--- loncom/homework/daxepage.pm 2016/02/14 16:07:13 1.4
+++ loncom/homework/daxepage.pm 2024/04/14 17:12:28 1.15
@@ -1,7 +1,7 @@
# The LearningOnline Network
# Page with Daxe on the left side and the preview on the right side
#
-# $Id: daxepage.pm,v 1.4 2016/02/14 16:07:13 raeburn Exp $
+# $Id: daxepage.pm,v 1.15 2024/04/14 17:12:28 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -28,39 +28,286 @@
###
package Apache::daxepage;
+use strict;
-use Apache::Constants;
+use Apache::loncommon();
+use Apache::lonnet();
+use Apache::lonhtmlcommon();
+use Apache::lonxml();
+use Apache::edit();
+use Apache::lonmenu();
+use Apache::lonlocal;
+use Apache::Constants qw(:common);
+use LONCAPA qw(:DEFAULT :match);
+use HTML::Entities();
sub handler {
my $request = shift;
my $uri = $request->uri;
- $uri =~ s/^\/daxepage//;
+ $uri =~ s{^/daxepage}{};
&Apache::loncommon::content_type($request,'text/html');
- if ($uri !~ /\.(task|problem|exam|quiz|assess|survey|library|xml|html|htm|xhtml|xhtm)$/) {
+ my ($is_not_assess,$is_assess,$is_course_doc,$is_supp,$supp_path,$supp_title);
+ if ($uri =~/\.(xml|html|htm|xhtml|xhtm)$/) {
+ $is_not_assess = 1;
+ if ($Apache::lonnet::env{'request.course.id'}) {
+ my $cid = $Apache::lonnet::env{'request.course.id'};
+ my $cdom = $Apache::lonnet::env{'course.'.$cid.'.domain'};
+ my $cnum = $Apache::lonnet::env{'course.'.$cid.'.num'};
+ if ($uri =~ m{^/uploaded/\Q$cdom/$cnum\E/(docs|supplemental)/}) {
+ if ($1 eq 'supplemental') {
+ &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+ ['folderpath','title']);
+ $is_supp = 1;
+ $supp_path = &escape(&HTML::Entities::decode($Apache::lonnet::env{'form.folderpath'}));
+ $supp_title = &escape(&HTML::Entities::decode($Apache::lonnet::env{'form.title'}));
+ &Apache::lonhtmlcommon::clear_breadcrumbs();
+ }
+ $is_course_doc = 1;
+ $Apache::lonnet::env{'form.forceedit'} = 1;
+ }
+ }
+ } elsif ($uri =~ /$LONCAPA::assess_re/) {
+ unless ($uri =~ /\.form$/) {
+ $is_assess = 1;
+ }
+ }
+ unless ($is_not_assess || $is_assess) {
$request->status(406);
return OK;
}
- my $result = '';
- $result .= "<!DOCTYPE html>\n";
- $result .= "<html>\n";
- $result .= "<head>\n";
+ my %editors = &Apache::loncommon::permitted_editors($uri);
+ unless ($editors{'daxe'}) {
+ my $msg = '<p class="LC_warning">'.
+ &mt('Daxe editor is not enabled for this Authoring Space.').'</p>';
+ &do_redirect($request,$uri,$msg);
+ return OK;
+ }
+ if ($is_not_assess) {
+ delete($editors{'xml'});
+ $editors{'edit'} = 1;
+ }
+ my %lt = &Apache::lonlocal::texthash(
+ 'noif' => 'No iframe support.',
+ 'show' => 'Show content in pop-up window',
+ 'save' => 'Save',
+ 'text' => 'Text Editor',
+ 'oeds' => 'other editors',
+ 'othe' => 'other editor',
+ 'edit' => 'Save and Edit',
+ 'disc' => 'Discard and View',
+ 'save' => 'Save and View',
+ );
my $name = $uri;
$name =~ s/^.*\/([^\/]+)$/$1/;
- $result .= " <title>LON-CAPA Daxe: $name</title>\n";
- $result .= " <style>\n";
- $result .= " body { margin: 0; }\n";
- $result .= " #daxe { position:absolute; top:0; left:0; width:100%; height:100%; border:none; }\n";
- $result .= " </style>\n";
- $result .= "</head>\n";
- $result .= "<body>\n";
- my $daxeurl = '/adm/daxe/daxe.html?config=config/loncapa_config.xml&file=/daxeopen'.$uri.
