Annotation of loncom/homework/inputtags.pm, revision 1.199
1.43 albertel 1: # The LearningOnline Network with CAPA
2: # input definitons
1.47 albertel 3: #
1.199 ! albertel 4: # $Id: inputtags.pm,v 1.198 2006/06/30 00:32:25 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;
1.165 albertel 33: use Apache::lonnet;
1.192 www 34: use lib '/home/httpd/lib/perl/';
35: use LONCAPA;
36:
1.1 albertel 37:
1.50 harris41 38: BEGIN {
1.135 albertel 39: &Apache::lonxml::register('Apache::inputtags',('hiddenline','textfield','textline'));
1.1 albertel 40: }
41:
1.177 foxr 42: # Initializes a set of global variables used during the parse of the problem.
43: #
1.178 albertel 44: # @Apache::inputtags::input - List of current input ids.
45: # @Apache::inputtags::inputlist - List of all input ids seen this problem.
46: # @Apache::inputtags::response - List of all current resopnse ids.
47: # @Apache::inputtags::responselist - List of all response ids seen this
48: # problem.
49: # @Apache::inputtags::hint - List of all hint ids.
50: # @Apache::inputtags::hintlist - List of all hint ids seen this problem.
51: # @Apache::inputtags::previous - List describing if specific responseds
52: # have been used
53: # @Apache::inputtags::previous_version - Submission responses were used in.
54: # $Apache::inputtags::part - Current part id (valid only in
55: # <problem>)
56: # 0 if not in a part.
57: # @Apache::inputtags::partlist - List of part ids seen in the current
58: # <problem>
59: # @Apache::inputtags::status - List of problem statuses. First
60: # element is the status of the <problem>
61: # the remainder are for individual <part>s.
62: # %Apache::inputtags::params - Hash of defined parameters for the
63: # current response.
64: # @Apache::inputtags::import - List of all ids for <import> thes get
65: # join()ed and prepended.
66: # @Apache::inputtags::importlist - List of all import ids seen.
67: # $Apache::inputtags::response_with_no_part
68: # - Flag set true if we have seen a response
69: # that is not inside a <part>
70: # %Apache::inputtags::answertxt - <*response> tags store correct
71: # answer strings for display by <textline/>
72: # in this hash.
73:
1.1 albertel 74: sub initialize_inputtags {
1.135 albertel 75: @Apache::inputtags::input=();
76: @Apache::inputtags::inputlist=();
1.174 albertel 77: @Apache::inputtags::response=();
1.135 albertel 78: @Apache::inputtags::responselist=();
1.174 albertel 79: @Apache::inputtags::hint=();
1.173 albertel 80: @Apache::inputtags::hintlist=();
1.135 albertel 81: @Apache::inputtags::previous=();
82: @Apache::inputtags::previous_version=();
83: $Apache::inputtags::part='';
84: @Apache::inputtags::partlist=();
85: @Apache::inputtags::status=();
86: %Apache::inputtags::params=();
87: @Apache::inputtags::import=();
88: @Apache::inputtags::importlist=();
89: $Apache::inputtags::response_with_no_part=0;
1.144 albertel 90: %Apache::inputtags::answertxt=();
1.103 albertel 91: }
92:
93: sub check_for_duplicate_ids {
94: my %check;
95: foreach my $id (@Apache::inputtags::partlist,
96: @Apache::inputtags::responselist,
1.173 albertel 97: @Apache::inputtags::hintlist,
1.103 albertel 98: @Apache::inputtags::importlist) {
99: $check{$id}++;
100: }
101: my @duplicates;
102: foreach my $id (sort(keys(%check))) {
103: if ($check{$id} > 1) {
104: push(@duplicates,$id);
105: }
106: }
107: if (@duplicates) {
108: &Apache::lonxml::error("Duplicated ids found, problem will operate incorrectly. Duplicated ids seen: ",join(', ',@duplicates));
109: }
1.1 albertel 110: }
111:
1.14 albertel 112: sub start_input {
1.135 albertel 113: my ($parstack,$safeeval)=@_;
114: my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval);
115: if ($id eq '') { $id = $Apache::lonxml::curdepth; }
116: push (@Apache::inputtags::input,$id);
117: push (@Apache::inputtags::inputlist,$id);
118: return $id;
1.14 albertel 119: }
120:
121: sub end_input {
1.135 albertel 122: pop @Apache::inputtags::input;
123: return '';
1.14 albertel 124: }
125:
1.124 www 126: sub addchars {
127: my ($fieldid,$addchars)=@_;
128: my $output='';
129: foreach (split(/\,/,$addchars)) {
130: $output.='<a href="javascript:void(document.forms.lonhomework.'.
131: $fieldid.'.value+=\''.$_.'\')">'.$_.'</a> ';
132: }
133: return $output;
134: }
135:
1.48 albertel 136: sub start_textfield {
1.185 albertel 137: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.135 albertel 138: my $result = "";
139: my $id = &start_input($parstack,$safeeval);
140: my $resid=$Apache::inputtags::response[-1];
141: if ($target eq 'web') {
142: $Apache::lonxml::evaluate--;
143: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
144: my $partid=$Apache::inputtags::part;
1.138 albertel 145: my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$resid.submission"},'<>&"');
1.135 albertel 146: my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
147: if ( $cols eq '') { $cols = 80; }
148: my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
1.143 www 149: if ( $rows eq '') { $rows = 16; }
1.135 albertel 150: my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
151: $result='';
152: if ($addchars) {
153: $result.=&addchars('HWVAL_'.$resid,$addchars);
154: }
1.191 albertel 155: &Apache::lonhtmlcommon::add_htmlareafields('HWVAL_'.$resid);
1.143 www 156: $result.= '<textarea wrap="hard" name="HWVAL_'.$resid.'" id="HWVAL_'.$resid.'" '.
