Annotation of loncom/interface/lonbulletin.pm, revision 1.19

1.1       www         1: # The LearningOnline Network
1.5       www         2: # Bulletin Board Handler
1.1       www         3: #
1.19    ! www         4: # $Id: lonbulletin.pm,v 1.18 2003/11/24 16:00:45 www Exp $
1.1       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: #
                     28: 
                     29: package Apache::lonbulletin;
                     30: 
                     31: use strict;
                     32: use Apache::Constants qw(:common);
                     33: use Apache::loncommon;
                     34: use Apache::lonnet;
                     35: use Apache::lontexconvert;
1.6       www        36: use Apache::lonfeedback;
1.15      www        37: use Apache::lonlocal;
1.1       www        38: 
                     39: sub handler {
                     40:     my $r = shift;
1.16      www        41:     &Apache::loncommon::content_type($r,'text/html');
1.1       www        42:     $r->send_http_header;
                     43:     return OK if $r->header_only;
                     44: 
                     45: # ------------------------------------------------------------ Print the screen
                     46:     $r->print(<<ENDDOCUMENT);
                     47: <html>
                     48: <head>
                     49: <title>The LearningOnline Network with CAPA</title>
                     50: ENDDOCUMENT
1.2       www        51:     my (undef,undef,undef,undef,$marker)=split(/\//,$r->uri);
1.1       www        52: # Is this even in a course?
                     53:     unless ($ENV{'request.course.id'}) {
1.8       www        54: 	$r->print('</head><body>Not in a course</body></html>');
1.1       www        55:         return OK;
                     56:     }
                     57: 
                     58:     $marker=~s/\D//g;
                     59: 
                     60:     unless ($marker) {
                     61: 	$r->print('<body>Invalid call</body>');
                     62:         return OK;
                     63:     }
                     64: 
                     65:     my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
                     66:     my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
                     67: 
                     68: # --------------------------------------------------------- The syllabus fields
1.17      www        69:     my %syllabusfields=&Apache::lonlocal::texthash(
1.2       www        70:        'aaa_title'         => 'Topic',
                     71:        'bbb_content'       => 'Task',
1.1       www        72:        'ccc_webreferences' => 'Web References');
                     73: 
1.7       www        74: # ------------------------------------------------------------ Get Query String
                     75:     &Apache::loncommon::get_unprocessed_cgi
1.19    ! www        76:                 ($ENV{'QUERY_STRING'},['forcestudent','forceedit','register']);
1.7       www        77: # ----------------------------------------------------- Force menu registration
                     78:     my $addentries='';
                     79:     if ($ENV{'form.register'}) {
                     80:        $addentries=' onLoad="'.&Apache::lonmenu::loadevents().
                     81: 	   '" onUnload="'.&Apache::lonmenu::unloadevents().'"';
                     82:        $r->print(&Apache::lonmenu::registerurl(1));
                     83:     }
1.1       www        84: # --------------------------------------------------------------- Force Student
                     85:     my $forcestudent='';
1.19    ! www        86:     if ($ENV{'form.forcestudent'}) { $forcestudent='student'; }
        !            87: 
        !            88:     my $forceedit='';
        !            89:     if ($ENV{'form.forceedit'}) { $forceedit='edit'; }
1.1       www        90: 
                     91:     my %syllabus=&Apache::lonnet::dump('bulletinpage_'.$marker,$dom,$crs);
                     92:        
                     93: # --------------------------------------- There is such a user, get environment
                     94: 
1.7       www        95:     $r->print('</head>'.&Apache::loncommon::bodytag
1.8       www        96:             ("Bulletin Board/Discussion",$forcestudent,$addentries,'',$dom,
                     97:              $ENV{'form.register'}));
1.1       www        98: 
1.12      www        99:     my $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});
1.1       www       100: 
1.19    ! www       101:     my $privileged=$allowed;
        !           102:     if (($syllabus{'uploaded.lastmodified'}) && (!$forceedit)) {
        !           103:  	$forcestudent='student';
        !           104:     }
        !           105: 
1.1       www       106:        if ($forcestudent) { $allowed=0; }
                    107:  
                    108:        if ($allowed) {
                    109:           $r->print(
1.6       www       110: 	  '<p>'.
1.19    ! www       111: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'<br /><a href="'.$r->uri.'?forcestudent=1"><font size="+1">'.&mt('Show Student View').'</font></a>'.
