--- loncom/interface/lonsimplepage.pm 2003/10/24 13:31:37 1.14 +++ loncom/interface/lonsimplepage.pm 2010/02/13 00:51:06 1.59.2.2 @@ -1,7 +1,7 @@ # The LearningOnline Network # Simple Page Editor # -# $Id: lonsimplepage.pm,v 1.14 2003/10/24 13:31:37 sakharuk Exp $ +# $Id: lonsimplepage.pm,v 1.59.2.2 2010/02/13 00:51:06 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -37,191 +37,437 @@ use Apache::lonfeedback; use Apache::lonlocal; use Apache::lonprintout; use Apache::lonxml; +use Apache::longroup; +use HTML::Entities(); +use LONCAPA; + +sub get_db_name { + my ($url) = @_; + my ($udom,$uname,$marker)=(split(m{/},$url))[2,3,4]; + my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $crs = $env{'course.'.$env{'request.course.id'}.'.num'}; + + my $db_name; + + if ($dom && $crs && ($udom eq $dom) && ($uname eq $crs)) { + $marker =~ s/\W//g; + $db_name = 'grppage_'.$marker; + } else { + $marker=~s/\D//g; + $db_name = 'smppage_'.$marker; + } + return if (!defined($marker)); + + return $db_name; +} 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; - + my $target=$env{'form.grade_target'}; # ------------------------------------------------------------ Print the screen - if ($ENV{'form.grade_target'} ne 'tex') { - $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'})); } - my (undef,undef,undef,undef,$marker)=split(/\//,$r->uri); + # Is this even in a course? - unless ($ENV{'request.course.id'}) { - if ($ENV{'form.grade_target'} ne 'tex') { - $r->print('Not in a course'); - return OK; + unless ($env{'request.course.id'}) { + if ($target ne 'tex') { + &Apache::loncommon::simple_error_page($r,'','Not in a course'); } else { $r->print('\textbf{Not in a course}\end{document}'); } + return OK; } - $marker=~s/\D//g; + my $db_name = &get_db_name($r->uri); - unless ($marker) { - $r->print('Invalid call'); - return OK; + my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $crs = $env{'course.'.$env{'request.course.id'}.'.num'}; + my ($group,$group_desc,$group_home_view,$group_home_edit, + $group_view_perm,$group_edit_perm); + my %curr_group = (); + my %groupinfo = (); + if ($db_name =~ /^grppage_/) { + $group = (split(m{/},$r->uri))[4]; + $group =~ s/\W//g; + my %curr_groups = &Apache::longroup::coursegroups($dom,$crs,$group); + if (!%curr_groups) { + &Apache::loncommon::simple_error_page($r,'','Invalid group name'); + return OK; + } + %groupinfo = + &Apache::longroup::get_group_settings($curr_groups{$group}); + $group_desc = &unescape($groupinfo{'description'}); } - my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; - my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'}; + if (!$db_name) { + &Apache::loncommon::simple_error_page($r,'','Invalid call'); + return OK; + } # --------------------------------------------------------- The syllabus fields my %syllabusfields=&Apache::lonlocal::texthash( 'aaa_title' => 'Page Title', 'bbb_content' => 'Content', 'ccc_webreferences' => 'Web References'); + if ($group ne '') { + $syllabusfields{'abb_links'} = &mt('Available Group Tools'); + } # ------------------------------------------------------------ Get query string &Apache::loncommon::get_unprocessed_cgi - ($ENV{'QUERY_STRING'},['forcestudent','register']); -# ----------------------------------------------------- Force menu registration - my $addentries=''; - if ($ENV{'form.register'}) { - $addentries=' onLoad="'.&Apache::lonmenu::loadevents(). - '" onUnload="'.&Apache::lonmenu::unloadevents().'"'; - $r->print(&Apache::lonmenu::registerurl(1)); - } + ($ENV{'QUERY_STRING'},['forcestudent','forceedit', + 'register','ref']); # --------------------------------------------------------------- Force Student my $forcestudent=''; - if ($ENV{'form.forcestudent'}) { $forcestudent='student'; }; - - - my %syllabus=&Apache::lonnet::dump('smppage_'.$marker,$dom,$crs); + if ($env{'form.forcestudent'} || $target eq 'tex' ) { $forcestudent='student'; }; + my $forceedit=''; + if ($env{'form.forceedit'}) { $forceedit='edit'; } + + my $refarg; + if ($env{'form.ref'}) { + $refarg = '&ref='.$env{'form.ref'}; + } + + my %syllabus=&Apache::lonnet::dump($db_name,$dom,$crs); # --------------------------------------- There is such a user, get environment - if ($ENV{'form.grade_target'} ne 'tex') { - $r->print(''.&Apache::loncommon::bodytag - ("Course Page",$forcestudent,$addentries,'',$dom,$ENV{'form.register'})); - } - - my $allowed=&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'}); - - if ($forcestudent) { $allowed=0; } - - if ($allowed) { - if ($ENV{'form.grade_target'} ne 'tex') { - $r->print('

