Annotation of loncom/homework/chemresponse.pm, revision 1.64
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # chemical equation style response
3: #
1.64 ! albertel 4: # $Id: chemresponse.pm,v 1.63 2006/03/09 00:48:47 albertel Exp $
1.1 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/
27: #
28: #
29: package Apache::chemresponse;
30: use strict;
31: use Apache::lonxml;
32: use Apache::lonnet;
1.55 albertel 33: use Apache::lonlocal;
1.1 albertel 34:
35: BEGIN {
1.46 albertel 36: &Apache::lonxml::register('Apache::chemresponse',('organicresponse','organicstructure','reactionresponse','chem'));
1.1 albertel 37: }
38:
1.34 albertel 39: sub chem_standard_order {
40: my ($reaction) = @_;
41: my ($re,$pr) = split(/->|<=>/,$reaction);
42: my @reactants = split(/\s\+/,$re);
43: my @products = split(/\s\+/,$pr);
44: foreach my $substance (@reactants,@products) {
45: $substance =~ s/(\^\d*)\s+/$1_/g; # protect superscript space
46: $substance =~ s/\s*//g; # strip whitespace
47: $substance =~ s/_/ /g; # restore superscript space
48: }
49: @reactants = sort @reactants;
50: @products = sort @products;
51: my $standard = '';
52: foreach my $substance (@reactants) {
53: $standard .= $substance;
54: $standard .= ' + ';
55: }
56: $standard =~ s/ \+ $//; # get rid of trailing plus sign
57: $standard .= ' -> ';
58: foreach my $substance (@products) {
59: $standard .= $substance;
60: $standard .= ' + ';
61: }
62: $standard =~ s/ \+ $//; # get rid of trailing plus sign
63: return $standard;
64: }
65:
1.30 www 66: sub separate_jme_window {
1.55 albertel 67: my ($smile_input,$jme_input,$molecule,$options,$shown_text)=@_;
1.2 albertel 68: my $smilesection;
69: if (defined($smile_input)) {
70: $smilesection=<<SMILESECTION;
1.21 albertel 71: smiles = document.applets.JME.smiles();
1.2 albertel 72: opener.document.lonhomework.$smile_input.value = smiles;
73: SMILESECTION
74: }
75: my $jmesection;
76: if (defined($jme_input)) {
77: $jmesection=<<JMESECTION;
78: jmeFile = document.applets.JME.jmeFile();
79: opener.document.lonhomework.$jme_input.value = jmeFile;
80: JMESECTION
81: }
82:
1.14 albertel 83: if ($molecule) { $molecule='<param name="jme" value="'.$molecule.'" />'; }
1.57 albertel 84: my $insert_answer;
1.59 albertel 85: if ($shown_text eq '') {
1.57 albertel 86: $insert_answer=
87: '<input type="button" name="submit" value="Insert Answer" onclick="javascript:submitSmiles();" />';
88: }
89:
1.1 albertel 90: my $body=<<CHEMPAGE;
91: <html>
92: <head>
93: <title>Molecule Editor</title>
1.47 albertel 94: <script type="text/javascript">
1.1 albertel 95: function submitSmiles() {
1.21 albertel 96: jmeFile = document.applets.JME.jmeFile();
97: if (jmeFile == "") {
1.1 albertel 98: alert("Nothing to submit");
99: } else {
1.21 albertel 100: $jmesection
1.2 albertel 101: $smilesection
1.1 albertel 102: window.close();
103: }
104: }
105: function openHelpWindow() {
1.2 albertel 106: window.open("/adm/jme/jme_help.html","","scrollbars=yes,resizable=yes,width=500,height=600");
1.1 albertel 107: }
1.60 albertel 108: function substituent(r) {document.applets.JME.setSubstituent(r);}
1.1 albertel 109: </script>
110: </head>
111: <body bgcolor="#ffffff">
112: <center>
1.60 albertel 113: <form>
114: <table width="440"><tr>
115: <td></td>
116: <td align="right">
117: <select onchange="javascript:substituent(options[selectedIndex].text)">
118: <option>Select substituent</option>
119: <option>-C(=O)OH</option>
120: <option>-C(=O)OMe</option>
121: <option>-OC(=O)Me</option>
122: <option>-CMe3</option>
123: <option>-CF3</option>
124: <option>-CCl3</option>
125: <option>-NO2</option>
126: <option>-SO2-NH2</option>
127: <option>-NH-SO2-Me</option>
128: <option>-NMe2</option>
129: <option>-C#N</option>
130: <option>-C#C-Me</option>
131: <option>-C#CH</option>
132: </select>
133: </td></tr>
134: </table>
135: <applet code="JME.class" name="JME" archive="/adm/jme/JME.jar" width="440" height="390" mayscript>
1.1 albertel 136: You have to enable Java and JavaScript on your machine.
