_counter();
7140: &Apache::lonnet::delenv('scantron\.');
7141: }
7142: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
7143: # my $lasttime = &Time::HiRes::time()-$start;
7144: # $r->print("<p>took $lasttime</p>");
7145:
7146: $r->print("</form>");
7147: $r->print(&show_grading_menu_form($symb));
7148: return '';
7149: }
7150:
7151: =pod
7152:
7153: =item scantron_upload_scantron_data
7154:
7155: Creates the screen for adding a new bubble sheet data file to a course.
7156:
7157: =cut
7158:
7159: sub scantron_upload_scantron_data {
7160: my ($r)=@_;
7161: $r->print(&Apache::loncommon::coursebrowser_javascript($env{'request.role.domain'}));
7162: my $select_link=&Apache::loncommon::selectcourse_link('rules','courseid',
7163: 'domainid',
7164: 'coursename');
7165: my $domsel=&Apache::loncommon::select_dom_form($env{'request.role.domain'},
7166: 'domainid');
7167: my $default_form_data=&defaultFormData(&get_symb($r,1));
7168: $r->print(<<UPLOAD);
7169: <script type="text/javascript" language="javascript">
7170: function checkUpload(formname) {
7171: if (formname.upfile.value == "") {
7172: alert("Please use the browse button to select a file from your local directory.");
7173: return false;
7174: }
7175: formname.submit();
7176: }
7177: </script>
7178:
7179: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
7180: $default_form_data
7181: <table>
7182: <tr><td>$select_link </td></tr>
7183: <tr><td>Course ID: </td><td><input name='courseid' type='text' /> </td></tr>
7184: <tr><td>Course Name: </td><td><input name='coursename' type='text' /></td></tr>
7185: <tr><td>Domain: </td><td>$domsel </td></tr>
7186: <tr><td>File to upload:</td><td><input type="file" name="upfile" size="50" /></td></tr>
7187: </table>
7188: <input name='command' value='scantronupload_save' type='hidden' />
7189: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
7190: </form>
7191: UPLOAD
7192: return '';
7193: }
7194:
7195: =pod
7196:
7197: =item scantron_upload_scantron_data_save
7198:
7199: Adds a provided bubble information data file to the course if user
7200: has the correct privileges to do so.
7201:
7202: =cut
7203:
7204: sub scantron_upload_scantron_data_save {
7205: my($r)=@_;
7206: my ($symb)=&get_symb($r,1);
7207: my $doanotherupload=
7208: '<br /><form action="/adm/grades" method="post">'."\n".
7209: '<input type="hidden" name="command" value="scantronupload" />'."\n".
7210: '<input type="submit" name="submit" value="Do Another Upload" />'."\n".
7211: '</form>'."\n";
7212: if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) &&
7213: !&Apache::lonnet::allowed('usc',
7214: $env{'form.domainid'}.'_'.$env{'form.courseid'})) {
7215: $r->print("You are not allowed to upload Scantron data to the requested course.<br />");
7216: if ($symb) {
7217: $r->print(&show_grading_menu_form($symb));
7218: } else {
7219: $r->print($doanotherupload);
7220: }
7221: return '';
7222: }
7223: my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'});
7224: $r->print("Doing upload to ".$coursedata{'description'}." <br />");
7225: my $fname=$env{'form.upfile.filename'};
7226: #FIXME
7227: #copied from lonnet::userfileupload()
7228: #make that function able to target a specified course
7229: # Replace Windows backslashes by forward slashes
7230: $fname=~s/\\/\//g;
7231: # Get rid of everything but the actual filename
7232: $fname=~s/^.*\/([^\/]+)$/$1/;
7233: # Replace spaces by underscores
7234: $fname=~s/\s+/\_/g;
7235: # Replace all other weird characters by nothing
7236: $fname=~s/[^\w\.\-]//g;
7237: # See if there is anything left
7238: unless ($fname) { return 'error: no uploaded file'; }
7239: my $uploadedfile=$fname;
7240: $fname='scantron_orig_'.$fname;
7241: if (length($env{'form.upfile'}) < 2) {
7242: $r->print("<span class=\"LC_error\">Error:</span> The file you attempted to upload, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>, contained no information. Please check that you entered the correct filename.");
7243: } else {
7244: my $result=&Apache::lonnet::finishuserfileupload($env{'form.courseid'},$env{'form.domainid'},'upfile',$fname);
7245: if ($result =~ m|^/uploaded/|) {
7246: $r->print("<span class=\"LC_success\">Success:</span> Successfully uploaded ".(length($env{'form.upfile'})-1)." bytes of data into location <tt>".$result."</tt>");
7247: } else {
7248: $r->print("<span class=\"LC_error\">Error:</span> An error (".$result.") occurred when attempting to upload the file, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>");
7249: }
7250: }
7251: if ($symb) {
7252: $r->print(&scantron_selectphase($r,$uploadedfile));
7253: } else {
7254: $r->print($doanotherupload);
7255: }
7256: return '';
7257: }
7258:
7259: =pod
7260:
7261: =item valid_file
7262:
7263: Validates that the requested bubble data file exists in the course.
7264:
7265: =cut
7266:
7267: sub valid_file {
7268: my ($requested_file)=@_;
7269: foreach my $filename (sort(&scantron_filenames())) {
7270: if ($requested_file eq $filename) { return 1; }
7271: }
7272: return 0;
7273: }
7274:
7275: =pod
7276:
7277: =item scantron_download_scantron_data
7278:
7279: Shows a list of the three internal files (original, corrected,
7280: skipped) for a specific bubble sheet data file that exists in the
7281: course.
7282:
7283: =cut
7284:
7285: sub scantron_download_scantron_data {
7286: my ($r)=@_;
7287: my $default_form_data=&defaultFormData(&get_symb($r,1));
7288: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
7289: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
7290: my $file=$env{'form.scantron_selectfile'};
7291: if (! &valid_file($file)) {
7292: $r->print(<<ERROR);
7293: <p>
7294: The requested file name was invalid.
