--- loncom/interface/lonmenu.pm 2009/12/22 14:35:25 1.311 +++ loncom/interface/lonmenu.pm 2010/05/26 19:50:46 1.315.2.1 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Routines to control the menu # -# $Id: lonmenu.pm,v 1.311 2009/12/22 14:35:25 www Exp $ +# $Id: lonmenu.pm,v 1.315.2.1 2010/05/26 19:50:46 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -42,17 +42,72 @@ Coordinates the response to clicking an This is part of the LearningOnline Network with CAPA project described at http://www.lon-capa.org. +=head1 GLOBAL VARIABLES + +=over + +=item @desklines + +Each element of this array contains a line of mydesk.tab that doesn't start with +cat, prim or scnd. +It gets filled in the BEGIN block of this module. + +=item %category_names + +The keys of this hash are the abbreviations used in mydesk.tab in those lines that +start with cat, the values are strings representing titles. +It gets filled in the BEGIN block of this module. + +=item %category_members + +TODO + +=item %category_positions + +The keys of this hash are the abbreviations used in mydesk.tab in those lines that +start with cat, its values are position vectors (column, row). +It gets filled in the BEGIN block of this module. + +=item $readdesk + +Indicates that mydesk.tab has been read. +It is set to 'done' in the BEGIN block of this module. + +=item @primary_menu + +The elements of this array reference arrays that are made up of the components +of those lines of mydesk.tab that start with prim. +It is used by primary_menu() to generate the corresponding menu. +It gets filled in the BEGIN block of this module. + +=item @secondary_menu + +The elements of this array reference arrays that are made up of the components +of those lines of mydesk.tab that start with scnd. +It is used by secondary_menu() to generate the corresponding menu. +It gets filled in the BEGIN block of this module. + +=back + =head1 SUBROUTINES =over -Little texts +=item prep_menuitems(\@menuitem) + +This routine wraps a menuitem in proper HTML. It is used by primary_menu() and +secondary_menu(). -=item initlittle() +=item primary_menu() -=item menubuttons() +This routine 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 -This gets called at the top of the body section +=item secondary_menu() + +Same as primary_menu() but operates on @secondary_menu. =item show_return_link() @@ -165,6 +220,11 @@ sub primary_menu { my $menu; # each element of @primary contains following array: # (link url, icon path, alt text, link text, condition) + my $public; + if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')) + || (($env{'user.name'} eq '') && ($env{'user.domain'} eq ''))) { + $public = 1; + } foreach my $menuitem (@primary_menu) { # evaluate conditions next if ref($menuitem) ne 'ARRAY'; # @@ -172,18 +232,18 @@ sub primary_menu { && &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] !~ /public/ ##we've a public user, + && $public; ##who should not see all + ##links + next if $$menuitem[4] eq 'onlypublic'# hide links which are + && !$public; # only visible to public + # users next if $$menuitem[4] eq 'roles' ##show links depending on - && &Apache::loncommon::show_course(); ##term 'Courses' or + && &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 .= '