--- loncom/interface/lonbulletin.pm 2006/03/21 20:31:08 1.32 +++ loncom/interface/lonbulletin.pm 2025/01/28 19:49:20 1.70 @@ -1,7 +1,7 @@ # The LearningOnline Network # Bulletin Board Handler # -# $Id: lonbulletin.pm,v 1.32 2006/03/21 20:31:08 albertel Exp $ +# $Id: lonbulletin.pm,v 1.70 2025/01/28 19:49:20 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -33,8 +33,14 @@ use Apache::Constants qw(:common); use Apache::loncommon; use Apache::lonnet; use Apache::lontexconvert; -use Apache::lonfeedback; +use Apache::lonfeedback; +use Apache::lonhtmlgateway; use Apache::lonlocal; +use Apache::lonhtmlcommon; +use Apache::longroup; +use Apache::lonnavmaps; +use HTML::Entities(); +use LONCAPA; sub handler { my $r = shift; @@ -45,28 +51,27 @@ sub handler { # ------------------------------------------------------------ Print the screen if ($target eq 'tex') { - $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'})); + $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'})); } my (undef,undef,undef,undef,$marker)=split(/\//,$r->uri); # Is this even in a course? if (!$env{'request.course.id'}) { - $r->print(&Apache::loncommon::start_page('Not in a course'). - &mt('Not in a course'). - &Apache::loncommon::end_page()); + &Apache::loncommon::simple_error_page($r,'Not in a course', + 'Not in a course'); return OK; } $marker=~s/\D//g; if (!$marker) { - $r->print(&Apache::loncommon::start_page('Invalid Call'). - &mt('Invalid Call'). - &Apache::loncommon::end_page()); + &Apache::loncommon::simple_error_page($r,'Invalid Call', + 'Invalid Call'); return OK; } my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'}; my $crs = $env{'course.'.$env{'request.course.id'}.'.num'}; + my ($group,$grp_desc); # --------------------------------------------------------- The syllabus fields my %syllabusfields=&Apache::lonlocal::texthash( @@ -76,166 +81,270 @@ sub handler { # ------------------------------------------------------------ Get Query String &Apache::loncommon::get_unprocessed_cgi - ($ENV{'QUERY_STRING'},['forcestudent','forceedit','register','origpage']); + ($ENV{'QUERY_STRING'},['forceedit','register','todocs', + 'origpage','group','ref']); # ----------------------------------------------------- Force menu registration - my $addentries=''; - if ($env{'form.register'}) { - $addentries=' onLoad="'.&Apache::lonmenu::loadevents(); - if ($env{'form.origpage'}) { - $addentries .= "document.location='#newpost';"; - } - $addentries .= '" onUnload="'.&Apache::lonmenu::unloadevents().'"'; - $r->print(&Apache::lonmenu::registerurl(1)); - } elsif ($env{'form.origpage'}) { - $addentries = "onLoad=\"document.location='#newpost';\""; + my %addentries; + if ($env{'form.origpage'}) { + $addentries{'onload'} = "document.location='#newpost';"; } # --------------------------------------------------------------- Force Student - my $forcestudent=''; - if ($env{'form.forcestudent'}) { $forcestudent='student'; } - - my $forceedit=''; - if ($env{'form.forceedit'}) { $forceedit='edit'; } + my ($forceedit,$forcestudent); + $forceedit = $env{'form.forceedit'}; + if (!$forceedit) { + $forcestudent=1; + } + my $refarg = ''; + if (exists($env{'form.ref'})) { $refarg = 'ref='.$env{'form.ref'}; } my %syllabus=&Apache::lonnet::dump('bulletinpage_'.$marker,$dom,$crs); - + + my $boardurl = $r->uri; + if ($boardurl =~ m|/adm/\Q$dom\E/\Q$crs\E/\d+/bulletinboard|) { + if (!exists($syllabus{'group'})) { + &Apache::loncommon::simple_error_page($r,'Group information missing', + 'Group information missing'); + + return OK; + } else { + $group = $syllabus{'group'}; + if ($group eq '') { + &Apache::loncommon::simple_error_page($r,'Invalid group', + 'Invalid group'); + return OK; + } + my %curr_groups = &Apache::longroup::coursegroups($dom,$crs,$group); + if (!defined($curr_groups{$group})) { + &Apache::loncommon::simple_error_page($r,'Invalid group', + 'Invalid group'); + return OK; + } else { + my %content = &Apache::longroup::get_group_settings( + $curr_groups{$group}); + $grp_desc = &unescape($content{'description'}); + } + } + } + # --------------------------------------- There is such a user, get environment - if ($target ne 'tex') { - my $start_page = - &Apache::loncommon::start_page("Bulletin Board/Discussion",undef, - {'function' => $forcestudent, - 'add_entries' => $addentries, - 'domain' => $domain, - 'force_register' => - $env{'form.register'}}); - $r->print($start_page); - } - my $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'}); - - my $privileged=$allowed; - if (($syllabus{'uploaded.lastmodified'}) && (!$forceedit)) { - $forcestudent='student'; - } - if ($target ne 'tex') { $r->print('
