--- loncom/interface/lonsyllabus.pm 2002/08/27 16:49:20 1.4
+++ loncom/interface/lonsyllabus.pm 2007/07/27 00:24:50 1.62
@@ -1,7 +1,7 @@
# The LearningOnline Network
# Syllabus
#
-# $Id: lonsyllabus.pm,v 1.4 2002/08/27 16:49:20 www Exp $
+# $Id: lonsyllabus.pm,v 1.62 2007/07/27 00:24:50 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -32,56 +32,320 @@ use strict;
use Apache::Constants qw(:common);
use Apache::loncommon;
use Apache::lonnet;
+use Apache::lontexconvert;
+use Apache::lonfeedback;
+use Apache::lonannounce;
+use Apache::lonlocal;
+use Apache::lonhtmlcommon;
+use Apache::lonspeller();
+use HTML::Entities();
sub handler {
my $r = shift;
- $r->content_type('text/html');
+ &Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
return OK if $r->header_only;
-
-# ------------------------------------------------------------ Print the screen
- $r->print(< '.
+&Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').' '.&mt('This syllabus can be publicly viewed at')
+ .' http://'.
+ &Apache::lonnet::hostname($homeserver).$r->uri.''.
+ &Apache::loncommon::help_open_topic('Syllabus_ExtLink').' '.&mt('You can specify an external URL as Syllabus in the [_1].',''.&mt('Course Parameters').'').' '.
+&mt('Show Public View').''.
+ &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').
+ ' '.
+ &mt('Edit').'');
+ }
+ }
+ if (($allowed) && ($env{'form.storesyl'})) {
+ foreach my $syl_field (keys(%syllabusfields)) {
+ my $field=$env{'form.'.$syl_field};
+ chomp($field);
+ $field=~s/\s+$//s;
+ $field=~s/^\s+//s;
+ $field=~s/\ ');
+ } else {
+ $r->print('\\\\ '.&mt('Last updated').': '.$lastmod.' '.
+ ($who? &mt('by').'\\\\ '.
+ &Apache::loncommon::plainname($syllabus{'uploaded.name'},$syllabus{'uploaded.domain'})
+ :'')
+ .'\\\\');
+ }
+ if ($allowed) {
+ $r->print(''.$courseenv{'description'}.'
'.
- $Apache::lonnet::domaindescription{$cdom}.'
');
+
+# ------------------------------------------------------------ Print the screen
+
+ if ($target eq 'tex') {
+ $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
+ }
+# -------------------------------------------------- Let's see who handles this
+ my $externalsyllabus=$courseenv{'externalsyllabus'};
+
+ if ($externalsyllabus=~/\w/) {
+
+ if ($env{'form.wrapperdisplay'} eq 'menu') {
+ $r->print(&Apache::lonwrapper::simple_menu());
+ } else {
+ $r->print(&Apache::lonwrapper::wrapper("/public/$cdom/$cnum/syllabus?wrapperdisplay=menu",
+ $externalsyllabus));
+ }
+ return OK;
+ }
+
+# ------------------------------ The buck stops here: internal syllabus display
+# --------------------------------------------------------- The syllabus fields
+ my %syllabusfields=&Apache::lonlocal::texthash(
+ '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
+ my $forcestudent='';
+ if ($env{'form.forcestudent'}) { $forcestudent='student'; };
+ my $forceedit='';
+ if ($env{'form.forceedit'}) { $forceedit='edit'; }
+
+# ----------------------------------------------------------------- Make header
+ if ($target ne 'tex') {
+ my $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
+ my $start_page =
+ &Apache::loncommon::start_page("Syllabus", $rss_link,
+ {'function' => $forcestudent,
+ 'domain' => $cdom,
+ 'force_register' =>
+ $env{'form.register'},});
+
+ $r->print($start_page.''.$courseenv{'description'}.'
'.
+ &Apache::lonnet::domain($cdom,'description').'
');
+ } else {
+ $r->print('\noindent{\large\textbf{'.$courseenv{'description'}.'}}\\\\\\\\\textbf{'.
+ &Apache::lonnet::domain($cdom,'description').'}\\\\');
+ }
+# -------------------------------------------------------------- Announcements?
+ my $day = &Apache::lonannounce::showday(time,2,
+ &Apache::lonannounce::readcalendar($cdom.'_'.$cnum));
+ if ($target ne 'tex') {
+ $r->print($day. &Apache::lonrss::advertisefeeds($cnum,$cdom,$forceedit));
+ } else {
+ $r->print(&Apache::lonxml::xmlparse($r,'tex',$day));
+ }
+
+# -------------------------------------------------------- Get course personnel
+ my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
+ if ($target ne 'tex') {
+ $r->print(&Apache::loncommon::start_data_table());
+ } else {
+ $r->print('\begin{tabular}{|p{0.45\textwidth}|p{0.45\textwidth}|}\hline');
+ }
+ foreach my $element (sort keys %coursepersonnel) {
+ if ($target ne 'tex') {
+ $r->print(&Apache::loncommon::start_data_table_row().
