Annotation of rat/lonwrapper.pm, revision 1.15

1.1       www         1: # The LearningOnline Network with CAPA
                      2: # Wrapper for external and binary files as standalone resources
                      3: #
1.15    ! raeburn     4: # $Id: lonwrapper.pm,v 1.14 2003/09/29 16:09:21 www Exp $
1.4       www         5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
                     27: #
1.1       www        28: # (Edit Handler for RAT Maps
                     29: # (TeX Content Handler
                     30: #
                     31: # 05/29/00,05/30 Gerd Kortemeyer)
                     32: # 7/1,6/30 Gerd Kortemeyer)
                     33: #
                     34: # 7/5 Gerd Kortemeyer
                     35: 
                     36: package Apache::lonwrapper;
                     37: 
                     38: use strict;
                     39: use Apache::Constants qw(:common);
1.2       www        40: use Apache::lonnet();
                     41: use Apache::lonxml();
1.8       www        42: use Apache::lonmenu;
1.1       www        43: 
                     44: # ================================================================ Main Handler
                     45: 
                     46: sub handler {
                     47:   my $r=shift;
1.14      www        48:   &Apache::loncommon::content_type($r,'text/html');
1.1       www        49:   $r->send_http_header;
                     50: 
                     51:   return OK if $r->header_only;
                     52: 
1.12      www        53:   &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                     54:                                           ['wrapperdisplay']);
                     55:   my $orgurl=$r->uri;
                     56:   my $url=$orgurl;
1.15    ! raeburn    57:   $orgurl.=(($orgurl=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
        !            58:   $orgurl.=(($orgurl=~/\?/)?'&':'?').'wrapperdisplay=menu';
1.2       www        59:   $url=~s/^\/adm\/wrapper//;
1.3       www        60:   $url=~s/^\/ext\//http\:\/\//;
1.12      www        61:   if ($ENV{'form.wrapperdisplay'} eq 'menu') {
                     62: #
                     63: # Producing the menu buttons
                     64: #
                     65:       $r->print('<html><body bgcolor="#FFFFFF">'.
                     66:                 &Apache::lonmenu::menubuttons(1,'web',1).'</body></html>');
                     67:   } else {
                     68: #
                     69: # Actual URL
                     70: #
1.13      www        71:       if ($url=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
                     72: #
                     73: # This is uploaded homework
                     74: #
                     75:           $ENV{'request.state'}='uploaded';
                     76:           &Apache::lonhomework::renderpage($r,$url);
                     77:       } else {
                     78: #
                     79: # This is not homework
                     80: #
                     81: 	  $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'}; 
                     82:                                                  # reappend the query arguments
                     83: 	  my $events='onLoad="'.&Apache::lonmenu::loadevents.
                     84: 	      '" onUnload="'.&Apache::lonmenu::unloadevents.'"';
                     85: 	  my $script=&Apache::lonmenu::registerurl(1,undef);
1.12      www        86: 
1.13      www        87: 	  if ($ENV{'browser.interface'} eq 'textual') {
1.12      www        88: #
                     89: # ssi-based rendering for text-based interface
                     90: #
1.13      www        91: 	      $r->print('<html><head>'.
                     92: 			&Apache::lonmenu::registerurl(1).
                     93: 			'</head><body bgcolor="#FFFFFF">'.
                     94: 			&Apache::lonmenu::menubuttons(1).
                     95: 			&Apache::lonnet::ssi_body($url).'</body></html>');
                     96: 	  } elsif ($ENV{'environment.remote'} eq 'off') {
1.12      www        97: #
                     98: # This is inline remote
                     99: # 
1.13      www       100: 	      $r->print(<<ENDDOCUMENTINL);
1.12      www       101: <html>
                    102: <head>
                    103: $script
                    104: </head>
                    105: <frameset rows="180,*" border=0 $events>
1.15    ! raeburn   106: <frame src="$orgurl">
1.12      www       107: <frame src="$url">
                    108: </frameset>
                    109: </html>
                    110: ENDDOCUMENTINL
1.13      www       111:           } else {
1.9       www       112: #
                    113: # frame-based rendering for graphical interface
                    114: #
1.12      www       115: 	  $r->print(<<ENDDOCUMENT);
1.1       www       116: <html>
                    117: <head>
1.2       www       118: $script
1.1       www       119: </head>
1.2       www       120: <frameset rows="1,*" border=0 $events>
                    121: <frame src="/adm/rat/empty.html">
1.1       www       122: <frame src="$url">
                    123: </frameset>
                    124: </html>
                    125: ENDDOCUMENT
1.13      www       126:           }
                    127:       } # not homework
                    128:   } # not just the menu
1.1       www       129:   return OK;
1.13      www       130: } # handler
1.1       www       131: 
                    132: 1;
                    133: __END__
                    134: 
                    135: 
                    136: 
                    137: 
                    138: 
                    139: 
                    140: 

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