'); } - if ($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'}) && - ($env{'form.storeupl'}) && ($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,'bulletin'); - } - $syllabus{'uploaded.lastmodified'}=time; - &Apache::lonnet::put('bulletinpage_'.$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; - } - $syllabus{'uploaded.lastmodified'}=time; - &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs); - } + if ($target ne 'tex') { + my ($course_or_group,$brcrum); + if($group eq '') { + $course_or_group="Course"; + } else { + $course_or_group="Group"; + } + my $registered; + if ($group ne '' && $env{'form.group'} eq $group) { + unless ($env{'form.ref'} eq 'grouplist') { + $registered = $env{'form.register'}; + } + my $gpterm = &Apache::loncommon::group_term(); + my $ucgpterm = $gpterm; + $ucgpterm =~ s/^(\w)/uc($1)/e; + my ($groupboards,$boards) = + &Apache::longroup::get_group_bbinfo($dom,$crs,$group,$boardurl); + my $boardtitle; + if ((ref($groupboards) eq 'ARRAY') && (@{$groupboards} > 0)) { + $boardtitle = $$boards{$$groupboards[0]}{'title'}; + } + $boardurl .= '?group='.$group; + if ($registered) { + $boardurl .= '&register='.$env{'form.register'}; + } else { + $brcrum = + &groupboard_breadcrumbs($dom,$crs,$group,$refarg,$gpterm, + $ucgpterm,$grp_desc,$boardurl, + $boardtitle); + } + } else { + $registered = $env{'form.register'}; + $brcrum = []; + } + my $start_page = + &Apache::loncommon::start_page("$course_or_group Discussion Board",undef, + {'add_entries' => \%addentries, + 'domain' => $dom, + 'bread_crumbs' => $brcrum, + 'group' => $group, + 'force_register' => $registered} + ); + $r->print($start_page); + } + my ($allowed); + if ($group ne '') { + $allowed=&Apache::lonnet::allowed('mdg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')); + if (!$allowed) { + $allowed = &Apache::lonnet::allowed('cgb',$env{'request.course.id'}. + '/'.$group); + } + if (!$allowed) { + if ((!&Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) && + (!&Apache::lonnet::allowed('vgb',$env{'request.course.id'}. + '/'.$group))) { + &print_end_page($r,$target); + return OK; + } + } + } else { + $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'}); + } + + if ($forcestudent or $target eq 'tex') { $allowed=0; } + + if (($env{'form.uploaddoc.filename'}) && + ($env{'form.storeupl'}) && ($allowed)) { + if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) { + if ($syllabus{'uploaded.photourl'}) { + &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'}); + } + if ($group ne '') { + $syllabus{'uploaded.photourl'}= + &Apache::lonnet::userfileupload('uploaddoc','coursedoc', + 'bulletin/'.$group.'/'.$marker); + } else { + $syllabus{'uploaded.photourl'}= + &Apache::lonnet::userfileupload('uploaddoc','coursedoc', + 'bulletin/'.$marker); + } + } + $syllabus{'uploaded.lastmodified'}=time; + &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs); + } + if (($allowed) && ($env{'form.storesyl'})) { + foreach my $syl_field (keys(%syllabusfields)) { + my $field=$env{'form.'.$syl_field}; + chomp($field); + my $gateway = Apache::lonhtmlgateway->new(); + $field = $gateway->process_incoming_html($field,1); + $syllabus{$syl_field}=$field; + } + $syllabus{'uploaded.lastmodified'}=time; + &Apache::lonnet::put('bulletinpage_'.$marker,\%syllabus,$dom,$crs); + } -# ---------------------------------------------------------------- Get syllabus +# ---------------------------------------------------------------- Get discussion board if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) { - if ($syllabus{'uploaded.photourl'}) { - &Apache::lonnet::allowuploaded('/adm/syllabus', - $syllabus{'uploaded.photourl'}); - $r->print(''); - } - if ($allowed) { - $r->print( - '
'. - ''. - '