1.135 albertel 157: "rows=\"$rows\" cols=\"$cols\">".$oldresponse;
158: if ($oldresponse ne '') {
1.143 www 159:
1.135 albertel 160: #get rid of any startup text if the user has already responded
1.185 albertel 161: &Apache::lonxml::get_all_text("/textfield",$parser,$style);
1.135 albertel 162: }
163: } else {
164: #right or wrong don't show it
165: #$result='<table border="1"><tr><td><i>'.$oldresponse.'</i></td></tr></table>';
166: $result='';
167: #get rid of any startup text
1.185 albertel 168: &Apache::lonxml::get_all_text("/textfield",$parser,$style);
1.61 albertel 169: }
1.135 albertel 170: } elsif ($target eq 'grade') {
1.185 albertel 171: my $seedtext=&Apache::lonxml::get_all_text("/textfield",$parser,
172: $style);
1.165 albertel 173: if ($seedtext eq $env{'form.HWVAL_'.$resid}) {
1.135 albertel 174: # if the seed text is still there it wasn't a real submission
1.165 albertel 175: $env{'form.HWVAL_'.$resid}='';
1.135 albertel 176: }
177: } elsif ($target eq 'edit') {
178: $result.=&Apache::edit::tag_start($target,$token);
179: $result.=&Apache::edit::text_arg('Rows:','rows',$token,4);
180: $result.=&Apache::edit::text_arg('Columns:','cols',$token,4);
181: $result.=&Apache::edit::text_arg
182: ('Click-On Texts (comma sep):','addchars',$token,10);
1.185 albertel 183: my $bodytext=&Apache::lonxml::get_all_text("/textfield",$parser,
184: $style);
1.135 albertel 185: $result.=&Apache::edit::editfield($token->[1],$bodytext,'Text you want to appear by default:',80,2);
186: } elsif ($target eq 'modified') {
187: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
188: $safeeval,'rows','cols',
189: 'addchars');
190: if ($constructtag) {
191: $result = &Apache::edit::rebuild_tag($token);
192: } else {
193: $result=$token->[4];
194: }
195: $result.=&Apache::edit::modifiedfield("/textfield",$parser);
196: } elsif ($target eq 'tex') {
197: my $number_of_lines = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
198: my $width_of_box = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
199: if ($$tagstack[-2] eq 'essayresponse' and $Apache::lonhomework::type eq 'exam') {
200: $result = '\fbox{\fbox{\parbox{\textwidth-5mm}{';
201: for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
202: $result.='\strut \\\\\strut \\\\\strut \\\\\strut \\\\}}}';
203: } else {
204: my $TeXwidth=$width_of_box/80;
205: $result = '\vskip 1 mm \fbox{\fbox{\parbox{'.$TeXwidth.'\textwidth-5mm}{';
206: for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
207: $result.='}}}\vskip 2 mm ';
208: }
1.60 albertel 209: }
1.135 albertel 210: return $result;
1.6 albertel 211: }
212:
1.48 albertel 213: sub end_textfield {
1.135 albertel 214: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
215: my $result;
216: if ($target eq 'web') {
217: $Apache::lonxml::evaluate++;
218: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
219: return "</textarea>";
220: }
221: } elsif ($target eq 'edit') {
222: $result=&Apache::edit::end_table();
223: }
224: &end_input;
225: return $result;
1.6 albertel 226: }
227:
1.190 albertel 228: sub exam_score_line {
1.188 albertel 229: my ($target) = @_;
1.190 albertel 230:
1.188 albertel 231: my $result;
232: if ($target eq 'tex') {
233: my $repetition = &Apache::response::repetition();
234: $result.='\begin{enumerate}';
1.190 albertel 235: if ($env{'request.state'} eq "construct" ) {$result.='\item[\strut]';}
1.188 albertel 236: foreach my $i (0..$repetition-1) {
237: $result.='\item[\textbf{'.
238: ($Apache::lonxml::counter+$i).
239: '}.]\textit{Leave blank on scoring form}\vskip 0 mm';
240: }
241: $result.= '\end{enumerate}';
1.190 albertel 242: }
243:
244: return $result;
245: }
246:
247: sub exam_box {
248: my ($target) = @_;
249: my $result;
1.188 albertel 250:
1.190 albertel 251: if ($target eq 'tex') {
252: $result .= '\fbox{\fbox{\parbox{\textwidth-5mm}{\strut\\\\\strut\\\\\strut\\\\\strut\\\\}}}';
253: $result .= &exam_score_line($target);
1.188 albertel 254: } elsif ($target eq 'web') {
255: my $id=$Apache::inputtags::response[-1];
256: $result.= '<br /><br />
257: <textarea name="HWVAL_'.$id.'" rows="4" cols="50">
258: </textarea> <br /><br />';
259: }
260: return $result;
261: }
262:
263: sub needs_exam_box {
264: my ($tagstack) = @_;
265: my @tags = ('formularesponse',
266: 'stringresponse',
267: 'reactionresponse',
268: 'organicresponse',
269: );
270:
271: foreach my $tag (@tags) {
272: if (grep(/\Q$tag\E/,@$tagstack)) {
273: return 1;
274: }
275: }
276: return 0;
277: }
278:
1.1 albertel 279: sub start_textline {
1.135 albertel 280: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
281: my $result = "";
282: if ($target eq 'web') {
283: $Apache::lonxml::evaluate--;
284: my $partid=$Apache::inputtags::part;
285: my $id=$Apache::inputtags::response[-1];
1.193 albertel 286: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER'
1.195 albertel 287: || ($Apache::inputtags::status[-1] eq 'CANNOT_ANSWER' &&
288: $Apache::lonhomework::history{"resource.$partid.solved"} !~ /^correct/ )) {
1.135 albertel 289: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
290: my $maxlength;
291: if ($size eq '') { $size=20; } else {
292: if ($size < 20) { $maxlength=$size; }
293: }
1.138 albertel 294: my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"},'<>&"');
1.135 albertel 295: if ($Apache::lonhomework::type ne 'exam') {
296: my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
297: $result='';
298: if ($addchars) {
299: $result.=&addchars('HWVAL_'.$id,$addchars);
300: }
1.157 albertel 301: my $readonly=&Apache::lonxml::get_param('readonly',$parstack,
302: $safeeval);
1.193 albertel 303: if (lc($readonly) eq 'yes'
304: || $Apache::inputtags::status[-1] eq 'CANNOT_ANSWER') {
1.157 albertel 305: $readonly=' readonly="readonly" ';
1.158 albertel 306: } else {
307: $readonly='';
1.157 albertel 308: }
1.193 albertel 309: my $name = 'HWVAL_'.$id;
310: if ($Apache::inputtags::status[-1] eq 'CANNOT_ANSWER') {
311: $name = "none";
312: }
313: $result.= '<input type="text" '.$readonly.' name="'.$name.'" value="'.
