Annotation of loncom/homework/inputtags.pm, revision 1.324
1.43 albertel 1: # The LearningOnline Network with CAPA
2: # input definitons
1.47 albertel 3: #
1.324 ! raeburn 4: # $Id: inputtags.pm,v 1.323 2014/01/13 15:29:10 bisitz 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:
1.249 jms 28: =pod
29:
30: =head1 NAME
31:
32: Apache::inputtags
33:
34: =head1 SYNOPSIS
35:
36:
37:
38: This is part of the LearningOnline Network with CAPA project
39: described at http://www.lon-capa.org.
40:
41:
42: =head1 NOTABLE SUBROUTINES
43:
44: =over
45:
46: =item
47:
48: =back
49:
50: =cut
51:
1.1 albertel 52: package Apache::inputtags;
1.55 albertel 53: use HTML::Entities();
1.1 albertel 54: use strict;
1.82 www 55: use Apache::loncommon;
1.265 raeburn 56: use Apache::lonhtmlcommon;
1.115 www 57: use Apache::lonlocal;
1.165 albertel 58: use Apache::lonnet;
1.192 www 59: use LONCAPA;
60:
1.1 albertel 61:
1.50 harris41 62: BEGIN {
1.286 www 63: &Apache::lonxml::register('Apache::inputtags',('hiddensubmission','hiddenline','textfield','textline'));
1.1 albertel 64: }
65:
1.249 jms 66: =pod
67:
68: =item initialize_inputtags()
69:
70: Initializes a set of global variables used during the parse of the problem.
71:
72: @Apache::inputtags::input - List of current input ids.
73: @Apache::inputtags::inputlist - List of all input ids seen this problem.
74: @Apache::inputtags::response - List of all current resopnse ids.
75: @Apache::inputtags::responselist - List of all response ids seen this
76: problem.
77: @Apache::inputtags::hint - List of all hint ids.
78: @Apache::inputtags::hintlist - List of all hint ids seen this problem.
79: @Apache::inputtags::previous - List describing if specific responseds
80: have been used
81: @Apache::inputtags::previous_version - Submission responses were used in.
82: $Apache::inputtags::part - Current part id (valid only in
83: <problem>)
84: 0 if not in a part.
85: @Apache::inputtags::partlist - List of part ids seen in the current
86: <problem>
87: @Apache::inputtags::status - List of problem statuses. First
88: element is the status of the <problem>
89: the remainder are for individual <part>s.
90: %Apache::inputtags::params - Hash of defined parameters for the
91: current response.
92: @Apache::inputtags::import - List of all ids for <import> thes get
93: join()ed and prepended.
94: @Apache::inputtags::importlist - List of all import ids seen.
95: $Apache::inputtags::response_with_no_part
96: - Flag set true if we have seen a response
97: that is not inside a <part>
98: %Apache::inputtags::answertxt - <*response> tags store correct
99: answer strings for display by <textline/>
100: in this hash.
101: %Apache::inputtags::submission_display
102: - <*response> tags store improved display
103: of submission strings for display by part
104: end.
105:
106: =cut
1.178 albertel 107:
1.1 albertel 108: sub initialize_inputtags {
1.135 albertel 109: @Apache::inputtags::input=();
110: @Apache::inputtags::inputlist=();
1.174 albertel 111: @Apache::inputtags::response=();
1.135 albertel 112: @Apache::inputtags::responselist=();
1.174 albertel 113: @Apache::inputtags::hint=();
1.173 albertel 114: @Apache::inputtags::hintlist=();
1.135 albertel 115: @Apache::inputtags::previous=();
116: @Apache::inputtags::previous_version=();
117: $Apache::inputtags::part='';
118: @Apache::inputtags::partlist=();
119: @Apache::inputtags::status=();
120: %Apache::inputtags::params=();
121: @Apache::inputtags::import=();
122: @Apache::inputtags::importlist=();
123: $Apache::inputtags::response_with_no_part=0;
1.144 albertel 124: %Apache::inputtags::answertxt=();
1.217 albertel 125: %Apache::inputtags::submission_display=();
1.103 albertel 126: }
127:
1.310 foxr 128: #
129: # provides the onblur binding for spellchecking. This could be an
130: # empty string if spellchecking was not enabled.
131: # Jquery selector binding is done rather than setting an onblur
132: # attribute because we'll need to set the element's spellcheck language
133: # option dynamically so we need $(this) to be defined.
134: #
135: # @param id - The element id to bind.
136: # @param lang - Language in which spellchecking is desired.
137: # if undef, nothing is generated.
138: # @return string - onblur specification to do the requested spellchecking.
139: #
140: sub spellcheck_onblur {
141: my ($id, $lang) = @_;
142: my $result = '';
143: if ($lang) {
144:
145: $result = <<JAVASCRIPT;
146: <script type="text/javascript">
147: \$('\#$id').blur(function() {
148: doSpellcheck('\#$id', '$lang');
149: });
150: </script>
151:
152: JAVASCRIPT
153:
154:
155: }
156: return $result;
157: }
158:
1.103 albertel 159: sub check_for_duplicate_ids {
160: my %check;
161: foreach my $id (@Apache::inputtags::partlist,
162: @Apache::inputtags::responselist,
1.173 albertel 163: @Apache::inputtags::hintlist,
1.103 albertel 164: @Apache::inputtags::importlist) {
165: $check{$id}++;
166: }
167: my @duplicates;
168: foreach my $id (sort(keys(%check))) {
169: if ($check{$id} > 1) {
170: push(@duplicates,$id);
171: }
172: }
173: if (@duplicates) {
174: &Apache::lonxml::error("Duplicated ids found, problem will operate incorrectly. Duplicated ids seen: ",join(', ',@duplicates));
175: }
1.1 albertel 176: }
177:
1.14 albertel 178: sub start_input {
1.135 albertel 179: my ($parstack,$safeeval)=@_;
1.228 albertel 180: my $id = &Apache::lonxml::get_id($parstack,$safeeval);
1.135 albertel 181: push (@Apache::inputtags::input,$id);
182: push (@Apache::inputtags::inputlist,$id);
183: return $id;
1.14 albertel 184: }
185:
186: sub end_input {
1.135 albertel 187: pop @Apache::inputtags::input;
188: return '';
1.14 albertel 189: }
190:
1.124 www 191: sub addchars {
192: my ($fieldid,$addchars)=@_;
193: my $output='';
194: foreach (split(/\,/,$addchars)) {
195: $output.='<a href="javascript:void(document.forms.lonhomework.'.
196: $fieldid.'.value+=\''.$_.'\')">'.$_.'</a> ';
197: }
198: return $output;
199: }
200:
1.48 albertel 201: sub start_textfield {
1.185 albertel 202: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.135 albertel 203: my $result = "";
204: my $id = &start_input($parstack,$safeeval);
205: my $resid=$Apache::inputtags::response[-1];
206: if ($target eq 'web') {
207: $Apache::lonxml::evaluate--;
1.205 albertel 208: my $partid=$Apache::inputtags::part;
1.274 raeburn 209: my ($oldresponse,$newvariation);
210: if ((($Apache::lonhomework::history{"resource.$partid.type"} eq 'randomizetry') ||
211: ($Apache::lonhomework::type eq 'randomizetry')) &&
212: ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) {
213: if ($env{'form.'.$partid.'.rndseed'} ne
214: $Apache::lonhomework::history{"resource.$partid.rndseed"}) {
215: $newvariation = 1;
216: }
217: }
218: unless ($newvariation) {
1.317 raeburn 219: if ((($env{'form.grade_username'} eq '') && ($env{'form.grade_domain'} eq '')) ||
220: (($env{'form.grade_username'} eq $env{'user.name'}) &&
221: ($env{'form.grade_domain'} eq $env{'user.domain'}))) {
222: $oldresponse = $Apache::lonhomework::history{"resource.$partid.$resid.submission"};
223: } elsif (($Apache::lonhomework::history{"resource.$partid.type"} eq 'anonsurvey') ||
224: ($Apache::lonhomework::history{"resource.$partid.type"} eq 'anonsurveycred')) {
1.322 raeburn 225: $oldresponse = '* '.&mt('(only shown to submitter)').' *';
1.317 raeburn 226: } else {
227: $oldresponse = $Apache::lonhomework::history{"resource.$partid.$resid.submission"};
228: }
1.274 raeburn 229: }
1.135 albertel 230: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
231: my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
232: if ( $cols eq '') { $cols = 80; }
233: my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
1.143 www 234: if ( $rows eq '') { $rows = 16; }
1.135 albertel 235: my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
236: $result='';
1.310 foxr 237: my $tagident = 'HWVAL_' . $resid;
1.135 albertel 238: if ($addchars) {
1.310 foxr 239: $result.=&addchars($tagident, $addchars);
1.135 albertel 240: }
1.324 ! raeburn 241: my $textareaclass;
! 242: unless (&Apache::londefdef::is_inside_of($tagstack,
! 243: 'externalresponse')) {
! 244: $textareaclass = 'class="LC_richDetectHtml spellchecked"';
! 245: }
1.310 foxr 246: $result.= '<textarea wrap="hard" name="'.$tagident.'" id="'.$tagident.'" ' .
1.308 foxr 247: 'rows="'.$rows.'" cols="'.$cols.'" '.$textareaclass
248: .'>'.
1.302 raeburn 249: &HTML::Entities::encode($oldresponse,'<>&"');
1.135 albertel 250: if ($oldresponse ne '') {
1.143 www 251:
1.135 albertel 252: #get rid of any startup text if the user has already responded
1.185 albertel 253: &Apache::lonxml::get_all_text("/textfield",$parser,$style);
1.135 albertel 254: }
255: } else {
1.205 albertel 256: #show past answer in the essayresponse case
257: if ($oldresponse =~ /\S/
258: && &Apache::londefdef::is_inside_of($tagstack,
259: 'essayresponse') ) {
260: $result='<table class="LC_pastsubmission"><tr><td>'.
1.323 bisitz 261: &HTML::Entities::encode($oldresponse,'"<>&').
262: '</td></tr></table>';
1.205 albertel 263: }
1.135 albertel 264: #get rid of any startup text
1.185 albertel 265: &Apache::lonxml::get_all_text("/textfield",$parser,$style);
1.61 albertel 266: }
1.135 albertel 267: } elsif ($target eq 'grade') {
1.185 albertel 268: my $seedtext=&Apache::lonxml::get_all_text("/textfield",$parser,
269: $style);
1.165 albertel 270: if ($seedtext eq $env{'form.HWVAL_'.$resid}) {
1.135 albertel 271: # if the seed text is still there it wasn't a real submission
1.165 albertel 272: $env{'form.HWVAL_'.$resid}='';
1.135 albertel 273: }
274: } elsif ($target eq 'edit') {
275: $result.=&Apache::edit::tag_start($target,$token);
276: $result.=&Apache::edit::text_arg('Rows:','rows',$token,4);
277: $result.=&Apache::edit::text_arg('Columns:','cols',$token,4);
278: $result.=&Apache::edit::text_arg
279: ('Click-On Texts (comma sep):','addchars',$token,10);
1.185 albertel 280: my $bodytext=&Apache::lonxml::get_all_text("/textfield",$parser,
281: $style);
1.135 albertel 282: $result.=&Apache::edit::editfield($token->[1],$bodytext,'Text you want to appear by default:',80,2);
1.314 raeburn 283: my $spell_langs = &spelling_languages();
1.312 raeburn 284: $result .= &Apache::edit::select_arg('Spellcheck for:', 'spellcheck',
1.314 raeburn 285: $spell_langs, $token);
1.135 albertel 286: } elsif ($target eq 'modified') {
287: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
288: $safeeval,'rows','cols',
1.311 foxr 289: 'addchars', 'spellcheck');
1.135 albertel 290: if ($constructtag) {
291: $result = &Apache::edit::rebuild_tag($token);
292: } else {
293: $result=$token->[4];
294: }
295: $result.=&Apache::edit::modifiedfield("/textfield",$parser);
296: } elsif ($target eq 'tex') {
297: my $number_of_lines = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
298: my $width_of_box = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
299: if ($$tagstack[-2] eq 'essayresponse' and $Apache::lonhomework::type eq 'exam') {
300: $result = '\fbox{\fbox{\parbox{\textwidth-5mm}{';
301: for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
302: $result.='\strut \\\\\strut \\\\\strut \\\\\strut \\\\}}}';
303: } else {
1.313 raeburn 304: if ($env{'form.pdfFormFields'} eq 'yes') {
305: my $fieldname = $env{'request.symb'}.