'. - &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes','Help with filling in text boxes').'
Show Student View'. - &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'

'); - } - } - if (($ENV{'form.uploaddoc.filename'}) && - ($ENV{'form.storeupl'}) && ($allowed)) { - if ($ENV{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) { - $syllabus{'uploaded.photourl'}= - &Apache::lonnet::userfileupload('uploaddoc',1); - } - $syllabus{'uploaded.lastmodified'}=time; - &Apache::lonnet::put('smppage_'.$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; - } - $syllabus{'uploaded.lastmodified'}=time; - &Apache::lonnet::put('smppage_'.$marker,\%syllabus,$dom,$crs); - } + if ($target ne 'tex') { + my $title = 'Simple Course Page'; + if ($group ne '') { + $title = 'Group Page'; + } + my $start_page = + &Apache::loncommon::start_page($title,undef, + {'function' => $forcestudent, + 'domain' => $dom, + 'force_register' => + $env{'form.register'},}); + $r->print($start_page); + } + + if ($group ne '') { + my $group_view_perm = + &Apache::lonnet::allowed('vcg',$env{'request.course.id'}. + ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')); + $group_edit_perm = + &Apache::lonnet::allowed('mdg',$env{'request.course.id'}. + ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')); + $group_home_view = &Apache::lonnet::allowed('vgh', + $env{'request.course.id'}.'/'.$group); + $group_home_edit = &Apache::lonnet::allowed('mgh', + $env{'request.course.id'}.'/'.$group); + if ($group_view_perm || $group_edit_perm || $group_home_view || + $group_home_edit || &Apache::longroup::check_group_access($group)) { + if (($env{'form.ref'} eq 'grouplist') && ($target ne 'tex')) { + $r->print(&grouppage_breadcrumbs($dom,$crs,$group,$group_desc)); + } + if ((!$group_home_edit) && (!$group_home_view) && + (!$group_view_perm) && (!$group_edit_perm)) { + &display_group_links($r,$target,$group,'view',$refarg,%groupinfo); + if ($env{'form.grade_target'} ne 'tex') { + $r->print(&Apache::loncommon::end_page()); + } else { + $r->print('\end{document}'); + } + return OK; + } + } else { + my $msg = + &mt('You do not currently have rights to view this group.'); + if ($target ne 'tex') { + $r->print("

$msg

". + &Apache::loncommon::end_page()); + } else { + $r->print('\textbf{'.$msg.'}\end{document}'); + } + return OK; + } + my ($blocked,$blocktext) = + &Apache::loncommon::blocking_status('groups'); + if ($blocked) { + $r->print($blocktext); + $r->print(&Apache::loncommon::end_page()); + return OK; + } + } + + my $allowed; + + if ($group ne '') { + $allowed = $group_edit_perm; + if (!$allowed) { + $allowed = $group_home_edit; + } + } else { + $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'}); + } + my $privileged=$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',&mt('Help with filling in text boxes')) + .'
' + .''.&mt('Show Student View').''. + &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'

