1: # The LearningOnline Network with CAPA
2: # The LON-CAPA Grading handler
3: #
4: # $Id: grades.pm,v 1.30 2002/06/24 21:05:12 ng 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: # 2/9,2/13 Guy Albertelli
29: # 6/8 Gerd Kortemeyer
30: # 7/26 H.K. Ng
31: # 8/20 Gerd Kortemeyer
32: # Year 2002
33: # June 2002 H.K. Ng
34: #
35:
36: package Apache::grades;
37: use strict;
38: use Apache::style;
39: use Apache::lonxml;
40: use Apache::lonnet;
41: use Apache::loncommon;
42: use Apache::lonhomework;
43: use Apache::Constants qw(:common);
44:
45: sub moreinfo {
46: my ($request,$reason) = @_;
47: $request->print("Unable to process request: $reason");
48: if ( $Apache::grades::viewgrades eq 'F' ) {
49: $request->print('<form action="/adm/grades" method="post">'."\n");
50: if ($ENV{'form.url'}) {
51: $request->print('<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />'."\n");
52: }
53: if ($ENV{'form.symb'}) {
54: $request->print('<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />'."\n");
55: }
56: $request->print('<input type="hidden" name="command" value="'.$ENV{'form.command'}.'" />'."\n");
57: $request->print("Student:".'<input type="text" name="student" value="'.$ENV{'form.student'}.'" />'."<br />\n");
58: $request->print("Domain:".'<input type="text" name="domain" value="'.$ENV{'user.domain'}.'" />'."<br />\n");
59: $request->print('<input type="submit" name="submit" value="ReSubmit" />'."<br />\n");
60: $request->print('</form>');
61: }
62: return '';
63: }
64:
65: sub verifyreceipt {
66: my $request=shift;
67: my $courseid=$ENV{'request.course.id'};
68: my $cdom=$ENV{"course.$courseid.domain"};
69: my $cnum=$ENV{"course.$courseid.num"};
70: my $receipt=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}).'-'.
71: $ENV{'form.receipt'};
72: $receipt=~s/[^\-\d]//g;
73: my $symb=$ENV{'form.symb'};
74: unless ($symb) {
75: $symb=&Apache::lonnet::symbread($ENV{'form.url'});
76: }
77: if ((&Apache::lonnet::allowed('mgr',$courseid)) && ($symb)) {
78: $request->print('<h1>Verifying Submission Receipt '.$receipt.'</h1>');
79: my $matches=0;
80: my (%classlist) = &getclasslist($cdom,$cnum,'0');
81: foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
82: my ($uname,$udom)=split(/\:/,$student);
83: if ($receipt eq
84: &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb)) {
85: $request->print('Matching '.$student.'<br>');
86: $matches++;
87: }
88: }
89: $request->printf('<p>'.$matches." match%s</p>",$matches <= 1 ? '' : 'es');
90: }
91: return '';
92: }
93:
94: sub receiptInput {
95: my ($request) = shift;
96: my $cdom=$ENV{"course.$ENV{'request.course.id'}.domain"};
97: my $cnum=$ENV{"course.$ENV{'request.course.id'}.num"};
98: my $hostver=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'});
99: $request->print(<<ENDHEADER);
100: <h2><font color="#339933">Verify a Submission Receipt Issued by this Server</font></h2>
101: <form action="/adm/grades" method="post">
102: <tt>$hostver-<input type="text" name="receipt" size="4"></tt>
103: <input type="submit" name="submit" value="Verify">
104: <input type="hidden" name="command" value="verify">
105: ENDHEADER
106: if ($ENV{'form.url'}) {
107: $request->print(
108: '<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />');
109: }
110: if ($ENV{'form.symb'}) {
111: $request->print(
112: '<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />');
113: }
114: # $request->print(<<ENDTABLEST);
115: $request->print('</form>');
116: return '';
117: }
118:
119: sub listStudents {
120: my ($request) = shift;
121: my $cdom=$ENV{"course.$ENV{'request.course.id'}.domain"};
122: my $cnum=$ENV{"course.$ENV{'request.course.id'}.num"};
123:
124: $request->print(<<ENDTABLEST);
125: <h2><font color="#339933">Show Student Submissions on Assessment</font></h2>
126:
127: <table border="0"><tr><td bgcolor="#000000">
128: <table border="0">
129: <tr bgcolor="#e6ffff"><td colspan="6"><b>Resource: </b> $ENV{'form.url'}</td></tr>
130: <tr bgcolor="#e6ffff"><td><b>Username</b></td><td><b>Name</b></td><td><b>Domain</b></td>
131: <td><b>View Problem</b></td><td><b>Submissions</b></td><td><b>Action</b></td></tr>
132: ENDTABLEST
133: my (%classlist) = &getclasslist($cdom,$cnum,'0');
134: foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
135: my ($sname,$sdom) = split(/:/,$student);
136:
137: my %name=&Apache::lonnet::get('environment', ['lastname','generation',
138: 'firstname','middlename'],
139: $sdom,$sname);
140: my $fullname;
141: my ($tmp) = keys(%name);
142: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
143: $fullname=$name{'lastname'}.$name{'generation'};
144: if ($fullname =~ /[^\s]+/) { $fullname.=', '; }
145: $fullname.=$name{'firstname'}.' '.$name{'middlename'};
146: }
147: if ( $Apache::grades::viewgrades eq 'F' ) {
148: $request->print("\n".'<tr bgcolor=#ffffe6>'."<td>$sname</td><td>$fullname</td><td>$sdom</td>".