1.135 albertel 314: $oldresponse.'" size="'.$size.'" maxlength="'.$maxlength.'" />';
315: }
1.188 albertel 316: if ($Apache::lonhomework::type eq 'exam'
317: && &needs_exam_box($tagstack)) {
318: $result.=&exam_box($target);
319: }
1.135 albertel 320: } else {
321: #right or wrong don't show what was last typed in.
1.168 albertel 322: $result='<b>'.$Apache::inputtags::answertxt{$id}.'</b>';
1.144 albertel 323: #$result='';
1.135 albertel 324: }
325: } elsif ($target eq 'edit') {
326: $result=&Apache::edit::tag_start($target,$token);
327: $result.=&Apache::edit::text_arg('Size:','size',$token,'5').
1.157 albertel 328: &Apache::edit::text_arg('Click-On Texts (comma sep):',
329: 'addchars',$token,10);
330: $result.=&Apache::edit::select_arg('Readonly:','readonly',
331: ['no','yes'],$token);
332: $result.=&Apache::edit::end_row();
333: $result.=&Apache::edit::end_table();
1.135 albertel 334: } elsif ($target eq 'modified') {
1.157 albertel 335: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
336: $safeeval,'size',
337: 'addchars','readonly');
1.135 albertel 338: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.188 albertel 339: } elsif ($target eq 'tex'
340: && $Apache::lonhomework::type ne 'exam') {
1.135 albertel 341: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
342: if ($size != 0) {$size=$size*2; $size.=' mm';} else {$size='40 mm';}
343: $result='\framebox['.$size.'][s]{\tiny\strut}';
1.188 albertel 344:
345: } elsif ($target eq 'tex'
346: && $Apache::lonhomework::type eq 'exam'
347: && &needs_exam_box($tagstack)) {
348: $result.=&exam_box($target);
1.135 albertel 349: }
350: return $result;
1.1 albertel 351: }
352:
353: sub end_textline {
1.135 albertel 354: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
355: if ($target eq 'web') { $Apache::lonxml::evaluate++; }
356: elsif ($target eq 'edit') { return ('','no'); }
357: return "";
1.9 albertel 358: }
359:
1.98 albertel 360: sub start_hiddenline {
361: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
362: my $result = "";
363: if ($target eq 'web') {
364: $Apache::lonxml::evaluate--;
365: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
366: my $partid=$Apache::inputtags::part;
367: my $id=$Apache::inputtags::response[-1];
1.138 albertel 368: my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"},'<>&"');
1.98 albertel 369: if ($Apache::lonhomework::type ne 'exam') {
370: $result= '<input type="hidden" name="HWVAL_'.$id.'" value="'.
371: $oldresponse.'" />';
372: }
373: }
374: } elsif ($target eq 'edit') {
375: $result=&Apache::edit::tag_start($target,$token);
376: $result.=&Apache::edit::end_table;
377: }
1.189 albertel 378:
379: if ( ($target eq 'web' || $target eq 'tex')
380: && $Apache::lonhomework::type eq 'exam'
381: && &needs_exam_box($tagstack)) {
382: $result.=&exam_box($target);
383: }
1.98 albertel 384: return $result;
385: }
386:
387: sub end_hiddenline {
1.135 albertel 388: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
389: if ($target eq 'web') { $Apache::lonxml::evaluate++; }
390: elsif ($target eq 'edit') { return ('','no'); }
391: return "";
1.98 albertel 392: }
393:
1.160 albertel 394: # $part -> partid
395: # $id -> responseid
396: # $uploadefiletypes -> comma seperated list of extensions allowed or * for any
397: # $which -> 'uploadedonly' -> only newly uploaded files
398: # 'portfolioonly' -> only allow files from portfolio
399: # 'both' -> allow files from either location
1.175 albertel 400: # $extratext -> additional text to go between the link and the input box
1.160 albertel 401: # returns a table row <tr>
402: sub file_selector {
1.175 albertel 403: my ($part,$id,$uploadedfiletypes,$which,$extratext)=@_;
1.160 albertel 404: if (!$uploadedfiletypes) { return ''; }
1.167 albertel 405:
406: my $jspart=$part;
407: $jspart=~s/\./_/g;
408:
1.160 albertel 409: my $result;
410:
1.162 albertel 411: $result.='<tr><td>';
412: if ($uploadedfiletypes ne '*') {
413: $result.=
414: &mt('Allowed filetypes: <b>[_1]</b>',$uploadedfiletypes).'<br />';
415: }
1.160 albertel 416: if ($which eq 'uploadonly' || $which eq 'both') {
417: $result.=&mt('Submit a file: (only one file can be uploaded)').
418: ' <br /><input type="file" size="50" name="HWFILE'.
1.167 albertel 419: $jspart.'_'.$id.'" /><br />';
1.160 albertel 420: my $uploadedfile= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.uploadedfile"},'<>&"');
421:
422: if ($uploadedfile) {
423: my $url=$Apache::lonhomework::history{"resource.$part.$id.uploadedurl"};
1.176 albertel 424: &Apache::lonxml::extlink($url);
1.160 albertel 425: &Apache::lonnet::allowuploaded('/adm/essayresponse',$url);
426: my $icon=&Apache::loncommon::icon($url);
427: my $curfile='<a href="'.$url.'"><img src="'.$icon.
428: '" border="0" />'.$uploadedfile.'</a>';
429: $result.=&mt('Currently submitted: <tt>[_1]</tt>',$curfile);
430: } else {
431: #$result.=&mt('(Hand in a file you have prepared on your computer)');
432: }
433: }
434: if ( $which eq 'both') {
435: $result.='<br />'.'<strong>'.&mt('OR:').'</strong><br />';
436: }
437: if ($which eq 'portfolioonly' || $which eq 'both') {
1.175 albertel 438: $result.=$extratext.'<a href='."'".'javascript:void(window.open("/adm/portfolio?mode=selectfile&fieldname=HWPORT'.$jspart.'_'.$id.'","cat","height=600,width=800,scrollbars=1,resizable=1,menubar=2,location=1"))'."'".'>'.