306: '&part_'. $Apache::inputtags::part.
307: '&textresponse'.
308: '&HWVAL_' . $Apache::inputtags::response['-1'];
309: $result.='\TextField[name='.$fieldname.',multiline=true,height=6\baselineskip,width=270,borderwidth=0,backgroundcolor={.85 .85 .85}]\\';
310: } else {
311: my $TeXwidth=$width_of_box/80;
312: $result = '\vskip 1 mm \fbox{\fbox{\parbox{'.$TeXwidth.'\textwidth-5mm}{';
313: for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
314: $result.='}}}\vskip 2 mm ';
315: }
1.135 albertel 316: }
1.60 albertel 317: }
1.135 albertel 318: return $result;
1.6 albertel 319: }
320:
1.48 albertel 321: sub end_textfield {
1.135 albertel 322: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
323: my $result;
324: if ($target eq 'web') {
1.310 foxr 325: my $spellcheck = &Apache::lonxml::get_param('spellcheck', $parstack, $safeeval);
1.135 albertel 326: $Apache::lonxml::evaluate++;
327: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
1.310 foxr 328: my $resid = $Apache::inputtags::response[-1];
329: my $tagident = 'HWVAL_' . $resid;
330: my $result = "</textarea>";
331: $result .= &spellcheck_onblur($tagident, $spellcheck);
332: return $result;
1.135 albertel 333: }
334: } elsif ($target eq 'edit') {
335: $result=&Apache::edit::end_table();
336: }
337: &end_input;
338: return $result;
1.6 albertel 339: }
340:
1.190 albertel 341: sub exam_score_line {
1.188 albertel 342: my ($target) = @_;
1.190 albertel 343:
1.188 albertel 344: my $result;
345: if ($target eq 'tex') {
346: my $repetition = &Apache::response::repetition();
347: $result.='\begin{enumerate}';
1.190 albertel 348: if ($env{'request.state'} eq "construct" ) {$result.='\item[\strut]';}
1.188 albertel 349: foreach my $i (0..$repetition-1) {
350: $result.='\item[\textbf{'.
351: ($Apache::lonxml::counter+$i).
352: '}.]\textit{Leave blank on scoring form}\vskip 0 mm';
353: }
354: $result.= '\end{enumerate}';
1.190 albertel 355: }
356:
357: return $result;
358: }
359:
360: sub exam_box {
361: my ($target) = @_;
362: my $result;
1.188 albertel 363:
1.190 albertel 364: if ($target eq 'tex') {
365: $result .= '\fbox{\fbox{\parbox{\textwidth-5mm}{\strut\\\\\strut\\\\\strut\\\\\strut\\\\}}}';
366: $result .= &exam_score_line($target);
1.188 albertel 367: } elsif ($target eq 'web') {
368: my $id=$Apache::inputtags::response[-1];
369: $result.= '<br /><br />
370: <textarea name="HWVAL_'.$id.'" rows="4" cols="50">
371: </textarea> <br /><br />';
372: }
373: return $result;
374: }
375:
376: sub needs_exam_box {
377: my ($tagstack) = @_;
378: my @tags = ('formularesponse',
379: 'stringresponse',
380: 'reactionresponse',
381: 'organicresponse',
382: );
383:
384: foreach my $tag (@tags) {
385: if (grep(/\Q$tag\E/,@$tagstack)) {
386: return 1;
387: }
388: }
389: return 0;
390: }
391:
1.1 albertel 392: sub start_textline {
1.135 albertel 393: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
394: my $result = "";
1.210 albertel 395: my $input_id = &start_input($parstack,$safeeval);
1.310 foxr 396:
397: # The spellcheck attribute
398: # 1. enables spellchecking.
399: # 2. Provides the language code in which the spellchecking will be performed.
400:
401: my $spellcheck = &Apache::lonxml::get_param('spellcheck', $parstack, $safeeval);
1.135 albertel 402: if ($target eq 'web') {
403: $Apache::lonxml::evaluate--;
404: my $partid=$Apache::inputtags::part;
405: my $id=$Apache::inputtags::response[-1];
1.204 albertel 406: if (!&Apache::response::show_answer()) {
1.135 albertel 407: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
408: my $maxlength;
409: if ($size eq '') { $size=20; } else {
1.214 albertel 410: if ($size < 20) {
411: $maxlength = ' maxlength="'.$size.'"';
412: }
1.135 albertel 413: }
1.274 raeburn 414: my ($oldresponse,$newvariation);
415: if ((($Apache::lonhomework::history{"resource.$partid.type"} eq 'randomizetry') ||
416: ($Apache::lonhomework::type eq 'randomizetry')) &&
417: ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) {
418: if ($env{'form.'.$partid.'.rndseed'} ne
419: $Apache::lonhomework::history{"resource.$partid.rndseed"}) {
420: $newvariation = 1;
421: }
422: }
423: unless ($newvariation) {
1.317 raeburn 424: if ((($env{'form.grade_username'} eq '') && ($env{'form.grade_domain'} eq '')) ||
425: (($env{'form.grade_username'} eq $env{'user.name'}) &&
426: ($env{'form.grade_domain'} eq $env{'user.domain'}))) {
427: $oldresponse = $Apache::lonhomework::history{"resource.$partid.$id.submission"};
428: } elsif (($Apache::lonhomework::history{"resource.$partid.type"} eq 'anonsurvey') ||
429: ($Apache::lonhomework::history{"resource.$partid.type"} eq 'anonsurveycred') ||
430: ($Apache::lonhomework::type eq 'anonsurvey') ||
431: ($Apache::lonhomework::type eq 'anonsurveycred')) {
1.322 raeburn 432: $oldresponse = '* '.&mt('(only shown to submitter)').' *';
1.317 raeburn 433: } else {
434: $oldresponse = $Apache::lonhomework::history{"resource.$partid.$id.submission"};
435: }
1.274 raeburn 436: &Apache::lonxml::debug("oldresponse $oldresponse is ".ref($oldresponse));
437: if (ref($oldresponse) eq 'ARRAY') {
438: $oldresponse = $oldresponse->[$#Apache::inputtags::inputlist];
439: }
440: $oldresponse = &HTML::Entities::encode($oldresponse,'<>&"');
441: $oldresponse =~ s/^\s+//;
442: $oldresponse =~ s/\s+$//;
443: $oldresponse =~ s/\s+/ /g;
444: }
1.135 albertel 445: if ($Apache::lonhomework::type ne 'exam') {
446: my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
447: $result='';
448: if ($addchars) {
449: $result.=&addchars('HWVAL_'.$id,$addchars);
450: }
1.157 albertel 451: my $readonly=&Apache::lonxml::get_param('readonly',$parstack,
452: $safeeval);
1.193 albertel 453: if (lc($readonly) eq 'yes'
454: || $Apache::inputtags::status[-1] eq 'CANNOT_ANSWER') {
1.157 albertel 455: $readonly=' readonly="readonly" ';
1.158 albertel 456: } else {
457: $readonly='';
1.157 albertel 458: }
1.193 albertel 459: my $name = 'HWVAL_'.$id;
460: if ($Apache::inputtags::status[-1] eq 'CANNOT_ANSWER') {
461: $name = "none";
462: }
1.310 foxr 463: $result.= '<input onkeydown="javascript:setSubmittedPart(\''.$partid.'\');"'
464: . ' type="text" '
465: . $readonly.' name="'. $name . '"'
466: . ' id="' . $name . '"'
467: . ' value="'. $oldresponse.'"'
468: . ' class="spellchecked" size="'.$size.'"'.$maxlength
469: . '/>';
470:
471: $result .= &spellcheck_onblur($name, $spellcheck);
1.135 albertel 472: }
1.188 albertel 473: if ($Apache::lonhomework::type eq 'exam'
474: && &needs_exam_box($tagstack)) {
475: $result.=&exam_box($target);
476: }
1.135 albertel 477: } else {
478: #right or wrong don't show what was last typed in.
1.208 albertel 479: my $count = scalar(@Apache::inputtags::inputlist)-1;
480: $result='<b>'.$Apache::inputtags::answertxt{$id}[$count].'</b>';
1.144 albertel 481: #$result='';
1.135 albertel 482: }
483: } elsif ($target eq 'edit') {
484: $result=&Apache::edit::tag_start($target,$token);
485: $result.=&Apache::edit::text_arg('Size:','size',$token,'5').
1.157 albertel 486: &Apache::edit::text_arg('Click-On Texts (comma sep):',
487: 'addchars',$token,10);
488: $result.=&Apache::edit::select_arg('Readonly:','readonly',
489: ['no','yes'],$token);
1.314 raeburn 490: my $spell_langs = &spelling_languages();
1.316 bisitz 491: $result.=&Apache::edit::select_arg('Spellcheck for:', 'spellcheck',
1.314 raeburn 492: $spell_langs, $token);
1.157 albertel 493: $result.=&Apache::edit::end_row();
494: $result.=&Apache::edit::end_table();
1.135 albertel 495: } elsif ($target eq 'modified') {
1.157 albertel 496: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
497: $safeeval,'size',
1.311 foxr 498: 'addchars','readonly', 'spellcheck');
1.135 albertel 499: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.188 albertel 500: } elsif ($target eq 'tex'
501: && $Apache::lonhomework::type ne 'exam') {
1.135 albertel 502: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
503: if ($size != 0) {$size=$size*2; $size.=' mm';} else {$size='40 mm';}
1.257 onken 504: if ($env{'form.pdfFormFields'} eq 'yes'
505: && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
1.246 onken 506: my $fieldname = $env{'request.symb'}.
507: '&part_'. $Apache::inputtags::part.
508: '&textresponse'.
