1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.299 2009/11/03 20:04:05 raeburn Exp $
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: # There is one parameter controlling the action of this module:
30: #
31: # environment.remote - if this is 'on', the routines controll the remote
32: # control, otherwise they render the main window controls;
33:
34: =head1 NAME
35:
36: Apache::lonmenu
37:
38: =head1 SYNOPSIS
39:
40: Coordinates the response to clicking an image.
41:
42: This is part of the LearningOnline Network with CAPA project
43: described at http://www.lon-capa.org.
44:
45: =head1 SUBROUTINES
46:
47: =over
48:
49: Little texts
50:
51: =item initlittle()
52:
53: =item menubuttons()
54:
55: This gets called at the top of the body section
56:
57: =item show_return_link()
58:
59: =item registerurl()
60:
61: This gets called in the header section
62:
63: =item innerregister()
64:
65: This gets called in order to register a URL, both with the Remote
66: and in the body of the document
67:
68: =item loadevents()
69:
70: =item unloadevents()
71:
72: =item startupremote()
73:
74: =item setflags()
75:
76: =item maincall()
77:
78: =item load_remote_msg()
79:
80: =item get_menu_name()
81:
82: =item reopenmenu()
83:
84: =item open()
85:
86: Open the menu
87:
88: =item clear()
89:
90: =item switch()
91:
92: Switch a button or create a link
93: Switch acts on the javascript that is executed when a button is clicked.
94: The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
95:
96: =item secondlevel()
97:
98: =item openmenu()
99:
100: =item inlinemenu()
101:
102: =item rawconfig()
103:
104: =item close()
105:
106: =item footer()
107:
108: =item utilityfunctions()
109:
110: =item serverform()
111:
112: =item constspaceform()
113:
114: =item get_nav_status()
115:
116: =item hidden_button_check()
117:
118: =item roles_selector()
119:
120: =item jump_to_role()
121:
122: =back
123:
124: =cut
125:
126: package Apache::lonmenu;
127:
128: use strict;
129: use Apache::lonnet;
130: use Apache::lonhtmlcommon();
131: use Apache::loncommon();
132: use Apache::lonenc();
133: use Apache::lonlocal;
134: use LONCAPA qw(:DEFAULT :match);
135: use HTML::Entities();
136:
137: use vars qw(@desklines %category_names %category_members %category_positions
138: $readdesk @primary_menu @secondary_menu);
139:
140: my @inlineremote;
141:
142: sub prep_menuitem {
143: my ($menuitem) = @_;
144: return '' unless(ref($menuitem) eq 'ARRAY');
145: my $link;
146: if ($$menuitem[1]) { # graphical Link
147: $link = "<img class=\"LC_noBorder\""
148: . " src=\"" . &Apache::loncommon::lonhttpdurl($$menuitem[1]) . "\""
149: . " alt=\"" . &mt($$menuitem[2]) . "\" />";
150: } else { # textual Link
151: $link = &mt($$menuitem[3]);
152: }
153: return '<li><a href="'.$$menuitem[0].'">'.$link.'</a></li>';
154: }
155:
156: # primary_menu() evaluates @primary_menu and returns XHTML for the menu
157: # that contains following links:
158: # About, Message, Roles, Help, Logout
159: # @primary_menu is filled within the BEGIN block of this module with
160: # entries from mydesk.tab
161: sub primary_menu {
162: my $menu;
163: # each element of @primary contains following array:
164: # (link url, icon path, alt text, link text, condition)
165: foreach my $menuitem (@primary_menu) {
166: # evaluate conditions
167: next if ref($menuitem) ne 'ARRAY'; #
168: next if $$menuitem[4] eq 'nonewmsg' # show links depending on
169: && &Apache::lonmsg::mynewmail(); # whether a new msg
170: next if $$menuitem[4] eq 'newmsg' # arrived or not
171: && !&Apache::lonmsg::mynewmail(); #
172: next if $$menuitem[4] !~ /public/ ##we've a public user,
173: && $env{'user.name'} eq 'public' ##who should not see all
174: && $env{'user.domain'} eq 'public'; ##links
175: next if $$menuitem[4] eq 'onlypublic'# hide links which are
176: && $env{'user.name'} ne 'public' # only visible to public
177: && $env{'user.domain'} ne 'public'; # users
178: next if $$menuitem[4] eq 'roles' ##show links depending on
179: && &Apache::loncommon::show_course(); ##term 'Courses' or
180: next if $$menuitem[4] eq 'courses' ##'Roles' wanted
181: && !&Apache::loncommon::show_course(); ##
182:
183:
184: if ($$menuitem[3] eq 'Help') { # special treatment for helplink
185: $menu .= '<li>'.&Apache::loncommon::top_nav_help('Help').'</li>';
186: } else {
187: my @items = @{$menuitem};
188: $items[0] = 'javascript:'.$menuitem->[0].';';
189: $menu .= &prep_menuitem(\@items);
190: }
191: }
192:
193: return "<ol class=\"LC_primary_menu LC_right\">$menu</ol>";
194: }
195:
196:
197: sub secondary_menu {
198: my $menu;
199:
200: my $crstype = &Apache::loncommon::course_type();
201: my $canedit = &Apache::lonnet::allowed('mdc', $env{'request.course.id'});
202: my $canviewgrps = &Apache::lonnet::allowed('vcg', $env{'request.course.id'}
203: . ($env{'request.course.sec'} ? "/$env{'request.course.sec'}"
204: : ''));
205: my $showlink = &show_return_link();
206: my %groups = &Apache::lonnet::get_active_groups(
207: $env{'user.domain'}, $env{'user.name'},
208: $env{'course.' . $env{'request.course.id'} . '.domain'},
209: $env{'course.' . $env{'request.course.id'} . '.num'});
210: foreach my $menuitem (@secondary_menu) {
211: # evaluate conditions
212: next if ref($menuitem) ne 'ARRAY';
213: next if $$menuitem[4] ne 'always'
214: && !$env{'request.course.id'};
215: next if $$menuitem[4] eq 'showreturn'
216: && !$showlink
217: && !($env{'request.state'} eq 'construct');
218: next if $$menuitem[4] =~ /^mdc/
219: && !$canedit;
220: next if $$menuitem[4] eq 'mdcCourse'
221: && $crstype eq 'Community';
222: next if $$menuitem[4] eq 'mdcCommunity'
223: && $crstype ne 'Community';
224: next if $$menuitem[4] =~ /^remotenav/
225: && $env{'environment.remotenavmap'} ne 'on';
226: next if $$menuitem[4] =~ /noremotenav/
227: && $env{'environment.remotenavmap'} eq 'on';
228: next if $$menuitem[4] =~ /^(no|)remotenav$/
229: && $crstype eq 'Community';
230: next if $$menuitem[4] =~ /^(no|)remotenavCommunity$/
231: && $crstype ne 'Community';
232: next if $$menuitem[4] =~ /showgroups$/
233: && $canviewgrps
234: && !%groups;
235:
236: if ($$menuitem[3] eq 'Roles' && $env{'request.course.id'}) {
237: # special treatment for role selector
238: my $roles_selector = &roles_selector(
239: $env{'course.' . $env{'request.course.id'} . '.domain'},
240: $env{'course.' . $env{'request.course.id'} . '.num'} );
241:
242: $menu .= $roles_selector ? "<li>$roles_selector</li>"
243: : '';
244: } elsif ($env{'environment.remotenavmap'} eq 'on') {
245: # open link using javascript when remote navmap is activated
246: my @items = @{$menuitem};
247: if ($menuitem->[4] eq 'remotenav') {
248: $items[0] = "javascript:gonav('$menuitem->[0]');";
249: } else {
250: $items[0] = "javascript:go('$menuitem->[0]');";
251: }
252: $menu .= &prep_menuitem(\@items);
253: } else {
254: $menu .= &prep_menuitem(\@$menuitem);
255: }
256: }
257: if ($menu =~ /\[url\].*\[symb\]/) {
258: my $escurl = &escape( &Apache::lonenc::check_encrypt(
259: $env{'request.noversionuri'}));
260:
261: my $escsymb = &escape( &Apache::lonenc::check_encrypt(
262: $env{'request.symb'}));
263:
264: if ( $env{'request.state'} eq 'construct'
265: and ( $env{'request.noversionuri'} eq ''
266: || !defined($env{'request.noversionuri'})))
267: {
268: ($escurl = $env{'request.filename'}) =~
269: s{^/home/([^/]+)/public_html/(.*)$}{/priv/$1/$2};
270:
271: $escurl = &escape($escurl);
272: }
273: $menu =~ s/\[url\]/$escurl/g;
274: $menu =~ s/\[symb\]/$escsymb/g;
275: }
276:
277: return "<ul id=\"LC_secondary_menu\">$menu</ul>";
278: }
279:
280:
281: #
282: # This routine returns a translated hash for the menu items in the top inline menu row
283: # Probably should be in mydesk.tab
284:
285: #SD this sub is deprecated - don't use it
286: sub initlittle {
287: return &Apache::lonlocal::texthash('ret' => 'Return to Last Location',
288: 'nav' => 'Course Contents',
289: 'main' => 'Main Menu',
290: 'roles' => (&Apache::loncommon::show_course()?
