1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.304 2009/11/18 11:47:33 droeschl 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: my $nocrsedit;
693: # Suppress display where CC has switched to student role.
694: if ($env{'request.course.id'}) {
695: unless(&Apache::lonnet::allowed('mdc',
696: $env{'request.course.id'})) {
697: $nocrsedit = 1;
698: }
699: }
700: if ($nocrsedit) {
701: $editbutton=&clear(6,1);
702: } else {
703: $editbutton=&switch
704: ('','',6,1,'pcstr.gif','edit[_1]','resource[_2]',
705: "go('".$cfile."');","Edit this resource");
706: $noeditbutton = 0;
707: }
708: } elsif ($editbutton eq '') {
709: $editbutton=&clear(6,1);
710: }
711: }
712: if (($noeditbutton) && ($env{'request.filename'})) {
713: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
714: my $file=&Apache::lonnet::declutter($env{'request.filename'});
715: if (defined($cnum) && defined($cdom)) {
716: if (&is_course_upload($file,$cnum,$cdom)) {
717: my $cfile = &edit_course_upload($file,$cnum,$cdom);
718: if ($cfile) {
719: $editbutton=&switch
720: ('','',6,1,'pcstr.gif','edit[_1]',
721: 'resource[_2]',"go('".$cfile."');",
722: 'Edit this resource');
723: }
724: }
725: }
726: }
727: }
728: ###
729: ###
730: # Prepare the rest of the buttons
731: my $menuitems;
732: if ($const_space) {
733: #
734: # We are in construction space
735: #
736: my ($uname,$thisdisfn) =
737: ($env{'request.filename'}=~m|^/home/([^/]+)/public_html/(.*)|);
738: my $currdir = '/priv/'.$uname.'/'.$thisdisfn;
739: if ($currdir =~ m-/$-) {
740: $is_const_dir = 1;
741: } else {
742: $currdir =~ s|[^/]+$||;
743: my $cleandisfn = &Apache::loncommon::escape_single($thisdisfn);
744: my $esc_currdir = &Apache::loncommon::escape_single($currdir);
745: #
746: # Probably should be in mydesk.tab
747: #
748: $menuitems=(<<ENDMENUITEMS);
749: s&6&1&list.gif&list[_1]&dir[_1]&golist('$esc_currdir')&List current directory
750: s&6&2&rtrv.gif&retrieve[_1]&version[_1]&gocstr('/adm/retrieve','/~$uname/$cleandisfn')&Retrieve old version
751: s&6&3&pub.gif&publish[_1]&resource[_3]&gocstr('/adm/publish','/~$uname/$cleandisfn')&Publish this resource
752: s&7&1&del.gif&delete[_1]&resource[_2]&gocstr('/adm/cfile?action=delete','/~$uname/$cleandisfn')&Delete this resource
753: s&7&2&prt.gif&prepare[_1]&printout[_1]&gocstr('/adm/printout','/~$uname/$cleandisfn')&Prepare a printable document
754: ENDMENUITEMS
755: }
756: } elsif ( defined($env{'request.course.id'}) &&
757: $env{'request.symb'} ne '' ) {
758: #
759: # We are in a course and looking at a registred URL
760: # Should probably be in mydesk.tab
761: #
762: $menuitems=(<<ENDMENUITEMS);
763: c&3&1
764: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&&1
765: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&&3
766: c&6&3
767: c&8&1
768: c&8&2
769: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
770: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&&1
771: ENDMENUITEMS
772:
773: my $currentURL = &Apache::loncommon::get_symb();
774: my ($symb_old,$symb_old_enc) = &Apache::loncommon::clean_symb($currentURL);
775: my $annotation = &Apache::loncommon::get_annotation($symb_old,$symb_old_enc);
776: $menuitems.="s&9&3&";
777: if(length($annotation) > 0){
778: $menuitems.="anot2.gif";
779: }else{
780: $menuitems.="anot.gif";
781: }
782: $menuitems.="&anno-[_1]&tations[_1]&annotate()&";
783: $menuitems.="Make notes and annotations about this resource&&1\n";
784:
785: unless ($noremote) {
786: my $showreqcrs = &check_for_rcrs();
787: if ($showreqcrs) {
788: $menuitems.="s&8&1&rcrs.gif&request[_1]&course[_16]".
789: "&go('/adm/requestcourse')&Course requests\n";
790: }
791: }
792: unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
793: if ((!$env{'request.enc'}) && ($env{'request.noversionuri'} !~ m{^/adm/wrapper/ext/})) {
794: $menuitems.=(<<ENDREALRES);
795: s&6&3&catalog.gif&catalog[_2]&info[_1]&catalog_info()&Show Metadata
796: ENDREALRES
797: }
798: $menuitems.=(<<ENDREALRES);
799: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
800: s&8&2&fdbk.gif&feedback[_1]&discuss[_1]&gopost('/adm/feedback',currentURL,1)&Provide feedback messages or contribute to the course discussion about this resource
801: ENDREALRES
802: }
803: }
804: if ($env{'request.uri'} =~ /^\/res/) {
805: $menuitems .= (<<ENDMENUITEMS);
806: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
807: ENDMENUITEMS
808: }
809: my $buttons='';
810: foreach (split(/\n/,$menuitems)) {
811: my ($command,@rest)=split(/\&/,$_);
812: my $idx=10*$rest[0]+$rest[1];
813: if (&hidden_button_check() eq 'yes') {
814: if ($idx == 21 ||$idx == 23) {
815: $buttons.=&switch('','',@rest);
816: } else {
817: $buttons.=&clear(@rest);
818: }
819: } else {
820: if ($command eq 's') {
821: $buttons.=&switch('','',@rest);
822: } else {
823: $buttons.=&clear(@rest);
824: }
825: }
826: }
827:
828: if ($noremote) {
829: my $addremote=0;
830: foreach (@inlineremote) { if ($_ ne '') { $addremote=1; last;} }
831: my $inlinebuttons='';
832: if ($addremote) {
833:
834: #SD START (work in progress!)
835: Apache::lonhtmlcommon::clear_breadcrumb_tools();
836: # Arrows for navigation
837: Apache::lonhtmlcommon::add_breadcrumb_tool( 'A', $inlineremote[21] );
838: Apache::lonhtmlcommon::add_breadcrumb_tool( 'A', $inlineremote[23] );
839: if(hidden_button_check() ne 'yes'){
840: # notes
841: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[93]);
842: # bookmark
843: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[91]);
844: # evaluate
845: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[81]);
846: # feedback
847: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[82]);
848: # print
849: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[83]);
850: # metadata
851: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[63]);
852:
853: # ?
