# The LearningOnline Network # Simple Page Editor # # $Id: lonsimplepage.pm,v 1.20 2004/05/12 19:25:15 albertel Exp $ # # Copyright Michigan State University Board of Trustees # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). # # LON-CAPA is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # LON-CAPA is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with LON-CAPA; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # /home/httpd/html/adm/gpl.txt # # http://www.lon-capa.org/ # package Apache::lonsimplepage; use strict; use Apache::Constants qw(:common); use Apache::loncommon; use Apache::lonnet; use Apache::lontexconvert; use Apache::lonfeedback; use Apache::lonlocal; use Apache::lonprintout; use Apache::lonxml; sub handler { my $r = shift; $r->content_type('text/html'); $r->send_http_header; return OK if $r->header_only; my $target=$ENV{'form.grade_target'}; # ------------------------------------------------------------ Print the screen if ($target ne 'tex') { $r->print(< The LearningOnline Network with CAPA ENDDOCUMENT } else { $r->print(&Apache::lonprintout::print_latex_header($ENV{'form.latex_type'})); } my (undef,undef,undef,undef,$marker)=split(/\//,$r->uri); # Is this even in a course? unless ($ENV{'request.course.id'}) { if ($target ne 'tex') { $r->print('Not in a course'); return OK; } else { $r->print('\textbf{Not in a course}\end{document}'); } } $marker=~s/\D//g; unless ($marker) { $r->print('Invalid call'); return OK; } my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'}; # --------------------------------------------------------- The syllabus fields my %syllabusfields=&Apache::lonlocal::texthash( 'aaa_title' => 'Page Title', 'bbb_content' => 'Content', 'ccc_webreferences' => 'Web References'); # ------------------------------------------------------------ Get query string &Apache::loncommon::get_unprocessed_cgi ($ENV{'QUERY_STRING'},['forcestudent','forceedit','register']); # ----------------------------------------------------- Force menu registration my $addentries=''; if ($ENV{'form.register'}) { $addentries=' onLoad="'.&Apache::lonmenu::loadevents(). '" onUnload="'.&Apache::lonmenu::unloadevents().'"'; $r->print(&Apache::lonmenu::registerurl(1)); } # --------------------------------------------------------------- Force Student my $forcestudent=''; if ($ENV{'form.forcestudent'} || $target eq 'tex' ) { $forcestudent='student'; }; my $forceedit=''; if ($ENV{'form.forceedit'}) { $forceedit='edit'; } my %syllabus=&Apache::lonnet::dump('smppage_'.$marker,$dom,$crs); # --------------------------------------- There is such a user, get environment if ($target ne 'tex') { $r->print(''.&Apache::loncommon::bodytag ("Course Page",$forcestudent,$addentries,'',$dom,$ENV{'form.register'})); } my $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'}); my $privileged=$allowed; if (($syllabus{'uploaded.lastmodified'}) && (!$forceedit)) { $forcestudent='student'; } if ($forcestudent or $target eq 'tex') { $allowed=0; } if ($allowed) { $r->print('

'. &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'
'.&mt('Show Student View').''. &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'

'); } elsif ($privileged and $target ne 'tex') { $r->print(''.&mt('Edit').''); } if (($ENV{'form.uploaddoc.filename'} and $target ne 'tex') && ($ENV{'form.storeupl'}) && ($allowed)) { if ($ENV{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) { if ($syllabus{'uploaded.photourl'}) { &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'}); } $syllabus{'uploaded.photourl'}= &Apache::lonnet::userfileupload('uploaddoc',1,'simplepage'); } $syllabus{'uploaded.lastmodified'}=time; &Apache::lonnet::put('smppage_'.$marker,\%syllabus,$dom,$crs); } if (($allowed) && ($ENV{'form.storesyl'})) { foreach (keys %syllabusfields) { my $field=$ENV{'form.'.$_}; $field=~s/\s+$//s; $field=&Apache::lonfeedback::clear_out_html($field,1); $syllabus{$_}=$field; } $syllabus{'uploaded.lastmodified'}=time; &Apache::lonnet::put('smppage_'.$marker,\%syllabus,$dom,$crs); } # ---------------------------------------------------------------- Get syllabus if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) { if ($syllabus{'uploaded.photourl'}) { &Apache::lonnet::allowuploaded('/adm/smppg', $syllabus{'uploaded.photourl'}); my $image='

'; if ($target eq 'tex') { $image=&Apache::lonxml::xmlparse($r,'tex',$image); } $r->print($image); } if ($allowed) { $r->print( '

'); } foreach (sort keys %syllabusfields) { if (($syllabus{$_}) || ($allowed)) { my $message=$syllabus{$_}; $message=~s/\n/\
/g; $message =~s/(https*\:\/\/[^\s]+)/\\$1\<\/tt\>\<\/a\>/g; $message=&Apache::lontexconvert::msgtexconverted($message); unless ($_ eq 'aaa_title') { if (($_ ne 'bbb_content') || ($allowed)) { if ($target ne 'tex') { $r->print('

'.$syllabusfields{$_}.'

'); } else { my $safeinit; $r->print(&Apache::lonxml::xmlparse($r,'tex','

'.$syllabusfields{$_}.'

')); } } if ($target ne 'tex') { $r->print('

'. $message.'

'); } else { my $safeinit; $r->print(&Apache::lonxml::xmlparse($r,'tex',$message)); } if ($allowed) { if ($target ne 'tex') { $r->print('
'); } else { my $safeinit; $r->print(&Apache::lonxml::xmlparse($r,'tex',$syllabus{$_},$safeinit)); } } } else { if ($target ne 'tex') { $r->print('

'.$message.'

'); } else { my $safeinit; $r->print(&Apache::lonxml::xmlparse($r,'tex','

'.$message.'

')); } if ($allowed) { if ($ENV{'form.grade_target'} ne 'tex') { $r->print( '
Title
'); } else { my $safeinit; $r->print(&Apache::lonxml::xmlparse($r,'tex',$syllabus{$_},$safeinit)); } } } } } if ($allowed && ($ENV{'form.grade_target'} ne 'tex')) { $r->print(''); } if ($ENV{'form.grade_target'} ne 'tex') {$r->print('

');} } else { $r->print('

No page information provided.

'); } if ($ENV{'form.grade_target'} ne 'tex') { $r->print(''); } else { $r->print('\end{document}'); } return OK; } 1; __END__ 500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

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'.$syllabusfields{$_}.'

'.$syllabusfields{$_}.'

'.$message.'

'.$message.'

Internal Server Error