291: 'Courses':'Roles'),
292: 'other' => 'Other Roles',
293: 'docs' => 'Edit Course',
294: 'exit' => 'Logout',
295: 'login' => 'Log In',
296: 'launch' => 'Launch Remote Control',
297: 'groups' => 'Groups',
298: 'gdoc' => 'Community Documents',
299: );
300: }
301:
302: #SD this sub is deprecated - don't use it
303: #SD functionality is covered by new loncommon::bodytag and primary_menu(), secondary_menu()
304: sub menubuttons {
305: my $forcereg=shift;
306: my $titletable=shift;
307: #
308: # Early-out for pages that should not have a menu, triggered by query string "inhibitmenu=yes"
309: #
310: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
311: ['inhibitmenu']);
312: if (($env{'form.inhibitmenu'} eq 'yes') ||
313: ($ENV{'REQUEST_URI'} eq '/adm/logout')) { return ''; }
314:
315: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
316:
317: my %lt=&initlittle();
318: my $navmaps='';
319: my $reloadlink='';
320: my $docs='';
321: my $groups='';
322: my $roles='<a href="/adm/roles" target="_top">'.$lt{'roles'}.'</a>';
323: my $role_selector;
324: my $showgroups=0;
325: my ($cnum,$cdom);
326: #
327: # if the URL is hidden, symbs and the non-versioned version of the URL would be encrypted
328: #
329: my $escurl=&escape(&Apache::lonenc::check_encrypt($env{'request.noversionuri'}));
330: my $escsymb=&escape(&Apache::lonenc::check_encrypt($env{'request.symb'}));
331:
332: my $logo=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/minilogo.gif");
333: $logo = '<a href="/adm/about.html"><img src="'.
334: $logo.'" alt="LON-CAPA Logo" class="LC_noBorder" /></a>';
335:
336: if ($env{'request.state'} eq 'construct') {
337: #
338: # We are in construction space
339: #
340: if (($env{'request.noversionuri'} eq '') || (!defined($env{'request.noversionuri'}))) {
341: my $returnurl = $env{'request.filename'};
342: $returnurl =~ s:^/home/([^/]+)/public_html/(.*)$:/priv/$1/$2:;
343: $escurl = &escape($returnurl);
344: }
345: }
346: if ($env{'request.course.id'}) {
347: #
348: # We are in a course
349: #
350: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
351: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
352: my %coursegroups;
353: my $viewgrps_permission =
354: &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
355: if (!$viewgrps_permission) {
356: %coursegroups = &Apache::lonnet::get_active_groups($env{'user.domain'},$env{'user.name'},$cdom,$cnum);
357: }
358: if ((keys(%coursegroups) > 0) || ($viewgrps_permission)) {
359: $showgroups = 1;
360: }
361: $role_selector = &roles_selector($cdom,$cnum);
362: if ($role_selector) {
363: $roles = '<span class="LC_nobreak">'.$role_selector.' <a href="/adm/roles" target="_top">'.$lt{'other'}.'</a></span>';
364: }
365: }
366:
367: if ($env{'environment.remote'} eq 'off') {
368: # Remote Control is switched off
369: # figure out colors
370: my %lt=&initlittle();
371:
372: my $domain=&Apache::loncommon::determinedomain();
373: my $function=&Apache::loncommon::get_users_function();
374: my $link=&Apache::loncommon::designparm($function.'.link',$domain);
375: my $alink=&Apache::loncommon::designparm($function.'.alink',$domain);
376: my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain);
377: my $sidebg=&Apache::loncommon::designparm($function.'.sidebg',$domain);
378:
379: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
380: return (<<ENDINLINEMENU);
381: <ol class="LC_primary_menu LC_right">
382: <li>$logo</li>
383: <li><a href="/adm/roles" target="_top">$lt{'login'}</a></li>
384: </ol>
385: <hr />
386: ENDINLINEMENU
387: }
388: $roles = '<a href="/adm/roles" target="_top">'.$lt{'roles'}.'</a>';
389: # Do we have a NAV link?
390: if ($env{'request.course.id'}) {
391: my $link='/adm/navmaps?postdata='.$escurl.'&postsymb='.
392: $escsymb;
393: if ($env{'environment.remotenavmap'} eq 'on') {
394: $link="javascript:gonav('".$link."')";
395: }
396: $navmaps=(<<ENDNAV);
397: <li><a href="$link" target="_top">$lt{'nav'}</a></li>
398: ENDNAV
399: my $is_community =
400: (&Apache::loncommon::course_type() eq 'Community');
401: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
402: my $text = ($is_community) ? $lt{'gdoc'} : $lt{'docs'};
403: $docs=(<<ENDDOCS);
404: <li><a href="/adm/coursedocs" target="_top">$text</a></li>
405: ENDDOCS
406: }
407: if ($showgroups) {
408: $groups =(<<ENDGROUPS);
409: <li><a href="/adm/coursegroups" target="_top">$lt{'groups'}</a></li>
410: ENDGROUPS
411: }
412: if (&show_return_link()) {
413: my $escreload=&escape('return:');
414: $reloadlink=(<<ENDRELOAD);
415: <li><a href="/adm/flip?postdata=$escreload" target="_top">$lt{'ret'}</a></li>
416: ENDRELOAD
417: }
418: if ($role_selector) {
419: #$roles = '<td>'.$role_selector.'</td><td><a href="/adm/roles" target="_top">'.$lt{'other'}.'</a></td>';
420: $role_selector = '<li>'.$role_selector.'</li>';
421: }
422: }
423: if (($env{'request.state'} eq 'construct') && ($env{'request.course.id'})) {
424: my $escreload=&escape('return:');
425: $reloadlink=(<<ENDCRELOAD);
426: <li><a href="/adm/flip?postdata=$escreload" target="_top">$lt{'ret'}</a></li>
427: ENDCRELOAD
428: }
429: my $reg = $forcereg ? &innerregister($forcereg,$titletable) : '';
430: my $form = &serverform();
431: my $utility = &utilityfunctions();
432:
433: #Prepare the message link that indicates the arrival of new mail
434: my $messagelink = &Apache::lonmsg::mynewmail() ? "Message (new)" : "Message";
435: $messagelink = '<a href="javascript:go(\'/adm/communicate\');">'
436: . mt($messagelink) .'</a>';
437:
438: my $helplink = &Apache::loncommon::top_nav_help('Help');
439: return (<<ENDINLINEMENU);
440: <script type="text/javascript">
441: // <![CDATA[
442: // BEGIN LON-CAPA Internal
443: $utility
444: // ]]>
445: </script>
446: <ol class="LC_primary_menu LC_right">
447: <li>$logo</li>
448: <li>$messagelink</li>
449: <li>$roles</li>
450: <li>$helplink</li>
451: <li><a href="/adm/logout" target="_top">$lt{'exit'}</a></li>
452: </ol>
453: <ul id="LC_secondary_menu">
454: <li><a href="/adm/menu" target="_top">$lt{'main'}</a></li>
455: $reloadlink
456: $navmaps
457: $docs
458: $groups
459: $role_selector
460: </ul>
461: $form
462: <script type="text/javascript">
463: // END LON-CAPA Internal
464: </script>
465: $reg
466: ENDINLINEMENU
467: } else {
468: return '';
469: }
470: }
471:
472: sub show_return_link {
473: return (($env{'request.noversionuri'}=~m{^/(res|public)/} &&
474: $env{'request.symb'} eq '')
475: ||
476: ($env{'request.noversionuri'}=~ m{^/cgi-bin/printout.pl})
477: ||
478: (($env{'request.noversionuri'}=~/^\/adm\//) &&
479: ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
480: ($env{'request.noversionuri'}!~
481: m[^/adm/.*/(smppg|bulletinboard|aboutme)($|\?)])
