Annotation of loncom/homework/inputtags.pm, revision 1.160
1.43 albertel 1: # The LearningOnline Network with CAPA
2: # input definitons
1.47 albertel 3: #
1.160 ! albertel 4: # $Id: inputtags.pm,v 1.159 2005/03/15 16:50:19 albertel Exp $
1.47 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
1.1 albertel 27:
28: package Apache::inputtags;
1.55 albertel 29: use HTML::Entities();
1.1 albertel 30: use strict;
1.82 www 31: use Apache::loncommon;
1.115 www 32: use Apache::lonlocal;
1.1 albertel 33:
1.50 harris41 34: BEGIN {
1.135 albertel 35: &Apache::lonxml::register('Apache::inputtags',('hiddenline','textfield','textline'));
1.1 albertel 36: }
37:
1.43 albertel 38:
1.1 albertel 39: sub initialize_inputtags {
1.135 albertel 40: # list of current input ids
41: @Apache::inputtags::input=();
42: # list of all input ids seen in this problem
43: @Apache::inputtags::inputlist=();
44: # list of all current response ids
45: @Apache::inputtags::response=();
46: # list of all response ids seen in this problem
47: @Apache::inputtags::responselist=();
48: # list of whether or not a specific response was previously used
49: @Apache::inputtags::previous=();
50: # submission it was used in
51: @Apache::inputtags::previous_version=();
52: # id of current part, 0 means that no part is current
53: # (inside <problem> only
54: $Apache::inputtags::part='';
55: # list of all part ids seen
56: @Apache::inputtags::partlist=();
57: # list of problem date statuses, the first element is for <problem>
58: # if there is a second element it is for the current <part>
59: @Apache::inputtags::status=();
60: # hash of defined params for the current response
61: %Apache::inputtags::params=();
62: # list of all ids, for <import>, these get join()ed and prepended
63: @Apache::inputtags::import=();
64: # list of all import ids seen
65: @Apache::inputtags::importlist=();
66: # just used to note whether we have seen a response that isn't in a part
67: $Apache::inputtags::response_with_no_part=0;
1.144 albertel 68: # storage location so the begin <*response> tag can generate the correct
69: # answer string for display by the <textline />
70: %Apache::inputtags::answertxt=();
1.103 albertel 71: }
72:
73: sub check_for_duplicate_ids {
74: my %check;
75: foreach my $id (@Apache::inputtags::partlist,
76: @Apache::inputtags::responselist,
77: @Apache::inputtags::importlist) {
78: $check{$id}++;
79: }
80: my @duplicates;
81: foreach my $id (sort(keys(%check))) {
82: if ($check{$id} > 1) {
83: push(@duplicates,$id);
84: }
85: }
86: if (@duplicates) {
87: &Apache::lonxml::error("Duplicated ids found, problem will operate incorrectly. Duplicated ids seen: ",join(', ',@duplicates));
88: }
1.1 albertel 89: }
90:
1.14 albertel 91: sub start_input {
1.135 albertel 92: my ($parstack,$safeeval)=@_;
93: my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval);
94: if ($id eq '') { $id = $Apache::lonxml::curdepth; }
95: push (@Apache::inputtags::input,$id);
96: push (@Apache::inputtags::inputlist,$id);
97: return $id;
1.14 albertel 98: }
99:
100: sub end_input {
1.135 albertel 101: pop @Apache::inputtags::input;
102: return '';
1.14 albertel 103: }
104:
1.124 www 105: sub addchars {
106: my ($fieldid,$addchars)=@_;
107: my $output='';
108: foreach (split(/\,/,$addchars)) {
109: $output.='<a href="javascript:void(document.forms.lonhomework.'.
110: $fieldid.'.value+=\''.$_.'\')">'.$_.'</a> ';
111: }
112: return $output;
113: }
114:
1.48 albertel 115: sub start_textfield {
1.135 albertel 116: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
117: my $result = "";
118: my $id = &start_input($parstack,$safeeval);
119: my $resid=$Apache::inputtags::response[-1];
120: if ($target eq 'web') {
121: $Apache::lonxml::evaluate--;
122: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
123: my $partid=$Apache::inputtags::part;
1.138 albertel 124: my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$resid.submission"},'<>&"');
1.135 albertel 125: my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
126: if ( $cols eq '') { $cols = 80; }
127: my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
1.143 www 128: if ( $rows eq '') { $rows = 16; }
1.135 albertel 129: my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
130: $result='';
131: if ($addchars) {
132: $result.=&addchars('HWVAL_'.$resid,$addchars);
133: }
1.143 www 134: push @Apache::lonxml::htmlareafields,'HWVAL_'.$resid;
135: $result.= '<textarea wrap="hard" name="HWVAL_'.$resid.'" id="HWVAL_'.$resid.'" '.
