--- loncom/interface/lonsyllabus.pm 2006/03/06 22:17:48 1.45
+++ loncom/interface/lonsyllabus.pm 2009/12/03 02:13:28 1.103
@@ -1,7 +1,7 @@
# The LearningOnline Network
# Syllabus
#
-# $Id: lonsyllabus.pm,v 1.45 2006/03/06 22:17:48 www Exp $
+# $Id: lonsyllabus.pm,v 1.103 2009/12/03 02:13:28 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -29,6 +29,7 @@
package Apache::lonsyllabus;
use strict;
+use Apache::lontemplate;
use Apache::Constants qw(:common);
use Apache::loncommon;
use Apache::lonnet;
@@ -38,41 +39,52 @@ use Apache::lonannounce;
use Apache::lonlocal;
use Apache::lonhtmlcommon;
use Apache::lonspeller();
+use HTML::Entities();
sub handler {
my $r = shift;
+ &Apache::loncommon::content_type($r,'text/html');
+ $r->send_http_header;
+ return OK if $r->header_only;
+ my $target=$env{'form.grade_target'};
# --------------------------------------------------- Get course info from URL
my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
+# ------------------------------------------------------------ Get query string
+ &Apache::loncommon::get_unprocessed_cgi
+ ($ENV{'QUERY_STRING'},['forcestudent','register','forceedit','wrapperdisplay']);
# ----------------------------------------------------- Is this even a course?
my $homeserver=&Apache::lonnet::homeserver($cnum,$cdom);
if ($homeserver eq 'no_host') {
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
- $r->print('
'.&mt('No syllabus available').'');
+ &Apache::loncommon::simple_error_page($r,'No syllabus available',
+ 'No syllabus available');
return OK;
}
# ------------------------------------- There is such a course, get environment
my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
-
- &Apache::loncommon::content_type($r,'text/html');
- $r->send_http_header;
- return OK if $r->header_only;
+
# ------------------------------------------------------------ Print the screen
- my $target=$env{'form.grade_target'};
- my $feedurl='feed://'.$ENV{'HTTP_HOST'}.'/public/'.$cdom.'/'.$cnum.'/Course_Announcements.rss';
- if ($target ne 'tex') {
- my $html=&Apache::lonxml::xmlbegin();
- $r->print(<
-The LearningOnline Network with CAPA
-
-ENDDOCUMENT
- } else {
- $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
- }
+ 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",
+ $externalsyllabus));
+ }
+ return OK;
+ }
+
+# ------------------------------ The buck stops here: internal syllabus display
# --------------------------------------------------------- The syllabus fields
my %syllabusfields=&Apache::lonlocal::texthash(
'aaa_instructorinfo' => 'Instructor Information',
@@ -90,247 +102,368 @@ ENDDOCUMENT
'jjj_weblinks' => 'Web Links',
'kkk_textbook' => 'Textbook',
'lll_includeurl' => 'URLs To Include in Syllabus');
-
-# ------------------------------------------------------------ Get query string
- &Apache::loncommon::get_unprocessed_cgi
- ($ENV{'QUERY_STRING'},['forcestudent','register','forceedit']);
-# ----------------------------------------------------- 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'}) { $forcestudent='student'; };
my $forceedit='';
if ($env{'form.forceedit'}) { $forceedit='edit'; }
-
-# ----------------------------------------------------------------- Make header
+
+# ----------------------------------------------------------------- Make header
if ($target ne 'tex') {
- $r->print(&Apache::lonhtmlcommon::htmlareaheaders().
- ''.&Apache::loncommon::bodytag
- ("Syllabus",$forcestudent,$addentries,'',$cdom,$env{'form.register'}));
- $r->print('
'.$courseenv{'description'}.'
'.
- $Apache::lonnet::domaindescription{$cdom}.'
