Annotation of loncom/interface/lonbulletin.pm, revision 1.23

1.1       www         1: # The LearningOnline Network
1.5       www         2: # Bulletin Board Handler
1.1       www         3: #
1.23    ! sakharuk    4: # $Id: lonbulletin.pm,v 1.22 2004/05/05 23:04:57 raeburn 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;
1.23    ! sakharuk   44:     my $target=$ENV{'form.grade_target'};
        !            45:     &Apache::lonnet::logthis("MY TARGET IS DEFINED AS $target");
        !            46: 
1.1       www        47: 
1.22      raeburn    48: #    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['previous']);
1.1       www        49: # ------------------------------------------------------------ Print the screen
1.23    ! sakharuk   50:     if ($target ne 'tex') {
        !            51: 	$r->print(<<ENDDOCUMENT);
1.1       www        52: <html>
                     53: <head>
                     54: <title>The LearningOnline Network with CAPA</title>
                     55: ENDDOCUMENT
1.23    ! sakharuk   56: } else {
        !            57: 	$r->print(&Apache::lonprintout::print_latex_header($ENV{'form.latex_type'}));
        !            58:     }
1.2       www        59:     my (undef,undef,undef,undef,$marker)=split(/\//,$r->uri);
1.1       www        60: # Is this even in a course?
                     61:     unless ($ENV{'request.course.id'}) {
1.8       www        62: 	$r->print('</head><body>Not in a course</body></html>');
1.1       www        63:         return OK;
                     64:     }
                     65: 
                     66:     $marker=~s/\D//g;
                     67: 
                     68:     unless ($marker) {
                     69: 	$r->print('<body>Invalid call</body>');
                     70:         return OK;
                     71:     }
                     72: 
                     73:     my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
                     74:     my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
                     75: 
                     76: # --------------------------------------------------------- The syllabus fields
1.17      www        77:     my %syllabusfields=&Apache::lonlocal::texthash(
1.2       www        78:        'aaa_title'         => 'Topic',
                     79:        'bbb_content'       => 'Task',
1.1       www        80:        'ccc_webreferences' => 'Web References');
                     81: 
1.7       www        82: # ------------------------------------------------------------ Get Query String
                     83:     &Apache::loncommon::get_unprocessed_cgi
1.19      www        84:                 ($ENV{'QUERY_STRING'},['forcestudent','forceedit','register']);
1.7       www        85: # ----------------------------------------------------- Force menu registration
                     86:     my $addentries='';
                     87:     if ($ENV{'form.register'}) {
                     88:        $addentries=' onLoad="'.&Apache::lonmenu::loadevents().
                     89: 	   '" onUnload="'.&Apache::lonmenu::unloadevents().'"';
                     90:        $r->print(&Apache::lonmenu::registerurl(1));
                     91:     }
1.1       www        92: # --------------------------------------------------------------- Force Student
                     93:     my $forcestudent='';
1.19      www        94:     if ($ENV{'form.forcestudent'}) { $forcestudent='student'; }
                     95: 
                     96:     my $forceedit='';
                     97:     if ($ENV{'form.forceedit'}) { $forceedit='edit'; }
1.1       www        98: 
                     99:     my %syllabus=&Apache::lonnet::dump('bulletinpage_'.$marker,$dom,$crs);
                    100:        
                    101: # --------------------------------------- There is such a user, get environment
1.23    ! sakharuk  102:     if ($target ne 'tex') {   
        !           103: 	$r->print('</head>'.&Apache::loncommon::bodytag
        !           104:                   ("Bulletin Board/Discussion",$forcestudent,$addentries,'',$dom,
        !           105:                   $ENV{'form.register'}));
        !           106:     }
1.12      www       107:     my $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'});
1.1       www       108: 
1.19      www       109:     my $privileged=$allowed;
                    110:     if (($syllabus{'uploaded.lastmodified'}) && (!$forceedit)) {
                    111:  	$forcestudent='student';
                    112:     }
                    113: 
1.23    ! sakharuk  114:       if ($forcestudent or $target eq 'tex') { $allowed=0; }
1.1       www       115:  
1.23    ! sakharuk  116:       if ($allowed) {
1.1       www       117:           $r->print(
1.6       www       118: 	  '<p>'.
1.19      www       119: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'<br /><a href="'.$r->uri.'?forcestudent=1"><font size="+1">'.&mt('Show Student View').'</font></a>'.