+ ''.$element.' ');
+ } else {
+ $r->print(' '.&Apache::lonxml::xmlparse($r,'tex',$element).' & ');
+ }
+ foreach (split(/\,/,$coursepersonnel{$element})) {
+ my ($puname,$pudom)=split(/\:/,$_);
+ if ($target ne 'tex') {
+ $r->print(' '.&Apache::loncommon::aboutmewrapper(
+ &Apache::loncommon::plainname($puname,
+ $pudom),$puname,$pudom));
+ } else {
+ $r->print(' '.&Apache::loncommon::plainname($puname,
+ $pudom).' ');
+ }
+ }
+ if ($target ne 'tex') {
+ $r->print(' '.&Apache::loncommon::end_data_table_row());
+ } else {
+ $r->print('\\\\ \hline');
+ }
+ }
+ if ($target ne 'tex') {
+ $r->print(&Apache::loncommon::end_data_table());
+ } else {
+ $r->print('\end{tabular}\\\\');
+ }
+# ---------------------------------------------------------- Load syllabus info
my %syllabus=&Apache::lonnet::dump('syllabus',$cdom,$cnum);
+ my $allowed=0;
+ my $privileged=0;
# This handler might be called anonymously ...
# ----------------------------------------------------- Only if not public call
- if ($ENV{'user.environment'}) {
+ if ($env{'user.environment'}) {
# does this user have privileges to post, etc?
- my $allowed=0;
- if ($ENV{'request.course.id'}) {
- $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'});
+ if ($env{'request.course.id'}
+ && $cdom eq $env{'course.'.$env{'request.course.id'}.'.domain'}
+ && $cnum eq $env{'course.'.$env{'request.course.id'}.'.num'}) {
+ $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
+ $privileged=$allowed;
+ if (($syllabus{'uploaded.lastmodified'}) && (!$forceedit)) {
+ $forcestudent='student';
+ }
+ if ($forcestudent or $target eq 'tex') { $allowed=0; }
+ }
+ if ($allowed) {
+ $r->print('
$//s;
+ $field=&Apache::lonfeedback::clear_out_html($field,1);
+ $syllabus{$syl_field}=$field;
+ if ($syl_field eq 'lll_includeurl') { # clean up included URLs
+ my $field='';
+ foreach my $value (split(/\n/,$syllabus{$syl_field})) {
+ my $url=$value;
+# get rid of leading and trailing spaces
+ $url=~s/^\s+//;
+ $url=~s/\s+$//;
+ if ($url=~m|^http://([^/]+)/(.+)$|) {
+ my $host = $1;
+ my $remainder=$2;
+# remove the hostname from internal URLs
+ my $hostname = &Apache::lonnet::hostname($host);
+ my %all_hostnames = &Apache::lonnet::all_hostnames();
+ foreach my $possible_host (keys(%all_hostnames)) {
+ if ($possible_host =~ /\Q$hostname\E/i) {
+ $url=$remainder;
+ }
+ }
+ }
+# norm internal URLs
+ unless ($url=~/^http\:/) {
+ $url=&Apache::lonnet::clutter($url);
+ }
+# re-assemble field
+ if ($url) {
+ $field.=$url."\n";
+ }
+ }
+ $syllabus{$syl_field}=$field;
+ }
+ }
+ $syllabus{'uploaded.domain'}=$env{'user.domain'};
+ $syllabus{'uploaded.name'}=$env{'user.name'};
+ $syllabus{'uploaded.lastmodified'}=time;
+ &Apache::lonnet::put('syllabus',\%syllabus,$cdom,$cnum);
}
}
# ---------------------------------------------------------------- Get syllabus
- if ($ENV{'uploaded.lastmodified'}) {
- $r->print('
');
- $r->print('Uploaded: '.
- &Apache::loncommon::plainname($syllabus{'uploaded.name'},
- $syllabus{'uploaded.domain'}).
- ' Last updated '.
- localtime($syllabus{'uploaded.lastmodified'}).
- ' '.$syllabus{'description'}.'
');
+ if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
+ my $lastmod=$syllabus{'uploaded.lastmodified'};
+ $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
+ my $who = &Apache::loncommon::aboutmewrapper(
+ &Apache::loncommon::plainname($syllabus{'uploaded.name'},
+ $syllabus{'uploaded.domain'}),$syllabus{'uploaded.name'},
+ $syllabus{'uploaded.domain'});
+ if ($target ne 'tex') {
+ $r->print(''.&mt('Last updated').': '.
+ $lastmod.' '.
+ ($who ? &mt('by').' '.$who
+ : '' ).
+ '
');} else {$r->print('\par ');} + $r->print('No syllabus information provided.'); + if ($target ne 'tex') {$r->print('
');} + } + if ($target ne 'tex') { + $r->print(&Apache::loncommon::end_page()); } else { - $r->print('No syllabus information provided.
'); + $r->print('\end{document}'); } - $r->print('