');
+ my $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
+ my $js;
+ if ($env{'form.backto'} eq 'coursecatalog') {
+ $js .= <<"ENDSCRIPT";
+
+
+
+ENDSCRIPT
+ }
+ my $start_page =
+ &Apache::loncommon::start_page("Syllabus", $rss_link.$js,
+ {'function' => undef,
+ 'domain' => $cdom,
+ 'force_register' =>
+ $env{'form.register'},});
+
+ $r->print($start_page);
+ if ($env{'form.backto'} eq 'coursecatalog') {
+ &Apache::lonhtmlcommon::clear_breadcrumbs();
+ &Apache::lonhtmlcommon::add_breadcrumb
+ ({href=>"javascript:ToCatalog()",
+ text=>"Course/Community Catalog"});
+ if ($env{'form.coursenum'} ne '') {
+ &Apache::lonhtmlcommon::add_breadcrumb
+ ({href=>"javascript:ToCatalog('details')",
+ text=>"Course details"});
+ }
+ &Apache::lonhtmlcommon::add_breadcrumb
+ ({href=>$r->uri,
+ text=>"Course syllabus"});
+ $r->print(&Apache::lonhtmlcommon::breadcrumbs());
+ }
+ }
+# ---------------------------------------------------------- Load syllabus info
+ my %syllabus=&Apache::lonnet::dump('syllabus',$cdom,$cnum);
+ my $allowed=0;
+ my $privileged=0;
+
+# This handler might be called anonymously ...
+# ----------------------------------------------------- Only if not public call
+ if ($env{'user.environment'}) {
+# does this user have privileges to post, etc?
+ 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') { $allowed=0; }
+ }
+ #store what the user typed in
+ if (($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/\ $//s;
+ $field=&Apache::lonfeedback::clear_out_html($field,1);
+ #here it will be stored
+ $syllabus{$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 ($url=~m|^https?\://([^/]+)/(.+)$|) {
+ 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=~/^https?\:/) {
+ $url=&Apache::lonnet::clutter($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,$cnum);
+ }
+ }
+
+#--------Functions
+ if( ($allowed || $privileged) && $target ne 'tex') {
+ my $functions=&Apache::lonhtmlcommon::start_funclist();
+ if ($allowed) {
+ #if you have the register flag, keep it
+ if($env{'form.register'} == 1) {
+ $functions.=&Apache::lonhtmlcommon::add_item_funclist(
+ ''
+ .&mt('Show Public View').''
+ .&Apache::loncommon::help_open_topic(
+ 'Uploaded_Templates_PublicView'));
+ } else {
+ $functions.=&Apache::lonhtmlcommon::add_item_funclist(
+ ''
+ .&mt('Show Public View').''
+ .&Apache::loncommon::help_open_topic(
+ 'Uploaded_Templates_PublicView'));
+ }
+ } elsif ($privileged) {
+ if($env{'form.register'} == 1) {
+ $functions.=&Apache::lonhtmlcommon::add_item_funclist(
+ ''
+ .&mt('Edit').'');
+ } else {
+ $functions.=&Apache::lonhtmlcommon::add_item_funclist(
+ ''
+ .&mt('Edit').'');
+ }
+ }
+
+ $functions.=&Apache::lonhtmlcommon::end_funclist();
+ $r->print(&Apache::loncommon::head_subbox($functions));
+ }
+
+#---------------------Print External URL Syllabus Info and Help Text
+ if( ($allowed) && ($target ne 'tex') ) {
+ my $protocol = $Apache::lonnet::protocol{$homeserver};
+ $protocol = 'http' if ($protocol ne 'https');
+ $r->print('
'
+ .&mt('This syllabus can be publicly viewed at [_1]'
+ ,''.$protocol.'://'.&Apache::lonnet::hostname($homeserver).$r->uri.'')
+ .' '.&Apache::loncommon::help_open_topic('Syllabus_ExtLink')
+ .'
'
+ .'
'
+ .&mt('Instead of using this template you can specify an external URL as Syllabus in the [_1]Course Configuration[_2].'
+ ,'','')
+ .'
'
+ );
+ #-Print Help Text
+ $r->print(&Apache::loncommon::help_open_topic(
+ 'Uploaded_Templates_TextBoxes',
+ &mt('Help with filling in text boxes')));
+ }
+
+#----------Print last update
+ 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('
');
} else {
- $r->print(&Apache::lonxml::xmlparse($r,'tex',
- &Apache::lonannounce::showday(time,2,
- &Apache::lonannounce::readcalendar($cdom.'_'.$cnum))));
+ $r->print('\noindent{\large\textbf{'.$courseenv{'description'}.'}}\\\\\\\\\textbf{'.