7295: </p>
7296: ERROR
7297: $r->print(&show_grading_menu_form(&get_symb($r,1)));
7298: return;
7299: }
7300: my $orig='/uploaded/'.$cdom.'/'.$cname.'/scantron_orig_'.$file;
7301: my $corrected='/uploaded/'.$cdom.'/'.$cname.'/scantron_corrected_'.$file;
7302: my $skipped='/uploaded/'.$cdom.'/'.$cname.'/scantron_skipped_'.$file;
7303: &Apache::lonnet::allowuploaded('/adm/grades',$orig);
7304: &Apache::lonnet::allowuploaded('/adm/grades',$corrected);
7305: &Apache::lonnet::allowuploaded('/adm/grades',$skipped);
7306: $r->print(<<DOWNLOAD);
7307: <p>
7308: <a href="$orig">Original</a> file as uploaded by the scantron office.
7309: </p>
7310: <p>
7311: <a href="$corrected">Corrections</a>, a file of corrected records that were used in grading.
7312: </p>
7313: <p>
7314: <a href="$skipped">Skipped</a>, a file of records that were skipped.
7315: </p>
7316: DOWNLOAD
7317: $r->print(&show_grading_menu_form(&get_symb($r,1)));
7318: return '';
7319: }
7320:
7321: =pod
7322:
7323: =back
7324:
7325: =cut
7326:
7327: #-------- end of section for handling grading scantron forms -------
7328: #
7329: #-------------------------------------------------------------------
7330:
7331: #-------------------------- Menu interface -------------------------
7332: #
7333: #--- Show a Grading Menu button - Calls the next routine ---
7334: sub show_grading_menu_form {
7335: my ($symb)=@_;
7336: my $result.='<br /><form action="/adm/grades" method="post">'."\n".
7337: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7338: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
7339: '<input type="hidden" name="command" value="gradingmenu" />'."\n".
7340: '<input type="submit" name="submit" value="'.&mt('Grading Menu').'" />'."\n".
7341: '</form>'."\n";
7342: return $result;
7343: }
7344:
7345: # -- Retrieve choices for grading form
7346: sub savedState {
7347: my %savedState = ();
7348: if ($env{'form.saveState'}) {
7349: foreach (split(/:/,$env{'form.saveState'})) {
7350: my ($key,$value) = split(/=/,$_,2);
7351: $savedState{$key} = $value;
7352: }
7353: }
7354: return \%savedState;
7355: }
7356:
7357: sub grading_menu {
7358: my ($request) = @_;
7359: my ($symb)=&get_symb($request);
7360: if (!$symb) {return '';}
7361: my $probTitle = &Apache::lonnet::gettitle($symb);
7362: my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
7363:
7364: $request->print($table);
7365: my %fields = ('symb'=>&Apache::lonenc::check_encrypt($symb),
7366: 'handgrade'=>$hdgrade,
7367: 'probTitle'=>$probTitle,
7368: 'command'=>'submit_options',
7369: 'saveState'=>"",
7370: 'gradingMenu'=>1,
7371: 'showgrading'=>"yes");
7372: my $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7373: my @menu = ({ url => $url,
7374: name => &mt('Manual Grading/View Submissions'),
7375: short_description =>
7376: &mt('Start the process of hand grading submissions.'),
7377: });
7378: $fields{'command'} = 'csvform';
7379: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7380: push (@menu, { url => $url,
7381: name => &mt('Upload Scores'),
7382: short_description =>
7383: &mt('Specify a file containing the class scores for current resource.')});
7384: $fields{'command'} = 'processclicker';
7385: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7386: push (@menu, { url => $url,
7387: name => &mt('Process Clicker'),
7388: short_description =>
7389: &mt('Specify a file containing the clicker information for this resource.')});
7390: $fields{'command'} = 'scantron_selectphase';
7391: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7392: push (@menu, { url => $url,
7393: name => &mt('Grade/Manage Scantron Forms'),
7394: short_description =>
7395: &mt('')});
7396: $fields{'command'} = 'verify';
7397: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7398: push (@menu, { url => "",
7399: name => &mt('Verify Receipt'),
7400: short_description =>
7401: &mt('')});
7402: #
7403: # Create the menu
7404: my $Str;
7405: # $Str .= '<h2>'.&mt('Please select a grading task').'</h2>';
7406: $Str .= '<form method="post" action="" name="gradingMenu">';
7407: $Str .= '<input type="hidden" name="command" value="" />'.
7408: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7409: '<input type="hidden" name="handgrade" value="'.$hdgrade.'" />'."\n".
7410: '<input type="hidden" name="probTitle" value="'.$probTitle.'" />'."\n".
7411: '<input type="hidden" name="saveState" value="" />'."\n".
7412: '<input type="hidden" name="gradingMenu" value="1" />'."\n".
7413: '<input type="hidden" name="showgrading" value="yes" />'."\n";
7414:
7415: foreach my $menudata (@menu) {
7416: if ($menudata->{'name'} ne &mt('Verify Receipt')) {
7417: $Str .=' <h3><a '.
7418: $menudata->{'jscript'}.
7419: ' href="'.
7420: $menudata->{'url'}.'" >'.
7421: $menudata->{'name'}."</a></h3>\n";
7422: } else {
7423: $Str .=' <h3><input type="button" value="'.&mt('Verify Receipt').'" '.
7424: $menudata->{'jscript'}.
7425: ' onClick="javascript:checkChoice(document.forms.gradingMenu,\'5\',\'verify\')" '.
7426: ' /></h3>';
7427: $Str .= (' 'x8).
7428: &mt(' receipt: [_1]',
7429: &Apache::lonnet::recprefix($env{'request.course.id'}).
7430: '-<input type="text" name="receipt" size="4" onChange="javascript:checkReceiptNo(this.form,\'OK\')" />');
7431: }
7432: $Str .= ' '.(' 'x8).$menudata->{'short_description'}.