1.135 albertel 136: "rows=\"$rows\" cols=\"$cols\">".$oldresponse;
137: if ($oldresponse ne '') {
1.143 www 138:
1.135 albertel 139: #get rid of any startup text if the user has already responded
140: &Apache::lonxml::get_all_text("/textfield",$parser);
141: }
142: } else {
143: #right or wrong don't show it
144: #$result='<table border="1"><tr><td><i>'.$oldresponse.'</i></td></tr></table>';
145: $result='';
146: #get rid of any startup text
1.84 albertel 147: &Apache::lonxml::get_all_text("/textfield",$parser);
1.61 albertel 148: }
1.135 albertel 149: } elsif ($target eq 'grade') {
150: my $seedtext=&Apache::lonxml::get_all_text("/textfield",$parser);
151: if ($seedtext eq $ENV{'form.HWVAL_'.$resid}) {
152: # if the seed text is still there it wasn't a real submission
153: $ENV{'form.HWVAL_'.$resid}='';
154: }
155: } elsif ($target eq 'edit') {
156: $result.=&Apache::edit::tag_start($target,$token);
157: $result.=&Apache::edit::text_arg('Rows:','rows',$token,4);
158: $result.=&Apache::edit::text_arg('Columns:','cols',$token,4);
159: $result.=&Apache::edit::text_arg
160: ('Click-On Texts (comma sep):','addchars',$token,10);
161: my $bodytext=&Apache::lonxml::get_all_text("/textfield",$parser);
162: $result.=&Apache::edit::editfield($token->[1],$bodytext,'Text you want to appear by default:',80,2);
163: } elsif ($target eq 'modified') {
164: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
165: $safeeval,'rows','cols',
166: 'addchars');
167: if ($constructtag) {
168: $result = &Apache::edit::rebuild_tag($token);
169: } else {
170: $result=$token->[4];
171: }
172: $result.=&Apache::edit::modifiedfield("/textfield",$parser);
173: } elsif ($target eq 'tex') {
174: my $number_of_lines = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
175: my $width_of_box = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
176: if ($$tagstack[-2] eq 'essayresponse' and $Apache::lonhomework::type eq 'exam') {
177: $result = '\fbox{\fbox{\parbox{\textwidth-5mm}{';
178: for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
179: $result.='\strut \\\\\strut \\\\\strut \\\\\strut \\\\}}}';
180: } else {
181: my $TeXwidth=$width_of_box/80;
182: $result = '\vskip 1 mm \fbox{\fbox{\parbox{'.$TeXwidth.'\textwidth-5mm}{';
183: for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
184: $result.='}}}\vskip 2 mm ';
185: }
1.60 albertel 186: }
1.135 albertel 187: return $result;
1.6 albertel 188: }
189:
1.48 albertel 190: sub end_textfield {
1.135 albertel 191: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
192: my $result;
193: if ($target eq 'web') {
194: $Apache::lonxml::evaluate++;
195: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
196: return "</textarea>";
197: }
198: } elsif ($target eq 'edit') {
199: $result=&Apache::edit::end_table();
200: }
201: &end_input;
202: return $result;
1.6 albertel 203: }
204:
1.1 albertel 205: sub start_textline {
1.135 albertel 206: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
207: my $result = "";
208: if ($target eq 'web') {
209: $Apache::lonxml::evaluate--;
210: my $partid=$Apache::inputtags::part;
211: my $id=$Apache::inputtags::response[-1];
212: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
213: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
214: my $maxlength;
215: if ($size eq '') { $size=20; } else {
216: if ($size < 20) { $maxlength=$size; }
217: }
1.138 albertel 218: my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"},'<>&"');
1.135 albertel 219: if ($Apache::lonhomework::type ne 'exam') {
220: my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
221: $result='';
222: if ($addchars) {
223: $result.=&addchars('HWVAL_'.$id,$addchars);
224: }
1.157 albertel 225: my $readonly=&Apache::lonxml::get_param('readonly',$parstack,
226: $safeeval);
227: if (lc($readonly) eq 'yes') {
228: $readonly=' readonly="readonly" ';
1.158 albertel 229: } else {
230: $readonly='';
1.157 albertel 231: }
232: $result.= '<input type="text" '.$readonly.' name="HWVAL_'.$id.'" value="'.
1.135 albertel 233: $oldresponse.'" size="'.$size.'" maxlength="'.$maxlength.'" />';
234: }
235: } else {
236: #right or wrong don't show what was last typed in.
1.144 albertel 237: $result='<i>'.$Apache::inputtags::answertxt{$id}.'</i>';
238: #$result='';
1.135 albertel 239: }
240: } elsif ($target eq 'edit') {
241: $result=&Apache::edit::tag_start($target,$token);
242: $result.=&Apache::edit::text_arg('Size:','size',$token,'5').
