1: # The LearningOnline Network with CAPA
2: # The LON-CAPA Grading handler
3: #
4: # $Id: grades.pm,v 1.487 2007/11/08 20:47:56 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.= <<SCANTRONFORM;
4905: <table width="100%" border="0">
4906: <tr>
4907: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantron_process">
4908: <td bgcolor="#777777">
4909: <input type="hidden" name="command" value="scantron_warning" />
4910: $default_form_data
4911: <table width="100%" border="0">
4912: <tr bgcolor="#e6ffff">
4913: <td colspan="2">
4914: <b>Specify file and which Folder/Sequence to grade</b>
4915: </td>
4916: </tr>
4917: <tr bgcolor="#ffffe6">
4918: <td> Sequence to grade: </td><td> $sequence_selector </td>
4919: </tr>
4920: <tr bgcolor="#ffffe6">
4921: <td> Filename of scoring office file: </td><td> $file_selector </td>
4922: </tr>
4923: <tr bgcolor="#ffffe6">
4924: <td> Format of data file: </td><td> $format_selector </td>
4925: </tr>
4926: <tr bgcolor="#ffffe6">
4927: <td> Saved CODEs to validate against: </td><td> $CODE_selector</td>
4928: </tr>
4929: <tr bgcolor="#ffffe6">
4930: <td> Each CODE is only to be used once:</td><td> $CODE_unique </td>
4931: </tr>
4932: <tr bgcolor="#ffffe6">
4933: <td> Options: </td>
4934: <td>
4935: <label><input type="checkbox" name="scantron_options_redo" value="redo_skipped"/> Do only previously skipped records</label> <br />
4936: <label><input type="checkbox" name="scantron_options_ignore" value="ignore_corrections"/> Remove all existing corrections</label> <br />
4937: <label><input type="checkbox" name="scantron_options_hidden" value="ignore_hidden"/> Skip hidden resources when grading</label>
4938: </td>
4939: </tr>
4940: <tr bgcolor="#ffffe6">
4941: <td colspan="2">
4942: <input type="submit" value="Grading: Validate Scantron Records" />
4943: </td>
4944: </tr>
4945: </table>
4946: </td>
4947: </form>
4948: </tr>
4949: SCANTRONFORM
4950:
4951: $r->print($result);
4952:
4953: if (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) ||
4954: &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
4955:
4956: # Chunk of form to prompt for a scantron file upload.
4957:
4958: $r->print(<<SCANTRONFORM);
4959: <tr>
4960: <td bgcolor="#777777">
4961: <table width="100%" border="0">
4962: <tr bgcolor="#e6ffff">
4963: <td>
4964: <b>Specify a Scantron data file to upload.</b>
4965: </td>
4966: </tr>
4967: <tr bgcolor="#ffffe6">
4968: <td>
4969: SCANTRONFORM
4970: my $default_form_data=&defaultFormData(&get_symb($r,1));
4971: my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
4972: my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};
4973: $r->print(<<UPLOAD);
4974: <script type="text/javascript" language="javascript">
4975: function checkUpload(formname) {
4976: if (formname.upfile.value == "") {
4977: alert("Please use the browse button to select a file from your local directory.");
4978: return false;
4979: }
4980: formname.submit();
4981: }
4982: </script>
4983:
4984: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
4985: $default_form_data
4986: <input name='courseid' type='hidden' value='$cnum' />
4987: <input name='domainid' type='hidden' value='$cdom' />
4988: <input name='command' value='scantronupload_save' type='hidden' />
4989: File to upload:<input type="file" name="upfile" size="50" />
4990: <br />
4991: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
4992: </form>
4993: UPLOAD
4994:
4995: $r->print(<<SCANTRONFORM);
4996: </td>
4997: </tr>
4998: </table>
4999: </td>
5000: </tr>
5001: SCANTRONFORM
5002: }
5003:
5004: # Chunk of the form that prompts to view a scoring office file,
5005: # corrected file, skipped records in a file.
5006:
5007: $r->print(<<SCANTRONFORM);
5008: <tr>
5009: <form action='/adm/grades' name='scantron_download'>
5010: <td bgcolor="#777777">
5011: $default_form_data
5012: <input type="hidden" name="command" value="scantron_download" />
5013: <table width="100%" border="0">
5014: <tr bgcolor="#e6ffff">
5015: <td colspan="2">
5016: <b>Download a scoring office file</b>
5017: </td>
5018: </tr>
5019: <tr bgcolor="#ffffe6">
5020: <td> Filename of scoring office file: </td><td> $file_selector </td>
5021: </tr>
5022: <tr bgcolor="#ffffe6">
5023: <td colspan="2">
5024: <input type="submit" value="Download: Show List of Associated Files" />
5025: </td>
5026: </tr>
5027: </table>
5028: </td>
5029: </form>
5030: </tr>
5031: SCANTRONFORM
5032:
5033: $r->print('<tr><td bgcolor="#777777">');
5034: &Apache::lonpickcode::code_list($r,2);
5035: $r->print('</td></tr></table>');
5036: $r->print($grading_menu_button);
5037: return
5038: }
5039:
5040: =pod
5041:
5042: =item get_scantron_config
5043:
5044: Parse and return the scantron configuration line selected as a
5045: hash of configuration file fields.
5046:
5047: Arguments:
5048: which - the name of the configuration to parse from the file.
5049:
5050:
5051: Returns:
5052: If the named configuration is not in the file, an empty
5053: hash is returned.
5054: a hash with the fields
5055: name - internal name for the this configuration setup
5056: description - text to display to operator that describes this config
5057: CODElocation - if 0 or the string 'none'
5058: - no CODE exists for this config
5059: if -1 || the string 'letter'
5060: - a CODE exists for this config and is
5061: a string of letters
5062: Unsupported value (but planned for future support)
5063: if a positive integer
5064: - The CODE exists as the first n items from
5065: the question section of the form
5066: if the string 'number'
5067: - The CODE exists for this config and is
5068: a string of numbers
5069: CODEstart - (only matter if a CODE exists) column in the line where
5070: the CODE starts
5071: CODElength - length of the CODE
5072: IDstart - column where the student ID number starts
5073: IDlength - length of the student ID info
5074: Qstart - column where the information from the bubbled
5075: 'questions' start
5076: Qlength - number of columns comprising a single bubble line from
5077: the sheet. (usually either 1 or 10)
5078: Qon - either a single character representing the character used
5079: to signal a bubble was chosen in the positional setup, or
5080: the string 'letter' if the letter of the chosen bubble is
5081: in the final, or 'number' if a number representing the
5082: chosen bubble is in the file (1->A 0->J)
5083: Qoff - the character used to represent that a bubble was
5084: left blank
5085: PaperID - if the scanning process generates a unique number for each
5086: sheet scanned the column that this ID number starts in
5087: PaperIDlength - number of columns that comprise the unique ID number
5088: for the sheet of paper
5089: FirstName - column that the first name starts in
5090: FirstNameLength - number of columns that the first name spans
5091:
5092: LastName - column that the last name starts in
5093: LastNameLength - number of columns that the last name spans
5094:
5095: =cut
5096:
5097: sub get_scantron_config {
5098: my ($which) = @_;
5099: my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
5100: my %config;
5101: #FIXME probably should move to XML it has already gotten a bit much now
5102: foreach my $line (<$fh>) {
5103: my ($name,$descrip)=split(/:/,$line);
5104: if ($name ne $which ) { next; }
5105: chomp($line);
5106: my @config=split(/:/,$line);
5107: $config{'name'}=$config[0];
5108: $config{'description'}=$config[1];
5109: $config{'CODElocation'}=$config[2];
5110: $config{'CODEstart'}=$config[3];
5111: $config{'CODElength'}=$config[4];
5112: $config{'IDstart'}=$config[5];
5113: $config{'IDlength'}=$config[6];
5114: $config{'Qstart'}=$config[7];
5115: $config{'Qlength'}=$config[8];
5116: $config{'Qoff'}=$config[9];
5117: $config{'Qon'}=$config[10];
5118: $config{'PaperID'}=$config[11];
5119: $config{'PaperIDlength'}=$config[12];
5120: $config{'FirstName'}=$config[13];
5121: $config{'FirstNamelength'}=$config[14];
5122: $config{'LastName'}=$config[15];
5123: $config{'LastNamelength'}=$config[16];
5124: last;
5125: }
5126: return %config;
5127: }
5128:
5129: =pod
5130:
5131: =item username_to_idmap
5132:
5133: creates a hash keyed by student id with values of the corresponding
5134: student username:domain.
5135:
5136: Arguments:
5137:
5138: $classlist - reference to the class list hash. This is a hash
5139: keyed by student name:domain whose elements are references
5140: to arrays containing various chunks of information
5141: about the student. (See loncoursedata for more info).
5142:
5143: Returns
5144: %idmap - the constructed hash
5145:
5146: =cut
5147:
5148: sub username_to_idmap {
5149: my ($classlist)= @_;
5150: my %idmap;
5151: foreach my $student (keys(%$classlist)) {
5152: $idmap{$classlist->{$student}->[&Apache::loncoursedata::CL_ID]}=
5153: $student;
5154: }
5155: return %idmap;
5156: }
5157:
5158: =pod
5159:
5160: =item scantron_fixup_scanline
5161:
5162: Process a requested correction to a scanline.
5163:
5164: Arguments:
5165: $scantron_config - hash from &get_scantron_config()
5166: $scan_data - hash of correction information
5167: (see &scantron_getfile())
5168: $line - existing scanline
5169: $whichline - line number of the passed in scanline
5170: $field - type of change to process
5171: (either
5172: 'ID' -> correct the student ID number
5173: 'CODE' -> correct the CODE
5174: 'answer' -> fixup the submitted answers)
5175:
5176: $args - hash of additional info,
5177: - 'ID'
5178: 'newid' -> studentID to use in replacement
5179: of existing one
5180: - 'CODE'
5181: 'CODE_ignore_dup' - set to true if duplicates
5182: should be ignored.
5183: 'CODE' - is new code or 'use_unfound'
5184: if the existing unfound code should
5185: be used as is
5186: - 'answer'
5187: 'response' - new answer or 'none' if blank
5188: 'question' - the bubble line to change
5189:
5190: Returns:
5191: $line - the modified scanline
5192:
5193: Side effects:
5194: $scan_data - may be updated
5195:
5196: =cut
5197:
5198:
5199: sub scantron_fixup_scanline {
5200: my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;
5201:
5202:
5203: if ($field eq 'ID') {
5204: if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {
5205: return ($line,1,'New value too large');
5206: }
5207: if (length($args->{'newid'}) < $$scantron_config{'IDlength'}) {
5208: $args->{'newid'}=sprintf('%-'.$$scantron_config{'IDlength'}.'s',
5209: $args->{'newid'});
5210: }
5211: substr($line,$$scantron_config{'IDstart'}-1,
5212: $$scantron_config{'IDlength'})=$args->{'newid'};
5213: if ($args->{'newid'}=~/^\s*$/) {
5214: &scan_data($scan_data,"$whichline.user",
5215: $args->{'username'}.':'.$args->{'domain'});
5216: }
5217: } elsif ($field eq 'CODE') {
5218: if ($args->{'CODE_ignore_dup'}) {
5219: &scan_data($scan_data,"$whichline.CODE_ignore_dup",'1');
5220: }
5221: &scan_data($scan_data,"$whichline.useCODE",'1');
5222: if ($args->{'CODE'} ne 'use_unfound') {
5223: if (length($args->{'CODE'}) > $$scantron_config{'CODElength'}) {
5224: return ($line,1,'New CODE value too large');
5225: }
5226: if (length($args->{'CODE'}) < $$scantron_config{'CODElength'}) {
5227: $args->{'CODE'}=sprintf('%-'.$$scantron_config{'CODElength'}.'s',$args->{'CODE'});
5228: }
5229: substr($line,$$scantron_config{'CODEstart'}-1,
5230: $$scantron_config{'CODElength'})=$args->{'CODE'};
5231: }
5232: } elsif ($field eq 'answer') {
5233: &scantron_get_maxbubble(); # Need the bubble counter info.
5234: my $length =$scantron_config->{'Qlength'};
5235: my $off=$scantron_config->{'Qoff'};
5236: my $on=$scantron_config->{'Qon'};
5237: my $question_number = $args->{'question'} -1;
5238: my $first_position = $first_bubble_line{$question_number};
5239: my $bubble_count = $bubble_lines_per_response{$question_number};
5240: my $bubbles_per_line= $$scantron_config{'Qlength'};
5241: my $answer=${off}x($bubbles_per_line*$bubble_count);
5242: my $final_answer;
5243: if ($$scantron_config{'Qon'} eq 'letter' ||
5244: $$scantron_config{'Qon'} eq 'number') {
5245: $bubbles_per_line = 10;
5246: }
5247: if (defined $args->{'response'}) {
5248:
5249: if ($args->{'response'} eq 'none') {
5250: &scan_data($scan_data,
5251: "$whichline.no_bubble.".$args->{'question'},'1');
5252: } else {
5253: my ($bubble_line, $bubble_number) = split(/:/,$args->{'response'});
5254: if ($on eq 'letter') {
5255: my @alphabet=('A'..'Z');
5256: $answer=$alphabet[$bubble_number];
5257: } elsif ($on eq 'number') {
5258: $answer= $bubble_number+1;
5259: if ($answer == 10) { $answer = '0'; }
5260: } else {
5261: substr($answer,$bubble_number+$bubble_line*$bubbles_per_line,1)=$on;
5262: $final_answer = $answer;
5263: }
5264: &scan_data($scan_data,
5265: "$whichline.no_bubble.".$args->{'question'},undef,'1');
5266:
5267: # Positional notation already has the right final answer length..
5268:
5269: if (($on eq 'letter') || ($on eq 'number')) {
5270: for (my $l = 0; $l < $bubble_count; $l++) {
5271: if ($l eq $bubble_line) {
5272: $final_answer .= $answer;
5273: } else {
5274: $final_answer .= ' ';
5275: }
5276: }
5277: }
5278: }
5279: # $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};
5280: #substr($line,$where-1,$length)=$answer;
5281: substr($line,
5282: $scantron_config->{'Qstart'}+$first_position-1,
5283: $bubbles_per_line*$length) = $final_answer;
5284: }
5285: }
5286: return $line;
5287: }
5288:
5289: =pod
5290:
5291: =item scan_data
5292:
5293: Edit or look up an item in the scan_data hash.
5294:
5295: Arguments:
5296: $scan_data - The hash (see scantron_getfile)
5297: $key - shorthand of the key to edit (actual key is
5298: scantronfilename_key).
5299: $data - New value of the hash entry.
5300: $delete - If true, the entry is removed from the hash.
5301:
5302: Returns:
5303: The new value of the hash table field (undefined if deleted).
5304:
5305: =cut
5306:
5307:
5308: sub scan_data {
5309: my ($scan_data,$key,$value,$delete)=@_;
5310: my $filename=$env{'form.scantron_selectfile'};
5311: if (defined($value)) {
5312: $scan_data->{$filename.'_'.$key} = $value;
5313: }
5314: if ($delete) { delete($scan_data->{$filename.'_'.$key}); }
5315: return $scan_data->{$filename.'_'.$key};
5316: }
5317:
5318: =pod
5319:
5320: =item scantron_parse_scanline
5321:
5322: Decodes a scanline from the selected scantron file
5323:
5324: Arguments:
5325: line - The text of the scantron file line to process
5326: whichline - Line number
5327: scantron_config - Hash describing the format of the scantron lines.
5328: scan_data - Hash of extra information about the scanline
5329: (see scantron_getfile for more information)
5330: just_header - True if should not process question answers but only
5331: the stuff to the left of the answers.
5332: Returns:
5333: Hash containing the result of parsing the scanline
5334:
5335: Keys are all proceeded by the string 'scantron.'
5336:
5337: CODE - the CODE in use for this scanline
5338: useCODE - 1 if the CODE is invalid but it usage has been forced
5339: by the operator
5340: CODE_ignore_dup - 1 if the CODE is a duplicated use when unique
5341: CODEs were selected, but the usage has been
5342: forced by the operator
5343: ID - student ID
5344: PaperID - if used, the ID number printed on the sheet when the
5345: paper was scanned
5346: FirstName - first name from the sheet
5347: LastName - last name from the sheet
5348:
5349: if just_header was not true these key may also exist
5350:
5351: missingerror - a list of bubble ranges that are considered to be answers
5352: to a single question that don't have any bubbles filled in.
5353: Of the form questionnumber:firstbubblenumber:count.