509: '&HWVAL_' . $Apache::inputtags::response['-1'];
1.259 onken 510: $result='\textField{'.$fieldname.'}{'.$size.'}{12 bp}';
1.246 onken 511: } else {
512: $result='\framebox['.$size.'][s]{\tiny\strut}';
513: }
1.188 albertel 514: } elsif ($target eq 'tex'
515: && $Apache::lonhomework::type eq 'exam'
516: && &needs_exam_box($tagstack)) {
517: $result.=&exam_box($target);
1.135 albertel 518: }
519: return $result;
1.1 albertel 520: }
521:
522: sub end_textline {
1.135 albertel 523: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
524: if ($target eq 'web') { $Apache::lonxml::evaluate++; }
525: elsif ($target eq 'edit') { return ('','no'); }
1.208 albertel 526: &end_input();
1.135 albertel 527: return "";
1.9 albertel 528: }
529:
1.98 albertel 530: sub start_hiddenline {
531: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
532: my $result = "";
1.211 albertel 533: my $input_id = &start_input($parstack,$safeeval);
1.98 albertel 534: if ($target eq 'web') {
535: $Apache::lonxml::evaluate--;
536: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
537: my $partid=$Apache::inputtags::part;
538: my $id=$Apache::inputtags::response[-1];
1.211 albertel 539: my $oldresponse = $Apache::lonhomework::history{"resource.$partid.$id.submission"};
540: if (ref($oldresponse) eq 'ARRAY') {
541: $oldresponse = $oldresponse->[$#Apache::inputtags::inputlist];
542: }
543: $oldresponse = &HTML::Entities::encode($oldresponse,'<>&"');
544:
1.98 albertel 545: if ($Apache::lonhomework::type ne 'exam') {
546: $result= '<input type="hidden" name="HWVAL_'.$id.'" value="'.
547: $oldresponse.'" />';
548: }
549: }
550: } elsif ($target eq 'edit') {
551: $result=&Apache::edit::tag_start($target,$token);
552: $result.=&Apache::edit::end_table;
553: }
1.189 albertel 554:
555: if ( ($target eq 'web' || $target eq 'tex')
556: && $Apache::lonhomework::type eq 'exam'
557: && &needs_exam_box($tagstack)) {
558: $result.=&exam_box($target);
559: }
1.98 albertel 560: return $result;
561: }
562:
563: sub end_hiddenline {
1.135 albertel 564: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
565: if ($target eq 'web') { $Apache::lonxml::evaluate++; }
566: elsif ($target eq 'edit') { return ('','no'); }
1.211 albertel 567: &end_input();
1.135 albertel 568: return "";
1.98 albertel 569: }
570:
1.286 www 571:
572: sub start_hiddensubmission {
573: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
574: my $result = "";
575: my $input_id = &start_input($parstack,$safeeval);
576: if ($target eq 'web') {
577: $Apache::lonxml::evaluate--;
578: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
579: my $partid=$Apache::inputtags::part;
580: my $id=$Apache::inputtags::response[-1];
581: if ($Apache::lonhomework::type ne 'exam') {
582: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
583: $value = &HTML::Entities::encode($value,'<>&"');
584: $result= '<input type="hidden" name="HWVAL_'.$id.'" value="'.$value.'" />';
585: }
586: }
587: } elsif ($target eq 'edit') {
588: $result=&Apache::edit::tag_start($target,$token);
589: $result.=&Apache::edit::text_arg('Value:','value',$token,'15');
590: $result.=&Apache::edit::end_row();
591: $result.=&Apache::edit::end_table();
592: } elsif ($target eq 'modified') {
593: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
594: $safeeval,'value');
595: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
596: }
597:
598: if ( ($target eq 'web' || $target eq 'tex')
599: && $Apache::lonhomework::type eq 'exam'
600: && &needs_exam_box($tagstack)) {
601: $result.=&exam_box($target);
602: }
603: return $result;
604: }
605:
606: sub end_hiddensubmission {
607: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
608: if ($target eq 'web') { $Apache::lonxml::evaluate++; }
609: elsif ($target eq 'edit') { return ('','no'); }
610: &end_input();
611: return "";
612: }
613:
1.249 jms 614: =pod
615:
616: =item file_selector()
617:
618: $part -> partid
619: $id -> responseid
620: $uploadefiletypes -> comma seperated list of extensions allowed or * for any
1.252 raeburn 621: $which -> 'uploadonly' -> only newly uploaded files
1.249 jms 622: 'portfolioonly' -> only allow files from portfolio
623: 'both' -> allow files from either location
624: $extratext -> additional text to go between the link and the input box
1.252 raeburn 625: $maxfilesize -> maximum cumulative filesize for submitted files (in MB).
1.249 jms 626: returns a table row <tr>
627:
628: =cut
629:
1.160 albertel 630: sub file_selector {
1.252 raeburn 631: my ($part,$id,$uploadedfiletypes,$which,$extratext,$maxfilesize)=@_;
1.160 albertel 632: if (!$uploadedfiletypes) { return ''; }
1.167 albertel 633:
634: my $jspart=$part;
635: $jspart=~s/\./_/g;
636:
1.160 albertel 637: my $result;
1.265 raeburn 638: my $current_files_display = ¤t_file_submissions($part,$id);
639: my $addfiles;
640: if ($current_files_display) {
1.268 raeburn 641: $result .= &Apache::lonhtmlcommon::row_title(&mt('Currently submitted files')).
1.265 raeburn 642: $current_files_display.
643: &Apache::lonhtmlcommon::row_closure();
644: $addfiles = &mt('Submit other file(s)');
645: } else {
646: $addfiles = &mt('Choose file(s) to submit');
647: }
648: $result .= &Apache::lonhtmlcommon::row_title($addfiles);
649: my $constraints;
650: if ($uploadedfiletypes ne '*') {
651: $constraints =
652: &mt('Allowed filetypes: [_1]','<b>'.$uploadedfiletypes.'</b>').'<br />';
653: }
654: if ($maxfilesize) {
1.319 bisitz 655: $constraints .= &mt('Combined size of all files not to exceed: [_1] MB.',
1.265 raeburn 656: '<b>'.$maxfilesize.'</b>').'<br />';
657: }
658: if ($constraints) {
659: $result .= $constraints.'<br />';
1.162 albertel 660: }
1.160 albertel 661: if ($which eq 'uploadonly' || $which eq 'both') {
1.265 raeburn 662: $result.=&mt('Submit a file: (only one file per submission)').
1.160 albertel 663: ' <br /><input type="file" size="50" name="HWFILE'.
1.293 raeburn 664: $jspart.'_'.$id.'" id="HWFILE'.$jspart.'_'.$id.'" /><br />';
1.160 albertel 665: }
1.265 raeburn 666: if ( $which eq 'both') {
1.160 albertel 667: $result.='<br />'.'<strong>'.&mt('OR:').'</strong><br />';
668: }
1.303 raeburn 669: if ($which eq 'portfolioonly' || $which eq 'both') {
670: my $symb = $env{'request.symb'};
671: (undef,undef,my $res)=&Apache::lonnet::decode_symb($symb);
672: my $showsymb;
673: # If resource is a .task and URL is unencrypted, include symb in query string
674: # for url opened in portfolio file selection window. Can be used to override
675: # blocking of portfolio access resulting from an exam event in a different course.
676: if ($res =~ /\.task$/i) {
677: my $encsymb = &Apache::lonenc::check_encrypt($symb);
678: if ($symb eq $encsymb) {
679: $showsymb = $symb;
680: }
681: }
1.306 raeburn 682: $result.=$extratext.'<a href='."'".'javascript:void(window.open("/adm/portfolio?mode=selectfile&fieldname='.$env{'form.request.prefix'}.'HWPORT'.$jspart.'_'.$id.'&symb='.$showsymb.'","cat","height=600,width=800,scrollbars=1,resizable=1,menubar=2,location=1"))'."'".'>'.
1.265 raeburn 683: &mt('Select Portfolio Files: (one or more files per submission)').'</a><br />'.
1.167 albertel 684: '<input type="text" size="50" name="HWPORT'.$jspart.'_'.$id.'" value="" />'.
1.160 albertel 685: '<br />';
1.265 raeburn 686:
1.160 albertel 687: }
1.265 raeburn 688: $result.=&Apache::lonhtmlcommon::row_closure(1);
1.160 albertel 689: return $result;
690: }
691:
1.265 raeburn 692: sub current_file_submissions {
1.205 albertel 693: my ($part,$id) = @_;
1.265 raeburn 694: my $jspart=$part;
695: $jspart=~s/\./_/g;
1.270 raeburn 696: my $uploadedfile=$Apache::lonhomework::history{"resource.$part.$id.uploadedfile"};
1.265 raeburn 697: my $portfiles=$Apache::lonhomework::history{"resource.$part.$id.portfiles"};
698: return if (($uploadedfile eq '') && ($portfiles !~/[^\s]/));
1.320 raeburn 699: my $header = &portpath_popup_js().
700: &Apache::loncommon::start_data_table().
1.270 raeburn 701: &Apache::loncommon::start_data_table_header_row();
702: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
703: $header .= '<th>'.&mt('Delete?').'</th>';
704: }
1.271 raeburn 705: $header .= '<th>'.&mt('File').'</th>'.
1.265 raeburn 706: '<th>'.&mt('Size (MB)').'</th>'.
707: '<th>'.&mt('Last Modified').'</th>'.
708: &Apache::loncommon::end_data_table_header_row();
709: my (undef,$crsid,$udom,$uname)=&Apache::lonnet::whichuser();
710: my ($cdom,$cnum) = ($crsid =~ /^($LONCAPA::match_domain)_($LONCAPA::match_courseid)$/);
1.271 raeburn 711: my ($result,$header_shown,%okfiles,%rows,%legacy,@bad_file_list);
1.265 raeburn 712: if ($uploadedfile) {
713: my $url=$Apache::lonhomework::history{"resource.$part.$id.uploadedurl"};
1.270 raeburn 714: my $link = &HTML::Entities::encode($url,'<>&"');
715: my ($path,$name) = ($url =~ m{^(/uploaded/\Q$udom\E/\Q$uname\E/essayresponse.*/)([^/]+)$});
1.265 raeburn 716: my ($status,$hashref,$error) =
1.270 raeburn 717: ¤t_file_info($url,$link,$name,$path);
1.265 raeburn 718: if ($status eq 'ok') {
719: push(@{$okfiles{$name}},$url);
720: $rows{$url} = $hashref;
1.271 raeburn 721: $legacy{$url} = 1;
1.265 raeburn 722: &Apache::lonxml::extlink($url);
723: &Apache::lonnet::allowuploaded('/adm/essayresponse',$url);
724: } else {
725: push(@bad_file_list,$error);
726: }
727: }
728: if ($portfiles =~ /[^\s]/) {
729: my $prefix = "/uploaded/$udom/$uname/portfolio";
730: foreach my $file (split(/\s*,\s*/,&unescape($portfiles))) {
731: my ($path,$name) = ($file =~ m{^(.*/)([^/]+)$});
732: my $url = $prefix.$path.$name;
733: my $uploadedfile = &HTML::Entities::encode($url,'<>&"');
734: my ($status,$hashref,$error) =
735: ¤t_file_info($url,$uploadedfile,$name,$path);
736: if ($status eq 'ok') {
737: push(@{$okfiles{$name}},$url);
738: $rows{$url} = $hashref;
739: } else {
740: push(@bad_file_list,$error);
741: }
742: }
743: }
1.276 raeburn 744: my $num = 0;
1.265 raeburn 745: foreach my $name (sort(keys(%okfiles))) {
746: if (ref($okfiles{$name}) eq 'ARRAY') {
747: foreach my $url (@{$okfiles{$name}}) {
748: if (ref($rows{$url}) eq 'HASH') {
749: my $link = $rows{$url}{link};
750: my $portfile = $rows{$url}{path}.$rows{$url}{name};
751: $portfile = &HTML::Entities::encode($portfile,'<>&"');
752: if ($link) {
753: my $icon=&Apache::loncommon::icon($url);
754: unless ($header_shown) {
755: $result .= $header;
756: $header_shown = 1;
757: }
758: $result.=
1.270 raeburn 759: &Apache::loncommon::start_data_table_row()."\n";
760: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
761: $result .=
762: '<td valign="bottom"><input type="checkbox" name="HWFILE'.$jspart.'_'.$id.'_delete"'.
