# The LearningOnline Network # Syllabus # # $Id: lonsyllabus.pm,v 1.9 2003/02/10 14:44:36 www 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::lonsyllabus; use strict; use Apache::Constants qw(:common); use Apache::loncommon; use Apache::lonnet; use Apache::lontexconvert; sub handler { my $r = shift; $r->content_type('text/html'); $r->send_http_header; return OK if $r->header_only; # ------------------------------------------------------------ Print the screen $r->print(< The LearningOnline Network with CAPA ENDDOCUMENT my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri); # Is this even a course? my $homeserver=&Apache::lonnet::homeserver($cnum,$cdom); if ($homeserver eq 'no_host') { $r->print('No syllabus available'); return OK; } # --------------------------------------------------------- The syllabus fields my %syllabusfields=( 'aaa_instructorinfo' => 'Instructor Information', 'bbb_description' => 'Course Description', 'ccc_prereq' => 'Prerequisites', 'cdc_classhours' => 'Class Hours', 'ddd_officehours' => 'Office Hours', 'eee_helproom' => 'Helproom Hours', 'efe_projectinfo' => 'Project Information', 'fff_examinfo' => 'Exam Information', 'fgf_deadlines' => 'Deadlines', 'ggg_grading' => 'Grading Information', 'hhh_readings' => 'Readings', 'iii_coursepack' => 'Coursepack', 'jjj_weblinks' => 'Web Links', 'kkk_textbook' => 'Textbook', 'lll_includeurl' => 'URLs To Include in Syllabus'); # --------------------------------------------------------------- Force Student &Apache::loncommon::get_unprocessed_cgi ($ENV{'QUERY_STRING'},['forcestudent']); my $forcestudent=''; if ($ENV{'form.forcestudent'}) { $forcestudent='student'; }; # ------------------------------------- There is such a course, get environment my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum); $r->print(&Apache::loncommon::bodytag ("Syllabus",$forcestudent,'','',$cdom)); $r->print('

'.$courseenv{'description'}.'

'. $Apache::lonnet::domaindescription{$cdom}.'

'); my %syllabus=&Apache::lonnet::dump('syllabus',$cdom,$cnum); my $allowed=0; # This handler might be called anonymously ... # ----------------------------------------------------- Only if not public call if ($ENV{'user.environment'}) { # does this user have privileges to post, etc? if ($ENV{'request.course.id'}) { $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}); if ($forcestudent) { $allowed=0; } } if ($allowed) { $r->print('

This syllabus can be publically viewed at http://'. $Apache::lonnet::hostname{$homeserver}.$r->uri.'

'. '

Show Student View

'); } if (($allowed) && ($ENV{'form.storesyl'})) { foreach (keys %syllabusfields) { my $field=$ENV{'form.'.$_}; $field=~s/\s+$//s; $field=~s/\/\>\;/g; $syllabus{$_}=$field; if ($_ eq 'lll_includeurl') { # clean up included URLs my $field=''; foreach (split(/\n/,$syllabus{$_})) { my $url=$_; # get rid of leading and trailing spaces $url=~s/^\s+//; $url=~s/\s+$//; if ($url=~/^http\:\/\/([^\/]+)\/(.+)$/) { my $remainder=$2; # remove the hostname from internal URLs foreach (keys %Apache::lonnet::hostname) { if ($1=~/$Apache::lonnet::hostname{$_}/i) { $url=$remainder; } } } # norm internal URLs unless ($url=~/^http\:/) { $url=&Apache::lonnet::clutter($url); } # re-assemble field if ($url) { $field.=$url."\n"; } } $syllabus{$_}=$field; } } $syllabus{'uploaded.domain'}=$ENV{'user.domain'}; $syllabus{'uploaded.name'}=$ENV{'user.name'}; $syllabus{'uploaded.lastmodified'}=time; &Apache::lonnet::put('syllabus',\%syllabus,$cdom,$cnum); } } # ---------------------------------------------------------------- Get syllabus if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) { my $lastmod=$syllabus{'uploaded.lastmodified'}; $lastmod=($lastmod?localtime($lastmod):'never'); $r->print('

Uploaded:	'. &Apache::loncommon::aboutmewrapper( &Apache::loncommon::plainname($syllabus{'uploaded.name'}, $syllabus{'uploaded.domain'}),$syllabus{'uploaded.name'}, $syllabus{'uploaded.domain'}). '
Last updated:	'. $lastmod. '

'); if ($allowed) { $r->print('

'); } foreach (sort keys %syllabusfields) { if (($syllabus{$_}) || ($allowed)) { my $message=$syllabus{$_}; if ($_ eq 'lll_includeurl') { # this is the "included" field my $urls=$message; $message=''; foreach my $filelink (split(/\n/,$urls)) { my $output=''; # embed style? my ($curfext)=($filelink=~/\.([^\.]+)$/); my $embstyle=&Apache::loncommon::fileembstyle($curfext); if ($embstyle eq 'ssi') { # make ssi call and remove everything but the body contents $output=&Apache::lonnet::ssi($filelink); $output=~s/^.*\]*\>//si; $output=~s/\<\/body\s*\>.*$//si; } elsif ($embstyle eq 'img') { # embed as an image $output='

'; } $message.='

'.$output.'

'; } if ($allowed) { $r->print('

'.$syllabusfields{$_}. '

URLs provided will be included into the page output.'. '
Format:

'.
	     "http://www.foo.org/foo.html\n/res/foo/author/foo.html\n

". '

Show Student View

'); } else { $r->print($message); } } else { $message=~s/\n/\
/g; $message =~s/(http\:\/\/[^\s]+)/\\$1\<\/tt\>\<\/a\>/g; $message=&Apache::lontexconvert::msgtexconverted($message); $r->print('

'.$syllabusfields{$_}.'

'. $message.'

'); } if ($allowed) { $r->print('
'); } } } if ($allowed) { $r->print(''); } $r->print('

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

No syllabus information provided.

'); } $r->print(''); return OK; } 1; __END__