7433: "\n";
7434: }
7435: $Str .="</form>\n";
7436: $request->print(<<GRADINGMENUJS);
7437: <script type="text/javascript" language="javascript">
7438: function checkChoice(formname,val,cmdx) {
7439: if (val <= 2) {
7440: var cmd = radioSelection(formname.radioChoice);
7441: var cmdsave = cmd;
7442: } else {
7443: cmd = cmdx;
7444: cmdsave = 'submission';
7445: }
7446: formname.command.value = cmd;
7447: if (val < 5) formname.submit();
7448: if (val == 5) {
7449: if (!checkReceiptNo(formname,'notOK')) {
7450: return false;
7451: } else {
7452: formname.submit();
7453: }
7454: }
7455: }
7456:
7457: function checkReceiptNo(formname,nospace) {
7458: var receiptNo = formname.receipt.value;
7459: var checkOpt = false;
7460: if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
7461: if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
7462: if (checkOpt) {
7463: alert("Please enter a receipt number given by a student in the receipt box.");
7464: formname.receipt.value = "";
7465: formname.receipt.focus();
7466: return false;
7467: }
7468: return true;
7469: }
7470: </script>
7471: GRADINGMENUJS
7472: &commonJSfunctions($request);
7473: return $Str;
7474: }
7475:
7476:
7477: #--- Displays the submissions first page -------
7478: sub submit_options {
7479: my ($request) = @_;
7480: my ($symb)=&get_symb($request);
7481: if (!$symb) {return '';}
7482: my $probTitle = &Apache::lonnet::gettitle($symb);
7483:
7484: $request->print(<<GRADINGMENUJS);
7485: <script type="text/javascript" language="javascript">
7486: function checkChoice(formname,val,cmdx) {
7487: if (val <= 2) {
7488: var cmd = radioSelection(formname.radioChoice);
7489: var cmdsave = cmd;
7490: } else {
7491: cmd = cmdx;
7492: cmdsave = 'submission';
7493: }
7494: formname.command.value = cmd;
7495: formname.saveState.value = "saveCmd="+cmdsave+":saveSec="+pullDownSelection(formname.section)+
7496: ":saveSub="+pullDownSelection(formname.submitonly)+":saveStatus="+pullDownSelection(formname.Status);
7497: if (val < 5) formname.submit();
7498: if (val == 5) {
7499: if (!checkReceiptNo(formname,'notOK')) { return false;}
7500: formname.submit();
7501: }
7502: if (val < 7) formname.submit();
7503: }
7504:
7505: function checkReceiptNo(formname,nospace) {
7506: var receiptNo = formname.receipt.value;
7507: var checkOpt = false;
7508: if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
7509: if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
7510: if (checkOpt) {
7511: alert("Please enter a receipt number given by a student in the receipt box.");
7512: formname.receipt.value = "";
7513: formname.receipt.focus();
7514: return false;
7515: }
7516: return true;
7517: }
7518: </script>
7519: GRADINGMENUJS
7520: &commonJSfunctions($request);
7521: my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
7522: my $result;
7523: my (undef,$sections) = &getclasslist('all','0');
7524: my $savedState = &savedState();
7525: my $saveCmd = ($$savedState{'saveCmd'} eq '' ? 'submission' : $$savedState{'saveCmd'});
7526: my $saveSec = ($$savedState{'saveSec'} eq '' ? 'all' : $$savedState{'saveSec'});
7527: my $saveSub = ($$savedState{'saveSub'} eq '' ? 'all' : $$savedState{'saveSub'});
7528: my $saveStatus = ($$savedState{'saveStatus'} eq '' ? 'Active' : $$savedState{'saveStatus'});
7529:
7530: $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
7531: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7532: '<input type="hidden" name="handgrade" value="'.$hdgrade.'" />'."\n".
7533: '<input type="hidden" name="probTitle" value="'.$probTitle.'" />'."\n".
7534: '<input type="hidden" name="command" value="" />'."\n".
7535: '<input type="hidden" name="saveState" value="" />'."\n".
7536: '<input type="hidden" name="gradingMenu" value="1" />'."\n".
7537: '<input type="hidden" name="showgrading" value="yes" />'."\n";
7538:
7539: $result.='
7540: <div class="LC_grade_select_mode">
7541: <div class="LC_grade_select_mode_current">
7542: <h2>
7543: '.&mt('Grade Current Resource').'
7544: </h2>
7545: <div class="LC_grade_select_mode_body">
7546: <div class="LC_grades_resource_info">
7547: '.$table.'
7548: </div>
7549: <div class="LC_grade_select_mode_selector">
7550: <div class="LC_grade_select_mode_selector_header">
7551: '.&mt('Sections').'
7552: </div>
7553: <div class="LC_grade_select_mode_selector_body">
7554: <select name="section" multiple="multiple" size="5">'."\n";
7555: if (ref($sections)) {
7556: foreach my $section (sort (@$sections)) {
7557: $result.='<option value="'.$section.'" '.
7558: ($saveSec eq $section ? 'selected="selected"':'').'>'.$section.'</option>'."\n";
7559: }
7560: }
7561: $result.= '<option value="all" '.($saveSec eq 'all' ? 'selected="selected"' : ''). '>all</option></select> ';
7562: $result.='
7563: </div>
7564: </div>
7565: <div class="LC_grade_select_mode_selector">
7566: <div class="LC_grade_select_mode_selector_header">
7567: '.&mt('Groups').'
7568: </div>
7569: <div class="LC_grade_select_mode_selector_body">
7570: '.&Apache::lonstatistics::GroupSelect('group','multiple',5).'
7571: </div>
7572: </div>
7573: <div class="LC_grade_select_mode_selector">
7574: <div class="LC_grade_select_mode_selector_header">
7575: '.&mt('Access Status').'
7576: </div>
7577: <div class="LC_grade_select_mode_selector_body">
7578: '.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,5,undef,'mult').'
7579: </div>
7580: </div>
7581: <div class="LC_grade_select_mode_selector">
7582: <div class="LC_grade_select_mode_selector_header">
7583: '.&mt('Submission Status').'
7584: </div>
7585: <div class="LC_grade_select_mode_selector_body">
7586: <select name="submitonly" size="5">
7587: <option value="yes" '. ($saveSub eq 'yes' ? 'selected="selected"' : '').'>'.&mt('with submissions').'</option>
7588: <option value="queued" '. ($saveSub eq 'queued' ? 'selected="selected"' : '').'>'.&mt('in grading queue').'</option>
7589: <option value="graded" '. ($saveSub eq 'graded' ? 'selected="selected"' : '').'>'.&mt('with ungraded submissions').'</option>
7590: <option value="incorrect" '.($saveSub eq 'incorrect' ? 'selected="selected"' : '').'>'.&mt('with incorrect submissions').'</option>
7591: <option value="all" '. ($saveSub eq 'all' ? 'selected="selected"' : '').'>'.&mt('with any status').'</option>
7592: </select>
7593: </div>
7594: </div>
7595: <div class="LC_grade_select_mode_type_body">
7596: <div class="LC_grade_select_mode_type">
7597: <label>
7598: <input type="radio" name="radioChoice" value="submission" '.