1.273 raeburn 763: ' value="'.$portfile.'" id="HWFILE'.$jspart.'_'.$id.'_'.$num.'_delete" /></td>'."\n";
764: $num ++;
1.270 raeburn 765: }
1.320 raeburn 766: my $pathid = 'HWFILE'.$jspart.'_'.$id.'_'.$num.'_path';
767: my $pathidtext = $pathid.'text';
768: my ($showname,$showpath);
1.271 raeburn 769: if ($legacy{$url}) {
770: $showname = $name.' '.&mt('not in portfolio');
1.320 raeburn 771: } else {
772: $showname = $name;
773: $showpath = '<br />'.
774: '<span id="'.$pathidtext.'" class="LC_cusr_subheading">'.
775: '<a href="javascript:showPortPath('."'$pathid','$pathidtext'".');" '.
776: 'class="LC_menubuttons_link">'.
777: &mt('(Show path)').'</a></span>'.
778: '<div id="'.$pathid.'" class="LC_dccid">'.$rows{$url}{path}.$name.
779: '</div>';
1.271 raeburn 780: }
1.270 raeburn 781: $result .=
1.265 raeburn 782: '<td><a href="'.$link.'"><img src="'.$icon.
1.320 raeburn 783: '" border="0" alt="" />'.$showname.'</a>'.$showpath.'</td>'."\n".
1.265 raeburn 784: '<td align="right" valign="bottom">'.$rows{$url}{size}.'</td>'."\n".
785: '<td align="right" valign="bottom">'.$rows{$url}{lastmodified}.'</td>'."\n".
786: &Apache::loncommon::end_data_table_row();
787: }
788: }
789: }
790: }
791: }
792: if ($header_shown) {
1.307 raeburn 793: $result .= &Apache::loncommon::end_data_table();
794: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
795: $result .= '<br /><span class="LC_warning">'.
796: &mt('Exclude existing file(s) from grading by checking the "Delete?" checkbox(es) and clicking "Submit Answer"').'</span>';
797: }
1.205 albertel 798: }
799: if (@bad_file_list) {
1.265 raeburn 800: my $bad_files = '<span class="LC_filename">'.
801: join('</span>, <span class="LC_filename">',@bad_file_list).
802: '</span>';
803: $result.='<p class="LC_error">'.
804: &mt("These file(s) don't exist: [_1]",$bad_files).
805: '</p>';
1.205 albertel 806: }
807: return $result;
1.265 raeburn 808: }
1.205 albertel 809:
1.265 raeburn 810: sub current_file_info {
811: my ($url,$uploadedfile,$name,$path) = @_;
812: my ($status,$error,%info);
813: my @stat = &Apache::lonnet::stat_file($url);
814: if ((@stat) && ($stat[0] ne 'no_such_dir')) {
815: my ($lastmod,$size);
816: if ($stat[9] =~ /^\d+$/) {
817: $lastmod = &Apache::lonlocal::locallocaltime($stat[9]);
818: }
819: $size = $stat[7]/(1024*1024);
820: $size = sprintf("%.3f",$size);
821: %info = (
822: link => $uploadedfile,
823: name => $name,
824: path => $path,
825: size => $size,
826: lastmodified => $lastmod,
827: );
828: $status = 'ok';
829: } else {
830: &Apache::lonnet::logthis("bad file is $url");
831: my $icon=&Apache::loncommon::icon($url);
832: $error = '<a href="'.$url.'"><img src="'.$icon.
833: '" border="0" />'.$uploadedfile.'</a>';
834: }
835: return ($status,\%info,$error);
1.205 albertel 836: }
837:
1.320 raeburn 838: sub portpath_popup_js {
839: my %lt = &Apache::lonlocal::texthash(
840: show => '(Show path)',
841: hide => '(Hide)',
842: );
843: return <<"END";
844: <script type="text/javascript">
845: // <![CDATA[
846:
847: function showPortPath(id,idtext) {
848: document.getElementById(id).style.display='block';
849: document.getElementById(id).style.textAlign='left';
850: document.getElementById(id).style.textFace='normal';
851: if (document.getElementById(idtext)) {
852: document.getElementById(idtext).innerHTML ='<a href="javascript:hidePortPath(\\''+id+'\\',\\''+idtext+'\\'); '+
853: '"class="LC_menubuttons_link">$lt{'hide'}</a> ';
854: }
855: return;
856: }
857:
858: function hidePortPath(id,idtext) {
859: if (document.getElementById(id)) {
860: document.getElementById(id).style.display='none';
861: }
862: if (document.getElementById(idtext)) {
863: document.getElementById(idtext).innerHTML ='<a href="javascript:showPortPath(\\''+id+'\\',\\''+idtext+'\\');" '+
864: 'class="LC_menubuttons_link">$lt{'show'}</a>';
865: }
866: return;
867: }
868:
869: // ]]>
870: </script>
871:
872: END
873: }
874:
1.179 albertel 875: sub valid_award {
876: my ($award) =@_;
1.182 albertel 877: foreach my $possibleaward ('EXTRA_ANSWER','MISSING_ANSWER', 'ERROR',
878: 'NO_RESPONSE',
1.179 albertel 879: 'TOO_LONG', 'UNIT_INVALID_INSTRUCTOR',
880: 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE',
881: 'UNIT_FAIL', 'NO_UNIT',
882: 'UNIT_NOTNEEDED', 'WANTED_NUMERIC',
1.272 www 883: 'BAD_FORMULA', 'NOT_FUNCTION', 'WRONG_FORMAT',
884: 'INTERNAL_ERROR', 'SIG_FAIL', 'INCORRECT',
1.179 albertel 885: 'MISORDERED_RANK', 'INVALID_FILETYPE',
1.264 raeburn 886: 'EXCESS_FILESIZE', 'FILENAME_INUSE',
887: 'DRAFT', 'SUBMITTED', 'SUBMITTED_CREDIT',
1.261 raeburn 888: 'ANONYMOUS', 'ANONYMOUS_CREDIT',
889: 'ASSIGNED_SCORE', 'APPROX_ANS',
890: 'EXACT_ANS','COMMA_FAIL') {
1.179 albertel 891: if ($award eq $possibleaward) { return 1; }
892: }
893: return 0;
894: }
895:
1.207 albertel 896: {
897: my @awards = ('EXTRA_ANSWER', 'MISSING_ANSWER', 'ERROR', 'NO_RESPONSE',
898: 'TOO_LONG',
899: 'UNIT_INVALID_INSTRUCTOR', 'UNIT_INVALID_STUDENT',
900: 'UNIT_IRRECONCIBLE', 'UNIT_FAIL', 'NO_UNIT',
1.272 www 901: 'UNIT_NOTNEEDED', 'WANTED_NUMERIC', 'BAD_FORMULA', 'NOT_FUNCTION',
902: 'WRONG_FORMAT', 'INTERNAL_ERROR',
1.207 albertel 903: 'COMMA_FAIL', 'SIG_FAIL', 'INCORRECT', 'MISORDERED_RANK',
1.264 raeburn 904: 'INVALID_FILETYPE', 'EXCESS_FILESIZE', 'FILENAME_INUSE',
905: 'DRAFT', 'SUBMITTED',
1.261 raeburn 906: 'SUBMITTED_CREDIT', 'ANONYMOUS', 'ANONYMOUS_CREDIT',
1.248 raeburn 907: 'ASSIGNED_SCORE', 'APPROX_ANS', 'EXACT_ANS');
1.207 albertel 908: my $i=0;
909: my %fwd_awards = map { ($_,$i++) } @awards;
910: my $max=scalar(@awards);
911: @awards=reverse(@awards);
1.208 albertel 912: $i=0;
1.207 albertel 913: my %rev_awards = map { ($_,$i++) } @awards;
914:
1.232 albertel 915: sub awarddetail_to_awarded {
916: my ($awarddetail) = @_;
917: if ($awarddetail eq 'EXACT_ANS'
918: || $awarddetail eq 'APPROX_ANS') {
919: return 1;
920: }
921: return 0;
922: }
923:
1.233 albertel 924: sub hide_award {
925: my ($award) = @_;
926: if (&Apache::lonhomework::show_no_problem_status()) {
927: return 1;
928: }
929: if ($award =~
1.261 raeburn 930: /^(?:EXACT_ANS|APPROX_ANS|SUBMITTED|SUBMITTED_CREDIT|ANONYMOUS|ANONYMOUS_CREDIT|ASSIGNED_SCORE|INCORRECT)/) {
1.233 albertel 931: return 1;
932: }
933: return 0;
934: }
935:
1.9 albertel 936: sub finalizeawards {
1.232 albertel 937: my ($awardref,$msgref,$nameref,$reverse,$final_scantron)=@_;
1.207 albertel 938: my $result;
1.136 albertel 939: if ($#$awardref == -1) { $result = "NO_RESPONSE"; }
1.135 albertel 940: if ($result eq '' ) {
941: my $blankcount;
1.207 albertel 942: foreach my $award (@$awardref) {
1.135 albertel 943: if ($award eq '') {
944: $result='MISSING_ANSWER';
945: $blankcount++;
946: }
947: }
1.232 albertel 948: if ($blankcount == ($#$awardref + 1)) {
949: return ('NO_RESPONSE');
950: }
1.135 albertel 951: }
1.251 www 952:
953: if ($Apache::lonxml::internal_error) { $result='INTERNAL_ERROR'; }
954:
1.232 albertel 955: if (!$final_scantron && defined($result)) { return ($result); }
1.181 albertel 956:
1.232 albertel 957: # if in scantron mode, if the award for any response is
958: # assigned score, then the part gets an assigned score
959: if ($final_scantron
960: && grep {$_ eq 'ASSIGNED_SCORE'} (@$awardref)) {
961: return ('ASSIGNED_SCORE');
962: }
963:
964: # if in scantron mode, if the award for any response is
965: # correct and there are non-correct responses,
966: # then the part gets an assigned score
967: if ($final_scantron
968: && (grep { $_ eq 'EXACT_ANS' ||
969: $_ eq 'APPROX_ANS' } (@$awardref))
970: && (grep { $_ ne 'EXACT_ANS' &&
971: $_ ne 'APPROX_ANS' } (@$awardref))) {
972: return ('ASSIGNED_SCORE');
973: }
1.181 albertel 974: # these awards are ordered from most important error through best correct
1.207 albertel 975: my $awards = (!$reverse) ? \%fwd_awards : \%rev_awards ;
976:
977: my $best = $max;
978: my $j=0;
979: my $which;
980: foreach my $award (@$awardref) {
981: if ($awards->{$award} < $best) {
982: $best = $awards->{$award};
983: $which = $j;
984: }
985: $j++;
986: }
1.232 albertel 987:
1.207 albertel 988: if (defined($which)) {
989: if (ref($nameref)) {
990: return ($$awardref[$which],$$msgref[$which],$$nameref[$which]);
991: } else {
992: return ($$awardref[$which],$$msgref[$which]);
993: }
1.135 albertel 994: }
1.136 albertel 995: return ('ERROR',undef);
1.9 albertel 996: }
1.207 albertel 997: }
1.9 albertel 998:
1.10 albertel 999: sub decideoutput {
1.282 www 1000: my ($award,$awarded,$awardmsg,$solved,$previous,$target,$nocorrect)=@_;
1.251 www 1001:
1.135 albertel 1002: my $message='';
1003: my $button=0;
1004: my $previousmsg;
1.221 albertel 1005: my $css_class='orange';
1.148 albertel 1006: my $added_computer_text=0;
1.221 albertel 1007: my %possible_class =
1008: ( 'correct' => 'LC_answer_correct',
1009: 'charged_try' => 'LC_answer_charged_try',
1010: 'not_charged_try' => 'LC_answer_not_charged_try',
1011: 'no_grade' => 'LC_answer_no_grade',
1012: 'no_message' => 'LC_no_message',
1.135 albertel 1013: );
1.169 albertel 1014:
1.180 albertel 1015: my $part = $Apache::inputtags::part;
1.236 raeburn 1016: my $tohandgrade = &Apache::lonnet::EXT("resource.$part.handgrade");
1017: my $handgrade = ('yes' eq lc($tohandgrade));
1.282 www 1018: #
1019: # Should "Computer's Answer" be displayed?