- '&save=/daxesave';
- $result .= ' <iframe id="daxe" src="'.$daxeurl.'"></iframe>'."\n";
- $result .= "</body>\n";
- $result .= "</html>\n";
- $request->print($result);
+ my $lang = &Apache::lonlocal::current_language();
+ my $filearg = '/daxeopen'.$uri;
+ my $daxeurl = '/adm/daxe/daxe.html?config=config/loncapa_config.xml&save=/daxesave'.
+ '&file='.$filearg;
+ my $headjs = &Apache::loncommon::iframe_wrapper_headjs().
+ &listener_js($lang,$filearg,$is_assess).
+ &toggle_LCmenus_js().&saveandview_js().
+ &Apache::edit::js_change_detection();
+
+ my ($clickexit,$clicksave,$clickedit);
+ if ($is_assess) {
+ $headjs .= &Apache::lonxml::setmode_javascript();
+ $clickexit = "javascript:setmode(this.form,'view');";
+ } else {
+ $headjs .= &Apache::lonxml::seteditor_javascript($is_course_doc,$is_supp,
+ $supp_path,$supp_title);
+ $clickexit = "javascript:seteditmode(this.form,'view');";
+ }
+ $clicksave = "javascript:daxesave('exit');";
+ $clickedit = "javascript:daxesave();";
+ my $form_events = &Apache::edit::form_change_detection();
+ my $editheader = '<form '.$form_events.' method="post" name="daxeedit" action="'.$uri.'">';
+ if ($is_assess) {
+ $editheader .= '<input type="hidden" name="problemmode" value="daxe" />'."\n";
+ }
+ $editheader .= '<div class="LC_edit_problem_editxml_header">'."\n";
+ my $saveeditbutton = '<input type="button" name="submitmode" accesskey="s" value="'.$lt{'edit'}.
+ '" onclick="'.$clickedit.'" />'."\n";
+ my $exitbutton = '<input type="button" name="submitmode" accesskey="d" value="'.$lt{'disc'}.
+ '" onclick="'.$clickexit.'" />'."\n";
+ my $saveexitbutton = '<input type="button" name="submitmode" accesskey="v" value="'.$lt{'save'}.
+ '" onclick="'.$clicksave.'" />'."\n";
+ $editheader .= '<table class="LC_edit_problem_header_title"><tr><td>'.
+ $uri.'</td><td align="right"><span class="LC_nobreak">'.
+ $saveeditbutton.$saveexitbutton.$exitbutton.'</span>';
+ if ($editors{'edit'} || $editors{'xml'}) {
+ my $other = (($editors{'edit'} && $editors{'xml'})? $lt{'oeds'} : $lt{'othe'});
+ $editheader .= ' | <span class="LC_nobreak">'.$other.':</span> '.
+ '<span class="LC_nobreak">';
+ if ($is_not_assess) {
+ $editheader .= '<input type="hidden" name="editmode" value="" />'."\n".
+ '<input type="button" name="editordefault" value="'.$lt{'text'}.
+ '" onclick="javascript:seteditmode(this.form,'."'edit'".');" />'."\n";
+ } else {
+ if ($editors{'edit'}) {
+ $editheader .= '<input type="button" name="submitmode" accesskey="e" value="'.&mt('Edit').'" '.
+ 'onclick="javascript:setmode(this.form,'."'edit'".')" />'."\n";
+ }
+ if ($editors{'xml'}) {
+ $editheader .= '<input type="button" name="submitmode" accesskey="x" value="'.&mt('EditXML').'" '.
+ 'onclick="javascript:setmode(this.form,'."'editxml'".')" />'."\n";
+ }
+ }
+ $editheader .= '</span>';
+ }
+ $editheader .= '</td></tr></table></div></form>'."\n";
+ my $start_collapsed = &collapsible_std_LCmenus();
+ my $args = {
+ 'collapsible_header' => $editheader,
+ 'start_collapsed' => $start_collapsed,
+ };
+ my $startpage = &Apache::loncommon::start_page('Daxe: '.$name,$headjs,$args).