482: ));
483: }
484:
485:
486: sub registerurl {
487: my ($forcereg) = @_;
488: my $result = '';
489: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
490: my $force_title='';
491: if ($env{'request.state'} eq 'construct') {
492: $force_title=&Apache::lonxml::display_title();
493: }
494: if (($env{'environment.remote'} eq 'off') ||
495: ((($env{'request.publicaccess'}) ||
496: (!&Apache::lonnet::is_on_map(
497: &unescape($env{'request.noversionuri'})))) &&
498: (!$forcereg))) {
499: return
500: $result
501: .'<script type="text/javascript">'."\n"
502: .'// <![CDATA['."\n"
503: .'function LONCAPAreg(){;} function LONCAPAstale(){}'."\n"
504: .'// ]]>'."\n"
505: .'</script>'
506: .$force_title;
507: }
508: # Graphical display after login only
509: if ($env{'request.registered'} && !$forcereg) { return ''; }
510: $result.=&innerregister($forcereg);
511: return $result.$force_title;
512: }
513:
514: sub innerregister {
515: my ($forcereg, $titletable) = @_;
516: my $result = '';
517: my ($uname,$thisdisfn);
518: my $const_space = ($env{'request.state'} eq 'construct');
519: my $is_const_dir = 0;
520:
521: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
522:
523: $env{'request.registered'} = 1;
524:
525: my $noremote = ($env{'environment.remote'} eq 'off');
526:
527: undef(@inlineremote);
528:
529: my $reopen=&Apache::lonmenu::reopenmenu();
530:
531: my $newmail='';
532:
533: if (&Apache::lonmsg::newmail() && !$noremote) {
534: # We have new mail and remote is up
535: $newmail= 'swmenu.setstatus("you have","messages");';
536: }
537:
538: my ($breadcrumb,$separator);
539: if ($noremote
540: && ($env{'request.symb'})
541: && ($env{'request.course.id'})) {
542:
543: my ($mapurl,$rid,$resurl) = &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
544: my $coursetitle = $env{'course.'.$env{'request.course.id'}.'.description'};
545:
546: my $maptitle = &Apache::lonnet::gettitle($mapurl);
547: my $restitle = &Apache::lonnet::gettitle(&Apache::lonnet::symbread());
548: my $contentstext;
549: if ($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Community') {
550: $contentstext = &mt('Community Contents');
551: } else {
552: $contentstext = &mt('Course Contents');
553: }
554: my @crumbs = ({text => $contentstext,
555: href => "Javascript:gonav('/adm/navmaps')"});
556:
557: if ($mapurl ne $env{'course.'.$env{'request.course.id'}.'.url'}) {
558: push(@crumbs, {text => '...',
559: no_mt => 1});
560: }
561:
562: push @crumbs, {text => $maptitle, no_mt => 1} if ($maptitle
563: && $maptitle ne 'default.sequence'
564: && $maptitle ne $coursetitle);
565:
566: push @crumbs, {text => $restitle, no_mt => 1} if $restitle;
567:
568: &Apache::lonhtmlcommon::clear_breadcrumbs();
569: &Apache::lonhtmlcommon::add_breadcrumb(@crumbs);
570: $breadcrumb .= &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
571: unless (($env{'request.state'} eq 'edit') || ($newmail) ||
572: ($env{'request.state'} eq 'construct') ||
573: ($env{'form.register'})) {
574: $separator = &Apache::loncommon::head_subbox();
575: }
576: #
577: }
578: if ($env{'request.state'} eq 'construct') {
579: $newmail = $titletable;
580: }
581: my $timesync = ( $noremote ? '' : 'swmenu.syncclock(1000*'.time.');' );
582: my $tablestart = ( $noremote ? '<table id="LC_menubuttons">' : '');
583: my $tableend = ( $noremote ? '</table>' : '');
584: # =============================================================================
585: # ============================ This is for URLs that actually can be registered
586: if (($env{'request.noversionuri'}!~m{^/(res/)*adm/}) || ($forcereg)) {
587: # -- This applies to homework problems for users with grading privileges
588: my $crs='/'.$env{'request.course.id'};
589: if ($env{'request.course.sec'}) {
590: $crs.='_'.$env{'request.course.sec'};
591: }
592: $crs=~s/\_/\//g;
593:
594: my $hwkadd='';
595: if ($env{'request.symb'} ne '' &&
596: $env{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
597: if (&Apache::lonnet::allowed('mgr',$crs)) {
598: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_4]',
599: "gocmd('/adm/grades','gradingmenu')",
600: 'Modify user grades for this assessment resource');
601: } elsif (&Apache::lonnet::allowed('vgr',$crs)) {
602: $hwkadd.=&switch('','',7,2,'subm.gif','view sub-[_1]','missions[_1]',
603: "gocmd('/adm/grades','submission')",
604: 'View user submissions for this assessment resource');
605: }
606: }
607: if ($env{'request.symb'} ne '' &&
608: &Apache::lonnet::allowed('opa',$crs)) {
609: $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]',
610: "gocmd('/adm/parmset','set')",
611: 'Modify parameter settings for this resource');
612: }
613: # -- End Homework
614: ###
615: ### Determine whether or not to display the 'cstr' button for this
616: ### resource
617: ###
618: my $editbutton = '';
619: my $noeditbutton = 1;
620: my ($cnum,$cdom);
621: if ($env{'request.course.id'}) {
622: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
623: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
624: }
625: if ($env{'user.author'}) {
626: if ($env{'request.role'}=~/^(aa|ca|au)/) {
627: #
628: # We have the role of an author
629: #
630: # Set defaults for authors
631: my ($top,$bottom) = ('con-','struct');
632: my $action = "go('/priv/".$env{'user.name'}."');";
633: my $cadom = $env{'request.role.domain'};
634: my $caname = $env{'user.name'};
635: my $desc = "Enter my construction space";
636: # Set defaults for co-authors
637: if ($env{'request.role'} =~ /^ca/) {
638: ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
639: ($top,$bottom) = ('co con-','struct');
640: $action = "go('/priv/".$caname."');";
641: $desc = "Enter construction space as co-author";
642: } elsif ($env{'request.role'} =~ /^aa/) {
643: ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
644: ($top,$bottom) = ('co con-','struct');
645: $action = "go('/priv/".$caname."');";
646: $desc = "Enter construction space as assistant co-author";
647: }
648: # Check that we are on the correct machine
649: my $home = &Apache::lonnet::homeserver($caname,$cadom);
650: my $allowed=0;
651: my @ids=&Apache::lonnet::current_machine_ids();
652: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
653: if (!$allowed) {
654: $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc);
655: $noeditbutton = 0;
656: }
657: }
658: #
659: # We are an author for some stuff, but currently do not have the role of author.
660: # Figure out if we have authoring privileges for the resource we are looking at.
661: # This should maybe become a privilege check in lonnet
662: #
663: ##
664: ## Determine if user can edit url.
665: ##
666: my $cfile='';
667: my $cfuname='';
668: my $cfudom='';
669: my $uploaded;
670: if ($env{'request.filename'}) {
671: my $file=&Apache::lonnet::declutter($env{'request.filename'});
672: if (defined($cnum) && defined($cdom)) {
673: $uploaded = &is_course_upload($file,$cnum,$cdom);
674: }
675: if (!$uploaded) {
676: $file=~s/^($match_domain)\/($match_username)/\/priv\/$2/;
677: # Check that the user has permission to edit this resource
678: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
679: if (defined($cfudom)) {
680: my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
681: my $allowed=0;
682: my @ids=&Apache::lonnet::current_machine_ids();
683: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
684: if ($allowed) {
685: $cfile=$file;
686: }
687: }
688: }
689: }
690: # Finally, turn the button on or off
691: if ($cfile && !$const_space) {
692: $editbutton=&switch
693: ('','',6,1,'pcstr.gif','edit[_1]','resource[_2]',
694: "go('".$cfile."');","Edit this resource");
695: $noeditbutton = 0;
696: } elsif ($editbutton eq '') {
697: $editbutton=&clear(6,1);
698: }
699: }
700: if (($noeditbutton) && ($env{'request.filename'})) {
701: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
702: my $file=&Apache::lonnet::declutter($env{'request.filename'});
703: if (defined($cnum) && defined($cdom)) {
704: if (&is_course_upload($file,$cnum,$cdom)) {
705: my $cfile = &edit_course_upload($file,$cnum,$cdom);
706: if ($cfile) {
707: $editbutton=&switch
708: ('','',6,1,'pcstr.gif','edit[_1]',
709: 'resource[_2]',"go('".$cfile."');",
710: 'Edit this resource');
711: }
712: }
713: }
714: }
715: }
716: ###
717: ###
718: # Prepare the rest of the buttons
719: my $menuitems;
720: if ($const_space) {
721: #
722: # We are in construction space
723: #
724: my ($uname,$thisdisfn) =
725: ($env{'request.filename'}=~m|^/home/([^/]+)/public_html/(.*)|);
726: my $currdir = '/priv/'.$uname.'/'.$thisdisfn;
727: if ($currdir =~ m-/$-) {
728: $is_const_dir = 1;
729: } else {
730: $currdir =~ s|[^/]+$||;
731: my $cleandisfn = &Apache::loncommon::escape_single($thisdisfn);
732: my $esc_currdir = &Apache::loncommon::escape_single($currdir);
733: #
734: # Probably should be in mydesk.tab
735: #
736: $menuitems=(<<ENDMENUITEMS);
737: s&6&1&list.gif&list[_1]&dir[_1]&golist('$esc_currdir')&List current directory
738: s&6&2&rtrv.gif&retrieve[_1]&version[_1]&gocstr('/adm/retrieve','/~$uname/$cleandisfn')&Retrieve old version
739: s&6&3&pub.gif&publish[_1]&resource[_3]&gocstr('/adm/publish','/~$uname/$cleandisfn')&Publish this resource
740: s&7&1&del.gif&delete[_1]&resource[_2]&gocstr('/adm/cfile?action=delete','/~$uname/$cleandisfn')&Delete this resource
741: s&7&2&prt.gif&prepare[_1]&printout[_1]&gocstr('/adm/printout','/~$uname/$cleandisfn')&Prepare a printable document
742: ENDMENUITEMS
743: }
744: } elsif ( defined($env{'request.course.id'}) &&
745: $env{'request.symb'} ne '' ) {
746: #
747: # We are in a course and looking at a registred URL
748: # Should probably be in mydesk.tab
749: #
750: $menuitems=(<<ENDMENUITEMS);
751: c&3&1
752: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&&1
753: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&&3
754: c&6&3
755: c&8&1
756: c&8&2
757: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
758: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&&1
759: ENDMENUITEMS
760:
761: my $currentURL = &Apache::loncommon::get_symb();
762: my ($symb_old,$symb_old_enc) = &Apache::loncommon::clean_symb($currentURL);
763: my $annotation = &Apache::loncommon::get_annotation($symb_old,$symb_old_enc);
764: $menuitems.="s&9&3&";
765: if(length($annotation) > 0){
766: $menuitems.="anot2.gif";
767: }else{
768: $menuitems.="anot.gif";
769: }
770: $menuitems.="&anno-[_1]&tations[_1]&annotate()&";
771: $menuitems.="Make notes and annotations about this resource&&1\n";
772:
773: unless ($noremote) {
774: my $showreqcrs = &check_for_rcrs();
775: if ($showreqcrs) {
776: $menuitems.="s&8&1&rcrs.gif&request[_1]&course[_16]".