1.160 albertel 439: &mt('Select Portfolio Files').'</a><br />'.
1.167 albertel 440: '<input type="text" size="50" name="HWPORT'.$jspart.'_'.$id.'" value="" />'.
1.160 albertel 441: '<br />';
442: if ($Apache::lonhomework::history{"resource.$part.$id.portfiles"}=~/[^\s]/){
1.199 ! albertel 443: my (@file_list,@bad_file_list);
! 444: foreach my $file (split(/\s*,\s*/,&unescape($Apache::lonhomework::history{"resource.$part.$id.portfiles"}))) {
1.160 albertel 445: my (undef,undef,$domain,$user)=&Apache::lonxml::whichuser();
446: my $url="/uploaded/$domain/$user/portfolio$file";
447: my $icon=&Apache::loncommon::icon($url);
1.199 ! albertel 448: push(@file_list,'<a href="'.$url.'"><img src="'.$icon.
1.161 albertel 449: '" border="0" />'.$file.'</a>');
1.187 albertel 450: if (! &Apache::lonnet::stat_file($url)) {
1.194 banghart 451: &Apache::lonnet::logthis("bad file is $url");
1.187 albertel 452: push(@bad_file_list,'<a href="'.$url.'"><img src="'.$icon.
453: '" border="0" />'.$file.'</a>');
454: }
1.160 albertel 455: }
1.199 ! albertel 456: my $files = '<span class="LC_filename">'.
! 457: join('</span>, <span class="LC_filename">',@file_list).
! 458: '</span>';
! 459: $result.=&mt("Portfolio files previously selected: [_1]",$files);
1.187 albertel 460: if (@bad_file_list) {
1.199 ! albertel 461: my $bad_files = '<span class="LC_filename">'.
! 462: join('</span>, <span class="LC_filename">',@bad_file_list).
! 463: '</span>';
! 464: $result.='<br />'.&mt('<span class="LC_error">These file(s) don\'t exist:</span> [_1]',$bad_files);
1.187 albertel 465: }
1.160 albertel 466: }
467: }
468: $result.='</td></tr>';
469: return $result;
470: }
471:
1.136 albertel 472: sub checkstatus {
473: my ($value,$awardref,$msgref)=@_;
474: for (my $i=0;$i<=$#$awardref;$i++) {
475: if ($$awardref[$i] eq $value) {
476: return ($$awardref[$i],$$msgref[$i]);
477: }
478: }
479: return(undef,undef);
480: }
481:
1.179 albertel 482: sub valid_award {
483: my ($award) =@_;
1.182 albertel 484: foreach my $possibleaward ('EXTRA_ANSWER','MISSING_ANSWER', 'ERROR',
485: 'NO_RESPONSE',
1.179 albertel 486: 'TOO_LONG', 'UNIT_INVALID_INSTRUCTOR',
487: 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE',
488: 'UNIT_FAIL', 'NO_UNIT',
489: 'UNIT_NOTNEEDED', 'WANTED_NUMERIC',
490: 'BAD_FORMULA', 'SIG_FAIL', 'INCORRECT',
491: 'MISORDERED_RANK', 'INVALID_FILETYPE',
492: 'DRAFT', 'SUBMITTED', 'ASSIGNED_SCORE',
493: 'APPROX_ANS', 'EXACT_ANS','COMMA_FAIL') {
494: if ($award eq $possibleaward) { return 1; }
495: }
496: return 0;
497: }
498:
1.9 albertel 499: sub finalizeawards {
1.181 albertel 500: my ($awardref,$msgref,$nameref,$reverse)=@_;
1.136 albertel 501: my $result=undef;
1.135 albertel 502: my $award;
1.136 albertel 503: my $msg;
504: if ($#$awardref == -1) { $result = "NO_RESPONSE"; }
1.135 albertel 505: if ($result eq '' ) {
506: my $blankcount;
1.136 albertel 507: foreach $award (@$awardref) {
1.135 albertel 508: if ($award eq '') {
509: $result='MISSING_ANSWER';
510: $blankcount++;
511: }
512: }
1.136 albertel 513: if ($blankcount == ($#$awardref + 1)) { $result = 'NO_RESPONSE'; }
1.135 albertel 514: }
1.136 albertel 515: if (defined($result)) { return ($result,$msg); }
1.181 albertel 516:
517: # these awards are ordered from most important error through best correct
518:
1.182 albertel 519: my @awards = ('EXTRA_ANSWER', 'MISSING_ANSWER', 'ERROR', 'NO_RESPONSE',
520: 'TOO_LONG',
1.181 albertel 521: 'UNIT_INVALID_INSTRUCTOR', 'UNIT_INVALID_STUDENT',
522: 'UNIT_IRRECONCIBLE', 'UNIT_FAIL', 'NO_UNIT',
523: 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', 'BAD_FORMULA',
524: 'COMMA_FAIL', 'SIG_FAIL', 'INCORRECT', 'MISORDERED_RANK',
525: 'INVALID_FILETYPE', 'DRAFT', 'SUBMITTED', 'ASSIGNED_SCORE',
526: 'APPROX_ANS', 'EXACT_ANS');
527: if ($reverse) { @awards=reverse(@awards); }
528: foreach my $possibleaward (@awards) {
1.136 albertel 529: ($result,$msg)=&checkstatus($possibleaward,$awardref,$msgref);
530: if (defined($result)) { return ($result,$msg); }
1.135 albertel 531: }
1.136 albertel 532: return ('ERROR',undef);
1.9 albertel 533: }
534:
1.10 albertel 535: sub decideoutput {
1.169 albertel 536: my ($award,$awarded,$awardmsg,$solved,$previous,$target)=@_;
1.135 albertel 537: my $message='';
538: my $button=0;
539: my $previousmsg;
540: my $bgcolor='orange';
1.148 albertel 541: my $added_computer_text=0;
1.135 albertel 542: my %possiblecolors =
543: ( 'correct' => '#aaffaa',
544: 'charged_try' => '#ffaaaa',
545: 'not_charged_try' => '#ffffaa',
546: 'no_message' => '#fffff',
547: );
1.169 albertel 548:
1.180 albertel 549: my $part = $Apache::inputtags::part;
550: my $handgrade =
551: ('yes' eq lc(&Apache::lonnet::EXT("resource.$part.handgrade")));
552:
553: my $computer = ($handgrade)? ''
554: : " ".&mt("Computer's answer now shown above.");
555: &Apache::lonxml::debug("handgrade has :$handgrade:");
556:
1.135 albertel 557: if ($previous) { $previousmsg=&mt('You have entered that answer before'); }
558:
1.194 banghart 559: if ($solved =~ /^correct/) {
560: $bgcolor=$possiblecolors{'correct'};
1.170 albertel 561: $message=&mt('You are correct.');
562: if ($awarded < 1 && $awarded > 0) {
563: $message=&mt('You are partially correct.');
564: $bgcolor=$possiblecolors{'not_charged_try'};
565: } elsif ($awarded < 1) {
566: $message=&mt('Incorrect.');
567: $bgcolor=$possiblecolors{'charged_try'};
568: }
1.172 albertel 569: if ($env{'request.filename'} =~
570: m|/res/lib/templates/examupload.problem$|) {
571: $message = &mt("A score has been assigned.");
572: $added_computer_text=1;
1.135 albertel 573: } else {
1.172 albertel 574: if ($target eq 'tex') {
575: $message = '\textbf{'.$message.'}';
576: } else {
577: $message = "<b>".$message."</b>";
1.180 albertel 578: $message.= $computer;
1.135 albertel 579: }
1.172 albertel 580: $added_computer_text=1;
1.165 albertel 581: unless ($env{'course.'.
