Annotation of loncom/homework/inputtags.pm, revision 1.139
1.43 albertel 1: # The LearningOnline Network with CAPA
2: # input definitons
1.47 albertel 3: #
1.139 ! albertel 4: # $Id: inputtags.pm,v 1.138 2004/03/31 05:23:59 albertel Exp $
1.47 albertel 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/
1.1 albertel 27:
28: package Apache::inputtags;
1.55 albertel 29: use HTML::Entities();
1.1 albertel 30: use strict;
1.82 www 31: use Apache::loncommon;
1.115 www 32: use Apache::lonlocal;
1.1 albertel 33:
1.50 harris41 34: BEGIN {
1.135 albertel 35: &Apache::lonxml::register('Apache::inputtags',('hiddenline','textfield','textline'));
1.1 albertel 36: }
37:
1.43 albertel 38:
1.1 albertel 39: sub initialize_inputtags {
1.135 albertel 40: # list of current input ids
41: @Apache::inputtags::input=();
42: # list of all input ids seen in this problem
43: @Apache::inputtags::inputlist=();
44: # list of all current response ids
45: @Apache::inputtags::response=();
46: # list of all response ids seen in this problem
47: @Apache::inputtags::responselist=();
48: # list of whether or not a specific response was previously used
49: @Apache::inputtags::previous=();
50: # submission it was used in
51: @Apache::inputtags::previous_version=();
52: # id of current part, 0 means that no part is current
53: # (inside <problem> only
54: $Apache::inputtags::part='';
55: # list of all part ids seen
56: @Apache::inputtags::partlist=();
57: # list of problem date statuses, the first element is for <problem>
58: # if there is a second element it is for the current <part>
59: @Apache::inputtags::status=();
60: # hash of defined params for the current response
61: %Apache::inputtags::params=();
62: # list of all ids, for <import>, these get join()ed and prepended
63: @Apache::inputtags::import=();
64: # list of all import ids seen
65: @Apache::inputtags::importlist=();
66: # just used to note whether we have seen a response that isn't in a part
67: $Apache::inputtags::response_with_no_part=0;
1.103 albertel 68: }
69:
70: sub check_for_duplicate_ids {
71: my %check;
72: foreach my $id (@Apache::inputtags::partlist,
73: @Apache::inputtags::responselist,
74: @Apache::inputtags::importlist) {
75: $check{$id}++;
76: }
77: my @duplicates;
78: foreach my $id (sort(keys(%check))) {
79: if ($check{$id} > 1) {
80: push(@duplicates,$id);
81: }
82: }
83: if (@duplicates) {
84: &Apache::lonxml::error("Duplicated ids found, problem will operate incorrectly. Duplicated ids seen: ",join(', ',@duplicates));
85: }
1.1 albertel 86: }
87:
1.14 albertel 88: sub start_input {
1.135 albertel 89: my ($parstack,$safeeval)=@_;
90: my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval);
91: if ($id eq '') { $id = $Apache::lonxml::curdepth; }
92: push (@Apache::inputtags::input,$id);
93: push (@Apache::inputtags::inputlist,$id);
94: return $id;
1.14 albertel 95: }
96:
97: sub end_input {
1.135 albertel 98: pop @Apache::inputtags::input;
99: return '';
1.14 albertel 100: }
101:
1.124 www 102: sub addchars {
103: my ($fieldid,$addchars)=@_;
104: my $output='';
105: foreach (split(/\,/,$addchars)) {
106: $output.='<a href="javascript:void(document.forms.lonhomework.'.