'.&mt('Upload a Photo').'

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

'.$syllabusfields{$_}.'

'); - } else { - $r->print('\\\\\textbf{'.$syllabusfields{$_}.'}\\\\'); - } - } - if ($target ne 'tex') { - $r->print('
'. - $message.'
'); - } else { - $r->print(' '.&Apache::lonxml::xmlparse($r,'tex',$message).' '); - } - if ($allowed) { - $r->print('
'); - } - } else { - if ($target ne 'tex') { - $r->print('

'.$message.'

'); - } else { - $r->print('\\\\\textbf{'.&Apache::lonxml::xmlparse($r,'tex',$message).'}\\\\'); - } - if ($allowed) { - $r->print( - '
'.&mt('Topic').'
'); - } - } - } - } - if ($allowed) { - $r->print(''); - } - if ($target ne 'tex') {$r->print('

');} else {$r->print('\\\\');} + #Print Topic as Heading + my $titletext=&HTML::Entities::encode($syllabus{'aaa_title'},'<>&"');; + if ($target ne 'tex') { + $r->print('

'.$titletext.'

'); + } else { + $r->print('\\\\\textbf{'.&Apache::lonxml::xmlparse($r,'tex',$titletext).'}\\\\'); + } + #Outputbox and Inputbox for Topic + if ($allowed) { + $r->print('
'); + &Apache::lontemplate::print_start_template($r,&mt('Title'),'LC_Box'); + $r->print($titletext); + $r->print("
"); + &Apache::lontemplate::print_textarea_template($r, $syllabus{'aaa_title'}, + 'aaa_title', $syllabusfields{'aaa_title'}, + Apache::lontemplate->RICH_TEXT_ALWAYS_OFF); + &Apache::lontemplate::print_saveall_template($r); + $r->print("
"); + &Apache::lontemplate::print_end_template($r); + } + if ($syllabus{'uploaded.photourl'}) { + &Apache::lonnet::allowuploaded('/adm/syllabus', + $syllabus{'uploaded.photourl'}); + } + #Outputbox and Inputbox for Image upload + if ($allowed) { + my $message = ''.&mt('Image').''; + &Apache::lontemplate::print_start_template($r, &mt('Upload a Photo'),'LC_Box'); + $r->print($message); + $r->print("

"); + $r->print( + ''. + ''. + ''); + &Apache::lontemplate::print_end_template($r); + } + #Image in Student view. + elsif($syllabus{'uploaded.photourl'} && $target ne 'tex'){ + $r->print(''.&mt('Image').''); + } + + my %custom_handlers = ( 'aaa_title' => sub {} ); + &Apache::lontemplate::print_template_fields($r, \%syllabus, \%syllabusfields, + $target, $allowed, Apache::lontemplate->RICH_TEXT_DETECT_HTML, \%custom_handlers); + if ($allowed) { + $r->print('
'); + } + if ($target ne 'tex'){ + $r->print('


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


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

'.&mt('No page information provided.').'

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

'.&mt('No page information provided.').'

'); + } } - if ($target ne 'tex') { $r->print('
'); } + #Lists discussion posts and box for a new discussion post. if ($target ne 'tex') { - $r->print(&Apache::lonfeedback::list_discussion - ('board','OPEN','bulletin___'.$marker.'___'. - $r->uri)); + $r->print(&Apache::lonfeedback::list_discussion + ('board','OPEN','bulletin___'.$marker.'___'. + $r->uri,undef,$group)); } else { - $r->print('\\\\'.&Apache::lonxml::xmlparse($r,'tex',&Apache::lonfeedback::list_discussion - ('board','OPEN','bulletin___'.$marker.'___'. - $r->uri))); + $r->print('\\\\'.&Apache::lonxml::xmlparse($r,'tex',&Apache::lonfeedback::list_discussion + ('board','OPEN','bulletin___'.$marker.'___'. + $r->uri,undef,$group))); } + &print_end_page($r,$target); + return OK; +} + +sub print_end_page { + my ($r,$target) = @_; if ($target ne 'tex') { - $r->print(&Apache::loncommon::end_page()); + $r->print(&Apache::loncommon::end_page()); } else { - $r->print('\end{document}'); + $r->print('\end{document}'); } - return OK; -} +} + +sub groupboard_breadcrumbs { + my ($cdom,$cnum,$group,$refarg,$gpterm,$ucgpterm,$description,$boardurl, + $boardtitle)= @_; + &Apache::lonhtmlcommon::clear_breadcrumbs(); + my $brcrum = []; + if ($refarg ne '') { + push(@{$brcrum}, + {href=>"/adm/coursegroups", + text=>"Groups", + title=>"View course groups"}); + } + my $view_permission = + &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')); + my $navmap=Apache::lonnavmaps::navmap->new(); + my $grouppagelink = &Apache::longroup::get_group_link($cdom,$cnum,$group,$navmap,$view_permission,$refarg); + if ($grouppagelink) { + push(@{$brcrum}, + {href=>$grouppagelink, + text=>&mt('Group').": $description", + title=>&mt("Go to group's home page"), + no_mt=>1,}, + ); + } else { + push(@{$brcrum}, + {text=>&mt('Group').": $description", + no_mt=>1,} + ); + } + push(@{$brcrum}, + {href=>"/adm/groupboards?group=$group&$refarg", + text=>"Discussion Boards", + title=>"Display group discussion boards"}, + {href=>"$boardurl", + text=>"$boardtitle", + title=>"$boardtitle", + no_mt=>1}, + ); + return $brcrum; +} 1; __END__