7599: ($saveCmd eq 'submission' ? 'checked="checked"' : '').' /> '.
7600: &mt('Select individual students to grade and view submissions.').'
7601: </label>
7602: </div>
7603: <div class="LC_grade_select_mode_type">
7604: <label>
7605: <input type="radio" name="radioChoice" value="viewgrades" '.
7606: ($saveCmd eq 'viewgrades' ? 'checked="checked"' : '').' /> '.
7607: &mt('Grade all selected students in a grading table.').'
7608: </label>
7609: </div>
7610: <div class="LC_grade_select_mode_type">
7611: <input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next->').'" />
7612: </div>
7613: </div>
7614: </div>
7615: </div>
7616: <div class="LC_grade_select_mode_page">
7617: <h2>
7618: '.&mt('Grade Complete Folder for One Student').'
7619: </h2>
7620: <div class="LC_grades_select_mode_body">
7621: <div class="LC_grade_select_mode_type_body">
7622: <div class="LC_grade_select_mode_type">
7623: <label>
7624: <input type="radio" name="radioChoice" value="pickStudentPage" '.
7625: ($saveCmd eq 'pickStudentPage' ? 'checked="checked"' : '').' /> '.
7626: &mt('The <b>complete</b> page/sequence/folder: For one student').'
7627: </label>
7628: </div>
7629: <div class="LC_grade_select_mode_type">
7630: <input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next->').'" />
7631: </div>
7632: </div>
7633: </div>
7634: </div>
7635: </div>
7636: </form>';
7637: return $result;
7638: }
7639:
7640: sub reset_perm {
7641: undef(%perm);
7642: }
7643:
7644: sub init_perm {
7645: &reset_perm();
7646: foreach my $test_perm ('vgr','mgr','opa') {
7647:
7648: my $scope = $env{'request.course.id'};
7649: if (!($perm{$test_perm}=&Apache::lonnet::allowed($test_perm,$scope))) {
7650:
7651: $scope .= '/'.$env{'request.course.sec'};
7652: if ( $perm{$test_perm}=
7653: &Apache::lonnet::allowed($test_perm,$scope)) {
7654: $perm{$test_perm.'_section'}=$env{'request.course.sec'};
7655: } else {
7656: delete($perm{$test_perm});
7657: }
7658: }
7659: }
7660: }
7661:
7662: sub gather_clicker_ids {
7663: my %clicker_ids;
7664:
7665: my $classlist = &Apache::loncoursedata::get_classlist();
7666:
7667: # Set up a couple variables.
7668: my $username_idx = &Apache::loncoursedata::CL_SNAME();
7669: my $domain_idx = &Apache::loncoursedata::CL_SDOM();
7670: my $status_idx = &Apache::loncoursedata::CL_STATUS();
7671:
7672: foreach my $student (keys(%$classlist)) {
7673: if ($classlist->{$student}->[$status_idx] ne 'Active') { next; }
7674: my $username = $classlist->{$student}->[$username_idx];
7675: my $domain = $classlist->{$student}->[$domain_idx];
7676: my $clickers =
7677: (&Apache::lonnet::userenvironment($domain,$username,'clickers'))[1];
7678: foreach my $id (split(/\,/,$clickers)) {
7679: $id=~s/^[\#0]+//;
7680: $id=~s/[\-\:]//g;
7681: if (exists($clicker_ids{$id})) {
7682: $clicker_ids{$id}.=','.$username.':'.$domain;
7683: } else {
7684: $clicker_ids{$id}=$username.':'.$domain;
7685: }
7686: }
7687: }
7688: return %clicker_ids;
7689: }
7690:
7691: sub gather_adv_clicker_ids {
7692: my %clicker_ids;
7693: my $cnum=$env{'course.'.$env{'request.course.id'}.'.num'};
7694: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
7695: my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
7696: foreach my $element (sort(keys(%coursepersonnel))) {
7697: foreach my $person (split(/\,/,$coursepersonnel{$element})) {
7698: my ($puname,$pudom)=split(/\:/,$person);
7699: my $clickers =
7700: (&Apache::lonnet::userenvironment($pudom,$puname,'clickers'))[1];
7701: foreach my $id (split(/\,/,$clickers)) {
7702: $id=~s/^[\#0]+//;
7703: $id=~s/[\-\:]//g;
7704: if (exists($clicker_ids{$id})) {
7705: $clicker_ids{$id}.=','.$puname.':'.$pudom;
7706: } else {
7707: $clicker_ids{$id}=$puname.':'.$pudom;
7708: }
7709: }
7710: }
7711: }
7712: return %clicker_ids;
7713: }
7714:
7715: sub clicker_grading_parameters {
7716: return ('gradingmechanism' => 'scalar',
7717: 'upfiletype' => 'scalar',
7718: 'specificid' => 'scalar',
7719: 'pcorrect' => 'scalar',
7720: 'pincorrect' => 'scalar');
7721: }
7722:
7723: sub process_clicker {
7724: my ($r)=@_;
7725: my ($symb)=&get_symb($r);
7726: if (!$symb) {return '';}
7727: my $result=&checkforfile_js();
7728: $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
7729: my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
7730: $result.=$table;
7731: $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
7732: $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
7733: $result.=' <b>'.&mt('Specify a file containing the clicker information for this resource').