1.157 albertel 243: &Apache::edit::text_arg('Click-On Texts (comma sep):',
244: 'addchars',$token,10);
245: $result.=&Apache::edit::select_arg('Readonly:','readonly',
246: ['no','yes'],$token);
247: $result.=&Apache::edit::end_row();
248: $result.=&Apache::edit::end_table();
1.135 albertel 249: } elsif ($target eq 'modified') {
1.157 albertel 250: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
251: $safeeval,'size',
252: 'addchars','readonly');
1.135 albertel 253: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
254: } elsif ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
255: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
256: if ($size != 0) {$size=$size*2; $size.=' mm';} else {$size='40 mm';}
257: $result='\framebox['.$size.'][s]{\tiny\strut}';
258: }
259: return $result;
1.1 albertel 260: }
261:
262: sub end_textline {
1.135 albertel 263: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
264: if ($target eq 'web') { $Apache::lonxml::evaluate++; }
265: elsif ($target eq 'edit') { return ('','no'); }
266: return "";
1.9 albertel 267: }
268:
1.98 albertel 269: sub start_hiddenline {
270: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
271: my $result = "";
272: if ($target eq 'web') {
273: $Apache::lonxml::evaluate--;
274: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
275: my $partid=$Apache::inputtags::part;
276: my $id=$Apache::inputtags::response[-1];
1.138 albertel 277: my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"},'<>&"');
1.98 albertel 278: if ($Apache::lonhomework::type ne 'exam') {
279: $result= '<input type="hidden" name="HWVAL_'.$id.'" value="'.
280: $oldresponse.'" />';
281: }
282: }
283: } elsif ($target eq 'edit') {
284: $result=&Apache::edit::tag_start($target,$token);
285: $result.=&Apache::edit::end_table;
286: }
287: return $result;
288: }
289:
290: sub end_hiddenline {
1.135 albertel 291: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
292: if ($target eq 'web') { $Apache::lonxml::evaluate++; }
293: elsif ($target eq 'edit') { return ('','no'); }
294: return "";
1.98 albertel 295: }
296:
1.160 ! albertel 297: # $part -> partid
! 298: # $id -> responseid
! 299: # $uploadefiletypes -> comma seperated list of extensions allowed or * for any
! 300: # $which -> 'uploadedonly' -> only newly uploaded files
! 301: # 'portfolioonly' -> only allow files from portfolio
! 302: # 'both' -> allow files from either location
! 303: # returns a table row <tr>
! 304: sub file_selector {
! 305: my ($part,$id,$uploadedfiletypes,$which)=@_;
! 306: if (!$uploadedfiletypes) { return ''; }
! 307: my $result;
! 308:
! 309: $result.='<tr><td>'.
! 310: &mt('Allowed filetypes: <b>[_1]</b>',$uploadedfiletypes).'<br />';
! 311: if ($which eq 'uploadonly' || $which eq 'both') {
! 312: $result.=&mt('Submit a file: (only one file can be uploaded)').
! 313: ' <br /><input type="file" size="50" name="HWFILE'.
! 314: $part.'_'.$id.'" /><br />';
! 315: my $uploadedfile= &HTML::Entities::encode($Apache::lonhomework::history{"resource.$part.$id.uploadedfile"},'<>&"');
! 316:
! 317: if ($uploadedfile) {
! 318: my $url=$Apache::lonhomework::history{"resource.$part.$id.uploadedurl"};
! 319: push (@Apache::lonxml::extlinks,$url);
! 320: &Apache::lonnet::allowuploaded('/adm/essayresponse',$url);
! 321: my $icon=&Apache::loncommon::icon($url);
! 322: my $curfile='<a href="'.$url.'"><img src="'.$icon.
! 323: '" border="0" />'.$uploadedfile.'</a>';
! 324: $result.=&mt('Currently submitted: <tt>[_1]</tt>',$curfile);
! 325: } else {
! 326: #$result.=&mt('(Hand in a file you have prepared on your computer)');
! 327: }
! 328: }
! 329: if ( $which eq 'both') {
! 330: $result.='<br />'.'<strong>'.&mt('OR:').'</strong><br />';
! 331: }
! 332: if ($which eq 'portfolioonly' || $which eq 'both') {
! 333: $result.='<a href='."'".'javascript:void(window.open("/adm/portfolio?mode=selectfile&fieldname=HWPORT'.$part.'_'.$id.'","cat","height=600,width=800,scrollbars=1,resizable=1,menubar=2,location=1"))'."'".'>'.
! 334: &mt('Select Portfolio Files').'</a><br />'.
! 335: '<input type="text" size="50" name="HWPORT'.$part.'_'.$id.'" value="" />'.
! 336: '<br />';
! 337: if ($Apache::lonhomework::history{"resource.$part.$id.portfiles"}=~/[^\s]/){
! 338: my $filelist;
! 339: foreach my $file (split(',',&Apache::lonnet::unescape($Apache::lonhomework::history{"resource.$part.$id.portfiles"}))) {
! 340: my (undef,undef,$domain,$user)=&Apache::lonxml::whichuser();
! 341: my $url="/uploaded/$domain/$user/portfolio$file";
! 342: my $icon=&Apache::loncommon::icon($url);
! 343: $filelist.='<a href="'.$url.'"><img src="'.$icon.