107: $fieldid.'.value+=\''.$_.'\')">'.$_.'</a> ';
108: }
109: return $output;
110: }
111:
1.48 albertel 112: sub start_textfield {
1.135 albertel 113: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
114: my $result = "";
115: my $id = &start_input($parstack,$safeeval);
116: my $resid=$Apache::inputtags::response[-1];
117: if ($target eq 'web') {
118: $Apache::lonxml::evaluate--;
119: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
120: my $partid=$Apache::inputtags::part;
1.138 albertel 121: my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$resid.submission"},'<>&"');
1.135 albertel 122: my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
123: if ( $cols eq '') { $cols = 80; }
124: my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
125: if ( $rows eq '') { $rows = 10; }
126: my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
127: $result='';
128: if ($addchars) {
129: $result.=&addchars('HWVAL_'.$resid,$addchars);
130: }
131: $result.= '<textarea wrap="hard" name="HWVAL_'.$resid.'" '.
132: "rows=\"$rows\" cols=\"$cols\">".$oldresponse;
133: if ($oldresponse ne '') {
134: #get rid of any startup text if the user has already responded
135: &Apache::lonxml::get_all_text("/textfield",$parser);
136: }
137: } else {
138: #right or wrong don't show it
139: #$result='<table border="1"><tr><td><i>'.$oldresponse.'</i></td></tr></table>';
140: $result='';
141: #get rid of any startup text
1.84 albertel 142: &Apache::lonxml::get_all_text("/textfield",$parser);
1.61 albertel 143: }
1.135 albertel 144: } elsif ($target eq 'grade') {
145: my $seedtext=&Apache::lonxml::get_all_text("/textfield",$parser);
146: if ($seedtext eq $ENV{'form.HWVAL_'.$resid}) {
147: # if the seed text is still there it wasn't a real submission
148: $ENV{'form.HWVAL_'.$resid}='';
149: }
150: } elsif ($target eq 'edit') {
151: $result.=&Apache::edit::tag_start($target,$token);
152: $result.=&Apache::edit::text_arg('Rows:','rows',$token,4);
153: $result.=&Apache::edit::text_arg('Columns:','cols',$token,4);
154: $result.=&Apache::edit::text_arg
155: ('Click-On Texts (comma sep):','addchars',$token,10);
156: my $bodytext=&Apache::lonxml::get_all_text("/textfield",$parser);
157: $result.=&Apache::edit::editfield($token->[1],$bodytext,'Text you want to appear by default:',80,2);
158: } elsif ($target eq 'modified') {
159: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
160: $safeeval,'rows','cols',
161: 'addchars');
162: if ($constructtag) {
163: $result = &Apache::edit::rebuild_tag($token);
164: } else {
165: $result=$token->[4];
166: }
167: $result.=&Apache::edit::modifiedfield("/textfield",$parser);
168: } elsif ($target eq 'tex') {
169: my $number_of_lines = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
170: my $width_of_box = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
171: if ($$tagstack[-2] eq 'essayresponse' and $Apache::lonhomework::type eq 'exam') {
172: $result = '\fbox{\fbox{\parbox{\textwidth-5mm}{';
173: for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
174: $result.='\strut \\\\\strut \\\\\strut \\\\\strut \\\\}}}';
175: } else {
176: my $TeXwidth=$width_of_box/80;
177: $result = '\vskip 1 mm \fbox{\fbox{\parbox{'.$TeXwidth.'\textwidth-5mm}{';
178: for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
179: $result.='}}}\vskip 2 mm ';
180: }
1.60 albertel 181: }
1.135 albertel 182: return $result;
1.6 albertel 183: }
184:
1.48 albertel 185: sub end_textfield {
1.135 albertel 186: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
187: my $result;
188: if ($target eq 'web') {
189: $Apache::lonxml::evaluate++;
190: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
191: return "</textarea>";
192: }
193: } elsif ($target eq 'edit') {
194: $result=&Apache::edit::end_table();
195: }
196: &end_input;
197: return $result;
1.6 albertel 198: }
199:
1.1 albertel 200: sub start_textline {
1.135 albertel 201: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
202: my $result = "";
203: if ($target eq 'web') {
204: $Apache::lonxml::evaluate--;
205: my $partid=$Apache::inputtags::part;
206: my $id=$Apache::inputtags::response[-1];
207: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
208: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
209: my $maxlength;
210: if ($size eq '') { $size=20; } else {
211: if ($size < 20) { $maxlength=$size; }
212: }
1.138 albertel 213: my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"},'<>&"');
1.135 albertel 214: if ($Apache::lonhomework::type ne 'exam') {
215: my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
216: $result='';
217: if ($addchars) {
218: $result.=&addchars('HWVAL_'.$id,$addchars);
219: }
220: $result.= '<input type="text" name="HWVAL_'.$id.'" value="'.