7734: '.</b></td></tr>'."\n";
7735: $result.='<tr bgcolor=#ffffe6><td>'."\n";
7736: # Attempt to restore parameters from last session, set defaults if not present
7737: my %Saveable_Parameters=&clicker_grading_parameters();
7738: &Apache::loncommon::restore_course_settings('grades_clicker',
7739: \%Saveable_Parameters);
7740: if (!$env{'form.pcorrect'}) { $env{'form.pcorrect'}=100; }
7741: if (!$env{'form.pincorrect'}) { $env{'form.pincorrect'}=100; }
7742: if (!$env{'form.gradingmechanism'}) { $env{'form.gradingmechanism'}='attendance'; }
7743: if (!$env{'form.upfiletype'}) { $env{'form.upfiletype'}='iclicker'; }
7744:
7745: my %checked;
7746: foreach my $gradingmechanism ('attendance','personnel','specific') {
7747: if ($env{'form.gradingmechanism'} eq $gradingmechanism) {
7748: $checked{$gradingmechanism}="checked='checked'";
7749: }
7750: }
7751:
7752: my $upload=&mt("Upload File");
7753: my $type=&mt("Type");
7754: my $attendance=&mt("Award points just for participation");
7755: my $personnel=&mt("Correctness determined from response by course personnel");
7756: my $specific=&mt("Correctness determined from response with clicker ID(s)");
7757: my $pcorrect=&mt("Percentage points for correct solution");
7758: my $pincorrect=&mt("Percentage points for incorrect solution");
7759: my $selectform=&Apache::loncommon::select_form($env{'form.upfiletype'},'upfiletype',
7760: ('iclicker' => 'i>clicker',
7761: 'interwrite' => 'interwrite PRS'));
7762: $symb = &Apache::lonenc::check_encrypt($symb);
7763: $result.=<<ENDUPFORM;
7764: <script type="text/javascript">
7765: function sanitycheck() {
7766: // Accept only integer percentages
7767: document.forms.gradesupload.pcorrect.value=Math.round(document.forms.gradesupload.pcorrect.value);
7768: document.forms.gradesupload.pincorrect.value=Math.round(document.forms.gradesupload.pincorrect.value);
7769: // Find out grading choice
7770: for (i=0; i<document.forms.gradesupload.gradingmechanism.length; i++) {
7771: if (document.forms.gradesupload.gradingmechanism[i].checked) {
7772: gradingchoice=document.forms.gradesupload.gradingmechanism[i].value;
7773: }
7774: }
7775: // By default, new choice equals user selection
7776: newgradingchoice=gradingchoice;
7777: // Not good to give more points for false answers than correct ones
7778: if (Math.round(document.forms.gradesupload.pcorrect.value)<Math.round(document.forms.gradesupload.pincorrect.value)) {
7779: document.forms.gradesupload.pcorrect.value=document.forms.gradesupload.pincorrect.value;
7780: }
7781: // If new choice is attendance only, and old choice was correctness-based, restore defaults
7782: if ((gradingchoice=='attendance') && (document.forms.gradesupload.waschecked.value!='attendance')) {
7783: document.forms.gradesupload.pcorrect.value=100;
7784: document.forms.gradesupload.pincorrect.value=100;
7785: }
7786: // If the values are different, cannot be attendance only
7787: if ((Math.round(document.forms.gradesupload.pcorrect.value)!=Math.round(document.forms.gradesupload.pincorrect.value)) &&
7788: (gradingchoice=='attendance')) {
7789: newgradingchoice='personnel';
7790: }
7791: // Change grading choice to new one
7792: for (i=0; i<document.forms.gradesupload.gradingmechanism.length; i++) {
7793: if (document.forms.gradesupload.gradingmechanism[i].value==newgradingchoice) {
7794: document.forms.gradesupload.gradingmechanism[i].checked=true;
7795: } else {
7796: document.forms.gradesupload.gradingmechanism[i].checked=false;
7797: }
7798: }
7799: // Remember the old state
7800: document.forms.gradesupload.waschecked.value=newgradingchoice;
7801: }
7802: </script>
7803: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
7804: <input type="hidden" name="symb" value="$symb" />
7805: <input type="hidden" name="command" value="processclickerfile" />
7806: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
7807: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
7808: <input type="file" name="upfile" size="50" />
7809: <br /><label>$type: $selectform</label>
7810: <br /><label><input type="radio" name="gradingmechanism" value="attendance" $checked{'attendance'} onClick="sanitycheck()" />$attendance </label>
7811: <br /><label><input type="radio" name="gradingmechanism" value="personnel" $checked{'personnel'} onClick="sanitycheck()" />$personnel</label>
7812: <br /><label><input type="radio" name="gradingmechanism" value="specific" $checked{'specific'} onClick="sanitycheck()" />$specific </label>
7813: <input type="text" name="specificid" value="$env{'form.specificid'}" size="20" />
7814: <input type="hidden" name="waschecked" value="$env{'form.gradingmechanism'}" />
7815: <br /><label>$pcorrect: <input type="text" name="pcorrect" size="4" value="$env{'form.pcorrect'}" onChange="sanitycheck()" /></label>
7816: <br /><label>$pincorrect: <input type="text" name="pincorrect" size="4" value="$env{'form.pincorrect'}" onChange="sanitycheck()" /></label>
7817: <br /><input type="button" onClick="javascript:checkUpload(this.form);" value="$upload" />
7818: </form>
7819: ENDUPFORM
7820: $result.='</td></tr></table>'."\n".