1020: # Should not be displayed if still answerable,
1021: # if the problem is handgraded,
1022: # or if the problem does not give a correct answer
1023: #
1.180 albertel 1024:
1.282 www 1025: my $computer = ($handgrade || $nocorrect)? ''
1.203 www 1026: : " ".&mt("Computer's answer now shown above.");
1.180 albertel 1027: &Apache::lonxml::debug("handgrade has :$handgrade:");
1028:
1.135 albertel 1029: if ($previous) { $previousmsg=&mt('You have entered that answer before'); }
1030:
1.194 banghart 1031: if ($solved =~ /^correct/) {
1.221 albertel 1032: $css_class=$possible_class{'correct'};
1.170 albertel 1033: $message=&mt('You are correct.');
1034: if ($awarded < 1 && $awarded > 0) {
1035: $message=&mt('You are partially correct.');
1.221 albertel 1036: $css_class=$possible_class{'not_charged_try'};
1.170 albertel 1037: } elsif ($awarded < 1) {
1038: $message=&mt('Incorrect.');
1.221 albertel 1039: $css_class=$possible_class{'charged_try'};
1.170 albertel 1040: }
1.291 www 1041: if ($handgrade ||
1042: ($env{'request.filename'}=~/\/res\/lib\/templates\/(examupload|DropBox).problem$/)) {
1.172 albertel 1043: $message = &mt("A score has been assigned.");
1044: $added_computer_text=1;
1.135 albertel 1045: } else {
1.172 albertel 1046: if ($target eq 'tex') {
1047: $message = '\textbf{'.$message.'}';
1048: } else {
1049: $message = "<b>".$message."</b>";
1.180 albertel 1050: $message.= $computer;
1.135 albertel 1051: }
1.172 albertel 1052: $added_computer_text=1;
1.235 albertel 1053: if ($awarded > 0) {
1054: my ($symb) = &Apache::lonnet::whichuser();
1055: if (($symb ne '')
1056: &&
1057: ($env{'course.'.$env{'request.course.id'}.
1.237 www 1058: '.disable_receipt_display'} ne 'yes') &&
1059: ($Apache::lonhomework::type ne 'practice')) {
1.235 albertel 1060: $message.=(($target eq 'web')?'<br />':' ').
1.256 biermanm 1061: &mt('Your receipt no. is [_1]',
1.235 albertel 1062: (&Apache::lonnet::receipt($Apache::inputtags::part).
1063: (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'')));
1064: }
1.135 albertel 1065: }
1066: }
1.299 raeburn 1067: if ($awarded >= 1) {
1.296 raeburn 1068: $button=0;
1.299 raeburn 1069: } elsif (&Apache::lonnet::EXT("resource.$part.retrypartial") !~/^1|on|yes$/i) {
1.296 raeburn 1070: $button=0;
1.299 raeburn 1071: } else {
1.296 raeburn 1072: $button=1;
1073: }
1.135 albertel 1074: $previousmsg='';
1075: } elsif ($solved =~ /^excused/) {
1076: if ($target eq 'tex') {
1077: $message = ' \textbf{'.&mt('You are excused from the problem.').'} ';
1078: } else {
1079: $message = "<b>".&mt('You are excused from the problem.')."</b>";
1080: }
1.221 albertel 1081: $css_class=$possible_class{'charged_try'};
1.135 albertel 1082: $button=0;
1083: $previousmsg='';
1084: } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
1085: if ($solved =~ /^incorrect/ || $solved eq '') {
1.144 albertel 1086: $message = &mt("Incorrect").".";
1.221 albertel 1087: $css_class=$possible_class{'charged_try'};
1.135 albertel 1088: $button=1;
1089: } else {
1.144 albertel 1090: if ($target eq 'tex') {
1091: $message = '\textbf{'.&mt('You are correct.').'}';
1092: } else {
1093: $message = "<b>".&mt('You are correct.')."</b>";
1.180 albertel 1094: $message.= $computer;
1.144 albertel 1095: }
1.148 albertel 1096: $added_computer_text=1;
1.235 albertel 1097: if ($awarded > 0
1098: && $env{'course.'.
1.165 albertel 1099: $env{'request.course.id'}.
1.235 albertel 1100: '.disable_receipt_display'} ne 'yes') {
1.135 albertel 1101: $message.=(($target eq 'web')?'<br />':' ').
1.235 albertel 1102: &mt('Your receipt is [_1]',
1103: (&Apache::lonnet::receipt($Apache::inputtags::part).
1104: (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'')));
1.135 albertel 1105: }
1.221 albertel 1106: $css_class=$possible_class{'correct'};
1.135 albertel 1107: $button=0;
1108: $previousmsg='';
1109: }
1110: } elsif ($award eq 'NO_RESPONSE') {
1111: $message = '';
1.221 albertel 1112: $css_class=$possible_class{'no_feedback'};
1.135 albertel 1113: $button=1;
1.182 albertel 1114: } elsif ($award eq 'EXTRA_ANSWER') {
1115: $message = &mt('Some extra items were submitted.');
1.221 albertel 1116: $css_class=$possible_class{'not_charged_try'};
1.182 albertel 1117: $button = 1;
1.135 albertel 1118: } elsif ($award eq 'MISSING_ANSWER') {
1.245 bisitz 1119: $message = &mt('Some items were not submitted.');
1120: if ($target ne 'tex') {
1121: $message .= &Apache::loncommon::help_open_topic('Some_Items_Were_Not_Submitted');
1122: }
1.221 albertel 1123: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1124: $button = 1;
1125: } elsif ($award eq 'ERROR') {
1.247 bisitz 1126: $message = &mt('An error occurred while grading your answer.');
1.221 albertel 1127: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1128: $button = 1;
1129: } elsif ($award eq 'TOO_LONG') {
1130: $message = &mt("The submitted answer was too long.");
1.221 albertel 1131: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1132: $button=1;
1133: } elsif ($award eq 'WANTED_NUMERIC') {
1134: $message = &mt("This question expects a numeric answer.");
1.221 albertel 1135: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1136: $button=1;
1137: } elsif ($award eq 'MISORDERED_RANK') {
1.242 bisitz 1138: $message = &mt('You have provided an invalid ranking.');
1139: if ($target ne 'tex') {
1140: $message.=' '.&mt('Please refer to [_1]',&Apache::loncommon::help_open_topic('Ranking_Problems',&mt('help on ranking problems')));
1141: }
1.221 albertel 1142: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1143: $button=1;
1.248 raeburn 1144: } elsif ($award eq 'EXCESS_FILESIZE') {
1.321 raeburn 1145: $message = &mt("Submission won't be graded. The combined size of submitted files exceeded the amount allowed.");
1.248 raeburn 1146: $css_class=$possible_class{'not_charged_try'};
1147: $button=1;
1.264 raeburn 1148: } elsif ($award eq 'FILENAME_INUSE') {
1149: $message = &mt('You have already uploaded a file with that filename.');
1150: if ($target eq 'tex') {
1151: $message.= "\\\\\n";
1152: } else {
1153: $message .= '<br />';
1154: }
1.315 bisitz 1155: $message .= &mt('Please use a different filename.');
1.264 raeburn 1156: $css_class=$possible_class{'not_charged_try'};
1157: $button=1;
1.135 albertel 1158: } elsif ($award eq 'INVALID_FILETYPE') {
1.255 bisitz 1159: $message = &mt("Submission won't be graded. The type of file submitted is not allowed.");
1.221 albertel 1160: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1161: $button=1;
1162: } elsif ($award eq 'SIG_FAIL') {
1.145 albertel 1163: my ($used,$min,$max)=split(':',$awardmsg);
1.212 albertel 1164: my $word = ($used < $min) ? 'more' : 'fewer';
1.250 bisitz 1165: $message = &mt("Submission not graded. Use $word digits.",$used);
1.221 albertel 1166: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1167: $button=1;
1.137 albertel 1168: } elsif ($award eq 'UNIT_INVALID_INSTRUCTOR') {
1169: $message = &mt('Error in instructor specifed unit. This error has been reported to the instructor.', $awardmsg);
1170: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
1.221 albertel 1171: $css_class=$possible_class{'not_charged_try'};
1.137 albertel 1172: $button=1;
1173: } elsif ($award eq 'UNIT_INVALID_STUDENT') {
1.155 albertel 1174: $message = &mt('Unable to interpret units. Computer reads units as "[_1]".',&markup_unit($awardmsg,$target));
1.137 albertel 1175: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
1.221 albertel 1176: $css_class=$possible_class{'not_charged_try'};
1.137 albertel 1177: $button=1;
1.140 matthew 1178: } elsif ($award eq 'UNIT_FAIL' || $award eq 'UNIT_IRRECONCIBLE') {
1.155 albertel 1179: $message = &mt('Incompatible units. No conversion found between "[_1]" and the required units.',&markup_unit($awardmsg,$target));
1.136 albertel 1180: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
1.221 albertel 1181: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1182: $button=1;
1183: } elsif ($award eq 'UNIT_NOTNEEDED') {
1.155 albertel 1184: $message = &mt('Only a number required. Computer reads units of "[_1]".',&markup_unit($awardmsg,$target));
1.221 albertel 1185: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1186: $button=1;
1187: } elsif ($award eq 'NO_UNIT') {
1.144 albertel 1188: $message = &mt("Units required").'.';
1.135 albertel 1189: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units')};
1.221 albertel 1190: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1191: $button=1;
1.153 albertel 1192: } elsif ($award eq 'COMMA_FAIL') {
1193: $message = &mt("Proper comma separation is required").'.';
1.221 albertel 1194: $css_class=$possible_class{'not_charged_try'};
1.153 albertel 1195: $button=1;
1.135 albertel 1196: } elsif ($award eq 'BAD_FORMULA') {
1.240 www 1197: $message = &mt("Unable to understand formula").'.';
1198: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Formula_Answers')};
1.221 albertel 1199: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1200: $button=1;
1.272 www 1201: } elsif ($award eq 'NOT_FUNCTION') {
1202: $message = &mt("Not a function").'.';
1203: $css_class=$possible_class{'not_charged_try'};
1204: $button=1;
1205: } elsif ($award eq 'WRONG_FORMAT') {
1206: $message = &mt("Wrong format").'.';
1207: $css_class=$possible_class{'not_charged_try'};
1208: $button=1;
1209: } elsif ($award eq 'INTERNAL_ERROR') {
1.251 www 1210: $message = &mt("An internal error occurred while processing your answer. Please try again later.");
1211: $css_class=$possible_class{'not_charged_try'};
1212: $button=1;
1.135 albertel 1213: } elsif ($award eq 'INCORRECT') {
1.144 albertel 1214: $message = &mt("Incorrect").'.';
1.221 albertel 1215: $css_class=$possible_class{'charged_try'};
1.135 albertel 1216: $button=1;
1217: } elsif ($award eq 'SUBMITTED') {
1218: $message = &mt("Your submission has been recorded.");
1.221 albertel 1219: $css_class=$possible_class{'no_grade'};
1.135 albertel 1220: $button=1;
1.261 raeburn 1221: } elsif ($award eq 'SUBMITTED_CREDIT') {
1222: $message = &mt("Your submission has been recorded, and credit awarded.");
1223: $css_class=$possible_class{'correct'};
1224: $button=1;
1225: } elsif ($award eq 'ANONYMOUS') {
1226: $message = &mt("Your anonymous submission has been recorded.");
1227: $css_class=$possible_class{'no_grade'};
1228: $button=1;
1229: } elsif ($award eq 'ANONYMOUS_CREDIT') {
1230: $message = &mt("Your anonymous submission has been recorded, and credit awarded.");
1231: $css_class=$possible_class{'correct'};
1.301 raeburn 1232: $button=1;
1.135 albertel 1233: } elsif ($award eq 'DRAFT') {
1.258 riegler 1234: $message = &mt("Copy saved but not submitted.");
1.221 albertel 1235: $css_class=$possible_class{'not_charged_try'};
1.135 albertel 1236: $button=1;
1237: } elsif ($award eq 'ASSIGNED_SCORE') {