582: $env{'request.course.id'}.
1.135 albertel 583: '.disable_receipt_display'} eq 'yes') {
584: $message.=(($target eq 'web')?'<br />':' ').
585: &mt('Your receipt is').' '.&Apache::lonnet::receipt($Apache::inputtags::part).
586: (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
587: }
588: }
589: $button=0;
590: $previousmsg='';
591: } elsif ($solved =~ /^excused/) {
592: if ($target eq 'tex') {
593: $message = ' \textbf{'.&mt('You are excused from the problem.').'} ';
594: } else {
595: $message = "<b>".&mt('You are excused from the problem.')."</b>";
596: }
597: $bgcolor=$possiblecolors{'charged_try'};
598: $button=0;
599: $previousmsg='';
600: } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
601: if ($solved =~ /^incorrect/ || $solved eq '') {
1.144 albertel 602: $message = &mt("Incorrect").".";
1.135 albertel 603: $bgcolor=$possiblecolors{'charged_try'};
604: $button=1;
605: } else {
1.144 albertel 606: if ($target eq 'tex') {
607: $message = '\textbf{'.&mt('You are correct.').'}';
608: } else {
609: $message = "<b>".&mt('You are correct.')."</b>";
1.180 albertel 610: $message.= $computer;
1.144 albertel 611: }
1.148 albertel 612: $added_computer_text=1;
1.165 albertel 613: unless ($env{'course.'.
614: $env{'request.course.id'}.
1.135 albertel 615: '.disable_receipt_display'} eq 'yes') {
616: $message.=(($target eq 'web')?'<br />':' ').
617: 'Your receipt is '.&Apache::lonnet::receipt($Apache::inputtags::part).
618: (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
619: }
620: $bgcolor=$possiblecolors{'correct'};
621: $button=0;
622: $previousmsg='';
623: }
624: } elsif ($award eq 'NO_RESPONSE') {
625: $message = '';
626: $bgcolor=$possiblecolors{'no_feedback'};
627: $button=1;
1.182 albertel 628: } elsif ($award eq 'EXTRA_ANSWER') {
629: $message = &mt('Some extra items were submitted.');
630: $bgcolor=$possiblecolors{'not_charged_try'};
631: $button = 1;
1.135 albertel 632: } elsif ($award eq 'MISSING_ANSWER') {
633: $message = &mt('Some items were not submitted.');
634: $bgcolor=$possiblecolors{'not_charged_try'};
635: $button = 1;
636: } elsif ($award eq 'ERROR') {
637: $message = &mt('An error occured while grading your answer.');
638: $bgcolor=$possiblecolors{'not_charged_try'};
639: $button = 1;
640: } elsif ($award eq 'TOO_LONG') {
641: $message = &mt("The submitted answer was too long.");
642: $bgcolor=$possiblecolors{'not_charged_try'};
643: $button=1;
644: } elsif ($award eq 'WANTED_NUMERIC') {
645: $message = &mt("This question expects a numeric answer.");
646: $bgcolor=$possiblecolors{'not_charged_try'};
647: $button=1;
648: } elsif ($award eq 'MISORDERED_RANK') {
649: $message = &mt('You have provided an invalid ranking');
650: if ($target ne 'tex') {
1.159 albertel 651: $message.=', '.&mt('please refer to').' '.&Apache::loncommon::help_open_topic('Ranking_Problems','help on ranking problems');
1.135 albertel 652: }
653: $bgcolor=$possiblecolors{'not_charged_try'};
654: $button=1;
655: } elsif ($award eq 'INVALID_FILETYPE') {
1.166 albertel 656: $message = &mt('Submission won\'t be graded. The type of file submitted is not allowed.');
1.135 albertel 657: $bgcolor=$possiblecolors{'not_charged_try'};
658: $button=1;
659: } elsif ($award eq 'SIG_FAIL') {
1.145 albertel 660: my ($used,$min,$max)=split(':',$awardmsg);
661: my $word;
662: if ($used < $min) { $word=&mt('more'); }
663: if ($used > $max) { $word=&mt('fewer'); }
664: $message = &mt("Submission not graded. Use [_2] digits.",$used,$word);
1.135 albertel 665: $bgcolor=$possiblecolors{'not_charged_try'};
666: $button=1;
1.137 albertel 667: } elsif ($award eq 'UNIT_INVALID_INSTRUCTOR') {
668: $message = &mt('Error in instructor specifed unit. This error has been reported to the instructor.', $awardmsg);
669: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
670: $bgcolor=$possiblecolors{'not_charged_try'};
671: $button=1;
672: } elsif ($award eq 'UNIT_INVALID_STUDENT') {
1.155 albertel 673: $message = &mt('Unable to interpret units. Computer reads units as "[_1]".',&markup_unit($awardmsg,$target));
1.137 albertel 674: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
675: $bgcolor=$possiblecolors{'not_charged_try'};
676: $button=1;
1.140 matthew 677: } elsif ($award eq 'UNIT_FAIL' || $award eq 'UNIT_IRRECONCIBLE') {
1.155 albertel 678: $message = &mt('Incompatible units. No conversion found between "[_1]" and the required units.',&markup_unit($awardmsg,$target));
1.136 albertel 679: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
1.135 albertel 680: $bgcolor=$possiblecolors{'not_charged_try'};
681: $button=1;