5354: doubleerror - a list of bubble ranges that are considered to be answers
5355: to a single question that have more than one bubble filled in.
5356: Of the form questionnumber::firstbubblenumber:count
5357:
5358: In the above, count is the number of bubble responses in the
5359: input line needed to represent the possible answers to the question.
5360: e.g. a radioresponse with 15 choices in an answer sheet with 10 choices
5361: per line would have count = 2.
5362:
5363: maxquest - the number of the last bubble line that was parsed
5364:
5365: (<number> starts at 1)
5366: <number>.answer - zero or more letters representing the selected
5367: letters from the scanline for the bubble line
5368: <number>.
5369: if blank there was either no bubble or there where
5370: multiple bubbles, (consult the keys missingerror and
5371: doubleerror if this is an error condition)
5372:
5373: =cut
5374:
5375: sub scantron_parse_scanline {
5376: my ($line,$whichline,$scantron_config,$scan_data,$just_header)=@_;
5377:
5378: my %record;
5379: my $questions=substr($line,$$scantron_config{'Qstart'}-1); # Answers
5380: my $data=substr($line,0,$$scantron_config{'Qstart'}-1); # earlier stuff
5381: if (!($$scantron_config{'CODElocation'} eq 0 ||
5382: $$scantron_config{'CODElocation'} eq 'none')) {
5383: if ($$scantron_config{'CODElocation'} < 0 ||
5384: $$scantron_config{'CODElocation'} eq 'letter' ||
5385: $$scantron_config{'CODElocation'} eq 'number') {
5386: $record{'scantron.CODE'}=substr($data,
5387: $$scantron_config{'CODEstart'}-1,
5388: $$scantron_config{'CODElength'});
5389: if (&scan_data($scan_data,"$whichline.useCODE")) {
5390: $record{'scantron.useCODE'}=1;
5391: }
5392: if (&scan_data($scan_data,"$whichline.CODE_ignore_dup")) {
5393: $record{'scantron.CODE_ignore_dup'}=1;
5394: }
5395: } else {
5396: #FIXME interpret first N questions
5397: }
5398: }
5399: $record{'scantron.ID'}=substr($data,$$scantron_config{'IDstart'}-1,
5400: $$scantron_config{'IDlength'});
5401: $record{'scantron.PaperID'}=
5402: substr($data,$$scantron_config{'PaperID'}-1,
5403: $$scantron_config{'PaperIDlength'});
5404: $record{'scantron.FirstName'}=
5405: substr($data,$$scantron_config{'FirstName'}-1,
5406: $$scantron_config{'FirstNamelength'});
5407: $record{'scantron.LastName'}=
5408: substr($data,$$scantron_config{'LastName'}-1,
5409: $$scantron_config{'LastNamelength'});
5410: if ($just_header) { return \%record; }
5411:
5412: my @alphabet=('A'..'Z');
5413: my $questnum=0;
5414: my $ansnum =1; # Multiple 'answer lines'/question.
5415:
5416: chomp($questions); # Get rid of any trailing \n.
5417: $questions =~ s/\r$//; # Get rid of trailing \r too (MAC or Win uploads).
5418: while (length($questions)) {
5419: my $answers_needed = $bubble_lines_per_response{$questnum};
5420: my $answer_length = $$scantron_config{'Qlength'} * $answers_needed;
5421:
5422:
5423:
5424: $questnum++;
5425: my $currentquest = substr($questions,0,$answer_length);
5426: $questions = substr($questions,0,$answer_length)='';
5427: if (length($currentquest) < $answer_length) { next; }
5428:
5429: # Qon letter implies for each slot in currentquest we have:
5430: # ? or * for doubles a letter in A-Z for a bubble and
5431: # about anything else (esp. a value of Qoff for missing
5432: # bubbles.
5433:
5434:
5435: if ($$scantron_config{'Qon'} eq 'letter') {
5436:
5437: if ($currentquest =~ /\?/
5438: || $currentquest =~ /\*/
5439: || (&occurence_count($currentquest, "[A-Z]") > 1)) {
5440: push(@{$record{'scantron.doubleerror'}},$questnum);
5441: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5442: my $bubble = substr($currentquest, $ans, 1);
5443: if ($bubble =~ /[A-Z]/ ) {
5444: $record{"scantron.$ansnum.answer"} = $bubble;
5445: } else {
5446: $record{"scantron.$ansnum.answer"}='';
5447: }
5448: $ansnum++;
5449: }
5450:
5451: } elsif (!defined($currentquest)
5452: || (&occurence_count($currentquest, $$scantron_config{'Qoff'}) == length($currentquest))
5453: || (&occurence_count($currentquest, "[A-Z]") == 0)) {
5454: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5455: $record{"scantron.$ansnum.answer"}='';
5456: $ansnum++;
5457:
5458: }
5459: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5460: push(@{$record{"scantron.missingerror"}},$questnum);
5461: # $ansnum += $answers_needed;
5462: }
5463: } else {
5464: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5465: $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
5466: $ansnum++;
5467: }
5468: }
5469:
5470: # Qon 'number' implies each slot gives a digit that indexes the
5471: # the bubbles filled or Qoff or a non number for unbubbled lines.
5472: # and *? for double bubbles on a line.
5473: # these answers are also stored as letters.
5474:
5475: } elsif ($$scantron_config{'Qon'} eq 'number') {
5476: if ($currentquest =~ /\?/
5477: || $currentquest =~ /\*/
5478: || (&occurence_count($currentquest, '\d') > 1)) {
5479: push(@{$record{'scantron.doubleerror'}},$questnum);
5480: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5481: my $bubble = substr($currentquest, $ans, 1);
5482: if ($bubble =~ /\d/) {
5483: $record{"scantron.$ansnum.answer"} = $alphabet[$bubble];
5484: } else {
5485: $record{"scantron.$ansnum.answer"}=' ';
5486: }
5487: $ansnum++;
5488: }
5489:
5490: } elsif (!defined($currentquest)
5491: || (&occurence_count($currentquest,$$scantron_config{'Qoff'}) == length($currentquest))
5492: || (&occurence_count($currentquest, '\d') == 0)) {
5493: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5494: $record{"scantron.$ansnum.answer"}='';
5495: $ansnum++;
5496:
5497: }
5498: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5499: push(@{$record{"scantron.missingerror"}},$questnum);
5500: $ansnum += $answers_needed;
5501: }
5502:
5503: } else {
5504: $currentquest = &digits_to_letters($currentquest);
5505: for (my $ans =0; $ans < $answers_needed; $ans++) {
5506: $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
5507: $ansnum++;
5508: }
5509: }
5510: } else {
5511:
5512: # Otherwise there's a positional notation;
5513: # each bubble line requires Qlength items, and there are filled in
5514: # bubbles for each case where there 'Qon' characters.
5515: #
5516:
5517: my @array=split($$scantron_config{'Qon'},$currentquest,-1);
5518:
5519: # If the split only giveas us one element.. the full length of the
5520: # answser string, no bubbles are filled in:
5521:
5522: if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) {
5523: for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
5524: $record{"scantron.$ansnum.answer"}='';
5525: $ansnum++;
5526:
5527: }
5528: if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
5529: push(@{$record{"scantron.missingerror"}},$questnum);
5530: }
5531:
5532: # If the bubble is not the last position, there will be
5533: # 2 elements. If it is the last position, there will be 1 element.
5534:
5535: } elsif (scalar(@array) le 2) {
5536:
5537: my $location = length($array[0]);
5538: my $line_num = int($location / $$scantron_config{'Qlength'});
5539: my $bubble = $alphabet[$location % $$scantron_config{'Qlength'}];
5540:
5541:
5542: for (my $ans = 0; $ans < $answers_needed; $ans++) {
5543: if ($ans eq $line_num) {
5544: $record{"scantron.$ansnum.answer"} = $bubble;
5545: } else {
5546: $record{"scantron.$ansnum.answer"} = ' ';
5547: }
5548: $ansnum++;
5549: }
5550: }
5551: # If there's more than one instance of a bubble character
5552: # That's a double bubble; with positional notation we can
5553: # record all the bubbles filled in as well as the
5554: # fact this response consists of multiple bubbles.
5555: #
5556: else {
5557: push(@{$record{'scantron.doubleerror'}},$questnum);
5558:
5559: my $first_answer = $ansnum;
5560: for (my $ans =0; $ans < $answers_needed; $ans++) {
5561: my $item = $first_answer+$ans;
5562: $record{"scantron.$item.answer"} = '';
5563: }
5564:
5565: my @ans=@array;
5566: my $i=0;
5567: my $increment = 0;
5568: while ($#ans) {
5569: $i+=length($ans[0]) + $increment;
5570: my $line = int($i/$$scantron_config{'Qlength'} + $first_answer);
5571: my $bubble = $i%$$scantron_config{'Qlength'};
5572: $record{"scantron.$line.answer"}.=$alphabet[$bubble];
5573: shift(@ans);
5574: $increment = 1;
5575: }
5576: $ansnum += $answers_needed;
5577: }
5578: }
5579: }
5580: $record{'scantron.maxquest'}=$questnum;
5581: return \%record;
5582: }
5583:
5584: =pod
5585:
5586: =item scantron_add_delay
5587:
5588: Adds an error message that occurred during the grading phase to a
5589: queue of messages to be shown after grading pass is complete
5590:
5591: Arguments:
5592: $delayqueue - arrary ref of hash ref of error messages
5593: $scanline - the scanline that caused the error
5594: $errormesage - the error message
5595: $errorcode - a numeric code for the error
5596:
5597: Side Effects:
5598: updates the $delayqueue to have a new hash ref of the error
5599:
5600: =cut
5601:
5602: sub scantron_add_delay {
5603: my ($delayqueue,$scanline,$errormessage,$errorcode)=@_;
5604: push(@$delayqueue,
5605: {'line' => $scanline, 'emsg' => $errormessage,
5606: 'ecode' => $errorcode }
5607: );
5608: }
5609:
5610: =pod
5611:
5612: =item scantron_find_student
5613:
5614: Finds the username for the current scanline
5615:
5616: Arguments:
5617: $scantron_record - hash result from scantron_parse_scanline
5618: $scan_data - hash of correction information
5619: (see &scantron_getfile() form more information)
5620: $idmap - hash from &username_to_idmap()
5621: $line - number of current scanline
5622:
5623: Returns:
5624: Either 'username:domain' or undef if unknown
5625:
5626: =cut
5627:
5628: sub scantron_find_student {
5629: my ($scantron_record,$scan_data,$idmap,$line)=@_;
5630: my $scanID=$$scantron_record{'scantron.ID'};
5631: if ($scanID =~ /^\s*$/) {
5632: return &scan_data($scan_data,"$line.user");
5633: }
5634: foreach my $id (keys(%$idmap)) {
5635: if (lc($id) eq lc($scanID)) {
5636: return $$idmap{$id};
5637: }
5638: }
5639: return undef;
5640: }
5641:
5642: =pod
5643:
5644: =item scantron_filter
5645:
5646: Filter sub for lonnavmaps, filters out hidden resources if ignore
5647: hidden resources was selected
5648:
5649: =cut
5650:
5651: sub scantron_filter {
5652: my ($curres)=@_;
5653:
5654: if (ref($curres) && $curres->is_problem()) {
5655: # if the user has asked to not have either hidden
5656: # or 'randomout' controlled resources to be graded
5657: # don't include them
5658: if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
5659: && $curres->randomout) {
5660: return 0;
5661: }
5662: return 1;
5663: }
5664: return 0;
5665: }
5666:
5667: =pod
5668:
5669: =item scantron_process_corrections
5670:
5671: Gets correction information out of submitted form data and corrects
5672: the scanline
5673:
5674: =cut
5675:
5676: sub scantron_process_corrections {
5677: my ($r) = @_;
5678: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
5679: my ($scanlines,$scan_data)=&scantron_getfile();
5680: my $classlist=&Apache::loncoursedata::get_classlist();
5681: my $which=$env{'form.scantron_line'};
5682: my $line=&scantron_get_line($scanlines,$scan_data,$which);
5683: my ($skip,$err,$errmsg);
5684: if ($env{'form.scantron_skip_record'}) {
5685: $skip=1;
5686: } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)ID$/) {
5687: my $newstudent=$env{'form.scantron_username'}.':'.
5688: $env{'form.scantron_domain'};
5689: my $newid=$classlist->{$newstudent}->[&Apache::loncoursedata::CL_ID];
5690: ($line,$err,$errmsg)=
5691: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
5692: 'ID',{'newid'=>$newid,
5693: 'username'=>$env{'form.scantron_username'},
5694: 'domain'=>$env{'form.scantron_domain'}});
5695: } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)CODE$/) {
5696: my $resolution=$env{'form.scantron_CODE_resolution'};
5697: my $newCODE;
5698: my %args;
5699: if ($resolution eq 'use_unfound') {
5700: $newCODE='use_unfound';
5701: } elsif ($resolution eq 'use_found') {
5702: $newCODE=$env{'form.scantron_CODE_selectedvalue'};
5703: } elsif ($resolution eq 'use_typed') {
5704: $newCODE=$env{'form.scantron_CODE_newvalue'};
5705: } elsif ($resolution =~ /^use_closest_(\d+)/) {
5706: $newCODE=$env{"form.scantron_CODE_closest_$1"};
5707: }
5708: if ($env{'form.scantron_corrections'} eq 'duplicateCODE') {
5709: $args{'CODE_ignore_dup'}=1;
5710: }
5711: $args{'CODE'}=$newCODE;
5712: ($line,$err,$errmsg)=
5713: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which,
5714: 'CODE',\%args);
5715: } elsif ($env{'form.scantron_corrections'} =~ /^(missing|double)bubble$/) {
5716: foreach my $question (split(',',$env{'form.scantron_questions'})) {
5717: ($line,$err,$errmsg)=
5718: &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,
5719: $which,'answer',
5720: { 'question'=>$question,
5721: 'response'=>$env{"form.scantron_correct_Q_$question"}});
5722: if ($err) { last; }
5723: }
5724: }
5725: if ($err) {
5726: $r->print("<span class=\"LC_warning\">Unable to accept last correction, an error occurred :$errmsg:</span>");
5727: } else {
5728: &scantron_put_line($scanlines,$scan_data,$which,$line,$skip);
5729: &scantron_putfile($scanlines,$scan_data);
5730: }
5731: }
5732:
5733: =pod
5734:
5735: =item reset_skipping_status
5736:
5737: Forgets the current set of remember skipped scanlines (and thus
5738: reverts back to considering all lines in the
5739: scantron_skipped_<filename> file)
5740:
5741: =cut
5742:
5743: sub reset_skipping_status {
5744: my ($scanlines,$scan_data)=&scantron_getfile();
5745: &scan_data($scan_data,'remember_skipping',undef,1);
5746: &scantron_putfile(undef,$scan_data);
5747: }
5748:
5749: =pod
5750:
5751: =item start_skipping
5752:
5753: Marks a scanline to be skipped.
5754:
5755: =cut
5756:
5757: sub start_skipping {
5758: my ($scan_data,$i)=@_;
5759: my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
5760: if ($env{'form.scantron_options_redo'} =~ /^redo_/) {
5761: $remembered{$i}=2;
5762: } else {
5763: $remembered{$i}=1;
5764: }
5765: &scan_data($scan_data,'remember_skipping',join(':',%remembered));
5766: }
5767:
5768: =pod
5769:
5770: =item should_be_skipped
5771:
5772: Checks whether a scanline should be skipped.
5773:
5774: =cut
5775:
5776: sub should_be_skipped {
5777: my ($scanlines,$scan_data,$i)=@_;
5778: if ($env{'form.scantron_options_redo'} !~ /^redo_/) {
5779: # not redoing old skips
5780: if ($scanlines->{'skipped'}[$i]) { return 1; }
5781: return 0;
5782: }
5783: my %remembered=split(':',&scan_data($scan_data,'remember_skipping'));
5784:
5785: if (exists($remembered{$i}) && $remembered{$i} != 2 ) {
5786: return 0;
5787: }
5788: return 1;
5789: }
5790:
5791: =pod
5792:
5793: =item remember_current_skipped
5794:
5795: Discovers what scanlines are in the scantron_skipped_<filename>
5796: file and remembers them into scan_data for later use.
5797:
5798: =cut
5799:
5800: sub remember_current_skipped {
5801: my ($scanlines,$scan_data)=&scantron_getfile();
5802: my %to_remember;
5803: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
5804: if ($scanlines->{'skipped'}[$i]) {
5805: $to_remember{$i}=1;
5806: }
5807: }
5808:
5809: &scan_data($scan_data,'remember_skipping',join(':',%to_remember));
5810: &scantron_putfile(undef,$scan_data);
5811: }
5812:
5813: =pod
5814:
5815: =item check_for_error
5816:
5817: Checks if there was an error when attempting to remove a specific
5818: scantron_.. bubble sheet data file. Prints out an error if
5819: something went wrong.