777: "&go('/adm/requestcourse')&Course requests\n";
778: }
779: }
780: unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
781: if ((!$env{'request.enc'}) && ($env{'request.noversionuri'} !~ m{^/adm/wrapper/ext/})) {
782: $menuitems.=(<<ENDREALRES);
783: s&6&3&catalog.gif&catalog[_2]&info[_1]&catalog_info()&Show Metadata
784: ENDREALRES
785: }
786: $menuitems.=(<<ENDREALRES);
787: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
788: s&8&2&fdbk.gif&feedback[_1]&discuss[_1]&gopost('/adm/feedback',currentURL,1)&Provide feedback messages or contribute to the course discussion about this resource
789: ENDREALRES
790: }
791: }
792: if ($env{'request.uri'} =~ /^\/res/) {
793: $menuitems .= (<<ENDMENUITEMS);
794: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
795: ENDMENUITEMS
796: }
797: my $buttons='';
798: foreach (split(/\n/,$menuitems)) {
799: my ($command,@rest)=split(/\&/,$_);
800: my $idx=10*$rest[0]+$rest[1];
801: if (&hidden_button_check() eq 'yes') {
802: if ($idx == 21 ||$idx == 23) {
803: $buttons.=&switch('','',@rest);
804: } else {
805: $buttons.=&clear(@rest);
806: }
807: } else {
808: if ($command eq 's') {
809: $buttons.=&switch('','',@rest);
810: } else {
811: $buttons.=&clear(@rest);
812: }
813: }
814: }
815:
816: if ($noremote) {
817: my $addremote=0;
818: foreach (@inlineremote) { if ($_ ne '') { $addremote=1; last;} }
819: my $inlinebuttons='';
820: if ($addremote) {
821: # Registered, textual output
822: if ($env{'environment.icons'} eq 'iconsonly') {
823: $inlinebuttons=(<<ENDARROWSINLINE);
824: <tr><td>
825: $inlineremote[21] $inlineremote[23]
826: ENDARROWSINLINE
827: if (&hidden_button_check() ne 'yes') {
828: $inlinebuttons .= (<<ENDINLINEICONS);
829: $inlineremote[61] $inlineremote[63]
830: $inlineremote[71] $inlineremote[72] $inlineremote[73]
831: $inlineremote[81] $inlineremote[82] $inlineremote[83]
832: $inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
833: ENDINLINEICONS
834: }
835: } else {
836: if ($inlineremote[21] ne '' || $inlineremote[23] ne '') {
837: $inlinebuttons=(<<ENDFIRSTLINE);
838: <tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
839: ENDFIRSTLINE
840: }
841: if (&hidden_button_check() ne 'yes') {
842: foreach my $row (6..9) {
843: if ($inlineremote[${row}.'1'] ne ''
844: || $inlineremote[$row.'2'] ne ''
845: || $inlineremote[$row.'3'] ne '') {
846: $inlinebuttons .= <<"ENDLINE";
847: <tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
848: ENDLINE
849: }
850: }
851: }
852: }
853: }
854: $result =(<<ENDREGTEXT);
855: <script type="text/javascript">
856: // BEGIN LON-CAPA Internal
857: </script>
858: $timesync
859: $breadcrumb
860: $tablestart
861: $inlinebuttons
862: $tableend
863: $newmail
864: $separator
865: <script type="text/javascript">
866: // END LON-CAPA Internal
867: </script>
868:
869: ENDREGTEXT
870: # Registered, graphical output
871: } else {
872: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
873: $requri=&Apache::lonenc::check_encrypt(&unescape($requri));
874: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
875: my $navstatus=&get_nav_status();
876: my $clearcstr;
877:
878: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
879: $result = (<<ENDREGTHIS);
880:
881: <script type="text/javascript">
882: // <![CDATA[
883: // BEGIN LON-CAPA Internal
884: var swmenu=null;
885:
886: function LONCAPAreg() {
887: swmenu=$reopen;
888: swmenu.clearTimeout(swmenu.menucltim);
889: $timesync
890: $newmail
891: $buttons
892: swmenu.currentURL="$requri";
893: swmenu.reloadURL=swmenu.currentURL+window.location.search;
894: swmenu.currentSymb="$cursymb";
895: swmenu.reloadSymb="$cursymb";
896: swmenu.currentStale=0;
897: $navstatus
898: $hwkadd
899: $editbutton
900: }
901:
902: function LONCAPAstale() {
903: swmenu=$reopen
904: swmenu.currentStale=1;
905: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
906: swmenu.switchbutton
907: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
908: }
909: swmenu.clearbut(7,2);
910: swmenu.clearbut(7,3);
911: swmenu.menucltim=swmenu.setTimeout(
912: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
913: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
914: 2000);
915: }
916:
917: // END LON-CAPA Internal
918: // ]]>
919: </script>
920: ENDREGTHIS
921: }
922: # =============================================================================
923: } else {
924: # ========================================== This can or will not be registered
925: if ($noremote) {
926: # Not registered
927: $result= (<<ENDDONOTREGTEXT);
928: ENDDONOTREGTEXT
929: } else {
930: # Not registered, graphical
931: $result = (<<ENDDONOTREGTHIS);
932:
933: <script type="text/javascript">
934: // <![CDATA[
935: // BEGIN LON-CAPA Internal
936: var swmenu=null;
937:
938: function LONCAPAreg() {
939: swmenu=$reopen
940: $timesync
941: swmenu.currentStale=1;
942: swmenu.clearbut(2,1);
943: swmenu.clearbut(2,3);
944: swmenu.clearbut(8,1);
945: swmenu.clearbut(8,2);
946: swmenu.clearbut(8,3);
947: if (swmenu.currentURL) {
948: swmenu.switchbutton
949: (3,1,'reload.gif','return','location','go(currentURL)');
950: } else {
951: swmenu.clearbut(3,1);
952: }
953: }
954:
955: function LONCAPAstale() {
956: }
957:
958: // END LON-CAPA Internal
959: // ]]>
960: </script>
961: ENDDONOTREGTHIS
962: }
963: # =============================================================================
964: }
965: return $result;
966: }
967:
968: sub is_course_upload {
969: my ($file,$cnum,$cdom) = @_;
970: my $uploadpath = &LONCAPA::propath($cdom,$cnum);
971: $uploadpath =~ s{^\/}{};
972: if (($file =~ m{^\Q$uploadpath\E/userfiles/docs/}) ||
973: ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/docs/})) {
974: return 1;
975: }
976: return;
977: }
978:
979: sub edit_course_upload {
980: my ($file,$cnum,$cdom) = @_;
981: my $cfile;
982: if ($file =~/\.(htm|html|css|js|txt)$/) {
983: my $ext = $1;
984: my $url = &Apache::lonnet::hreflocation('',$file);
985: my $home = &Apache::lonnet::homeserver($cnum,$cdom);
986: my @ids=&Apache::lonnet::current_machine_ids();
987: my $dest;
988: if ($home && grep(/^\Q$home\E$/,@ids)) {
989: $dest = $url.'?forceedit=1';
990: } else {
991: unless (&Apache::lonnet::get_locks()) {
992: $dest = '/adm/switchserver?otherserver='.
993: $home.'&role='.$env{'request.role'}.
994: '&url='.$url.'&forceedit=1';
995: }
996: }
997: if ($dest) {
998: $cfile = &HTML::Entities::encode($dest,'"<>&');
999: }
1000: }
1001: return $cfile;
1002: }
1003:
1004: sub loadevents() {
1005: if ($env{'request.state'} eq 'construct' ||
1006: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1007: return 'LONCAPAreg();';
1008: }
1009:
1010: sub unloadevents() {
1011: if ($env{'request.state'} eq 'construct' ||
1012: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1013: return 'LONCAPAstale();';
1014: }
1015:
1016:
1017: sub startupremote {
1018: my ($lowerurl)=@_;
1019: if ($env{'environment.remote'} eq 'off') {
1020: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
1021: }
1022: #
1023: # The Remote actually gets launched!