! 344: '" border="0" />'.$file.'</a>';
! 345: }
! 346: $result.=&mt("Portfolio files previously selected: <strong>[_1]</strong>",$filelist);
! 347: }
! 348: }
! 349: $result.='</td></tr>';
! 350: return $result;
! 351: }
! 352:
1.136 albertel 353: sub checkstatus {
354: my ($value,$awardref,$msgref)=@_;
355: for (my $i=0;$i<=$#$awardref;$i++) {
356: if ($$awardref[$i] eq $value) {
357: return ($$awardref[$i],$$msgref[$i]);
358: }
359: }
360: return(undef,undef);
361: }
362:
1.9 albertel 363: sub finalizeawards {
1.136 albertel 364: my ($awardref,$msgref)=@_;
365: my $result=undef;
1.135 albertel 366: my $award;
1.136 albertel 367: my $msg;
368: if ($#$awardref == -1) { $result = "NO_RESPONSE"; }
1.135 albertel 369: if ($result eq '' ) {
370: my $blankcount;
1.136 albertel 371: foreach $award (@$awardref) {
1.135 albertel 372: if ($award eq '') {
373: $result='MISSING_ANSWER';
374: $blankcount++;
375: }
376: }
1.136 albertel 377: if ($blankcount == ($#$awardref + 1)) { $result = 'NO_RESPONSE'; }
1.135 albertel 378: }
1.136 albertel 379: if (defined($result)) { return ($result,$msg); }
380: foreach my $possibleaward ('MISSING_ANSWER', 'ERROR', 'NO_RESPONSE',
1.137 albertel 381: 'TOO_LONG', 'UNIT_INVALID_INSTRUCTOR',
382: 'UNIT_INVALID_STUDENT', 'UNIT_IRRECONCIBLE',
383: 'UNIT_FAIL', 'NO_UNIT',
1.136 albertel 384: 'UNIT_NOTNEEDED', 'WANTED_NUMERIC',
385: 'BAD_FORMULA', 'SIG_FAIL', 'INCORRECT',
386: 'MISORDERED_RANK', 'INVALID_FILETYPE',
387: 'DRAFT', 'SUBMITTED', 'ASSIGNED_SCORE',
1.153 albertel 388: 'APPROX_ANS', 'EXACT_ANS','COMMA_FAIL') {
1.136 albertel 389: ($result,$msg)=&checkstatus($possibleaward,$awardref,$msgref);
390: if (defined($result)) { return ($result,$msg); }
1.135 albertel 391: }
1.136 albertel 392: return ('ERROR',undef);
1.9 albertel 393: }
394:
1.10 albertel 395: sub decideoutput {
1.136 albertel 396: my ($award,$awardmsg,$solved,$previous,$target)=@_;
1.135 albertel 397: my $message='';
398: my $button=0;
399: my $previousmsg;
400: my $bgcolor='orange';
1.148 albertel 401: my $added_computer_text=0;
1.135 albertel 402: my %possiblecolors =
403: ( 'correct' => '#aaffaa',
404: 'charged_try' => '#ffaaaa',
405: 'not_charged_try' => '#ffffaa',
406: 'no_message' => '#fffff',
407: );
408: if ($previous) { $previousmsg=&mt('You have entered that answer before'); }
409:
410: if ($solved =~ /^correct/) {
411: if ($award eq 'ASSIGNED_SCORE') {
412: $message = &mt("A score has been assigned.");
413: } else {
414: if ($target eq 'tex') {
415: $message = '\textbf{'.&mt('You are correct.').'}';
416: } else {
417: $message = "<b>".&mt('You are correct.')."</b>";
1.150 albertel 418: $message.=" ".&mt("Computer's answer now shown above.");
1.135 albertel 419: }
1.148 albertel 420: $added_computer_text=1;
1.135 albertel 421: unless ($ENV{'course.'.
422: $ENV{'request.course.id'}.
423: '.disable_receipt_display'} eq 'yes') {
424: $message.=(($target eq 'web')?'<br />':' ').
425: &mt('Your receipt is').' '.&Apache::lonnet::receipt($Apache::inputtags::part).
426: (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
427: }
428: }
429: $bgcolor=$possiblecolors{'correct'};
430: $button=0;
431: $previousmsg='';
432: } elsif ($solved =~ /^excused/) {
433: if ($target eq 'tex') {
434: $message = ' \textbf{'.&mt('You are excused from the problem.').'} ';
435: } else {
436: $message = "<b>".&mt('You are excused from the problem.')."</b>";
437: }
438: $bgcolor=$possiblecolors{'charged_try'};
439: $button=0;
440: $previousmsg='';
441: } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
442: if ($solved =~ /^incorrect/ || $solved eq '') {
1.144 albertel 443: $message = &mt("Incorrect").".";
1.135 albertel 444: $bgcolor=$possiblecolors{'charged_try'};
445: $button=1;
446: } else {
1.144 albertel 447: if ($target eq 'tex') {
448: $message = '\textbf{'.&mt('You are correct.').'}';
449: } else {
450: $message = "<b>".&mt('You are correct.')."</b>";
1.150 albertel 451: $message.=" ".&mt("Computer's answer now shown above.");
1.144 albertel 452: }
1.148 albertel 453: $added_computer_text=1;
1.135 albertel 454: unless ($ENV{'course.'.