682: } elsif ($award eq 'UNIT_NOTNEEDED') {
1.155 albertel 683: $message = &mt('Only a number required. Computer reads units of "[_1]".',&markup_unit($awardmsg,$target));
1.135 albertel 684: $bgcolor=$possiblecolors{'not_charged_try'};
685: $button=1;
686: } elsif ($award eq 'NO_UNIT') {
1.144 albertel 687: $message = &mt("Units required").'.';
1.135 albertel 688: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units')};
689: $bgcolor=$possiblecolors{'not_charged_try'};
690: $button=1;
1.153 albertel 691: } elsif ($award eq 'COMMA_FAIL') {
692: $message = &mt("Proper comma separation is required").'.';
693: $bgcolor=$possiblecolors{'not_charged_try'};
694: $button=1;
1.135 albertel 695: } elsif ($award eq 'BAD_FORMULA') {
696: $message = &mt("Unable to understand formula");
697: $bgcolor=$possiblecolors{'not_charged_try'};
698: $button=1;
699: } elsif ($award eq 'INCORRECT') {
1.144 albertel 700: $message = &mt("Incorrect").'.';
1.135 albertel 701: $bgcolor=$possiblecolors{'charged_try'};
702: $button=1;
703: } elsif ($award eq 'SUBMITTED') {
704: $message = &mt("Your submission has been recorded.");
705: $bgcolor=$possiblecolors{'correct'};
706: $button=1;
707: } elsif ($award eq 'DRAFT') {
1.144 albertel 708: $message = &mt("A draft copy has been saved.");
1.135 albertel 709: $bgcolor=$possiblecolors{'not_charged_try'};
710: $button=1;
711: } elsif ($award eq 'ASSIGNED_SCORE') {
1.144 albertel 712: $message = &mt("A score has been assigned.");
1.135 albertel 713: $bgcolor=$possiblecolors{'correct'};
714: $button=0;
1.144 albertel 715: } elsif ($award eq '') {
1.186 albertel 716: if ($handgrade && $Apache::inputtags::status[-1] eq 'SHOW_ANSWER') {
717: $message = &mt("Nothing submitted.");
718: $bgcolor=$possiblecolors{'charged_try'};
719: } else {
720: $bgcolor=$possiblecolors{'not_charged_try'};
721: }
1.144 albertel 722: $button=1;
1.135 albertel 723: } else {
724: $message = &mt("Unknown message").": $award";
725: $button=1;
726: }
1.194 banghart 727: my (undef,undef,$domain,$user)=&Apache::lonxml::whichuser();
728: foreach my $resid(@Apache::inputtags::response){
729: if ($Apache::lonhomework::history{"resource.$part.$resid.handback"}) {
1.198 albertel 730: $message.='<br />';
731: my @files = split(/\s*,\s*/,
732: $Apache::lonhomework::history{"resource.$part.$resid.handback"});
733: my $file_msg;
734: foreach my $file (@files) {
735: $file_msg.= '<br /><a href="/uploaded/'."$domain/$user".'/'.$file.'">'.$file.'</a>';
736: }
737: $message .= &mt('Returned file(s): [_1]',$file_msg);
738: }
1.194 banghart 739: }
740:
1.135 albertel 741: if (lc($Apache::lonhomework::problemstatus) eq 'no' &&
742: $Apache::inputtags::status[-1] ne 'SHOW_ANSWER') {
743: $message = &mt("Answer Submitted: Your final submission will be graded after the due date.");
744: $bgcolor=$possiblecolors{'correct'};
745: $button=1;
746: }
1.148 albertel 747: if ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER' &&
1.150 albertel 748: !$added_computer_text && $target ne 'tex') {
1.180 albertel 749: $message.= $computer;
1.148 albertel 750: $added_computer_text=1;
1.144 albertel 751: }
1.135 albertel 752: return ($button,$bgcolor,$message,$previousmsg);
1.12 albertel 753: }
754:
1.155 albertel 755: sub markup_unit {
756: my ($unit,$target)=@_;
757: if ($target eq 'tex') {
758: return '\texttt{'.&Apache::lonxml::latex_special_symbols($unit).'}';
759: } else {
760: return "<tt>".$unit."</tt>";
761: }
762: }
763:
1.88 albertel 764: sub removealldata {
1.87 albertel 765: my ($id)=@_;
766: foreach my $key (keys(%Apache::lonhomework::results)) {
767: if (($key =~ /^resource\.\Q$id\E\./) && ($key !~ /\.collaborators$/)) {
768: &Apache::lonxml::debug("Removing $key");
769: delete($Apache::lonhomework::results{$key});
770: }
771: }
772: }
773:
1.142 albertel 774: sub hidealldata {
775: my ($id)=@_;
776: foreach my $key (keys(%Apache::lonhomework::results)) {
777: if (($key =~ /^resource\.\Q$id\E\./) && ($key !~ /\.collaborators$/)) {
778: &Apache::lonxml::debug("Hidding $key");
779: my $newkey=$key;
780: $newkey=~s/^(resource\.\Q$id\E\.[^\.]+\.)(.*)$/${1}hidden${2}/;
781: $Apache::lonhomework::results{$newkey}=
782: $Apache::lonhomework::results{$key};
783: delete($Apache::lonhomework::results{$key});
784: }
785: }
786: }
787:
1.12 albertel 788: sub setgradedata {
1.136 albertel 789: my ($award,$msg,$id,$previously_used) = @_;
1.154 albertel 790: if ($Apache::lonhomework::scantronmode &&
1.165 albertel 791: &Apache::lonnet::validCODE($env{'form.CODE'})) {
792: $Apache::lonhomework::results{"resource.CODE"}=$env{'form.CODE'};
1.154 albertel 793: } elsif ($Apache::lonhomework::scantronmode &&