1024: #
1025: my $configmenu=&rawconfig();
1026: my $esclowerurl=&escape($lowerurl);
1027: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
1028: return(<<ENDREMOTESTARTUP);
1029: <script type="text/javascript">
1030: // <![CDATA[
1031: var timestart;
1032: function wheelswitch() {
1033: if (typeof(document.wheel) != 'undefined') {
1034: if (typeof(document.wheel.spin) != 'undefined') {
1035: var date=new Date();
1036: var waited=Math.round(30-((date.getTime()-timestart)/1000));
1037: document.wheel.spin.value=$message;
1038: }
1039: }
1040: if (window.status=='|') {
1041: window.status='/';
1042: } else {
1043: if (window.status=='/') {
1044: window.status='-';
1045: } else {
1046: if (window.status=='-') {
1047: window.status='\\\\';
1048: } else {
1049: if (window.status=='\\\\') { window.status='|'; }
1050: }
1051: }
1052: }
1053: }
1054:
1055: // ---------------------------------------------------------- The wait function
1056: var canceltim;
1057: function wait() {
1058: if ((menuloaded==1) || (tim==1)) {
1059: window.status='Done.';
1060: if (tim==0) {
1061: clearTimeout(canceltim);
1062: $configmenu
1063: window.location='$lowerurl';
1064: } else {
1065: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1066: }
1067: } else {
1068: wheelswitch();
1069: setTimeout('wait();',200);
1070: }
1071: }
1072:
1073: function main() {
1074: canceltim=setTimeout('tim=1;',30000);
1075: window.status='-';
1076: var date=new Date();
1077: timestart=date.getTime();
1078: wait();
1079: }
1080:
1081: // ]]>
1082: </script>
1083: ENDREMOTESTARTUP
1084: }
1085:
1086: sub setflags() {
1087: return(<<ENDSETFLAGS);
1088: <script type="text/javascript">
1089: // <![CDATA[
1090: menuloaded=0;
1091: tim=0;
1092: // ]]>
1093: </script>
1094: ENDSETFLAGS
1095: }
1096:
1097: sub maincall() {
1098: if ($env{'environment.remote'} eq 'off') { return ''; }
1099: return(<<ENDMAINCALL);
1100: <script type="text/javascript">
1101: // <![CDATA[
1102: main();
1103: // ]]>
1104: </script>
1105: ENDMAINCALL
1106: }
1107:
1108: sub load_remote_msg {
1109: my ($lowerurl)=@_;
1110:
1111: if ($env{'environment.remote'} eq 'off') { return ''; }
1112:
1113: my $esclowerurl=&escape($lowerurl);
1114: my $link=&mt('[_1]Continue[_2] on in Inline Menu mode'
1115: ,'<a href="/adm/remote?action=collapse&url='.$esclowerurl.'">'
1116: ,'</a>');
1117: return(<<ENDREMOTEFORM);
1118: <p>
1119: <form name="wheel">
1120: <input name="spin" type="text" size="60" />
1121: </form>
1122: </p>
1123: <p>$link</p>
1124: ENDREMOTEFORM
1125: }
1126:
1127: sub get_menu_name {
1128: my $hostid = $Apache::lonnet::perlvar{'lonHostID'};
1129: $hostid =~ s/\W//g;
1130: return 'LCmenu'.$hostid;
1131: }
1132:
1133:
1134: sub reopenmenu {
1135: if ($env{'environment.remote'} eq 'off') { return ''; }
1136: my $menuname = &get_menu_name();
1137: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1138: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1139: }
1140:
1141:
1142: sub open {
1143: my $returnval='';
1144: if ($env{'environment.remote'} eq 'off') {
1145: return
1146: '<script type="text/javascript">'."\n"
1147: .'// <![CDATA['."\n"
1148: .'self.name="loncapaclient";'."\n"
1149: .'// ]]>'."\n"
1150: .'</script>';
1151: }
1152: my $menuname = &get_menu_name();
1153:
1154: # unless (shift eq 'unix') {
1155: # resizing does not work on linux because of virtual desktop sizes
1156: # $returnval.=(<<ENDRESIZE);
1157: #if (window.screen) {
1158: # self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1159: # self.moveTo(190,15);
1160: #}
1161: #ENDRESIZE
1162: # }
1163: $returnval=(<<ENDOPEN);
1164: // <![CDATA[
1165: window.status='Opening LON-CAPA Remote Control';
1166: var menu=window.open("/res/adm/pages/menu.html?inhibitmenu=yes","$menuname",
1167: "height=375,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1168: self.name='loncapaclient';
1169: // ]]>
1170: ENDOPEN
1171: return '<script type="text/javascript">'.$returnval.'</script>';
1172: }
1173:
1174:
1175: # ================================================================== Raw Config
1176:
1177: sub clear {
1178: my ($row,$col)=@_;
1179: unless ($env{'environment.remote'} eq 'off') {
1180: if (($row<1) || ($row>13)) { return ''; }
1181: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1182: } else {
1183: $inlineremote[10*$row+$col]='';
1184: return '';
1185: }
1186: }
1187:
1188: # ============================================ Switch a button or create a link
1189: # Switch acts on the javascript that is executed when a button is clicked.
1190: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1191:
1192: sub switch {
1193: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat,$nobreak)=@_;
1194: $act=~s/\$uname/$uname/g;
1195: $act=~s/\$udom/$udom/g;
1196: $top=&mt($top);
1197: $bot=&mt($bot);
1198: $desc=&mt($desc);
1199: if (($env{'environment.remote'} ne 'off') || ($env{'environment.icons'} eq 'classic')) {
1200: $img=&mt($img);
1201: }
1202: my $idx=10*$row+$col;
1203: $category_members{$cat}.=':'.$idx;
1204:
1205: unless ($env{'environment.remote'} eq 'off') {
1206: if (($row<1) || ($row>13)) { return ''; }
1207: # Remote
1208: return "\n".
1209: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1210: } else {
1211: # Inline Remote
1212: if ($env{'environment.icons'} ne 'classic') {
1213: $img=~s/\.gif$/\.png/;
1214: }
1215: if ($nobreak==2) { return ''; }
1216: my $text=$top.' '.$bot;
1217: $text=~s/\s*\-\s*//gs;
1218:
1219: my $pic=
1220: '<img alt="'.$text.'" src="'.
1221: &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
1222: '" align="'.($nobreak==3?'right':'left').'" class="LC_noBorder" />';
1223: if ($env{'browser.interface'} eq 'faketextual') {
1224: # Main Menu
1225: if ($nobreak==3) {
1226: $inlineremote[$idx]="\n".
1227: '<td class="LC_menubuttons_text" align="right">'.$text.
1228: '</td><td align="left">'.
1229: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
1230: } elsif ($nobreak) {
1231: $inlineremote[$idx]="\n<tr>".
1232: '<td align="left">'.
1233: '<a href="javascript:'.$act.';">'.$pic.'</a></td>
1234: <td class="LC_menubuttons_text" align="left"><a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$text.'</span></a></td>';
1235: } else {
1236: $inlineremote[$idx]="\n<tr>".
1237: '<td align="left">'.
1238: '<a href="javascript:'.$act.';">'.$pic.
1239: '</a></td><td class="LC_menubuttons_text" colspan="3">'.
1240: '<a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$desc.'</span></a></td></tr>';
1241: }
1242: } else {
1243: # Inline Menu
1244: if ($env{'environment.icons'} eq 'iconsonly') {
1245: $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
1246: } else {
1247: $inlineremote[$idx]=
1248: '<a class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
1249: '<span class="LC_menubuttons_inline_text">'.$desc.'</span></a>';
1250: }
1251: }
1252: }
1253: return '';
1254: }
1255:
1256: sub secondlevel {
1257: my $output='';
1258: my
1259: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat)=@_;
1260: if ($prt eq 'any') {
1261: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1262: } elsif ($prt=~/^r(\w+)/) {
1263: if ($rol eq $1) {
1264: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1265: }
1266: }
1267: return $output;
1268: }
1269:
1270: sub openmenu {
1271: my $menuname = &get_menu_name();
1272: if ($env{'environment.remote'} eq 'off') { return ''; }
1273: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1274: return "window.open(".$nothing.",'".$menuname."');";
1275: }
1276:
1277: sub inlinemenu {
1278: undef(@inlineremote);
1279: undef(%category_members);
1280: # calling rawconfig with "1" will evaluate mydesk.tab, even if there is no active remote control
1281: &rawconfig(1);
1282: my $output='<table id="LC_mainmenu"><tr>';
1283: for (my $col=1; $col<=2; $col++) {
1284: $output.='<td class="LC_mainmenu_col_fieldset">';
1285: for (my $row=1; $row<=8; $row++) {
1286: foreach my $cat (keys(%category_members)) {
1287: if ($category_positions{$cat} ne "$col,$row") { next; }
1288: #$output.='<table><tr><td colspan="4" class="LC_menubuttons_category">'.&mt($category_names{$cat}).'</td></tr>';
1289: $output.='<div class="LC_Box">';
1290: $output.='<h4 class="LC_hcell">'.&mt($category_names{$cat}).'</h4>';
1291: $output.='<table>';
1292: my %active=();
1293: foreach my $menu_item (split(/\:/,$category_members{$cat})) {
1294: if ($inlineremote[$menu_item]) {
1295: $active{$menu_item}=1;
1296: }
1297: }
1298: foreach my $item (sort(keys(%active))) {
1299: $output.=$inlineremote[$item];
1300: }
1301: $output.='</table>';
1302: $output.='</div>';
1303: }
1304: }
1305: $output.="</td>";
1306: }
1307: $output.="</tr></table>";
1308: return $output;
1309: }
1310:
1311: sub rawconfig {
1312: #
1313: # This evaluates mydesk.tab
1314: # Need to add more positions and more privileges to deal with all
1315: # menu items.
