1: # The LearningOnline Network with CAPA
2: # chemical equation style response
3: #
4: # $Id: chemresponse.pm,v 1.25 2003/12/01 22:55:52 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: $smilesection=<<SMILESECTION;
43: smiles = document.applets.JME.smiles();
44: opener.document.lonhomework.$smile_input.value = smiles;
45: SMILESECTION
46: }
47: my $jmesection;
48: if (defined($jme_input)) {
49: $jmesection=<<JMESECTION;
50: jmeFile = document.applets.JME.jmeFile();
51: opener.document.lonhomework.$jme_input.value = jmeFile;
52: JMESECTION
53: }
54:
55: if ($molecule) { $molecule='<param name="jme" value="'.$molecule.'" />'; }
56: my $body=<<CHEMPAGE;
57: <html>
58: <head>
59: <title>Molecule Editor</title>
60: <script language="JavaScript">
61: function submitSmiles() {
62: jmeFile = document.applets.JME.jmeFile();
63: if (jmeFile == "") {
64: alert("Nothing to submit");
65: } else {
66: $jmesection
67: $smilesection
68: window.close();
69: }
70: }
71: function openHelpWindow() {
72: window.open("/adm/jme/jme_help.html","","scrollbars=yes,resizable=yes,width=500,height=600");
73: }
74: </script>
75: </head>
76: <body bgcolor="#ffffff">
77: <center>
78: <applet code="JME.class" name="JME" archive="/adm/jme/JME.jar" width="485" height="468">
79: You have to enable Java and JavaScript on your machine.
80: $molecule
81: <param name="options" value="$options" />
82: </applet><br />
83: <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>
84: <form>
85: <input type="button" name="submit" value="Insert Answer" onClick = "submitSmiles();" />
86: <br />
87: <input type="button" value=" Close " onClick = "window.close()" />
88:
89: <input type="button" value=" Help " onClick = "openHelpWindow()" />
90: </form>
91: </center>
92: </body>
93: </html>
94: CHEMPAGE
95: $body=&HTML::Entities::encode($body);
96: $body=~s/\n/ /g;
97: my $result=<<CHEMINPUT;
98: <input type="button" value="Draw Molecule" onClick="javascript:editor=window.open('','','width=500,height=500,scrollbars=no,resizable=yes');editor.document.open('text/html','replace');editor.document.writeln('$body')" />
99: CHEMINPUT
100: return $result;
101: }
102:
103: sub start_organicresponse {
104: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
105: my $result;
106: my $partid = $Apache::inputtags::part;
107: my $id = &Apache::response::start_response($parstack,$safeeval);
108: if ($target eq 'meta') {
109: } elsif ($target eq 'web') {
110: my $molecule;
111: if (defined($Apache::lonhomework::history{"resource.$partid.$id.molecule"})) {
112: $molecule=$Apache::lonhomework::history{"resource.$partid.$id.molecule"};
113: } else {
114: $molecule=&Apache::lonxml::get_param('molecule',$parstack,
115: $safeeval);
116: }
117: my $options=&Apache::lonxml::get_param('options',$parstack,
118: $safeeval);
119: $result=&seperate_jme_window("HWVAL_$id","MOLECULE_$id",$molecule,$options);
120: $result.= '<input type="hidden" name="MOLECULE_'.$id.'" value="" />';
121: } elsif ($target eq 'edit') {
122: $result .=&Apache::edit::tag_start($target,$token);
123: my $options=&Apache::lonxml::get_param('options',$parstack,
124: $safeeval);
125: if ($options !~ /multipart/) { $options.=',multipart'; }
126: $result .='<nobr>'.