854: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[61]);
855: # ?
856: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[71]);
857: # ?
858: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[72]);
859: # ?
860: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[73]);
861: # ?
862: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[92]);
863:
864: }
865:
866: #SD END
867: # # Registered, textual output
868: # if ( $env{'environment.icons'} eq 'iconsonly' ) {
869: # $inlinebuttons = (<<ENDARROWSINLINE);
870: #<tr><td>
871: #$inlineremote[21] $inlineremote[23]
872: #ENDARROWSINLINE
873: # if ( &hidden_button_check() ne 'yes' ) {
874: # $inlinebuttons .= (<<ENDINLINEICONS);
875: #$inlineremote[61] $inlineremote[63]
876: #$inlineremote[71] $inlineremote[72] $inlineremote[73]
877: #$inlineremote[81] $inlineremote[82] $inlineremote[83]
878: #$inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
879: #ENDINLINEICONS
880: # }
881: # } else { # not iconsonly
882: # if ( $inlineremote[21] ne '' || $inlineremote[23] ne '' ) {
883: # $inlinebuttons = (<<ENDFIRSTLINE);
884: #<tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
885: #ENDFIRSTLINE
886: # }
887: # if ( &hidden_button_check() ne 'yes' ) {
888: # foreach my $row ( 6 .. 9 ) {
889: # if ( $inlineremote[ ${row} . '1' ] ne ''
890: # || $inlineremote[ $row . '2' ] ne ''
891: # || $inlineremote[ $row . '3' ] ne '' )
892: # {
893: # $inlinebuttons .= <<"ENDLINE";
894: #<tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
895: #ENDLINE
896: # }
897: # }
898: # }
899: # }
900: }
901: #SD see below
902: $breadcrumb = &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
903: $result =(<<ENDREGTEXT);
904: <script type="text/javascript">
905: // BEGIN LON-CAPA Internal
906: </script>
907: $timesync
908: $breadcrumb
909: <!--$tablestart--!>
910: <!--$inlinebuttons--!>
911: <!--$tableend --!>
912: $newmail
913: <!--$separator--!>
914: <script type="text/javascript">
915: // END LON-CAPA Internal
916: </script>
917:
918: ENDREGTEXT
919: # Registered, graphical output
920: } else {
921: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
922: $requri=&Apache::lonenc::check_encrypt(&unescape($requri));
923: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
924: my $navstatus=&get_nav_status();
925: my $clearcstr;
926:
927: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
928: $result = (<<ENDREGTHIS);
929:
930: <script type="text/javascript">
931: // <![CDATA[
932: // BEGIN LON-CAPA Internal
933: var swmenu=null;
934:
935: function LONCAPAreg() {
936: swmenu=$reopen;
937: swmenu.clearTimeout(swmenu.menucltim);
938: $timesync
939: $newmail
940: $buttons
941: swmenu.currentURL="$requri";
942: swmenu.reloadURL=swmenu.currentURL+window.location.search;
943: swmenu.currentSymb="$cursymb";
944: swmenu.reloadSymb="$cursymb";
945: swmenu.currentStale=0;
946: $navstatus
947: $hwkadd
948: $editbutton
949: }
950:
951: function LONCAPAstale() {
952: swmenu=$reopen
953: swmenu.currentStale=1;
954: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
955: swmenu.switchbutton
956: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
957: }
958: swmenu.clearbut(7,2);
959: swmenu.clearbut(7,3);
960: swmenu.menucltim=swmenu.setTimeout(
961: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
962: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
963: 2000);
964: }
965:
966: // END LON-CAPA Internal
967: // ]]>
968: </script>
969: ENDREGTHIS
970: }
971: # =============================================================================
972: } else {
973: # ========================================== This can or will not be registered
974: if ($noremote) {
975: # Not registered
976: $result= (<<ENDDONOTREGTEXT);
977: ENDDONOTREGTEXT
978: } else {
979: # Not registered, graphical
980: $result = (<<ENDDONOTREGTHIS);
981:
982: <script type="text/javascript">
983: // <![CDATA[
984: // BEGIN LON-CAPA Internal
985: var swmenu=null;
986:
987: function LONCAPAreg() {
988: swmenu=$reopen
989: $timesync
990: swmenu.currentStale=1;
991: swmenu.clearbut(2,1);
992: swmenu.clearbut(2,3);
993: swmenu.clearbut(8,1);
994: swmenu.clearbut(8,2);
995: swmenu.clearbut(8,3);
996: if (swmenu.currentURL) {
997: swmenu.switchbutton
998: (3,1,'reload.gif','return','location','go(currentURL)');
999: } else {
1000: swmenu.clearbut(3,1);
1001: }
1002: }
1003:
1004: function LONCAPAstale() {
1005: }
1006:
1007: // END LON-CAPA Internal
1008: // ]]>
1009: </script>
1010: ENDDONOTREGTHIS
1011: }
1012: # =============================================================================
1013: }
1014: return $result;
1015: }
1016:
1017: sub is_course_upload {
1018: my ($file,$cnum,$cdom) = @_;
1019: my $uploadpath = &LONCAPA::propath($cdom,$cnum);
1020: $uploadpath =~ s{^\/}{};
1021: if (($file =~ m{^\Q$uploadpath\E/userfiles/docs/}) ||
1022: ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/docs/})) {
1023: return 1;
1024: }
1025: return;
1026: }
1027:
1028: sub edit_course_upload {
1029: my ($file,$cnum,$cdom) = @_;
1030: my $cfile;
1031: if ($file =~/\.(htm|html|css|js|txt)$/) {
1032: my $ext = $1;
1033: my $url = &Apache::lonnet::hreflocation('',$file);
1034: my $home = &Apache::lonnet::homeserver($cnum,$cdom);
1035: my @ids=&Apache::lonnet::current_machine_ids();
1036: my $dest;
1037: if ($home && grep(/^\Q$home\E$/,@ids)) {
1038: $dest = $url.'?forceedit=1';
1039: } else {
1040: unless (&Apache::lonnet::get_locks()) {
1041: $dest = '/adm/switchserver?otherserver='.
1042: $home.'&role='.$env{'request.role'}.