1316: #
1317: my $textualoverride=shift;
1318: my $output='';
1319: unless ($env{'environment.remote'} eq 'off') {
1320: $output.=
1321: "window.status='Opening Remote Control';var swmenu=".&openmenu().
1322: "\nwindow.status='Configuring Remote Control ';";
1323: } else {
1324: unless ($textualoverride) { return ''; }
1325: }
1326: my $uname=$env{'user.name'};
1327: my $udom=$env{'user.domain'};
1328: my $adv=$env{'user.adv'};
1329: my $show_course=&Apache::loncommon::show_course();
1330: my $author=$env{'user.author'};
1331: my $crs='';
1332: my $crstype='';
1333: if ($env{'request.course.id'}) {
1334: $crs='/'.$env{'request.course.id'};
1335: if ($env{'request.course.sec'}) {
1336: $crs.='_'.$env{'request.course.sec'};
1337: }
1338: $crs=~s/\_/\//g;
1339: $crstype = &Apache::loncommon::course_type();
1340: }
1341: my $pub=($env{'request.state'} eq 'published');
1342: my $con=($env{'request.state'} eq 'construct');
1343: my $rol=$env{'request.role'};
1344: my $requested_domain = $env{'request.role.domain'};
1345: foreach my $line (@desklines) {
1346: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
1347: $prt=~s/\$uname/$uname/g;
1348: $prt=~s/\$udom/$udom/g;
1349: if ($prt =~ /\$crs/) {
1350: next unless ($env{'request.course.id'});
1351: next if ($crstype eq 'Community');
1352: $prt=~s/\$crs/$crs/g;
1353: } elsif ($prt =~ /\$cmty/) {
1354: next unless ($env{'request.course.id'});
1355: next if ($crstype ne 'Community');
1356: $prt=~s/\$cmty/$crs/g;
1357: }
1358: $prt=~s/\$requested_domain/$requested_domain/g;
1359: if ($category_names{$cat}!~/\w/) { $cat='oth'; }
1360: if ($pro eq 'clear') {
1361: $output.=&clear($row,$col);
1362: } elsif ($pro eq 'any') {
1363: $output.=&secondlevel(
1364: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1365: } elsif ($pro eq 'smp') {
1366: unless ($adv) {
1367: $output.=&secondlevel(
1368: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1369: }
1370: } elsif ($pro eq 'adv') {
1371: if ($adv) {
1372: $output.=&secondlevel(
1373: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1374: }
1375: } elsif ($pro eq 'shc') {
1376: if ($show_course) {
1377: $output.=&secondlevel(
1378: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1379: }
1380: } elsif ($pro eq 'nsc') {
1381: if (!$show_course) {
1382: $output.=&secondlevel(
1383: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1384: }
1385: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1386: my $priv = $1;
1387: if ($priv =~ /^mdc(Course|Community)/) {
1388: if ($crstype eq $1) {
1389: $priv = 'mdc';
1390: } else {
1391: next;
1392: }
1393: }
1394: if (&Apache::lonnet::allowed($priv,$prt)) {
1395: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1396: }
1397: } elsif ($pro eq 'course') {
1398: if (($env{'request.course.fn'}) && ($crstype ne 'Community')) {
1399: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1400: }
1401: } elsif ($pro eq 'community') {
1402: if (($env{'request.course.fn'}) && ($crstype eq 'Community')) {
1403: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1404: }
1405: } elsif ($pro =~ /^courseenv_(.*)$/) {
1406: my $key = $1;
1407: if (($env{'course.'.$env{'request.course.id'}.'.'.$key}) &&
1408: ($crstype ne 'Community')) {
1409: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1410: }
1411: } elsif ($pro =~ /^communityenv_(.*)$/) {
1412: my $key = $1;
1413: if (($env{'course.'.$env{'request.course.id'}.'.'.$key}) &&
1414: ($crstype eq 'Community')) {
1415: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1416: }
1417: } elsif ($pro =~ /^course_(.*)$/) {
1418: # Check for permissions inside of a course
1419: if (($env{'request.course.id'}) && ($crstype ne 'Community') &&
1420: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1421: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1422: )) {
1423: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1424: }
1425: } elsif ($pro =~ /^community_(.*)$/) {
1426: # Check for permissions inside of a community
1427: if (($env{'request.course.id'}) && ($crstype eq 'Community') &&
1428: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1429: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1430: )) {
1431: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1432: }
1433: } elsif ($pro eq 'author') {
1434: if ($author) {
1435: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
1436: (($prt eq 'raa') && ($env{'request.role'}=~/^aa/)) ||
1437: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
1438: # Check that we are on the correct machine
1439: my $cadom=$requested_domain;
1440: my $caname=$env{'user.name'};
1441: if (($prt eq 'rca') || ($prt eq 'raa')) {
1442: ($cadom,$caname)=
1443: ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
1444: }
1445: $act =~ s/\$caname/$caname/g;
1446: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1447: my $allowed=0;
1448: my @ids=&Apache::lonnet::current_machine_ids();
1449: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
1450: if ($allowed) {
1451: $output.=&switch($caname,$cadom,
1452: $row,$col,$img,$top,$bot,$act,$desc,$cat);
1453: }
1454: }
1455: }
1456: } elsif ($pro eq 'tools') {
1457: my @tools = ('aboutme','blog','portfolio');
1458: if (grep(/^\Q$prt\E$/,@tools)) {
1459: if (!&Apache::lonnet::usertools_access($env{'user.name'},
1460: $env{'user.domain'},
1461: $prt,undef,'tools')) {
1462: $output.=&clear($row,$col);
1463: next;
1464: }
1465: } elsif (($prt eq 'reqcrsnsc') || ($prt eq 'reqcrsshc')) {
1466: if (($prt eq 'reqcrsnsc') && ($show_course)) {
1467: next;
1468: }
1469: if (($prt eq 'reqcrsshc') && (!$show_course)) {
1470: next;
1471: }
1472: my $showreqcrs = &check_for_rcrs();
1473: if (!$showreqcrs) {
1474: $output.=&clear($row,$col);
1475: next;
1476: }
1477: }
1478: $prt='any';
1479: $output.=&secondlevel(
1480: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1481: }
1482: }
1483: unless ($env{'environment.remote'} eq 'off') {
1484: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1485: if (&Apache::lonmsg::newmail()) {
1486: $output.='swmenu.setstatus("you have","messages");';
1487: }
1488: }
1489:
1490: return $output;
1491: }
1492:
1493: sub check_for_rcrs {
1494: my $showreqcrs = 0;
1495: my @reqtypes = ('official','unofficial','community');
1496: foreach my $type (@reqtypes) {
1497: if (&Apache::lonnet::usertools_access($env{'user.name'},
1498: $env{'user.domain'},
1499: $type,undef,'requestcourses')) {
1500: $showreqcrs = 1;
1501: last;
1502: }
1503: }
1504: if (!$showreqcrs) {
1505: foreach my $type (@reqtypes) {
1506: if ($env{'environment.reqcrsotherdom.'.$type} ne '') {
1507: $showreqcrs = 1;
1508: last;
1509: }
1510: }
1511: }
1512: return $showreqcrs;
1513: }
1514:
1515: # ======================================================================= Close
1516:
1517: sub close {
1518: if ($env{'environment.remote'} eq 'off') { return ''; }
1519: my $menuname = &get_menu_name();
1520: return(<<ENDCLOSE);
1521: <script type="text/javascript">
1522: // <![CDATA[
1523: window.status='Accessing Remote Control';
1524: menu=window.open("/adm/rat/empty.html","$menuname",
1525: "height=350,width=150,scrollbars=no,menubar=no");
1526: window.status='Disabling Remote Control';
1527: menu.active=0;
1528: menu.autologout=0;
1529: window.status='Closing Remote Control';
1530: menu.close();
1531: window.status='Done.';
1532: // ]]>
1533: </script>
1534: ENDCLOSE
1535: }
1536:
1537: # ====================================================================== Footer
1538:
1539: sub footer {
1540:
1541: }
1542:
1543: sub nav_control_js {
1544: my $nav=($env{'environment.remotenavmap'} eq 'on');
1545: return (<<NAVCONTROL);
1546: var w_loncapanav_flag="$nav";
1547:
1548:
1549: function gonav(url) {
1550: if (w_loncapanav_flag != 1) {
1551: gopost(url,'');
1552: } else {
1553: navwindow=window.open(url,
1554: "loncapanav","height=600,width=400,scrollbars=1");
1555: }
1556: }
1557: NAVCONTROL
1558: }
1559:
1560: sub utilityfunctions {
1561: my $caller = shift;
1562: unless ($env{'environment.remote'} eq 'off' ||
1563: $caller eq '/adm/menu') {
1564: return ''; }
1565:
1566: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1567: if ($currenturl =~ m{^/adm/wrapper/ext/}) {
1568: if ($env{'request.external.querystring'}) {
1569: $currenturl .= ($currenturl=~/\?/)?'&':'?'.$env{'request.external.querystring'};
1570: }
1571: }
1572: $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
1573:
1574: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1575: my $nav_control=&nav_control_js();
1576:
1577: my $start_page_annotate =
1578: &Apache::loncommon::start_page('Annotator',undef,
