Annotation of loncom/homework/daxepage.pm, revision 1.7

1.1       damieng     1: # The LearningOnline Network
                      2: # Page with Daxe on the left side and the preview on the right side
                      3: #
1.7     ! raeburn     4: # $Id: daxepage.pm,v 1.6 2023/11/19 21:28:17 raeburn Exp $
1.1       damieng     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: #
                     28: ###
                     29: 
                     30: package Apache::daxepage;
1.5       raeburn    31: use strict;
1.1       damieng    32: 
1.6       raeburn    33: use Apache::loncommon();
                     34: use Apache::lonhtmlcommon();
                     35: use Apache::lonmenu();
                     36: use Apache::lonlocal;
                     37: use Apache::Constants qw(:common);
                     38: use HTML::Entities();
1.1       damieng    39: 
                     40: sub handler {
                     41:     my $request = shift;
                     42:     my $uri = $request->uri;
1.5       raeburn    43:     $uri =~ s{^/daxepage}{};
1.4       raeburn    44:     &Apache::loncommon::content_type($request,'text/html');
1.2       damieng    45:     if ($uri !~ /\.(task|problem|exam|quiz|assess|survey|library|xml|html|htm|xhtml|xhtm)$/) {
1.1       damieng    46:         $request->status(406);
                     47:         return OK;
                     48:     }
1.6       raeburn    49:     my %editors = &Apache::loncommon::permitted_editors();
                     50:     unless ($editors{'daxe'}) {
                     51:         my $msg = '<p class="LC_warning">'.
                     52:                   &mt('Daxe editor is not enabled for this Authoring Space.').'</p>';
                     53:         &do_redirect($request,$uri,$msg);
                     54:         return OK;
                     55:     }
                     56:     my %lt = &Apache::lonlocal::texthash(
                     57:                                           'noif' => 'No iframe support.',
                     58:                                           'show' => 'Show content in pop-up window',
                     59:                                         );
1.1       damieng    60:     my $name = $uri;
                     61:     $name =~ s/^.*\/([^\/]+)$/$1/;
1.6       raeburn    62:     my $daxeurl = '/adm/daxe/daxe.html?config=config/loncapa_config.xml&save=/daxesave'.
                     63:                   '&file=/daxeopen'.$uri;
                     64:     my $headjs = &Apache::loncommon::iframe_wrapper_headjs().
                     65:                  &toggle_LCmenus_js();
                     66:     my $args = {
                     67:                 'collapsible_header' => 1,
                     68:                };
                     69:     my $startpage = &Apache::loncommon::start_page('Daxe: '.$name,$headjs,$args).
                     70:                     &Apache::lonmenu::constspaceform();
                     71:     my $endpage = &Apache::loncommon::end_page();
                     72: 
                     73:     # javascript will position the iframe if window was resized (or zoomed)
                     74:     my $script = &Apache::loncommon::iframe_wrapper_resizejs();
                     75:     my $dest = &HTML::Entities::encode($daxeurl,'&<>"');
                     76:     my $noiframe = &Apache::loncommon::modal_link($dest,$lt{'show'},500,400);
                     77: 
                     78:     $request->print(<<"ENDFRAME");
                     79: $startpage
                     80: $script
                     81: <div class="LC_iframecontainer" style="padding-right: 5px">
                     82: <iframe src="$dest">$lt{'noif'} $noiframe</iframe>
                     83: </div>
                     84: $endpage
                     85: ENDFRAME
1.1       damieng    86:     return OK;
                     87: }
                     88: 
1.6       raeburn    89: sub toggle_LCmenus_js {
                     90:     my %lt = &Apache::lonlocal::texthash(
                     91:                                          altc => 'menu state: collapsed',
                     92:                                          alte => 'menu state: explanded',
                     93:                                          ttlc => 'display standard menus',
                     94:                                          ttle => 'hide standard menus',
                     95:     );
                     96:     return <<"ENDJS";
                     97: <script type="text/javascript">
                     98: //<![CDATA[
                     99: \$(document).ready (function () {
                    100:     \$(".LC_collapse_trigger").on("click", function (e) {
                    101:         var id = this.id;
                    102:         var \$content = \$(this).next (".LC_menus_content");
                    103:         var expanded = \$content.hasClass ("shown");
                    104:         var frameleftpos;
                    105:         if (expanded) {
                    106:             \$content.removeClass ("shown");
                    107:             \$content.addClass ("hidden");
                    108:         } else {
                    109:             \$content.removeClass ("hidden");
                    110:             \$content.addClass ("shown");
                    111:         }
                    112: 
                    113:         \$(this).find ("[aria-expanded]")
                    114:         .attr ("aria-expanded", !expanded);
                    115: 
                    116:         \$(this).find ("[aria-pressed]")
                    117:         .attr ("aria-pressed", !expanded);
                    118: 
                    119:         \$(this).find (".LC_collapsible_indicator").attr ({
                    120:         "src":
                    121:         (expanded)? "/res/adm/pages/collapsed.png" : "/res/adm/pages/expanded.png",
                    122:         "alt":
                    123:         (expanded)? "$lt{altc}" : "$lt{alte}",
                    124:         "title":
1.7     ! raeburn   125:         (expanded)? "$lt{ttlc}" : "$lt{ttle}"
1.6       raeburn   126:         });
                    127: 
                    128:         \$(window).trigger('resize');
                    129:         \$(this).focus ();
                    130:     });
                    131: 
                    132:     \$("#LC_expandingContainer").attr ("aria-live", "off");
                    133: });
                    134: //]]>
                    135: </script>
                    136: ENDJS
                    137: 
                    138: }
                    139: 
                    140: sub do_redirect {
                    141:     my ($request,$uri,$msg) = @_;
                    142:     &Apache::lonhtmlcommon::clear_breadcrumbs();
                    143:     $request->print(
                    144:         &Apache::loncommon::start_page('Authoring Space',undef,
                    145:                                        {'redirect'       => [2,$uri]}).
                    146: 
                    147:         '<div style="padding:0;clear:both;margin:0;border:0"></div>'."\n".
                    148:         "$msg\n".
                    149:         &Apache::loncommon::end_page());
                    150:     return;
                    151: }
                    152: 
1.1       damieng   153: 1;
                    154: __END__

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