Annotation of loncom/homework/daxepage.pm, revision 1.18
1.1 damieng 1: # The LearningOnline Network
2: # Page with Daxe on the left side and the preview on the right side
3: #
1.18 ! raeburn 4: # $Id: daxepage.pm,v 1.17 2024/04/19 03:48:23 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();
1.10 raeburn 34: use Apache::lonnet();
1.6 raeburn 35: use Apache::lonhtmlcommon();
1.9 raeburn 36: use Apache::lonxml();
37: use Apache::edit();
1.6 raeburn 38: use Apache::lonmenu();
39: use Apache::lonlocal;
40: use Apache::Constants qw(:common);
1.9 raeburn 41: use LONCAPA qw(:DEFAULT :match);
1.6 raeburn 42: use HTML::Entities();
1.1 damieng 43:
44: sub handler {
45: my $request = shift;
46: my $uri = $request->uri;
1.5 raeburn 47: $uri =~ s{^/daxepage}{};
1.4 raeburn 48: &Apache::loncommon::content_type($request,'text/html');
1.15 raeburn 49: my ($is_not_assess,$is_assess,$is_course_doc,$is_supp,$supp_path,$supp_title);
1.9 raeburn 50: if ($uri =~/\.(xml|html|htm|xhtml|xhtm)$/) {
51: $is_not_assess = 1;
1.15 raeburn 52: if ($Apache::lonnet::env{'request.course.id'}) {
53: my $cid = $Apache::lonnet::env{'request.course.id'};
54: my $cdom = $Apache::lonnet::env{'course.'.$cid.'.domain'};
55: my $cnum = $Apache::lonnet::env{'course.'.$cid.'.num'};
56: if ($uri =~ m{^/uploaded/\Q$cdom/$cnum\E/(docs|supplemental)/}) {
57: if ($1 eq 'supplemental') {
58: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
59: ['folderpath','title']);
60: $is_supp = 1;
61: $supp_path = &escape(&HTML::Entities::decode($Apache::lonnet::env{'form.folderpath'}));
62: $supp_title = &escape(&HTML::Entities::decode($Apache::lonnet::env{'form.title'}));
63: }
64: $is_course_doc = 1;
65: $Apache::lonnet::env{'form.forceedit'} = 1;
66: }
67: }
1.9 raeburn 68: } elsif ($uri =~ /$LONCAPA::assess_re/) {
69: unless ($uri =~ /\.form$/) {
70: $is_assess = 1;
71: }
72: }
73: unless ($is_not_assess || $is_assess) {
1.1 damieng 74: $request->status(406);
75: return OK;
76: }
1.15 raeburn 77: my %editors = &Apache::loncommon::permitted_editors($uri);
1.6 raeburn 78: unless ($editors{'daxe'}) {
79: my $msg = '<p class="LC_warning">'.
80: &mt('Daxe editor is not enabled for this Authoring Space.').'</p>';
81: &do_redirect($request,$uri,$msg);
82: return OK;
83: }
1.9 raeburn 84: if ($is_not_assess) {
85: delete($editors{'xml'});
86: $editors{'edit'} = 1;
1.17 raeburn 87: $Apache::lonnet::env{'form.editmode'} = 'daxe';
88: } else {
89: $Apache::lonnet::env{'form.problemmode'} = 'daxe';
1.9 raeburn 90: }
1.16 raeburn 91: &Apache::lonhtmlcommon::clear_breadcrumbs();
1.6 raeburn 92: my %lt = &Apache::lonlocal::texthash(
93: 'noif' => 'No iframe support.',
94: 'show' => 'Show content in pop-up window',
1.12 raeburn 95: 'save' => 'Save',
1.15 raeburn 96: 'text' => 'Text Editor',
1.9 raeburn 97: 'oeds' => 'other editors',
98: 'othe' => 'other editor',
1.12 raeburn 99: 'edit' => 'Save and Edit',
100: 'disc' => 'Discard and View',
101: 'save' => 'Save and View',
1.18 ! raeburn 102: 'daxe' => 'Daxe Editor',
1.6 raeburn 103: );
1.1 damieng 104: my $name = $uri;
105: $name =~ s/^.*\/([^\/]+)$/$1/;
1.13 raeburn 106: my $lang = &Apache::lonlocal::current_language();
1.12 raeburn 107: my $filearg = '/daxeopen'.$uri;
1.6 raeburn 108: my $daxeurl = '/adm/daxe/daxe.html?config=config/loncapa_config.xml&save=/daxesave'.
1.12 raeburn 109: '&file='.$filearg;
1.6 raeburn 110: my $headjs = &Apache::loncommon::iframe_wrapper_headjs().
1.14 raeburn 111: &listener_js($lang,$filearg,$is_assess).
1.12 raeburn 112: &toggle_LCmenus_js().&saveandview_js().