455: $ENV{'request.course.id'}.
456: '.disable_receipt_display'} eq 'yes') {
457: $message.=(($target eq 'web')?'<br />':' ').
458: 'Your receipt is '.&Apache::lonnet::receipt($Apache::inputtags::part).
459: (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
460: }
461: $bgcolor=$possiblecolors{'correct'};
462: $button=0;
463: $previousmsg='';
464: }
465: } elsif ($award eq 'NO_RESPONSE') {
466: $message = '';
467: $bgcolor=$possiblecolors{'no_feedback'};
468: $button=1;
469: } elsif ($award eq 'MISSING_ANSWER') {
470: $message = &mt('Some items were not submitted.');
471: $bgcolor=$possiblecolors{'not_charged_try'};
472: $button = 1;
473: } elsif ($award eq 'ERROR') {
474: $message = &mt('An error occured while grading your answer.');
475: $bgcolor=$possiblecolors{'not_charged_try'};
476: $button = 1;
477: } elsif ($award eq 'TOO_LONG') {
478: $message = &mt("The submitted answer was too long.");
479: $bgcolor=$possiblecolors{'not_charged_try'};
480: $button=1;
481: } elsif ($award eq 'WANTED_NUMERIC') {
482: $message = &mt("This question expects a numeric answer.");
483: $bgcolor=$possiblecolors{'not_charged_try'};
484: $button=1;
485: } elsif ($award eq 'MISORDERED_RANK') {
486: $message = &mt('You have provided an invalid ranking');
487: if ($target ne 'tex') {
1.159 albertel 488: $message.=', '.&mt('please refer to').' '.&Apache::loncommon::help_open_topic('Ranking_Problems','help on ranking problems');
1.135 albertel 489: }
490: $bgcolor=$possiblecolors{'not_charged_try'};
491: $button=1;
492: } elsif ($award eq 'INVALID_FILETYPE') {
493: $message = &mt('The filetype extension of the file you uploaded is not allowed.');
494: $bgcolor=$possiblecolors{'not_charged_try'};
495: $button=1;
496: } elsif ($award eq 'SIG_FAIL') {
1.145 albertel 497: my ($used,$min,$max)=split(':',$awardmsg);
498: my $word;
499: if ($used < $min) { $word=&mt('more'); }
500: if ($used > $max) { $word=&mt('fewer'); }
501: $message = &mt("Submission not graded. Use [_2] digits.",$used,$word);
1.135 albertel 502: $bgcolor=$possiblecolors{'not_charged_try'};
503: $button=1;
1.137 albertel 504: } elsif ($award eq 'UNIT_INVALID_INSTRUCTOR') {
505: $message = &mt('Error in instructor specifed unit. This error has been reported to the instructor.', $awardmsg);
506: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
507: $bgcolor=$possiblecolors{'not_charged_try'};
508: $button=1;
509: } elsif ($award eq 'UNIT_INVALID_STUDENT') {
1.155 albertel 510: $message = &mt('Unable to interpret units. Computer reads units as "[_1]".',&markup_unit($awardmsg,$target));
1.137 albertel 511: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
512: $bgcolor=$possiblecolors{'not_charged_try'};
513: $button=1;
1.140 matthew 514: } elsif ($award eq 'UNIT_FAIL' || $award eq 'UNIT_IRRECONCIBLE') {
1.155 albertel 515: $message = &mt('Incompatible units. No conversion found between "[_1]" and the required units.',&markup_unit($awardmsg,$target));
1.136 albertel 516: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');}
1.135 albertel 517: $bgcolor=$possiblecolors{'not_charged_try'};
518: $button=1;
519: } elsif ($award eq 'UNIT_NOTNEEDED') {
1.155 albertel 520: $message = &mt('Only a number required. Computer reads units of "[_1]".',&markup_unit($awardmsg,$target));
1.135 albertel 521: $bgcolor=$possiblecolors{'not_charged_try'};
522: $button=1;
523: } elsif ($award eq 'NO_UNIT') {
1.144 albertel 524: $message = &mt("Units required").'.';
1.135 albertel 525: if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units')};
526: $bgcolor=$possiblecolors{'not_charged_try'};
527: $button=1;
1.153 albertel 528: } elsif ($award eq 'COMMA_FAIL') {
529: $message = &mt("Proper comma separation is required").'.';
530: $bgcolor=$possiblecolors{'not_charged_try'};
531: $button=1;
1.135 albertel 532: } elsif ($award eq 'BAD_FORMULA') {
533: $message = &mt("Unable to understand formula");
534: $bgcolor=$possiblecolors{'not_charged_try'};
535: $button=1;
536: } elsif ($award eq 'INCORRECT') {
1.144 albertel 537: $message = &mt("Incorrect").'.';
1.135 albertel 538: $bgcolor=$possiblecolors{'charged_try'};
539: $button=1;
540: } elsif ($award eq 'SUBMITTED') {
541: $message = &mt("Your submission has been recorded.");
542: $bgcolor=$possiblecolors{'correct'};
543: $button=1;
544: } elsif ($award eq 'DRAFT') {
1.144 albertel 545: $message = &mt("A draft copy has been saved.");