1.144 albertel 1238: $message = &mt("A score has been assigned.");
1.221 albertel 1239: $css_class=$possible_class{'correct'};
1.135 albertel 1240: $button=0;
1.144 albertel 1241: } elsif ($award eq '') {
1.186 albertel 1242: if ($handgrade && $Apache::inputtags::status[-1] eq 'SHOW_ANSWER') {
1243: $message = &mt("Nothing submitted.");
1.221 albertel 1244: $css_class=$possible_class{'charged_try'};
1.186 albertel 1245: } else {
1.221 albertel 1246: $css_class=$possible_class{'not_charged_try'};
1.186 albertel 1247: }
1.144 albertel 1248: $button=1;
1.135 albertel 1249: } else {
1250: $message = &mt("Unknown message").": $award";
1251: $button=1;
1252: }
1.209 albertel 1253: my (undef,undef,$domain,$user)=&Apache::lonnet::whichuser();
1.194 banghart 1254: foreach my $resid(@Apache::inputtags::response){
1255: if ($Apache::lonhomework::history{"resource.$part.$resid.handback"}) {
1.254 raeburn 1256: if ($target eq 'tex') {
1257: $message.= "\\\\\n";
1258: } else {
1259: $message.='<br />';
1260: }
1.198 albertel 1261: my @files = split(/\s*,\s*/,
1262: $Apache::lonhomework::history{"resource.$part.$resid.handback"});
1263: my $file_msg;
1264: foreach my $file (@files) {
1.254 raeburn 1265: if ($target eq 'tex') {
1266: $file_msg.= "\\\\\n".$file;
1267: } else {
1268: $file_msg.= '<br /><a href="/uploaded/'."$domain/$user".'/'.$file.'">'.$file.'</a>';
1269: }
1.198 albertel 1270: }
1271: $message .= &mt('Returned file(s): [_1]',$file_msg);
1.254 raeburn 1272: if ($target eq 'tex') {
1273: $message.= "\\\\\n";
1274: } else {
1275: $message.='<br />';
1276: }
1.198 albertel 1277: }
1.194 banghart 1278: }
1279:
1.233 albertel 1280: if (&Apache::lonhomework::hide_problem_status()
1281: && $Apache::inputtags::status[-1] ne 'SHOW_ANSWER'
1282: && &hide_award($award)) {
1.304 raeburn 1283: $message = &mt("Answer Submitted: Your final submission will be graded after the due date.");
1284: my @interval= &Apache::lonnet::EXT("resource.$part.interval");
1285: if ($interval[0] =~ /\d+/) {
1286: my $first_access=&Apache::lonnet::get_first_access($interval[1]);
1287: if (defined($first_access)) {
1288: my $due_date= &Apache::lonnet::EXT("resource.$part.duedate");
1289: unless (($due_date) && ($due_date < $first_access + $interval[0])) {
1290: $message = &mt("Answer Submitted: Your final submission will be graded when the time limit is reached.");
1291: }
1292: }
1293: }
1.221 albertel 1294: $css_class=$possible_class{'no_grade'};
1.135 albertel 1295: $button=1;
1296: }
1.148 albertel 1297: if ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER' &&
1.150 albertel 1298: !$added_computer_text && $target ne 'tex') {
1.180 albertel 1299: $message.= $computer;
1.148 albertel 1300: $added_computer_text=1;
1.144 albertel 1301: }
1.237 www 1302: if ($Apache::lonhomework::type eq 'practice') {
1.244 raeburn 1303: if ($target eq 'web') {
1304: $message .= '<br />';
1305: } else {
1306: $message .= ' ';
1307: }
1308: $message.=&mt('Submissions to practice problems are not permanently recorded.');
1.237 www 1309: }
1.221 albertel 1310: return ($button,$css_class,$message,$previousmsg);
1.12 albertel 1311: }
1312:
1.155 albertel 1313: sub markup_unit {
1314: my ($unit,$target)=@_;
1315: if ($target eq 'tex') {
1316: return '\texttt{'.&Apache::lonxml::latex_special_symbols($unit).'}';
1317: } else {
1318: return "<tt>".$unit."</tt>";
1319: }
1320: }
1321:
1.88 albertel 1322: sub removealldata {
1.87 albertel 1323: my ($id)=@_;
1324: foreach my $key (keys(%Apache::lonhomework::results)) {
1325: if (($key =~ /^resource\.\Q$id\E\./) && ($key !~ /\.collaborators$/)) {
1326: &Apache::lonxml::debug("Removing $key");
1327: delete($Apache::lonhomework::results{$key});
1328: }
1329: }
1330: }
1331:
1.142 albertel 1332: sub hidealldata {
1333: my ($id)=@_;
1334: foreach my $key (keys(%Apache::lonhomework::results)) {
1335: if (($key =~ /^resource\.\Q$id\E\./) && ($key !~ /\.collaborators$/)) {
1336: &Apache::lonxml::debug("Hidding $key");
1337: my $newkey=$key;
1338: $newkey=~s/^(resource\.\Q$id\E\.[^\.]+\.)(.*)$/${1}hidden${2}/;
1339: $Apache::lonhomework::results{$newkey}=
1340: $Apache::lonhomework::results{$key};
1341: delete($Apache::lonhomework::results{$key});
1342: }
1343: }
1344: }
1345:
1.12 albertel 1346: sub setgradedata {
1.136 albertel 1347: my ($award,$msg,$id,$previously_used) = @_;
1.154 albertel 1348: if ($Apache::lonhomework::scantronmode &&
1.165 albertel 1349: &Apache::lonnet::validCODE($env{'form.CODE'})) {
1350: $Apache::lonhomework::results{"resource.CODE"}=$env{'form.CODE'};
1.154 albertel 1351: } elsif ($Apache::lonhomework::scantronmode &&
1.165 albertel 1352: $env{'form.CODE'} eq '' &&
1.154 albertel 1353: $Apache::lonhomework::history{"resource.CODE"} ne '') {
1354: $Apache::lonhomework::results{"resource.CODE"}='';
1.141 albertel 1355: }
1.154 albertel 1356:
1.135 albertel 1357: if (!$Apache::lonhomework::scantronmode &&
1358: $Apache::inputtags::status['-1'] ne 'CAN_ANSWER' &&
1359: $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') {
1360: $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award;
1.87 albertel 1361: return '';
1.284 www 1362: } elsif ( $Apache::lonhomework::history{"resource.$id.awarded"} < 1
1.233 albertel 1363: || $Apache::lonhomework::scantronmode
1364: || &Apache::lonhomework::hide_problem_status() ) {
1.154 albertel 1365: # the student doesn't already have it correct,
1366: # or we are in a mode (scantron orno problem status) where a correct
1367: # can become incorrect
1368: # handle assignment of tries and solved status
1.135 albertel 1369: my $solvemsg;
1370: if ($Apache::lonhomework::scantronmode) {
1371: $solvemsg='correct_by_scantron';
1372: } else {
1373: $solvemsg='correct_by_student';
1374: }
1375: if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
1376: $Apache::lonhomework::results{"resource.$id.afterduedate"}='';
1377: }
1378: if ( $award eq 'ASSIGNED_SCORE') {
1379: $Apache::lonhomework::results{"resource.$id.tries"} =
1380: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1381: $Apache::lonhomework::results{"resource.$id.solved"} =
1382: $solvemsg;
1383: my $numawards=scalar(@Apache::inputtags::response);
1384: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
1385: foreach my $res (@Apache::inputtags::response) {
1.232 albertel 1386: if (defined($Apache::lonhomework::results{"resource.$id.$res.awarded"})) {
1387: $Apache::lonhomework::results{"resource.$id.awarded"}+=
1388: $Apache::lonhomework::results{"resource.$id.$res.awarded"};
1389: } else {
1390: $Apache::lonhomework::results{"resource.$id.awarded"}+=
1391: &awarddetail_to_awarded($Apache::lonhomework::results{"resource.$id.$res.awarddetail"});
1392: }
1.135 albertel 1393: }
1394: if ($numawards > 0) {
1395: $Apache::lonhomework::results{"resource.$id.awarded"}/=
1396: $numawards;
1397: }
1398: } elsif ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
1399: $Apache::lonhomework::results{"resource.$id.tries"} =
1400: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1401: $Apache::lonhomework::results{"resource.$id.solved"} =
1402: $solvemsg;
1403: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
1.261 raeburn 1404: } elsif ( $award eq 'SUBMITTED_CREDIT' ) {
1405: $Apache::lonhomework::results{"resource.$id.tries"} =
1406: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1407: $Apache::lonhomework::results{"resource.$id.solved"} =
1408: 'credit_attempted';
1409: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
1410: } elsif ( $award eq 'ANONYMOUS_CREDIT' ) {
1411: $Apache::lonhomework::results{"resource.$id.tries"} =
1412: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1413: $Apache::lonhomework::results{"resource.$id.solved"} =
1414: 'credit_attempted';
1415: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
1.135 albertel 1416: } elsif ( $award eq 'INCORRECT' ) {
1417: $Apache::lonhomework::results{"resource.$id.tries"} =
1418: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1.233 albertel 1419: if (&Apache::lonhomework::hide_problem_status()
1420: || $Apache::lonhomework::scantronmode) {
1.135 albertel 1421: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
1422: }
1423: $Apache::lonhomework::results{"resource.$id.solved"} =
1424: 'incorrect_attempted';
1425: } elsif ( $award eq 'SUBMITTED' ) {
1426: $Apache::lonhomework::results{"resource.$id.tries"} =
1427: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1428: $Apache::lonhomework::results{"resource.$id.solved"} =
1429: 'ungraded_attempted';
1.261 raeburn 1430: } elsif ( $award eq 'ANONYMOUS' ) {
1431: $Apache::lonhomework::results{"resource.$id.tries"} =
1432: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1433: $Apache::lonhomework::results{"resource.$id.solved"} =
1434: 'ungraded_attempted';
1.135 albertel 1435: } elsif ( $award eq 'DRAFT' ) {
1436: $Apache::lonhomework::results{"resource.$id.solved"} = '';
1437: } elsif ( $award eq 'NO_RESPONSE' ) {
1438: #no real response so delete any data that got stored
1.129 albertel 1439: &removealldata($id);
1440: return '';
1441: } else {
1.135 albertel 1442: $Apache::lonhomework::results{"resource.$id.solved"} =
1443: 'incorrect_attempted';
1.233 albertel 1444: if (&Apache::lonhomework::show_no_problem_status()
1445: || $Apache::lonhomework::scantronmode) {
1.135 albertel 1446: $Apache::lonhomework::results{"resource.$id.tries"} =
1447: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1448: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
1449: }
1.233 albertel 1450:
1451: if (&Apache::lonhomework::show_some_problem_status()) {
1452: # clear out the awarded if they had gotten it wrong/right
1453: # and are now in an error mode
1454: $Apache::lonhomework::results{"resource.$id.awarded"} = '';
1455: }
1.135 albertel 1456: }
1.136 albertel 1457: if (defined($msg)) {
1458: $Apache::lonhomework::results{"resource.$id.awardmsg"} = $msg;
1459: }
1.135 albertel 1460: # did either of the overall awards chage? If so ignore the
1461: # previous check
1462: if (($Apache::lonhomework::results{"resource.$id.awarded"} eq
1463: $Apache::lonhomework::history{"resource.$id.awarded"}) &&
1464: ($Apache::lonhomework::results{"resource.$id.solved"} eq
1465: $Apache::lonhomework::history{"resource.$id.solved"})) {
1466: # check if this was a previous submission if it was delete the
1467: # unneeded data and update the previously_used attribute
1468: if ( $previously_used eq 'PREVIOUSLY_USED') {
1.233 albertel 1469: if (&Apache::lonhomework::show_problem_status()) {
1.135 albertel 1470: delete($Apache::lonhomework::results{"resource.$id.tries"});
1471: $Apache::lonhomework::results{"resource.$id.previous"} = '1';
1472: }
1473: } elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
1474: #delete all data as they student didn't do anything, but save
1475: #the list of collaborators.