1.9 raeburn 113: &Apache::edit::js_change_detection();
1.12 raeburn 114:
115: my ($clickexit,$clicksave,$clickedit);
1.9 raeburn 116: if ($is_assess) {
117: $headjs .= &Apache::lonxml::setmode_javascript();
1.12 raeburn 118: $clickexit = "javascript:setmode(this.form,'view');";
1.9 raeburn 119: } else {
1.15 raeburn 120: $headjs .= &Apache::lonxml::seteditor_javascript($is_course_doc,$is_supp,
121: $supp_path,$supp_title);
1.12 raeburn 122: $clickexit = "javascript:seteditmode(this.form,'view');";
1.9 raeburn 123: }
1.12 raeburn 124: $clicksave = "javascript:daxesave('exit');";
125: $clickedit = "javascript:daxesave();";
1.9 raeburn 126: my $form_events = &Apache::edit::form_change_detection();
1.15 raeburn 127: my $editheader = '<form '.$form_events.' method="post" name="daxeedit" action="'.$uri.'">';
128: if ($is_assess) {
129: $editheader .= '<input type="hidden" name="problemmode" value="daxe" />'."\n";
130: }
1.18 ! raeburn 131: $editheader .= '<div class="LC_edit_problem_daxe_header">'."\n";
1.12 raeburn 132: my $saveeditbutton = '<input type="button" name="submitmode" accesskey="s" value="'.$lt{'edit'}.
133: '" onclick="'.$clickedit.'" />'."\n";
134: my $exitbutton = '<input type="button" name="submitmode" accesskey="d" value="'.$lt{'disc'}.
1.11 raeburn 135: '" onclick="'.$clickexit.'" />'."\n";
1.12 raeburn 136: my $saveexitbutton = '<input type="button" name="submitmode" accesskey="v" value="'.$lt{'save'}.
137: '" onclick="'.$clicksave.'" />'."\n";
1.18 ! raeburn 138: $editheader .= '<div class="LC_landmark" style="clear:both;">'.
! 139: '<div class="LC_floatleft LC_landmark" style="margin-top: 2px">'.$uri.'</div>'.
! 140: '<div class="LC_floatright LC_landmark"><span class="LC_nobreak">'.
1.12 raeburn 141: $saveeditbutton.$saveexitbutton.$exitbutton.'</span>';
1.9 raeburn 142: if ($editors{'edit'} || $editors{'xml'}) {
143: my $other = (($editors{'edit'} && $editors{'xml'})? $lt{'oeds'} : $lt{'othe'});
1.12 raeburn 144: $editheader .= ' | <span class="LC_nobreak">'.$other.':</span> '.
145: '<span class="LC_nobreak">';
1.9 raeburn 146: if ($is_not_assess) {
1.17 raeburn 147: $editheader .= '<input type="hidden" name="editmode" value="daxe" />'."\n".
1.14 raeburn 148: '<input type="button" name="editordefault" value="'.$lt{'text'}.
1.15 raeburn 149: '" onclick="javascript:seteditmode(this.form,'."'edit'".');" />'."\n";
1.9 raeburn 150: } else {
151: if ($editors{'edit'}) {
152: $editheader .= '<input type="button" name="submitmode" accesskey="e" value="'.&mt('Edit').'" '.
153: 'onclick="javascript:setmode(this.form,'."'edit'".')" />'."\n";
154: }
155: if ($editors{'xml'}) {
156: $editheader .= '<input type="button" name="submitmode" accesskey="x" value="'.&mt('EditXML').'" '.
157: 'onclick="javascript:setmode(this.form,'."'editxml'".')" />'."\n";
158: }
159: }
1.12 raeburn 160: $editheader .= '</span>';
1.9 raeburn 161: }
1.18 ! raeburn 162: $editheader .= '</div></div>'.
! 163: '<div class="LC_landmark" style="clear:both"></div>'.
! 164: '</div></form>'."\n";
1.10 raeburn 165: my $start_collapsed = &collapsible_std_LCmenus();
1.6 raeburn 166: my $args = {
1.9 raeburn 167: 'collapsible_header' => $editheader,
1.10 raeburn 168: 'start_collapsed' => $start_collapsed,
1.6 raeburn 169: };
170: my $startpage = &Apache::loncommon::start_page('Daxe: '.$name,$headjs,$args).
