--- rat/lonwrapper.pm 2005/04/07 06:56:27 1.18 +++ rat/lonwrapper.pm 2010/02/11 15:12:11 1.32.2.2 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Wrapper for external and binary files as standalone resources # -# $Id: lonwrapper.pm,v 1.18 2005/04/07 06:56:27 albertel Exp $ +# $Id: lonwrapper.pm,v 1.32.2.2 2010/02/11 15:12:11 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -26,106 +26,166 @@ # http://www.lon-capa.org/ # + package Apache::lonwrapper; use strict; use Apache::Constants qw(:common); use Apache::lonnet; use Apache::lonxml(); -use Apache::lonmenu; +use Apache::lonenc(); +use Apache::lonmenu(); # ================================================================ Main Handler -sub handler { - my $r=shift; - &Apache::loncommon::content_type($r,'text/html'); - $r->send_http_header; - - return OK if $r->header_only; - - &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, - ['wrapperdisplay']); - my $orgurl=$r->uri; - my $url=$orgurl; - $orgurl.=(($orgurl=~/\?/)?'&':'?').$ENV{'QUERY_STRING'}; - $orgurl.=(($orgurl=~/\?/)?'&':'?').'wrapperdisplay=menu'; - $url=~s/^\/adm\/wrapper//; - $url=~s/^\/ext\//http\:\/\//; - $url=~s|:|:|g; - if ($env{'form.wrapperdisplay'} eq 'menu') { +sub simple_menu { # # Producing the menu buttons # - $r->print(''. - &Apache::lonmenu::menubuttons(1,'web',1).''); - } else { + return &Apache::loncommon::start_page('Menu',undef, + {'only_body' => 1, + 'bgcolor' => '#FFFFFF',}). + &Apache::lonmenu::menubuttons(1,'web',1). + &Apache::loncommon::end_page(); +} + + +sub wrapper { + my ($topurl,$bottomurl) = @_; + + if ($env{'browser.interface'} eq 'textual') { # -# Actual URL +# ssi-based rendering for text-based interface # - if ($url=~/\.(problem|exam|quiz|assess|survey|form|library)$/) { + return + &Apache::loncommon::start_page('Menu',undef, + {'bgcolor' => '#FFFFFF', + 'force_register' => 1, + }). + &Apache::lonnet::ssi_body($bottomurl). + &Apache::loncommon::end_page(); + } + + + my %layout = ('border' => 0); + if ($env{'environment.remote'} eq 'off') { + if ($env{'environment.icons'} eq 'iconsonly') { + $layout{'rows'} = "100,*"; + } else { + $layout{'rows'} = "200,*"; + } + } else { + $layout{'rows'} = "1,*"; + $topurl = "/adm/rat/empty.html"; + } + + my $start_page = + &Apache::loncommon::start_page(undef,undef, + {'force_register' => 1, + 'frameset' => 1, + 'add_entries' => \%layout, }); + + my $end_page = + &Apache::loncommon::end_page({'frameset' => 1}); + + foreach my $url ($topurl,$bottomurl) { + if ($url !~ /^https?\:/) { + $url = &Apache::lonenc::check_encrypt($url); + } + } # -# This is uploaded homework +# frame-based rendering for graphical interface # - $env{'request.state'}='uploaded'; - &Apache::lonhomework::renderpage($r,$url); - } else { + my $result =< + +$end_page +ENDDOCUMENT + + return $result; +} + +sub handler { + my $r=shift; + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + + return OK if $r->header_only; + + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['wrapperdisplay']); + if ($env{'form.wrapperdisplay'} eq 'menu') { + $r->print(&simple_menu()); + return OK; + } + + my $orgurl=$r->uri; + my $url=$orgurl; + $orgurl.=(($orgurl=~/\?/)?'&':'?').$ENV{'QUERY_STRING'}; + $orgurl.=(($orgurl=~/\?/)?'&':'?').'wrapperdisplay=menu'; + $url=~s/^\/adm\/wrapper//; + my $is_ext = $url =~ m|^/ext/|; + $url=~s{^/ext/}{http://}; + $url=~s|http://https://|https://|; + $url=~s|:|:|g; # -# This is not homework +# Actual URL # - $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'}; - # reappend the query arguments - my $events='onLoad="'.&Apache::lonmenu::loadevents. - '" onUnload="'.&Apache::lonmenu::unloadevents.'"'; - my $script=&Apache::lonmenu::registerurl(1,undef); - - if ($env{'browser.interface'} eq 'textual') { + if ($url=~/\.(problem|exam|quiz|assess|survey|form|library)$/) { # -# ssi-based rendering for text-based interface +# This is uploaded homework # - $r->print(''. - &Apache::lonmenu::registerurl(1). - ''. - &Apache::lonmenu::menubuttons(1). - &Apache::lonnet::ssi_body($url).''); - } elsif ($env{'environment.remote'} eq 'off') { -# -# This is inline remote -# - $r->print(< - -$script - - - - - - -ENDDOCUMENTINL - } else { + $env{'request.state'}='uploaded'; + &Apache::lonhomework::renderpage($r,$url); + } else { # -# frame-based rendering for graphical interface +# This is not homework # - $r->print(< - -$script - - - - - - -ENDDOCUMENT - } - } # not homework - } # not just the menu - return OK; + if ($is_ext) { + $ENV{'QUERY_STRING'}=~s/(^|\&)symb=[^\&]*/$1/; + $ENV{'QUERY_STRING'} =~ s/\&$//; + } + unless ($ENV{'QUERY_STRING'} eq '') { + $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'}; + } + # reappend the query arguments + $r->print(&wrapper($orgurl,$url)); + } # not just the menu + return OK; } # handler 1; __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 simple_menu() + +=item wrapper() + +=item handler() + +=back + +=cut +