149: '<form action="/adm/grades" method="post">');
150: if ($ENV{'form.url'}) {
151: $request->print(
152: '<input type="hidden" name="url" value="'.$ENV{'form.url'}.'" />');
153: }
154: if ($ENV{'form.symb'}) {
155: $request->print(
156: '<input type="hidden" name="symb" value="'.$ENV{'form.symb'}.'" />');
157: }
158: $request->print(
159: '<input type="hidden" name="command" value="'.$ENV{'form.command'}.'" />');
160: $request->print(
161: '<input type="hidden" name="student" value="'.$sname.'" />');
162: $request->print(
163: '<input type="hidden" name="fullname" value="'.$fullname.'" />');
164: $request->print(
165: '<input type="hidden" name="domain" value="'.$sdom.'" />');
166: $request->print('<td>'.
167: '<input type="radio" name="vProb" value="no" checked> no '.
168: '<input type="radio" name="vProb" value="yes"> yes </td>');
169: $request->print('<td>'.
170: '<input type="radio" name="submission" value="last" checked> last '.
171: '<input type="radio" name="submission" value="all"> all </td>');
172: $request->print(
173: '<td><input type="submit" name="submit" value="View/Grade" />');
174: $request->print('</td></tr></form>');
175: # $request->print('</form></td></tr>');
176: }
177: }
178: $request->print('</table></td></tr></table>');
179: }
180:
181:
182: #FIXME - needs to handle multiple matches
183: sub finduser {
184: my ($name) = @_;
185: my $domain = '';
186:
187: if ( $Apache::grades::viewgrades eq 'F' ) {
188: #get classlist
189: my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
190: #print "Found $cdom:$cnum<br />";
191: my (%classlist) = &getclasslist($cdom,$cnum,'0');
192: foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
193: my ($posname,$posdomain) = split(/:/,$student);
194: if ($posname =~ $name) { $name=$posname; $domain=$posdomain; last; }
195: }
196: return ($name,$domain);
197: } else {
198: return ($ENV{'user.name'},$ENV{'user.domain'});
199: }
200: }
201:
202: sub getclasslist {
203: my ($coursedomain,$coursenum,$hideexpired) = @_;
204: my %classlist=&Apache::lonnet::dump('classlist',$coursedomain,$coursenum);
205: my $now = time;
206: foreach my $student (keys(%classlist)) {
207: my ($end,$start)=split(/:/,$classlist{$student});
208: # still a student?