127: &Apache::edit::text_arg('Starting Molecule:','molecule',
128: $token,40);
129: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,
130: $safeeval);
131: $result .=&seperate_jme_window(undef,
132: &Apache::edit::html_element_name('molecule'),
133: $molecule,$options);
134: $result .='</nobr><br /><nobr>';
135: $result .=&Apache::edit::text_arg('Correct Answer:','answer',
136: $token,40);
137: $result .=&Apache::edit::hidden_arg('jmeanswer',$token);
138: my $jmeanswer=&Apache::lonxml::get_param('jmeanswer',$parstack,
139: $safeeval);
140: $result .=&seperate_jme_window(
141: &Apache::edit::html_element_name('answer'),
142: &Apache::edit::html_element_name('jmeanswer'),
143: $jmeanswer,$options);
144: $result .='</nobr><br />';
145: $result .=&Apache::edit::checked_arg('Options:','options',
146: [ ['autoez','Auto E,Z sterochemistry'],
147: ['multipart','Multipart Structures'],
148: ['nostereo','No stereochemistry'],
149: ['reaction','Is a reaction'],
150: ['number','Able to number atoms'] ],
151: ,$token);
152: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
153: } elsif ($target eq 'modified') {
154: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
155: $safeeval,'molecule',
156: 'answer','jmeanswer',
157: 'options');
158: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
159: }
160: return $result;
161: }
162:
163: sub end_organicresponse {
164: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
165: my $result;
166: if ($target eq 'grade' && defined($ENV{'form.submitted'})) {
167: &Apache::response::setup_params($$tagstack[-1]);
168: my $response = &Apache::response::getresponse();
169: if ( $response =~ /[^\s]/) {
170: my $partid = $Apache::inputtags::part;
171: my $id = $Apache::inputtags::response['-1'];
172: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
173: my %previous = &Apache::response::check_for_previous($response,$partid,$id);
174: $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
175: my $ad;
176: foreach my $answer (@answers) {
177: &Apache::lonxml::debug("submitted a $response for $answer<br \>\n");
178: if ($response eq $answer) {
179: $ad='EXACT_ANS';
180: last;
181: } else {
182: $ad='INCORRECT';
183: }
184: }
185: &Apache::response::handle_previous(\%previous,$ad);
186: $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
187: $Apache::lonhomework::results{"resource.$partid.$id.molecule"}=$ENV{"form.MOLECULE_$id"};
188: }
189: } elsif ($target eq "edit") {
190: $result.= &Apache::edit::tag_end($target,$token,'');
191: } elsif ($target eq 'answer') {
192: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
193: $safeeval);
194: $result.=&Apache::response::answer_header('organicresponse');
195: foreach my $answer (@answers) {
196: $result.=&Apache::response::answer_part('organicresponse',$answer);
197: }
198: $result.=&Apache::response::answer_footer('organicresponse');
199: }
200: &Apache::response::end_response;
201: return $result;
202: }
203:
204: sub start_organicstructure {
205: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
206: my $result;
207: if ($target eq 'web') {
208: my $width=&Apache::lonxml::get_param('width',$parstack,$safeeval);
209: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,$safeeval);
210: my $options=&Apache::lonxml::get_param('options',$parstack,$safeeval);
211: my $id=&Apache::loncommon::get_cgi_id();
212: $result="<img src='/cgi-bin/convertjme.pl?$id'";
213: if ($options =~ /border/) { $result.= ' border="1"'; }
214: $result.=' />';
215: &Apache::lonnet::appenv(
216: 'cgi.'.$id.'.JME' => &Apache::lonnet::escape($molecule),
217: 'cgi.'.$id.'.PNG' => 1,
218: 'cgi.'.$id.'.WIDTH' => $width );
219: } elsif ($target eq 'tex') {
220: my $texwidth=&Apache::lonxml::get_param('texwidth',$parstack,$safeeval,1);
221: if (!$texwidth) { $texwidth='90'; }
222: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,$safeeval);
223: my $options=&Apache::lonxml::get_param('options',$parstack,$safeeval);
224: my $filename = $ENV{'user.name'}.'_'.$ENV{'user.domain'}.
225: '_'.time.'_'.$$.int(rand(1000)).'_organicstructure';
226: my $id=$filename;
227: &Apache::lonnet::appenv(
228: 'cgi.'.$id.'.JME' => &Apache::lonnet::escape($molecule),
229: 'cgi.'.$id.'.PS' => 1,
230: 'cgi.'.$id.'.WIDTH' => $texwidth );
231: $id=&Apache::lonnet::escape($id);
232: &Apache::lonxml::register_ssi("/cgi-bin/convertjme.pl?$id");
233: if ($options =~ /border/) { $result.= '\fbox{'; }
234: $result .= '\graphicspath{{/home/httpd/perl/tmp/}}\includegraphics[width='.$texwidth.' mm]{'.$filename.'.eps}';
235: if ($options =~ /border/) { $result.= '} '; }
236: } elsif ($target eq 'edit') {
237: $result .=&Apache::edit::tag_start($target,$token);
238: $result .=&Apache::edit::text_arg('Width (pixels):','width',$token,5);
239: $result .=&Apache::edit::text_arg('TeXwidth (mm):','texwidth',$token,5);
240: $result .='<nobr>';
241: $result .=&Apache::edit::text_arg('Molecule:','molecule',$token,40);