7821: '</td></tr></table><br /><br />'."\n";
7822: $result.=&show_grading_menu_form($symb);
7823: return $result;
7824: }
7825:
7826: sub process_clicker_file {
7827: my ($r)=@_;
7828: my ($symb)=&get_symb($r);
7829: if (!$symb) {return '';}
7830:
7831: my %Saveable_Parameters=&clicker_grading_parameters();
7832: &Apache::loncommon::store_course_settings('grades_clicker',
7833: \%Saveable_Parameters);
7834:
7835: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
7836: if (($env{'form.gradingmechanism'} eq 'specific') && ($env{'form.specificid'}!~/\w/)) {
7837: $result.='<span class="LC_error">'.&mt('You need to specify a clicker ID for the correct answer').'</span>';
7838: return $result.&show_grading_menu_form($symb);
7839: }
7840: my %clicker_ids=&gather_clicker_ids();
7841: my %correct_ids;
7842: if ($env{'form.gradingmechanism'} eq 'personnel') {
7843: %correct_ids=&gather_adv_clicker_ids();
7844: }
7845: if ($env{'form.gradingmechanism'} eq 'specific') {
7846: foreach my $correct_id (split(/[\s\,]/,$env{'form.specificid'})) {;
7847: $correct_id=~tr/a-z/A-Z/;
7848: $correct_id=~s/\s//gs;
7849: $correct_id=~s/^[\#0]+//;
7850: $correct_id=~s/[\-\:]//g;
7851: if ($correct_id) {
7852: $correct_ids{$correct_id}='specified';
7853: }
7854: }
7855: }
7856: if ($env{'form.gradingmechanism'} eq 'attendance') {
7857: $result.=&mt('Score based on attendance only');
7858: } else {
7859: my $number=0;
7860: $result.='<p><b>'.&mt('Correctness determined by the following IDs').'</b>';
7861: foreach my $id (sort(keys(%correct_ids))) {
7862: $result.='<br /><tt>'.$id.'</tt> - ';
7863: if ($correct_ids{$id} eq 'specified') {
7864: $result.=&mt('specified');
7865: } else {
7866: my ($uname,$udom)=split(/\:/,$correct_ids{$id});
7867: $result.=&Apache::loncommon::plainname($uname,$udom);
7868: }
7869: $number++;
7870: }
7871: $result.="</p>\n";
7872: if ($number==0) {
7873: $result.='<span class="LC_error">'.&mt('No IDs found to determine correct answer').'</span>';
7874: return $result.&show_grading_menu_form($symb);
7875: }
7876: }
7877: if (length($env{'form.upfile'}) < 2) {
7878: $result.=&mt('[_1] Error: [_2] The file you attempted to upload, [_3] contained no information. Please check that you entered the correct filename.',
7879: '<span class="LC_error">',
7880: '</span>',
7881: '<span class="LC_filename">'.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'</span>');
7882: return $result.&show_grading_menu_form($symb);
7883: }
7884:
7885: # Were able to get all the info needed, now analyze the file
7886:
7887: $result.=&Apache::loncommon::studentbrowser_javascript();
7888: $symb = &Apache::lonenc::check_encrypt($symb);
7889: my $heading=&mt('Scanning clicker file');
7890: $result.=(<<ENDHEADER);
7891: <br /><table width="100%" border="0"><tr><td bgcolor="#777777">
7892: <table width="100%" border="0"><tr bgcolor="#e6ffff"><td>
7893: <b>$heading</b></td></tr><tr bgcolor=#ffffe6><td>
7894: <form method="post" action="/adm/grades" name="clickeranalysis">
7895: <input type="hidden" name="symb" value="$symb" />
7896: <input type="hidden" name="command" value="assignclickergrades" />
7897: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
7898: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
7899: <input type="hidden" name="gradingmechanism" value="$env{'form.gradingmechanism'}" />
7900: <input type="hidden" name="pcorrect" value="$env{'form.pcorrect'}" />
7901: <input type="hidden" name="pincorrect" value="$env{'form.pincorrect'}" />
7902: ENDHEADER
7903: my %responses;
7904: my @questiontitles;
7905: my $errormsg='';
7906: my $number=0;
7907: if ($env{'form.upfiletype'} eq 'iclicker') {
7908: ($errormsg,$number)=&iclicker_eval(\@questiontitles,\%responses);
7909: }
7910: if ($env{'form.upfiletype'} eq 'interwrite') {
7911: ($errormsg,$number)=&interwrite_eval(\@questiontitles,\%responses);
7912: }
7913: $result.='<br />'.&mt('Found [_1] question(s)',$number).'<br />'.
7914: '<input type="hidden" name="number" value="'.$number.'" />'.
7915: &mt('Awarding [_1] percent for corrion(s)',$number).'<br />'.
7916: '<input type="hidden" name="number" value="'.$number.'" />'.
7917: &mt('Awarding [_1] percent for correct and [_2] percent for incorrect responses',
7918: $env{'form.pcorrect'},$env{'form.pincorrect'}).
7919: '<br />';
7920: # Remember Question Titles
7921: # FIXME: Possibly need delimiter other than ":"
7922: for (my $i=0;$i<$number;$i++) {
7923: $result.='<input type="hidden" name="question:'.$i.'" value="'.
7924: &HTML::Entities::encode($questiontitles[$i],'"&<>').'" />';
7925: }
7926: my $correct_count=0;
7927: my $student_count=0;
7928: my $unknown_count=0;
7929: # Match answers with usernames
7930: # FIXME: Possibly need delimiter other than ":"
7931: foreach my $id (keys(%responses)) {
7932: if ($correct_ids{$id}) {
7933: $result.="\n".'<input type="hidden" name="correct:'.$correct_count.':'.$correct_ids{$id}.'" value="'.$responses{$id}.'" />';
7934: $correct_count++;
7935: } elsif ($clicker_ids{$id}) {
7936: if ($clicker_ids{$id}=~/\,/) {
7937: # More than one user with the same clicker!
7938: $result.="\n<hr />".&mt('Clicker registered more than once').": <tt>".$id."</tt><br />";
7939: $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
7940: "<select name='multi".$id."'>";
7941: foreach my $reguser (sort(split(/\,/,$clicker_ids{$id}))) {
7942: $result.="<option value='".$reguser."'>".&Apache::loncommon::plainname(split(/\:/,$reguser)).' ('.$reguser.')</option>';
7943: }
7944: $result.='</select>';
7945: $unknown_count++;
7946: } else {
7947: # Good: found one and only one user with the right clicker
7948: $result.="\n".'<input type="hidden" name="student:'.$clicker_ids{$id}.'" value="'.$responses{$id}.'" />';
7949: $student_count++;
7950: }
7951: } else {
7952: $result.="\n<hr />".&mt('Unregistered Clicker')." <tt>".$id."</tt><br />";
7953: $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
7954: "\n".&mt("Username").": <input type='text' name='uname".$id."' /> ".
7955: "\n".&mt("Domain").": ".
7956: &Apache::loncommon::select_dom_form($env{'course.'.$env{'request.course.id'}.'.domain'},'udom'.$id).' '.
7957: &Apache::loncommon::selectstudent_link('clickeranalysis','uname'.$id,'udom'.$id);
7958: $unknown_count++;
7959: }
7960: }
7961: $result.='<hr />'.
7962: &mt('Found [_1] registered and [_2] unregistered clickers.',$student_count,$unknown_count);
7963: if ($env{'form.gradingmechanism'} ne 'attendance') {
7964: if ($correct_count==0) {
7965: $errormsg.="Found no correct answers answers for grading!";
7966: } elsif ($correct_count>1) {
7967: $result.='<br /><span class="LC_warning">'.&mt("Found [_1] entries for grading!",$correct_count).'</span>';
7968: }
7969: }
7970: if ($number<1) {
7971: $errormsg.="Found no questions.";
7972: }
7973: if ($errormsg) {
7974: $result.='<br /><span class="LC_error">'.&mt($errormsg).'</span>';
7975: } else {
7976: $result.='<br /><input type="submit" name="finalize" value="'.&mt('Finalize Grading').'" />';
7977: }
7978: $result.='</form></td></tr></table>'."\n".
