1: # The LearningOnline Network with CAPA
2: # chemical equation style response
3: #
4: # $Id: chemresponse.pm,v 1.18 2003/10/17 22:26:38 albertel Exp $
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;
33:
34: BEGIN {
35: &Apache::lonxml::register('Apache::chemresponse',('organicresponse','organicstructure','reactionresponse'));
36: }
37:
38: sub seperate_jme_window {
39: my ($smile_input,$jme_input,$molecule,$options)=@_;
40: my $smilesection;
41: if (defined($smile_input)) {
42: $smilesection=<<SMILESECTION;
43: opener.document.lonhomework.$smile_input.value = smiles;
44: SMILESECTION
45: }
46: my $jmesection;
47: if (defined($jme_input)) {
48: $jmesection=<<JMESECTION;
49: jmeFile = document.applets.JME.jmeFile();
50: opener.document.lonhomework.$jme_input.value = jmeFile;
51: JMESECTION
52: }
53:
54: if ($molecule) { $molecule='<param name="jme" value="'.$molecule.'" />'; }
55: my $body=<<CHEMPAGE;
56: <html>
57: <head>
58: <title>Molecule Editor</title>
59: <script language="JavaScript">
60: function submitSmiles() {
61: smiles = document.applets.JME.smiles();
62: if (smiles == "") {
63: alert("Nothing to submit");
64: } else {
65: $smilesection
66: $jmesection
67: window.close();
68: }
69: }
70: function openHelpWindow() {
71: window.open("/adm/jme/jme_help.html","","scrollbars=yes,resizable=yes,width=500,height=600");
72: }
73: </script>
74: </head>
75: <body bgcolor="#ffffff">
76: <center>
77: <applet code="JME.class" name="JME" archive="/adm/jme/JME.jar" width="97%" height="78%">
78: You have to enable Java and JavaScript on your machine.
79: $molecule
80: <param name="options" value="$options" />
81: </applet><br />
82: <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>
83: <form>
84: <input type="button" name="submit" value="Insert Answer" onClick = "submitSmiles();" />
85: <br />
86: <input type="button" value=" Close " onClick = "window.close()" />
87:
88: <input type="button" value=" Help " onClick = "openHelpWindow()" />
89: </form>
90: </center>
91: </body>
92: </html>
93: CHEMPAGE
94: $body=&HTML::Entities::encode($body);
95: $body=~s/\n/ /g;
96: my $result=<<CHEMINPUT;
97: <input type="button" value="Draw Molecule" onClick="javascript:editor=window.open('','','width=500,height=500,scrollbars=no,resizable=yes');editor.document.open('text/html','replace');editor.document.writeln('$body')" />
98: CHEMINPUT
99: return $result;
100: }
101:
102: sub start_organicresponse {
103: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
104: my $result;
105: my $partid = $Apache::inputtags::part;
106: my $id = &Apache::response::start_response($parstack,$safeeval);
107: if ($target eq 'meta') {
108: } elsif ($target eq 'web') {
109: my $molecule;
110: if (defined($Apache::lonhomework::history{"resource.$partid.$id.molecule"})) {
111: $molecule=$Apache::lonhomework::history{"resource.$partid.$id.molecule"};
112: } else {
113: $molecule=&Apache::lonxml::get_param('molecule',$parstack,
114: $safeeval);
115: }
116: my $options=&Apache::lonxml::get_param('options',$parstack,
117: $safeeval);
118: $result=&seperate_jme_window("HWVAL_$id","MOLECULE_$id",$molecule,$options);
119: $result.= '<input type="hidden" name="MOLECULE_'.$id.'" value="" />';
120: } elsif ($target eq 'edit') {
121: $result .=&Apache::edit::tag_start($target,$token);
122: my $options=&Apache::lonxml::get_param('options',$parstack,
123: $safeeval);
124: if ($options !~ /multipart/) { $options.=',multipart'; }
125: $result .='<nobr>'.