1.5       www       112:  &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'</p>');
1.19    ! www       113:       }  elsif ($privileged) {
        !           114: 	  $r->print('<a href="'.$r->uri.'?forceedit=edit"><font size="+1">'
        !           115: 		    .&mt('Edit').'</font></a>');
        !           116:       } 
        !           117: 
1.1       www       118:       if (($ENV{'form.uploaddoc.filename'}) &&
                    119:           ($ENV{'form.storeupl'}) && ($allowed)) {
1.9       www       120:  	  if ($ENV{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
1.1       www       121:              $syllabus{'uploaded.photourl'}=
                    122:                  &Apache::lonnet::userfileupload('uploaddoc',1);
                    123:  	  }
                    124:           $syllabus{'uploaded.lastmodified'}=time;
                    125:           &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs);
                    126:        }
                    127:        if (($allowed) && ($ENV{'form.storesyl'})) {
                    128: 	   foreach (keys %syllabusfields) {
                    129:                my $field=$ENV{'form.'.$_};
                    130:                $field=~s/\s+$//s;
1.5       www       131:                $field=&Apache::lonfeedback::clear_out_html($field,1);
1.1       www       132: 	       $syllabus{$_}=$field;
                    133:            }
                    134:            $syllabus{'uploaded.lastmodified'}=time;
                    135:            &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs);
                    136:        }
                    137: 
                    138: # ---------------------------------------------------------------- Get syllabus
                    139:     if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
                    140:        if ($syllabus{'uploaded.photourl'}) {
                    141: 	   $r->print('<img src="'.
                    142:              &Apache::lonnet::tokenwrapper($syllabus{'uploaded.photourl'}).
                    143:              '" align="right" />');
                    144:        }
                    145:        if ($allowed) {
                    146:            $r->print(
                    147: 	 '<form method="post" enctype="multipart/form-data">'.
1.19    ! www       148:  	 '<input type="hidden" name="forceedit" value="edit" />'.
        !           149:          '<h3>'.&mt('Upload a Photo').'</h3>'.
1.1       www       150:          '<input type="file" name="uploaddoc" size="50">'.
1.19    ! www       151:          '<input type="submit" name="storeupl" value="'.&mt('Upload').'">'.
1.1       www       152: 	 '</form><form method="post">');
                    153:        }
                    154:        foreach (sort keys %syllabusfields) {
                    155:           if (($syllabus{$_}) || ($allowed)) {
                    156:               my $message=$syllabus{$_};
                    157:               $message=~s/\n/\<br \/\>/g;
                    158:               $message
1.10      www       159:         =~s/(https*\:\/\/[^\s]+)/\<a href=\"$1\"\>\<tt\>$1\<\/tt\>\<\/a\>/g;
1.1       www       160: 	      $message=&Apache::lontexconvert::msgtexconverted($message);
1.2       www       161:             unless ($_ eq 'aaa_title') {
                    162: 		if (($_ ne 'bbb_content') || ($allowed)) {
                    163:                     $r->print('<h3>'.$syllabusfields{$_}.'</h3>');
                    164: 		}
                    165:                  $r->print('<blockquote>'.
1.1       www       166:                         $message.'</blockquote>');
1.2       www       167:                  if ($allowed) {
1.3       www       168:                 $r->print('<br /><textarea cols="80" rows="10" name="'.$_.'">'.
1.1       www       169: 			   $syllabus{$_}.
1.19    ! www       170:            '</textarea><input type="submit" name="storesyl" value="'.&mt('Store').'" />');
1.2       www       171: 	        }
                    172: 	    } else {
                    173: 		$r->print('<h1>'.$message.'</h1>');
                    174:                 if ($allowed) {
                    175:                  $r->print(
1.19    ! www       176:                 '<br />'.&mt('Topic').'<br /><textarea cols="80" rows="2" name="'.$_.'">'.
1.2       www       177: 			   $syllabus{$_}.
1.19    ! www       178:            '</textarea><input type="submit" name="storesyl" value="'.&mt('Store').'" />');
1.2       www       179:                 }
                    180:             }
1.1       www       181: 	  }
                    182:        }
                    183:        if ($allowed) {
                    184: 	   $r->print('</form>');
                    185:        }
                    186:        $r->print('</p>');
                    187:     } else {
1.19    ! www       188:        $r->print('<p>'.&mt('No page information provided.').'</p>');
1.1       www       189:     }
1.13      www       190:     $r->print(&Apache::lonfeedback::list_discussion
1.14      www       191: 	      ('board','OPEN','bulletin___'.$marker.'___'.
1.18      www       192: 	       $r->uri).'</body></html>');
1.1       www       193:     return OK;
                    194: } 
                    195: 
                    196: 1;
                    197: __END__

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