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Diff for /loncom/interface/lonmainmenu.pm between versions 1.8.4.12 and 1.14

version 1.8.4.12, 2010/12/05 19:43:10 version 1.14, 2025/03/25 01:02:59
Line 31 Line 31
 # browser.interface - if this is 'textual', it overrides the second parameter  # browser.interface - if this is 'textual', it overrides the second parameter
 # and goes to screen reader PDA mode  # and goes to screen reader PDA mode
 #  #
 # environment.remote - if this is 'on', the routines controll the remote  
 # control, otherwise they render the main window controls; ignored it  
 # browser.interface is 'textual'  
 #  
   
 package Apache::lonmainmenu;  package Apache::lonmainmenu;
   
 use strict;  use strict;
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common REDIRECT);
 use Apache::loncommon();  use Apache::loncommon();
 use Apache::lonnet;  use Apache::lonnet;
 use Apache::lonmenu();  use Apache::lonmenu();
 use Apache::lonlocal;  use Apache::lonlocal;
 use LONCAPA qw(:DEFAULT :match);  
   
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
   
       # Check for critical messages and redirect if present.
       my ($redirect,$url) = &Apache::loncommon::critical_redirect(300,'menu');
       if ($redirect) {
           &Apache::loncommon::content_type($r,'text/html');
           $r->header_out(Location => $url);
           return REDIRECT;
       }
   
     &Apache::loncommon::no_cache($r);      &Apache::loncommon::no_cache($r);
     &Apache::loncommon::content_type($r,'text/html');      &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;      $r->send_http_header;
     return OK if $r->header_only;      return OK if $r->header_only;
   
     my $custommenu = &Apache::loncommon::needs_gci_custom();  
     my $cid = $env{'request.course.id'};  
   
     my %cicourses;  
     my $udom = $env{'user.domain'};  
     my %allnums = &Apache::loncommon::get_faculty_cnums();  
     if (($udom ne '') && (ref($allnums{$udom}) eq 'HASH')) {  
         foreach my $key (%{$allnums{$udom}}) {  
             $cicourses{$udom.'_'.$key} = $allnums{$udom}->{$key};  
         }  
     }  
   
     if (($custommenu && $cid ne '' && ($cicourses{$cid} || $env{'request.role'} !~ m{^cc\./\Q$udom\Etest/})) ||   
         ($cid ne '' && $env{'user.domain'} =~ /^\w+citest$/)) {  
         $r->internal_redirect('/adm/navmaps');  
         return OK;  
     }  
   
     my $form;   
     if ($env{'environment.remote'} ne 'off') {  
  $form=&Apache::lonmenu::serverform();  
     }  
   
     my $script_tag;  
     if ($env{'environment.remote'} ne 'off') {  
         my $utility=&Apache::lonmenu::utilityfunctions('/adm/menu');  
         $script_tag=(<<ENDSCRIPT);  
 <script type="text/javascript">  
 $utility  
 </script>  
 ENDSCRIPT  
     }  
 # ---- Print the screen, pretend to be in text mode to generate text-based menu  # ---- Print the screen, pretend to be in text mode to generate text-based menu
 # temporarily set interface to "faketextual" and remote to "off", which renders  # temporarily set interface to "faketextual" and remote to "off", which renders
 # the main menu  # the main menu
     $env{'browser.interface'}='faketextual';      $env{'browser.interface'}='faketextual';
     $env{'environment.remote'}='off';  
   
     # Breadcrumbs  #
     my ($nocrumbs,$args);  # If menu collection is in effect in course context, determine if Main Menu
     if ($custommenu) {  # will be shown.
         if ($env{'request.course.id'}) {  #
             unless ($cicourses{$env{'request.course.id'}}) {      my $showmenu = 1;
                 $nocrumbs = 1;      my $deeplinkmenu;
       if ($env{'request.course.id'}) {
           (my $menucoll,$deeplinkmenu,my $menuref) =
               &Apache::loncommon::menucoll_in_effect();
           if (($menucoll) && (ref($menuref) eq 'HASH')) {
               if ($menuref->{'main'} eq 'n') {
                   $showmenu = 0;
             }              }
         } else {  
             $nocrumbs = 1;  
         }          }
     }      }
     unless ($nocrumbs) {      my $js;
         my $brcrum = [];      my $args = { 'bread_crumbs' => 1 };
         $args = {bread_crumbs => $brcrum};      if ($showmenu) {
           $js = <<"END";
   <script type="text/javascript">
   // <![CDATA[
   function formatMenuText() {
       var textArray = document.getElementsByClassName("LC_menu_text");
       if (textArray.length > 0) {
           var singleLineHeight = textArray[0].offsetHeight;
           for (var i=1; i<textArray.length; i++) {
               if (textArray[i].offsetHeight > singleLineHeight) {
                   var el = textArray[i].previousElementSibling;
                   el.style.cssFloat = "left";
                   el.style.marginRight = "5px";
               }
           }
     }      }
     $r->print(&Apache::loncommon::start_page('Main Menu',$script_tag,$args));  }
   // ]]>
     my ($rolecount,$numcourses) = (0,0);  </script>
     my $now = time;  END
     unless (($custommenu) || ($env{'user.domain'} =~ /^\w+citest$/)) {          $args->{'add_entries'} = { 'onload' => 'javascript:formatMenuText();' };
        foreach my $envkey (keys(%env)) {  
           next unless ($envkey =~ /^user\.role\./);  
           my ($start,$end) = split(/\./,$env{$envkey});  
           if (($start eq '' || $start <= $now) && ($end eq '' || $end > $now)) {   
               $rolecount ++;  
           }  
        }  
     }      }
     if ($custommenu) {  
         $r->print(&Apache::lonmenu::inlinemenu('gcicustom').$form);      $r->print(&Apache::loncommon::start_page( 'Main Menu',$js,$args).
     } elsif (!$rolecount) {                '<div class="LC_landmark" role="main">');
         $r->print(&Apache::lonmenu::inlinemenu('gcinorole').$form);  #
     } else {  # If menu collection is in effect in course context, and Main Menu is 
         $r->print(&Apache::lonmenu::inlinemenu().$form);  # not included, display message in place of usual menu items.
   #
       unless ($showmenu) {
           my $nomenumsg;
           my $crstype = &Apache::loncommon::course_type();
           if ($deeplinkmenu) {
               $nomenumsg = &mt('Page unavailable');
           } else {
               $nomenumsg = &mt("Main Menu page is unavailable in this $crstype");
           }
           $r->print('<h1 class="LC_heading_3">'.$nomenumsg.'</h1>'.
                     '</div>'.&Apache::loncommon::end_page());
           return OK;
     }      }
     $r->print(&Apache::loncommon::end_page());  #
   # A span with class of LC_menu_text needs to be first item with that class.
   # It will be used by formatMenuText() to determine the offsetHeight for a single line.
   #
       $r->print('<span class="LC_menu_text">&nbsp;</span>'.
                 &Apache::lonmenu::inlinemenu().
                 '</div>'.&Apache::loncommon::end_page());
     return OK;      return OK;
 }  }
   
   
 1;  1;
 __END__  __END__
   
Removed from v.1.8.4.12  
changed lines
  Added in v.1.14

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