221: $oldresponse.'" size="'.$size.'" maxlength="'.$maxlength.'" />';
222: }
223: } else {
224: #right or wrong don't show what was last typed in.
225: #$result='<i>'.$oldresponse.'</i>';
226: $result='';
227: }
228: } elsif ($target eq 'edit') {
229: $result=&Apache::edit::tag_start($target,$token);
230: $result.=&Apache::edit::text_arg('Size:','size',$token,'5').
231: &Apache::edit::text_arg
232: ('Click-On Texts (comma sep):','addchars',$token,10)."</td></tr>";
233: $result.=&Apache::edit::end_table;
234: } elsif ($target eq 'modified') {
235: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'size','addchars');
236: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
237: } elsif ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
238: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
239: if ($size != 0) {$size=$size*2; $size.=' mm';} else {$size='40 mm';}
240: $result='\framebox['.$size.'][s]{\tiny\strut}';
241: }
242: return $result;
1.1 albertel 243: }
244:
245: sub end_textline {
1.135 albertel 246: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
247: if ($target eq 'web') { $Apache::lonxml::evaluate++; }
248: elsif ($target eq 'edit') { return ('','no'); }
249: return "";
1.9 albertel 250: }
251:
1.98 albertel 252: sub start_hiddenline {
253: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
254: my $result = "";
255: if ($target eq 'web') {
256: $Apache::lonxml::evaluate--;
257: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
258: my $partid=$Apache::inputtags::part;
259: my $id=$Apache::inputtags::response[-1];
1.138 albertel 260: my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"},'<>&"');
1.98 albertel 261: if ($Apache::lonhomework::type ne 'exam') {
262: $result= '<input type="hidden" name="HWVAL_'.$id.'" value="'.
263: $oldresponse.'" />';
264: }
265: }
266: } elsif ($target eq 'edit') {
267: $result=&Apache::edit::tag_start($target,$token);
268: $result.=&Apache::edit::end_table;
269: }
270: return $result;
271: }
272:
273: sub end_hiddenline {
1.135 albertel 274: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
275: if ($target eq 'web') { $Apache::lonxml::evaluate++; }
276: elsif ($target eq 'edit') { return ('','no'); }
277: return "";
1.98 albertel 278: }
279:
1.136 albertel 280: sub checkstatus {
281: my ($value,$awardref,$msgref)=@_;
282: for (my $i=0;$i<=$#$awardref;$i++) {
283: if ($$awardref[$i] eq $value) {
284: return ($$awardref[$i],$$msgref[$i]);
285: }
286: }
287: return(undef,undef);
288: }
289:
1.9 albertel 290: sub finalizeawards {
1.136 albertel 291: my ($awardref,$msgref)=@_;
292: my $result=undef;
1.135 albertel 293: my $award;
1.136 albertel 294: my $msg;
295: if ($#$awardref == -1) { $result = "NO_RESPONSE"; }
1.135 albertel 296: if ($result eq '' ) {
297: my $blankcount;
1.136 albertel 298: foreach $award (@$awardref) {
1.135 albertel 299: if ($award eq '') {