'); + } elsif ($privileged and $target ne 'tex') { + my $edittext = &mt('Edit'); + if ($group ne '') { + $edittext = &mt('Edit Group Homepage'); + } + $r->print(''.$edittext.''); + if ($group ne '') { + if ($group_edit_perm) { + $r->print('   '. + ''. + &mt('Edit Group Settings').''); + } + } + } + if (($env{'form.uploaddoc.filename'} and $target ne 'tex') && + ($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 '') { + $syllabus{'uploaded.photourl'}=&Apache::lonnet::userfileupload( + 'uploaddoc',1,"grouppage/$group"); + } else { + $syllabus{'uploaded.photourl'}= + &Apache::lonnet::userfileupload('uploaddoc',1,'simplepage'); + } + } + $syllabus{'uploaded.lastmodified'}=time; + &Apache::lonnet::put($db_name,\%syllabus,$dom,$crs); + } + 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); + $syllabus{$syl_field}=$field; + } + $syllabus{'uploaded.lastmodified'}=time; + &Apache::lonnet::put($db_name,\%syllabus,$dom,$crs); + } # ---------------------------------------------------------------- Get syllabus - if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) { - if ($syllabus{'uploaded.photourl'}) { - if ($ENV{'form.grade_target'} ne 'tex') { - $r->print(''); - } - } - if ($allowed && ($ENV{'form.grade_target'} ne 'tex')) { - $r->print( - '
'. - '

Upload a Photo

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

'.$syllabusfields{$_}.'

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

'.$syllabusfields{$_}.'

')); - } - } - if ($ENV{'form.grade_target'} ne 'tex') { - $r->print('
'. - $message.'
'); - } else { - my $safeinit; - $r->print(&Apache::lonxml::xmlparse($r,'tex',$message)); + if ((($syllabus{'uploaded.lastmodified'}) && + (($group ne '' && ($group_home_view || $group_edit_perm || + $group_view_perm)) || ($group eq ''))) || ($allowed)) { + if ($syllabus{'uploaded.photourl'}) { + &Apache::lonnet::allowuploaded('/adm/smppg', + $syllabus{'uploaded.photourl'}); + + my $image=''; + if ($target eq 'tex') { + $image=&Apache::lonxml::xmlparse($r,'tex',$image); + } + $r->print($image); + } + if ($allowed) { + $r->print( + ''. + ''. + '

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

'. + ''. + ''. + '
'. + ''); + } + foreach my $field (sort(keys(%syllabusfields))) { + if (($syllabus{$field}) || ($allowed) || + ($field eq 'abb_links' && $group ne '')) { + my $message=$syllabus{$field}; + if (!&Apache::lonfeedback::contains_block_html($message)) { + &Apache::lonfeedback::newline_to_br(\$message); + } + $message + =~s/(https*\:\/\/[^\s]+)/\\$1\<\/tt\>\<\/a\>/g; + if ($allowed) { + $message=&Apache::lonspeller::markeduptext($message); } - if ($allowed) { - if ($ENV{'form.grade_target'} ne 'tex') { - $r->print('
'); - } else { - my $safeinit; - $r->print(&Apache::lonxml::xmlparse($r,'tex',$syllabus{$_},$safeinit)); - } - } - } else { - if ($ENV{'form.grade_target'} ne 'tex') { - $r->print('

'.$message.'

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

'.$message.'

')); + if ($target ne 'tex') { + $message=&Apache::lontexconvert::msgtexconverted($message); } - if ($allowed) { - if ($ENV{'form.grade_target'} ne 'tex') { - $r->print( - '
Title
'); + if ($field eq 'abb_links' && $group ne '') { + $r->print('
'); + &display_group_links($r,$target,$group,'edit',$refarg, + %groupinfo); + $r->print('
'); + } elsif ($field eq 'aaa_title') { + if ($target ne 'tex') { + $r->print('

'.$message.'

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

'.$message.'

')); + } + if ($allowed) { + if ($env{'form.grade_target'} ne 'tex') { + $r->print( + '

'.&mt('Title').'

'); + } else { + my $safeinit; + $r->print(&Apache::lonxml::xmlparse($r,'tex',$syllabus{$field},$safeinit)); + } + } + } else { + if (($field ne 'bbb_content') || ($allowed)) { + if ($target ne 'tex') { + $r->print('

'.$syllabusfields{$field}.'

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

'.$syllabusfields{$field}.'