1.135 albertel 546: $bgcolor=$possiblecolors{'not_charged_try'};
547: $button=1;
548: } elsif ($award eq 'ASSIGNED_SCORE') {
1.144 albertel 549: $message = &mt("A score has been assigned.");
1.135 albertel 550: $bgcolor=$possiblecolors{'correct'};
551: $button=0;
1.144 albertel 552: } elsif ($award eq '') {
553: $bgcolor=$possiblecolors{'not_charged_try'};
554: $button=1;
1.135 albertel 555: } else {
556: $message = &mt("Unknown message").": $award";
557: $button=1;
558: }
559: if (lc($Apache::lonhomework::problemstatus) eq 'no' &&
560: $Apache::inputtags::status[-1] ne 'SHOW_ANSWER') {
561: $message = &mt("Answer Submitted: Your final submission will be graded after the due date.");
562: $bgcolor=$possiblecolors{'correct'};
563: $button=1;
564: }
1.148 albertel 565: if ($Apache::inputtags::status[-1] eq 'SHOW_ANSWER' &&
1.150 albertel 566: !$added_computer_text && $target ne 'tex') {
1.149 albertel 567: $message.=" ".&mt("Computer's answer now shown above.");
1.148 albertel 568: $added_computer_text=1;
1.144 albertel 569: }
1.135 albertel 570: return ($button,$bgcolor,$message,$previousmsg);
1.12 albertel 571: }
572:
1.155 albertel 573: sub markup_unit {
574: my ($unit,$target)=@_;
575: if ($target eq 'tex') {
576: return '\texttt{'.&Apache::lonxml::latex_special_symbols($unit).'}';
577: } else {
578: return "<tt>".$unit."</tt>";
579: }
580: }
581:
1.88 albertel 582: sub removealldata {
1.87 albertel 583: my ($id)=@_;
584: foreach my $key (keys(%Apache::lonhomework::results)) {
585: if (($key =~ /^resource\.\Q$id\E\./) && ($key !~ /\.collaborators$/)) {
586: &Apache::lonxml::debug("Removing $key");
587: delete($Apache::lonhomework::results{$key});
588: }
589: }
590: }
591:
1.142 albertel 592: sub hidealldata {
593: my ($id)=@_;
594: foreach my $key (keys(%Apache::lonhomework::results)) {
595: if (($key =~ /^resource\.\Q$id\E\./) && ($key !~ /\.collaborators$/)) {
596: &Apache::lonxml::debug("Hidding $key");
597: my $newkey=$key;
598: $newkey=~s/^(resource\.\Q$id\E\.[^\.]+\.)(.*)$/${1}hidden${2}/;
599: $Apache::lonhomework::results{$newkey}=
600: $Apache::lonhomework::results{$key};
601: delete($Apache::lonhomework::results{$key});
602: }
603: }
604: }
605:
1.12 albertel 606: sub setgradedata {
1.136 albertel 607: my ($award,$msg,$id,$previously_used) = @_;
1.154 albertel 608: if ($Apache::lonhomework::scantronmode &&
609: &Apache::lonnet::validCODE($ENV{'form.CODE'})) {
1.141 albertel 610: $Apache::lonhomework::results{"resource.CODE"}=$ENV{'form.CODE'};
1.154 albertel 611: } elsif ($Apache::lonhomework::scantronmode &&
612: $ENV{'form.CODE'} eq '' &&
613: $Apache::lonhomework::history{"resource.CODE"} ne '') {
614: $Apache::lonhomework::results{"resource.CODE"}='';
1.141 albertel 615: }
1.154 albertel 616:
1.135 albertel 617: if (!$Apache::lonhomework::scantronmode &&
618: $Apache::inputtags::status['-1'] ne 'CAN_ANSWER' &&
619: $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') {
620: $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award;
1.87 albertel 621: return '';
1.135 albertel 622: } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~
623: /^correct/ || $Apache::lonhomework::scantronmode ||
624: lc($Apache::lonhomework::problemstatus) eq 'no') {
1.154 albertel 625: # the student doesn't already have it correct,
626: # or we are in a mode (scantron orno problem status) where a correct
627: # can become incorrect
628: # handle assignment of tries and solved status
1.135 albertel 629: my $solvemsg;
630: if ($Apache::lonhomework::scantronmode) {
631: $solvemsg='correct_by_scantron';
632: } else {
633: $solvemsg='correct_by_student';
634: }
635: if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
636: $Apache::lonhomework::results{"resource.$id.afterduedate"}='';
637: }
638: if ( $award eq 'ASSIGNED_SCORE') {
639: $Apache::lonhomework::results{"resource.$id.tries"} =
640: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
641: $Apache::lonhomework::results{"resource.$id.solved"} =
642: $solvemsg;
643: my $numawards=scalar(@Apache::inputtags::response);
644: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
645: foreach my $res (@Apache::inputtags::response) {
646: $Apache::lonhomework::results{"resource.$id.awarded"}+=
647: $Apache::lonhomework::results{"resource.$id.$res.awarded"};
648: }
649: if ($numawards > 0) {
650: $Apache::lonhomework::results{"resource.$id.awarded"}/=
