Annotation of loncom/interface/lonevaluate.pm, revision 1.29

1.1       www         1: # The LearningOnline Network
                      2: # Evaluate
                      3: #
1.29    ! bisitz      4: # $Id: lonevaluate.pm,v 1.28 2008/12/24 07:56:50 raeburn 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: 
1.25      jms        29: 
                     30: 
1.1       www        31: package Apache::lonevaluate;
                     32: 
                     33: use strict;
1.17      albertel   34: use Apache::lonnet;
1.1       www        35: use Apache::Constants qw(:common);
1.14      albertel   36: use Apache::loncommon();
                     37: use Apache::lonenc();
1.24      albertel   38: use Apache::lonlocal;
1.20      albertel   39: use LONCAPA();
1.1       www        40: 
                     41: sub handler {
                     42:     my $r = shift;
1.16      albertel   43:     &Apache::loncommon::content_type($r,'text/html');
1.19      albertel   44:     &Apache::loncommon::no_cache($r);
                     45:     
1.1       www        46:     $r->send_http_header;
                     47:     return OK if $r->header_only;
                     48: 
1.7       www        49:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['postdata']);
1.17      albertel   50:     my $feedurl=$env{'form.postdata'};
1.28      raeburn    51:     $feedurl=~s/^https?\:\/\///;
1.13      albertel   52:     $feedurl=~s/^$ENV{'SERVER_NAME'}//;
                     53:     $feedurl=~s/^$ENV{'HTTP_HOST'}//;
1.3       www        54: 
1.13      albertel   55:     $feedurl=&Apache::lonnet::declutter($feedurl);
                     56: 
                     57:     my $title=&Apache::lonnet::gettitle($feedurl);
                     58:     my $showurl=&Apache::lonenc::check_encrypt($feedurl);
1.3       www        59: 
1.20      albertel   60:     my ($rdomain,$rauth)=($feedurl=~/^($LONCAPA::domain_re)\/($LONCAPA::username_re)\//);
1.3       www        61: 
1.17      albertel   62:     my $prefix=$env{'user.name'}.'@'.$env{'user.domain'}.'___'.
1.3       www        63: 	$feedurl.'___';
                     64: 
1.4       www        65:     my @items=('correct','helpful','depth','clear','technical','comments',
                     66:                'timestamp');
1.3       www        67: 
                     68:     my @retrieve=map{ $prefix.$_ } @items;
                     69: 
1.4       www        70:     my %currenteval=
1.9       albertel   71:        &Apache::lonnet::get('nohist_resevaldata',\@retrieve,$rdomain,$rauth);
1.4       www        72: 
                     73:     my $already=($currenteval{$prefix.'timestamp'} ne '');
                     74: 
1.17      albertel   75:     $env{'form.timestamp'}=time;
1.4       www        76: 
                     77:     my $warning='';
                     78: 
1.17      albertel   79:     if ($env{'form.submiteval'} eq 'true') {
1.3       www        80: # ------------------------------------------------ User is submitting something
1.4       www        81:         my $complete=1;
                     82: 	foreach my $item (@items) {
1.17      albertel   83: 	    if ($env{'form.'.$item}) {
                     84: 		$currenteval{$prefix.$item}=$env{'form.'.$item};
1.4       www        85:             } elsif ($item ne 'comments') {
                     86:                 $complete=0;
                     87:             }
                     88:         }
                     89:         if ($complete) {
1.13      albertel   90: 	    my $showurl=&Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($feedurl));
1.29    ! bisitz     91:             my $js = &Apache::lonhtmlcommon::scripttag(<<ENDJS);
1.13      albertel   92:     function goback() {
1.29    ! bisitz     93:         if ((window.name=='loncapaclient')) {
1.13      albertel   94:             window.location='$showurl';
1.12      www        95:         } else {
                     96:             self.close();
1.8       www        97:         }
                     98:     }
1.19      albertel   99: ENDJS
                    100: 
1.29    ! bisitz    101:             # Breadcrumbs
        !           102:             my $brcrum = [{'href' => '/adm/evaluate',
        !           103:                            'text' => 'Evaluate Resource'},
        !           104:                           {'href' => '',
        !           105:                            'text' => 'Done'}];
        !           106: 
        !           107:             my $start_page = &Apache::loncommon::start_page('Evaluate Resource',
        !           108:                                                             $js,
        !           109:                                                             {'bread_crumbs' => $brcrum,});
        !           110: 
        !           111:             $r->print($start_page
        !           112:                      .'<p class="LC_success">'
1.27      bisitz    113:                      .&mt('Saving feedback: [_1]'
1.29    ! bisitz    114:                           ,&Apache::lonnet::put(
        !           115:                                'nohist_resevaldata',\%currenteval,$rdomain,$rauth))
        !           116:                      .'</p>'
        !           117:             );
1.4       www       118:            unless ($already) {
1.29    ! bisitz    119:                $r->print('<p>'.&mt('Logging first evaluation').'</p>');
1.4       www       120:            }
1.29    ! bisitz    121:            $r->print('<p><b>'.&mt('Thank you for your input!').'</b></p>'
        !           122:                     .&Apache::lonhtmlcommon::scripttag(
        !           123:                         'setTimeout("goback()",2000);')
        !           124:                     .&Apache::loncommon::end_page()
        !           125:            );
1.4       www       126:            return OK;
                    127:         } else {
1.29    ! bisitz    128:             $warning=&mt('Please fill out all fields below.');
1.4       www       129:         }
1.8       www       130:    
1.3       www       131:     }
1.4       www       132: 
                    133: # ---------------------------------------------------------- Dial in old values
                    134:     my $dialold='';
1.5       www       135:     my $oldcomments='';
                    136: 
                    137:     foreach my $item (@items) {
                    138:        unless ($item eq 'comments') {
1.11      www       139:            unless (($item eq 'timestamp') || 
                    140:                    (!defined($currenteval{$prefix.$item}))) {
1.5       www       141:               $dialold.=
                    142:                    'document.evaluation.'.$item.'.selectedIndex='.