1.12 albertel 137: $molecule
1.6 albertel 138: <param name="options" value="$options" />
1.1 albertel 139: </applet><br />
1.49 albertel 140: <font face="arial,helvetica,sans-serif" size="-1"><a href="http://www.molinspiration.com/jme/index.html">JME Editor</a> courtesy of Peter Ertl, Novartis</font>
1.61 albertel 141: <br />
1.57 albertel 142: $insert_answer
1.1 albertel 143: <br />
1.57 albertel 144: <input type="button" value=" Close " onclick = "javascript:window.close()" />
1.1 albertel 145:
1.57 albertel 146: <input type="button" value=" Help " onclick = "javascript:openHelpWindow()" />
1.1 albertel 147: </form>
148: </center>
149: </body>
150: </html>
151: CHEMPAGE
1.32 albertel 152: $body=&HTML::Entities::encode($body,'<>&"');
1.1 albertel 153: $body=~s/\n/ /g;
1.53 albertel 154: my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
1.41 www 155: my $docopen=&Apache::lonhtmlcommon::javascript_docopen();
1.55 albertel 156: my $display=&mt('Draw Molecule');
157: if (defined($shown_text)) { $display=&mt($shown_text); }
1.1 albertel 158: my $result=<<CHEMINPUT;
1.61 albertel 159: <input type="button" value="$display" onclick="javascript:editor=window.open($nothing,'jmeedit','width=500,height=500,menubar=no,scrollbars=no,resizable=yes');editor.$docopen;editor.document.write('$body');editor.document.close();editor.focus()" />
1.1 albertel 160: CHEMINPUT
161: return $result;
162: }
163:
1.56 albertel 164: sub jme_img {
165: my ($jme,$smile,$width,$options)=@_;
166: my $id=&Apache::loncommon::get_cgi_id();
167: my $result='<img alt="'.$smile.'" src="/cgi-bin/convertjme.pl?'.$id.'"';
168: if ($options =~ /border/) { $result.= ' border="1"'; }
169: $result.=' />';
170: &Apache::lonnet::appenv('cgi.'.$id.'.JME' =>
171: &Apache::lonnet::escape($jme),
172: 'cgi.'.$id.'.PNG' => 1,
173: 'cgi.'.$id.'.WIDTH' => $width);
174: return $result;
175: }
176:
1.6 albertel 177: sub start_organicresponse {
1.1 albertel 178: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
179: my $result;
180: my $partid = $Apache::inputtags::part;
181: my $id = &Apache::response::start_response($parstack,$safeeval);
182: if ($target eq 'meta') {
1.28 albertel 183: $result=&Apache::response::meta_package_write('organicresponse');
1.1 albertel 184: } elsif ($target eq 'web') {
1.55 albertel 185: my $jmeanswer=&Apache::lonxml::get_param('jmeanswer',$parstack,
186: $safeeval);
187: if ( &Apache::response::show_answer() && $jmeanswer ne '') {
1.44 albertel 188: my $options=&Apache::lonxml::get_param('options',$parstack,
189: $safeeval);
190: my $width=&Apache::lonxml::get_param('width',$parstack,
191: $safeeval);
1.56 albertel 192: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
193: $safeeval);
194: $result.=&jme_img($jmeanswer,$answers[0],$width,$options);
1.1 albertel 195: } else {
1.44 albertel 196: my $molecule;
197: if (defined($Apache::lonhomework::history{"resource.$partid.$id.molecule"})) {
198: $molecule=$Apache::lonhomework::history{"resource.$partid.$id.molecule"};
199: } else {
200: $molecule=&Apache::lonxml::get_param('molecule',$parstack,
201: $safeeval);
202: }
203: my $options=&Apache::lonxml::get_param('options',$parstack,
204: $safeeval);
1.55 albertel 205: my $shown_text;
206: if (&Apache::response::show_answer()) {
207: $shown_text="Show Your Last Answer";
208: }
209: $result=&separate_jme_window("HWVAL_$id","MOLECULE_$id",$molecule,
210: $options,$shown_text);
1.44 albertel 211: $result.= '<input type="hidden" name="MOLECULE_'.$id.'" value="" />';
1.1 albertel 212: }
1.2 albertel 213: } elsif ($target eq 'edit') {
214: $result .=&Apache::edit::tag_start($target,$token);
1.12 albertel 215: my $options=&Apache::lonxml::get_param('options',$parstack,
216: $safeeval);
217: if ($options !~ /multipart/) { $options.=',multipart'; }
1.7 albertel 218: $result .='<nobr>'.