300: $result='MISSING_ANSWER';
301: $blankcount++;
302: }
303: }
1.136 albertel 304: if ($blankcount == ($#$awardref + 1)) { $result = 'NO_RESPONSE'; }
1.135 albertel 305: }
1.136 albertel 306: if (defined($result)) { return ($result,$msg); }
307: foreach my $possibleaward ('MISSING_ANSWER', 'ERROR', 'NO_RESPONSE',
1.137 albertel 308: 'TOO_LONG', 'UNIT_INVALID_INSTRUCTOR',
309: 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE',
310: 'UNIT_FAIL', 'NO_UNIT',
1.136 albertel 311: 'UNIT_NOTNEEDED', 'WANTED_NUMERIC',
312: 'BAD_FORMULA', 'SIG_FAIL', 'INCORRECT',
313: 'MISORDERED_RANK', 'INVALID_FILETYPE',
314: 'DRAFT', 'SUBMITTED', 'ASSIGNED_SCORE',
315: 'APPROX_ANS', 'EXACT_ANS') {
316: ($result,$msg)=&checkstatus($possibleaward,$awardref,$msgref);
317: if (defined($result)) { return ($result,$msg); }
1.135 albertel 318: }
1.136 albertel 319: return ('ERROR',undef);
1.9 albertel 320: }
321:
1.10 albertel 322: sub decideoutput {
1.136 albertel 323: my ($award,$awardmsg,$solved,$previous,$target)=@_;
1.135 albertel 324: my $message='';
325: my $button=0;
326: my $previousmsg;
327: my $bgcolor='orange';
328: my %possiblecolors =
329: ( 'correct' => '#aaffaa',
330: 'charged_try' => '#ffaaaa',
331: 'not_charged_try' => '#ffffaa',
332: 'no_message' => '#fffff',
333: );
334: if ($previous) { $previousmsg=&mt('You have entered that answer before'); }
335:
336: if ($solved =~ /^correct/) {
337: if ($award eq 'ASSIGNED_SCORE') {
338: $message = &mt("A score has been assigned.");
339: } else {
340: if ($target eq 'tex') {
341: $message = '\textbf{'.&mt('You are correct.').'}';
342: } else {
343: $message = "<b>".&mt('You are correct.')."</b>";
344: }
345: unless ($ENV{'course.'.
346: $ENV{'request.course.id'}.
347: '.disable_receipt_display'} eq 'yes') {
348: $message.=(($target eq 'web')?'<br />':' ').
349: &mt('Your receipt is').' '.&Apache::lonnet::receipt($Apache::inputtags::part).
350: (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
351: }
352: }
353: $bgcolor=$possiblecolors{'correct'};
354: $button=0;
355: $previousmsg='';
356: } elsif ($solved =~ /^excused/) {
357: if ($target eq 'tex') {
358: $message = ' \textbf{'.&mt('You are excused from the problem.').'} ';
359: } else {
360: $message = "<b>".&mt('You are excused from the problem.')."</b>";
361: }
362: $bgcolor=$possiblecolors{'charged_try'};
363: $button=0;
364: $previousmsg='';
365: } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
366: if ($solved =~ /^incorrect/ || $solved eq '') {
367: $message = &mt("Incorrect");
368: $bgcolor=$possiblecolors{'charged_try'};
369: $button=1;
370: } else {
371: $message = "<b>".&mt('You are correct.')."</b>";
372: unless ($ENV{'course.'.
373: $ENV{'request.course.id'}.
374: '.disable_receipt_display'} eq 'yes') {
375: $message.=(($target eq 'web')?'<br />':' ').
376: 'Your receipt is '.&Apache::lonnet::receipt($Apache::inputtags::part).