5820:
5821: =cut
5822:
5823: sub check_for_error {
5824: my ($r,$result)=@_;
5825: if ($result ne 'ok' && $result ne 'not_found' ) {
5826: $r->print("An error occurred ($result) when trying to Remove the existing corrections.");
5827: }
5828: }
5829:
5830: =pod
5831:
5832: =item scantron_warning_screen
5833:
5834: Interstitial screen to make sure the operator has selected the
5835: correct options before we start the validation phase.
5836:
5837: =cut
5838:
5839: sub scantron_warning_screen {
5840: my ($button_text)=@_;
5841: my $title=&Apache::lonnet::gettitle($env{'form.selectpage'});
5842: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
5843: my $CODElist;
5844: if ($scantron_config{'CODElocation'} &&
5845: $scantron_config{'CODEstart'} &&
5846: $scantron_config{'CODElength'}) {
5847: $CODElist=$env{'form.scantron_CODElist'};
5848: if ($env{'form.scantron_CODElist'} eq '') { $CODElist='<span class="LC_warning">None</span>'; }
5849: $CODElist=
5850: '<tr><td><b>List of CODES to validate against:</b></td><td><tt>'.
5851: $env{'form.scantron_CODElist'}.'</tt></td></tr>';
5852: }
5853: return (<<STUFF);
5854: <p>
5855: <span class="LC_warning">Please double check the information
5856: below before clicking on '$button_text'</span>
5857: </p>
5858: <table>
5859: <tr><td><b>Sequence to be Graded:</b></td><td>$title</td></tr>
5860: <tr><td><b>Data File that will be used:</b></td><td><tt>$env{'form.scantron_selectfile'}</tt></td></tr>
5861: $CODElist
5862: </table>
5863: <br />
5864: <p> If this information is correct, please click on '$button_text'.</p>
5865: <p> If something is incorrect, please click the 'Grading Menu' button to start over.</p>
5866:
5867: <br />
5868: STUFF
5869: }
5870:
5871: =pod
5872:
5873: =item scantron_do_warning
5874:
5875: Check if the operator has picked something for all required
5876: fields. Error out if something is missing.
5877:
5878: =cut
5879:
5880: sub scantron_do_warning {
5881: my ($r)=@_;
5882: my ($symb)=&get_symb($r);
5883: if (!$symb) {return '';}
5884: my $default_form_data=&defaultFormData($symb);
5885: $r->print(&scantron_form_start().$default_form_data);
5886: if ( $env{'form.selectpage'} eq '' ||
5887: $env{'form.scantron_selectfile'} eq '' ||
5888: $env{'form.scantron_format'} eq '' ) {
5889: $r->print("<p>You have forgetten to specify some information. Please go Back and try again.</p>");
5890: if ( $env{'form.selectpage'} eq '') {
5891: $r->print('<p><span class="LC_error">You have not selected a Sequence to grade</span></p>');
5892: }
5893: if ( $env{'form.scantron_selectfile'} eq '') {
5894: $r->print('<p><span class="LC_error">You have not selected a file that contains the student\'s response data.</span></p>');
5895: }
5896: if ( $env{'form.scantron_format'} eq '') {
5897: $r->print('<p><span class="LC_error">You have not selected a the format of the student\'s response data.</span></p>');
5898: }
5899: } else {
5900: my $warning=&scantron_warning_screen('Grading: Validate Records');
5901: $r->print(<<STUFF);
5902: $warning
5903: <input type="submit" name="submit" value="Grading: Validate Records" />
5904: <input type="hidden" name="command" value="scantron_validate" />
5905: STUFF
5906: }
5907: $r->print("</form><br />".&show_grading_menu_form($symb));
5908: return '';
5909: }
5910:
5911: =pod
5912:
5913: =item scantron_form_start
5914:
5915: html hidden input for remembering all selected grading options
5916:
5917: =cut
5918:
5919: sub scantron_form_start {
5920: my ($max_bubble)=@_;
5921: my $result= <<SCANTRONFORM;
5922: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
5923: <input type="hidden" name="selectpage" value="$env{'form.selectpage'}" />
5924: <input type="hidden" name="scantron_format" value="$env{'form.scantron_format'}" />
5925: <input type="hidden" name="scantron_selectfile" value="$env{'form.scantron_selectfile'}" />
5926: <input type="hidden" name="scantron_maxbubble" value="$max_bubble" />
5927: <input type="hidden" name="scantron_CODElist" value="$env{'form.scantron_CODElist'}" />
5928: <input type="hidden" name="scantron_CODEunique" value="$env{'form.scantron_CODEunique'}" />
5929: <input type="hidden" name="scantron_options_redo" value="$env{'form.scantron_options_redo'}" />
5930: <input type="hidden" name="scantron_options_ignore" value="$env{'form.scantron_options_ignore'}" />
5931: <input type="hidden" name="scantron_options_hidden" value="$env{'form.scantron_options_hidden'}" />
5932: SCANTRONFORM
5933:
5934: my $line = 0;
5935: while (defined($env{"form.scantron.bubblelines.$line"})) {
5936: my $chunk =
5937: '<input type="hidden" name="scantron.bubblelines.'.$line.'" value="'.$env{"form.scantron.bubblelines.$line"}.'" />'."\n";
5938: $chunk .=
5939: '<input type="hidden" name="scantron.first_bubble_line.'.$line.'" value="'.$env{"form.scantron.first_bubble_line.$line"}.'" />'."\n";
5940: $result .= $chunk;
5941: $line++;
5942: }
5943: return $result;
5944: }
5945:
5946: =pod
5947:
5948: =item scantron_validate_file
5949:
5950: Dispatch routine for doing validation of a bubble sheet data file.
5951:
5952: Also processes any necessary information resets that need to
5953: occur before validation begins (ignore previous corrections,
5954: restarting the skipped records processing)
5955:
5956: =cut
5957:
5958: sub scantron_validate_file {
5959: my ($r) = @_;
5960: my ($symb)=&get_symb($r);
5961: if (!$symb) {return '';}
5962: my $default_form_data=&defaultFormData($symb);
5963:
5964: # do the detection of only doing skipped records first befroe we delete
5965: # them when doing the corrections reset
5966: if ($env{'form.scantron_options_redo'} ne 'redo_skipped_ready') {
5967: &reset_skipping_status();
5968: }
5969: if ($env{'form.scantron_options_redo'} eq 'redo_skipped') {
5970: &remember_current_skipped();
5971: $env{'form.scantron_options_redo'}='redo_skipped_ready';
5972: }
5973:
5974: if ($env{'form.scantron_options_ignore'} eq 'ignore_corrections') {
5975: &check_for_error($r,&scantron_remove_file('corrected'));
5976: &check_for_error($r,&scantron_remove_file('skipped'));
5977: &check_for_error($r,&scantron_remove_scan_data());
5978: $env{'form.scantron_options_ignore'}='done';
5979: }
5980:
5981: if ($env{'form.scantron_corrections'}) {
5982: &scantron_process_corrections($r);
5983: }
5984: $r->print("<p>Gathering necessary info.</p>");$r->rflush();
5985: #get the student pick code ready
5986: $r->print(&Apache::loncommon::studentbrowser_javascript());
5987: my $max_bubble=&scantron_get_maxbubble();
5988: my $result=&scantron_form_start($max_bubble).$default_form_data;
5989: $r->print($result);
5990:
5991: my @validate_phases=( 'sequence',
5992: 'ID',
5993: 'CODE',
5994: 'doublebubble',
5995: 'missingbubbles');
5996: if (!$env{'form.validatepass'}) {
5997: $env{'form.validatepass'} = 0;
5998: }
5999: my $currentphase=$env{'form.validatepass'};
6000:
6001:
6002: my $stop=0;
6003: while (!$stop && $currentphase < scalar(@validate_phases)) {
6004: $r->print("<p> Validating ".$validate_phases[$currentphase]."</p>");
6005: $r->rflush();
6006: my $which="scantron_validate_".$validate_phases[$currentphase];
6007: {
6008: no strict 'refs';
6009: ($stop,$currentphase)=&$which($r,$currentphase);
6010: }
6011: }
6012: if (!$stop) {
6013: my $warning=&scantron_warning_screen('Start Grading');
6014: $r->print(<<STUFF);
6015: Validation process complete.<br />
6016: $warning
6017: <input type="submit" name="submit" value="Start Grading" />
6018: <input type="hidden" name="command" value="scantron_process" />
6019: STUFF
6020:
6021: } else {
6022: $r->print('<input type="hidden" name="command" value="scantron_validate" />');
6023: $r->print("<input type='hidden' name='validatepass' value='".$currentphase."' />");
6024: }
6025: if ($stop) {
6026: if ($validate_phases[$currentphase] eq 'sequence') {
6027: $r->print('<input type="submit" name="submit" value="Ignore -> " />');
6028: $r->print(' this error <br />');
6029:
6030: $r->print(" <p>Or click the 'Grading Menu' button to start over.</p>");
6031: } else {
6032: $r->print('<input type="submit" name="submit" value="Continue ->" />');
6033: $r->print(' using corrected info <br />');
6034: $r->print("<input type='submit' value='Skip' name='scantron_skip_record' />");
6035: $r->print(" this scanline saving it for later.");
6036: }
6037: }
6038: $r->print(" </form><br />".&show_grading_menu_form($symb));
6039: return '';
6040: }
6041:
6042:
6043: =pod
6044:
6045: =item scantron_remove_file
6046:
6047: Removes the requested bubble sheet data file, makes sure that
6048: scantron_original_<filename> is never removed
6049:
6050:
6051: =cut
6052:
6053: sub scantron_remove_file {
6054: my ($which)=@_;
6055: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6056: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6057: my $file='scantron_';
6058: if ($which eq 'corrected' || $which eq 'skipped') {
6059: $file.=$which.'_';
6060: } else {
6061: return 'refused';
6062: }
6063: $file.=$env{'form.scantron_selectfile'};
6064: return &Apache::lonnet::removeuserfile($cname,$cdom,$file);
6065: }
6066:
6067:
6068: =pod
6069:
6070: =item scantron_remove_scan_data
6071:
6072: Removes all scan_data correction for the requested bubble sheet
6073: data file. (In the case that both the are doing skipped records we need
6074: to remember the old skipped lines for the time being so that element
6075: persists for a while.)
6076:
6077: =cut
6078:
6079: sub scantron_remove_scan_data {
6080: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6081: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6082: my @keys=&Apache::lonnet::getkeys('nohist_scantrondata',$cdom,$cname);
6083: my @todelete;
6084: my $filename=$env{'form.scantron_selectfile'};
6085: foreach my $key (@keys) {
6086: if ($key=~/^\Q$filename\E_/) {
6087: if ($env{'form.scantron_options_redo'} eq 'redo_skipped_ready' &&
6088: $key=~/remember_skipping/) {
6089: next;
6090: }
6091: push(@todelete,$key);
6092: }
6093: }
6094: my $result;
6095: if (@todelete) {
6096: $result=&Apache::lonnet::del('nohist_scantrondata',\@todelete,$cdom,$cname);
6097: }
6098: return $result;
6099: }
6100:
6101:
6102: =pod
6103:
6104: =item scantron_getfile
6105:
6106: Fetches the requested bubble sheet data file (all 3 versions), and
6107: the scan_data hash
6108:
6109: Arguments:
6110: None
6111:
6112: Returns:
6113: 2 hash references
6114:
6115: - first one has
6116: orig -
6117: corrected -
6118: skipped - each of which points to an array ref of the specified
6119: file broken up into individual lines
6120: count - number of scanlines
6121:
6122: - second is the scan_data hash possible keys are
6123: ($number refers to scanline numbered $number and thus the key affects
6124: only that scanline
6125: $bubline refers to the specific bubble line element and the aspects
6126: refers to that specific bubble line element)
6127:
6128: $number.user - username:domain to use
6129: $number.CODE_ignore_dup
6130: - ignore the duplicate CODE error
6131: $number.useCODE
6132: - use the CODE in the scanline as is
6133: $number.no_bubble.$bubline
6134: - it is valid that there is no bubbled in bubble
6135: at $number $bubline
6136: remember_skipping
6137: - a frozen hash containing keys of $number and values
6138: of either
6139: 1 - we are on a 'do skipped records pass' and plan
6140: on processing this line
6141: 2 - we are on a 'do skipped records pass' and this
6142: scanline has been marked to skip yet again
6143:
6144: =cut
6145:
6146: sub scantron_getfile {
6147: #FIXME really would prefer a scantron directory
6148: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6149: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6150: my $lines;
6151: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6152: 'scantron_orig_'.$env{'form.scantron_selectfile'});
6153: my %scanlines;
6154: $scanlines{'orig'}=[(split("\n",$lines,-1))];
6155: my $temp=$scanlines{'orig'};
6156: $scanlines{'count'}=$#$temp;
6157:
6158: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6159: 'scantron_corrected_'.$env{'form.scantron_selectfile'});
6160: if ($lines eq '-1') {
6161: $scanlines{'corrected'}=[];
6162: } else {
6163: $scanlines{'corrected'}=[(split("\n",$lines,-1))];
6164: }
6165: $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.
6166: 'scantron_skipped_'.$env{'form.scantron_selectfile'});
6167: if ($lines eq '-1') {
6168: $scanlines{'skipped'}=[];
6169: } else {
6170: $scanlines{'skipped'}=[(split("\n",$lines,-1))];
6171: }
6172: my @tmp=&Apache::lonnet::dump('nohist_scantrondata',$cdom,$cname);
6173: if ($tmp[0] =~ /^(error:|no_such_host)/) { @tmp=(); }
6174: my %scan_data = @tmp;
6175: return (\%scanlines,\%scan_data);
6176: }
6177:
6178: =pod
6179:
6180: =item lonnet_putfile
6181:
6182: Wrapper routine to call &Apache::lonnet::finishuserfileupload
6183:
6184: Arguments:
6185: $contents - data to store
6186: $filename - filename to store $contents into
6187:
6188: Returns:
6189: result value from &Apache::lonnet::finishuserfileupload
6190:
6191: =cut
6192:
6193: sub lonnet_putfile {
6194: my ($contents,$filename)=@_;
6195: my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
6196: my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6197: $env{'form.sillywaytopassafilearound'}=$contents;
6198: &Apache::lonnet::finishuserfileupload($docuname,$docudom,'sillywaytopassafilearound',$filename);
6199:
6200: }
6201:
6202: =pod
6203:
6204: =item scantron_putfile
6205:
6206: Stores the current version of the bubble sheet data files, and the
6207: scan_data hash. (Does not modify the original version only the
6208: corrected and skipped versions.
6209:
6210: Arguments:
6211: $scanlines - hash ref that looks like the first return value from
6212: &scantron_getfile()
6213: $scan_data - hash ref that looks like the second return value from
6214: &scantron_getfile()
6215:
6216: =cut
6217:
6218: sub scantron_putfile {
6219: my ($scanlines,$scan_data) = @_;
6220: #FIXME really would prefer a scantron directory
6221: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
6222: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
6223: if ($scanlines) {
6224: my $prefix='scantron_';
6225: # no need to update orig, shouldn't change
6226: # &lonnet_putfile(join("\n",@{$scanlines->{'orig'}}),$prefix.'orig_'.
6227: # $env{'form.scantron_selectfile'});
6228: &lonnet_putfile(join("\n",@{$scanlines->{'corrected'}}),
6229: $prefix.'corrected_'.
6230: $env{'form.scantron_selectfile'});
6231: &lonnet_putfile(join("\n",@{$scanlines->{'skipped'}}),
6232: $prefix.'skipped_'.
6233: $env{'form.scantron_selectfile'});
6234: }
6235: &Apache::lonnet::put('nohist_scantrondata',$scan_data,$cdom,$cname);
6236: }
6237:
6238: =pod
6239:
6240: =item scantron_get_line
6241:
6242: Returns the correct version of the scanline
6243:
6244: Arguments:
6245: $scanlines - hash ref that looks like the first return value from
6246: &scantron_getfile()
6247: $scan_data - hash ref that looks like the second return value from
6248: &scantron_getfile()
6249: $i - number of the requested line (starts at 0)
6250:
6251: Returns:
6252: A scanline, (either the original or the corrected one if it
6253: exists), or undef if the requested scanline should be
6254: skipped. (Either because it's an skipped scanline, or it's an
6255: unskipped scanline and we are not doing a 'do skipped scanlines'
6256: pass.