219: &Apache::edit::text_arg('Starting Molecule:','molecule',
220: $token,40);
1.2 albertel 221: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,
222: $safeeval);
1.30 www 223: $result .=&separate_jme_window(undef,
1.2 albertel 224: &Apache::edit::html_element_name('molecule'),
1.12 albertel 225: $molecule,$options);
1.7 albertel 226: $result .='</nobr><br /><nobr>';
1.2 albertel 227: $result .=&Apache::edit::text_arg('Correct Answer:','answer',
228: $token,40);
229: $result .=&Apache::edit::hidden_arg('jmeanswer',$token);
230: my $jmeanswer=&Apache::lonxml::get_param('jmeanswer',$parstack,
231: $safeeval);
1.30 www 232: $result .=&separate_jme_window(
1.2 albertel 233: &Apache::edit::html_element_name('answer'),
234: &Apache::edit::html_element_name('jmeanswer'),
1.12 albertel 235: $jmeanswer,$options);
236: $result .='</nobr><br />';
237: $result .=&Apache::edit::checked_arg('Options:','options',
1.29 www 238: [ ['autoez','Auto E,Z stereochemistry'],
1.18 albertel 239: ['multipart','Multipart Structures'],
1.12 albertel 240: ['nostereo','No stereochemistry'],
241: ['reaction','Is a reaction'],
1.18 albertel 242: ['number','Able to number atoms'] ],
1.12 albertel 243: ,$token);
1.44 albertel 244: $result .=&Apache::edit::text_arg('Width of correct answer image:',
245: 'width',$token,10);
1.2 albertel 246: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
247: } elsif ($target eq 'modified') {
248: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
249: $safeeval,'molecule',
1.6 albertel 250: 'answer','jmeanswer',
1.44 albertel 251: 'options','width');
1.2 albertel 252: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.1 albertel 253: }
1.63 albertel 254:
1.1 albertel 255: return $result;
256: }
257:
1.6 albertel 258: sub end_organicresponse {
1.1 albertel 259: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
260: my $result;
1.64 ! albertel 261:
! 262: my $partid = $Apache::inputtags::part;
! 263: my $id = $Apache::inputtags::response['-1'];
! 264:
! 265: if ($target eq 'grade'
! 266: && &Apache::response::submitted()
! 267: && $Apache::lonhomework::type eq 'exam') {
! 268:
! 269: &Apache::response::scored_response($partid,$id);
! 270:
! 271: } elsif ($target eq 'grade'
! 272: && &Apache::response::submitted()
! 273: && $Apache::lonhomework::type ne 'exam') {
! 274:
1.31 albertel 275: &Apache::response::setup_params($$tagstack[-1],$safeeval);
1.1 albertel 276: my $response = &Apache::response::getresponse();
277: if ( $response =~ /[^\s]/) {
1.13 albertel 278: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
1.1 albertel 279: my %previous = &Apache::response::check_for_previous($response,$partid,$id);
280: $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
281: my $ad;
1.13 albertel 282: foreach my $answer (@answers) {
283: &Apache::lonxml::debug("submitted a $response for $answer<br \>\n");
284: if ($response eq $answer) {
285: $ad='EXACT_ANS';
286: last;
287: } else {
288: $ad='INCORRECT';
289: }
1.1 albertel 290: }
1.42 albertel 291: if ($ad && $Apache::lonhomework::type eq 'survey') {
292: $ad='SUBMITTED';
293: }
1.1 albertel 294: &Apache::response::handle_previous(\%previous,$ad);
295: $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
1.50 albertel 296: $Apache::lonhomework::results{"resource.$partid.$id.molecule"}=$env{"form.MOLECULE_$id"};
1.1 albertel 297: }
1.2 albertel 298: } elsif ($target eq "edit") {
299: $result.= &Apache::edit::tag_end($target,$token,'');
1.15 albertel 300: } elsif ($target eq 'answer') {
301: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
302: $safeeval);