651: $numawards;
652: }
653: } elsif ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
654: $Apache::lonhomework::results{"resource.$id.tries"} =
655: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
656: $Apache::lonhomework::results{"resource.$id.solved"} =
657: $solvemsg;
658: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
659: } elsif ( $award eq 'INCORRECT' ) {
660: $Apache::lonhomework::results{"resource.$id.tries"} =
661: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
1.152 albertel 662: if (lc($Apache::lonhomework::problemstatus) eq 'no' ||
663: $Apache::lonhomework::scantronmode) {
1.135 albertel 664: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
665: }
666: $Apache::lonhomework::results{"resource.$id.solved"} =
667: 'incorrect_attempted';
668: } elsif ( $award eq 'SUBMITTED' ) {
669: $Apache::lonhomework::results{"resource.$id.tries"} =
670: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
671: $Apache::lonhomework::results{"resource.$id.solved"} =
672: 'ungraded_attempted';
673: } elsif ( $award eq 'DRAFT' ) {
674: $Apache::lonhomework::results{"resource.$id.solved"} = '';
675: } elsif ( $award eq 'NO_RESPONSE' ) {
676: #no real response so delete any data that got stored
1.129 albertel 677: &removealldata($id);
678: return '';
679: } else {
1.135 albertel 680: $Apache::lonhomework::results{"resource.$id.solved"} =
681: 'incorrect_attempted';
1.152 albertel 682: if (lc($Apache::lonhomework::problemstatus) eq 'no' ||
683: $Apache::lonhomework::scantronmode) {
1.135 albertel 684: $Apache::lonhomework::results{"resource.$id.tries"} =
685: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
686: $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
687: }
688: }
1.136 albertel 689: if (defined($msg)) {
690: $Apache::lonhomework::results{"resource.$id.awardmsg"} = $msg;
691: }
1.135 albertel 692: # did either of the overall awards chage? If so ignore the
693: # previous check
694: if (($Apache::lonhomework::results{"resource.$id.awarded"} eq
695: $Apache::lonhomework::history{"resource.$id.awarded"}) &&
696: ($Apache::lonhomework::results{"resource.$id.solved"} eq
697: $Apache::lonhomework::history{"resource.$id.solved"})) {
698: # check if this was a previous submission if it was delete the
699: # unneeded data and update the previously_used attribute
700: if ( $previously_used eq 'PREVIOUSLY_USED') {
701: if (lc($Apache::lonhomework::problemstatus) ne 'no') {
702: delete($Apache::lonhomework::results{"resource.$id.tries"});
703: $Apache::lonhomework::results{"resource.$id.previous"} = '1';
704: }
705: } elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
706: #delete all data as they student didn't do anything, but save
707: #the list of collaborators.
708: &removealldata($id);
709: #and since they didn't do anything we were never here
710: return '';
711: } else {
712: $Apache::lonhomework::results{"resource.$id.previous"} = '0';
713: }
1.101 albertel 714: }
1.135 albertel 715: } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} =~
716: /^correct/ ) {
717: #delete all data as they student already has it correct
718: &removealldata($id);
719: #and since they didn't do anything we were never here
720: return '';
1.40 albertel 721: }
1.135 albertel 722: $Apache::lonhomework::results{"resource.$id.award"} = $award;
1.10 albertel 723: }
724:
1.9 albertel 725: sub grade {
1.135 albertel 726: my ($target) = @_;
727: my $id = $Apache::inputtags::part;
728: my $response='';
729: if ( defined $ENV{'form.submitted'}) {
1.136 albertel 730: my (@awards,@msgs);
1.135 albertel 731: foreach $response (@Apache::inputtags::response) {
732: &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
733: my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
734: &Apache::lonxml::debug("keeping $value from $response for $id");
735: push (@awards,$value);
1.136 albertel 736: $value=$Apache::lonhomework::results{"resource.$id.$response.awardmsg"};
737: &Apache::lonxml::debug("got message $value from $response for $id");
738: push (@msgs,$value);
1.135 albertel 739: }
1.136 albertel 740: my ($finalaward,$msg) = &finalizeawards(\@awards,\@msgs);
1.135 albertel 741: my $previously_used;
742: if ( $#Apache::inputtags::previous eq $#awards ) {
743: my $match=0;
744: my @matches;
745: foreach my $versionar (@Apache::inputtags::previous_version) {
746: foreach my $version (@$versionar) {