126: &Apache::edit::text_arg('Starting Molecule:','molecule',
127: $token,40);
128: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,
129: $safeeval);
130: $result .=&seperate_jme_window(undef,
131: &Apache::edit::html_element_name('molecule'),
132: $molecule,$options);
133: $result .='</nobr><br /><nobr>';
134: $result .=&Apache::edit::text_arg('Correct Answer:','answer',
135: $token,40);
136: $result .=&Apache::edit::hidden_arg('jmeanswer',$token);
137: my $jmeanswer=&Apache::lonxml::get_param('jmeanswer',$parstack,
138: $safeeval);
139: $result .=&seperate_jme_window(
140: &Apache::edit::html_element_name('answer'),
141: &Apache::edit::html_element_name('jmeanswer'),
142: $jmeanswer,$options);
143: $result .='</nobr><br />';
144: $result .=&Apache::edit::checked_arg('Options:','options',
145: [ ['autoez','Auto E,Z sterochemistry'],
146: ['multipart','Multipart Structures'],
147: ['nostereo','No stereochemistry'],
148: ['reaction','Is a reaction'],
149: ['number','Able to number atoms'] ],
150: ,$token);
151: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
152: } elsif ($target eq 'modified') {
153: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
154: $safeeval,'molecule',
155: 'answer','jmeanswer',
156: 'options');
157: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
158: }
159: return $result;
160: }
161:
162: sub end_organicresponse {
163: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
164: my $result;
165: if ($target eq 'grade' && defined($ENV{'form.submitted'})) {
166: &Apache::response::setup_params($$tagstack[-1]);
167: my $response = &Apache::response::getresponse();
168: if ( $response =~ /[^\s]/) {
169: my $partid = $Apache::inputtags::part;
170: my $id = $Apache::inputtags::response['-1'];
171: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
172: my %previous = &Apache::response::check_for_previous($response,$partid,$id);
173: $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
174: my $ad;
175: foreach my $answer (@answers) {
176: &Apache::lonxml::debug("submitted a $response for $answer<br \>\n");
177: if ($response eq $answer) {
178: $ad='EXACT_ANS';
179: last;
180: } else {
181: $ad='INCORRECT';
182: }
183: }
184: &Apache::response::handle_previous(\%previous,$ad);
185: $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
186: $Apache::lonhomework::results{"resource.$partid.$id.molecule"}=$ENV{"form.MOLECULE_$id"};
187: }
188: } elsif ($target eq "edit") {
189: $result.= &Apache::edit::tag_end($target,$token,'');
190: } elsif ($target eq 'answer') {
191: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
192: $safeeval);
193: $result.=&Apache::response::answer_header('organicresponse');
194: foreach my $answer (@answers) {
195: $result.=&Apache::response::answer_part('organicresponse',$answer);
196: }
197: $result.=&Apache::response::answer_footer('organicresponse');
198: }
199: &Apache::response::end_response;
200: return $result;
201: }
202:
203: sub start_organicstructure {
204: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
205: my $result;
206: if ($target eq 'web') {
207: my $width=&Apache::lonxml::get_param('width',$parstack,$safeeval);
208: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,$safeeval);
209: my $options=&Apache::lonxml::get_param('options',$parstack,$safeeval);
210: my $id=time.'_'.int(rand(1000));
211: $result="<img src='/cgi-bin/convertjme.pl?$id' />";
212: &Apache::lonnet::appenv(
213: 'cgi.'.$id.'.JME' => &Apache::lonnet::escape($molecule),
214: 'cgi.'.$id.'.PNG' => 1,
215: 'cgi.'.$id.'.WIDTH' => $width );
216: } elsif ($target eq 'tex') {
217: my $texwidth=&Apache::lonxml::get_param('texwidth',$parstack,$safeeval,1);
218: if (!$texwidth) { $texwidth='90'; }
219: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,$safeeval);
220: my $options=&Apache::lonxml::get_param('options',$parstack,$safeeval);
221: my $filename = $ENV{'user.name'}.'_'.$ENV{'user.domain'}.