209: if (($hideexpired) && ($end) && ($end < $now)) {
210: #print "Skipping:$name:$end:$now<br />\n";
211: next;
212: }
213: #print "record=$record<br>";
214: push( @{ $classlist{'allids'} }, $student);
215: }
216: return (%classlist);
217: }
218:
219: sub getpartlist {
220: my ($url) = @_;
221: my @parts =();
222: my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys'));
223: foreach my $key (@metakeys) {
224: if ( $key =~ m/stores_([0-9]+)_.*/) {
225: push(@parts,$key);
226: }
227: }
228: return @parts;
229: }
230:
231: sub viewstudentgrade {
232: my ($url,$symb,$courseid,$student,@parts) = @_;
233: my $result ='';
234: my $cellclr = '"#ffffdd"';
235: my ($username,$domain) = split(/:/,$student);
236:
237: my (@requests) = ('lastname','firstname','middlename','generation');
238: my (%name) = &Apache::lonnet::get('environment',\@requests,$domain,$username);
239: my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$username);
240: my $fullname=$name{'lastname'}.$name{'generation'};
241: if ($fullname =~ /[^\s]+/) { $fullname.=', '; }
242: $fullname.=$name{'firstname'}.' '.$name{'middlename'};
243:
244: $result.="<tr bgcolor=$cellclr><td>$username</td><td>$fullname</td><td align=\"middle\">$domain</td>\n";
245: foreach my $part (@parts) {
246: my ($temp,$part,$type)=split(/_/,$part);
247: #print "resource.$part.$type = ".$record{"resource.$part.$type"}." <br />\n";
248: if ($type eq 'awarded') {
249: my $score=$record{"resource.$part.$type"};
250: $result.="<td align=\"middle\"><input type=\"text\" name=\"GRADE.$student.$part.$type\" value=\"$score\" size=\"4\" /></td>\n";
251: } elsif ($type eq 'tries') {
252: my $score=$record{"resource.$part.$type"};
253: $result.="<td align=\"middle\"><input type=\"text\" name=\"GRADE.$student.$part.$type\" value=\"$score\" size=\"4\" /></td>\n"
254: } elsif ($type eq 'solved') {
255: my $score=$record{"resource.$part.$type"};
256: $result.="<td align=\"middle\"><select name=\"GRADE.$student.$part.$type\">\n";
257: if ($score =~ /^correct/) {
258: $result.="<option selected=\"on\">correct</option>\n<option>incorrect</option>\n<option>excused</option>\n<option>ungraded</option>\n<option>nothing</option>\n";
259: } elsif ($score =~ /^incorrect/) {
260: $result.="<option>correct</option>\n<option selected=\"on\">incorrect</option>\n<option>excused</option>\n<option>ungraded</option>\n<option>nothing</option>\n";
261: } elsif ($score eq '') {
262: $result.="<option>correct</option>\n<option>incorrect</option>\n<option>excused</option>\n<option>ungraded</option>\n<option selected=\"on\">nothing</option>\n";
263: } elsif ($score =~ /^excused/) {
264: $result.="<option>correct</option>\n<option>incorrect</option>\n<option selected=\"on\">excused</option>\n<option>ungraded</option>\n<option>nothing</option>\n";
265: } elsif ($score =~ /^ungraded/) {
266: $result.="<option>correct</option>\n<option>incorrect</option>\n<option>excused</option>\n<option selected=\"on\">ungraded</option>\n<option>nothing</option>\n";
267: }
268: $result.="</select></td>\n";
269: }
270: }
271: $result.='<td></td></tr>';
272: return $result;
273: }
274: #FIXME need to look at the meatdata <stores> spec on what type of data to accept and provide an
275: #interface based on that, also do that to above function.
276: sub setstudentgrade {
277: my ($url,$symb,$courseid,$student,@parts) = @_;
278:
279: my $result ='';
280:
281: my ($stuname,$domain) = split(/:/,$student);
282:
283: my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$stuname);
284:
285: my %newrecord;
286:
287: foreach my $part (@parts) {
288: my ($temp,$part,$type)=split(/_/,$part);
289: my $oldscore=$record{"resource.$part.$type"};
290: my $newscore=$ENV{"form.GRADE.$student.$part.$type"};
291: if ($type eq 'solved') {
292: my $update=0;
293: if ($newscore eq 'nothing' ) {
294: if ($oldscore ne '') {
295: $update=1;
296: $newscore = '';
297: }
298: } elsif ($oldscore !~ m/^$newscore/) {
299: $update=1;
300: $result.="Updating $stuname to $newscore<br />\n";
301: if ($newscore eq 'correct') { $newscore = 'correct_by_override'; }
302: if ($newscore eq 'incorrect') { $newscore = 'incorrect_by_override'; }
303: if ($newscore eq 'excused') { $newscore = 'excused'; }
304: if ($newscore eq 'ungraded') { $newscore = 'ungraded_attempted'; }
305: } else {
306: #$result.="$stuname:$part:$type:unchanged $oldscore to $newscore:<br />\n";
307: }
308: if ($update) { $newrecord{"resource.$part.$type"}=$newscore; }