                    143:                    $currenteval{$prefix.$item}.";\n";
                    144: 	   }
                    145:        } else {
                    146:            $oldcomments=$currenteval{$prefix.$item};
                    147:        }       
                    148:     }
1.3       www       149: # ------------------------------------------------------- Print out eval screen
1.23      albertel  150:     my %lt=&Apache::lonlocal::texthash('a' => 'Strongly Disagree',
                    151: 				       'b' => 'Disagree',
                    152: 				       'c' => 'Neutral',
                    153: 				       'd' => 'Agree',
                    154: 				       'e' => 'Strongly Agree',);
1.22      bisitz    155:     my $standardoptions='';
                    156:     $standardoptions = (<<ENDOPTIONS);
1.18      albertel  157: <option value="0">-</option>
1.22      bisitz    158: <option value="1">$lt{'a'}</option>
                    159: <option value="2">$lt{'b'}</option>
                    160: <option value="3">$lt{'c'}</option>
                    161: <option value="4">$lt{'d'}</option>
                    162: <option value="5">$lt{'e'}</option>
1.2       www       163: ENDOPTIONS
1.22      bisitz    164: 
1.29    ! bisitz    165:     # Breadcrumbs
        !           166:     my $brcrum = [{'href' => '/adm/evaluate',
        !           167:                    'text' => 'Evaluate Resource'}];
        !           168: 
        !           169:     my $start_page = &Apache::loncommon::start_page('Evaluate Resource',
        !           170:                                                     undef,
        !           171:                                                     {'bread_crumbs' => $brcrum,});
1.19      albertel  172:     my $end_page   = &Apache::loncommon::end_page();
1.22      bisitz    173: 
1.29    ! bisitz    174:     %lt=&Apache::lonlocal::texthash(
1.23      albertel  175:        'pleaserank' => 'Please rank the following criteria:',
                    176:        'correct'    => 'The material appears to be correct',
                    177:        'helpful'    => 'The material is helpful',
                    178:        'depth'      => 'The material is covered with sufficient depth',
                    179:        'clear'      => 'The material is presented in a clear way',
                    180:        'technical'  => 'The resource is technically correct (loads fast enough, does not produce errors, links work, etc)',
1.29    ! bisitz    181:        'comments'   => 'Comments',
1.23      albertel  182:        'submit'     => 'Submit Evaluation',
1.22      bisitz    183:     );
1.29    ! bisitz    184:     $r->print(
        !           185:         $start_page
        !           186:        .'<h2>'.$title.'</h2>'
        !           187:        .'<p class="LC_warning">'.$warning.'</p>'
        !           188:        .'<form method="post" name="evaluation" action="/adm/evaluate">'
        !           189:        .'<input type="hidden" name="submiteval" value="true" />'
        !           190:        .'<input type="hidden" name="postdata" value="'.$showurl.'" />'
        !           191:     );
        !           192:     $r->print(
        !           193:         &Apache::lonhtmlcommon::start_pick_box()
        !           194:        .&Apache::lonhtmlcommon::row_headline()
        !           195:        .$lt{'pleaserank'}
        !           196:        .&Apache::lonhtmlcommon::row_closure()
        !           197:     );
        !           198: 
        !           199:     foreach my $key ('correct', 'helpful', 'depth', 'clear', 'technical') {
        !           200:         $r->print(
        !           201:             &Apache::lonhtmlcommon::row_title($lt{$key})
        !           202:            .'<select name="'.$key.'">'
        !           203:            .$standardoptions
        !           204:            .'</select>'
        !           205:            .&Apache::lonhtmlcommon::row_closure()
        !           206:         );
        !           207:     }
        !           208: 
        !           209:     $r->print(
        !           210:         &Apache::lonhtmlcommon::row_title($lt{'comments'})
        !           211:        .'<textarea name="comments" cols="40" rows="5">'
        !           212:        .$oldcomments
        !           213:        .'</textarea>'
        !           214:        .&Apache::lonhtmlcommon::row_closure(1)
        !           215:        .&Apache::lonhtmlcommon::end_pick_box()
        !           216:        .'<p>'
        !           217:        .'<input type="submit" value="'.$lt{'submit'}.'" />'
        !           218:        .'</p>'
        !           219:     );
        !           220: 
        !           221:     $r->print(
        !           222:         &Apache::lonhtmlcommon::scripttag($dialold)
        !           223:        .'</form>'
        !           224:        .$end_page
        !           225:     );
        !           226: 
1.1       www       227:     return OK;
                    228: } 
                    229: 
                    230: 1;
                    231: __END__
1.26      jms       232: 
                    233: =pod
                    234: 
                    235: =head1 NAME
                    236: 
                    237: Apache::lonevaluate.pm
                    238: 
                    239: =head1 SYNOPSIS
                    240: 
                    241: Handles evaluation.
                    242: 
                    243: This is part of the LearningOnline Network with CAPA project
                    244: described at http://www.lon-capa.org.
                    245: 
                    246: =head1 OVERVIEW
                    247: 
                    248: None
                    249: 
                    250: =cut

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