377: (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
378: }
379: $bgcolor=$possiblecolors{'correct'};
380: $button=0;
381: $previousmsg='';
382: }
383: } elsif ($award eq 'NO_RESPONSE') {
384: $message = '';
385: $bgcolor=$possiblecolors{'no_feedback'};
386: $button=1;
387: } elsif ($award eq 'MISSING_ANSWER') {
388: $message = &mt('Some items were not submitted.');
389: $bgcolor=$possiblecolors{'not_charged_try'};
390: $button = 1;
391: } elsif ($award eq 'ERROR') {
392: $message = &mt('An error occured while grading your answer.');
393: $bgcolor=$possiblecolors{'not_charged_try'};
394: $button = 1;
395: } elsif ($award eq 'TOO_LONG') {
396: $message = &mt("The submitted answer was too long.");
397: $bgcolor=$possiblecolors{'not_charged_try'};
398: $button=1;
399: } elsif ($award eq 'WANTED_NUMERIC') {
400: $message = &mt("This question expects a numeric answer.");
401: $bgcolor=$possiblecolors{'not_charged_try'};
402: $button=1;
403: } elsif ($award eq 'MISORDERED_RANK') {
404: $message = &mt('You have provided an invalid ranking');
405: if ($target ne 'tex') {
406: $message.=', '.&mt('please refer to').' '.&Apache::loncommon::help_open_topic('Ranking_Problems','help on ranking problems').'.';
407: }
408: $bgcolor=$possiblecolors{'not_charged_try'};
409: $button=1;
410: } elsif ($award eq 'INVALID_FILETYPE') {
411: $message = &mt('The filetype extension of the file you uploaded is not allowed.');
412: $bgcolor=$possiblecolors{'not_charged_try'};
413: $button=1;
414: } elsif ($award eq 'SIG_FAIL') {
1.136 albertel 415: $message = &mt("Significant figures are incorrect, you provided [_1] significant figures while [_2] to [_3] were expected. Submission not graded.",(split(/:/,$awardmsg)));
1.135 albertel 416: $bgcolor=$possiblecolors{'not_charged_try'};
417: $button=1;
1.137 albertel 418: } elsif ($award eq 'UNIT_INVALID_INSTRUCTOR') {
419: $message = &mt('Error in instructor specifed unit. This error has been reported to the instructor.', $awardmsg);
420: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
421: $bgcolor=$possiblecolors{'not_charged_try'};
422: $button=1;
423: } elsif ($award eq 'UNIT_INVALID_STUDENT') {
1.139 ! albertel 424: $message = &mt('Unable to interpret units. Computer reads units as "[_1]"','<tt>'.$awardmsg.'</tt>');
1.137 albertel 425: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
426: $bgcolor=$possiblecolors{'not_charged_try'};
427: $button=1;
1.139 ! albertel 428: } elsif ($awrad eq 'UNIT_FAIL' || $award eq 'UNIT_IRRECONCIBLE') {
! 429: $message = &mt('Incompatible units. No conversion found between "[_1]" and the required units.','<tt>'.$awardmsg.'</tt>');
1.136 albertel 430: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
1.135 albertel 431: $bgcolor=$possiblecolors{'not_charged_try'};
432: $button=1;
433: } elsif ($award eq 'UNIT_NOTNEEDED') {
1.139 ! albertel 434: $message = &mt('Only a number required. Computer reads units of "[_1]"','<tt>'.$awardmsg.'</tt>');
1.135 albertel 435: $bgcolor=$possiblecolors{'not_charged_try'};
436: $button=1;
437: } elsif ($award eq 'NO_UNIT') {
438: $message = &mt("Units required");
439: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units')};
440: $bgcolor=$possiblecolors{'not_charged_try'};
441: $button=1;
442: } elsif ($award eq 'BAD_FORMULA') {
443: $message = &mt("Unable to understand formula");
444: $bgcolor=$possiblecolors{'not_charged_try'};
445: $button=1;
446: } elsif ($award eq 'INCORRECT') {
447: $message = &mt("Incorrect");
448: $bgcolor=$possiblecolors{'charged_try'};
449: $button=1;
450: } elsif ($award eq 'SUBMITTED') {
451: $message = &mt("Your submission has been recorded.");
452: $bgcolor=$possiblecolors{'correct'};
453: $button=1;