1043: '&url='.$url.'&forceedit=1';
1044: }
1045: }
1046: if ($dest) {
1047: $cfile = &HTML::Entities::encode($dest,'"<>&');
1048: }
1049: }
1050: return $cfile;
1051: }
1052:
1053: sub loadevents() {
1054: if ($env{'request.state'} eq 'construct' ||
1055: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1056: return 'LONCAPAreg();';
1057: }
1058:
1059: sub unloadevents() {
1060: if ($env{'request.state'} eq 'construct' ||
1061: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1062: return 'LONCAPAstale();';
1063: }
1064:
1065:
1066: sub startupremote {
1067: my ($lowerurl)=@_;
1068: if ($env{'environment.remote'} eq 'off') {
1069: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
1070: }
1071: #
1072: # The Remote actually gets launched!
1073: #
1074: my $configmenu=&rawconfig();
1075: my $esclowerurl=&escape($lowerurl);
1076: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
1077: return(<<ENDREMOTESTARTUP);
1078: <script type="text/javascript">
1079: // <![CDATA[
1080: var timestart;
1081: function wheelswitch() {
1082: if (typeof(document.wheel) != 'undefined') {
1083: if (typeof(document.wheel.spin) != 'undefined') {
1084: var date=new Date();
1085: var waited=Math.round(30-((date.getTime()-timestart)/1000));
1086: document.wheel.spin.value=$message;
1087: }
1088: }
1089: if (window.status=='|') {
1090: window.status='/';
1091: } else {
1092: if (window.status=='/') {
1093: window.status='-';
1094: } else {
1095: if (window.status=='-') {
1096: window.status='\\\\';
1097: } else {
1098: if (window.status=='\\\\') { window.status='|'; }
1099: }
1100: }
1101: }
1102: }
1103:
1104: // ---------------------------------------------------------- The wait function
1105: var canceltim;
1106: function wait() {
1107: if ((menuloaded==1) || (tim==1)) {
1108: window.status='Done.';
1109: if (tim==0) {
1110: clearTimeout(canceltim);
1111: $configmenu
1112: window.location='$lowerurl';
1113: } else {
1114: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1115: }
1116: } else {
1117: wheelswitch();
1118: setTimeout('wait();',200);
1119: }
1120: }
1121:
1122: function main() {
1123: canceltim=setTimeout('tim=1;',30000);
1124: window.status='-';
1125: var date=new Date();
1126: timestart=date.getTime();
1127: wait();
1128: }
1129:
1130: // ]]>
1131: </script>
1132: ENDREMOTESTARTUP
1133: }
1134:
1135: sub setflags() {
1136: return(<<ENDSETFLAGS);
1137: <script type="text/javascript">
1138: // <![CDATA[
1139: menuloaded=0;
1140: tim=0;
1141: // ]]>
1142: </script>
1143: ENDSETFLAGS
1144: }
1145:
1146: sub maincall() {
1147: if ($env{'environment.remote'} eq 'off') { return ''; }
1148: return(<<ENDMAINCALL);
1149: <script type="text/javascript">
1150: // <![CDATA[
1151: main();
1152: // ]]>
1153: </script>
1154: ENDMAINCALL
1155: }
1156:
1157: sub load_remote_msg {
1158: my ($lowerurl)=@_;
1159:
1160: if ($env{'environment.remote'} eq 'off') { return ''; }
1161:
1162: my $esclowerurl=&escape($lowerurl);
1163: my $link=&mt('[_1]Continue[_2] on in Inline Menu mode'
1164: ,'<a href="/adm/remote?action=collapse&url='.$esclowerurl.'">'
1165: ,'</a>');
1166: return(<<ENDREMOTEFORM);
1167: <p>
1168: <form name="wheel">
1169: <input name="spin" type="text" size="60" />
1170: </form>
1171: </p>
1172: <p>$link</p>
1173: ENDREMOTEFORM
1174: }
1175:
1176: sub get_menu_name {
1177: my $hostid = $Apache::lonnet::perlvar{'lonHostID'};
1178: $hostid =~ s/\W//g;
1179: return 'LCmenu'.$hostid;
1180: }
1181:
1182:
1183: sub reopenmenu {
1184: if ($env{'environment.remote'} eq 'off') { return ''; }
1185: my $menuname = &get_menu_name();
1186: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1187: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1188: }
1189:
1190:
1191: sub open {
1192: my $returnval='';
1193: if ($env{'environment.remote'} eq 'off') {
1194: return
1195: '<script type="text/javascript">'."\n"
1196: .'// <![CDATA['."\n"
1197: .'self.name="loncapaclient";'."\n"
1198: .'// ]]>'."\n"
1199: .'</script>';
1200: }
1201: my $menuname = &get_menu_name();
1202:
1203: # unless (shift eq 'unix') {
1204: # resizing does not work on linux because of virtual desktop sizes
1205: # $returnval.=(<<ENDRESIZE);
1206: #if (window.screen) {
1207: # self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1208: # self.moveTo(190,15);
1209: #}
1210: #ENDRESIZE
1211: # }
1212: $returnval=(<<ENDOPEN);
1213: // <![CDATA[
1214: window.status='Opening LON-CAPA Remote Control';
1215: var menu=window.open("/res/adm/pages/menu.html?inhibitmenu=yes","$menuname",
1216: "height=375,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1217: self.name='loncapaclient';
1218: // ]]>
1219: ENDOPEN
1220: return '<script type="text/javascript">'.$returnval.'</script>';
1221: }
1222:
1223:
1224: # ================================================================== Raw Config
1225:
1226: sub clear {
1227: my ($row,$col)=@_;
1228: unless ($env{'environment.remote'} eq 'off') {
1229: if (($row<1) || ($row>13)) { return ''; }
1230: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1231: } else {
1232: $inlineremote[10*$row+$col]='';
1233: return '';
1234: }
1235: }
1236:
1237: # ============================================ Switch a button or create a link
1238: # Switch acts on the javascript that is executed when a button is clicked.
1239: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1240:
1241: sub switch {
1242: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat,$nobreak)=@_;
1243: $act=~s/\$uname/$uname/g;
1244: $act=~s/\$udom/$udom/g;
1245: $top=&mt($top);
1246: $bot=&mt($bot);
1247: $desc=&mt($desc);
1248: if (($env{'environment.remote'} ne 'off') || ($env{'environment.icons'} eq 'classic')) {
1249: $img=&mt($img);
1250: }
1251: my $idx=10*$row+$col;
1252: $category_members{$cat}.=':'.$idx;
1253:
1254: unless ($env{'environment.remote'} eq 'off') {
1255: if (($row<1) || ($row>13)) { return ''; }
1256: # Remote
1257: return "\n".