+ &Apache::lonmenu::constspaceform();
+ my $endpage = &Apache::loncommon::end_page();
+
+ # javascript will position the iframe if window was resized (or zoomed)
+ my $script = &Apache::loncommon::iframe_wrapper_resizejs();
+ my $dest = &HTML::Entities::encode($daxeurl,'&<>"');
+ my $noiframe = &Apache::loncommon::modal_link($dest,$lt{'show'},500,400);
+
+ $request->print(<<"ENDFRAME");
+$startpage
+$script
+<div class="LC_iframecontainer" style="padding-right: 5px">
+<iframe src="$dest" id="lcdiframe">$lt{'noif'} $noiframe</iframe>
+</div>
+$endpage
+ENDFRAME
return OK;
}
+sub listener_js {
+ my ($lang,$filearg,$is_assess) = @_;
+ return <<"ENDJS";
+<script type="text/javascript">
+//<![CDATA[
+
+var eventMethod = window.addEventListener ? "addEventListener" : "attachEvent";
+var eventer = window[eventMethod];
+var messageEvent = eventMethod == "attachEvent" ? "onmessage" : "message";
+
+eventer(messageEvent,function(e) {
+ var reqdOrigin = window.location.protocol+'//'+window.location.hostname;
+ var is_assess = '$is_assess';
+ if (e.origin == reqdOrigin) {
+ if (e.data == '$filearg') {
+ if (is_assess) {
+ setmode(document.daxeedit,'view');
+ } else {
+ seteditmode(document.daxeedit,'view');
+ }
+ } else if ((e.data == 'userlclang') || (e.data == 'userlang')) {
+ window.myIframe = document.getElementById("lcdiframe").contentWindow;
+ window.myIframe.postMessage(e.data+':$lang',reqdOrigin);
+ }
+ return;
+ }
+},false);
+
+//]]>
+</script>
+ENDJS
+
+}
+
+sub saveandview_js {
+ return <<"ENDJS";
+
+<script type="text/javascript">
+//<![CDATA[
+
+function daxesave(exit) {
+ window.myIframe = document.getElementById("lcdiframe").contentWindow;
+ window.myIframe.focus();
+ window.myIframe.savelcdoc(exit);
+ return;
+}
+
+//]]>
+</script>
+ENDJS
+}
+
+sub toggle_LCmenus_js {
+ my %lt = &Apache::lonlocal::texthash(
+ altc => 'menu state: collapsed',
+ alte => 'menu state: explanded',
+ ttlc => 'display standard menus',
+ ttle => 'hide standard menus',
+ );
+ return <<"ENDJS";
+<script type="text/javascript">
+//<![CDATA[
+\$(document).ready (function () {
+ \$(".LC_collapse_trigger").on("click", function (e) {
+ var id = this.id;
+ var \$content = \$(this).next (".LC_menus_content");
+ var expanded = \$content.hasClass ("shown");
+ if (expanded) {
+ \$content.removeClass ("shown");
+ \$content.addClass ("hidden");
+ } else {
+ \$content.removeClass ("hidden");
+ \$content.addClass ("shown");
+ }
+
+ \$(this).find ("[aria-expanded]")
+ .attr ("aria-expanded", !expanded);
+
+ \$(this).find ("[aria-pressed]")
+ .attr ("aria-pressed", !expanded);
+
+ \$(this).find (".LC_collapsible_indicator").attr ({
+ "src":
+ (expanded)? "/res/adm/pages/collapsed.png" : "/res/adm/pages/expanded.png",
+ "alt":
+ (expanded)? "$lt{altc}" : "$lt{alte}",
+ "title":
+ (expanded)? "$lt{ttlc}" : "$lt{ttle}"
+ });
+
+ \$(window).trigger('resize');
+ \$(this).focus ();
+ });
+
+ \$("#LC_expandingContainer").attr ("aria-live", "off");
+});
+//]]>
+</script>
+ENDJS
+
+}
+
+sub do_redirect {
+ my ($request,$uri,$msg) = @_;
+ &Apache::lonhtmlcommon::clear_breadcrumbs();
+ $request->print(
+ &Apache::loncommon::start_page('Authoring Space',undef,
+ {'redirect' => [2,$uri]}).
+
+ '<div style="padding:0;clear:both;margin:0;border:0"></div>'."\n".
+ "$msg\n".
+ &Apache::loncommon::end_page());
+ return;
+}
+
+sub collapsible_std_LCmenus {
+ my $daxecollapse = $Apache::lonnet::env{'environment.daxecollapse'};
+ unless ($daxecollapse) {
+ my %domdefs = &Apache::lonnet::get_domain_defaults($Apache::lonnet::env{'user.domain'});
+ if ($domdefs{'daxecollapse'}) {
+ $daxecollapse = 'yes';
+ }
+ }
+ if ($daxecollapse eq 'yes') {
+ return 1;
+ }
+ return;
+}
+
1;
__END__