454: } elsif ($award eq 'DRAFT') {
455: $message = "A draft copy has been saved.";
456: $bgcolor=$possiblecolors{'not_charged_try'};
457: $button=1;
458: } elsif ($award eq 'ASSIGNED_SCORE') {
459: $message = "A score has been assigned.";
460: $bgcolor=$possiblecolors{'correct'};
461: $button=0;
462: } else {
463: $message = &mt("Unknown message").": $award";
464: $button=1;
465: }
466: if (lc($Apache::lonhomework::problemstatus) eq 'no' &&
467: $Apache::inputtags::status[-1] ne 'SHOW_ANSWER') {
468: $message = &mt("Answer Submitted: Your final submission will be graded after the due date.");
469: $bgcolor=$possiblecolors{'correct'};
470: $button=1;
471: }
472: return ($button,$bgcolor,$message,$previousmsg);
1.12 albertel 473: }
474:
1.88 albertel 475: sub removealldata {
1.87 albertel 476: my ($id)=@_;
477: foreach my $key (keys(%Apache::lonhomework::results)) {
478: if (($key =~ /^resource\.\Q$id\E\./) && ($key !~ /\.collaborators$/)) {
479: &Apache::lonxml::debug("Removing $key");
480: delete($Apache::lonhomework::results{$key});
481: }
482: }
483: }
484:
1.12 albertel 485: sub setgradedata {
1.136 albertel 486: my ($award,$msg,$id,$previously_used) = @_;
1.135 albertel 487: # if the student already has it correct, don't modify the status
488: if (!$Apache::lonhomework::scantronmode &&
489: $Apache::inputtags::status['-1'] ne 'CAN_ANSWER' &&
490: $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') {
491: $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award;
1.87 albertel 492: return '';
1.135 albertel 493: } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~
494: /^correct/ || $Apache::lonhomework::scantronmode ||
495: lc($Apache::lonhomework::problemstatus) eq 'no') {
496: #handle assignment of tries and solved status
497: my $solvemsg;
498: if ($Apache::lonhomework::scantronmode) {
499: $solvemsg='correct_by_scantron';
500: } else {
501: $solvemsg='correct_by_student';
502: }
503: if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
504: $Apache::lonhomework::results{"resource.$id.afterduedate"}='';
505: }
506: if ( $award eq 'ASSIGNED_SCORE') {
507: $Apache::lonhomework::results{"resource.$id.tries"} =
508: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
509: $Apache::lonhomework::results{"resource.$id.solved"} =
510: $solvemsg;
511: my $numawards=scalar(@Apache::inputtags::response);
512: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
513: foreach my $res (@Apache::inputtags::response) {
514: $Apache::lonhomework::results{"resource.$id.awarded"}+=
515: $Apache::lonhomework::results{"resource.$id.$res.awarded"};
516: }
517: if ($numawards > 0) {
518: $Apache::lonhomework::results{"resource.$id.awarded"}/=
519: $numawards;
520: }
521: } elsif ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
522: $Apache::lonhomework::results{"resource.$id.tries"} =
523: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
524: $Apache::lonhomework::results{"resource.$id.solved"} =
525: $solvemsg;
526: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
527: } elsif ( $award eq 'INCORRECT' ) {
528: $Apache::lonhomework::results{"resource.$id.tries"} =
529: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
530: if (lc($Apache::lonhomework::problemstatus) eq 'no') {
531: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
532: }
533: $Apache::lonhomework::results{"resource.$id.solved"} =
534: 'incorrect_attempted';
535: } elsif ( $award eq 'SUBMITTED' ) {
536: $Apache::lonhomework::results{"resource.$id.tries"} =
537: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
538: $Apache::lonhomework::results{"resource.$id.solved"} =
539: 'ungraded_attempted';
540: } elsif ( $award eq 'DRAFT' ) {
541: $Apache::lonhomework::results{"resource.$id.solved"} = '';