1476: &removealldata($id);
1477: #and since they didn't do anything we were never here
1478: return '';
1479: } else {
1480: $Apache::lonhomework::results{"resource.$id.previous"} = '0';
1481: }
1.101 albertel 1482: }
1.283 www 1483: } elsif ( $Apache::lonhomework::history{"resource.$id.awarded"} == 1 ) {
1.135 albertel 1484: #delete all data as they student already has it correct
1485: &removealldata($id);
1486: #and since they didn't do anything we were never here
1487: return '';
1.40 albertel 1488: }
1.135 albertel 1489: $Apache::lonhomework::results{"resource.$id.award"} = $award;
1.184 albertel 1490: if ($award eq 'SUBMITTED') {
1491: &Apache::response::add_to_gradingqueue();
1492: }
1.288 www 1493: $Apache::lonhomework::results{"resource.$id.type"} = $Apache::lonhomework::type;
1.289 www 1494: $Apache::lonhomework::results{"resource.$id.duedate"} = &Apache::lonnet::EXT("resource.$id.duedate");
1495: $Apache::lonhomework::results{"resource.$id.hinttries"} = &Apache::lonnet::EXT("resource.$id.hinttries");
1.290 www 1496: $Apache::lonhomework::results{"resourse.$id.version"} = &Apache::lonnet::usedversion();
1.10 albertel 1497: }
1498:
1.219 albertel 1499: sub find_which_previous {
1500: my ($version) = @_;
1501: my $part = $Apache::inputtags::part;
1502: my (@previous_version);
1503: foreach my $resp (@Apache::inputtags::response) {
1504: my $key = "$version:resource.$part.$resp.submission";
1505: my $submission = $Apache::lonhomework::history{$key};
1506: my %previous = &Apache::response::check_for_previous($submission,
1507: $part,$resp,
1508: $version);
1509: push(@previous_version,$previous{'version'});
1510: }
1511: return &previous_match(\@previous_version,
1512: scalar(@Apache::inputtags::response));
1513: }
1514:
1515: sub previous_match {
1516: my ($previous_array,$count) = @_;
1517: my $match = 0;
1518: my @matches;
1519: foreach my $versionar (@$previous_array) {
1520: foreach my $version (@$versionar) {
1521: $matches[$version]++;
1522: }
1523: }
1524: my $which=0;
1525: foreach my $elem (@matches) {
1526: if ($elem eq $count) {
1527: $match=1;
1528: last;
1529: }
1530: $which++;
1531: }
1532: return ($match,$which);
1533: }
1534:
1.9 albertel 1535: sub grade {
1.135 albertel 1536: my ($target) = @_;
1537: my $id = $Apache::inputtags::part;
1538: my $response='';
1.165 albertel 1539: if ( defined $env{'form.submitted'}) {
1.136 albertel 1540: my (@awards,@msgs);
1.135 albertel 1541: foreach $response (@Apache::inputtags::response) {
1542: &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
1543: my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
1544: &Apache::lonxml::debug("keeping $value from $response for $id");
1545: push (@awards,$value);
1.136 albertel 1546: $value=$Apache::lonhomework::results{"resource.$id.$response.awardmsg"};
1547: &Apache::lonxml::debug("got message $value from $response for $id");
1548: push (@msgs,$value);
1.135 albertel 1549: }
1.232 albertel 1550: my ($finalaward,$msg) =
1551: &finalizeawards(\@awards,\@msgs,undef,undef,
1552: $Apache::lonhomework::scantronmode);
1.135 albertel 1553: my $previously_used;
1554: if ( $#Apache::inputtags::previous eq $#awards ) {
1.219 albertel 1555: my ($match) =
1556: &previous_match(\@Apache::inputtags::previous_version,
1557: scalar(@Apache::inputtags::response));
1.244 raeburn 1558:
1.135 albertel 1559: if ($match) {
1560: $previously_used = 'PREVIOUSLY_LAST';
1561: foreach my $value (@Apache::inputtags::previous) {
1562: if ($value eq 'PREVIOUSLY_USED' ) {
1563: $previously_used = $value;
1564: last;
1565: }
1.75 albertel 1566: }
1567: }
1.43 albertel 1568: }
1.136 albertel 1569: &Apache::lonxml::debug("final award $finalaward, $previously_used, message $msg");
1570: &setgradedata($finalaward,$msg,$id,$previously_used);
1.43 albertel 1571: }
1.135 albertel 1572: return '';
1.1 albertel 1573: }
1574:
1.217 albertel 1575: sub get_grade_messages {
1.282 www 1576: my ($id,$prefix,$target,$status,$nocorrect) = @_;
1577: # nocorrect suppresses "Computer's answer now shown above"
1.217 albertel 1578: my ($message,$latemessage,$trystr,$previousmsg);
1579: my $showbutton = 1;
1580:
1581: my $award = $Apache::lonhomework::history{"$prefix.award"};
1582: my $awarded = $Apache::lonhomework::history{"$prefix.awarded"};
1583: my $solved = $Apache::lonhomework::history{"$prefix.solved"};
1584: my $previous = $Apache::lonhomework::history{"$prefix.previous"};
1585: my $awardmsg = $Apache::lonhomework::history{"$prefix.awardmsg"};
1586: &Apache::lonxml::debug("Found Award |$award|$solved|$awardmsg");
1587: if ( $award ne '' || $solved ne '' || $status eq 'SHOW_ANSWER') {
1588: &Apache::lonxml::debug('Getting message');
1.221 albertel 1589: ($showbutton,my $css_class,$message,$previousmsg) =
1.217 albertel 1590: &decideoutput($award,$awarded,$awardmsg,$solved,$previous,
1.282 www 1591: $target,(($status eq 'CAN_ANSWER') || $nocorrect));
1.217 albertel 1592: if ($target eq 'tex') {
1593: $message='\vskip 2 mm '.$message.' ';
1594: } else {
1.221 albertel 1595: $message="<td class=\"$css_class\">$message</td>";
1.217 albertel 1596: if ($previousmsg) {
1.221 albertel 1597: $previousmsg="<td class=\"LC_answer_previous\">$previousmsg</td>";
1.217 albertel 1598: }
1599: }
1600: }
1601: my $tries = $Apache::lonhomework::history{"$prefix.tries"};
1602: my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
1603: &Apache::lonxml::debug("got maxtries of :$maxtries:");
1604: #if tries are set to negative turn off the Tries/Button and messages
1605: if (defined($maxtries) && $maxtries < 0) { return ''; }
1606: if ( $tries eq '' ) { $tries = '0'; }
1607: if ( $maxtries eq '' ) { $maxtries = '2'; }
1608: if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; }
1.292 christia 1609: my $tries_text= &get_tries_text();
1.217 albertel 1610: if ($showbutton) {
1611: if ($target eq 'tex') {
1612: if ($env{'request.state'} ne "construct"
1613: && $Apache::lonhomework::type ne 'exam'
1614: && $env{'form.suppress_tries'} ne 'yes') {
1.292 christia 1615: $trystr ='{\vskip 1 mm \small '
1616: .&mt('[_1]'.$tries_text.'[_2] [_3]'
1617: ,'\textit{','}',$tries.'/'.$maxtries )
1618: .'} \vskip 2 mm';
1.217 albertel 1619: } else {
1620: $trystr = '\vskip 0 mm ';
1621: }
1622: } else {
1.292 christia 1623: my $trial =$tries;
1.217 albertel 1624: if ($Apache::lonhomework::parsing_a_task) {
1625: } elsif($env{'request.state'} ne 'construct') {
1.292 christia 1626: $trial.="/".&Apache::lonhtmlcommon::direct_parm_link($maxtries,$env{'request.symb'},'maxtries',$id,$target);
1.217 albertel 1627: } else {
1628: if (defined($Apache::inputtags::params{'maxtries'})) {
1.292 christia 1629: $trial.="/".$Apache::inputtags::params{'maxtries'};
1.217 albertel 1630: }
1631: }
1.295 raeburn 1632: $trystr = '<td><span class="LC_nobreak">'.&mt($tries_text.' [_1]',$trial).'</span></td>';
1.217 albertel 1633: }
1634: }
1.221 albertel 1635:
1.217 albertel 1636: if ($Apache::lonhomework::history{"$prefix.afterduedate"}) {
1637: #last submissions was after due date
1638: $latemessage=&mt(' The last submission was after the Due Date ');;
1639: if ($target eq 'web') {
1.221 albertel 1640: $latemessage='<td class="LC_answer_late">'.$latemessage.'</td>';
1.217 albertel 1641: }
1642: }
1643: return ($previousmsg,$latemessage,$message,$trystr,$showbutton);
1644: }
1645:
1.11 albertel 1646: sub gradestatus {
1.223 albertel 1647: my ($id,$target,$no_previous) = @_;
1.135 albertel 1648: my $showbutton = 1;
1649: my $message = '';
1650: my $latemessage = '';
1651: my $trystr='';
1652: my $button='';
1653: my $previousmsg='';
1654:
1655: my $status = $Apache::inputtags::status['-1'];
1656: &Apache::lonxml::debug("gradestatus has :$status:");
1.183 albertel 1657: if ( $status ne 'CLOSED'
1658: && $status ne 'UNAVAILABLE'
1659: && $status ne 'INVALID_ACCESS'
1660: && $status ne 'NEEDS_CHECKIN'
1.300 raeburn 1661: && $status ne 'NOT_IN_A_SLOT'
1662: && $status ne 'RESERVABLE'
1663: && $status ne 'RESERVABLE_LATER'
1664: && $status ne 'NOTRESERVABLE') {
1.217 albertel 1665:
1.305 raeburn 1666: if ($status eq 'SHOW_ANSWER') {
1667: $showbutton = 0;
1668: }
1669:
1.217 albertel 1670: ($previousmsg,$latemessage,$message,$trystr) =
1671: &get_grade_messages($id,"resource.$id",$target,$status,
1672: $showbutton);
1.305 raeburn 1673: if ($status eq 'CANNOT_ANSWER') {
1.217 albertel 1674: $showbutton = 0;
1.164 albertel 1675: }
1.218 albertel 1676: if ( $status eq 'SHOW_ANSWER') {
1677: undef($previousmsg);
1678: }
1.135 albertel 1679: if ( $showbutton ) {
1680: if ($target ne 'tex') {
1.230 albertel 1681: $button =
1.262 www 1682: '<input onmouseup="javascript:setSubmittedPart(\''.$id.'\');this.form.action+=\'#'.&escape($id).'\';"
1.260 droeschl 1683: type="submit" name="submit_'.$id.'"
