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File:  [LON-CAPA] / loncom / interface / lonevaluate.pm
Revision 1.17: download - view: text, annotated - select for diffs
Thu Apr 7 06:56:23 2005 UTC (19 years, 1 month ago) by albertel
Branches: MAIN
CVS tags: version_2_1_X, version_2_1_3, version_2_1_2, version_2_1_1, version_2_1_0, version_2_0_X, version_2_0_99_1, version_2_0_2, version_2_0_1, version_2_0_0, version_1_99_3, version_1_99_2, version_1_99_1_tmcc, version_1_99_1, version_1_99_0_tmcc, version_1_99_0, HEAD
- ENV -> env

    1: # The LearningOnline Network
    2: # Evaluate
    3: #
    4: # $Id: lonevaluate.pm,v 1.17 2005/04/07 06:56:23 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::lonevaluate;
   30: 
   31: use strict;
   32: use Apache::lonnet;
   33: use Apache::Constants qw(:common);
   34: use Apache::loncommon();
   35: use Apache::lonenc();
   36: 
   37: sub handler {
   38:     my $r = shift;
   39:     &Apache::loncommon::content_type($r,'text/html');
   40:     $r->send_http_header;
   41:     return OK if $r->header_only;
   42: 
   43:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['postdata']);
   44:     my $feedurl=$env{'form.postdata'};
   45:     $feedurl=~s/^http\:\/\///;
   46:     $feedurl=~s/^$ENV{'SERVER_NAME'}//;
   47:     $feedurl=~s/^$ENV{'HTTP_HOST'}//;
   48: 
   49:     $feedurl=&Apache::lonnet::declutter($feedurl);
   50: 
   51:     my $title=&Apache::lonnet::gettitle($feedurl);
   52:     my $showurl=&Apache::lonenc::check_encrypt($feedurl);
   53: 
   54:     my ($rdomain,$rauth)=($feedurl=~/^(\w+)\/(\w+)\//);
   55: 
   56:     my $prefix=$env{'user.name'}.'@'.$env{'user.domain'}.'___'.
   57: 	$feedurl.'___';
   58: 
   59:     my @items=('correct','helpful','depth','clear','technical','comments',
   60:                'timestamp');
   61: 
   62:     my @retrieve=map{ $prefix.$_ } @items;
   63: 
   64:     my %currenteval=
   65:        &Apache::lonnet::get('nohist_resevaldata',\@retrieve,$rdomain,$rauth);
   66: 
   67:     my $already=($currenteval{$prefix.'timestamp'} ne '');
   68: 
   69:     $env{'form.timestamp'}=time;
   70: 
   71:     my $warning='';
   72: 
   73:     my $bodytag=&Apache::loncommon::bodytag('Evaluate Resource');
   74: 
   75:     if ($env{'form.submiteval'} eq 'true') {
   76: # ------------------------------------------------ User is submitting something
   77:         my $complete=1;
   78: 	foreach my $item (@items) {
   79: 	    if ($env{'form.'.$item}) {
   80: 		$currenteval{$prefix.$item}=$env{'form.'.$item};
   81:             } elsif ($item ne 'comments') {
   82:                 $complete=0;
   83:             }
   84:         }
   85:         if ($complete) {
   86: 	    my $showurl=&Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($feedurl));
   87: 	    my $html=&Apache::lonxml::xmlbegin();
   88: 	    $r->print(<<ENDHEADER);
   89: $html
   90: <head>
   91: <title>Evaluation submitted</title>
   92: <script>
   93:     function goback() {
   94: 	if ((window.name=='loncapaclient')) {
   95:             window.location='$showurl';
   96:         } else {
   97:             self.close();
   98:         }
   99:     }
  100: </script>
  101: <meta http-equiv="pragma" content="no-cache"></meta>
  102: </head>
  103: $bodytag
  104: <h1>Thank you for your input!</h1>
  105: ENDHEADER
  106:        $r->print('Storing feedback: '.
  107:            &Apache::lonnet::put('nohist_resevaldata',\%currenteval,$rdomain,$rauth));
  108:            unless ($already) {
  109: 	       $r->print('<br>Logging first evaluation');
  110:            }
  111:            $r->print(
  112:             '<script>setTimeout("goback()",2000);</script></body></html>');
  113:            return OK;
  114:         } else {
  115: 	    $warning='Please fill out all fields below';
  116:         }
  117:    
  118:     }
  119: 
  120: # ---------------------------------------------------------- Dial in old values
  121:     my $dialold='';
  122:     my $oldcomments='';
  123: 
  124:     foreach my $item (@items) {
  125:        unless ($item eq 'comments') {
  126:            unless (($item eq 'timestamp') || 
  127:                    (!defined($currenteval{$prefix.$item}))) {
  128:               $dialold.=
  129:                    'document.evaluation.'.$item.'.selectedIndex='.
  130:                    $currenteval{$prefix.$item}.";\n";
  131: 	   }
  132:        } else {
  133:            $oldcomments=$currenteval{$prefix.$item};
  134:        }       
  135:     }
  136: # ------------------------------------------------------- Print out eval screen
  137:     my $standardoptions=(<<ENDOPTIONS);
  138: <option value=0>-</option>
  139: <option value=1>Strongly Disagree</option>
  140: <option value=2>Disagree</option>
  141: <option value=3>Neutral</option>
  142: <option value=4>Agree</option>
  143: <option value=5>Strongly Agree</option>
  144: ENDOPTIONS
  145:     
  146:     my $html=&Apache::lonxml::xmlbegin();
  147:     $r->print(<<ENDDOCUMENT);
  148: $html
  149: <head>
  150: <title>The LearningOnline Network with CAPA</title>
  151: </head>
  152: $bodytag
  153: <tt>$title</tt><p>
  154: <h3><font color="red">$warning</font></h3>
  155: Please rank the following criteria:
  156: <form method=post name=evaluation>
  157: <input type=hidden name=submiteval value=true>
  158: <input type=hidden name=postdata value="$showurl">
  159: The material appears to be correct
  160: <br><select name=correct>
  161: $standardoptions
  162: </select>
  163: <hr>
  164: The material is helpful
  165: <br><select name=helpful>
  166: $standardoptions
  167: </select>
  168: <hr>
  169: The material is covered with sufficient depth
  170: <br><select name=depth>
  171: $standardoptions
  172: </select>
  173: <hr>
  174: The material is presented in a clear way
  175: <br><select name=clear>
  176: $standardoptions
  177: </select>
  178: <hr>
  179: The resource is technically correct 
  180: (loads fast enough, does not produce errors, links work, etc) 
  181: <br><select name=technical>
  182: $standardoptions
  183: </select>
  184: <hr>
  185: Any comments?
  186: <br><textarea name=comments cols=40 rows=5>$oldcomments</textarea>
  187: <script>$dialold</script>
  188: <br><input type=submit value="Submit Evaluation">
  189: </form>
  190: </body>
  191: </html>
  192: ENDDOCUMENT
  193:     return OK;
  194: } 
  195: 
  196: 1;
  197: __END__
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