1.165 albertel 794: $env{'form.CODE'} eq '' &&
1.154 albertel 795: $Apache::lonhomework::history{"resource.CODE"} ne '') {
796: $Apache::lonhomework::results{"resource.CODE"}='';
1.141 albertel 797: }
1.154 albertel 798:
1.135 albertel 799: if (!$Apache::lonhomework::scantronmode &&
800: $Apache::inputtags::status['-1'] ne 'CAN_ANSWER' &&
801: $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') {
802: $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award;
1.87 albertel 803: return '';
1.135 albertel 804: } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~
805: /^correct/ || $Apache::lonhomework::scantronmode ||
806: lc($Apache::lonhomework::problemstatus) eq 'no') {
1.154 albertel 807: # the student doesn't already have it correct,
808: # or we are in a mode (scantron orno problem status) where a correct
809: # can become incorrect
810: # handle assignment of tries and solved status
1.135 albertel 811: my $solvemsg;
812: if ($Apache::lonhomework::scantronmode) {
813: $solvemsg='correct_by_scantron';
814: } else {
815: $solvemsg='correct_by_student';
816: }
817: if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
818: $Apache::lonhomework::results{"resource.$id.afterduedate"}='';
819: }
820: if ( $award eq 'ASSIGNED_SCORE') {
821: $Apache::lonhomework::results{"resource.$id.tries"} =
822: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
823: $Apache::lonhomework::results{"resource.$id.solved"} =
824: $solvemsg;
825: my $numawards=scalar(@Apache::inputtags::response);
826: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
827: foreach my $res (@Apache::inputtags::response) {
828: $Apache::lonhomework::results{"resource.$id.awarded"}+=
829: $Apache::lonhomework::results{"resource.$id.$res.awarded"};
830: }
831: if ($numawards > 0) {
832: $Apache::lonhomework::results{"resource.$id.awarded"}/=
833: $numawards;
834: }
835: } elsif ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
836: $Apache::lonhomework::results{"resource.$id.tries"} =
837: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
838: $Apache::lonhomework::results{"resource.$id.solved"} =
839: $solvemsg;
840: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
841: } elsif ( $award eq 'INCORRECT' ) {
842: $Apache::lonhomework::results{"resource.$id.tries"} =
843: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1.152 albertel 844: if (lc($Apache::lonhomework::problemstatus) eq 'no' ||
845: $Apache::lonhomework::scantronmode) {
1.135 albertel 846: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
847: }
848: $Apache::lonhomework::results{"resource.$id.solved"} =
849: 'incorrect_attempted';
850: } elsif ( $award eq 'SUBMITTED' ) {
851: $Apache::lonhomework::results{"resource.$id.tries"} =
852: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
853: $Apache::lonhomework::results{"resource.$id.solved"} =
854: 'ungraded_attempted';
855: } elsif ( $award eq 'DRAFT' ) {
856: $Apache::lonhomework::results{"resource.$id.solved"} = '';
857: } elsif ( $award eq 'NO_RESPONSE' ) {
858: #no real response so delete any data that got stored
1.129 albertel 859: &removealldata($id);
860: return '';
861: } else {
1.135 albertel 862: $Apache::lonhomework::results{"resource.$id.solved"} =
863: 'incorrect_attempted';
1.152 albertel 864: if (lc($Apache::lonhomework::problemstatus) eq 'no' ||
865: $Apache::lonhomework::scantronmode) {
1.135 albertel 866: $Apache::lonhomework::results{"resource.$id.tries"} =
867: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
868: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
869: }
870: }
1.136 albertel 871: if (defined($msg)) {
872: $Apache::lonhomework::results{"resource.$id.awardmsg"} = $msg;
873: }
1.135 albertel 874: # did either of the overall awards chage? If so ignore the
875: # previous check
876: if (($Apache::lonhomework::results{"resource.$id.awarded"} eq
877: $Apache::lonhomework::history{"resource.$id.awarded"}) &&
878: ($Apache::lonhomework::results{"resource.$id.solved"} eq
879: $Apache::lonhomework::history{"resource.$id.solved"})) {
880: # check if this was a previous submission if it was delete the
881: # unneeded data and update the previously_used attribute
882: if ( $previously_used eq 'PREVIOUSLY_USED') {
883: if (lc($Apache::lonhomework::problemstatus) ne 'no') {
884: delete($Apache::lonhomework::results{"resource.$id.tries"});
885: $Apache::lonhomework::results{"resource.$id.previous"} = '1';
886: }
887: } elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
888: #delete all data as they student didn't do anything, but save
889: #the list of collaborators.