1579: {'only_body' => 1,
1580: 'js_ready' => 1,
1581: 'bgcolor' => '#BBBBBB',
1582: 'add_entries' => {
1583: 'onload' => 'javascript:document.goannotate.submit();'}});
1584:
1585: my $end_page_annotate =
1586: &Apache::loncommon::end_page({'js_ready' => 1});
1587:
1588: my $start_page_bookmark =
1589: &Apache::loncommon::start_page('Bookmarks',undef,
1590: {'only_body' => 1,
1591: 'js_ready' => 1,
1592: 'bgcolor' => '#BBBBBB',});
1593:
1594: my $end_page_bookmark =
1595: &Apache::loncommon::end_page({'js_ready' => 1});
1596:
1597: return (<<ENDUTILITY)
1598:
1599: var currentURL="$currenturl";
1600: var reloadURL="$currenturl";
1601: var currentSymb="$currentsymb";
1602:
1603: $nav_control
1604:
1605: function go(url) {
1606: if (url!='' && url!= null) {
1607: currentURL = null;
1608: currentSymb= null;
1609: window.location.href=url;
1610: }
1611: }
1612:
1613: function gotop(url) {
1614: if (url!='' && url!= null) {
1615: top.location.href = url;
1616: }
1617: }
1618:
1619: function gopost(url,postdata) {
1620: if (url!='') {
1621: this.document.server.action=url;
1622: this.document.server.postdata.value=postdata;
1623: this.document.server.command.value='';
1624: this.document.server.url.value='';
1625: this.document.server.symb.value='';
1626: this.document.server.submit();
1627: }
1628: }
1629:
1630: function gocmd(url,cmd) {
1631: if (url!='') {
1632: this.document.server.action=url;
1633: this.document.server.postdata.value='';
1634: this.document.server.command.value=cmd;
1635: this.document.server.url.value=currentURL;
1636: this.document.server.symb.value=currentSymb;
1637: this.document.server.submit();
1638: }
1639: }
1640:
1641: function gocstr(url,filename) {
1642: if (url == '/adm/cfile?action=delete') {
1643: this.document.cstrdelete.filename.value = filename
1644: this.document.cstrdelete.submit();
1645: return;
1646: }
1647: if (url == '/adm/printout') {
1648: this.document.cstrprint.postdata.value = filename
1649: this.document.cstrprint.curseed.value = 0;
1650: this.document.cstrprint.problemtype.value = 0;
1651: if (this.document.lonhomework) {
1652: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1653: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1654: }
1655: if (this.document.lonhomework.problemtype) {
1656: if (this.document.lonhomework.problemtype.value) {
1657: this.document.cstrprint.problemtype.value =
1658: this.document.lonhomework.problemtype.value;
1659: } else if (this.document.lonhomework.problemtype.options) {
1660: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1661: if (this.document.lonhomework.problemtype.options[i].selected) {
1662: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1663: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1664: }
1665: }
1666: }
1667: }
1668: }
1669: }
1670: this.document.cstrprint.submit();
1671: return;
1672: }
1673: if (url !='') {
1674: this.document.constspace.filename.value = filename;
1675: this.document.constspace.action = url;
1676: this.document.constspace.submit();
1677: }
1678: }
1679:
1680: function golist(url) {
1681: if (url!='' && url!= null) {
1682: currentURL = null;
1683: currentSymb= null;
1684: top.location.href=url;
1685: }
1686: }
1687:
1688:
1689:
1690: function catalog_info() {
1691: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1692: }
1693:
1694: function chat_win() {
1695: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=480,resizable=yes,location=no,menubar=no,toolbar=no');
1696: }
1697:
1698: function group_chat(group) {
1699: var url = '/adm/groupchat?group='+group;
1700: var winName = 'LONchat_'+group;
1701: grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1702: }
1703:
1704: function edit_bookmarks() {
1705: go('');
1706: w_BookmarkPal_flag=1;
1707: bookmarkpal=window.open("/adm/bookmarks",
1708: "BookmarkPal", "width=400,height=505,scrollbars=0");
1709: }
1710:
1711: function annotate() {
1712: w_Annotator_flag=1;
1713: annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
1714: annotator.document.write(
1715: '$start_page_annotate'
1716: +"<form name='goannotate' target='Annotator' method='post' "
1717: +"action='/adm/annotations'>"
1718: +"<input type='hidden' name='symbnew' value='"+currentSymb+"' />"
1719: +"<\\/form>"
1720: +'$end_page_annotate');
1721: annotator.document.close();
1722: }
1723:
1724: function set_bookmark() {
1725: go('');
1726: clienttitle=document.title;
1727: clienthref=location.pathname;
1728: w_bmquery_flag=1;
1729: bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
1730: bmquery.document.write(
1731: '$start_page_bookmark'
1732: +'<center><form method="post"'
1733: +' name="newlink" action="/adm/bookmarks" target="bmquery" '
1734: +'> <table width="340" height="150" '
1735: +'bgcolor="#FFFFFF" align="center"><tr><td>Link Name:<br /><input '
1736: +'type="text" name="title" size="45" value="'+clienttitle+'" />'
1737: +'<br />Address:<br /><input type="text" name="address" size="45" '
1738: +'value="'+clienthref+'" /><br /><center><input type="submit" '
1739: +'value="Save" /> <input type="button" value="Close" '
1740: +'onclick="javascript:window.close();" /></center></td>'
1741: +'</tr></table></form></center>'
1742: +'$end_page_bookmark' );
1743: bmquery.document.close();
1744: }
1745:
1746: ENDUTILITY
1747: }
1748:
1749: sub serverform {
1750: return(<<ENDSERVERFORM);
1751: <form name="server" action="/adm/logout" method="post" target="_top">
1752: <input type="hidden" name="postdata" value="none" />
1753: <input type="hidden" name="command" value="none" />
1754: <input type="hidden" name="url" value="none" />
1755: <input type="hidden" name="symb" value="none" />
1756: </form>
1757: ENDSERVERFORM
1758: }
1759:
1760: sub constspaceform {
1761: return(<<ENDCONSTSPACEFORM);
1762: <form name="constspace" action="/adm/logout" method="post" target="_top">
1763: <input type="hidden" name="filename" value="" />
1764: </form>
1765: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1766: <input type="hidden" name="action" value="delete" />
1767: <input type="hidden" name="filename" value="" />
1768: </form>
1769: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1770: <input type="hidden" name="postdata" value="" />
1771: <input type="hidden" name="curseed" value="" />
1772: <input type="hidden" name="problemtype" value="" />
1773: </form>
1774:
1775: ENDCONSTSPACEFORM
1776: }
1777:
1778:
1779: sub get_nav_status {
1780: my $navstatus="swmenu.w_loncapanav_flag=";
1781: if ($env{'environment.remotenavmap'} eq 'on') {
1782: $navstatus.="1";
1783: } else {
1784: $navstatus.="-1";
1785: }
1786: return $navstatus;
1787: }
1788:
1789: sub hidden_button_check {
1790: my $hidden;
1791: if ($env{'request.course.id'} eq '') {
1792: return;
1793: }
1794: if ($env{'request.role.adv'}) {
1795: return;
1796: }
1797: my $buttonshide = &Apache::lonnet::EXT('resource.0.buttonshide');
1798: return $buttonshide;
1799: }
1800:
1801: sub roles_selector {
1802: my ($cdom,$cnum) = @_;
1803: my $crstype = &Apache::loncommon::course_type();
1804: my $now = time;
1805: my (%courseroles,%seccount);
1806: my $is_cc;
1807: my $role_selector;
1808: my $ccrole;
1809: if ($crstype eq 'Community') {
1810: $ccrole = 'co';
1811: } else {
1812: $ccrole = 'cc';
1813: }
1814: if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
1815: my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
1816:
1817: if ((($start) && ($start<0)) ||
1818: (($end) && ($end<$now)) ||
1819: (($start) && ($now<$start))) {
1820: $is_cc = 0;
1821: } else {
1822: $is_cc = 1;
1823: }
1824: }
1825: if ($is_cc) {
1826: &get_all_courseroles($cdom,$cnum,\%courseroles,\%seccount);
1827: } else {
1828: my %gotnosection;
1829: foreach my $item (keys(%env)) {
1830: if ($item =~ m-^user\.role\.([^.]+)\./\Q$cdom\E/\Q$cnum\E/?(\w*)$-) {
1831: my $role = $1;
1832: my $sec = $2;
1833: next if ($role eq 'gr');
1834: my ($start,$end) = split(/\./,$env{$item});
1835: next if (($start && $start > $now) || ($end && $end < $now));
1836: if ($sec eq '') {
1837: if (!$gotnosection{$role}) {
1838: $seccount{$role} ++;
1839: $gotnosection{$role} = 1;
1840: }
1841: }
1842: if (ref($courseroles{$role}) eq 'ARRAY') {
1843: if ($sec ne '') {
1844: if (!grep(/^\Q$sec\E$/,@{$courseroles{$role}})) {
1845: push(@{$courseroles{$role}},$sec);
1846: $seccount{$role} ++;
1847: }
1848: }
1849: } else {
1850: @{$courseroles{$role}} = ();
1851: if ($sec ne '') {
1852: $seccount{$role} ++;
1853: push(@{$courseroles{$role}},$sec);
1854: }
1855: }
1856: }
1857: }
1858: }
1859: my $switchtext;
1860: if ($crstype eq 'Community') {
1861: $switchtext = &mt('Switch community role to...')
