Annotation of loncom/interface/lonevaluate.pm, revision 1.20

1.1       www         1: # The LearningOnline Network
                      2: # Evaluate
                      3: #
1.20    ! albertel    4: # $Id: lonevaluate.pm,v 1.19 2006/03/19 22:22:49 albertel Exp $
1.2       www         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: #
1.17      albertel   28: 
1.1       www        29: package Apache::lonevaluate;
                     30: 
                     31: use strict;
1.17      albertel   32: use Apache::lonnet;
1.1       www        33: use Apache::Constants qw(:common);
1.14      albertel   34: use Apache::loncommon();
                     35: use Apache::lonenc();
1.20    ! albertel   36: use LONCAPA();
1.1       www        37: 
                     38: sub handler {
                     39:     my $r = shift;
1.16      albertel   40:     &Apache::loncommon::content_type($r,'text/html');
1.19      albertel   41:     &Apache::loncommon::no_cache($r);
                     42:     
1.1       www        43:     $r->send_http_header;
                     44:     return OK if $r->header_only;
                     45: 
1.7       www        46:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['postdata']);
1.17      albertel   47:     my $feedurl=$env{'form.postdata'};
1.13      albertel   48:     $feedurl=~s/^http\:\/\///;
                     49:     $feedurl=~s/^$ENV{'SERVER_NAME'}//;
                     50:     $feedurl=~s/^$ENV{'HTTP_HOST'}//;
1.3       www        51: 
1.13      albertel   52:     $feedurl=&Apache::lonnet::declutter($feedurl);
                     53: 
                     54:     my $title=&Apache::lonnet::gettitle($feedurl);
                     55:     my $showurl=&Apache::lonenc::check_encrypt($feedurl);
1.3       www        56: 
1.20    ! albertel   57:     my ($rdomain,$rauth)=($feedurl=~/^($LONCAPA::domain_re)\/($LONCAPA::username_re)\//);
1.3       www        58: 
1.17      albertel   59:     my $prefix=$env{'user.name'}.'@'.$env{'user.domain'}.'___'.
1.3       www        60: 	$feedurl.'___';
                     61: 
1.4       www        62:     my @items=('correct','helpful','depth','clear','technical','comments',
                     63:                'timestamp');
1.3       www        64: 
                     65:     my @retrieve=map{ $prefix.$_ } @items;
                     66: 
1.4       www        67:     my %currenteval=
1.9       albertel   68:        &Apache::lonnet::get('nohist_resevaldata',\@retrieve,$rdomain,$rauth);
1.4       www        69: 
                     70:     my $already=($currenteval{$prefix.'timestamp'} ne '');
                     71: 
1.17      albertel   72:     $env{'form.timestamp'}=time;
1.4       www        73: 
                     74:     my $warning='';
                     75: 
1.17      albertel   76:     if ($env{'form.submiteval'} eq 'true') {
1.3       www        77: # ------------------------------------------------ User is submitting something
1.4       www        78:         my $complete=1;
                     79: 	foreach my $item (@items) {
1.17      albertel   80: 	    if ($env{'form.'.$item}) {
                     81: 		$currenteval{$prefix.$item}=$env{'form.'.$item};
1.4       www        82:             } elsif ($item ne 'comments') {
                     83:                 $complete=0;
                     84:             }
                     85:         }
                     86:         if ($complete) {
1.13      albertel   87: 	    my $showurl=&Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($feedurl));
1.19      albertel   88: 	    my $js =<<ENDJS;
1.18      albertel   89: <script type="text/javascript">
1.13      albertel   90:     function goback() {
1.12      www        91: 	if ((window.name=='loncapaclient')) {
1.13      albertel   92:             window.location='$showurl';
1.12      www        93:         } else {
                     94:             self.close();
1.8       www        95:         }
                     96:     }
                     97: </script>
1.19      albertel   98: ENDJS
                     99: 
                    100:             my $start_page = 
                    101: 	        &Apache::loncommon::start_page('Evaluate Resource',$js);
                    102: 	    $r->print(<<ENDHEADER);
                    103: $start_page
1.4       www       104: <h1>Thank you for your input!</h1>
                    105: ENDHEADER
                    106:        $r->print('Storing feedback: '.
