--- loncom/interface/lonsyllabus.pm 2002/08/27 16:49:20 1.4 +++ loncom/interface/lonsyllabus.pm 2003/03/10 14:20:07 1.16 @@ -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 1.16 2003/03/10 14:20:07 www Exp $ # # Copyright Michigan State University Board of Trustees # @@ -32,6 +32,8 @@ use strict; use Apache::Constants qw(:common); use Apache::loncommon; use Apache::lonnet; +use Apache::lontexconvert; +use Apache::lonfeedback; sub handler { my $r = shift; @@ -39,45 +41,180 @@ sub handler { $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? - if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') { - $r->print('No syllabus available'); + my $homeserver=&Apache::lonnet::homeserver($cnum,$cdom); + if ($homeserver eq 'no_host') { + $r->print('No syllabus available'); return OK; } +# --------------------------------------------------------- The syllabus fields + my %syllabusfields=( + 'aaa_instructorinfo' => 'Instructor Information', + 'bbb_description' => 'Course Description', + 'ccc_prereq' => 'Prerequisites', + 'cdc_classhours' => 'Class Hours', + 'ddd_officehours' => 'Office Hours', + 'eee_helproom' => 'Helproom Hours', + 'efe_projectinfo' => 'Project Information', + 'fff_examinfo' => 'Exam Information', + 'fgf_deadlines' => 'Deadlines', + 'ggg_grading' => 'Grading Information', + 'hhh_readings' => 'Readings', + 'iii_coursepack' => 'Coursepack', + 'jjj_weblinks' => 'Web Links', + 'kkk_textbook' => 'Textbook', + 'lll_includeurl' => 'URLs To Include in Syllabus'); + +# ------------------------------------------------------------ Get query string + &Apache::loncommon::get_unprocessed_cgi + ($ENV{'QUERY_STRING'},['forcestudent','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'}) { $forcestudent='student'; }; + # ------------------------------------- There is such a course, get environment my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum); - $r->print(&Apache::loncommon::bodytag("Syllabus",'','','',$cdom)); + $r->print(''.&Apache::loncommon::bodytag + ("Syllabus",$forcestudent,$addentries,'',$cdom,$ENV{'form.register'})); $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? - my $allowed=0; if ($ENV{'request.course.id'}) { $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}); + if ($forcestudent) { $allowed=0; } + } + if ($allowed) { + $r->print('

'. +&Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'

This syllabus can be publicly viewed at http://'. + $Apache::lonnet::hostname{$homeserver}.$r->uri.''. + &Apache::loncommon::help_open_topic('Syllabus_ExtLink').'

'. + '

Show Student View'. + &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView'). + '

'); + } + if (($allowed) && ($ENV{'form.storesyl'})) { + foreach (keys %syllabusfields) { + my $field=$ENV{'form.'.$_}; + $field=~s/\s+$//s; + $field=&Apache::lonfeedback::clear_out_html($field,1); + $syllabus{$_}=$field; + if ($_ 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,$cnum); } } # ---------------------------------------------------------------- Get syllabus - if ($ENV{'uploaded.lastmodified'}) { + 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'}, $syllabus{'uploaded.domain'}). - '
Last updated'. - localtime($syllabus{'uploaded.lastmodified'}). - '
'); - $r->print('
'.$syllabus{'description'}.'
'); + '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 (($embstyle eq 'ssi') || ($curfext=~/\/$/)) { +# make ssi call and remove everything but the body contents + $output=&Apache::lonnet::ssi_body($filelink); + } elsif ($embstyle eq 'img') { +# embed as an image + $output=''; + } + $message.='

'.$output.'

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

'.$syllabusfields{$_}. + &Apache::loncommon::help_open_topic('Syllabus_URLs').'

'. + '

Show Student View'. + &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'

'); + } 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.

'); }