1258: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1259: } else {
1260: # Inline Remote
1261: if ($env{'environment.icons'} ne 'classic') {
1262: $img=~s/\.gif$/\.png/;
1263: }
1264: if ($nobreak==2) { return ''; }
1265: my $text=$top.' '.$bot;
1266: $text=~s/\s*\-\s*//gs;
1267:
1268: my $pic=
1269: '<img alt="'.$text.'" src="'.
1270: &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
1271: '" align="'.($nobreak==3?'right':'left').'" class="LC_icon" />';
1272: if ($env{'browser.interface'} eq 'faketextual') {
1273: # Main Menu
1274: if ($nobreak==3) {
1275: $inlineremote[$idx]="\n".
1276: '<td class="LC_menubuttons_text" align="right">'.$text.
1277: '</td><td align="left">'.
1278: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
1279: } elsif ($nobreak) {
1280: $inlineremote[$idx]="\n<tr>".
1281: '<td align="left">'.
1282: '<a href="javascript:'.$act.';">'.$pic.'</a></td>
1283: <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>';
1284: } else {
1285: $inlineremote[$idx]="\n<tr>".
1286: '<td align="left">'.
1287: '<a href="javascript:'.$act.';">'.$pic.
1288: '</a></td><td class="LC_menubuttons_text" colspan="3">'.
1289: '<a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$desc.'</span></a></td></tr>';
1290: }
1291: } else {
1292: # Inline Menu
1293: if ($env{'environment.icons'} eq 'iconsonly') {
1294: $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
1295: } else {
1296: $inlineremote[$idx]=
1297: '<a title="'.$desc.'" class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
1298: '<span class="LC_menubuttons_inline_text">'.$desc.'</span></a>';
1299: }
1300: }
1301: }
1302: return '';
1303: }
1304:
1305: sub secondlevel {
1306: my $output='';
1307: my
1308: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat)=@_;
1309: if ($prt eq 'any') {
1310: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1311: } elsif ($prt=~/^r(\w+)/) {
1312: if ($rol eq $1) {
1313: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1314: }
1315: }
1316: return $output;
1317: }
1318:
1319: sub openmenu {
1320: my $menuname = &get_menu_name();
1321: if ($env{'environment.remote'} eq 'off') { return ''; }
1322: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1323: return "window.open(".$nothing.",'".$menuname."');";
1324: }
1325:
1326: sub inlinemenu {
1327: undef(@inlineremote);
1328: undef(%category_members);
1329: # calling rawconfig with "1" will evaluate mydesk.tab, even if there is no active remote control
1330: &rawconfig(1);
1331: my $output='<table id="LC_mainmenu"><tr>';
1332: for (my $col=1; $col<=2; $col++) {
1333: $output.='<td class="LC_mainmenu_col_fieldset">';
1334: for (my $row=1; $row<=8; $row++) {
1335: foreach my $cat (keys(%category_members)) {
1336: if ($category_positions{$cat} ne "$col,$row") { next; }
1337: #$output.='<table><tr><td colspan="4" class="LC_menubuttons_category">'.&mt($category_names{$cat}).'</td></tr>';
1338: $output.='<div class="LC_Box">';
1339: $output.='<h4 class="LC_hcell">'.&mt($category_names{$cat}).'</h4>';
1340: $output.='<table>';
1341: my %active=();
1342: foreach my $menu_item (split(/\:/,$category_members{$cat})) {
1343: if ($inlineremote[$menu_item]) {
1344: $active{$menu_item}=1;
1345: }
1346: }
1347: foreach my $item (sort(keys(%active))) {
1348: $output.=$inlineremote[$item];
1349: }
1350: $output.='</table>';
1351: $output.='</div>';
1352: }
1353: }
1354: $output.="</td>";
1355: }
1356: $output.="</tr></table>";
1357: return $output;
1358: }
1359:
1360: sub rawconfig {
1361: #
1362: # This evaluates mydesk.tab
1363: # Need to add more positions and more privileges to deal with all
1364: # menu items.
1365: #
1366: my $textualoverride=shift;
1367: my $output='';
1368: unless ($env{'environment.remote'} eq 'off') {
1369: $output.=
1370: "window.status='Opening Remote Control';var swmenu=".&openmenu().