1.9       albertel  107:            &Apache::lonnet::put('nohist_resevaldata',\%currenteval,$rdomain,$rauth));
1.4       www       108:            unless ($already) {
1.18      albertel  109: 	       $r->print('<br />Logging first evaluation');
1.4       www       110:            }
1.8       www       111:            $r->print(
1.19      albertel  112:             '<script type="text/javascript">setTimeout("goback()",2000);</script>'.&Apache::loncommon::end_page());
1.4       www       113:            return OK;
                    114:         } else {
                    115: 	    $warning='Please fill out all fields below';
                    116:         }
1.8       www       117:    
1.3       www       118:     }
1.4       www       119: 
                    120: # ---------------------------------------------------------- Dial in old values
                    121:     my $dialold='';
1.5       www       122:     my $oldcomments='';
                    123: 
                    124:     foreach my $item (@items) {
                    125:        unless ($item eq 'comments') {
1.11      www       126:            unless (($item eq 'timestamp') || 
                    127:                    (!defined($currenteval{$prefix.$item}))) {
1.5       www       128:               $dialold.=
                    129:                    'document.evaluation.'.$item.'.selectedIndex='.
                    130:                    $currenteval{$prefix.$item}.";\n";
                    131: 	   }
                    132:        } else {
                    133:            $oldcomments=$currenteval{$prefix.$item};
                    134:        }       
                    135:     }
1.3       www       136: # ------------------------------------------------------- Print out eval screen
1.2       www       137:     my $standardoptions=(<<ENDOPTIONS);
1.18      albertel  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>
1.2       www       144: ENDOPTIONS
1.15      albertel  145:     
1.19      albertel  146:     my $start_page = &Apache::loncommon::start_page('Evaluate Resource');
                    147:     my $end_page   = &Apache::loncommon::end_page();
1.1       www       148:     $r->print(<<ENDDOCUMENT);
1.19      albertel  149: $start_page
1.18      albertel  150: <tt>$title</tt><br /><br />
1.4       www       151: <h3><font color="red">$warning</font></h3>
1.2       www       152: Please rank the following criteria:
1.18      albertel  153: <form method="post" name="evaluation" action="/adm/evaluate">
                    154: <input type="hidden" name="submiteval" value="true" />
                    155: <input type="hidden" name="postdata" value="$showurl" />
1.2       www       156: The material appears to be correct
1.18      albertel  157: <br /><select name="correct">
1.2       www       158: $standardoptions
                    159: </select>
1.18      albertel  160: <hr />
1.2       www       161: The material is helpful
1.18      albertel  162: <br /><select name="helpful">
1.2       www       163: $standardoptions
                    164: </select>
1.18      albertel  165: <hr />
1.2       www       166: The material is covered with sufficient depth
1.18      albertel  167: <br /><select name="depth">
1.2       www       168: $standardoptions
                    169: </select>
1.18      albertel  170: <hr />
1.2       www       171: The material is presented in a clear way
1.18      albertel  172: <br /><select name="clear">
1.2       www       173: $standardoptions
                    174: </select>
1.18      albertel  175: <hr />
1.2       www       176: The resource is technically correct 
                    177: (loads fast enough, does not produce errors, links work, etc) 
1.18      albertel  178: <br /><select name="technical">
1.2       www       179: $standardoptions
                    180: </select>
1.18      albertel  181: <hr />
1.2       www       182: Any comments?
1.18      albertel  183: <br /><textarea name="comments" cols="40" rows="5">$oldcomments</textarea>
                    184: <script type="text/javascript">$dialold</script>
                    185: <br /><input type="submit" value="Submit Evaluation" />
1.2       www       186: </form>
1.19      albertel  187: $end_page
1.1       www       188: ENDDOCUMENT
                    189:     return OK;
                    190: } 
                    191: 
                    192: 1;
                    193: __END__

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