303: $result.=&Apache::response::answer_header('organicresponse');
304: foreach my $answer (@answers) {
305: $result.=&Apache::response::answer_part('organicresponse',$answer);
306: }
307: $result.=&Apache::response::answer_footer('organicresponse');
1.1 albertel 308: }
1.63 albertel 309:
310: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
311: $target eq 'tex' || $target eq 'analyze') {
312: &Apache::lonxml::increment_counter(&Apache::response::repetition());
313: }
314: &Apache::response::end_response();
1.1 albertel 315: return $result;
316: }
317:
1.6 albertel 318: sub start_organicstructure {
1.3 albertel 319: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
320: my $result;
321: if ($target eq 'web') {
322: my $width=&Apache::lonxml::get_param('width',$parstack,$safeeval);
323: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,$safeeval);
1.12 albertel 324: my $options=&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.23 albertel 325: my $id=&Apache::loncommon::get_cgi_id();
1.19 albertel 326: $result="<img src='/cgi-bin/convertjme.pl?$id'";
327: if ($options =~ /border/) { $result.= ' border="1"'; }
328: $result.=' />';
1.16 albertel 329: &Apache::lonnet::appenv(
330: 'cgi.'.$id.'.JME' => &Apache::lonnet::escape($molecule),
1.17 albertel 331: 'cgi.'.$id.'.PNG' => 1,
1.16 albertel 332: 'cgi.'.$id.'.WIDTH' => $width );
1.17 albertel 333: } elsif ($target eq 'tex') {
1.38 albertel 334: my $texwidth=&Apache::lonxml::get_param('texwidth',$parstack,$safeeval,undef,1);
1.58 foxr 335: my $webwidth=&Apache::lonxml::get_param('width', $parstack, $safeeval);
336: my $webheight=&Apache::lonxml::get_param('height', $parstack, $safeeval);
1.62 foxr 337: if (!$webheight) { $webheight = $webwidth; }
1.17 albertel 338: if (!$texwidth) { $texwidth='90'; }
1.58 foxr 339: $result = "%DYNAMICIMAGE:$webwidth:$webheight:$texwidth\n";
1.17 albertel 340: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,$safeeval);
341: my $options=&Apache::lonxml::get_param('options',$parstack,$safeeval);
1.50 albertel 342: my $filename = $env{'user.name'}.'_'.$env{'user.domain'}.
1.17 albertel 343: '_'.time.'_'.$$.int(rand(1000)).'_organicstructure';
344: my $id=$filename;
345: &Apache::lonnet::appenv(
346: 'cgi.'.$id.'.JME' => &Apache::lonnet::escape($molecule),
347: 'cgi.'.$id.'.PS' => 1,
348: 'cgi.'.$id.'.WIDTH' => $texwidth );
349: $id=&Apache::lonnet::escape($id);
350: &Apache::lonxml::register_ssi("/cgi-bin/convertjme.pl?$id");
1.20 albertel 351: if ($options =~ /border/) { $result.= '\fbox{'; }
352: $result .= '\graphicspath{{/home/httpd/perl/tmp/}}\includegraphics[width='.$texwidth.' mm]{'.$filename.'.eps}';
353: if ($options =~ /border/) { $result.= '} '; }
1.3 albertel 354: } elsif ($target eq 'edit') {
355: $result .=&Apache::edit::tag_start($target,$token);
1.22 albertel 356: $result .=&Apache::edit::text_arg('Width (pixels):','width',$token,5);
357: $result .=&Apache::edit::text_arg('TeXwidth (mm):','texwidth',$token,5);
1.12 albertel 358: $result .='<nobr>';
1.3 albertel 359: $result .=&Apache::edit::text_arg('Molecule:','molecule',$token,40);
360: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,
361: $safeeval);
1.12 albertel 362: my $options=&Apache::lonxml::get_param('options',$parstack,
363: $safeeval);
364: if ($options !~ /reaction/) {
365: $options.= ',multipart,number';
366: }
367:
1.30 www 368: $result .=&separate_jme_window(undef,
1.12 albertel 369: &Apache::edit::html_element_name('molecule'),
370: $molecule,$options);
371: $result.="</nobr><br />";
372: $result .=&Apache::edit::checked_arg('Options:','options',
1.18 albertel 373: [ ['reaction','Is a reaction'],
