Annotation of loncom/homework/chemresponse.pm, revision 1.1

1.1     ! albertel    1: # The LearningOnline Network with CAPA
        !             2: # chemical equation style response
        !             3: #
        !             4: # $Id: essayresponse.pm,v 1.32 2003/04/29 20:32:21 www 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',('chemresponse','chemstructure'));
        !            36: }
        !            37: 
        !            38: sub seperate_jme_window {
        !            39:     my ($id,$molecule)=@_;
        !            40:     my $body=<<CHEMPAGE;
        !            41: <html>
        !            42: <head>
        !            43: <title>Molecule Editor</title>
        !            44: <script language="JavaScript">
        !            45: function submitSmiles() {
        !            46:     smiles = document.applets.JME.smiles();
        !            47:     if (smiles == "") {
        !            48: 	alert("Nothing to submit");
        !            49:     } else {
        !            50: 	jmeFile = document.applets.JME.jmeFile();
        !            51: 	opener.document.lonhomework.HWVAL_$id.value = smiles;
        !            52: 	opener.document.lonhomework.MOLECULE_$id.value = jmeFile;
        !            53: 	window.close();
        !            54:     }
        !            55: }
        !            56: function openHelpWindow() {
        !            57:     window.open("/adm/jme/jme_help.html","","scrollbars=yes,resizable=yes,width=500,height=600")
        !            58: }
        !            59: </script>
        !            60: </head>
        !            61: <body bgcolor="#ffffff">
        !            62: <center>
        !            63: <applet code="JME.class" name="JME" archive="/adm/jme/JME.jar" width="97%" height="78%">
        !            64: You have to enable Java and JavaScript on your machine.
        !            65: <param name="jme" value="$molecule" />
        !            66: </applet><br />
        !            67: <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>
        !            68: <form>
        !            69: <input type="button" name="submit" value="Insert Answer" onClick = "submitSmiles();" />
        !            70: <br />
        !            71: <input type="button" value="  Close  " onClick = "window.close()" />
        !            72: &nbsp;&nbsp;
        !            73: <input type="button" value="  Help  " onClick = "openHelpWindow()" />
        !            74: </form>
        !            75: </center>
        !            76: </body>
        !            77: </html>
        !            78: CHEMPAGE
        !            79:     $body=&HTML::Entities::encode($body);
        !            80:     $body=~s/\n/ /g;
        !            81:     my $result=<<CHEMINPUT;
        !            82: <input type="button" value="Draw Molecule" onClick="javascript:editor=window.open('','','width=500,height=500,scrollbars=no,resizable=yes');editor.document.open('text/html','replace');editor.document.writeln('$body')" />
        !            83: CHEMINPUT
        !            84:     return $result;
        !            85: }
        !            86: 
        !            87: sub start_chemresponse {
        !            88:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
        !            89:     my $result;
        !            90:     my $partid = $Apache::inputtags::part;
        !            91:     my $id = &Apache::response::start_response($parstack,$safeeval);
        !            92:     if ($target eq 'meta') {
        !            93:     } elsif ($target eq 'web') {
        !            94: 	my $molecule;
        !            95: 	if (defined($Apache::lonhomework::history{"resource.$partid.$id.molecule"})) {
        !            96: 	    $molecule=$Apache::lonhomework::history{"resource.$partid.$id.molecule"};
        !            97: 	} else {
        !            98: 	    $molecule=&Apache::lonxml::get_param('molecule',$parstack,
        !            99: 						 $safeeval);
        !           100: 	}
        !           101: 	$result=&seperate_jme_window($id,$molecule);
        !           102: 	$result.= '<input type="hidden" name="MOLECULE_'.$id.'" value="" />';
        !           103:     }
        !           104:     return $result;
        !           105: }
        !           106: 
        !           107: sub end_chemresponse {
        !           108:     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
        !           109:     my $result;
        !           110:     if ($target eq 'grade' && defined($ENV{'form.submitted'})) {
        !           111: 	&Apache::response::setup_params($$tagstack[-1]);
        !           112: 	my $response = &Apache::response::getresponse();
        !           113: 	if ( $response =~ /[^\s]/) {
        !           114: 	    my $partid = $Apache::inputtags::part;
        !           115: 	    my $id = $Apache::inputtags::response['-1'];
        !           116: 	    my $answer=&Apache::lonxml::get_param('answer',$parstack,$safeeval);
        !           117: 	    my %previous = &Apache::response::check_for_previous($response,$partid,$id);
        !           118: 	    $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
        !           119: 	    &Apache::lonxml::debug("submitted a $response for $answer<br \>\n");
        !           120: 	    my $ad;
        !           121: 	    if ($response eq $answer) {
        !           122: 		$ad='EXACT_ANS';
        !           123: 	    } else {
        !           124: 		$ad='INCORRECT';
        !           125: 	    }
        !           126: 	    &Apache::response::handle_previous(\%previous,$ad);
        !           127: 	    $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
        !           128: 	    $Apache::lonhomework::results{"resource.$partid.$id.molecule"}=$ENV{"form.MOLECULE_$id"};
        !           129: 	}
        !           130:     }
        !           131:     &Apache::response::end_response;
        !           132:     return $result;
        !           133: }
        !           134: 
        !           135: sub start_chemstructure {
        !           136: }
        !           137: 
        !           138: sub end_chemstructure {
        !           139: }
        !           140: 
        !           141: 1;
        !           142: __END__

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