309: } else {
310: if ($oldscore ne $newscore) {
311: $newrecord{"resource.$part.$type"}=$newscore;
312: $result.="Updating $student"."'s status for $part.$type to $newscore<br />\n";
313: } else {
314: #$result.="$stuname:$part:$type:unchanged $oldscore to $newscore:<br />\n";
315: }
316: }
317: }
318: if ( scalar(keys(%newrecord)) > 0 ) {
319: $newrecord{"resource.regrader"}="$ENV{'user.name'}:$ENV{'user.domain'}";
320: &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$stuname);
321:
322: $result.="Stored away ".scalar(keys(%newrecord))." elements.<br />\n";
323: }
324: return $result;
325: }
326:
327: sub submission {
328: my ($request) = @_;
329: my $url=$ENV{'form.url'};
330: $url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
331: if ($ENV{'form.student'} eq '') { &moreinfo($request,"Need student login id"); return ''; }
332: # if ($ENV{'form.student'} eq '') { &listStudents($request); return ''; }
333: my ($uname,$udom) = &finduser($ENV{'form.student'});
334: if ($uname eq '') { &moreinfo($request,"Unable to find student"); return ''; }
335: my $symb;
336: if ($ENV{'form.symb'}) {
337: $symb=$ENV{'form.symb'};
338: } else {
339: $symb=&Apache::lonnet::symbread($url);
340: }
341: if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
342:
343: my $result='<h2><font color="#339933">Submission Record</font></h2>';
344: $result.='<table border="0"><tr><td><b>Username: </b>'.$uname.'</td><td><b>Fullname: </b>'.$ENV{'form.fullname'}.'</td><td><b>Domain: </b>'.$udom.'</td></tr>';
345: $result.='<tr><td colspan=3><b>Resource: </b>'.$url.'</td></tr></table>';
346: if ($ENV{'form.vProb'} eq 'yes') {
347: my $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
348: $ENV{'request.course.id'});
349: my $companswer=&Apache::loncommon::get_student_answers($symb,$uname,$udom,
350: $ENV{'request.course.id'});
351: $result.='<table border="0"><tr><td bgcolor="#000000">';
352: $result.='<table border="0"><tr><td bgcolor="#e6ffff">';
353: $result.='<b>Student\'s view of the problem:</b></td></tr><tr><td bgcolor="#ffffe6">'.$rendered.'<br />';
354: $result.='<b>Correct answer:</b><br />'.$companswer;
355: $result.='</td></tr></table>';
356: $result.='</td></tr></table><br />';
357: }
358: my $last = '';
359: $last = 'last' if ($ENV{'form.submission'} eq 'last');
360: my $answer=&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
361: $ENV{'request.course.id'},$last);
362: $result.=$answer.'<br />Needs an interface for inputting scores';
363:
364: my (@parts) = sort(&getpartlist($url));
365:
366: #start the form
367: $result.= '<form action="/adm/grades" method="post">'."\n".
368: '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
369: '<input type="hidden" name="url" value="'.$url.'" />'."\n".
370: '<input type="hidden" name="command" value="editgrades" />'."\n".
371: '<table border=0><tr><td bgcolor="#000000">'."\n".
372: '<table border=0>'."\n".
373: '<tr bgcolor="#e6ffff"><td>'."\n";
374:
375: $result.='</tr>';
376: #get info for each student
377: $result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},$uname,@parts);
378:
379: $result.='</table></td></tr></table><input type="submit" name="submit" value="Submit Changes" /></form>';
380: return $result;
381: }
382:
383: sub get_symb_and_url {
384: my ($request) = @_;
385: my $url=$ENV{'form.url'};
386: $url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
387: my $symb=$ENV{'form.symb'};
388: if (!$symb) { $symb=&Apache::lonnet::symbread($url); }
389: if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
390: return ($symb,$url);
391: }
392:
393: sub view_edit_entire_class_form {
394: my ($symb,$url)=@_;
395: my $result.='<form action="/adm/grades" method="post">'."\n".
396: '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
397: '<input type="hidden" name="url" value="'.$url.'" />'."\n".
398: '<input type="hidden" name="command" value="viewgrades" />'."\n".
399: '<input type="submit" name="submit" value="View/Grade Entire Class" />'."\n".
400: '</form>'."\n";
401: return $result;
402: }
403:
404: sub show_grading_menu_form {
405: my ($symb,$url)=@_;
406: my $result.='<form action="/adm/grades" method="post">'."\n".
407: '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
408: '<input type="hidden" name="url" value="'.$url.'" />'."\n".
409: '<input type="hidden" name="command" value="gradingmenu" />'."\n".
410: '<input type="submit" name="submit" value="Grading Menu" />'."\n".