6257:
6258: =cut
6259:
6260: sub scantron_get_line {
6261: my ($scanlines,$scan_data,$i)=@_;
6262: if (&should_be_skipped($scanlines,$scan_data,$i)) { return undef; }
6263: #if ($scanlines->{'skipped'}[$i]) { return undef; }
6264: if ($scanlines->{'corrected'}[$i]) {return $scanlines->{'corrected'}[$i];}
6265: return $scanlines->{'orig'}[$i];
6266: }
6267:
6268: =pod
6269:
6270: =item scantron_todo_count
6271:
6272: Counts the number of scanlines that need processing.
6273:
6274: Arguments:
6275: $scanlines - hash ref that looks like the first return value from
6276: &scantron_getfile()
6277: $scan_data - hash ref that looks like the second return value from
6278: &scantron_getfile()
6279:
6280: Returns:
6281: $count - number of scanlines to process
6282:
6283: =cut
6284:
6285: sub get_todo_count {
6286: my ($scanlines,$scan_data)=@_;
6287: my $count=0;
6288: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6289: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6290: if ($line=~/^[\s\cz]*$/) { next; }
6291: $count++;
6292: }
6293: return $count;
6294: }
6295:
6296: =pod
6297:
6298: =item scantron_put_line
6299:
6300: Updates the 'corrected' or 'skipped' versions of the bubble sheet
6301: data file.
6302:
6303: Arguments:
6304: $scanlines - hash ref that looks like the first return value from
6305: &scantron_getfile()
6306: $scan_data - hash ref that looks like the second return value from
6307: &scantron_getfile()
6308: $i - line number to update
6309: $newline - contents of the updated scanline
6310: $skip - if true make the line for skipping and update the
6311: 'skipped' file
6312:
6313: =cut
6314:
6315: sub scantron_put_line {
6316: my ($scanlines,$scan_data,$i,$newline,$skip)=@_;
6317: if ($skip) {
6318: $scanlines->{'skipped'}[$i]=$newline;
6319: &start_skipping($scan_data,$i);
6320: return;
6321: }
6322: $scanlines->{'corrected'}[$i]=$newline;
6323: }
6324:
6325: =pod
6326:
6327: =item scantron_clear_skip
6328:
6329: Remove a line from the 'skipped' file
6330:
6331: Arguments:
6332: $scanlines - hash ref that looks like the first return value from
6333: &scantron_getfile()
6334: $scan_data - hash ref that looks like the second return value from
6335: &scantron_getfile()
6336: $i - line number to update
6337:
6338: =cut
6339:
6340: sub scantron_clear_skip {
6341: my ($scanlines,$scan_data,$i)=@_;
6342: if (exists($scanlines->{'skipped'}[$i])) {
6343: undef($scanlines->{'skipped'}[$i]);
6344: return 1;
6345: }
6346: return 0;
6347: }
6348:
6349: =pod
6350:
6351: =item scantron_filter_not_exam
6352:
6353: Filter routine used by &Apache::lonnavmaps::retrieveResources(), to
6354: filter out resources that are not marked as 'exam' mode
6355:
6356: =cut
6357:
6358: sub scantron_filter_not_exam {
6359: my ($curres)=@_;
6360:
6361: if (ref($curres) && $curres->is_problem() && !$curres->is_exam()) {
6362: # if the user has asked to not have either hidden
6363: # or 'randomout' controlled resources to be graded
6364: # don't include them
6365: if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden'
6366: && $curres->randomout) {
6367: return 0;
6368: }
6369: return 1;
6370: }
6371: return 0;
6372: }
6373:
6374: =pod
6375:
6376: =item scantron_validate_sequence
6377:
6378: Validates the selected sequence, checking for resource that are
6379: not set to exam mode.
6380:
6381: =cut
6382:
6383: sub scantron_validate_sequence {
6384: my ($r,$currentphase) = @_;
6385:
6386: my $navmap=Apache::lonnavmaps::navmap->new();
6387: my (undef,undef,$sequence)=
6388: &Apache::lonnet::decode_symb($env{'form.selectpage'});
6389:
6390: my $map=$navmap->getResourceByUrl($sequence);
6391:
6392: $r->print('<input type="hidden" name="validate_sequence_exam"
6393: value="ignore" />');
6394: if ($env{'form.validate_sequence_exam'} ne 'ignore') {
6395: my @resources=
6396: $navmap->retrieveResources($map,\&scantron_filter_not_exam,1,0);
6397: if (@resources) {
6398: $r->print("<p>".&mt('Some resources in the sequence currently are not set to exam mode. Grading these resources currently may not work correctly.')."</p>");
6399: return (1,$currentphase);
6400: }
6401: }
6402:
6403: return (0,$currentphase+1);
6404: }
6405:
6406: =pod
6407:
6408: =item scantron_validate_ID
6409:
6410: Validates all scanlines in the selected file to not have any
6411: invalid or underspecified student IDs
6412:
6413: =cut
6414:
6415: sub scantron_validate_ID {
6416: my ($r,$currentphase) = @_;
6417:
6418: #get student info
6419: my $classlist=&Apache::loncoursedata::get_classlist();
6420: my %idmap=&username_to_idmap($classlist);
6421:
6422: #get scantron line setup
6423: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6424: my ($scanlines,$scan_data)=&scantron_getfile();
6425:
6426: &scantron_get_maxbubble(); # parse needs the bubble_lines.. array.
6427:
6428: my %found=('ids'=>{},'usernames'=>{});
6429: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6430: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6431: if ($line=~/^[\s\cz]*$/) { next; }
6432: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6433: $scan_data);
6434: my $id=$$scan_record{'scantron.ID'};
6435: my $found;
6436: foreach my $checkid (keys(%idmap)) {
6437: if (lc($checkid) eq lc($id)) { $found=$checkid;last; }
6438: }
6439: if ($found) {
6440: my $username=$idmap{$found};
6441: if ($found{'ids'}{$found}) {
6442: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6443: $line,'duplicateID',$found);
6444: return(1,$currentphase);
6445: } elsif ($found{'usernames'}{$username}) {
6446: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6447: $line,'duplicateID',$username);
6448: return(1,$currentphase);
6449: }
6450: #FIXME store away line we previously saw the ID on to use above
6451: $found{'ids'}{$found}++;
6452: $found{'usernames'}{$username}++;
6453: } else {
6454: if ($id =~ /^\s*$/) {
6455: my $username=&scan_data($scan_data,"$i.user");
6456: if (defined($username) && $found{'usernames'}{$username}) {
6457: &scantron_get_correction($r,$i,$scan_record,
6458: \%scantron_config,
6459: $line,'duplicateID',$username);
6460: return(1,$currentphase);
6461: } elsif (!defined($username)) {
6462: &scantron_get_correction($r,$i,$scan_record,
6463: \%scantron_config,
6464: $line,'incorrectID');
6465: return(1,$currentphase);
6466: }
6467: $found{'usernames'}{$username}++;
6468: } else {
6469: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
6470: $line,'incorrectID');
6471: return(1,$currentphase);
6472: }
6473: }
6474: }
6475:
6476: return (0,$currentphase+1);
6477: }
6478:
6479: =pod
6480:
6481: =item scantron_get_correction
6482:
6483: Builds the interface screen to interact with the operator to fix a
6484: specific error condition in a specific scanline
6485:
6486: Arguments:
6487: $r - Apache request object
6488: $i - number of the current scanline
6489: $scan_record - hash ref as returned from &scantron_parse_scanline()
6490: $scan_config - hash ref as returned from &get_scantron_config()
6491: $line - full contents of the current scanline
6492: $error - error condition, valid values are
6493: 'incorrectCODE', 'duplicateCODE',
6494: 'doublebubble', 'missingbubble',
6495: 'duplicateID', 'incorrectID'
6496: $arg - extra information needed
6497: For errors:
6498: - duplicateID - paper number that this studentID was seen before on
6499: - duplicateCODE - array ref of the paper numbers this CODE was
6500: seen on before
6501: - incorrectCODE - current incorrect CODE
6502: - doublebubble - array ref of the bubble lines that have double
6503: bubble errors
6504: - missingbubble - array ref of the bubble lines that have missing
6505: bubble errors
6506:
6507: =cut
6508:
6509: sub scantron_get_correction {
6510: my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;
6511:
6512: #FIXME in the case of a duplicated ID the previous line, probably need
6513: #to show both the current line and the previous one and allow skipping
6514: #the previous one or the current one
6515:
6516: $r->print("<p><b>An error was detected ($error)</b>");
6517: if ( $$scan_record{'scantron.PaperID'} =~ /\S/) {
6518: $r->print(" for PaperID <tt>".
6519: $$scan_record{'scantron.PaperID'}."</tt> \n");
6520: } else {
6521: $r->print(" in scanline $i <pre>".
6522: $line."</pre> \n");
6523: }
6524: my $message="<p>The ID on the form is <tt>".
6525: $$scan_record{'scantron.ID'}."</tt><br />\n".
6526: "The name on the paper is ".
6527: $$scan_record{'scantron.LastName'}.",".
6528: $$scan_record{'scantron.FirstName'}."</p>";
6529:
6530: $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n");
6531: $r->print('<input type="hidden" name="scantron_line" value="'.$i.'" />'."\n");
6532: if ($error =~ /ID$/) {
6533: if ($error eq 'incorrectID') {
6534: $r->print("The encoded ID is not in the classlist</p>\n");
6535: } elsif ($error eq 'duplicateID') {
6536: $r->print("The encoded ID has also been used by a previous paper $arg</p>\n");
6537: }
6538: $r->print($message);
6539: $r->print("<p>How should I handle this? <br /> \n");
6540: $r->print("\n<ul><li> ");
6541: #FIXME it would be nice if this sent back the user ID and
6542: #could do partial userID matches
6543: $r->print(&Apache::loncommon::selectstudent_link('scantronupload',
6544: 'scantron_username','scantron_domain'));
6545: $r->print(": <input type='text' name='scantron_username' value='' />");
6546: $r->print("\n@".
6547: &Apache::loncommon::select_dom_form($env{'request.role.domain'},'scantron_domain'));
6548:
6549: $r->print('</li>');
6550: } elsif ($error =~ /CODE$/) {
6551: if ($error eq 'incorrectCODE') {
6552: $r->print("</p><p>The encoded CODE is not in the list of possible CODEs</p>\n");
6553: } elsif ($error eq 'duplicateCODE') {
6554: $r->print("</p><p>The encoded CODE has also been used by a previous paper ".join(', ',@{$arg}).", and CODEs are supposed to be unique</p>\n");
6555: }
6556: $r->print("<p>The CODE on the form is <tt>'".
6557: $$scan_record{'scantron.CODE'}."'</tt><br />\n");
6558: $r->print($message);
6559: $r->print("<p>How should I handle this? <br /> \n");
6560: $r->print("\n<br /> ");
6561: my $i=0;
6562: if ($error eq 'incorrectCODE'
6563: && $$scan_record{'scantron.CODE'}=~/\S/ ) {
6564: my ($max,$closest)=&scantron_get_closely_matching_CODEs($arg,$$scan_record{'scantron.CODE'});
6565: if ($closest > 0) {
6566: foreach my $testcode (@{$closest}) {
6567: my $checked='';
6568: if (!$i) { $checked=' checked="checked" '; }
6569: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_closest_$i' $checked /> Use the similar CODE <b><tt>".$testcode."</tt></b> instead.</label><input type='hidden' name='scantron_CODE_closest_$i' value='$testcode' />");
6570: $r->print("\n<br />");
6571: $i++;
6572: }
6573: }
6574: }
6575: if ($$scan_record{'scantron.CODE'}=~/\S/ ) {
6576: my $checked; if (!$i) { $checked=' checked="checked" '; }
6577: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_unfound' $checked /> Use the CODE <b><tt>".$$scan_record{'scantron.CODE'}."</tt></b> that is was on the paper, ignoring the error.</label>");
6578: $r->print("\n<br />");
6579: }
6580:
6581: $r->print(<<ENDSCRIPT);
6582: <script type="text/javascript">
6583: function change_radio(field) {
6584: var slct=document.scantronupload.scantron_CODE_resolution;
6585: var i;
6586: for (i=0;i<slct.length;i++) {
6587: if (slct[i].value==field) { slct[i].checked=true; }
6588: }
6589: }
6590: </script>
6591: ENDSCRIPT
6592: my $href="/adm/pickcode?".
6593: "form=".&escape("scantronupload").
6594: "&scantron_format=".&escape($env{'form.scantron_format'}).
6595: "&scantron_CODElist=".&escape($env{'form.scantron_CODElist'}).
6596: "&curCODE=".&escape($$scan_record{'scantron.CODE'}).
6597: "&scantron_selectfile=".&escape($env{'form.scantron_selectfile'});
6598: if ($env{'form.scantron_CODElist'} =~ /\S/) {
6599: $r->print("<label><input type='radio' name='scantron_CODE_resolution' value='use_found' /> <a target='_blank' href='$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')\" />");
6600: $r->print("\n<br />");
6601: }
6602: $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.");
6603: $r->print("\n<br /><br />");
6604: } elsif ($error eq 'doublebubble') {
6605: $r->print("<p>There have been multiple bubbles scanned for a some question(s)</p>\n");
6606: $r->print('<input type="hidden" name="scantron_questions" value="'.
6607: join(',',@{$arg}).'" />');
6608: $r->print($message);
6609: $r->print("<p>Please indicate which bubble should be used for grading</p>");
6610: foreach my $question (@{$arg}) {
6611: my $selected = &get_response_bubbles($scan_record, $question);
6612: my @select_array = split(/:/,$selected);
6613: &scantron_bubble_selector($r,$scan_config,$question,
6614: @select_array);
6615: }
6616: } elsif ($error eq 'missingbubble') {
6617: $r->print("<p>There have been <b>no</b> bubbles scanned for some question(s)</p>\n");
6618: $r->print($message);
6619: $r->print("<p>Please indicate which bubble should be used for grading</p>");
6620: $r->print("Some questions have no scanned bubbles\n");
6621: $r->print('<input type="hidden" name="scantron_questions" value="'.
6622: join(',',@{$arg}).'" />');
6623: foreach my $question (@{$arg}) {
6624: my $selected = &get_response_bubbles($scan_record, $question);
6625: my @select_array = split(/:/,$selected); # ought to be an array of empties.
6626: &scantron_bubble_selector($r,$scan_config,$question, @select_array);
6627: }
6628: } else {
6629: $r->print("\n<ul>");
6630: }
6631: $r->print("\n</li></ul>");
6632:
6633: }
6634:
6635: =pod
6636:
6637: =item scantron_bubble_selector
6638:
6639: Generates the html radiobuttons to correct a single bubble line
6640: possibly showing the existing the selected bubbles if known
6641:
6642: Arguments:
6643: $r - Apache request object
6644: $scan_config - hash from &get_scantron_config()
6645: $quest - number of the bubble line to make a corrector for
6646: @lines - array of answer lines.
6647:
6648: =cut
6649:
6650: sub scantron_bubble_selector {
6651: my ($r,$scan_config,$quest,@lines)=@_;
6652: my $max=$$scan_config{'Qlength'};
6653:
6654:
6655: my $scmode=$$scan_config{'Qon'};
6656:
6657: my $bubble_length = scalar(@lines);
6658:
6659:
6660: if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }
6661:
6662: my $response = $quest-1;
6663: my $lines = $bubble_lines_per_response{$response};
6664:
6665: my $total_lines = $lines*2;
6666: my @alphabet=('A'..'Z');
6667:
6668: $r->print("<table border='1'><tr><td rowspan='".$total_lines."'>$quest</td>");
6669:
6670: for (my $l = 0; $l < $lines; $l++) {
6671: if ($l != 0) {
6672: $r->print('<tr>');
6673: }
6674: my @selected = split(//,$lines[$l]);
6675: for (my $i=0;$i<$max;$i++) {
6676: $r->print("\n".'<td align="center">');
6677: if ($selected[0] eq $alphabet[$i]) {
6678: $r->print('X');
6679: shift(@selected) ;
6680: } else {
6681: $r->print(' ');
6682: }
6683: $r->print('</td>');
6684:
6685: }
6686:
6687: if ($l == 0) {
6688: my $lspan = $total_lines * 2; # 2 table rows per bubble line.
6689:
6690: $r->print('<td rowspan='.$lspan.'><label><input type="radio" name="scantron_correct_Q_'.