+ &Apache::lonnet::domain($cdom,'description').'}\\\\');
}
# -------------------------------------------------------- Get course personnel
my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
if ($target ne 'tex') {
- $r->print('
');
+ $r->print(&Apache::lonhtmlcommon::start_pick_box());
} else {
- $r->print('\begin{tabular}{|p{0.45\textwidth}|p{0.45\textwidth}|}\hline');
+ $r->print('\begin{tabular}{|p{0.45\textwidth}|p{0.45\textwidth}|}\hline');
}
- foreach my $element (sort keys %coursepersonnel) {
- if ($target ne 'tex') {
- $r->print('
'.$element.'
');
- } else {
- $r->print(' '.&Apache::lonxml::xmlparse($r,'tex',$element).' & ');
- }
+ my @personnel=sort(keys(%coursepersonnel));
+ my $lastpers=$personnel[$#personnel];
+ foreach my $element (@personnel) {
+ if ($target ne 'tex') {
+ $r->print(&Apache::lonhtmlcommon::row_title($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,
+ my ($puname,$pudom)=split(/\:/,$_);
+ if ($target ne 'tex') {
+ my $courseperson = &Apache::loncommon::plainname($puname,$pudom);
+ if (($env{'user.name'} eq '') || ($env{'user.name'} eq 'public') ||
+ ($env{'user.domain'} eq '') || ($env{'user.domain'} eq 'public')) {
+ $r->print(' '.$courseperson);
+ } else {
+ $r->print(' '.&Apache::loncommon::aboutmewrapper($courseperson,
+ $puname,$pudom));
+ }
+ } else {
+ $r->print(' '.&Apache::loncommon::plainname($puname,
$pudom).' ');
- }
- }
- if ($target ne 'tex') {
- $r->print('
');
- } else {
- $r->print('\\\\ \hline');
- }
+ }
+ }
+ if ($target ne 'tex') {
+ my $lastclose=$element eq $lastpers?1:0;
+ $r->print(&Apache::lonhtmlcommon::row_closure($lastclose));
+ } else {
+ $r->print('\\\\ \hline');
+ }
}
if ($target ne 'tex') {
- $r->print('
');
+ $r->print(&Apache::lonhtmlcommon::end_pick_box());
} else {
- $r->print('\end{tabular}\\\\');
+ $r->print('\end{tabular}\\\\');
}
-# ---------------------------------------------------------- Load syllabus info
- my %syllabus=&Apache::lonnet::dump('syllabus',$cdom,$cnum);
- my $allowed=0;
- my $privileged=0;
+# -------------------------------------------------------------- Announcements?
+ my $day = &Apache::lonannounce::showday(time,2,
+ &Apache::lonannounce::readcalendar($cdom.'_'.$cnum));
+ if ($target ne 'tex') {
+ if ($allowed) {
+ &Apache::lontemplate::print_start_template($r,'RSS Feeds and Blogs','LC_Box');
+ $r->print(&Apache::lonrss::advertisefeeds($cnum,$cdom,$forceedit));
+ my $editurl= &Apache::lonnet::absolute_url().'/adm/'.$cdom.'/'.$cnum.'/_rss.html';
+ $r->print( ''.&mt('New RSS Feed or Blog').'');
+ &Apache::lontemplate::print_end_template($r);
+ } elsif (&Apache::lonrss::advertisefeeds($cnum,$cdom) ne '') {
+ &Apache::lontemplate::print_start_template($r,'RSS Feeds and Blogs','LC_Box');
+ $r->print(&Apache::lonrss::advertisefeeds($cnum,$cdom,$forceedit));
+ &Apache::lontemplate::print_end_template($r);
+ }
-# This handler might be called anonymously ...
-# ----------------------------------------------------- Only if not public call
- if ($env{'user.environment'}) {
-# does this user have privileges to post, etc?
- if ($env{'request.course.id'}) {
- $allowed=&Apache::lonnet::allowed('mdc',$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('
'.
-&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').'