411: '</form>'."\n";
412: return $result;
413: }
414:
415: sub gradingmenu {
416: my ($request) = @_;
417: my ($symb,$url)=&get_symb_and_url($request);
418: if (!$symb) {return '';}
419:
420: my $result='<h2> <font color="#339933">Select a Grading Method</font></h2><br />';
421: $result.='<table width=100% border=0><tr><td bgcolor=#000000>'."\n";
422: $result.='<table width=100% border=0><tr><td bgcolor=#e6ffff>'."\n";
423: $result.=' <b>Resource :</b> '.$url.'</td></tr>'."\n";
424: $result.='<tr bgcolor=#ffffe6><td>'."\n";
425: $result.=&view_edit_entire_class_form($symb,$url);
426: $result.='<form action="/adm/grades" method="post">'."\n".
427: '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
428: '<input type="hidden" name="url" value="'.$url.'" />'."\n".
429: '<input type="hidden" name="command" value="csvupload" />'."\n".
430: '<input type="submit" name="submit" value="Upload Scores" />'."\n".
431: '</form>'."\n";
432: $result.='<form action="/adm/grades" method="post">'."\n".
433: '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
434: '<input type="hidden" name="url" value="'.$url.'" />'."\n".
435: '<input type="hidden" name="command" value="submission" />'."\n".
436: '<input type="submit" name="submit" value="View/Grade A Student" />'."\n".
437: '</form>'."\n";
438: $result.='<form action="/adm/grades" method="post">'."\n".
439: '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
440: '<input type="hidden" name="url" value="'.$url.'" />'."\n".
441: '<input type="hidden" name="command" value="receiptInput" />'."\n".
442: '<input type="submit" name="submit" value="Verify Receipt" />'."\n".
443: '</form>'."\n";
444: $result.='</td></tr></table>'."\n";
445: $result.='</td></tr></table>'."\n";
446: return $result;
447: }
448:
449: sub viewgrades {
450: my ($request) = @_;
451: my $result='';
452:
453: #get resource reference
454: my ($symb,$url)=&get_symb_and_url($request);
455: if (!$symb) {return '';}
456: #get classlist
457: my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
458: #print "Found $cdom:$cnum<br />";
459: my (%classlist) = &getclasslist($cdom,$cnum,'0');
460: my $headerclr = '"#ccffff"';
461: my $cellclr = '"#ffffcc"';
462:
463: #get list of parts for this problem
464: my (@parts) = sort(&getpartlist($url));
465:
466: $request->print ("<h2><font color=\"#339933\">Manual Grading</font></h2>");
467:
468: #start the form
469: $result = '<form action="/adm/grades" method="post">'."\n".
470: '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
471: '<input type="hidden" name="url" value="'.$url.'" />'."\n".
472: '<input type="hidden" name="command" value="editgrades" />'."\n".
473: '<input type="submit" name="submit" value="Submit Changes" />'."\n".
474: '<table border=0><tr><td bgcolor="#000000">'."\n".
475: '<table border=0>'."\n".
476: '<tr bgcolor='.$headerclr.'><td><b>Username</b></td><td><b>Name</b></td><td><b>Domain</b></td>'."\n";
477: foreach my $part (@parts) {
478: my $display=&Apache::lonnet::metadata($url,$part.'.display');
479: if (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
480: $result.='<td><b>'.$display.'</b></td>'."\n";
481: }
482: $result.='</tr>';
483: #get info for each student
484: foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
485: $result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts);
486: }
487: $result.='</table></td></tr></table><input type="submit" name="submit" value="Submit Changes" /></form>';
488: $result.=&show_grading_menu_form($symb,$url);
489: return $result;
490: }
491:
492: sub editgrades {
493: my ($request) = @_;
494: my $result='';
495:
496: my $symb=$ENV{'form.symb'};
497: if ($symb eq '') { $request->print("Unable to handle ambiguous references:$symb:$ENV{'form.url'}"); return ''; }
498: my $url=$ENV{'form.url'};
499: #get classlist
500: my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'});
501: #print "Found $cdom:$cnum<br />";
502: my (%classlist) = &getclasslist($cdom,$cnum,'0');
503:
504: #get list of parts for this problem
505: my (@parts) = &getpartlist($url);
506:
507: $result.='<form action="/adm/grades" method="post">'."\n".
508: '<input type="hidden" name="symb" value="'.$symb.'" />'."\n".
509: '<input type="hidden" name="url" value="'.$url.'" />'."\n".
510: '<input type="hidden" name="command" value="viewgrades" />'."\n".