1371: "\nwindow.status='Configuring Remote Control ';";
1372: } else {
1373: unless ($textualoverride) { return ''; }
1374: }
1375: my $uname=$env{'user.name'};
1376: my $udom=$env{'user.domain'};
1377: my $adv=$env{'user.adv'};
1378: my $show_course=&Apache::loncommon::show_course();
1379: my $author=$env{'user.author'};
1380: my $crs='';
1381: my $crstype='';
1382: if ($env{'request.course.id'}) {
1383: $crs='/'.$env{'request.course.id'};
1384: if ($env{'request.course.sec'}) {
1385: $crs.='_'.$env{'request.course.sec'};
1386: }
1387: $crs=~s/\_/\//g;
1388: $crstype = &Apache::loncommon::course_type();
1389: }
1390: my $pub=($env{'request.state'} eq 'published');
1391: my $con=($env{'request.state'} eq 'construct');
1392: my $rol=$env{'request.role'};
1393: my $requested_domain = $env{'request.role.domain'};
1394: foreach my $line (@desklines) {
1395: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
1396: $prt=~s/\$uname/$uname/g;
1397: $prt=~s/\$udom/$udom/g;
1398: if ($prt =~ /\$crs/) {
1399: next unless ($env{'request.course.id'});
1400: next if ($crstype eq 'Community');
1401: $prt=~s/\$crs/$crs/g;
1402: } elsif ($prt =~ /\$cmty/) {
1403: next unless ($env{'request.course.id'});
1404: next if ($crstype ne 'Community');
1405: $prt=~s/\$cmty/$crs/g;
1406: }
1407: $prt=~s/\$requested_domain/$requested_domain/g;
1408: if ($category_names{$cat}!~/\w/) { $cat='oth'; }
1409: if ($pro eq 'clear') {
1410: $output.=&clear($row,$col);
1411: } elsif ($pro eq 'any') {
1412: $output.=&secondlevel(
1413: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1414: } elsif ($pro eq 'smp') {
1415: unless ($adv) {
1416: $output.=&secondlevel(
1417: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1418: }
1419: } elsif ($pro eq 'adv') {
1420: if ($adv) {
1421: $output.=&secondlevel(
1422: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1423: }
1424: } elsif ($pro eq 'shc') {
1425: if ($show_course) {
1426: $output.=&secondlevel(
1427: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1428: }
1429: } elsif ($pro eq 'nsc') {
1430: if (!$show_course) {
1431: $output.=&secondlevel(
1432: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1433: }
1434: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1435: my $priv = $1;
1436: if ($priv =~ /^mdc(Course|Community)/) {
1437: if ($crstype eq $1) {
1438: $priv = 'mdc';
1439: } else {
1440: next;
1441: }
1442: }
1443: if (&Apache::lonnet::allowed($priv,$prt)) {
1444: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1445: }
1446: } elsif ($pro eq 'course') {
1447: if (($env{'request.course.fn'}) && ($crstype ne 'Community')) {
1448: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1449: }
1450: } elsif ($pro eq 'community') {
1451: if (($env{'request.course.fn'}) && ($crstype eq 'Community')) {
1452: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1453: }
1454: } elsif ($pro =~ /^courseenv_(.*)$/) {
1455: my $key = $1;
1456: if (($env{'course.'.$env{'request.course.id'}.'.'.$key}) &&
1457: ($crstype ne 'Community')) {
1458: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1459: }
1460: } elsif ($pro =~ /^communityenv_(.*)$/) {
1461: my $key = $1;
1462: if (($env{'course.'.$env{'request.course.id'}.'.'.$key}) &&
1463: ($crstype eq 'Community')) {
1464: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1465: }
1466: } elsif ($pro =~ /^course_(.*)$/) {
1467: # Check for permissions inside of a course
1468: if (($env{'request.course.id'}) && ($crstype ne 'Community') &&
1469: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1470: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1471: )) {
1472: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1473: }
1474: } elsif ($pro =~ /^community_(.*)$/) {
1475: # Check for permissions inside of a community
1476: if (($env{'request.course.id'}) && ($crstype eq 'Community') &&
1477: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1478: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1479: )) {
1480: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1481: }
1482: } elsif ($pro eq 'author') {
1483: if ($author) {
1484: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
1485: (($prt eq 'raa') && ($env{'request.role'}=~/^aa/)) ||
1486: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
1487: # Check that we are on the correct machine
1488: my $cadom=$requested_domain;
1489: my $caname=$env{'user.name'};
1490: if (($prt eq 'rca') || ($prt eq 'raa')) {
1491: ($cadom,$caname)=
1492: ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
1493: }
1494: $act =~ s/\$caname/$caname/g;
1495: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1496: my $allowed=0;
1497: my @ids=&Apache::lonnet::current_machine_ids();
1498: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
1499: if ($allowed) {
1500: $output.=&switch($caname,$cadom,
1501: $row,$col,$img,$top,$bot,$act,$desc,$cat);
1502: }
1503: }
1504: }
1505: } elsif ($pro eq 'tools') {
1506: my @tools = ('aboutme','blog','portfolio');
1507: if (grep(/^\Q$prt\E$/,@tools)) {
1508: if (!&Apache::lonnet::usertools_access($env{'user.name'},
1509: $env{'user.domain'},
1510: $prt,undef,'tools')) {
1511: $output.=&clear($row,$col);
1512: next;
1513: }
1514: } elsif (($prt eq 'reqcrsnsc') || ($prt eq 'reqcrsshc')) {
1515: if (($prt eq 'reqcrsnsc') && ($show_course)) {
1516: next;
1517: }
1518: if (($prt eq 'reqcrsshc') && (!$show_course)) {
1519: next;
1520: }
1521: my $showreqcrs = &check_for_rcrs();
1522: if (!$showreqcrs) {
1523: $output.=&clear($row,$col);
1524: next;
1525: }
1526: }
1527: $prt='any';
1528: $output.=&secondlevel(
1529: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1530: }
1531: }
1532: unless ($env{'environment.remote'} eq 'off') {
1533: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1534: if (&Apache::lonmsg::newmail()) {
1535: $output.='swmenu.setstatus("you have","messages");';
1536: }
1537: }
1538:
1539: return $output;
1540: }
1541:
1542: sub check_for_rcrs {
1543: my $showreqcrs = 0;
1544: my @reqtypes = ('official','unofficial','community');