')); + } + } + if ($target ne 'tex') { + $r->print('
'. + $message.'
'); } else { my $safeinit; - $r->print(&Apache::lonxml::xmlparse($r,'tex',$syllabus{$_},$safeinit)); + $r->print(&Apache::lonxml::xmlparse($r,'tex',$message)); } - } - } - } - } - if ($allowed && ($ENV{'form.grade_target'} ne 'tex')) { - $r->print(''); - } - if ($ENV{'form.grade_target'} ne 'tex') {$r->print('

');} + if ($allowed) { + if ($target ne 'tex') { + $r->print('
'); + } else { + my $safeinit; + $r->print(&Apache::lonxml::xmlparse($r,'tex',$syllabus{$field},$safeinit)); + } + } + } + } + } + if ($allowed && ($env{'form.grade_target'} ne 'tex')) { + $r->print(&Apache::lonhtmlcommon::htmlareaselectactive + ('bbb_content').''); + } + if ($env{'form.grade_target'} ne 'tex') {$r->print('

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

No page information provided.

'); + if ($group ne '') { + &display_group_links($r,$target,$group,'view',$refarg,%groupinfo); + } else { + $r->print(&mt('

No page information provided.

')); + } } - if ($ENV{'form.grade_target'} ne 'tex') { - $r->print(''); + if ($env{'form.grade_target'} ne 'tex') { + $r->print(&Apache::loncommon::end_page()); } else { $r->print('\end{document}'); } return OK; -} +} + +sub display_group_links { + my ($r,$target,$group,$context,$refarg,%groupinfo) = @_; + my @available = (); + my %menu = (); + %{$menu{'email'}} = ( + text => 'Group Message', + href => '/adm/email?compose=group&group='.$group. + $refarg, + ); + %{$menu{'discussion'}} = ( + text => 'Discussion Boards', + href => '/adm/groupboards?group='.$group.$refarg, + ); + %{$menu{'chat'}} = ( + text => 'Group Chat Room', + href => "javascript:group_chat('$group')", + ); + %{$menu{'files'}} = ( + text => 'Group Portfolio', + href => '/adm/coursegrp_portfolio?group='.$group. + $refarg, + ); + %{$menu{'roster'}} = ( + text => 'Membership Roster', + href => '/adm/grouproster?group='.$group.$refarg, + ); + foreach my $tool (sort(keys(%menu))) { + if ($groupinfo{functions}{$tool} eq 'on') { + push(@available,$tool); + } + } + if (@available > 0) { + my $output = ''; + if ($target eq 'tex') { + $output = ''; + } else { + $output = &Apache::loncommon::start_data_table(); + } + foreach my $tool (@available) { + if ($target eq 'tex') { + $output .= ''; + } else { + $output .= &Apache::loncommon::start_data_table_row() + .'' + .&Apache::loncommon::end_data_table_row(); + } + } + if ($target eq 'tex') { + $output .= '
'.&mt($menu{$tool}{text}).'
' + .&mt($menu{$tool}{text}).'
'; + } else { + $output .= &Apache::loncommon::end_data_table(); + } + if ($target eq 'tex') { + $r->print(&Apache::lonxml::xmlparse($r,'tex',&mt('Available functions').'

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

'.&mt('Available Group Tools').'

'.$output); + } + } else { + my $output; + if ($context eq 'edit') { + $output = &mt('No group functionality.'); + } else { + $output = &mt('No group functionality (e.g., e-mail, discussion, chat room or file upload) is currently available to you in this group: [_1].',''.&unescape($groupinfo{'description'}).''); + } + if ($target eq 'tex') { + $r->print(&Apache::lonxml::xmlparse($r,'tex',$output)); + } else { + $r->print($output); + } + } +} + +sub grouppage_breadcrumbs { + my ($cdom,$cnum,$group,$description) = @_; + &Apache::lonhtmlcommon::clear_breadcrumbs(); + &Apache::lonhtmlcommon::add_breadcrumb + ({href=>"/adm/coursegroups", + text=>"Groups", + title=>"Display Groups"}, + {href=>"/adm/$cdom/$cnum/$group/smppg?ref=grouplist", + text=>&mt('Group:')." $description", + title=>&mt("Go to group's home page"), + no_mt=>1,}, + ); + my $output .= &Apache::lonhtmlcommon::breadcrumbs(&mt('Group page - [_1]', + $description),undef,undef,undef,undef,1); + return $output; +} 1; __END__ 500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.