222: '_'.time.'_'.$$.int(rand(1000)).'_organicstructure';
223: my $id=$filename;
224: &Apache::lonnet::appenv(
225: 'cgi.'.$id.'.JME' => &Apache::lonnet::escape($molecule),
226: 'cgi.'.$id.'.PS' => 1,
227: 'cgi.'.$id.'.WIDTH' => $texwidth );
228: $id=&Apache::lonnet::escape($id);
229: &Apache::lonxml::register_ssi("/cgi-bin/convertjme.pl?$id");
230: $result = '\graphicspath{{/home/httpd/perl/tmp/}}\includegraphics[width='.$texwidth.' mm]{'.$filename.'.eps}';
231: } elsif ($target eq 'edit') {
232: $result .=&Apache::edit::tag_start($target,$token);
233: $result .=&Apache::edit::text_arg('Width:','width',$token,5);
234: $result .=&Apache::edit::text_arg('Height:','height',$token,5);
235: $result .=&Apache::edit::text_arg('TeXwidth:','texwidth',$token,5);
236: $result .='<nobr>';
237: $result .=&Apache::edit::text_arg('Molecule:','molecule',$token,40);
238: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,
239: $safeeval);
240: my $options=&Apache::lonxml::get_param('options',$parstack,
241: $safeeval);
242: if ($options !~ /reaction/) {
243: $options.= ',multipart,number';
244: }
245:
246: $result .=&seperate_jme_window(undef,
247: &Apache::edit::html_element_name('molecule'),
248: $molecule,$options);
249: $result.="</nobr><br />";
250: $result .=&Apache::edit::checked_arg('Options:','options',
251: [ ['reaction','Is a reaction'],
252: ['border','Draw a border'] ],
253: $token);
254: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
255: } elsif ($target eq 'modified') {
256: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
257: $safeeval,'molecule',
258: 'width','height',
259: 'texwidth','options');
260: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
261: }
262: return $result;
263: }
264:
265: sub end_organicstructure {
266: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
267: my $result;
268: if ($target eq "edit") {
269: $result.= &Apache::edit::tag_end($target,$token,'');
270: }
271: return $result;
272: }
273:
274: sub edit_reaction_button {
275: my ($id,$field,$reaction)=@_;
276: my $id_es=&Apache::lonnet::escape($id);
277: my $field_es=&Apache::lonnet::escape($field);
278: my $reaction_es=&Apache::lonnet::escape($reaction);
279: my $result=<<EDITREACTION;
280: <script type="text/javascript">
281: function create_reaction_window_${id}_${field} () {
282: editor=window.open('','','width=500,height=270,scrollbars=no,resizable=yes');
283: editor.document.open('text/html','replace');
284: editor.document.writeln('<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"><html> <head><title>LON-CAPA Reaction Editor</title></head><frameset rows="30%,*" border="0"> <frame src="/res/adm/pages/reactionresponse/reaction_viewer.html" name="viewer" scrolling="no" /> <frame src="/res/adm/pages/reactionresponse/reaction_editor.html?reaction=$reaction_es&id=$id_es&field=$field_es" name="editor" scrolling="no" /> </frameset> </html>');
285: }
286: </script>
287: <input type='button' value='Edit Reaction' onClick="javascript:create_reaction_window_${id}_${field}();void(0);" />
288: EDITREACTION
289: return $result;
290: }
291:
292: sub start_reactionresponse {
293: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
294: my $result;
295: my $id = &Apache::response::start_response($parstack,$safeeval);
296: if ($target eq 'meta') {
297: } elsif ($target eq 'web') {
298: my $partid = $Apache::inputtags::part;
299: my $id = $Apache::inputtags::response['-1'];
300: my $reaction=$Apache::lonhomework::history{"resource.$partid.$id.submission"};
301: $result.=&edit_reaction_button($id,"HWVAL_$id",$reaction);
302: } elsif ($target eq "edit") {
303: $result .=&Apache::edit::tag_start($target,$token);
304: my $answer=&Apache::lonxml::get_param('answer',$parstack,
305: $safeeval);
306: $result .='<nobr>'.
307: &Apache::edit::text_arg('Answer:','answer',$token,40);
308: $result .=&edit_reaction_button($id,&Apache::edit::html_element_name('answer'),$answer).'</nobr>';
309:
310: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
311: } elsif ($target eq 'modified') {
312: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
313: $safeeval,'answer');
314: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
315: }
316: return $result;
317: }
318:
319: sub end_reactionresponse {
320: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
321: my $result;
322: if ($target eq 'grade' && defined($ENV{'form.submitted'})) {
323: &Apache::response::setup_params($$tagstack[-1]);
324: my $response = &Apache::response::getresponse();
325: if ( $response =~ /[^\s]/) {
326: my $partid = $Apache::inputtags::part;
327: my $id = $Apache::inputtags::response['-1'];
328: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
329: my %previous = &Apache::response::check_for_previous($response,$partid,$id);
330: $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
331: my $ad;
332: foreach my $answer (@answers) {
333: &Apache::lonxml::debug("submitted a $response for $answer<br \>\n");
334: if ($response eq $answer) {
335: $ad='EXACT_ANS';
336: } else {
337: $ad='INCORRECT';
338: }
339: }
340: &Apache::response::handle_previous(\%previous,$ad);
341: $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
342: }
343: } elsif ($target eq "edit") {
344: $result.= &Apache::edit::tag_end($target,$token,'');
345: } elsif ($target eq 'answer') {
346: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
347: $safeeval);
348: $result.=&Apache::response::answer_header('reactionresponse');
349: foreach my $answer (@answers) {
350: $result.=&Apache::response::answer_part('reactionresponse',
351: $answer);
352: }
353: $result.=&Apache::response::answer_footer('reactionresponse');
354: }
355: &Apache::response::end_response;
356: return $result;
357: }
358:
359: 1;
360: __END__
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