1545: foreach my $type (@reqtypes) {
1546: if (&Apache::lonnet::usertools_access($env{'user.name'},
1547: $env{'user.domain'},
1548: $type,undef,'requestcourses')) {
1549: $showreqcrs = 1;
1550: last;
1551: }
1552: }
1553: if (!$showreqcrs) {
1554: foreach my $type (@reqtypes) {
1555: if ($env{'environment.reqcrsotherdom.'.$type} ne '') {
1556: $showreqcrs = 1;
1557: last;
1558: }
1559: }
1560: }
1561: return $showreqcrs;
1562: }
1563:
1564: # ======================================================================= Close
1565:
1566: sub close {
1567: if ($env{'environment.remote'} eq 'off') { return ''; }
1568: my $menuname = &get_menu_name();
1569: return(<<ENDCLOSE);
1570: <script type="text/javascript">
1571: // <![CDATA[
1572: window.status='Accessing Remote Control';
1573: menu=window.open("/adm/rat/empty.html","$menuname",
1574: "height=350,width=150,scrollbars=no,menubar=no");
1575: window.status='Disabling Remote Control';
1576: menu.active=0;
1577: menu.autologout=0;
1578: window.status='Closing Remote Control';
1579: menu.close();
1580: window.status='Done.';
1581: // ]]>
1582: </script>
1583: ENDCLOSE
1584: }
1585:
1586: # ====================================================================== Footer
1587:
1588: sub footer {
1589:
1590: }
1591:
1592: sub nav_control_js {
1593: my $nav=($env{'environment.remotenavmap'} eq 'on');
1594: return (<<NAVCONTROL);
1595: var w_loncapanav_flag="$nav";
1596:
1597:
1598: function gonav(url) {
1599: if (w_loncapanav_flag != 1) {
1600: gopost(url,'');
1601: } else {
1602: navwindow=window.open(url,
1603: "loncapanav","height=600,width=400,scrollbars=1");
1604: }
1605: }
1606: NAVCONTROL
1607: }
1608:
1609: sub utilityfunctions {
1610: my $caller = shift;
1611: unless ($env{'environment.remote'} eq 'off' ||
1612: $caller eq '/adm/menu') {
1613: return ''; }
1614:
1615: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1616: if ($currenturl =~ m{^/adm/wrapper/ext/}) {
1617: if ($env{'request.external.querystring'}) {
1618: $currenturl .= ($currenturl=~/\?/)?'&':'?'.$env{'request.external.querystring'};
1619: }
1620: }
1621: $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
1622:
1623: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1624: my $nav_control=&nav_control_js();
1625:
1626: my $start_page_annotate =
1627: &Apache::loncommon::start_page('Annotator',undef,
1628: {'only_body' => 1,
1629: 'js_ready' => 1,
1630: 'bgcolor' => '#BBBBBB',
1631: 'add_entries' => {
1632: 'onload' => 'javascript:document.goannotate.submit();'}});
1633:
1634: my $end_page_annotate =
1635: &Apache::loncommon::end_page({'js_ready' => 1});
1636:
1637: my $start_page_bookmark =
1638: &Apache::loncommon::start_page('Bookmarks',undef,
1639: {'only_body' => 1,
1640: 'js_ready' => 1,
1641: 'bgcolor' => '#BBBBBB',});
1642:
1643: my $end_page_bookmark =
1644: &Apache::loncommon::end_page({'js_ready' => 1});
1645:
1646: return (<<ENDUTILITY)
1647:
1648: var currentURL="$currenturl";
1649: var reloadURL="$currenturl";
1650: var currentSymb="$currentsymb";
1651:
1652: $nav_control
1653:
1654: function go(url) {
1655: if (url!='' && url!= null) {
1656: currentURL = null;
1657: currentSymb= null;
1658: window.location.href=url;
1659: }
1660: }
1661:
1662: function gotop(url) {
1663: if (url!='' && url!= null) {
1664: top.location.href = url;
1665: }
1666: }
1667:
1668: function gopost(url,postdata) {
1669: if (url!='') {
1670: this.document.server.action=url;
1671: this.document.server.postdata.value=postdata;
1672: this.document.server.command.value='';
1673: this.document.server.url.value='';
1674: this.document.server.symb.value='';
1675: this.document.server.submit();
1676: }
1677: }
1678:
1679: function gocmd(url,cmd) {
1680: if (url!='') {
1681: this.document.server.action=url;
1682: this.document.server.postdata.value='';
1683: this.document.server.command.value=cmd;
1684: this.document.server.url.value=currentURL;
1685: this.document.server.symb.value=currentSymb;
1686: this.document.server.submit();
1687: }
1688: }
1689:
1690: function gocstr(url,filename) {
1691: if (url == '/adm/cfile?action=delete') {
1692: this.document.cstrdelete.filename.value = filename
1693: this.document.cstrdelete.submit();
1694: return;
1695: }
1696: if (url == '/adm/printout') {
1697: this.document.cstrprint.postdata.value = filename
1698: this.document.cstrprint.curseed.value = 0;
1699: this.document.cstrprint.problemtype.value = 0;
1700: if (this.document.lonhomework) {
1701: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1702: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1703: }
1704: if (this.document.lonhomework.problemtype) {
1705: if (this.document.lonhomework.problemtype.value) {
1706: this.document.cstrprint.problemtype.value =
1707: this.document.lonhomework.problemtype.value;
1708: } else if (this.document.lonhomework.problemtype.options) {
1709: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1710: if (this.document.lonhomework.problemtype.options[i].selected) {
1711: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1712: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1713: }
1714: }
1715: }
1716: }
1717: }
1718: }
1719: this.document.cstrprint.submit();
1720: return;
1721: }
1722: if (url !='') {
1723: this.document.constspace.filename.value = filename;
1724: this.document.constspace.action = url;
1725: this.document.constspace.submit();
1726: }
1727: }
1728:
1729: function golist(url) {
1730: if (url!='' && url!= null) {
1731: currentURL = null;
1732: currentSymb= null;
1733: top.location.href=url;
1734: }
1735: }
1736:
1737:
1738:
1739: function catalog_info() {
1740: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1741: }
1742:
1743: function chat_win() {
1744: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=480,resizable=yes,location=no,menubar=no,toolbar=no');
1745: }
1746:
1747: function group_chat(group) {
1748: var url = '/adm/groupchat?group='+group;
1749: var winName = 'LONchat_'+group;
1750: grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1751: }
1752:
1753: function edit_bookmarks() {