747: $matches[$version]++;
748: }
749: }
750: foreach my $elem (@matches) {if ($elem eq ($#awards+1)) {$match=1;}}
751: if ($match) {
752: $previously_used = 'PREVIOUSLY_LAST';
753: foreach my $value (@Apache::inputtags::previous) {
754: if ($value eq 'PREVIOUSLY_USED' ) {
755: $previously_used = $value;
756: last;
757: }
1.75 albertel 758: }
759: }
1.43 albertel 760: }
1.136 albertel 761: &Apache::lonxml::debug("final award $finalaward, $previously_used, message $msg");
762: &setgradedata($finalaward,$msg,$id,$previously_used);
1.43 albertel 763: }
1.135 albertel 764: return '';
1.1 albertel 765: }
766:
1.11 albertel 767: sub gradestatus {
1.135 albertel 768: my ($id,$target) = @_;
769: my $showbutton = 1;
770: my $bgcolor = '';
771: my $message = '';
772: my $latemessage = '';
773: my $trystr='';
774: my $button='';
775: my $previousmsg='';
776:
777: my $status = $Apache::inputtags::status['-1'];
778: &Apache::lonxml::debug("gradestatus has :$status:");
779: if ( $status ne 'CLOSED' && $status ne 'UNAVAILABLE' &&
780: $status ne 'INVALID_ACCESS') {
781: my $award = $Apache::lonhomework::history{"resource.$id.award"};
782: my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
783: my $previous = $Apache::lonhomework::history{"resource.$id.previous"};
1.136 albertel 784: my $awardmsg = $Apache::lonhomework::history{"resource.$id.awardmsg"};
785: &Apache::lonxml::debug("Found Award |$award|$solved|$awardmsg");
1.144 albertel 786: if ( $award ne '' || $solved ne '' || $status eq 'SHOW_ANSWER') {
1.135 albertel 787: &Apache::lonxml::debug('Getting message');
788: ($showbutton,$bgcolor,$message,$previousmsg) =
1.136 albertel 789: &decideoutput($award,$awardmsg,$solved,$previous,$target);
1.135 albertel 790: if ($target eq 'tex') {
791: $message='\vskip 2 mm '.$message.' ';
792: } else {
793: $message="<td bgcolor=\"$bgcolor\">$message</td>";
794: if ($previousmsg) {
795: $previousmsg="<td bgcolor=\"#aaaaff\">$previousmsg</td>";
796: }
797: }
798: }
799: my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
800: my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
801: &Apache::lonxml::debug("got maxtries of :$maxtries:");
802: #if tries are set to negative turn off the Tries/Button and messages
803: if (defined($maxtries) && $maxtries < 0) { return ''; }
804: if ( $tries eq '' ) { $tries = '0'; }
805: if ( $maxtries eq '' ) { $maxtries = '2'; }
806: if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; }
807: my $tries_text=&mt('Tries');
808: if ( $Apache::lonhomework::type eq 'survey') { $tries_text=&mt('Submissions'); }
809: if ( $showbutton ) {
810: if ($target eq 'tex') {
1.147 sakharuk 811: if ($ENV{'request.state'} ne "construct" && $Apache::lonhomework::type ne 'exam' && $ENV{'form.suppress_tries'} ne 'yes') {
1.135 albertel 812: $trystr = ' {\vskip 1 mm \small \textit{'.$tries_text.'} '.$tries.'/'.$maxtries.'} \vskip 2 mm ';
813: } else {
814: $trystr = '\vskip 0 mm ';
815: }
816: } else {
1.136 albertel 817: $trystr = "<td><nobr>".$tries_text." $tries";
1.135 albertel 818: if($ENV{'request.state'} ne 'construct') {
819: $trystr.="/$maxtries";
820: } else {
821: if (defined($Apache::inputtags::params{'maxtries'})) {
822: $trystr.="/".$Apache::inputtags::params{'maxtries'};
823: }
824: }
1.136 albertel 825: $trystr.="</nobr></td>";
1.135 albertel 826: }
827: }
828: if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
829: if ( $showbutton ) {
830: if ($target ne 'tex') {
1.156 albertel 831: $button = '<input type="submit" name="submit_'.$id.'" value="'.&mt('Submit Answer').'" />';
1.135 albertel 832: }
833: }
834: if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
835: #last submissions was after due date
836: if ($target eq 'tex') {
837: $latemessage=' The last submission was after the Due Date ';
838: } else {
839: $latemessage="<td bgcolor=\"#ffaaaa\">The last submission was after the Due Date</td>";
840: }
841: }
842: }
843: my $output= $previousmsg.$latemessage.$message.$trystr;
844: if ($output =~ /^\s*$/) {
845: return $button;
1.63 sakharuk 846: } else {
1.135 albertel 847: if ($target eq 'tex') {
848: return $button.' \vskip 0 mm '.$output.' ';
849: } else {
850: return '<table><tr><td>'.$button.'</td>'.$output.'</tr></table>';
851: }
1.63 sakharuk 852: }
1.11 albertel 853: }
1.1 albertel 854: 1;
855: __END__
1.43 albertel 856:
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