242: my $molecule=&Apache::lonxml::get_param('molecule',$parstack,
243: $safeeval);
244: my $options=&Apache::lonxml::get_param('options',$parstack,
245: $safeeval);
246: if ($options !~ /reaction/) {
247: $options.= ',multipart,number';
248: }
249:
250: $result .=&seperate_jme_window(undef,
251: &Apache::edit::html_element_name('molecule'),
252: $molecule,$options);
253: $result.="</nobr><br />";
254: $result .=&Apache::edit::checked_arg('Options:','options',
255: [ ['reaction','Is a reaction'],
256: ['border','Draw a border'] ],
257: $token);
258: $result .=&Apache::edit::end_row();
259: } elsif ($target eq 'modified') {
260: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
261: $safeeval,'molecule',
262: 'width','texwidth',
263: 'options');
264: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
265: }
266: return $result;
267: }
268:
269: sub end_organicstructure {
270: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
271: my $result;
272: if ($target eq "edit") {
273: $result.= &Apache::edit::tag_end($target,$token,'');
274: }
275: return $result;
276: }
277:
278: sub edit_reaction_button {
279: my ($id,$field,$reaction)=@_;
280: my $id_es=&Apache::lonnet::escape($id);
281: my $field_es=&Apache::lonnet::escape($field);
282: my $reaction_es=&Apache::lonnet::escape($reaction);
283: my $result=<<EDITREACTION;
284: <script type="text/javascript">
285: function create_reaction_window_${id}_${field} () {
286: editor=window.open('','','width=500,height=270,scrollbars=no,resizable=yes');
287: editor.document.open('text/html','replace');
288: editor.document.writeln('<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"><html> <head><title>LON-CAPA Reaction Editor</title></head><frameset rows="30%,*" border="0"> <frame src="/res/adm/pages/reactionresponse/reaction_viewer.html" name="viewer" scrolling="no" /> <frame src="/res/adm/pages/reactionresponse/reaction_editor.html?reaction=$reaction_es&id=$id_es&field=$field_es" name="editor" scrolling="no" /> </frameset> </html>');
289: }
290: </script>
291: <input type='button' value='Edit Reaction' onClick="javascript:create_reaction_window_${id}_${field}();void(0);" />
292: EDITREACTION
293: return $result;
294: }
295:
296: sub start_reactionresponse {
297: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
298: my $result;
299: my $id = &Apache::response::start_response($parstack,$safeeval);
300: if ($target eq 'meta') {
301: } elsif ($target eq 'web') {
302: my $partid = $Apache::inputtags::part;
303: my $id = $Apache::inputtags::response['-1'];
304: my $reaction=$Apache::lonhomework::history{"resource.$partid.$id.submission"};
305: $result.=&edit_reaction_button($id,"HWVAL_$id",$reaction);
306: } elsif ($target eq "edit") {
307: $result .=&Apache::edit::tag_start($target,$token);
308: my $answer=&Apache::lonxml::get_param('answer',$parstack,
309: $safeeval);
310: $result .='<nobr>'.
311: &Apache::edit::text_arg('Answer:','answer',$token,40);
312: $result .=&edit_reaction_button($id,&Apache::edit::html_element_name('answer'),$answer).'</nobr>';
313:
314: $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
315: } elsif ($target eq 'modified') {
316: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
317: $safeeval,'answer');
318: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
319: }
320: return $result;
321: }
322:
323: sub end_reactionresponse {
324: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
325: my $result;
326: if ($target eq 'grade' && defined($ENV{'form.submitted'})) {
327: &Apache::response::setup_params($$tagstack[-1]);
328: my $response = &Apache::response::getresponse();
329: if ( $response =~ /[^\s]/) {
330: my $partid = $Apache::inputtags::part;
331: my $id = $Apache::inputtags::response['-1'];
332: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
333: my %previous = &Apache::response::check_for_previous($response,$partid,$id);
334: $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
335: my $ad;
336: foreach my $answer (@answers) {
337: &Apache::lonxml::debug("submitted a $response for $answer<br \>\n");
338: if ($response eq $answer) {
339: $ad='EXACT_ANS';
340: } else {
341: $ad='INCORRECT';
342: }
343: }
344: &Apache::response::handle_previous(\%previous,$ad);
345: $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
346: }
347: } elsif ($target eq "edit") {
348: $result.= &Apache::edit::tag_end($target,$token,'');
349: } elsif ($target eq 'answer') {
350: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
351: $safeeval);
352: $result.=&Apache::response::answer_header('reactionresponse');
353: foreach my $answer (@answers) {
354: $result.=&Apache::response::answer_part('reactionresponse',
355: $answer);
356: }
357: $result.=&Apache::response::answer_footer('reactionresponse');
358: }
359: &Apache::response::end_response;
360: return $result;
361: }
362:
363: 1;
364: __END__
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