1754: go('');
1755: w_BookmarkPal_flag=1;
1756: bookmarkpal=window.open("/adm/bookmarks",
1757: "BookmarkPal", "width=400,height=505,scrollbars=0");
1758: }
1759:
1760: function annotate() {
1761: w_Annotator_flag=1;
1762: annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
1763: annotator.document.write(
1764: '$start_page_annotate'
1765: +"<form name='goannotate' target='Annotator' method='post' "
1766: +"action='/adm/annotations'>"
1767: +"<input type='hidden' name='symbnew' value='"+currentSymb+"' />"
1768: +"<\\/form>"
1769: +'$end_page_annotate');
1770: annotator.document.close();
1771: }
1772:
1773: function set_bookmark() {
1774: go('');
1775: clienttitle=document.title;
1776: clienthref=location.pathname;
1777: w_bmquery_flag=1;
1778: bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
1779: bmquery.document.write(
1780: '$start_page_bookmark'
1781: +'<center><form method="post"'
1782: +' name="newlink" action="/adm/bookmarks" target="bmquery" '
1783: +'> <table width="340" height="150" '
1784: +'bgcolor="#FFFFFF" align="center"><tr><td>Link Name:<br /><input '
1785: +'type="text" name="title" size="45" value="'+clienttitle+'" />'
1786: +'<br />Address:<br /><input type="text" name="address" size="45" '
1787: +'value="'+clienthref+'" /><br /><center><input type="submit" '
1788: +'value="Save" /> <input type="button" value="Close" '
1789: +'onclick="javascript:window.close();" /></center></td>'
1790: +'</tr></table></form></center>'
1791: +'$end_page_bookmark' );
1792: bmquery.document.close();
1793: }
1794:
1795: ENDUTILITY
1796: }
1797:
1798: sub serverform {
1799: return(<<ENDSERVERFORM);
1800: <form name="server" action="/adm/logout" method="post" target="_top">
1801: <input type="hidden" name="postdata" value="none" />
1802: <input type="hidden" name="command" value="none" />
1803: <input type="hidden" name="url" value="none" />
1804: <input type="hidden" name="symb" value="none" />
1805: </form>
1806: ENDSERVERFORM
1807: }
1808:
1809: sub constspaceform {
1810: return(<<ENDCONSTSPACEFORM);
1811: <form name="constspace" action="/adm/logout" method="post" target="_top">
1812: <input type="hidden" name="filename" value="" />
1813: </form>
1814: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1815: <input type="hidden" name="action" value="delete" />
1816: <input type="hidden" name="filename" value="" />
1817: </form>
1818: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1819: <input type="hidden" name="postdata" value="" />
1820: <input type="hidden" name="curseed" value="" />
1821: <input type="hidden" name="problemtype" value="" />
1822: </form>
1823:
1824: ENDCONSTSPACEFORM
1825: }
1826:
1827:
1828: sub get_nav_status {
1829: my $navstatus="swmenu.w_loncapanav_flag=";
1830: if ($env{'environment.remotenavmap'} eq 'on') {
1831: $navstatus.="1";
1832: } else {
1833: $navstatus.="-1";
1834: }
1835: return $navstatus;
1836: }
1837:
1838: sub hidden_button_check {
1839: my $hidden;
1840: if ($env{'request.course.id'} eq '') {
1841: return;
1842: }
1843: if ($env{'request.role.adv'}) {
1844: return;
1845: }
1846: my $buttonshide = &Apache::lonnet::EXT('resource.0.buttonshide');
1847: return $buttonshide;
1848: }
1849:
1850: sub roles_selector {
1851: my ($cdom,$cnum) = @_;
1852: my $crstype = &Apache::loncommon::course_type();
1853: my $now = time;
1854: my (%courseroles,%seccount);
1855: my $is_cc;
1856: my $role_selector;
1857: my $ccrole;
1858: if ($crstype eq 'Community') {
1859: $ccrole = 'co';
1860: } else {
1861: $ccrole = 'cc';
1862: }
1863: if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
1864: my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
1865:
1866: if ((($start) && ($start<0)) ||
1867: (($end) && ($end<$now)) ||
1868: (($start) && ($now<$start))) {
1869: $is_cc = 0;
1870: } else {
1871: $is_cc = 1;
1872: }
1873: }
1874: if ($is_cc) {
1875: &get_all_courseroles($cdom,$cnum,\%courseroles,\%seccount);
1876: } else {
1877: my %gotnosection;
1878: foreach my $item (keys(%env)) {
1879: if ($item =~ m-^user\.role\.([^.]+)\./\Q$cdom\E/\Q$cnum\E/?(\w*)$-) {
1880: my $role = $1;
1881: my $sec = $2;
1882: next if ($role eq 'gr');
1883: my ($start,$end) = split(/\./,$env{$item});
1884: next if (($start && $start > $now) || ($end && $end < $now));
1885: if ($sec eq '') {
1886: if (!$gotnosection{$role}) {
1887: $seccount{$role} ++;
1888: $gotnosection{$role} = 1;
1889: }
1890: }
1891: if (ref($courseroles{$role}) eq 'ARRAY') {
1892: if ($sec ne '') {
1893: if (!grep(/^\Q$sec\E$/,@{$courseroles{$role}})) {
1894: push(@{$courseroles{$role}},$sec);
1895: $seccount{$role} ++;
1896: }
1897: }
1898: } else {
1899: @{$courseroles{$role}} = ();
1900: if ($sec ne '') {
1901: $seccount{$role} ++;
1902: push(@{$courseroles{$role}},$sec);
1903: }
1904: }
1905: }
1906: }
1907: }
1908: my $switchtext;
1909: if ($crstype eq 'Community') {
1910: $switchtext = &mt('Switch community role to...')
1911: } else {
1912: $switchtext = &mt('Switch course role to...')
1913: }
1914: my @roles_order = ($ccrole,'in','ta','ep','ad','st');
1915: if (keys(%courseroles) > 1) {
1916: $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles);
1917: $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
1918: <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
1919: $role_selector .= '<option value="">'.$switchtext.'</option>';
1920: foreach my $role (@roles_order) {
1921: if (defined($courseroles{$role})) {
1922: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role,$crstype).'</option>';
1923: }
1924: }
1925: foreach my $role (sort(keys(%courseroles))) {
1926: if ($role =~ /^cr/) {
1927: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1928: }
1929: }
1930: $role_selector .= '</select>'."\n".
1931: '<input type="hidden" name="destinationurl" value="'.
1932: &HTML::Entities::encode($ENV{'REQUEST_URI'}).'" />'."\n".
1933: '<input type="hidden" name="gotorole" value="1" />'."\n".
1934: '<input type="hidden" name="selectrole" value="" />'."\n".
1935: '<input type="hidden" name="switch" value="1" />'."\n".