542: } elsif ( $award eq 'NO_RESPONSE' ) {
543: #no real response so delete any data that got stored
1.129 albertel 544: &removealldata($id);
545: return '';
546: } else {
1.135 albertel 547: $Apache::lonhomework::results{"resource.$id.solved"} =
548: 'incorrect_attempted';
549: if (lc($Apache::lonhomework::problemstatus) eq 'no') {
550: $Apache::lonhomework::results{"resource.$id.tries"} =
551: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
552: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
553: }
554: }
1.136 albertel 555: if (defined($msg)) {
556: $Apache::lonhomework::results{"resource.$id.awardmsg"} = $msg;
557: }
1.135 albertel 558: # did either of the overall awards chage? If so ignore the
559: # previous check
560: if (($Apache::lonhomework::results{"resource.$id.awarded"} eq
561: $Apache::lonhomework::history{"resource.$id.awarded"}) &&
562: ($Apache::lonhomework::results{"resource.$id.solved"} eq
563: $Apache::lonhomework::history{"resource.$id.solved"})) {
564: # check if this was a previous submission if it was delete the
565: # unneeded data and update the previously_used attribute
566: if ( $previously_used eq 'PREVIOUSLY_USED') {
567: if (lc($Apache::lonhomework::problemstatus) ne 'no') {
568: delete($Apache::lonhomework::results{"resource.$id.tries"});
569: $Apache::lonhomework::results{"resource.$id.previous"} = '1';
570: }
571: } elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
572: #delete all data as they student didn't do anything, but save
573: #the list of collaborators.
574: &removealldata($id);
575: #and since they didn't do anything we were never here
576: return '';
577: } else {
578: $Apache::lonhomework::results{"resource.$id.previous"} = '0';
579: }
1.101 albertel 580: }
1.135 albertel 581: } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} =~
582: /^correct/ ) {
583: #delete all data as they student already has it correct
584: &removealldata($id);
585: #and since they didn't do anything we were never here
586: return '';
1.40 albertel 587: }
1.135 albertel 588: $Apache::lonhomework::results{"resource.$id.award"} = $award;
1.10 albertel 589: }
590:
1.9 albertel 591: sub grade {
1.135 albertel 592: my ($target) = @_;
593: my $id = $Apache::inputtags::part;
594: my $response='';
595: if ( defined $ENV{'form.submitted'}) {
1.136 albertel 596: my (@awards,@msgs);
1.135 albertel 597: foreach $response (@Apache::inputtags::response) {
598: &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
599: my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
600: &Apache::lonxml::debug("keeping $value from $response for $id");
601: push (@awards,$value);
1.136 albertel 602: $value=$Apache::lonhomework::results{"resource.$id.$response.awardmsg"};
603: &Apache::lonxml::debug("got message $value from $response for $id");
604: push (@msgs,$value);
1.135 albertel 605: }
1.136 albertel 606: my ($finalaward,$msg) = &finalizeawards(\@awards,\@msgs);
1.135 albertel 607: my $previously_used;
608: if ( $#Apache::inputtags::previous eq $#awards ) {
609: my $match=0;
610: my @matches;
611: foreach my $versionar (@Apache::inputtags::previous_version) {
612: foreach my $version (@$versionar) {
613: $matches[$version]++;
614: }
615: }
616: foreach my $elem (@matches) {if ($elem eq ($#awards+1)) {$match=1;}}
617: if ($match) {
618: $previously_used = 'PREVIOUSLY_LAST';
619: foreach my $value (@Apache::inputtags::previous) {
620: if ($value eq 'PREVIOUSLY_USED' ) {
621: $previously_used = $value;
622: last;
623: }
1.75 albertel 624: }
625: }
1.43 albertel 626: }
1.136 albertel 627: &Apache::lonxml::debug("final award $finalaward, $previously_used, message $msg");
628: &setgradedata($finalaward,$msg,$id,$previously_used);