1862: } else {
1863: $switchtext = &mt('Switch course role to...')
1864: }
1865: my @roles_order = ($ccrole,'in','ta','ep','ad','st');
1866: if (keys(%courseroles) > 1) {
1867: $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles);
1868: $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
1869: <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
1870: $role_selector .= '<option value="">'.$switchtext.'</option>';
1871: foreach my $role (@roles_order) {
1872: if (defined($courseroles{$role})) {
1873: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role,$crstype).'</option>';
1874: }
1875: }
1876: foreach my $role (sort(keys(%courseroles))) {
1877: if ($role =~ /^cr/) {
1878: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1879: }
1880: }
1881: $role_selector .= '</select>'."\n".
1882: '<input type="hidden" name="destinationurl" value="'.
1883: &HTML::Entities::encode($ENV{'REQUEST_URI'}).'" />'."\n".
1884: '<input type="hidden" name="gotorole" value="1" />'."\n".
1885: '<input type="hidden" name="selectrole" value="" />'."\n".
1886: '<input type="hidden" name="switch" value="1" />'."\n".
1887: '</form>';
1888: }
1889: return $role_selector;
1890: }
1891:
1892: sub get_all_courseroles {
1893: my ($cdom,$cnum,$courseroles,$seccount) = @_;
1894: unless ((ref($courseroles) eq 'HASH') && (ref($seccount) eq 'HASH')) {
1895: return;
1896: }
1897: my ($result,$cached) =
1898: &Apache::lonnet::is_cached_new('getcourseroles',$cdom.'_'.$cnum);
1899: if (defined($cached)) {
1900: if (ref($result) eq 'HASH') {
1901: if ((ref($result->{'roles'}) eq 'HASH') &&
1902: (ref($result->{'seccount'}) eq 'HASH')) {
1903: %{$courseroles} = %{$result->{'roles'}};
1904: %{$seccount} = %{$result->{'seccount'}};
1905: return;
1906: }
1907: }
1908: }
1909: my %gotnosection;
1910: my %adv_roles =
1911: &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
1912: foreach my $role (keys(%adv_roles)) {
1913: my ($urole,$usec) = split(/:/,$role);
1914: if (!$gotnosection{$urole}) {
1915: $seccount->{$urole} ++;
1916: $gotnosection{$urole} = 1;
1917: }
1918: if (ref($courseroles->{$urole}) eq 'ARRAY') {
1919: if ($usec ne '') {
1920: if (!grep(/^Q$usec\E$/,@{$courseroles->{$urole}})) {
1921: push(@{$courseroles->{$urole}},$usec);
1922: $seccount->{$urole} ++;
1923: }
1924: }
1925: } else {
1926: @{$courseroles->{$urole}} = ();
1927: if ($usec ne '') {
1928: $seccount->{$urole} ++;
1929: push(@{$courseroles->{$urole}},$usec);
1930: }
1931: }
1932: }
1933: my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum,['st']);
1934: @{$courseroles->{'st'}} = ();
1935: if (keys(%sections_count) > 0) {
1936: push(@{$courseroles->{'st'}},keys(%sections_count));
1937: $seccount->{'st'} = scalar(keys(%sections_count));
1938: }
1939: my $rolehash = {
1940: 'roles' => $courseroles,
1941: 'seccount' => $seccount,
1942: };
1943: &Apache::lonnet::do_cache_new('getcourseroles',$cdom.'_'.$cnum,$rolehash);
1944: return;
1945: }
1946:
1947: sub jump_to_role {
1948: my ($cdom,$cnum,$seccount,$courseroles) = @_;
1949: my %lt = &Apache::lonlocal::texthash(
1950: this => 'This role has section(s) associated with it.',
1951: ente => 'Enter a specific section.',
1952: orlb => 'Enter a specific section, or leave blank for no section.',
1953: avai => 'Available sections are:',
1954: youe => 'You entered an invalid section choice:',
1955: plst => 'Please try again',
1956: );
1957: my $js;
1958: if (ref($courseroles) eq 'HASH') {
1959: $js = ' var secpick = new Array("'.$lt{'ente'}.'","'.$lt{'orlb'}.'");'."\n".
1960: ' var numsec = new Array();'."\n".
1961: ' var rolesections = new Array();'."\n".
1962: ' var rolenames = new Array();'."\n".
1963: ' var roleseclist = new Array();'."\n";
1964: my @items = keys(%{$courseroles});
1965: for (my $i=0; $i<@items; $i++) {
1966: $js .= ' rolenames['.$i.'] = "'.$items[$i].'";'."\n";
1967: my ($secs,$secstr);
1968: if (ref($courseroles->{$items[$i]}) eq 'ARRAY') {
1969: my @sections = sort { $a <=> $b } @{$courseroles->{$items[$i]}};
1970: $secs = join('","',@sections);
1971: $secstr = join(', ',@sections);
1972: }
1973: $js .= ' rolesections['.$i.'] = new Array("'.$secs.'");'."\n".
1974: ' roleseclist['.$i.'] = "'.$secstr.'";'."\n".
1975: ' numsec['.$i.'] = "'.$seccount->{$items[$i]}.'";'."\n";
1976: }
1977: }
1978: return <<"END";
1979: <script type="text/javascript">
1980: //<![CDATA[
1981: function adhocRole(roleitem) {
1982: $js
1983: var newrole = document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
1984: if (newrole == '') {
1985: return;
1986: }
1987: var fullrole = newrole+'./$cdom/$cnum';
1988: var selidx = '';
1989: for (var i=0; i<rolenames.length; i++) {
1990: if (rolenames[i] == newrole) {
1991: selidx = i;
1992: }
1993: }
1994: var secok = 1;
1995: var secchoice = '';
1996: if (selidx >= 0) {
1997: if (numsec[selidx] > 1) {
1998: secok = 0;
1999: var numrolesec = rolesections[selidx].length;
2000: var msgidx = numsec[selidx] - numrolesec;
2001: secchoice = prompt("$lt{'this'}\\n"+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
2002: if (secchoice == '') {
2003: if (msgidx > 0) {
2004: secok = 1;
2005: }
2006: } else {
2007: for (var j=0; j<rolesections[selidx].length; j++) {
2008: if (rolesections[selidx][j] == secchoice) {
2009: secok = 1;
2010: }
2011: }
2012: }
2013: } else {
2014: if (rolesections[selidx].length == 1) {
2015: secchoice = rolesections[selidx][0];
2016: }
2017: }
2018: }
2019: if (secok == 1) {
2020: if (secchoice != '') {
2021: fullrole += '/'+secchoice;
2022: }
2023: } else {
2024: document.rolechooser.elements[roleitem].selectedIndex = 0;
2025: if (secchoice != null) {
2026: alert("$lt{'youe'} \\""+secchoice+"\\".\\n $lt{'plst'}");
2027: }
2028: return;
2029: }
2030: if (fullrole == "$env{'request.role'}") {
2031: return;
2032: }
2033: itemid = retrieveIndex('gotorole');
2034: if (itemid != -1) {
2035: document.rolechooser.elements[itemid].name = fullrole;
2036: }
2037: document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value = fullrole;
2038: document.rolechooser.selectrole.value = '1';
2039: document.rolechooser.submit();
2040: return;
2041: }
2042:
2043: function retrieveIndex(item) {
2044: for (var i=0;i<document.rolechooser.elements.length;i++) {
2045: if (document.rolechooser.elements[i].name == item) {
2046: return i;
2047: }
2048: }
2049: return -1;
2050: }
2051: // ]]>
2052: </script>
2053: END
2054: }
2055:
2056:
2057: # ================================================================ Main Program
2058:
2059: BEGIN {
2060: if (! defined($readdesk)) {
2061: {
2062: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
2063: if ( CORE::open( my $config,"<$tabfile") ) {
2064: while (my $configline=<$config>) {
2065: $configline=(split(/\#/,$configline))[0];
2066: $configline=~s/^\s+//;
2067: chomp($configline);
2068: if ($configline=~/^cat\:/) {
2069: my @entries=split(/\:/,$configline);
2070: $category_positions{$entries[2]}=$entries[1];
2071: $category_names{$entries[2]}=$entries[3];
2072: } elsif ($configline=~/^prim\:/) {
2073: my @entries = (split(/\:/, $configline))[1..5];
2074: push @primary_menu, \@entries;
2075: } elsif ($configline=~/^scnd\:/) {
2076: my @entries = (split(/\:/, $configline))[1..5];
2077: push @secondary_menu, \@entries;
2078: } elsif ($configline) {
2079: push(@desklines,$configline);
2080: }
2081: }
2082: CORE::close($config);
2083: }
2084: }
2085: $readdesk='done';
2086: }
2087: }
2088:
2089: 1;
2090: __END__
2091:
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