890: &removealldata($id);
891: #and since they didn't do anything we were never here
892: return '';
893: } else {
894: $Apache::lonhomework::results{"resource.$id.previous"} = '0';
895: }
1.101 albertel 896: }
1.135 albertel 897: } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} =~
898: /^correct/ ) {
899: #delete all data as they student already has it correct
900: &removealldata($id);
901: #and since they didn't do anything we were never here
902: return '';
1.40 albertel 903: }
1.135 albertel 904: $Apache::lonhomework::results{"resource.$id.award"} = $award;
1.184 albertel 905: if ($award eq 'SUBMITTED') {
906: &Apache::response::add_to_gradingqueue();
907: }
1.10 albertel 908: }
909:
1.9 albertel 910: sub grade {
1.135 albertel 911: my ($target) = @_;
912: my $id = $Apache::inputtags::part;
913: my $response='';
1.165 albertel 914: if ( defined $env{'form.submitted'}) {
1.136 albertel 915: my (@awards,@msgs);
1.135 albertel 916: foreach $response (@Apache::inputtags::response) {
917: &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
918: my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
919: &Apache::lonxml::debug("keeping $value from $response for $id");
920: push (@awards,$value);
1.136 albertel 921: $value=$Apache::lonhomework::results{"resource.$id.$response.awardmsg"};
922: &Apache::lonxml::debug("got message $value from $response for $id");
923: push (@msgs,$value);
1.135 albertel 924: }
1.136 albertel 925: my ($finalaward,$msg) = &finalizeawards(\@awards,\@msgs);
1.135 albertel 926: my $previously_used;
927: if ( $#Apache::inputtags::previous eq $#awards ) {
928: my $match=0;
929: my @matches;
930: foreach my $versionar (@Apache::inputtags::previous_version) {
931: foreach my $version (@$versionar) {
932: $matches[$version]++;
933: }
934: }
935: foreach my $elem (@matches) {if ($elem eq ($#awards+1)) {$match=1;}}
936: if ($match) {
937: $previously_used = 'PREVIOUSLY_LAST';
938: foreach my $value (@Apache::inputtags::previous) {
939: if ($value eq 'PREVIOUSLY_USED' ) {
940: $previously_used = $value;
941: last;
942: }
1.75 albertel 943: }
944: }
1.43 albertel 945: }
1.136 albertel 946: &Apache::lonxml::debug("final award $finalaward, $previously_used, message $msg");
947: &setgradedata($finalaward,$msg,$id,$previously_used);
1.43 albertel 948: }
1.135 albertel 949: return '';
1.1 albertel 950: }
951:
1.11 albertel 952: sub gradestatus {
1.135 albertel 953: my ($id,$target) = @_;
954: my $showbutton = 1;
955: my $bgcolor = '';
956: my $message = '';
957: my $latemessage = '';
958: my $trystr='';
959: my $button='';
960: my $previousmsg='';
961:
962: my $status = $Apache::inputtags::status['-1'];
963: &Apache::lonxml::debug("gradestatus has :$status:");
1.183 albertel 964: if ( $status ne 'CLOSED'
965: && $status ne 'UNAVAILABLE'
966: && $status ne 'INVALID_ACCESS'
967: && $status ne 'NEEDS_CHECKIN'
968: && $status ne 'NOT_IN_A_SLOT') {
1.135 albertel 969: my $award = $Apache::lonhomework::history{"resource.$id.award"};
1.169 albertel 970: my $awarded = $Apache::lonhomework::history{"resource.$id.awarded"};
1.135 albertel 971: my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
972: my $previous = $Apache::lonhomework::history{"resource.$id.previous"};
1.136 albertel 973: my $awardmsg = $Apache::lonhomework::history{"resource.$id.awardmsg"};
974: &Apache::lonxml::debug("Found Award |$award|$solved|$awardmsg");
1.144 albertel 975: if ( $award ne '' || $solved ne '' || $status eq 'SHOW_ANSWER') {
1.135 albertel 976: &Apache::lonxml::debug('Getting message');
977: ($showbutton,$bgcolor,$message,$previousmsg) =
1.169 albertel 978: &decideoutput($award,$awarded,$awardmsg,$solved,$previous,
979: $target);
1.135 albertel 980: if ($target eq 'tex') {
981: $message='\vskip 2 mm '.$message.' ';
982: } else {
983: $message="<td bgcolor=\"$bgcolor\">$message</td>";
984: if ($previousmsg) {
985: $previousmsg="<td bgcolor=\"#aaaaff\">$previousmsg</td>";
986: }
987: }
988: }
989: my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
990: my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
991: &Apache::lonxml::debug("got maxtries of :$maxtries:");
992: #if tries are set to negative turn off the Tries/Button and messages
993: if (defined($maxtries) && $maxtries < 0) { return ''; }
994: if ( $tries eq '' ) { $tries = '0'; }
995: if ( $maxtries eq '' ) { $maxtries = '2'; }
996: if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; }
997: my $tries_text=&mt('Tries');
1.164 albertel 998: if ( $Apache::lonhomework::type eq 'survey' ||
999: $Apache::lonhomework::parsing_a_task) {
1000: $tries_text=&mt('Submissions');
1001: }
1.135 albertel 1002: if ( $showbutton ) {
1003: if ($target eq 'tex') {
1.165 albertel 1004: if ($env{'request.state'} ne "construct" && $Apache::lonhomework::type ne 'exam' && $env{'form.suppress_tries'} ne 'yes') {
1.135 albertel 1005: $trystr = ' {\vskip 1 mm \small \textit{'.$tries_text.'} '.$tries.'/'.$maxtries.'} \vskip 2 mm ';
1006: } else {
1007: $trystr = '\vskip 0 mm ';
1008: }
1009: } else {
1.136 albertel 1010: $trystr = "<td><nobr>".$tries_text." $tries";
1.164 albertel 1011: if ($Apache::lonhomework::parsing_a_task) {
1.165 albertel 1012: } elsif($env{'request.state'} ne 'construct') {
1.135 albertel 1013: $trystr.="/$maxtries";
1014: } else {
1015: if (defined($Apache::inputtags::params{'maxtries'})) {
1016: $trystr.="/".$Apache::inputtags::params{'maxtries'};
1017: }
1018: }
1.136 albertel 1019: $trystr.="</nobr></td>";
1.135 albertel 1020: }
1021: }
1022: if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
1023: if ( $showbutton ) {
1024: if ($target ne 'tex') {
1.156 albertel 1025: $button = '<input type="submit" name="submit_'.$id.'" value="'.&mt('Submit Answer').'" />';
1.135 albertel 1026: }
1027: }
1028: if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
1029: #last submissions was after due date
1.163 albertel 1030: $latemessage=&mt(' The last submission was after the Due Date ');;
1031: if ($target eq 'web') {
1032: $latemessage='<td bgcolor="#ffaaaa">'.$latemessage.'</td>';
1.135 albertel 1033: }
1034: }
1035: }
1036: my $output= $previousmsg.$latemessage.$message.$trystr;
1037: if ($output =~ /^\s*$/) {
1038: return $button;
1.63 sakharuk 1039: } else {
1.135 albertel 1040: if ($target eq 'tex') {
1041: return $button.' \vskip 0 mm '.$output.' ';
1042: } else {
1043: return '<table><tr><td>'.$button.'</td>'.$output.'</tr></table>';
1044: }
1.63 sakharuk 1045: }
1.11 albertel 1046: }
1.1 albertel 1047: 1;
1048: __END__
1.43 albertel 1049:
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