6691: $quest.'" value="none" /> No bubble </label></td>');
6692:
6693: }
6694:
6695: $r->print('</tr><tr>');
6696:
6697: # FIXME: This may have to be a bit more clever for
6698: # multiline questions (different values e.g..).
6699:
6700: for (my $i=0;$i<$max;$i++) {
6701: my $value = "$l:$i"; # Relative bubble line #: Bubble in line.
6702: $r->print("\n".
6703: '<td><label><input type="radio" name="scantron_correct_Q_'.
6704: $quest.'" value="'.$value.'" />'.$alphabet[$i]."</label></td>");
6705: }
6706: $r->print('</tr>');
6707:
6708:
6709: }
6710: $r->print('</table>');
6711: }
6712:
6713: =pod
6714:
6715: =item num_matches
6716:
6717: Counts the number of characters that are the same between the two arguments.
6718:
6719: Arguments:
6720: $orig - CODE from the scanline
6721: $code - CODE to match against
6722:
6723: Returns:
6724: $count - integer count of the number of same characters between the
6725: two arguments
6726:
6727: =cut
6728:
6729: sub num_matches {
6730: my ($orig,$code) = @_;
6731: my @code=split(//,$code);
6732: my @orig=split(//,$orig);
6733: my $same=0;
6734: for (my $i=0;$i<scalar(@code);$i++) {
6735: if ($code[$i] eq $orig[$i]) { $same++; }
6736: }
6737: return $same;
6738: }
6739:
6740: =pod
6741:
6742: =item scantron_get_closely_matching_CODEs
6743:
6744: Cycles through all CODEs and finds the set that has the greatest
6745: number of same characters as the provided CODE
6746:
6747: Arguments:
6748: $allcodes - hash ref returned by &get_codes()
6749: $CODE - CODE from the current scanline
6750:
6751: Returns:
6752: 2 element list
6753: - first elements is number of how closely matching the best fit is
6754: (5 means best set has 5 matching characters)
6755: - second element is an arrary ref containing the set of valid CODEs
6756: that best fit the passed in CODE
6757:
6758: =cut
6759:
6760: sub scantron_get_closely_matching_CODEs {
6761: my ($allcodes,$CODE)=@_;
6762: my @CODEs;
6763: foreach my $testcode (sort(keys(%{$allcodes}))) {
6764: push(@{$CODEs[&num_matches($CODE,$testcode)]},$testcode);
6765: }
6766:
6767: return ($#CODEs,$CODEs[-1]);
6768: }
6769:
6770: =pod
6771:
6772: =item get_codes
6773:
6774: Builds a hash which has keys of all of the valid CODEs from the selected
6775: set of remembered CODEs.
6776:
6777: Arguments:
6778: $old_name - name of the set of remembered CODEs
6779: $cdom - domain of the course
6780: $cnum - internal course name
6781:
6782: Returns:
6783: %allcodes - keys are the valid CODEs, values are all 1
6784:
6785: =cut
6786:
6787: sub get_codes {
6788: my ($old_name, $cdom, $cnum) = @_;
6789: if (!$old_name) {
6790: $old_name=$env{'form.scantron_CODElist'};
6791: }
6792: if (!$cdom) {
6793: $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'};
6794: }
6795: if (!$cnum) {
6796: $cnum =$env{'course.'.$env{'request.course.id'}.'.num'};
6797: }
6798: my %result=&Apache::lonnet::get('CODEs',[$old_name,"type\0$old_name"],
6799: $cdom,$cnum);
6800: my %allcodes;
6801: if ($result{"type\0$old_name"} eq 'number') {
6802: %allcodes=map {($_,1)} split(',',$result{$old_name});
6803: } else {
6804: %allcodes=map {(&Apache::lonprintout::num_to_letters($_),1)} split(',',$result{$old_name});
6805: }
6806: return %allcodes;
6807: }
6808:
6809: =pod
6810:
6811: =item scantron_validate_CODE
6812:
6813: Validates all scanlines in the selected file to not have any
6814: invalid or underspecified CODEs and that none of the codes are
6815: duplicated if this was requested.
6816:
6817: =cut
6818:
6819: sub scantron_validate_CODE {
6820: my ($r,$currentphase) = @_;
6821: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6822: if ($scantron_config{'CODElocation'} &&
6823: $scantron_config{'CODEstart'} &&
6824: $scantron_config{'CODElength'}) {
6825: if (!defined($env{'form.scantron_CODElist'})) {
6826: &FIXME_blow_up()
6827: }
6828: } else {
6829: return (0,$currentphase+1);
6830: }
6831:
6832: my %usedCODEs;
6833:
6834: my %allcodes=&get_codes();
6835:
6836: &scantron_get_maxbubble(); # parse needs the lines per response array.
6837:
6838: my ($scanlines,$scan_data)=&scantron_getfile();
6839: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6840: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6841: if ($line=~/^[\s\cz]*$/) { next; }
6842: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6843: $scan_data);
6844: my $CODE=$$scan_record{'scantron.CODE'};
6845: my $error=0;
6846: if (!&Apache::lonnet::validCODE($CODE)) {
6847: &scantron_get_correction($r,$i,$scan_record,
6848: \%scantron_config,
6849: $line,'incorrectCODE',\%allcodes);
6850: return(1,$currentphase);
6851: }
6852: if (%allcodes && !exists($allcodes{$CODE})
6853: && !$$scan_record{'scantron.useCODE'}) {
6854: &scantron_get_correction($r,$i,$scan_record,
6855: \%scantron_config,
6856: $line,'incorrectCODE',\%allcodes);
6857: return(1,$currentphase);
6858: }
6859: if (exists($usedCODEs{$CODE})
6860: && $env{'form.scantron_CODEunique'} eq 'yes'
6861: && !$$scan_record{'scantron.CODE_ignore_dup'}) {
6862: &scantron_get_correction($r,$i,$scan_record,
6863: \%scantron_config,
6864: $line,'duplicateCODE',$usedCODEs{$CODE});
6865: return(1,$currentphase);
6866: }
6867: push (@{$usedCODEs{$CODE}},$$scan_record{'scantron.PaperID'});
6868: }
6869: return (0,$currentphase+1);
6870: }
6871:
6872: =pod
6873:
6874: =item scantron_validate_doublebubble
6875:
6876: Validates all scanlines in the selected file to not have any
6877: bubble lines with multiple bubbles marked.
6878:
6879: =cut
6880:
6881: sub scantron_validate_doublebubble {
6882: my ($r,$currentphase) = @_;
6883: #get student info
6884: my $classlist=&Apache::loncoursedata::get_classlist();
6885: my %idmap=&username_to_idmap($classlist);
6886:
6887: #get scantron line setup
6888: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
6889: my ($scanlines,$scan_data)=&scantron_getfile();
6890:
6891: &scantron_get_maxbubble(); # parse needs the bubble line array.
6892:
6893: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
6894: my $line=&scantron_get_line($scanlines,$scan_data,$i);
6895: if ($line=~/^[\s\cz]*$/) { next; }
6896: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
6897: $scan_data);
6898: if (!defined($$scan_record{'scantron.doubleerror'})) { next; }
6899: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line,
6900: 'doublebubble',
6901: $$scan_record{'scantron.doubleerror'});
6902: return (1,$currentphase);
6903: }
6904: return (0,$currentphase+1);
6905: }
6906:
6907: =pod
6908:
6909: =item scantron_get_maxbubble
6910:
6911: Returns the maximum number of bubble lines that are expected to
6912: occur. Does this by walking the selected sequence rendering the
6913: resource and then checking &Apache::lonxml::get_problem_counter()
6914: for what the current value of the problem counter is.
6915:
6916: Caches the results to $env{'form.scantron_maxbubble'},
6917: $env{'form.scantron.bubble_lines.n'} and
6918: $env{'form.scantron.first_bubble_line.n'}
6919: which are the total number of bubble, lines, the number of bubble
6920: lines for reponse n and number of the first bubble line for response n.
6921:
6922: =cut
6923:
6924: sub scantron_get_maxbubble {
6925: if (defined($env{'form.scantron_maxbubble'}) &&
6926: $env{'form.scantron_maxbubble'}) {
6927: &restore_bubble_lines();
6928: return $env{'form.scantron_maxbubble'};
6929: }
6930:
6931: my (undef, undef, $sequence) =
6932: &Apache::lonnet::decode_symb($env{'form.selectpage'});
6933:
6934: my $navmap=Apache::lonnavmaps::navmap->new();
6935: my $map=$navmap->getResourceByUrl($sequence);
6936: my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
6937:
6938: &Apache::lonxml::clear_problem_counter();
6939:
6940: my $uname = $env{'form.student'};
6941: my $udom = $env{'form.userdom'};
6942: my $cid = $env{'request.course.id'};
6943: my $total_lines = 0;
6944: %bubble_lines_per_response = ();
6945: %first_bubble_line = ();
6946:
6947:
6948: my $response_number = 0;
6949: my $bubble_line = 0;
6950: foreach my $resource (@resources) {
6951: my $symb = $resource->symb();
6952: &Apache::lonxml::clear_bubble_lines_for_part();
6953: my $result=&Apache::lonnet::ssi($resource->src(),
6954: ('symb' => $resource->symb()),
6955: ('grade_target' => 'analyze'),
6956: ('grade_courseid' => $cid),
6957: ('grade_domain' => $udom),
6958: ('grade_username' => $uname));
6959: my (undef, $an) =
6960: split(/_HASH_REF__/,$result, 2);
6961:
6962: my %analysis = &Apache::lonnet::str2hash($an);
6963:
6964:
6965:
6966: foreach my $part_id (@{$analysis{'parts'}}) {
6967:
6968:
6969: my $lines = $analysis{"$part_id.bubble_lines"};;
6970:
6971: # TODO - make this a persistent hash not an array.
6972:
6973:
6974: $first_bubble_line{$response_number} = $bubble_line;
6975: $bubble_lines_per_response{$response_number} = $lines;
6976: $response_number++;
6977:
6978: $bubble_line += $lines;
6979: $total_lines += $lines;
6980: }
6981:
6982: }
6983: &Apache::lonnet::delenv('scantron\.');
6984:
6985: &save_bubble_lines();
6986: $env{'form.scantron_maxbubble'} =
6987: $total_lines;
6988: return $env{'form.scantron_maxbubble'};
6989: }
6990:
6991: =pod
6992:
6993: =item scantron_validate_missingbubbles
6994:
6995: Validates all scanlines in the selected file to not have any
6996: answers that don't have bubbles that have not been verified
6997: to be bubble free.
6998:
6999: =cut
7000:
7001: sub scantron_validate_missingbubbles {
7002: my ($r,$currentphase) = @_;
7003: #get student info
7004: my $classlist=&Apache::loncoursedata::get_classlist();
7005: my %idmap=&username_to_idmap($classlist);
7006:
7007: #get scantron line setup
7008: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
7009: my ($scanlines,$scan_data)=&scantron_getfile();
7010: my $max_bubble=&scantron_get_maxbubble();
7011: if (!$max_bubble) { $max_bubble=2**31; }
7012: for (my $i=0;$i<=$scanlines->{'count'};$i++) {
7013: my $line=&scantron_get_line($scanlines,$scan_data,$i);
7014: if ($line=~/^[\s\cz]*$/) { next; }
7015: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
7016: $scan_data);
7017: if (!defined($$scan_record{'scantron.missingerror'})) { next; }
7018: my @to_correct;
7019:
7020: # Probably here's where the error is...
7021:
7022: foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {
7023: if ($missing > $max_bubble) { next; }
7024: push(@to_correct,$missing);
7025: }
7026: if (@to_correct) {
7027: &scantron_get_correction($r,$i,$scan_record,\%scantron_config,
7028: $line,'missingbubble',\@to_correct);
7029: return (1,$currentphase);
7030: }
7031:
7032: }
7033: return (0,$currentphase+1);
7034: }
7035:
7036: =pod
7037:
7038: =item scantron_process_students
7039:
7040: Routine that does the actual grading of the bubble sheet information.
7041:
7042: The parsed scanline hash is added to %env
7043:
7044: Then foreach unskipped scanline it does an &Apache::lonnet::ssi()
7045: foreach resource , with the form data of
7046:
7047: 'submitted' =>'scantron'
7048: 'grade_target' =>'grade',
7049: 'grade_username'=> username of student
7050: 'grade_domain' => domain of student
7051: 'grade_courseid'=> of course
7052: 'grade_symb' => symb of resource to grade
7053:
7054: This triggers a grading pass. The problem grading code takes care
7055: of converting the bubbled letter information (now in %env) into a
7056: valid submission.
7057:
7058: =cut
7059:
7060: sub scantron_process_students {
7061: my ($r) = @_;
7062: my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'});
7063: my ($symb)=&get_symb($r);
7064: if (!$symb) {return '';}
7065: my $default_form_data=&defaultFormData($symb);
7066:
7067: my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
7068: my ($scanlines,$scan_data)=&scantron_getfile();
7069: my $classlist=&Apache::loncoursedata::get_classlist();
7070: my %idmap=&username_to_idmap($classlist);
7071: my $navmap=Apache::lonnavmaps::navmap->new();
7072: my $map=$navmap->getResourceByUrl($sequence);
7073: my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
7074: # $r->print("geto ".scalar(@resources)."<br />");
7075: my $result= <<SCANTRONFORM;
7076: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantronupload">
7077: <input type="hidden" name="command" value="scantron_configphase" />
7078: $default_form_data
7079: SCANTRONFORM
7080: $r->print($result);
7081:
7082: my @delayqueue;
7083: my %completedstudents;
7084:
7085: my $count=&get_todo_count($scanlines,$scan_data);
7086: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status',
7087: 'Scantron Progress',$count,
7088: 'inline',undef,'scantronupload');
7089: &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
7090: 'Processing first student');
7091: my $start=&Time::HiRes::time();
7092: my $i=-1;
7093: my ($uname,$udom,$started);
7094:
7095: &scantron_get_maxbubble(); # Need the bubble lines array to parse.
7096:
7097: while ($i<$scanlines->{'count'}) {
7098: ($uname,$udom)=('','');
7099: $i++;
7100: my $line=&scantron_get_line($scanlines,$scan_data,$i);
7101: if ($line=~/^[\s\cz]*$/) { next; }
7102: if ($started) {
7103: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
7104: 'last student');
7105: }
7106: $started=1;
7107: my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
7108: $scan_data);
7109: unless ($uname=&scantron_find_student($scan_record,$scan_data,
7110: \%idmap,$i)) {
7111: &scantron_add_delay(\@delayqueue,$line,
7112: 'Unable to find a student that matches',1);
7113: next;
7114: }
7115: if (exists $completedstudents{$uname}) {
7116: &scantron_add_delay(\@delayqueue,$line,
7117: 'Student '.$uname.' has multiple sheets',2);
7118: next;
7119: }
7120: ($uname,$udom)=split(/:/,$uname);
7121:
7122: &Apache::lonxml::clear_problem_counter();
7123: &Apache::lonnet::appenv(%$scan_record);
7124:
7125: if (&scantron_clear_skip($scanlines,$scan_data,$i)) {
7126: &scantron_putfile($scanlines,$scan_data);
7127: }
7128:
7129: my $i=0;
7130: foreach my $resource (@resources) {
7131: $i++;
7132: my %form=('submitted' =>'scantron',
7133: 'grade_target' =>'grade',
7134: 'grade_username'=>$uname,
7135: 'grade_domain' =>$udom,
7136: 'grade_courseid'=>$env{'request.course.id'},
7137: 'grade_symb' =>$resource->symb());
7138: if (exists($scan_record->{'scantron.CODE'})
7139: &&
7140: &Apache::lonnet::validCODE($scan_record->{'scantron.CODE'})) {
7141: $form{'CODE'}=$scan_record->{'scantron.CODE'};
7142: } else {
7143: $form{'CODE'}='';
7144: }
7145: my $result=&Apache::lonnet::ssi($resource->src(),%form);
7146: if ($result ne '') {
7147: }
7148: if (&Apache::loncommon::connection_aborted($r)) { last; }
7149: }
7150: $completedstudents{$uname}={'line'=>$line};
7151: if (&Apache::loncommon::connection_aborted($r)) { last; }
7152: } continue {
7153: &Apache::lonxml::clear_problem_counter();
7154: &Apache::lonnet::delenv('scantron\.');
7155: }
7156: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
7157: # my $lasttime = &Time::HiRes::time()-$start;
7158: # $r->print("<p>took $lasttime</p>");
7159:
7160: $r->print("</form>");
7161: $r->print(&show_grading_menu_form($symb));
7162: return '';
7163: }
7164:
7165: =pod
7166:
7167: =item scantron_upload_scantron_data
7168:
7169: Creates the screen for adding a new bubble sheet data file to a course.