1936: '</form>';
1937: }
1938: return $role_selector;
1939: }
1940:
1941: sub get_all_courseroles {
1942: my ($cdom,$cnum,$courseroles,$seccount) = @_;
1943: unless ((ref($courseroles) eq 'HASH') && (ref($seccount) eq 'HASH')) {
1944: return;
1945: }
1946: my ($result,$cached) =
1947: &Apache::lonnet::is_cached_new('getcourseroles',$cdom.'_'.$cnum);
1948: if (defined($cached)) {
1949: if (ref($result) eq 'HASH') {
1950: if ((ref($result->{'roles'}) eq 'HASH') &&
1951: (ref($result->{'seccount'}) eq 'HASH')) {
1952: %{$courseroles} = %{$result->{'roles'}};
1953: %{$seccount} = %{$result->{'seccount'}};
1954: return;
1955: }
1956: }
1957: }
1958: my %gotnosection;
1959: my %adv_roles =
1960: &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
1961: foreach my $role (keys(%adv_roles)) {
1962: my ($urole,$usec) = split(/:/,$role);
1963: if (!$gotnosection{$urole}) {
1964: $seccount->{$urole} ++;
1965: $gotnosection{$urole} = 1;
1966: }
1967: if (ref($courseroles->{$urole}) eq 'ARRAY') {
1968: if ($usec ne '') {
1969: if (!grep(/^Q$usec\E$/,@{$courseroles->{$urole}})) {
1970: push(@{$courseroles->{$urole}},$usec);
1971: $seccount->{$urole} ++;
1972: }
1973: }
1974: } else {
1975: @{$courseroles->{$urole}} = ();
1976: if ($usec ne '') {
1977: $seccount->{$urole} ++;
1978: push(@{$courseroles->{$urole}},$usec);
1979: }
1980: }
1981: }
1982: my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum,['st']);
1983: @{$courseroles->{'st'}} = ();
1984: if (keys(%sections_count) > 0) {
1985: push(@{$courseroles->{'st'}},keys(%sections_count));
1986: $seccount->{'st'} = scalar(keys(%sections_count));
1987: }
1988: my $rolehash = {
1989: 'roles' => $courseroles,
1990: 'seccount' => $seccount,
1991: };
1992: &Apache::lonnet::do_cache_new('getcourseroles',$cdom.'_'.$cnum,$rolehash);
1993: return;
1994: }
1995:
1996: sub jump_to_role {
1997: my ($cdom,$cnum,$seccount,$courseroles) = @_;
1998: my %lt = &Apache::lonlocal::texthash(
1999: this => 'This role has section(s) associated with it.',
2000: ente => 'Enter a specific section.',
2001: orlb => 'Enter a specific section, or leave blank for no section.',
2002: avai => 'Available sections are:',
2003: youe => 'You entered an invalid section choice:',
2004: plst => 'Please try again',
2005: );
2006: my $js;
2007: if (ref($courseroles) eq 'HASH') {
2008: $js = ' var secpick = new Array("'.$lt{'ente'}.'","'.$lt{'orlb'}.'");'."\n".
2009: ' var numsec = new Array();'."\n".
2010: ' var rolesections = new Array();'."\n".
2011: ' var rolenames = new Array();'."\n".
2012: ' var roleseclist = new Array();'."\n";
2013: my @items = keys(%{$courseroles});
2014: for (my $i=0; $i<@items; $i++) {
2015: $js .= ' rolenames['.$i.'] = "'.$items[$i].'";'."\n";
2016: my ($secs,$secstr);
2017: if (ref($courseroles->{$items[$i]}) eq 'ARRAY') {
2018: my @sections = sort { $a <=> $b } @{$courseroles->{$items[$i]}};
2019: $secs = join('","',@sections);
2020: $secstr = join(', ',@sections);
2021: }
2022: $js .= ' rolesections['.$i.'] = new Array("'.$secs.'");'."\n".
2023: ' roleseclist['.$i.'] = "'.$secstr.'";'."\n".
2024: ' numsec['.$i.'] = "'.$seccount->{$items[$i]}.'";'."\n";
2025: }
2026: }
2027: return <<"END";
2028: <script type="text/javascript">
2029: //<![CDATA[
2030: function adhocRole(roleitem) {
2031: $js
2032: var newrole = document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
2033: if (newrole == '') {
2034: return;
2035: }
2036: var fullrole = newrole+'./$cdom/$cnum';
2037: var selidx = '';
2038: for (var i=0; i<rolenames.length; i++) {
2039: if (rolenames[i] == newrole) {
2040: selidx = i;
2041: }
2042: }
2043: var secok = 1;
2044: var secchoice = '';
2045: if (selidx >= 0) {
2046: if (numsec[selidx] > 1) {
2047: secok = 0;
2048: var numrolesec = rolesections[selidx].length;
2049: var msgidx = numsec[selidx] - numrolesec;
2050: secchoice = prompt("$lt{'this'}\\n"+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
2051: if (secchoice == '') {
2052: if (msgidx > 0) {
2053: secok = 1;
2054: }
2055: } else {
2056: for (var j=0; j<rolesections[selidx].length; j++) {
2057: if (rolesections[selidx][j] == secchoice) {
2058: secok = 1;
2059: }
2060: }
2061: }
2062: } else {
2063: if (rolesections[selidx].length == 1) {
2064: secchoice = rolesections[selidx][0];
2065: }
2066: }
2067: }
2068: if (secok == 1) {
2069: if (secchoice != '') {
2070: fullrole += '/'+secchoice;
2071: }
2072: } else {
2073: document.rolechooser.elements[roleitem].selectedIndex = 0;
2074: if (secchoice != null) {
2075: alert("$lt{'youe'} \\""+secchoice+"\\".\\n $lt{'plst'}");
2076: }
2077: return;
2078: }
2079: if (fullrole == "$env{'request.role'}") {
2080: return;
2081: }
2082: itemid = retrieveIndex('gotorole');
2083: if (itemid != -1) {
2084: document.rolechooser.elements[itemid].name = fullrole;
2085: }
2086: document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value = fullrole;
2087: document.rolechooser.selectrole.value = '1';
2088: document.rolechooser.submit();
2089: return;
2090: }
2091:
2092: function retrieveIndex(item) {
2093: for (var i=0;i<document.rolechooser.elements.length;i++) {
2094: if (document.rolechooser.elements[i].name == item) {
2095: return i;
2096: }
2097: }
2098: return -1;
2099: }
2100: // ]]>
2101: </script>
2102: END
2103: }
2104:
2105:
2106: # ================================================================ Main Program
2107:
2108: BEGIN {
2109: if (! defined($readdesk)) {
2110: {
2111: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
2112: if ( CORE::open( my $config,"<$tabfile") ) {
2113: while (my $configline=<$config>) {
2114: $configline=(split(/\#/,$configline))[0];
2115: $configline=~s/^\s+//;
2116: chomp($configline);
2117: if ($configline=~/^cat\:/) {
2118: my @entries=split(/\:/,$configline);
2119: $category_positions{$entries[2]}=$entries[1];
2120: $category_names{$entries[2]}=$entries[3];
2121: } elsif ($configline=~/^prim\:/) {
2122: my @entries = (split(/\:/, $configline))[1..5];
2123: push @primary_menu, \@entries;
2124: } elsif ($configline=~/^scnd\:/) {
2125: my @entries = (split(/\:/, $configline))[1..5];
2126: push @secondary_menu, \@entries;
2127: } elsif ($configline) {
2128: push(@desklines,$configline);
2129: }
2130: }
2131: CORE::close($config);
2132: }
2133: }
2134: $readdesk='done';
2135: }
2136: }
2137:
2138: 1;
2139: __END__
2140:
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