511: '<input type="submit" name="submit" value="See Grades" /> <br />'."\n";
512:
513: foreach my $student ( sort(@{ $classlist{'allids'} }) ) {
514: $result.=&setstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts);
515: }
516:
517: $result.='<input type="submit" name="submit" value="See Grades" /></table></form>';
518: return $result;
519: }
520:
521: sub csvupload {
522: my ($request)= @_;
523: my $result;
524: my ($symb,$url)=&get_symb_and_url($request);
525: if (!$symb) {return '';}
526: my $upfile_select=&Apache::loncommon::upfile_select_html();
527: $result.=<<ENDUPFORM;
528: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
529: <input type="hidden" name="symb" value="$symb" />
530: <input type="hidden" name="url" value="$url" />
531: <input type="hidden" name="command" value="csvuploadmap" />
532: <hr />
533: <h3>Specify a file containing the class grades for resource $url</h3>
534: $upfile_select
535: <p><input type="submit" name="submit" value="Upload Grades" />
536: ENDUPFORM
537: return $result;
538: }
539:
540: sub csvupload_javascript_reverse_associate {
541: return(<<ENDPICK);
542: function verify(vf) {
543: var foundsomething=0;
544: var founduname=0;
545: var founddomain=0;
546: for (i=0;i<=vf.nfields.value;i++) {
547: tw=eval('vf.f'+i+'.selectedIndex');
548: if (i==0 && tw!=0) { founduname=1; }
549: if (i==1 && tw!=0) { founddomain=1; }
550: if (i!=0 && i!=1 && tw!=0) { foundsomething=1; }
551: }
552: if (founduname==0 || founddomain==0) {
553: alert('You need to specify at both the username and domain');
554: return;
555: }
556: if (foundsomething==0) {
557: alert('You need to specify at least one grading field');
558: return;
559: }
560: vf.submit();
561: }
562: function flip(vf,tf) {
563: var nw=eval('vf.f'+tf+'.selectedIndex');
564: var i;
565: for (i=0;i<=vf.nfields.value;i++) {
566: //can not pick the same destination field for both name and domain
567: if (((i ==0)||(i ==1)) &&
568: ((tf==0)||(tf==1)) &&
569: (i!=tf) &&
570: (eval('vf.f'+i+'.selectedIndex')==nw)) {
571: eval('vf.f'+i+'.selectedIndex=0;')
572: }
573: }
574: }
575: ENDPICK
576: }
577:
578: sub csvupload_javascript_forward_associate {
579: return(<<ENDPICK);
580: function verify(vf) {
581: var foundsomething=0;
582: var founduname=0;
583: var founddomain=0;
584: for (i=0;i<=vf.nfields.value;i++) {
585: tw=eval('vf.f'+i+'.selectedIndex');
586: if (tw==1) { founduname=1; }
587: if (tw==2) { founddomain=1; }
588: if (tw>2) { foundsomething=1; }
589: }
590: if (founduname==0 || founddomain==0) {
591: alert('You need to specify at both the username and domain');
592: return;
593: }
594: if (foundsomething==0) {
595: alert('You need to specify at least one grading field');
596: return;
597: }
598: vf.submit();
599: }
600: function flip(vf,tf) {
601: var nw=eval('vf.f'+tf+'.selectedIndex');
602: var i;
603: //can not pick the same destination field twice
604: for (i=0;i<=vf.nfields.value;i++) {
605: if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
606: eval('vf.f'+i+'.selectedIndex=0;')
607: }
608: }
609: }
610: ENDPICK
611: }
612:
613: sub csvuploadmap_header {
614: my ($request,$symb,$url,$datatoken,$distotal)= @_;
615: my $result;
616: my $javascript;
617: if ($ENV{'form.upfile_associate'} eq 'reverse') {
618: $javascript=&csvupload_javascript_reverse_associate();
619: } else {
620: $javascript=&csvupload_javascript_forward_associate();
621: }
622: $request->print(<<ENDPICK);
623: <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
624: <h3>Uploading Class Grades for resource $url</h3>
625: <hr>
626: <h3>Identify fields</h3>
627: Total number of records found in file: $distotal <hr />
628: Enter as many fields as you can. The system will inform you and bring you back
629: to this page if the data selected is insufficient to run your class.<hr />
630: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
631: <input type="hidden" name="associate" value="" />
632: <input type="hidden" name="phase" value="three" />
633: <input type="hidden" name="datatoken" value="$datatoken" />
634: <input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" />