7170:
7171: =cut
7172:
7173: sub scantron_upload_scantron_data {
7174: my ($r)=@_;
7175: $r->print(&Apache::loncommon::coursebrowser_javascript($env{'request.role.domain'}));
7176: my $select_link=&Apache::loncommon::selectcourse_link('rules','courseid',
7177: 'domainid',
7178: 'coursename');
7179: my $domsel=&Apache::loncommon::select_dom_form($env{'request.role.domain'},
7180: 'domainid');
7181: my $default_form_data=&defaultFormData(&get_symb($r,1));
7182: $r->print(<<UPLOAD);
7183: <script type="text/javascript" language="javascript">
7184: function checkUpload(formname) {
7185: if (formname.upfile.value == "") {
7186: alert("Please use the browse button to select a file from your local directory.");
7187: return false;
7188: }
7189: formname.submit();
7190: }
7191: </script>
7192:
7193: <form enctype='multipart/form-data' action='/adm/grades' name='rules' method='post'>
7194: $default_form_data
7195: <table>
7196: <tr><td>$select_link </td></tr>
7197: <tr><td>Course ID: </td><td><input name='courseid' type='text' /> </td></tr>
7198: <tr><td>Course Name: </td><td><input name='coursename' type='text' /></td></tr>
7199: <tr><td>Domain: </td><td>$domsel </td></tr>
7200: <tr><td>File to upload:</td><td><input type="file" name="upfile" size="50" /></td></tr>
7201: </table>
7202: <input name='command' value='scantronupload_save' type='hidden' />
7203: <input type="button" onClick="javascript:checkUpload(this.form);" value="Upload Scantron Data" />
7204: </form>
7205: UPLOAD
7206: return '';
7207: }
7208:
7209: =pod
7210:
7211: =item scantron_upload_scantron_data_save
7212:
7213: Adds a provided bubble information data file to the course if user
7214: has the correct privileges to do so.
7215:
7216: =cut
7217:
7218: sub scantron_upload_scantron_data_save {
7219: my($r)=@_;
7220: my ($symb)=&get_symb($r,1);
7221: my $doanotherupload=
7222: '<br /><form action="/adm/grades" method="post">'."\n".
7223: '<input type="hidden" name="command" value="scantronupload" />'."\n".
7224: '<input type="submit" name="submit" value="Do Another Upload" />'."\n".
7225: '</form>'."\n";
7226: if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) &&
7227: !&Apache::lonnet::allowed('usc',
7228: $env{'form.domainid'}.'_'.$env{'form.courseid'})) {
7229: $r->print("You are not allowed to upload Scantron data to the requested course.<br />");
7230: if ($symb) {
7231: $r->print(&show_grading_menu_form($symb));
7232: } else {
7233: $r->print($doanotherupload);
7234: }
7235: return '';
7236: }
7237: my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'});
7238: $r->print("Doing upload to ".$coursedata{'description'}." <br />");
7239: my $fname=$env{'form.upfile.filename'};
7240: #FIXME
7241: #copied from lonnet::userfileupload()
7242: #make that function able to target a specified course
7243: # Replace Windows backslashes by forward slashes
7244: $fname=~s/\\/\//g;
7245: # Get rid of everything but the actual filename
7246: $fname=~s/^.*\/([^\/]+)$/$1/;
7247: # Replace spaces by underscores
7248: $fname=~s/\s+/\_/g;
7249: # Replace all other weird characters by nothing
7250: $fname=~s/[^\w\.\-]//g;
7251: # See if there is anything left
7252: unless ($fname) { return 'error: no uploaded file'; }
7253: my $uploadedfile=$fname;
7254: $fname='scantron_orig_'.$fname;
7255: if (length($env{'form.upfile'}) < 2) {
7256: $r->print("<span class=\"LC_error\">Error:</span> The file you attempted to upload, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>, contained no information. Please check that you entered the correct filename.");
7257: } else {
7258: my $result=&Apache::lonnet::finishuserfileupload($env{'form.courseid'},$env{'form.domainid'},'upfile',$fname);
7259: if ($result =~ m|^/uploaded/|) {
7260: $r->print("<span class=\"LC_success\">Success:</span> Successfully uploaded ".(length($env{'form.upfile'})-1)." bytes of data into location <tt>".$result."</tt>");
7261: } else {
7262: $r->print("<span class=\"LC_error\">Error:</span> An error (".$result.") occurred when attempting to upload the file, <tt>".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."</tt>");
7263: }
7264: }
7265: if ($symb) {
7266: $r->print(&scantron_selectphase($r,$uploadedfile));
7267: } else {
7268: $r->print($doanotherupload);
7269: }
7270: return '';
7271: }
7272:
7273: =pod
7274:
7275: =item valid_file
7276:
7277: Validates that the requested bubble data file exists in the course.
7278:
7279: =cut
7280:
7281: sub valid_file {
7282: my ($requested_file)=@_;
7283: foreach my $filename (sort(&scantron_filenames())) {
7284: if ($requested_file eq $filename) { return 1; }
7285: }
7286: return 0;
7287: }
7288:
7289: =pod
7290:
7291: =item scantron_download_scantron_data
7292:
7293: Shows a list of the three internal files (original, corrected,
7294: skipped) for a specific bubble sheet data file that exists in the
7295: course.
7296:
7297: =cut
7298:
7299: sub scantron_download_scantron_data {
7300: my ($r)=@_;
7301: my $default_form_data=&defaultFormData(&get_symb($r,1));
7302: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
7303: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
7304: my $file=$env{'form.scantron_selectfile'};
7305: if (! &valid_file($file)) {
7306: $r->print(<<ERROR);
7307: <p>
7308: The requested file name was invalid.
7309: </p>
7310: ERROR
7311: $r->print(&show_grading_menu_form(&get_symb($r,1)));
7312: return;
7313: }
7314: my $orig='/uploaded/'.$cdom.'/'.$cname.'/scantron_orig_'.$file;
7315: my $corrected='/uploaded/'.$cdom.'/'.$cname.'/scantron_corrected_'.$file;
7316: my $skipped='/uploaded/'.$cdom.'/'.$cname.'/scantron_skipped_'.$file;
7317: &Apache::lonnet::allowuploaded('/adm/grades',$orig);
7318: &Apache::lonnet::allowuploaded('/adm/grades',$corrected);
7319: &Apache::lonnet::allowuploaded('/adm/grades',$skipped);
7320: $r->print(<<DOWNLOAD);
7321: <p>
7322: <a href="$orig">Original</a> file as uploaded by the scantron office.
7323: </p>
7324: <p>
7325: <a href="$corrected">Corrections</a>, a file of corrected records that were used in grading.
7326: </p>
7327: <p>
7328: <a href="$skipped">Skipped</a>, a file of records that were skipped.
7329: </p>
7330: DOWNLOAD
7331: $r->print(&show_grading_menu_form(&get_symb($r,1)));
7332: return '';
7333: }
7334:
7335: =pod
7336:
7337: =back
7338:
7339: =cut
7340:
7341: #-------- end of section for handling grading scantron forms -------
7342: #
7343: #-------------------------------------------------------------------
7344:
7345: #-------------------------- Menu interface -------------------------
7346: #
7347: #--- Show a Grading Menu button - Calls the next routine ---
7348: sub show_grading_menu_form {
7349: my ($symb)=@_;
7350: my $result.='<br /><form action="/adm/grades" method="post">'."\n".
7351: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7352: '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
7353: '<input type="hidden" name="command" value="gradingmenu" />'."\n".
7354: '<input type="submit" name="submit" value="'.&mt('Grading Menu').'" />'."\n".
7355: '</form>'."\n";
7356: return $result;
7357: }
7358:
7359: # -- Retrieve choices for grading form
7360: sub savedState {
7361: my %savedState = ();
7362: if ($env{'form.saveState'}) {
7363: foreach (split(/:/,$env{'form.saveState'})) {
7364: my ($key,$value) = split(/=/,$_,2);
7365: $savedState{$key} = $value;
7366: }
7367: }
7368: return \%savedState;
7369: }
7370:
7371: sub grading_menu {
7372: my ($request) = @_;
7373: my ($symb)=&get_symb($request);
7374: if (!$symb) {return '';}
7375: my $probTitle = &Apache::lonnet::gettitle($symb);
7376: my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
7377:
7378: $request->print($table);
7379: my %fields = ('symb'=>&Apache::lonenc::check_encrypt($symb),
7380: 'handgrade'=>$hdgrade,
7381: 'probTitle'=>$probTitle,
7382: 'command'=>'submit_options',
7383: 'saveState'=>"",
7384: 'gradingMenu'=>1,
7385: 'showgrading'=>"yes");
7386: my $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7387: my @menu = ({ url => $url,
7388: name => &mt('Manual Grading/View Submissions'),
7389: short_description =>
7390: &mt('Start the process of hand grading submissions.'),
7391: });
7392: $fields{'command'} = 'csvform';
7393: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7394: push (@menu, { url => $url,
7395: name => &mt('Upload Scores'),
7396: short_description =>
7397: &mt('Specify a file containing the class scores for current resource.')});
7398: $fields{'command'} = 'processclicker';
7399: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7400: push (@menu, { url => $url,
7401: name => &mt('Process Clicker'),
7402: short_description =>
7403: &mt('Specify a file containing the clicker information for this resource.')});
7404: $fields{'command'} = 'scantron_selectphase';
7405: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7406: push (@menu, { url => $url,
7407: name => &mt('Grade/Manage Scantron Forms'),
7408: short_description =>
7409: &mt('')});
7410: $fields{'command'} = 'verify';
7411: $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
7412: push (@menu, { url => "",
7413: name => &mt('Verify Receipt'),
7414: short_description =>
7415: &mt('')});
7416: #
7417: # Create the menu
7418: my $Str;
7419: # $Str .= '<h2>'.&mt('Please select a grading task').'</h2>';
7420: $Str .= '<form method="post" action="" name="gradingMenu">';
7421: $Str .= '<input type="hidden" name="command" value="" />'.
7422: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7423: '<input type="hidden" name="handgrade" value="'.$hdgrade.'" />'."\n".
7424: '<input type="hidden" name="probTitle" value="'.$probTitle.'" />'."\n".
7425: '<input type="hidden" name="saveState" value="" />'."\n".
7426: '<input type="hidden" name="gradingMenu" value="1" />'."\n".
7427: '<input type="hidden" name="showgrading" value="yes" />'."\n";
7428:
7429: foreach my $menudata (@menu) {
7430: if ($menudata->{'name'} ne &mt('Verify Receipt')) {
7431: $Str .=' <h3><a '.
7432: $menudata->{'jscript'}.
7433: ' href="'.
7434: $menudata->{'url'}.'" >'.
7435: $menudata->{'name'}."</a></h3>\n";
7436: } else {
7437: $Str .=' <h3><input type="button" value="'.&mt('Verify Receipt').'" '.
7438: $menudata->{'jscript'}.
7439: ' onClick="javascript:checkChoice(document.forms.gradingMenu,\'5\',\'verify\')" '.
7440: ' /></h3>';
7441: $Str .= (' 'x8).
7442: &mt(' receipt: [_1]',
7443: &Apache::lonnet::recprefix($env{'request.course.id'}).
7444: '-<input type="text" name="receipt" size="4" onChange="javascript:checkReceiptNo(this.form,\'OK\')" />');
7445: }
7446: $Str .= ' '.(' 'x8).$menudata->{'short_description'}.
7447: "\n";
7448: }
7449: $Str .="</form>\n";
7450: $request->print(<<GRADINGMENUJS);
7451: <script type="text/javascript" language="javascript">
7452: function checkChoice(formname,val,cmdx) {
7453: if (val <= 2) {
7454: var cmd = radioSelection(formname.radioChoice);
7455: var cmdsave = cmd;
7456: } else {
7457: cmd = cmdx;
7458: cmdsave = 'submission';
7459: }
7460: formname.command.value = cmd;
7461: if (val < 5) formname.submit();
7462: if (val == 5) {
7463: if (!checkReceiptNo(formname,'notOK')) {
7464: return false;
7465: } else {
7466: formname.submit();
7467: }
7468: }
7469: }
7470:
7471: function checkReceiptNo(formname,nospace) {
7472: var receiptNo = formname.receipt.value;
7473: var checkOpt = false;
7474: if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
7475: if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
7476: if (checkOpt) {
7477: alert("Please enter a receipt number given by a student in the receipt box.");
7478: formname.receipt.value = "";
7479: formname.receipt.focus();
7480: return false;
7481: }
7482: return true;
7483: }
7484: </script>
7485: GRADINGMENUJS
7486: &commonJSfunctions($request);
7487: return $Str;
7488: }
7489:
7490:
7491: #--- Displays the submissions first page -------
7492: sub submit_options {
7493: my ($request) = @_;
7494: my ($symb)=&get_symb($request);
7495: if (!$symb) {return '';}
7496: my $probTitle = &Apache::lonnet::gettitle($symb);
7497:
7498: $request->print(<<GRADINGMENUJS);
7499: <script type="text/javascript" language="javascript">
7500: function checkChoice(formname,val,cmdx) {
7501: if (val <= 2) {
7502: var cmd = radioSelection(formname.radioChoice);
7503: var cmdsave = cmd;
7504: } else {
7505: cmd = cmdx;
7506: cmdsave = 'submission';
7507: }
7508: formname.command.value = cmd;
7509: formname.saveState.value = "saveCmd="+cmdsave+":saveSec="+pullDownSelection(formname.section)+
7510: ":saveSub="+pullDownSelection(formname.submitonly)+":saveStatus="+pullDownSelection(formname.Status);
7511: if (val < 5) formname.submit();
7512: if (val == 5) {
7513: if (!checkReceiptNo(formname,'notOK')) { return false;}
7514: formname.submit();
7515: }
7516: if (val < 7) formname.submit();
7517: }
7518:
7519: function checkReceiptNo(formname,nospace) {
7520: var receiptNo = formname.receipt.value;
7521: var checkOpt = false;
7522: if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
7523: if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
7524: if (checkOpt) {
7525: alert("Please enter a receipt number given by a student in the receipt box.");
7526: formname.receipt.value = "";
7527: formname.receipt.focus();
7528: return false;
7529: }
7530: return true;
7531: }
7532: </script>
7533: GRADINGMENUJS
7534: &commonJSfunctions($request);
7535: my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
7536: my $result;
7537: my (undef,$sections) = &getclasslist('all','0');
7538: my $savedState = &savedState();
7539: my $saveCmd = ($$savedState{'saveCmd'} eq '' ? 'submission' : $$savedState{'saveCmd'});
7540: my $saveSec = ($$savedState{'saveSec'} eq '' ? 'all' : $$savedState{'saveSec'});
7541: my $saveSub = ($$savedState{'saveSub'} eq '' ? 'all' : $$savedState{'saveSub'});
7542: my $saveStatus = ($$savedState{'saveStatus'} eq '' ? 'Active' : $$savedState{'saveStatus'});
7543:
7544: $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
7545: '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
7546: '<input type="hidden" name="handgrade" value="'.$hdgrade.'" />'."\n".
7547: '<input type="hidden" name="probTitle" value="'.$probTitle.'" />'."\n".
7548: '<input type="hidden" name="command" value="" />'."\n".
7549: '<input type="hidden" name="saveState" value="" />'."\n".
7550: '<input type="hidden" name="gradingMenu" value="1" />'."\n".
7551: '<input type="hidden" name="showgrading" value="yes" />'."\n";
7552:
7553: $result.='
7554: <div class="LC_grade_select_mode">
7555: <div class="LC_grade_select_mode_current">
7556: <h2>
7557: '.&mt('Grade Current Resource').'
7558: </h2>
7559: <div class="LC_grade_select_mode_body">
7560: <div class="LC_grades_resource_info">
7561: '.$table.'
7562: </div>
7563: <div class="LC_grade_select_mode_selector">
7564: <div class="LC_grade_select_mode_selector_header">
7565: '.&mt('Sections').'
7566: </div>
7567: <div class="LC_grade_select_mode_selector_body">
7568: <select name="section" multiple="multiple" size="5">'."\n";
7569: if (ref($sections)) {
7570: foreach my $section (sort (@$sections)) {
7571: $result.='<option value="'.$section.'" '.