1.12 albertel 374: ['border','Draw a border'] ],
375: $token);
1.24 albertel 376: $result .=&Apache::edit::end_row();
1.3 albertel 377: } elsif ($target eq 'modified') {
378: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
379: $safeeval,'molecule',
1.22 albertel 380: 'width','texwidth',
381: 'options');
1.3 albertel 382: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
383: }
384: return $result;
1.1 albertel 385: }
386:
1.6 albertel 387: sub end_organicstructure {
1.3 albertel 388: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
389: my $result;
390: if ($target eq "edit") {
391: $result.= &Apache::edit::tag_end($target,$token,'');
392: }
1.4 albertel 393: return $result;
394: }
395:
1.9 albertel 396: sub edit_reaction_button {
1.11 albertel 397: my ($id,$field,$reaction)=@_;
1.10 albertel 398: my $id_es=&Apache::lonnet::escape($id);
399: my $field_es=&Apache::lonnet::escape($field);
1.11 albertel 400: my $reaction_es=&Apache::lonnet::escape($reaction);
1.41 www 401: my $docopen=&Apache::lonhtmlcommon::javascript_docopen();
1.9 albertel 402: my $result=<<EDITREACTION;
1.10 albertel 403: <script type="text/javascript">
1.47 albertel 404: // <!--
1.10 albertel 405: function create_reaction_window_${id}_${field} () {
406: editor=window.open('','','width=500,height=270,scrollbars=no,resizable=yes');
1.41 www 407: editor.$docopen;
1.37 albertel 408: editor.document.writeln('<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"><html> <head><title>LON-CAPA Reaction Editor</title></head><frameset rows="30%,*" border="0"> <frame src="/res/adm/pages/reactionresponse/reaction_viewer.html?inhibitmenu=yes" name="viewer" scrolling="no" /> <frame src="/res/adm/pages/reactionresponse/reaction_editor.html?inhibitmenu=yes&reaction=$reaction_es&id=$id_es&field=$field_es" name="editor" scrolling="no" /> </frameset> </html>');
1.10 albertel 409: }
1.47 albertel 410: // -->
1.10 albertel 411: </script>
1.47 albertel 412: <input type='button' value='Edit Answer' onclick="javascript:create_reaction_window_${id}_${field}();void(0);" />
1.9 albertel 413: EDITREACTION
414: return $result;
415: }
416:
1.4 albertel 417: sub start_reactionresponse {
418: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
419: my $result;
420: my $id = &Apache::response::start_response($parstack,$safeeval);
1.10 albertel 421: if ($target eq 'meta') {
1.28 albertel 422: $result=&Apache::response::meta_package_write('reactionresponse');
1.10 albertel 423: } elsif ($target eq 'web') {
1.11 albertel 424: my $partid = $Apache::inputtags::part;
425: my $id = $Apache::inputtags::response['-1'];
426: my $reaction=$Apache::lonhomework::history{"resource.$partid.$id.submission"};
1.35 albertel 427: if ($reaction eq '') { $reaction=&Apache::lonxml::get_param('initial',$parstack,$safeeval); }
1.33 albertel 428: my $status=$Apache::inputtags::status['-1'];
429: if ($status eq 'CAN_ANSWER') {
430: $result.=&edit_reaction_button($id,"HWVAL_$id",$reaction);
431: }
432: if ( &Apache::response::show_answer() ) {
433: my $ans=&Apache::lonxml::get_param('answer',$parstack,$safeeval);
1.51 albertel 434: if (!$Apache::lonxml::default_homework_loaded) {
435: &Apache::lonxml::default_homework_load($safeeval);
436: }
437: @Apache::scripttag::parser_env = @_;
438: $Apache::inputtags::answertxt{$id}=&Apache::run::run("return &chemparse(q\0$ans\0);",$safeeval);
1.33 albertel 439: }
1.4 albertel 440: } elsif ($target eq "edit") {
1.9 albertel 441: $result .=&Apache::edit::tag_start($target,$token);
442: my $answer=&Apache::lonxml::get_param('answer',$parstack,
443: $safeeval);
1.10 albertel 444: $result .='<nobr>'.