7979: '</td></tr></table><br /><br />'."\n";
7980: return $result.&show_grading_menu_form($symb);
7981: }
7982:
7983: sub iclicker_eval {
7984: my ($questiontitles,$responses)=@_;
7985: my $number=0;
7986: my $errormsg='';
7987: foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) {
7988: my %components=&Apache::loncommon::record_sep($line);
7989: my @entries=map {$components{$_}} (sort(keys(%components)));
7990: if ($entries[0] eq 'Question') {
7991: for (my $i=3;$i<$#entries;$i+=6) {
7992: $$questiontitles[$number]=$entries[$i];
7993: $number++;
7994: }
7995: }
7996: if ($entries[0]=~/^\#/) {
7997: my $id=$entries[0];
7998: my @idresponses;
7999: $id=~s/^[\#0]+//;
8000: for (my $i=0;$i<$number;$i++) {
8001: my $idx=3+$i*6;
8002: push(@idresponses,$entries[$idx]);
8003: }
8004: $$responses{$id}=join(',',@idresponses);
8005: }
8006: }
8007: return ($errormsg,$number);
8008: }
8009:
8010: sub interwrite_eval {
8011: my ($questiontitles,$responses)=@_;
8012: my $number=0;
8013: my $errormsg='';
8014: my $skipline=1;
8015: my $questionnumber=0;
8016: my %idresponses=();
8017: foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) {
8018: my %components=&Apache::loncommon::record_sep($line);
8019: my @entries=map {$components{$_}} (sort(keys(%components)));
8020: if ($entries[1] eq 'Time') { $skipline=0; next; }
8021: if ($entries[1] eq 'Response') { $skipline=1; }
8022: next if $skipline;
8023: if ($entries[0]!=$questionnumber) {
8024: $questionnumber=$entries[0];
8025: $$questiontitles[$number]=&mt('Question [_1]',$questionnumber);
8026: $number++;
8027: }
8028: my $id=$entries[4];
8029: $id=~s/^[\#0]+//;
8030: $id=~s/^v\d*\://i;
8031: $id=~s/[\-\:]//g;
8032: $idresponses{$id}[$number]=$entries[6];
8033: }
8034: foreach my $id (keys %idresponses) {
8035: $$responses{$id}=join(',',@{$idresponses{$id}});
8036: $$responses{$id}=~s/^\s*\,//;
8037: }
8038: return ($errormsg,$number);
8039: }
8040:
8041: sub assign_clicker_grades {
8042: my ($r)=@_;
8043: my ($symb)=&get_symb($r);
8044: if (!$symb) {return '';}
8045: # See which part we are saving to
8046: my ($partlist,$handgrade,$responseType) = &response_type($symb);
8047: # FIXME: This should probably look for the first handgradeable part
8048: my $part=$$partlist[0];
8049: # Start screen output
8050: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
8051:
8052: my $heading=&mt('Assigning grades based on clicker file');
8053: $result.=(<<ENDHEADER);
8054: <br /><table width="100%" border="0"><tr><td bgcolor="#777777">
8055: <table width="100%" border="0"><tr bgcolor="#e6ffff"><td>
8056: <b>$heading</b></td></tr><tr bgcolor=#ffffe6><td>
8057: ENDHEADER
8058: # Get correct result
8059: # FIXME: Possibly need delimiter other than ":"
8060: my @correct=();
8061: my $gradingmechanism=$env{'form.gradingmechanism'};
8062: my $number=$env{'form.number'};
8063: if ($gradingmechanism ne 'attendance') {
8064: foreach my $key (keys(%env)) {
8065: if ($key=~/^form\.correct\:/) {
8066: my @input=split(/\,/,$env{$key});
8067: for (my $i=0;$i<=$#input;$i++) {
8068: if (($correct[$i]) && ($input[$i]) &&
8069: ($correct[$i] ne $input[$i])) {
8070: $result.='<br /><span class="LC_warning">'.
8071: &mt('More than one correct result given for question "[_1]": [_2] versus [_3].',
8072: $env{'form.question:'.$i},$correct[$i],$input[$i]).'</span>';
8073: } elsif ($input[$i]) {
8074: $correct[$i]=$input[$i];
8075: }
8076: }
8077: }
8078: }
8079: for (my $i=0;$i<$number;$i++) {
8080: if (!$correct[$i]) {
8081: $result.='<br /><span class="LC_error">'.
8082: &mt('No correct result given for question "[_1]"!',
8083: $env{'form.question:'.$i}).'</span>';
8084: }
8085: }
8086: $result.='<br />'.&mt("Correct answer: [_1]",join(', ',map { ($_?$_:'-') } @correct));
8087: }
8088: # Start grading
8089: my $pcorrect=$env{'form.pcorrect'};
8090: my $pincorrect=$env{'form.pincorrect'};
8091: my $storecount=0;
8092: foreach my $key (keys(%env)) {
8093: my $user='';
8094: if ($key=~/^form\.student\:(.*)$/) {
8095: $user=$1;
8096: }
8097: if ($key=~/^form\.unknown\:(.*)$/) {
8098: my $id=$1;
8099: if (($env{'form.uname'.$id}) && ($env{'form.udom'.$id})) {
8100: $user=$env{'form.uname'.$id}.':'.$env{'form.udom'.$id};
8101: } elsif ($env{'form.multi'.$id}) {
8102: $user=$env{'form.multi'.$id};
8103: }
8104: }
8105: if ($user) {
8106: my @answer=split(/\,/,$env{$key});
8107: my $sum=0;
8108: for (my $i=0;$i<$number;$i++) {
8109: if ($answer[$i]) {
8110: if ($gradingmechanism eq 'attendance') {
8111: $sum+=$pcorrect;
8112: } else {
8113: if ($answer[$i] eq $correct[$i]) {
8114: $sum+=$pcorrect;
8115: } else {
8116: $sum+=$pincorrect;
8117: }
8118: }
8119: }
8120: }
8121: my $ave=$sum/(100*$number);
8122: # Store
8123: my ($username,$domain)=split(/\:/,$user);
8124: my %grades=();
8125: $grades{"resource.$part.solved"}='correct_by_override';
8126: $grades{"resource.$part.awarded"}=$ave;
8127: $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
8128: my $returncode=&Apache::lonnet::cstore(\%grades,$symb,
8129: $env{'request.course.id'},
8130: $domain,$username);
8131: if ($returncode ne 'ok') {
8132: $result.="<br /><span class=\"LC_error\">Failed to save student $username:$domain. Message when trying to save was ($returncode)</span>";
8133: } else {
8134: $storecount++;
8135: }
8136: }
8137: }
8138: # We are done
8139: $result.='<br />'.&mt('Successfully stored grades for [_1] student(s).',$storecount).