1.43 albertel 629: }
1.135 albertel 630: return '';
1.1 albertel 631: }
632:
1.11 albertel 633: sub gradestatus {
1.135 albertel 634: my ($id,$target) = @_;
635: my $showbutton = 1;
636: my $bgcolor = '';
637: my $message = '';
638: my $latemessage = '';
639: my $trystr='';
640: my $button='';
641: my $previousmsg='';
642:
643: my $status = $Apache::inputtags::status['-1'];
644: &Apache::lonxml::debug("gradestatus has :$status:");
645: if ( $status ne 'CLOSED' && $status ne 'UNAVAILABLE' &&
646: $status ne 'INVALID_ACCESS') {
647: my $award = $Apache::lonhomework::history{"resource.$id.award"};
648: my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
649: my $previous = $Apache::lonhomework::history{"resource.$id.previous"};
1.136 albertel 650: my $awardmsg = $Apache::lonhomework::history{"resource.$id.awardmsg"};
651: &Apache::lonxml::debug("Found Award |$award|$solved|$awardmsg");
1.135 albertel 652: if ( $award ne '' || $solved ne '') {
653: &Apache::lonxml::debug('Getting message');
654: ($showbutton,$bgcolor,$message,$previousmsg) =
1.136 albertel 655: &decideoutput($award,$awardmsg,$solved,$previous,$target);
1.135 albertel 656: if ($target eq 'tex') {
657: $message='\vskip 2 mm '.$message.' ';
658: } else {
659: $message="<td bgcolor=\"$bgcolor\">$message</td>";
660: if ($previousmsg) {
661: $previousmsg="<td bgcolor=\"#aaaaff\">$previousmsg</td>";
662: }
663: }
664: }
665: my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
666: my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
667: &Apache::lonxml::debug("got maxtries of :$maxtries:");
668: #if tries are set to negative turn off the Tries/Button and messages
669: if (defined($maxtries) && $maxtries < 0) { return ''; }
670: if ( $tries eq '' ) { $tries = '0'; }
671: if ( $maxtries eq '' ) { $maxtries = '2'; }
672: if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; }
673: my $tries_text=&mt('Tries');
674: if ( $Apache::lonhomework::type eq 'survey') { $tries_text=&mt('Submissions'); }
675: if ( $showbutton ) {
676: if ($target eq 'tex') {
677: if ($ENV{'request.state'} ne "construct" && $Apache::lonhomework::type ne 'exam') {
678: $trystr = ' {\vskip 1 mm \small \textit{'.$tries_text.'} '.$tries.'/'.$maxtries.'} \vskip 2 mm ';
679: } else {
680: $trystr = '\vskip 0 mm ';
681: }
682: } else {
1.136 albertel 683: $trystr = "<td><nobr>".$tries_text." $tries";
1.135 albertel 684: if($ENV{'request.state'} ne 'construct') {
685: $trystr.="/$maxtries";
686: } else {
687: if (defined($Apache::inputtags::params{'maxtries'})) {
688: $trystr.="/".$Apache::inputtags::params{'maxtries'};
689: }
690: }
1.136 albertel 691: $trystr.="</nobr></td>";
1.135 albertel 692: }
693: }
694: if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
695: if ( $showbutton ) {
696: if ($target ne 'tex') {
697: $button = '<input type="submit" name="submit" value="'.&mt('Submit Answer').'" />';
698: }
699: }
700: if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
701: #last submissions was after due date
702: if ($target eq 'tex') {
703: $latemessage=' The last submission was after the Due Date ';
704: } else {
705: $latemessage="<td bgcolor=\"#ffaaaa\">The last submission was after the Due Date</td>";
706: }
707: }
708: }
709: my $output= $previousmsg.$latemessage.$message.$trystr;
710: if ($output =~ /^\s*$/) {
711: return $button;
1.63 sakharuk 712: } else {
1.135 albertel 713: if ($target eq 'tex') {
714: return $button.' \vskip 0 mm '.$output.' ';
715: } else {
716: return '<table><tr><td>'.$button.'</td>'.$output.'</tr></table>';
717: }
1.63 sakharuk 718: }
1.11 albertel 719: }
1.1 albertel 720: 1;
721: __END__
1.43 albertel 722:
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