445: &Apache::edit::text_arg('Answer:','answer',$token,40);
446: $result .=&edit_reaction_button($id,&Apache::edit::html_element_name('answer'),$answer).'</nobr>';
1.35 albertel 447: my $initial=&Apache::lonxml::get_param('initial',$parstack,$safeeval);
448: $result.='<nobr>'.
1.43 albertel 449: &Apache::edit::text_arg('Initial Reaction:','initial',$token,40);
1.35 albertel 450: $result .=&edit_reaction_button($id,&Apache::edit::html_element_name('initial'),$initial).'</nobr>';
1.10 albertel 451:
1.9 albertel 452: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.10 albertel 453: } elsif ($target eq 'modified') {
454: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
1.35 albertel 455: $safeeval,'answer',
456: 'initial');
1.10 albertel 457: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
1.4 albertel 458: }
459: return $result;
460: }
461:
462: sub end_reactionresponse {
463: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
464: my $result;
1.64 ! albertel 465:
! 466: my $partid = $Apache::inputtags::part;
! 467: my $id = $Apache::inputtags::response['-1'];
! 468:
! 469: if ($target eq 'grade'
! 470: && &Apache::response::submitted()
! 471: && $Apache::lonhomework::type eq 'exam') {
! 472:
! 473: &Apache::response::scored_response($partid,$id);
! 474:
! 475: } elsif ($target eq 'grade'
! 476: && &Apache::response::submitted()
! 477: && $Apache::lonhomework::type ne 'exam') {
! 478:
1.31 albertel 479: &Apache::response::setup_params($$tagstack[-1],$safeeval);
1.10 albertel 480: my $response = &Apache::response::getresponse();
481: if ( $response =~ /[^\s]/) {
1.15 albertel 482: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
1.10 albertel 483: my %previous = &Apache::response::check_for_previous($response,$partid,$id);
484: $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
485: my $ad;
1.13 albertel 486: foreach my $answer (@answers) {
487: &Apache::lonxml::debug("submitted a $response for $answer<br \>\n");
1.34 albertel 488: if (&chem_standard_order($response) eq
489: &chem_standard_order($answer)) {
1.13 albertel 490: $ad='EXACT_ANS';
491: } else {
492: $ad='INCORRECT';
493: }
1.10 albertel 494: }
1.42 albertel 495: if ($ad && $Apache::lonhomework::type eq 'survey') {
496: $ad='SUBMITTED';
497: }
1.10 albertel 498: &Apache::response::handle_previous(\%previous,$ad);
499: $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
500: }
501: } elsif ($target eq "edit") {
1.4 albertel 502: $result.= &Apache::edit::tag_end($target,$token,'');
1.15 albertel 503: } elsif ($target eq 'answer') {
504: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
505: $safeeval);
506: $result.=&Apache::response::answer_header('reactionresponse');
507: foreach my $answer (@answers) {
508: $result.=&Apache::response::answer_part('reactionresponse',
509: $answer);
510: }
511: $result.=&Apache::response::answer_footer('reactionresponse');
1.4 albertel 512: }
1.63 albertel 513:
514: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
515: $target eq 'tex' || $target eq 'analyze') {
516: &Apache::lonxml::increment_counter(&Apache::response::repetition());
517: }
518: &Apache::response::end_response();
1.3 albertel 519: return $result;
1.1 albertel 520: }
521:
1.46 albertel 522: sub start_chem {
523: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
524: my $result = '';
1.48 albertel 525: my $inside = &Apache::lonxml::get_all_text_unbalanced("/chem",$parser);
1.46 albertel 526: if ($target eq 'tex' || $target eq 'web') {
1.48 albertel 527: $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
528: if (!$Apache::lonxml::default_homework_loaded) {
529: &Apache::lonxml::default_homework_load($safeeval);
530: }
531: @Apache::scripttag::parser_env = @_;
532: $result=&Apache::run::run("return &chemparse(q\0$inside\0);",$safeeval);
1.46 albertel 533: }
534: return $result;
535: }
536:
537: sub end_chem {
538: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
539: my $result = '';
540: return $result;
541: }
542:
1.1 albertel 543: 1;
544: __END__
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