635: <input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" />
636: <input type="hidden" name="upfile_associate"
637: value="$ENV{'form.upfile_associate'}" />
638: <input type="hidden" name="symb" value="$symb" />
639: <input type="hidden" name="url" value="$url" />
640: <input type="hidden" name="command" value="csvuploadassign" />
641: <hr />
642: <script type="text/javascript" language="Javascript">
643: $javascript
644: </script>
645: ENDPICK
646: return '';
647:
648: }
649:
650: sub csvupload_fields {
651: my ($url) = @_;
652: my (@parts) = &getpartlist($url);
653: my @fields=(['username','Student Username'],['domain','Student Domain']);
654: foreach my $part (sort(@parts)) {
655: my @datum;
656: my $display=&Apache::lonnet::metadata($url,$part.'.display');
657: my $name=$part;
658: if (!$display) { $display = $name; }
659: @datum=($name,$display);
660: push(@fields,\@datum);
661: }
662: return (@fields);
663: }
664:
665: sub csvuploadmap_footer {
666: my ($request,$i,$keyfields) =@_;
667: $request->print(<<ENDPICK);
668: </table>
669: <input type="hidden" name="nfields" value="$i" />
670: <input type="hidden" name="keyfields" value="$keyfields" />
671: <input type="button" onClick="javascript:verify(this.form)" value="Assign Grades" /><br />
672: </form>
673: ENDPICK
674: }
675:
676: sub csvuploadmap {
677: my ($request)= @_;
678: my ($symb,$url)=&get_symb_and_url($request);
679: if (!$symb) {return '';}
680: my $datatoken;
681: if (!$ENV{'form.datatoken'}) {
682: $datatoken=&Apache::loncommon::upfile_store($request);
683: } else {
684: $datatoken=$ENV{'form.datatoken'};
685: &Apache::loncommon::load_tmp_file($request);
686: }
687: my @records=&Apache::loncommon::upfile_record_sep();
688: &csvuploadmap_header($request,$symb,$url,$datatoken,$#records+1);
689: my $i;
690: my $keyfields;
691: if (@records) {
692: my @fields=&csvupload_fields($url);
693: if ($ENV{'form.upfile_associate'} eq 'reverse') {
694: &Apache::loncommon::csv_print_samples($request,\@records);
695: $i=&Apache::loncommon::csv_print_select_table($request,\@records,
696: \@fields);
697: foreach (@fields) { $keyfields.=$_->[0].','; }
698: chop($keyfields);
699: } else {
700: unshift(@fields,['none','']);
701: $i=&Apache::loncommon::csv_samples_select_table($request,\@records,
702: \@fields);
703: my %sone=&Apache::loncommon::record_sep($records[0]);
704: $keyfields=join(',',sort(keys(%sone)));
705: }
706: }
707: &csvuploadmap_footer($request,$i,$keyfields);
708: return '';
709: }
710:
711: sub csvuploadassign {
712: my ($request)= @_;
713: my ($symb,$url)=&get_symb_and_url($request);
714: if (!$symb) {return '';}
715: &Apache::loncommon::load_tmp_file($request);
716: my @gradedata=&Apache::loncommon::upfile_record_sep();
717: my @keyfields = split(/\,/,$ENV{'form.keyfields'});
718: my %fields=();
719: for (my $i=0; $i<=$ENV{'form.nfields'}; $i++) {
720: if ($ENV{'form.upfile_associate'} eq 'reverse') {
721: if ($ENV{'form.f'.$i} ne 'none') {
722: $fields{$keyfields[$i]}=$ENV{'form.f'.$i};
723: }
724: } else {
725: if ($ENV{'form.f'.$i} ne 'none') {
726: $fields{$ENV{'form.f'.$i}}=$keyfields[$i];
727: }
728: }
729: }
730: $request->print('<h3>Assigning Grades</h3>');
731: my $courseid=$ENV{'request.course.id'};
732: my $cdom=$ENV{"course.$courseid.domain"};
733: my $cnum=$ENV{"course.$courseid.num"};
734: my (%classlist) = &getclasslist($cdom,$cnum,'1');
735: my @skipped;
736: my $countdone=0;
737: foreach my $grade (@gradedata) {
738: my %entries=&Apache::loncommon::record_sep($grade);
739: my $username=$entries{$fields{'username'}};
740: my $domain=$entries{$fields{'domain'}};
741: if (!exists($classlist{"$username:$domain"})) {
742: push(@skipped,"$username:$domain");
743: next;
744: }
745: my %grades;
746: foreach my $dest (keys(%fields)) {
747: if ($dest eq 'username' || $dest eq 'domain') { next; }
748: if ($entries{$fields{$dest}} eq '') { next; }
749: my $store_key=$dest;
750: $store_key=~s/^stores/resource/;
751: $store_key=~s/_/\./g;
752: $grades{$store_key}=$entries{$fields{$dest}};
753: }