1.5       www       120:  &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'</p>');
1.23    ! sakharuk  121:       }  elsif ($privileged and $target ne 'tex') {
1.19      www       122: 	  $r->print('<a href="'.$r->uri.'?forceedit=edit"><font size="+1">'
                    123: 		    .&mt('Edit').'</font></a>');
                    124:       } 
                    125: 
1.1       www       126:       if (($ENV{'form.uploaddoc.filename'}) &&
                    127:           ($ENV{'form.storeupl'}) && ($allowed)) {
1.9       www       128:  	  if ($ENV{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
1.20      albertel  129: 	      if ($syllabus{'uploaded.photourl'}) {
                    130: 		  &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
                    131: 	      }
                    132: 	      $syllabus{'uploaded.photourl'}=
                    133: 		  &Apache::lonnet::userfileupload('uploaddoc',1,'bulletin');
1.1       www       134:  	  }
                    135:           $syllabus{'uploaded.lastmodified'}=time;
                    136:           &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs);
                    137:        }
                    138:        if (($allowed) && ($ENV{'form.storesyl'})) {
                    139: 	   foreach (keys %syllabusfields) {
                    140:                my $field=$ENV{'form.'.$_};
                    141:                $field=~s/\s+$//s;
1.5       www       142:                $field=&Apache::lonfeedback::clear_out_html($field,1);
1.1       www       143: 	       $syllabus{$_}=$field;
                    144:            }
                    145:            $syllabus{'uploaded.lastmodified'}=time;
                    146:            &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs);
                    147:        }
                    148: 
                    149: # ---------------------------------------------------------------- Get syllabus
                    150:     if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
                    151:        if ($syllabus{'uploaded.photourl'}) {
1.20      albertel  152: 	   &Apache::lonnet::allowuploaded('/adm/syllabus',
                    153: 					  $syllabus{'uploaded.photourl'});
                    154: 	   $r->print('<img src="'.$syllabus{'uploaded.photourl'}.
                    155: 	       '" align="right" />');
1.1       www       156:        }
                    157:        if ($allowed) {
                    158:            $r->print(
                    159: 	 '<form method="post" enctype="multipart/form-data">'.
1.19      www       160:  	 '<input type="hidden" name="forceedit" value="edit" />'.
                    161:          '<h3>'.&mt('Upload a Photo').'</h3>'.
1.1       www       162:          '<input type="file" name="uploaddoc" size="50">'.
1.19      www       163:          '<input type="submit" name="storeupl" value="'.&mt('Upload').'">'.
1.1       www       164: 	 '</form><form method="post">');
                    165:        }
                    166:        foreach (sort keys %syllabusfields) {
                    167:           if (($syllabus{$_}) || ($allowed)) {
                    168:               my $message=$syllabus{$_};
                    169:               $message=~s/\n/\<br \/\>/g;
                    170:               $message
1.10      www       171:         =~s/(https*\:\/\/[^\s]+)/\<a href=\"$1\"\>\<tt\>$1\<\/tt\>\<\/a\>/g;
1.1       www       172: 	      $message=&Apache::lontexconvert::msgtexconverted($message);
1.2       www       173:             unless ($_ eq 'aaa_title') {
                    174: 		if (($_ ne 'bbb_content') || ($allowed)) {
1.23    ! sakharuk  175: 		    if ($target ne 'tex') {
        !           176: 			$r->print('<h3>'.$syllabusfields{$_}.'</h3>');
        !           177: 		    } else {
        !           178: 			$r->print('\\\\\textbf{'.$syllabusfields{$_}.'}\\\\');
        !           179: 		    }
        !           180: 		}
        !           181: 		if ($target ne 'tex') {
        !           182: 		    $r->print('<blockquote>'.
        !           183:                               $message.'</blockquote>');
        !           184: 		} else {
        !           185: 		    $r->print(' '.&Apache::lonxml::xmlparse($r,'tex',$message).' ');
1.2       www       186: 		}
                    187:                  if ($allowed) {
1.3       www       188:                 $r->print('<br /><textarea cols="80" rows="10" name="'.$_.'">'.
1.1       www       189: 			   $syllabus{$_}.
1.19      www       190:            '</textarea><input type="submit" name="storesyl" value="'.&mt('Store').'" />');
1.2       www       191: 	        }
                    192: 	    } else {
1.23    ! sakharuk  193:                 if ($target ne 'tex') {
        !           194: 		    $r->print('<h1>'.$message.'</h1>');
        !           195: 		} else {
        !           196: 		    $r->print('\\\\\textbf{'.&Apache::lonxml::xmlparse($r,'tex',$message).'}\\\\');
        !           197: 		}
1.2       www       198:                 if ($allowed) {
                    199:                  $r->print(
1.19      www       200:                 '<br />'.&mt('Topic').'<br /><textarea cols="80" rows="2" name="'.$_.'">'.
1.2       www       201: 			   $syllabus{$_}.
1.19      www       202:            '</textarea><input type="submit" name="storesyl" value="'.&mt('Store').'" />');
1.2       www       203:                 }
                    204:             }
1.1       www       205: 	  }
                    206:        }
                    207:        if ($allowed) {
                    208: 	   $r->print('</form>');
                    209:        }
1.23    ! sakharuk  210:        if ($target ne 'tex') {$r->print('</p>');} else {$r->print('\\\\');}
1.1       www       211:     } else {
1.19      www       212:        $r->print('<p>'.&mt('No page information provided.').'</p>');
1.1       www       213:     }
1.23    ! sakharuk  214:     if ($target ne 'tex') {
        !           215: 	$r->print(&Apache::lonfeedback::list_discussion
        !           216: 	           ('board','OPEN','bulletin___'.$marker.'___'.
        !           217: 	            $r->uri));
        !           218:     } else {
        !           219: 	$r->print('\\\\'.&Apache::lonxml::xmlparse($r,'tex',&Apache::lonfeedback::list_discussion
        !           220: 	           ('board','OPEN','bulletin___'.$marker.'___'.
        !           221: 	            $r->uri)));
        !           222:     }
        !           223:     if ($target ne 'tex') {$r->print('</body></html>');} else {$r->print('\end{document}');}
1.1       www       224:     return OK;
                    225: } 
                    226: 
                    227: 1;
                    228: __END__

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