171: &Apache::lonmenu::constspaceform();
172: my $endpage = &Apache::loncommon::end_page();
173:
174: # javascript will position the iframe if window was resized (or zoomed)
175: my $script = &Apache::loncommon::iframe_wrapper_resizejs();
176: my $dest = &HTML::Entities::encode($daxeurl,'&<>"');
177: my $noiframe = &Apache::loncommon::modal_link($dest,$lt{'show'},500,400);
178:
179: $request->print(<<"ENDFRAME");
180: $startpage
181: $script
1.18 ! raeburn 182: <div class="LC_iframecontainer" style="padding-right: 5px" role="main">
! 183: <h1 class="LC_visually_hidden">$lt{'daxe'}</h1>
1.12 raeburn 184: <iframe src="$dest" id="lcdiframe">$lt{'noif'} $noiframe</iframe>
1.6 raeburn 185: </div>
186: $endpage
187: ENDFRAME
1.1 damieng 188: return OK;
189: }
190:
1.12 raeburn 191: sub listener_js {
1.14 raeburn 192: my ($lang,$filearg,$is_assess) = @_;
1.12 raeburn 193: return <<"ENDJS";
194: <script type="text/javascript">
195: //<![CDATA[
196:
197: var eventMethod = window.addEventListener ? "addEventListener" : "attachEvent";
198: var eventer = window[eventMethod];
199: var messageEvent = eventMethod == "attachEvent" ? "onmessage" : "message";
200:
201: eventer(messageEvent,function(e) {
202: var reqdOrigin = window.location.protocol+'//'+window.location.hostname;
1.14 raeburn 203: var is_assess = '$is_assess';
1.12 raeburn 204: if (e.origin == reqdOrigin) {
205: if (e.data == '$filearg') {
1.14 raeburn 206: if (is_assess) {
207: setmode(document.daxeedit,'view');
208: } else {
209: seteditmode(document.daxeedit,'view');
210: }
1.13 raeburn 211: } else if ((e.data == 'userlclang') || (e.data == 'userlang')) {
212: window.myIframe = document.getElementById("lcdiframe").contentWindow;
213: window.myIframe.postMessage(e.data+':$lang',reqdOrigin);
1.12 raeburn 214: }
215: return;
216: }
217: },false);
218:
219: //]]>
220: </script>
221: ENDJS
222:
223: }
224:
225: sub saveandview_js {
226: return <<"ENDJS";
227:
228: <script type="text/javascript">
229: //<![CDATA[
230:
231: function daxesave(exit) {
232: window.myIframe = document.getElementById("lcdiframe").contentWindow;
233: window.myIframe.focus();
234: window.myIframe.savelcdoc(exit);
235: return;
236: }
237:
238: //]]>
239: </script>
240: ENDJS
241: }
242:
1.6 raeburn 243: sub toggle_LCmenus_js {
244: my %lt = &Apache::lonlocal::texthash(
245: altc => 'menu state: collapsed',
246: alte => 'menu state: explanded',
247: ttlc => 'display standard menus',
248: ttle => 'hide standard menus',
249: );
250: return <<"ENDJS";
251: <script type="text/javascript">
252: //<![CDATA[
253: \$(document).ready (function () {
254: \$(".LC_collapse_trigger").on("click", function (e) {
255: var id = this.id;
256: var \$content = \$(this).next (".LC_menus_content");
257: var expanded = \$content.hasClass ("shown");
258: if (expanded) {
259: \$content.removeClass ("shown");
260: \$content.addClass ("hidden");
261: } else {
262: \$content.removeClass ("hidden");
263: \$content.addClass ("shown");
264: }
265:
266: \$(this).find ("[aria-expanded]")
267: .attr ("aria-expanded", !expanded);
268:
269: \$(this).find ("[aria-pressed]")
270: .attr ("aria-pressed", !expanded);
271:
272: \$(this).find (".LC_collapsible_indicator").attr ({
273: "src":
274: (expanded)? "/res/adm/pages/collapsed.png" : "/res/adm/pages/expanded.png",
275: "alt":
276: (expanded)? "$lt{altc}" : "$lt{alte}",
277: "title":
1.7 raeburn 278: (expanded)? "$lt{ttlc}" : "$lt{ttle}"
1.6 raeburn 279: });
280:
281: \$(window).trigger('resize');
282: \$(this).focus ();
283: });
284:
285: \$("#LC_expandingContainer").attr ("aria-live", "off");
286: });
287: //]]>
288: </script>
289: ENDJS
290:
291: }
292:
293: sub do_redirect {
294: my ($request,$uri,$msg) = @_;
295: &Apache::lonhtmlcommon::clear_breadcrumbs();
296: $request->print(
297: &Apache::loncommon::start_page('Authoring Space',undef,
298: {'redirect' => [2,$uri]}).
299:
300: '<div style="padding:0;clear:both;margin:0;border:0"></div>'."\n".
301: "$msg\n".
302: &Apache::loncommon::end_page());
303: return;
304: }
305:
1.10 raeburn 306: sub collapsible_std_LCmenus {
307: my $daxecollapse = $Apache::lonnet::env{'environment.daxecollapse'};
308: unless ($daxecollapse) {
309: my %domdefs = &Apache::lonnet::get_domain_defaults($Apache::lonnet::env{'user.domain'});
310: if ($domdefs{'daxecollapse'}) {
311: $daxecollapse = 'yes';
312: }
313: }
314: if ($daxecollapse eq 'yes') {
315: return 1;
316: }
317: return;
318: }
319:
1.1 damieng 320: 1;
321: __END__
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