754: $grades{"resource.regrader"}="$ENV{'user.name'}:$ENV{'user.domain'}";
755: &Apache::lonnet::cstore(\%grades,$symb,$ENV{'request.course.id'},
756: $domain,$username);
757: $request->print('.');
758: $request->rflush();
759: $countdone++;
760: }
761: $request->print("<br />Stored $countdone students\n");
762: if (@skipped) {
763: $request->print('<br /><font size="+1"><b>Skipped Students</b></font><br />');
764: foreach my $student (@skipped) { $request->print("<br />$student"); }
765: }
766: $request->print(&view_edit_entire_class_form($symb,$url));
767: $request->print(&show_grading_menu_form($symb,$url));
768: return '';
769: }
770:
771: sub send_header {
772: my ($request)= @_;
773: $request->print(&Apache::lontexconvert::header());
774: # $request->print("
775: #<script>
776: #remotewindow=open('','homeworkremote');
777: #remotewindow.close();
778: #</script>");
779: $request->print('<body bgcolor="#FFFFFF">');
780: }
781:
782: sub send_footer {
783: my ($request)= @_;
784: $request->print('</body>');
785: $request->print(&Apache::lontexconvert::footer());
786: }
787:
788: sub handler {
789: my $request=$_[0];
790:
791: if ($ENV{'browser.mathml'}) {
792: $request->content_type('text/xml');
793: } else {
794: $request->content_type('text/html');
795: }
796: $request->send_http_header;
797: return OK if $request->header_only;
798: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
799: my $url=$ENV{'form.url'};
800: my $symb=$ENV{'form.symb'};
801: my $command=$ENV{'form.command'};
802: if (!$url) {
803: my ($temp1,$temp2);
804: ($temp1,$temp2,$ENV{'form.url'})=split(/___/,$symb);
805: $url = $ENV{'form.url'};
806: }
807: &send_header($request);
808: if ($url eq '' && $symb eq '') {
809: if ($ENV{'user.adv'}) {
810: if (($ENV{'form.codeone'}) && ($ENV{'form.codetwo'}) &&
811: ($ENV{'form.codethree'})) {
812: my $token=$ENV{'form.codeone'}.'*'.$ENV{'form.codetwo'}.'*'.
813: $ENV{'form.codethree'};
814: my ($tsymb,$tuname,$tudom,$tcrsid)=
815: &Apache::lonnet::checkin($token);
816: if ($tsymb) {
817: my ($map,$id,$url)=split(/\_\_\_/,$tsymb);
818: if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
819: $request->print(
820: &Apache::lonnet::ssi('/res/'.$url,
821: ('grade_username' => $tuname,
822: 'grade_domain' => $tudom,
823: 'grade_courseid' => $tcrsid,
824: 'grade_symb' => $tsymb)));
825: } else {
826: $request->print('<h1>Not authorized: '.$token.'</h1>');
827: }
828: } else {
829: $request->print('<h1>Not a valid DocID: '.$token.'</h1>');
830: }
831: } else {
832: $request->print(&Apache::lonxml::tokeninputfield());
833: }
834: }
835: } else {
836: #&Apache::lonhomework::showhashsubset(\%ENV,'^form');
837: $Apache::grades::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'});
838: if ($command eq 'submission') {
839: &listStudents($request) if ($ENV{'form.student'} eq '');
840: $request->print(&submission($request)) if ($ENV{'form.student'} ne '');
841: } elsif ($command eq 'gradingmenu') {
842: $request->print(&gradingmenu($request));
843: } elsif ($command eq 'viewgrades') {
844: $request->print(&viewgrades($request));
845: } elsif ($command eq 'editgrades') {
846: $request->print(&editgrades($request));
847: } elsif ($command eq 'verify') {
848: $request->print(&verifyreceipt($request));
849: } elsif ($command eq 'csvupload') {
850: $request->print(&csvupload($request));
851: } elsif ($command eq 'csvuploadmap') {
852: $request->print(&csvuploadmap($request));
853: } elsif ($command eq 'receiptInput') {
854: &receiptInput($request);
855: } elsif ($command eq 'csvuploadassign') {
856: if ($ENV{'form.associate'} ne 'Reverse Association') {
857: $request->print(&csvuploadassign($request));
858: } else {
859: if ( $ENV{'form.upfile_associate'} ne 'reverse' ) {
860: $ENV{'form.upfile_associate'} = 'reverse';
861: } else {
862: $ENV{'form.upfile_associate'} = 'forward';
863: }
864: $request->print(&csvuploadmap($request));
865: }
866: } else {
867: $request->print("Unknown action: $command:");
868: }
869: }
870: &send_footer($request);
871: return OK;
872: }
873:
874: 1;
875:
876: __END__;
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