1684: value="'.&mt('Submit Answer').'" />';
1.135 albertel 1685: }
1686: }
1.217 albertel 1687:
1.135 albertel 1688: }
1689: my $output= $previousmsg.$latemessage.$message.$trystr;
1690: if ($output =~ /^\s*$/) {
1691: return $button;
1.63 sakharuk 1692: } else {
1.135 albertel 1693: if ($target eq 'tex') {
1694: return $button.' \vskip 0 mm '.$output.' ';
1695: } else {
1.223 albertel 1696: $output =
1697: '<table><tr><td>'.$button.'</td>'.$output;
1698: if (!$no_previous) {
1699: $output.='<td>'.&previous_tries($id,$target).'</td>';
1700: }
1701: $output.= '</tr></table>';
1702: return $output;
1.135 albertel 1703: }
1.63 sakharuk 1704: }
1.11 albertel 1705: }
1.217 albertel 1706:
1707: sub previous_tries {
1708: my ($id,$target) = @_;
1709: my $output;
1710: my $status = $Apache::inputtags::status['-1'];
1.219 albertel 1711:
1712: my $count;
1713: my %count_lookup;
1.274 raeburn 1714: my $lastrndseed;
1.318 raeburn 1715: my $numstamps = 0;
1.219 albertel 1716:
1.217 albertel 1717: foreach my $i (1..$Apache::lonhomework::history{'version'}) {
1718: my $prefix = $i.":resource.$id";
1.263 raeburn 1719: my $is_anon;
1720: if (defined($env{'form.grade_symb'})) {
1721: if (($Apache::lonhomework::history{"$prefix.type"} eq 'anonsurvey') ||
1722: ($Apache::lonhomework::history{"$prefix.type"} eq 'anonsurveycred')) {
1723: $is_anon = 1;
1724: }
1725: }
1.217 albertel 1726: next if (!exists($Apache::lonhomework::history{"$prefix.award"}));
1.219 albertel 1727: $count++;
1728: $count_lookup{$i} = $count;
1.274 raeburn 1729: my $curr_rndseed = $Apache::lonhomework::history{"$prefix.rndseed"};
1.217 albertel 1730: my ($previousmsg,$latemessage,$message,$trystr);
1731:
1732: ($previousmsg,$latemessage,$message,$trystr) =
1733: &get_grade_messages($id,"$prefix",$target,$status);
1734:
1.219 albertel 1735: if ($previousmsg ne '') {
1736: my ($match,$which) = &find_which_previous($i);
1737: $message=$previousmsg;
1738: my $previous = $count_lookup{$which};
1.226 albertel 1739: $message =~ s{(</td>)}{ as submission \# $previous $1};
1.221 albertel 1740: } elsif ($Apache::lonhomework::history{"$prefix.tries"}) {
1.233 albertel 1741: if (!(&Apache::lonhomework::hide_problem_status()
1.225 albertel 1742: && $Apache::inputtags::status[-1] ne 'SHOW_ANSWER')
1743: && $Apache::lonhomework::history{"$prefix.solved"} =~/^correct/
1744: ) {
1745:
1.238 bisitz 1746: my $txt_correct = &mt('Correct');
1.279 raeburn 1747: my $awarded = $Apache::lonhomework::history{"$prefix.awarded"};
1748: if ($awarded < 1 && $awarded > 0) {
1.280 raeburn 1749: $txt_correct=&mt('Partially Correct');
1.279 raeburn 1750: } elsif ($awarded < 1) {
1751: if ($awarded eq '') {
1752: $txt_correct='';
1753: } else {
1754: $txt_correct=&mt('Incorrect');
1755: }
1756: }
1.221 albertel 1757: $message =~ s{(<td.*?>)(.*?)(</td>)}
1.238 bisitz 1758: {$1 <strong>$txt_correct</strong>. $3}s;
1.221 albertel 1759: }
1.238 bisitz 1760: my $trystr = "(".&mt('Try [_1]',$Apache::lonhomework::history{"$prefix.tries"}).")";
1.294 raeburn 1761: if (($curr_rndseed || $lastrndseed) && ($i > 1)) {
1.274 raeburn 1762: if ($curr_rndseed ne $lastrndseed) {
1763: $trystr .= '<br /><span style="color: green; white-space: nowrap; font-style: italic; font-weight: bold; font-size: 80%;">'.&mt('New problem variation this try.').'</span>';
1764: }
1765: }
1.221 albertel 1766: $message =~ s{(</td>)}{ $trystr $1};
1.219 albertel 1767: }
1.221 albertel 1768: my ($class) = ($message =~ m{<td.*class="([^"]*)"}); #"
1769: $message =~ s{(<td.*?>)}{<td>};
1770:
1.219 albertel 1771:
1.318 raeburn 1772: $output .= '<tr class="'.$class.'">'.
1773: '<td align="center">'.$count.'</td>'.$message;
1774: if ((!$is_anon) && ($Apache::lonhomework::history{"$prefix.tries"}) &&
1775: ($Apache::lonhomework::history{"$prefix.award"} ne 'ASSIGNED_SCORE') &&
1776: ($Apache::lonhomework::history{$i.':timestamp'})) {
1777: $output .= '<td>'.&Apache::lonlocal::locallocaltime(
1778: $Apache::lonhomework::history{$i.':timestamp'}).'</td>';
1779: $numstamps ++;
1780: } else {
1781: $output .= '<td></td>';
1782: }
1.217 albertel 1783: foreach my $resid (@Apache::inputtags::response) {
1784: my $prefix = $prefix.".$resid";
1785: if (exists($Apache::lonhomework::history{"$prefix.submission"})) {
1786: my $submission =
1787: $Apache::inputtags::submission_display{"$prefix.submission"};
1788: if (!defined($submission)) {
1789: $submission =
1790: $Apache::lonhomework::history{"$prefix.submission"};
1791: }
1.263 raeburn 1792: if ($is_anon) {
1793: $output.='<td>'.&mt('(only shown to submitter)').'</td>';
1794: } else {
1795: $output.='<td>'.$submission.'</td>';
1796: }
1.217 albertel 1797: } else {
1798: $output.='<td></td>';
1799: }
1800: }
1.221 albertel 1801: $output.=&Apache::loncommon::end_data_table_row()."\n";
1.274 raeburn 1802: $lastrndseed = $curr_rndseed;
1.217 albertel 1803: }
1804: return if ($output eq '');
1.318 raeburn 1805: my $headers = '<tr>'.
1806: '<th>'.&mt('Submission #').'</th>'.
1807: '<th>'.&mt('Try').'</th><th>';
1808: if ($numstamps) {
1809: $headers .= &mt('When');
1810: }
1811: $headers .= '</th>';
1812: my $colspan = scalar(@Apache::inputtags::response);
1813: if ($colspan > 1) {
1814: $headers .= '<th colspan="'.$colspan.'">';
1815: } else {
1816: $headers .= '<th>';
1817: }
1818: $headers .= &mt('Submitted Answer').'</th></tr>';
1.298 www 1819: $output ='<table class="LC_prior_tries">'.$headers.$output.'</table>';
1.226 albertel 1820:
1.263 raeburn 1821: my $tries_text = &get_tries_text('link');
1.231 albertel 1822: my $prefix = $env{'form.request.prefix'};
1823: $prefix =~ tr{.}{_};
1824: my $function_name = "LONCAPA_previous_tries_".$prefix.
1.234 albertel 1825: $Apache::lonxml::curdepth.'_'.$env{'form.counter'};
1.298 www 1826: my $result = &Apache::loncommon::modal_adhoc_window($function_name,420,410,$output,&mt($tries_text))."<br />";
1.217 albertel 1827: return $result;
1828: }
1829:
1.263 raeburn 1830: sub get_tries_text {
1831: my ($context) = @_;
1832: my $tries_text;
1833: if ($context eq 'link') {
1834: $tries_text = 'Previous Tries';
1835: } else {
1836: $tries_text = 'Tries';
1837: }
1838: if ( $Apache::lonhomework::type eq 'survey' ||
1839: $Apache::lonhomework::type eq 'surveycred' ||
1840: $Apache::lonhomework::type eq 'anonsurvey' ||
1841: $Apache::lonhomework::type eq 'anonsurveycred' ||
1842: $Apache::lonhomework::parsing_a_task) {
1843: if ($context eq 'link') {
1844: $tries_text = 'Previous Submissions';
1845: } else {
1846: $tries_text = 'Submissions';
1847: }
1848: }
1849: return $tries_text;
1850: }
1851:
1.314 raeburn 1852: sub spelling_languages {
1853: my %langchoices;
1854: foreach my $id (&Apache::loncommon::languageids()) {
1855: my $code = &Apache::loncommon::supportedlanguagecode($id);
1856: if ($code ne '') {
1857: $langchoices{$code} = &Apache::loncommon::plainlanguagedescription($id);
1858: }
1859: }
1860: my @spelllangs = ('none');
1861: foreach my $code ('en','de','he','es','fr','pt','tr') {
1862: push(@spelllangs,[$code,$langchoices{$code}]);
1863: }
1864: return \@spelllangs;
1865: }
1866:
1.1 albertel 1867: 1;
1868: __END__
1.249 jms 1869:
1870: =pod
1871:
1872: =back
1873:
1874: =cut
1.43 albertel 1875:
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