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Diff for /rat/lonwrapper.pm between versions 1.10 and 1.43

version 1.10, 2003/02/20 22:04:18 version 1.43, 2012/11/29 20:13:49
Line 25 Line 25
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
 # (Edit Handler for RAT Maps  
 # (TeX Content Handler  
 #  
 # 05/29/00,05/30 Gerd Kortemeyer)  
 # 7/1,6/30 Gerd Kortemeyer)  
 #  
 # 7/5 Gerd Kortemeyer  
   
 package Apache::lonwrapper;  package Apache::lonwrapper;
   
 use strict;  use strict;
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use Apache::lonnet();  use Apache::lonenc();
 use Apache::lonxml();  use Apache::lonnet;
 use Apache::lonmenu;  use Apache::lonlocal;
   use Apache::loncommon();
   use Apache::lonhtmlcommon();
   use Apache::lonextresedit();
   
 # ================================================================ Main Handler  # ================================================================ Main Handler
   sub wrapper {
       my ($url,$brcrum) = @_;
   
 sub handler {      my $forcereg;
   my $r=shift;      unless ($env{'form.folderpath'}) {
   $r->content_type('text/html');          $forcereg = 1;
   $r->send_http_header;      }
   
   return OK if $r->header_only;      my $args = {'bgcolor' => '#FFFFFF'};
       if ($forcereg) {
   my $url=$r->uri;          $args->{'force_register'} = $forcereg;
   $url=~s/^\/adm\/wrapper//;      }
   $url=~s/^\/ext\//http\:\/\//;      if (ref($brcrum) eq 'ARRAY') {
   if ($url=~/^\/uploaded\//) {           $args->{'bread_crumbs'} = $brcrum;
       $url=&Apache::lonnet::tokenwrapper($url);      }
   }  
   $url.='?'.$ENV{'QUERY_STRING'}; #reappend the query arguments      my $startpage =  Apache::loncommon::start_page('Menu',undef,$args);
   my $events='onLoad="'.&Apache::lonmenu::loadevents.      my $endpage =  Apache::loncommon::end_page();
            '" onUnload="'.&Apache::lonmenu::unloadevents.'"';  
   my $script=&Apache::lonmenu::registerurl(1,undef);      my $script = Apache::lonhtmlcommon::scripttag(<<SCRIPT );
   unless ($ENV{'browser.interface'} eq 'textual') {      \$(document).ready( function() {
 #          \$(window).unbind('resize').resize(function(){
 # frame-based rendering for graphical interface              var header;
 #              var offset = 5;
      $r->print(<<ENDDOCUMENT);              var height = 0;
 <html>              var hdrtop = 0;
 <head>              if (\$('div.LC_head_subbox:first').length) {
 $script                  header = \$('div.LC_head_subbox:first');
 </head>                  offset = 9;
 <frameset rows="1,*" border=0 $events>              } else {
 <frame src="/adm/rat/empty.html">                  if (\$('#LC_breadcrumbs').length) {
 <frame src="$url">                      header = \$('#LC_breadcrumbs');
 </frameset>                  }
 </html>              }
 ENDDOCUMENT              if (header.length) {
   } else {                  height = header.height();
 #                  hdrtop = header.position().top;
 # ssi-based rendering for text-based interface              }
 #              var pos = height + hdrtop + offset;
       $r->print('<html><head>'.              \$('.LC_iframecontainer').css('top', pos);
                 &Apache::lonmenu::registerurl(1).          });
                 '</head><body bgcolor="#FFFFFF">'.      });
                 &Apache::lonmenu::menubuttons(1).      window.onload = function(){  \$(window).trigger('resize') }; 
                 &Apache::lonnet::ssi_body($url).'</body></html>');  SCRIPT
   }  
   return OK;      # javascript will position the iframe if window was resized (or zoomed)
       return <<ENDFRAME;
       $startpage
       $script
       <div class="LC_iframecontainer">
           <iframe src="$url">No iframe support!</iframe>
       </div>
       $endpage
   ENDFRAME
 }  }
   
   sub handler {
       my $r=shift;
       &Apache::loncommon::content_type($r,'text/html');
       $r->send_http_header;
   
       return OK if $r->header_only;
   
       my $url = $r->uri;
       my ($is_ext,$brcrum);
   
       for ($url){
           s|^/adm/wrapper||;
           $is_ext = $_ =~ s|^/ext/|http://|;         
           s|http://https://|https://|;
           s|&colon;|:|g;              
       }
   
       if ($is_ext) {
           &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
               ['forceedit','register','folderpath','symb','idx','title']);
           if (($env{'form.forceedit'}) &&
               (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) &&
               (($env{'form.folderpath'} =~ /^supplemental/) ||
                ($env{'form.symb'} =~ /^uploaded/))) {
               $r->print(
                   &Apache::lonextresedit::display_editor($url,$env{'form.folderpath'},
                                                          $env{'form.symb'},
                                                          $env{'form.idx'}));
               return OK;
           } elsif ($env{'form.folderpath'} =~ /^supplemental/) {
               my $crstype = &Apache::loncommon::course_type();
               my $title = $env{'form.title'};
               if ($title eq '') {
                   $title = &mt('External Resource');
               }
               $brcrum =
                   &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1);
           }
       }
   
   #
   # Actual URL
   #
       if ($url=~/$LONCAPA::assess_re/) {
   #
   # This is uploaded homework
   #
           $env{'request.state'}='uploaded';
           &Apache::lonhomework::renderpage($r,$url);
       } else {
   #
   # This is not homework
   #
           if ($is_ext) {
               $ENV{'QUERY_STRING'} =~ s/(^|\&)symb=[^\&]*/$1/;
               $ENV{'QUERY_STRING'} =~ s/\&$//;
           }
   
           unless ($ENV{'QUERY_STRING'} eq '') {
               $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
           }
   
           # encrypt url if not external
           &Apache::lonenc::check_encrypt(\$url) if $url !~ /^https?\:/ ;
   
           $r->print( wrapper($url,$brcrum) );
   
       } # not just the menu
       
       return OK;
   } # handler
   
 1;  1;
 __END__  __END__
   
   =pod
   
   =head1 NAME
   
   Apache::lonwrapper - External and binary file management.
   
   =head1 SYNOPSIS
   
   Wrapper for external and binary files as standalone resources. Edit handler for rat maps; TeX content handler.
   
   This is part of the LearningOnline Network with CAPA project
   described at http://www.lon-capa.org.
   
   =head1 Subroutines
   
   =over
   
   =item wrapper($url,$brcrum)
   
   Wraps $url in an iframe and generates a page for it.
   $brcrum contains breadcrumbs for unregistered urls
   (i.e., external resources in Supplemental Content).
   Returns markup for the entire page.
   
   =item handler()
   
   =back
   
   =cut
   
   
   
   
Removed from v.1.10  
changed lines
  Added in v.1.43

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