7572: ($saveSec eq $section ? 'selected="selected"':'').'>'.$section.'</option>'."\n";
7573: }
7574: }
7575: $result.= '<option value="all" '.($saveSec eq 'all' ? 'selected="selected"' : ''). '>all</option></select> ';
7576: $result.='
7577: </div>
7578: </div>
7579: <div class="LC_grade_select_mode_selector">
7580: <div class="LC_grade_select_mode_selector_header">
7581: '.&mt('Groups').'
7582: </div>
7583: <div class="LC_grade_select_mode_selector_body">
7584: '.&Apache::lonstatistics::GroupSelect('group','multiple',5).'
7585: </div>
7586: </div>
7587: <div class="LC_grade_select_mode_selector">
7588: <div class="LC_grade_select_mode_selector_header">
7589: '.&mt('Access Status').'
7590: </div>
7591: <div class="LC_grade_select_mode_selector_body">
7592: '.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,5,undef,'mult').'
7593: </div>
7594: </div>
7595: <div class="LC_grade_select_mode_selector">
7596: <div class="LC_grade_select_mode_selector_header">
7597: '.&mt('Submission Status').'
7598: </div>
7599: <div class="LC_grade_select_mode_selector_body">
7600: <select name="submitonly" size="5">
7601: <option value="yes" '. ($saveSub eq 'yes' ? 'selected="selected"' : '').'>'.&mt('with submissions').'</option>
7602: <option value="queued" '. ($saveSub eq 'queued' ? 'selected="selected"' : '').'>'.&mt('in grading queue').'</option>
7603: <option value="graded" '. ($saveSub eq 'graded' ? 'selected="selected"' : '').'>'.&mt('with ungraded submissions').'</option>
7604: <option value="incorrect" '.($saveSub eq 'incorrect' ? 'selected="selected"' : '').'>'.&mt('with incorrect submissions').'</option>
7605: <option value="all" '. ($saveSub eq 'all' ? 'selected="selected"' : '').'>'.&mt('with any status').'</option>
7606: </select>
7607: </div>
7608: </div>
7609: <div class="LC_grade_select_mode_type_body">
7610: <div class="LC_grade_select_mode_type">
7611: <label>
7612: <input type="radio" name="radioChoice" value="submission" '.
7613: ($saveCmd eq 'submission' ? 'checked="checked"' : '').' /> '.
7614: &mt('Select individual students to grade and view submissions.').'
7615: </label>
7616: </div>
7617: <div class="LC_grade_select_mode_type">
7618: <label>
7619: <input type="radio" name="radioChoice" value="viewgrades" '.
7620: ($saveCmd eq 'viewgrades' ? 'checked="checked"' : '').' /> '.
7621: &mt('Grade all selected students in a grading table.').'
7622: </label>
7623: </div>
7624: <div class="LC_grade_select_mode_type">
7625: <input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next->').'" />
7626: </div>
7627: </div>
7628: </div>
7629: </div>
7630: <div class="LC_grade_select_mode_page">
7631: <h2>
7632: '.&mt('Grade Complete Folder for One Student').'
7633: </h2>
7634: <div class="LC_grades_select_mode_body">
7635: <div class="LC_grade_select_mode_type_body">
7636: <div class="LC_grade_select_mode_type">
7637: <label>
7638: <input type="radio" name="radioChoice" value="pickStudentPage" '.
7639: ($saveCmd eq 'pickStudentPage' ? 'checked="checked"' : '').' /> '.
7640: &mt('The <b>complete</b> page/sequence/folder: For one student').'
7641: </label>
7642: </div>
7643: <div class="LC_grade_select_mode_type">
7644: <input type="button" onClick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next->').'" />
7645: </div>
7646: </div>
7647: </div>
7648: </div>
7649: </div>
7650: </form>';
7651: return $result;
7652: }
7653:
7654: sub reset_perm {
7655: undef(%perm);
7656: }
7657:
7658: sub init_perm {
7659: &reset_perm();
7660: foreach my $test_perm ('vgr','mgr','opa') {
7661:
7662: my $scope = $env{'request.course.id'};
7663: if (!($perm{$test_perm}=&Apache::lonnet::allowed($test_perm,$scope))) {
7664:
7665: $scope .= '/'.$env{'request.course.sec'};
7666: if ( $perm{$test_perm}=
7667: &Apache::lonnet::allowed($test_perm,$scope)) {
7668: $perm{$test_perm.'_section'}=$env{'request.course.sec'};
7669: } else {
7670: delete($perm{$test_perm});
7671: }
7672: }
7673: }
7674: }
7675:
7676: sub gather_clicker_ids {
7677: my %clicker_ids;
7678:
7679: my $classlist = &Apache::loncoursedata::get_classlist();
7680:
7681: # Set up a couple variables.
7682: my $username_idx = &Apache::loncoursedata::CL_SNAME();
7683: my $domain_idx = &Apache::loncoursedata::CL_SDOM();
7684: my $status_idx = &Apache::loncoursedata::CL_STATUS();
7685:
7686: foreach my $student (keys(%$classlist)) {
7687: if ($classlist->{$student}->[$status_idx] ne 'Active') { next; }
7688: my $username = $classlist->{$student}->[$username_idx];
7689: my $domain = $classlist->{$student}->[$domain_idx];
7690: my $clickers =
7691: (&Apache::lonnet::userenvironment($domain,$username,'clickers'))[1];
7692: foreach my $id (split(/\,/,$clickers)) {
7693: $id=~s/^[\#0]+//;
7694: $id=~s/[\-\:]//g;
7695: if (exists($clicker_ids{$id})) {
7696: $clicker_ids{$id}.=','.$username.':'.$domain;
7697: } else {
7698: $clicker_ids{$id}=$username.':'.$domain;
7699: }
7700: }
7701: }
7702: return %clicker_ids;
7703: }
7704:
7705: sub gather_adv_clicker_ids {
7706: my %clicker_ids;
7707: my $cnum=$env{'course.'.$env{'request.course.id'}.'.num'};
7708: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
7709: my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
7710: foreach my $element (sort(keys(%coursepersonnel))) {
7711: foreach my $person (split(/\,/,$coursepersonnel{$element})) {
7712: my ($puname,$pudom)=split(/\:/,$person);
7713: my $clickers =
7714: (&Apache::lonnet::userenvironment($pudom,$puname,'clickers'))[1];
7715: foreach my $id (split(/\,/,$clickers)) {
7716: $id=~s/^[\#0]+//;
7717: $id=~s/[\-\:]//g;
7718: if (exists($clicker_ids{$id})) {
7719: $clicker_ids{$id}.=','.$puname.':'.$pudom;
7720: } else {
7721: $clicker_ids{$id}=$puname.':'.$pudom;
7722: }
7723: }
7724: }
7725: }
7726: return %clicker_ids;
7727: }
7728:
7729: sub clicker_grading_parameters {
7730: return ('gradingmechanism' => 'scalar',
7731: 'upfiletype' => 'scalar',
7732: 'specificid' => 'scalar',
7733: 'pcorrect' => 'scalar',
7734: 'pincorrect' => 'scalar');
7735: }
7736:
7737: sub process_clicker {
7738: my ($r)=@_;
7739: my ($symb)=&get_symb($r);
7740: if (!$symb) {return '';}
7741: my $result=&checkforfile_js();
7742: $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
7743: my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
7744: $result.=$table;
7745: $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
7746: $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
7747: $result.=' <b>'.&mt('Specify a file containing the clicker information for this resource').
7748: '.</b></td></tr>'."\n";
7749: $result.='<tr bgcolor=#ffffe6><td>'."\n";
7750: # Attempt to restore parameters from last session, set defaults if not present
7751: my %Saveable_Parameters=&clicker_grading_parameters();
7752: &Apache::loncommon::restore_course_settings('grades_clicker',
7753: \%Saveable_Parameters);
7754: if (!$env{'form.pcorrect'}) { $env{'form.pcorrect'}=100; }
7755: if (!$env{'form.pincorrect'}) { $env{'form.pincorrect'}=100; }
7756: if (!$env{'form.gradingmechanism'}) { $env{'form.gradingmechanism'}='attendance'; }
7757: if (!$env{'form.upfiletype'}) { $env{'form.upfiletype'}='iclicker'; }
7758:
7759: my %checked;
7760: foreach my $gradingmechanism ('attendance','personnel','specific') {
7761: if ($env{'form.gradingmechanism'} eq $gradingmechanism) {
7762: $checked{$gradingmechanism}="checked='checked'";
7763: }
7764: }
7765:
7766: my $upload=&mt("Upload File");
7767: my $type=&mt("Type");
7768: my $attendance=&mt("Award points just for participation");
7769: my $personnel=&mt("Correctness determined from response by course personnel");
7770: my $specific=&mt("Correctness determined from response with clicker ID(s)");
7771: my $pcorrect=&mt("Percentage points for correct solution");
7772: my $pincorrect=&mt("Percentage points for incorrect solution");
7773: my $selectform=&Apache::loncommon::select_form($env{'form.upfiletype'},'upfiletype',
7774: ('iclicker' => 'i>clicker',
7775: 'interwrite' => 'interwrite PRS'));
7776: $symb = &Apache::lonenc::check_encrypt($symb);
7777: $result.=<<ENDUPFORM;
7778: <script type="text/javascript">
7779: function sanitycheck() {
7780: // Accept only integer percentages
7781: document.forms.gradesupload.pcorrect.value=Math.round(document.forms.gradesupload.pcorrect.value);
7782: document.forms.gradesupload.pincorrect.value=Math.round(document.forms.gradesupload.pincorrect.value);
7783: // Find out grading choice
7784: for (i=0; i<document.forms.gradesupload.gradingmechanism.length; i++) {
7785: if (document.forms.gradesupload.gradingmechanism[i].checked) {
7786: gradingchoice=document.forms.gradesupload.gradingmechanism[i].value;
7787: }
7788: }
7789: // By default, new choice equals user selection
7790: newgradingchoice=gradingchoice;
7791: // Not good to give more points for false answers than correct ones
7792: if (Math.round(document.forms.gradesupload.pcorrect.value)<Math.round(document.forms.gradesupload.pincorrect.value)) {
7793: document.forms.gradesupload.pcorrect.value=document.forms.gradesupload.pincorrect.value;
7794: }
7795: // If new choice is attendance only, and old choice was correctness-based, restore defaults
7796: if ((gradingchoice=='attendance') && (document.forms.gradesupload.waschecked.value!='attendance')) {
7797: document.forms.gradesupload.pcorrect.value=100;
7798: document.forms.gradesupload.pincorrect.value=100;
7799: }
7800: // If the values are different, cannot be attendance only
7801: if ((Math.round(document.forms.gradesupload.pcorrect.value)!=Math.round(document.forms.gradesupload.pincorrect.value)) &&
7802: (gradingchoice=='attendance')) {
7803: newgradingchoice='personnel';
7804: }
7805: // Change grading choice to new one
7806: for (i=0; i<document.forms.gradesupload.gradingmechanism.length; i++) {
7807: if (document.forms.gradesupload.gradingmechanism[i].value==newgradingchoice) {
7808: document.forms.gradesupload.gradingmechanism[i].checked=true;
7809: } else {
7810: document.forms.gradesupload.gradingmechanism[i].checked=false;
7811: }
7812: }
7813: // Remember the old state
7814: document.forms.gradesupload.waschecked.value=newgradingchoice;
7815: }
7816: </script>
7817: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
7818: <input type="hidden" name="symb" value="$symb" />
7819: <input type="hidden" name="command" value="processclickerfile" />
7820: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
7821: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
7822: <input type="file" name="upfile" size="50" />
7823: <br /><label>$type: $selectform</label>
7824: <br /><label><input type="radio" name="gradingmechanism" value="attendance" $checked{'attendance'} onClick="sanitycheck()" />$attendance </label>
7825: <br /><label><input type="radio" name="gradingmechanism" value="personnel" $checked{'personnel'} onClick="sanitycheck()" />$personnel</label>
7826: <br /><label><input type="radio" name="gradingmechanism" value="specific" $checked{'specific'} onClick="sanitycheck()" />$specific </label>
7827: <input type="text" name="specificid" value="$env{'form.specificid'}" size="20" />
7828: <input type="hidden" name="waschecked" value="$env{'form.gradingmechanism'}" />
7829: <br /><label>$pcorrect: <input type="text" name="pcorrect" size="4" value="$env{'form.pcorrect'}" onChange="sanitycheck()" /></label>
7830: <br /><label>$pincorrect: <input type="text" name="pincorrect" size="4" value="$env{'form.pincorrect'}" onChange="sanitycheck()" /></label>
7831: <br /><input type="button" onClick="javascript:checkUpload(this.form);" value="$upload" />
7832: </form>
7833: ENDUPFORM
7834: $result.='</td></tr></table>'."\n".
7835: '</td></tr></table><br /><br />'."\n";
7836: $result.=&show_grading_menu_form($symb);
7837: return $result;
7838: }
7839:
7840: sub process_clicker_file {
7841: my ($r)=@_;
7842: my ($symb)=&get_symb($r);
7843: if (!$symb) {return '';}
7844:
7845: my %Saveable_Parameters=&clicker_grading_parameters();
7846: &Apache::loncommon::store_course_settings('grades_clicker',
7847: \%Saveable_Parameters);
7848:
7849: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
7850: if (($env{'form.gradingmechanism'} eq 'specific') && ($env{'form.specificid'}!~/\w/)) {
7851: $result.='<span class="LC_error">'.&mt('You need to specify a clicker ID for the correct answer').'</span>';
7852: return $result.&show_grading_menu_form($symb);
7853: }
7854: my %clicker_ids=&gather_clicker_ids();
7855: my %correct_ids;
7856: if ($env{'form.gradingmechanism'} eq 'personnel') {
7857: %correct_ids=&gather_adv_clicker_ids();
7858: }
7859: if ($env{'form.gradingmechanism'} eq 'specific') {
7860: foreach my $correct_id (split(/[\s\,]/,$env{'form.specificid'})) {;
7861: $correct_id=~tr/a-z/A-Z/;
7862: $correct_id=~s/\s//gs;
7863: $correct_id=~s/^[\#0]+//;
7864: $correct_id=~s/[\-\:]//g;
7865: if ($correct_id) {
7866: $correct_ids{$correct_id}='specified';
7867: }
7868: }
7869: }
7870: if ($env{'form.gradingmechanism'} eq 'attendance') {
7871: $result.=&mt('Score based on attendance only');
7872: } else {
7873: my $number=0;
7874: $result.='<p><b>'.&mt('Correctness determined by the following IDs').'</b>';
7875: foreach my $id (sort(keys(%correct_ids))) {
7876: $result.='<br /><tt>'.$id.'</tt> - ';
7877: if ($correct_ids{$id} eq 'specified') {
7878: $result.=&mt('specified');
7879: } else {
7880: my ($uname,$udom)=split(/\:/,$correct_ids{$id});
7881: $result.=&Apache::loncommon::plainname($uname,$udom);
7882: }
7883: $number++;
7884: }
7885: $result.="</p>\n";
7886: if ($number==0) {
7887: $result.='<span class="LC_error">'.&mt('No IDs found to determine correct answer').'</span>';
7888: return $result.&show_grading_menu_form($symb);
7889: }
7890: }
7891: if (length($env{'form.upfile'}) < 2) {
7892: $result.=&mt('[_1] Error: [_2] The file you attempted to upload, [_3] contained no information. Please check that you entered the correct filename.',
7893: '<span class="LC_error">',
7894: '</span>',
7895: '<span class="LC_filename">'.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'</span>');
7896: return $result.&show_grading_menu_form($symb);
7897: }
7898:
7899: # Were able to get all the info needed, now analyze the file
7900:
7901: $result.=&Apache::loncommon::studentbrowser_javascript();
7902: $symb = &Apache::lonenc::check_encrypt($symb);
7903: my $heading=&mt('Scanning clicker file');
7904: $result.=(<<ENDHEADER);
7905: <br /><table width="100%" border="0"><tr><td bgcolor="#777777">
7906: <table width="100%" border="0"><tr bgcolor="#e6ffff"><td>
7907: <b>$heading</b></td></tr><tr bgcolor=#ffffe6><td>
7908: <form method="post" action="/adm/grades" name="clickeranalysis">
7909: <input type="hidden" name="symb" value="$symb" />
7910: <input type="hidden" name="command" value="assignclickergrades" />
7911: <input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
7912: <input type="hidden" name="saveState" value="$env{'form.saveState'}" />
7913: <input type="hidden" name="gradingmechanism" value="$env{'form.gradingmechanism'}" />
7914: <input type="hidden" name="pcorrect" value="$env{'form.pcorrect'}" />
7915: <input type="hidden" name="pincorrect" value="$env{'form.pincorrect'}" />
7916: ENDHEADER
7917: my %responses;
7918: my @questiontitles;
7919: my $errormsg='';
7920: my $number=0;
7921: if ($env{'form.upfiletype'} eq 'iclicker') {
7922: ($errormsg,$number)=&iclicker_eval(\@questiontitles,\%responses);
7923: }
7924: if ($env{'form.upfiletype'} eq 'interwrite') {
7925: ($errormsg,$number)=&interwrite_eval(\@questiontitles,\%responses);
7926: }
7927: $result.='<br />'.&mt('Found [_1] question(s)',$number).'<br />'.