8140: '</td></tr></table>'."\n".
8141: '</td></tr></table><br /><br />'."\n";
8142: return $result.&show_grading_menu_form($symb);
8143: }
8144:
8145: sub handler {
8146: my $request=$_[0];
8147: &reset_caches();
8148: if ($env{'browser.mathml'}) {
8149: &Apache::loncommon::content_type($request,'text/xml');
8150: } else {
8151: &Apache::loncommon::content_type($request,'text/html');
8152: }
8153: $request->send_http_header;
8154: return '' if $request->header_only;
8155: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
8156: my $symb=&get_symb($request,1);
8157: my @commands=&Apache::loncommon::get_env_multiple('form.command');
8158: my $command=$commands[0];
8159:
8160: if ($#commands > 0) {
8161: &Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands));
8162: }
8163:
8164:
8165: $request->print(&Apache::loncommon::start_page('Grading'));
8166: if ($symb eq '' && $command eq '') {
8167: if ($env{'user.adv'}) {
8168: if (($env{'form.codeone'}) && ($env{'form.codetwo'}) &&
8169: ($env{'form.codethree'})) {
8170: my $token=$env{'form.codeone'}.'*'.$env{'form.codetwo'}.'*'.
8171: $env{'form.codethree'};
8172: my ($tsymb,$tuname,$tudom,$tcrsid)=
8173: &Apache::lonnet::checkin($token);
8174: if ($tsymb) {
8175: my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb);
8176: if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
8177: $request->print(&Apache::lonnet::ssi_body('/res/'.$url,
8178: ('grade_username' => $tuname,
8179: 'grade_domain' => $tudom,
8180: 'grade_courseid' => $tcrsid,
8181: 'grade_symb' => $tsymb)));
8182: } else {
8183: $request->print('<h3>Not authorized: '.$token.'</h3>');
8184: }
8185: } else {
8186: $request->print('<h3>Not a valid DocID: '.$token.'</h3>');
8187: }
8188: } else {
8189: $request->print(&Apache::lonxml::tokeninputfield());
8190: }
8191: }
8192: } else {
8193: &init_perm();
8194: if ($command eq 'submission' && $perm{'vgr'}) {
8195: ($env{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0));
8196: } elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) {
8197: &pickStudentPage($request);
8198: } elsif ($command eq 'displayPage' && $perm{'vgr'}) {
8199: &displayPage($request);
8200: } elsif ($command eq 'gradeByPage' && $perm{'mgr'}) {
8201: &updateGradeByPage($request);
8202: } elsif ($command eq 'processGroup' && $perm{'vgr'}) {
8203: &processGroup($request);
8204: } elsif ($command eq 'gradingmenu' && $perm{'vgr'}) {
8205: $request->print(&grading_menu($request));
8206: } elsif ($command eq 'submit_options' && $perm{'vgr'}) {
8207: $request->print(&submit_options($request));
8208: } elsif ($command eq 'viewgrades' && $perm{'vgr'}) {
8209: $request->print(&viewgrades($request));
8210: } elsif ($command eq 'handgrade' && $perm{'mgr'}) {
8211: $request->print(&processHandGrade($request));
8212: } elsif ($command eq 'editgrades' && $perm{'mgr'}) {
8213: $request->print(&editgrades($request));
8214: } elsif ($command eq 'verify' && $perm{'vgr'}) {
8215: $request->print(&verifyreceipt($request));
8216: } elsif ($command eq 'processclicker' && $perm{'mgr'}) {
8217: $request->print(&process_clicker($request));
8218: } elsif ($command eq 'processclickerfile' && $perm{'mgr'}) {
8219: $request->print(&process_clicker_file($request));
8220: } elsif ($command eq 'assignclickergrades' && $perm{'mgr'}) {
8221: $request->print(&assign_clicker_grades($request));
8222: } elsif ($command eq 'csvform' && $perm{'mgr'}) {
8223: $request->print(&upcsvScores_form($request));
8224: } elsif ($command eq 'csvupload' && $perm{'mgr'}) {
8225: $request->print(&csvupload($request));
8226: } elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
8227: $request->print(&csvuploadmap($request));
8228: } elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) {
8229: if ($env{'form.associate'} ne 'Reverse Association') {
8230: $request->print(&csvuploadoptions($request));
8231: } else {
8232: if ( $env{'form.upfile_associate'} ne 'reverse' ) {
8233: $env{'form.upfile_associate'} = 'reverse';
8234: } else {
8235: $env{'form.upfile_associate'} = 'forward';
8236: }
8237: $request->print(&csvuploadmap($request));
8238: }
8239: } elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
8240: $request->print(&csvuploadassign($request));
8241: } elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) {
8242: $request->print(&scantron_selectphase($request));
8243: } elsif ($command eq 'scantron_warning' && $perm{'mgr'}) {
8244: $request->print(&scantron_do_warning($request));
8245: } elsif ($command eq 'scantron_validate' && $perm{'mgr'}) {
8246: $request->print(&scantron_validate_file($request));
8247: } elsif ($command eq 'scantron_process' && $perm{'mgr'}) {
8248: $request->print(&scantron_process_students($request));
8249: } elsif ($command eq 'scantronupload' &&
8250: (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
8251: &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
8252: $request->print(&scantron_upload_scantron_data($request));
8253: } elsif ($command eq 'scantronupload_save' &&
8254: (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
8255: &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
8256: $request->print(&scantron_upload_scantron_data_save($request));
8257: } elsif ($command eq 'scantron_download' &&
8258: &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
8259: $request->print(&scantron_download_scantron_data($request));
8260: } elsif ($command) {
8261: $request->print("Access Denied ($command)");
8262: }
8263: }
8264: $request->print(&Apache::loncommon::end_page());
8265: &reset_caches();
8266: return '';
8267: }
8268:
8269: 1;
8270:
8271: __END__;
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