--- loncom/interface/lonmenu.pm 2009/09/27 11:05:06 1.282 +++ loncom/interface/lonmenu.pm 2009/10/04 17:47:21 1.283 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Routines to control the menu # -# $Id: lonmenu.pm,v 1.282 2009/09/27 11:05:06 amueller Exp $ +# $Id: lonmenu.pm,v 1.283 2009/10/04 17:47:21 droeschl Exp $ # # Copyright Michigan State University Board of Trustees # @@ -139,15 +139,135 @@ use Apache::lonlocal; use LONCAPA qw(:DEFAULT :match); use HTML::Entities(); -use vars qw(@desklines %category_names %category_members %category_positions $readdesk); +use vars qw(@desklines %category_names %category_members %category_positions + $readdesk @primary_menu @secondary_menu); my @inlineremote; +sub prep_menuitem { + my $menuitem = shift; + return '' unless ref $menuitem eq 'ARRAY'; + my $link; + if ($$menuitem[1]) { # graphical Link + $link = "\"""; + } else { # textual Link + $link = mt($$menuitem[3]); + } + return "
  • $link
    • "; +} + +# primary_menu() evaluates @primary_menu and returns XHTML for the menu +# that contains following links: +# About, Message, Roles, Help, Logout +# @primary_menu is filled within the BEGIN block of this module with +# entries from mydesk.tab +sub primary_menu { + my $menu; + # each element of @primary contains following array: + # (link url, icon path, alt text, link text, condition) + foreach my $menuitem (@primary_menu) { + # evaluate conditions + next if $$menuitem[4] eq 'nonewmsg' # show links depending on + && Apache::lonmsg::mynewmail(); # whether a new msg + next if $$menuitem[4] eq 'newmsg' # arrived or not + && !Apache::lonmsg::mynewmail(); # + next if $$menuitem[4] !~ /public/ ##we've a public user, + && $env{'user.name'} eq 'public' ##who should not see all + && $env{'user.domain'} eq 'public'; ##links + next if $$menuitem[4] eq 'onlypublic'# hide links which are + && $env{'user.name'} ne 'public' # only visible to public + && $env{'user.domain'} ne 'public'; # users + next if $$menuitem[4] eq 'roles' ##show links depending on + && Apache::loncommon::show_course(); ##term 'Courses' or + next if $$menuitem[4] eq 'courses' ##'Roles' wanted + && !Apache::loncommon::show_course(); ## + + + if ($$menuitem[3] eq 'Help') { # special treatment for helplink + $menu .= Apache::loncommon::top_nav_help('Help'); + } else { + $menu .= prep_menuitem(\@$menuitem); + } + } + + return "
      $menu
    "; +} + + +sub secondary_menu { + my $menu; + + foreach my $menuitem (@secondary_menu) { + # evaluate conditions + next if $$menuitem[4] ne 'always' + && !$env{'request.course.id'}; + next if $$menuitem[4] eq 'showreturn' + && !show_return_link() + && !($env{'request.state'} eq 'construct'); + next if $$menuitem[4] =~ /^mdc/ + && !Apache::lonnet::allowed('mdc', $env{'request.course.id'}); + next if $$menuitem[4] =~ /nogrp$/ + && Apache::loncommon::course_type() eq 'Group'; + next if $$menuitem[4] =~ /group$/ + && Apache::loncommon::course_type() ne 'Group'; + next if $$menuitem[4] eq 'remotenav' + && $env{'environment.remotenavmap'} ne 'on'; + next if $$menuitem[4] eq 'noremotenav' + && $env{'environment.remotenavmap'} eq 'on'; + next if $$menuitem[4] =~ /showgroups$/ + && !Apache::lonnet::allowed('vcg', $env{'request.course.id'} + . ($env{'request.course.sec'} ? "/$env{'request.course.sec'}" + : '')) + && !Apache::lonnet::get_active_groups( + $env{'user.domain'}, $env{'user.name'}, + $env{'course.' . $env{'request.course.id'} . '.domain'}, + $env{'course.' . $env{'request.course.id'} . '.num'}); + + + if($$menuitem[3] eq 'Roles' && $env{'request.course.id'}) { + # special treatment for role selector + my $roles_selector = roles_selector( + $env{'course.' . $env{'request.course.id'} . '.domain'}, + $env{'course.' . $env{'request.course.id'} . '.num'} ); + + $menu .= $roles_selector ? "
  • $roles_selector
    • " + : ''; + } else { + $menu .= prep_menuitem(\@$menuitem); + } + } + if ($menu =~ /\[url\].*\[symb\]/) { + my $escurl = escape( Apache::lonenc::check_encrypt( + $env{'request.noversionuri'})); + + my $escsymb = escape( Apache::lonenc::check_encrypt( + $env{'request.symb'})); + + if ( $env{'request.state'} eq 'construct' + and ( $env{'request.noversionuri'} eq '' + || !defined($env{'request.noversionuri'}))) + { + ($escurl = $env{'request.filename'}) =~ + s{^/home/([^/]+)/public_html/(.*)$}{/priv/$1/$2}; + + $escurl = escape($escurl); + } + $menu =~ s/\[url\]/$escurl/g; + $menu =~ s/\[symb\]/$escsymb/g; + } + + return ""; +} + + # # This routine returns a translated hash for the menu items in the top inline menu row # Probably should be in mydesk.tab +#SD this sub is deprecated - don't use it sub initlittle { return &Apache::lonlocal::texthash('ret' => 'Return to Last Location', 'nav' => 'Course Contents', @@ -164,6 +284,8 @@ sub initlittle { ); } +#SD this sub is deprecated - don't use it +#SD functionality is covered by new loncommon::bodytag and primary_menu(), secondary_menu() sub menubuttons { my $forcereg=shift; my $titletable=shift; @@ -1867,34 +1989,34 @@ END BEGIN { if (! defined($readdesk)) { - { - my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab'; - if ( CORE::open( my $config,"<$tabfile") ) { - while (my $configline=<$config>) { - $configline=(split(/\#/,$configline))[0]; - $configline=~s/^\s+//; - chomp($configline); + { + my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab'; + if ( CORE::open( my $config,"<$tabfile") ) { + while (my $configline=<$config>) { + $configline=(split(/\#/,$configline))[0]; + $configline=~s/^\s+//; + chomp($configline); if ($configline=~/^cat\:/) { - my @entries=split(/\:/,$configline); - $category_positions{$entries[2]}=$entries[1]; - $category_names{$entries[2]}=$entries[3]; - } elsif ($configline) { - push(@desklines,$configline); - } - } - CORE::close($config); - } - } - $readdesk='done'; + my @entries=split(/\:/,$configline); + $category_positions{$entries[2]}=$entries[1]; + $category_names{$entries[2]}=$entries[3]; + } elsif ($configline=~/^prim\:/) { + my @entries = (split(/\:/, $configline))[1..5]; + push @primary_menu, \@entries; + } elsif ($configline=~/^scnd\:/) { + my @entries = (split(/\:/, $configline))[1..5]; + push @secondary_menu, \@entries; + } elsif ($configline) { + push(@desklines,$configline); + } + } + CORE::close($config); + } + } + $readdesk='done'; } } 1; __END__ - - - - - -