7928: '<input type="hidden" name="number" value="'.$number.'" />'.
7929: &mt('Awarding [_1] percent for corrion(s)',$number).'<br />'.
7930: '<input type="hidden" name="number" value="'.$number.'" />'.
7931: &mt('Awarding [_1] percent for correct and [_2] percent for incorrect responses',
7932: $env{'form.pcorrect'},$env{'form.pincorrect'}).
7933: '<br />';
7934: # Remember Question Titles
7935: # FIXME: Possibly need delimiter other than ":"
7936: for (my $i=0;$i<$number;$i++) {
7937: $result.='<input type="hidden" name="question:'.$i.'" value="'.
7938: &HTML::Entities::encode($questiontitles[$i],'"&<>').'" />';
7939: }
7940: my $correct_count=0;
7941: my $student_count=0;
7942: my $unknown_count=0;
7943: # Match answers with usernames
7944: # FIXME: Possibly need delimiter other than ":"
7945: foreach my $id (keys(%responses)) {
7946: if ($correct_ids{$id}) {
7947: $result.="\n".'<input type="hidden" name="correct:'.$correct_count.':'.$correct_ids{$id}.'" value="'.$responses{$id}.'" />';
7948: $correct_count++;
7949: } elsif ($clicker_ids{$id}) {
7950: if ($clicker_ids{$id}=~/\,/) {
7951: # More than one user with the same clicker!
7952: $result.="\n<hr />".&mt('Clicker registered more than once').": <tt>".$id."</tt><br />";
7953: $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
7954: "<select name='multi".$id."'>";
7955: foreach my $reguser (sort(split(/\,/,$clicker_ids{$id}))) {
7956: $result.="<option value='".$reguser."'>".&Apache::loncommon::plainname(split(/\:/,$reguser)).' ('.$reguser.')</option>';
7957: }
7958: $result.='</select>';
7959: $unknown_count++;
7960: } else {
7961: # Good: found one and only one user with the right clicker
7962: $result.="\n".'<input type="hidden" name="student:'.$clicker_ids{$id}.'" value="'.$responses{$id}.'" />';
7963: $student_count++;
7964: }
7965: } else {
7966: $result.="\n<hr />".&mt('Unregistered Clicker')." <tt>".$id."</tt><br />";
7967: $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
7968: "\n".&mt("Username").": <input type='text' name='uname".$id."' /> ".
7969: "\n".&mt("Domain").": ".
7970: &Apache::loncommon::select_dom_form($env{'course.'.$env{'request.course.id'}.'.domain'},'udom'.$id).' '.
7971: &Apache::loncommon::selectstudent_link('clickeranalysis','uname'.$id,'udom'.$id);
7972: $unknown_count++;
7973: }
7974: }
7975: $result.='<hr />'.
7976: &mt('Found [_1] registered and [_2] unregistered clickers.',$student_count,$unknown_count);
7977: if ($env{'form.gradingmechanism'} ne 'attendance') {
7978: if ($correct_count==0) {
7979: $errormsg.="Found no correct answers answers for grading!";
7980: } elsif ($correct_count>1) {
7981: $result.='<br /><span class="LC_warning">'.&mt("Found [_1] entries for grading!",$correct_count).'</span>';
7982: }
7983: }
7984: if ($number<1) {
7985: $errormsg.="Found no questions.";
7986: }
7987: if ($errormsg) {
7988: $result.='<br /><span class="LC_error">'.&mt($errormsg).'</span>';
7989: } else {
7990: $result.='<br /><input type="submit" name="finalize" value="'.&mt('Finalize Grading').'" />';
7991: }
7992: $result.='</form></td></tr></table>'."\n".
7993: '</td></tr></table><br /><br />'."\n";
7994: return $result.&show_grading_menu_form($symb);
7995: }
7996:
7997: sub iclicker_eval {
7998: my ($questiontitles,$responses)=@_;
7999: my $number=0;
8000: my $errormsg='';
8001: foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) {
8002: my %components=&Apache::loncommon::record_sep($line);
8003: my @entries=map {$components{$_}} (sort(keys(%components)));
8004: if ($entries[0] eq 'Question') {
8005: for (my $i=3;$i<$#entries;$i+=6) {
8006: $$questiontitles[$number]=$entries[$i];
8007: $number++;
8008: }
8009: }
8010: if ($entries[0]=~/^\#/) {
8011: my $id=$entries[0];
8012: my @idresponses;
8013: $id=~s/^[\#0]+//;
8014: for (my $i=0;$i<$number;$i++) {
8015: my $idx=3+$i*6;
8016: push(@idresponses,$entries[$idx]);
8017: }
8018: $$responses{$id}=join(',',@idresponses);
8019: }
8020: }
8021: return ($errormsg,$number);
8022: }
8023:
8024: sub interwrite_eval {
8025: my ($questiontitles,$responses)=@_;
8026: my $number=0;
8027: my $errormsg='';
8028: my $skipline=1;
8029: my $questionnumber=0;
8030: my %idresponses=();
8031: foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) {
8032: my %components=&Apache::loncommon::record_sep($line);
8033: my @entries=map {$components{$_}} (sort(keys(%components)));
8034: if ($entries[1] eq 'Time') { $skipline=0; next; }
8035: if ($entries[1] eq 'Response') { $skipline=1; }
8036: next if $skipline;
8037: if ($entries[0]!=$questionnumber) {
8038: $questionnumber=$entries[0];
8039: $$questiontitles[$number]=&mt('Question [_1]',$questionnumber);
8040: $number++;
8041: }
8042: my $id=$entries[4];
8043: $id=~s/^[\#0]+//;
8044: $id=~s/^v\d*\://i;
8045: $id=~s/[\-\:]//g;
8046: $idresponses{$id}[$number]=$entries[6];
8047: }
8048: foreach my $id (keys %idresponses) {
8049: $$responses{$id}=join(',',@{$idresponses{$id}});
8050: $$responses{$id}=~s/^\s*\,//;
8051: }
8052: return ($errormsg,$number);
8053: }
8054:
8055: sub assign_clicker_grades {
8056: my ($r)=@_;
8057: my ($symb)=&get_symb($r);
8058: if (!$symb) {return '';}
8059: # See which part we are saving to
8060: my ($partlist,$handgrade,$responseType) = &response_type($symb);
8061: # FIXME: This should probably look for the first handgradeable part
8062: my $part=$$partlist[0];
8063: # Start screen output
8064: my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
8065:
8066: my $heading=&mt('Assigning grades based on clicker file');
8067: $result.=(<<ENDHEADER);
8068: <br /><table width="100%" border="0"><tr><td bgcolor="#777777">
8069: <table width="100%" border="0"><tr bgcolor="#e6ffff"><td>
8070: <b>$heading</b></td></tr><tr bgcolor=#ffffe6><td>
8071: ENDHEADER
8072: # Get correct result
8073: # FIXME: Possibly need delimiter other than ":"
8074: my @correct=();
8075: my $gradingmechanism=$env{'form.gradingmechanism'};
8076: my $number=$env{'form.number'};
8077: if ($gradingmechanism ne 'attendance') {
8078: foreach my $key (keys(%env)) {
8079: if ($key=~/^form\.correct\:/) {
8080: my @input=split(/\,/,$env{$key});
8081: for (my $i=0;$i<=$#input;$i++) {
8082: if (($correct[$i]) && ($input[$i]) &&
8083: ($correct[$i] ne $input[$i])) {
8084: $result.='<br /><span class="LC_warning">'.
8085: &mt('More than one correct result given for question "[_1]": [_2] versus [_3].',
8086: $env{'form.question:'.$i},$correct[$i],$input[$i]).'</span>';
8087: } elsif ($input[$i]) {
8088: $correct[$i]=$input[$i];
8089: }
8090: }
8091: }
8092: }
8093: for (my $i=0;$i<$number;$i++) {
8094: if (!$correct[$i]) {
8095: $result.='<br /><span class="LC_error">'.
8096: &mt('No correct result given for question "[_1]"!',
8097: $env{'form.question:'.$i}).'</span>';
8098: }
8099: }
8100: $result.='<br />'.&mt("Correct answer: [_1]",join(', ',map { ($_?$_:'-') } @correct));
8101: }
8102: # Start grading
8103: my $pcorrect=$env{'form.pcorrect'};
8104: my $pincorrect=$env{'form.pincorrect'};
8105: my $storecount=0;
8106: foreach my $key (keys(%env)) {
8107: my $user='';
8108: if ($key=~/^form\.student\:(.*)$/) {
8109: $user=$1;
8110: }
8111: if ($key=~/^form\.unknown\:(.*)$/) {
8112: my $id=$1;
8113: if (($env{'form.uname'.$id}) && ($env{'form.udom'.$id})) {
8114: $user=$env{'form.uname'.$id}.':'.$env{'form.udom'.$id};
8115: } elsif ($env{'form.multi'.$id}) {
8116: $user=$env{'form.multi'.$id};
8117: }
8118: }
8119: if ($user) {
8120: my @answer=split(/\,/,$env{$key});
8121: my $sum=0;
8122: for (my $i=0;$i<$number;$i++) {
8123: if ($answer[$i]) {
8124: if ($gradingmechanism eq 'attendance') {
8125: $sum+=$pcorrect;
8126: } else {
8127: if ($answer[$i] eq $correct[$i]) {
8128: $sum+=$pcorrect;
8129: } else {
8130: $sum+=$pincorrect;
8131: }
8132: }
8133: }
8134: }
8135: my $ave=$sum/(100*$number);
8136: # Store
8137: my ($username,$domain)=split(/\:/,$user);
8138: my %grades=();
8139: $grades{"resource.$part.solved"}='correct_by_override';
8140: $grades{"resource.$part.awarded"}=$ave;
8141: $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
8142: my $returncode=&Apache::lonnet::cstore(\%grades,$symb,
8143: $env{'request.course.id'},
8144: $domain,$username);
8145: if ($returncode ne 'ok') {
8146: $result.="<br /><span class=\"LC_error\">Failed to save student $username:$domain. Message when trying to save was ($returncode)</span>";
8147: } else {
8148: $storecount++;
8149: }
8150: }
8151: }
8152: # We are done
8153: $result.='<br />'.&mt('Successfully stored grades for [_1] student(s).',$storecount).
8154: '</td></tr></table>'."\n".
8155: '</td></tr></table><br /><br />'."\n";
8156: return $result.&show_grading_menu_form($symb);
8157: }
8158:
8159: sub handler {
8160: my $request=$_[0];
8161: &reset_caches();
8162: if ($env{'browser.mathml'}) {
8163: &Apache::loncommon::content_type($request,'text/xml');
8164: } else {
8165: &Apache::loncommon::content_type($request,'text/html');
8166: }
8167: $request->send_http_header;
8168: return '' if $request->header_only;
8169: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
8170: my $symb=&get_symb($request,1);
8171: my @commands=&Apache::loncommon::get_env_multiple('form.command');
8172: my $command=$commands[0];
8173:
8174: if ($#commands > 0) {
8175: &Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands));
8176: }
8177:
8178:
8179: $request->print(&Apache::loncommon::start_page('Grading'));
8180: if ($symb eq '' && $command eq '') {
8181: if ($env{'user.adv'}) {
8182: if (($env{'form.codeone'}) && ($env{'form.codetwo'}) &&
8183: ($env{'form.codethree'})) {
8184: my $token=$env{'form.codeone'}.'*'.$env{'form.codetwo'}.'*'.
8185: $env{'form.codethree'};
8186: my ($tsymb,$tuname,$tudom,$tcrsid)=
8187: &Apache::lonnet::checkin($token);
8188: if ($tsymb) {
8189: my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb);
8190: if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
8191: $request->print(&Apache::lonnet::ssi_body('/res/'.$url,
8192: ('grade_username' => $tuname,
8193: 'grade_domain' => $tudom,
8194: 'grade_courseid' => $tcrsid,
8195: 'grade_symb' => $tsymb)));
8196: } else {
8197: $request->print('<h3>Not authorized: '.$token.'</h3>');
8198: }
8199: } else {
8200: $request->print('<h3>Not a valid DocID: '.$token.'</h3>');
8201: }
8202: } else {
8203: $request->print(&Apache::lonxml::tokeninputfield());
8204: }
8205: }
8206: } else {
8207: &init_perm();
8208: if ($command eq 'submission' && $perm{'vgr'}) {
8209: ($env{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0));
8210: } elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) {
8211: &pickStudentPage($request);
8212: } elsif ($command eq 'displayPage' && $perm{'vgr'}) {
8213: &displayPage($request);
8214: } elsif ($command eq 'gradeByPage' && $perm{'mgr'}) {
8215: &updateGradeByPage($request);
8216: } elsif ($command eq 'processGroup' && $perm{'vgr'}) {
8217: &processGroup($request);
8218: } elsif ($command eq 'gradingmenu' && $perm{'vgr'}) {
8219: $request->print(&grading_menu($request));
8220: } elsif ($command eq 'submit_options' && $perm{'vgr'}) {
8221: $request->print(&submit_options($request));
8222: } elsif ($command eq 'viewgrades' && $perm{'vgr'}) {
8223: $request->print(&viewgrades($request));
8224: } elsif ($command eq 'handgrade' && $perm{'mgr'}) {
8225: $request->print(&processHandGrade($request));
8226: } elsif ($command eq 'editgrades' && $perm{'mgr'}) {
8227: $request->print(&editgrades($request));
8228: } elsif ($command eq 'verify' && $perm{'vgr'}) {
8229: $request->print(&verifyreceipt($request));
8230: } elsif ($command eq 'processclicker' && $perm{'mgr'}) {
8231: $request->print(&process_clicker($request));
8232: } elsif ($command eq 'processclickerfile' && $perm{'mgr'}) {
8233: $request->print(&process_clicker_file($request));
8234: } elsif ($command eq 'assignclickergrades' && $perm{'mgr'}) {
8235: $request->print(&assign_clicker_grades($request));
8236: } elsif ($command eq 'csvform' && $perm{'mgr'}) {
8237: $request->print(&upcsvScores_form($request));
8238: } elsif ($command eq 'csvupload' && $perm{'mgr'}) {
8239: $request->print(&csvupload($request));
8240: } elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
8241: $request->print(&csvuploadmap($request));
8242: } elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) {
8243: if ($env{'form.associate'} ne 'Reverse Association') {
8244: $request->print(&csvuploadoptions($request));
8245: } else {
8246: if ( $env{'form.upfile_associate'} ne 'reverse' ) {
8247: $env{'form.upfile_associate'} = 'reverse';
8248: } else {
8249: $env{'form.upfile_associate'} = 'forward';
8250: }
8251: $request->print(&csvuploadmap($request));
8252: }
8253: } elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
8254: $request->print(&csvuploadassign($request));
8255: } elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) {
8256: $request->print(&scantron_selectphase($request));
8257: } elsif ($command eq 'scantron_warning' && $perm{'mgr'}) {
8258: $request->print(&scantron_do_warning($request));
8259: } elsif ($command eq 'scantron_validate' && $perm{'mgr'}) {
8260: $request->print(&scantron_validate_file($request));
8261: } elsif ($command eq 'scantron_process' && $perm{'mgr'}) {
8262: $request->print(&scantron_process_students($request));
8263: } elsif ($command eq 'scantronupload' &&
8264: (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
8265: &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
8266: $request->print(&scantron_upload_scantron_data($request));
8267: } elsif ($command eq 'scantronupload_save' &&
8268: (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
8269: &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
8270: $request->print(&scantron_upload_scantron_data_save($request));
8271: } elsif ($command eq 'scantron_download' &&
8272: &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
8273: $request->print(&scantron_download_scantron_data($request));
8274: } elsif ($command) {
8275: $request->print("Access Denied ($command)");
8276: }
8277: }
8278: $request->print(&Apache::loncommon::end_page());
8279: &reset_caches();
8280: return '';
8281: }
8282:
8283: 1;
8284:
8285: __END__;
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