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[LON-CAPA] /
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lonmenu.pm
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Wed Nov 18 11:18:23 2009 UTC (14 years, 9 months ago) by
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Changed layout of head_subbox, which now uses less space.
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1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.303 2009/11/18 11:18:23 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: # Arrows for navigation
836: Apache::lonhtmlcommon::add_breadcrumb_tool( 'A', $inlineremote[21] );
837: Apache::lonhtmlcommon::add_breadcrumb_tool( 'A', $inlineremote[23] );
838: if(hidden_button_check() ne 'yes'){
839: # notes
840: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[93]);
841: # bookmark
842: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[91]);
843: # evaluate
844: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[81]);
845: # feedback
846: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[82]);
847: # print
848: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[83]);
849: # metadata
850: Apache::lonhtmlcommon::add_breadcrumb_tool( 'B', $inlineremote[63]);
851:
852: # ?
853: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[61]);
854: # ?
855: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[71]);
856: # ?
857: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[72]);
858: # ?
859: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[73]);
860: # ?
861: Apache::lonhtmlcommon::add_breadcrumb_tool( 'C', $inlineremote[92]);
862:
863: }
864:
865: #SD END
866: # # Registered, textual output
867: # if ( $env{'environment.icons'} eq 'iconsonly' ) {
868: # $inlinebuttons = (<<ENDARROWSINLINE);
869: #<tr><td>
870: #$inlineremote[21] $inlineremote[23]
871: #ENDARROWSINLINE
872: # if ( &hidden_button_check() ne 'yes' ) {
873: # $inlinebuttons .= (<<ENDINLINEICONS);
874: #$inlineremote[61] $inlineremote[63]
875: #$inlineremote[71] $inlineremote[72] $inlineremote[73]
876: #$inlineremote[81] $inlineremote[82] $inlineremote[83]
877: #$inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
878: #ENDINLINEICONS
879: # }
880: # } else { # not iconsonly
881: # if ( $inlineremote[21] ne '' || $inlineremote[23] ne '' ) {
882: # $inlinebuttons = (<<ENDFIRSTLINE);
883: #<tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
884: #ENDFIRSTLINE
885: # }
886: # if ( &hidden_button_check() ne 'yes' ) {
887: # foreach my $row ( 6 .. 9 ) {
888: # if ( $inlineremote[ ${row} . '1' ] ne ''
889: # || $inlineremote[ $row . '2' ] ne ''
890: # || $inlineremote[ $row . '3' ] ne '' )
891: # {
892: # $inlinebuttons .= <<"ENDLINE";
893: #<tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
894: #ENDLINE
895: # }
896: # }
897: # }
898: # }
899: }
900: #SD see below
901: $breadcrumb = &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
902: $result =(<<ENDREGTEXT);
903: <script type="text/javascript">
904: // BEGIN LON-CAPA Internal
905: </script>
906: $timesync
907: $breadcrumb
908: <!--$tablestart--!>
909: <!--$inlinebuttons--!>
910: <!--$tableend --!>
911: $newmail
912: <!--$separator--!>
913: <script type="text/javascript">
914: // END LON-CAPA Internal
915: </script>
916:
917: ENDREGTEXT
918: # Registered, graphical output
919: } else {
920: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
921: $requri=&Apache::lonenc::check_encrypt(&unescape($requri));
922: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
923: my $navstatus=&get_nav_status();
924: my $clearcstr;
925:
926: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
927: $result = (<<ENDREGTHIS);
928:
929: <script type="text/javascript">
930: // <![CDATA[
931: // BEGIN LON-CAPA Internal
932: var swmenu=null;
933:
934: function LONCAPAreg() {
935: swmenu=$reopen;
936: swmenu.clearTimeout(swmenu.menucltim);
937: $timesync
938: $newmail
939: $buttons
940: swmenu.currentURL="$requri";
941: swmenu.reloadURL=swmenu.currentURL+window.location.search;
942: swmenu.currentSymb="$cursymb";
943: swmenu.reloadSymb="$cursymb";
944: swmenu.currentStale=0;
945: $navstatus
946: $hwkadd
947: $editbutton
948: }
949:
950: function LONCAPAstale() {
951: swmenu=$reopen
952: swmenu.currentStale=1;
953: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
954: swmenu.switchbutton
955: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
956: }
957: swmenu.clearbut(7,2);
958: swmenu.clearbut(7,3);
959: swmenu.menucltim=swmenu.setTimeout(
960: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
961: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
962: 2000);
963: }
964:
965: // END LON-CAPA Internal
966: // ]]>
967: </script>
968: ENDREGTHIS
969: }
970: # =============================================================================
971: } else {
972: # ========================================== This can or will not be registered
973: if ($noremote) {
974: # Not registered
975: $result= (<<ENDDONOTREGTEXT);
976: ENDDONOTREGTEXT
977: } else {
978: # Not registered, graphical
979: $result = (<<ENDDONOTREGTHIS);
980:
981: <script type="text/javascript">
982: // <![CDATA[
983: // BEGIN LON-CAPA Internal
984: var swmenu=null;
985:
986: function LONCAPAreg() {
987: swmenu=$reopen
988: $timesync
989: swmenu.currentStale=1;
990: swmenu.clearbut(2,1);
991: swmenu.clearbut(2,3);
992: swmenu.clearbut(8,1);
993: swmenu.clearbut(8,2);
994: swmenu.clearbut(8,3);
995: if (swmenu.currentURL) {
996: swmenu.switchbutton
997: (3,1,'reload.gif','return','location','go(currentURL)');
998: } else {
999: swmenu.clearbut(3,1);
1000: }
1001: }
1002:
1003: function LONCAPAstale() {
1004: }
1005:
1006: // END LON-CAPA Internal
1007: // ]]>
1008: </script>
1009: ENDDONOTREGTHIS
1010: }
1011: # =============================================================================
1012: }
1013: return $result;
1014: }
1015:
1016: sub is_course_upload {
1017: my ($file,$cnum,$cdom) = @_;
1018: my $uploadpath = &LONCAPA::propath($cdom,$cnum);
1019: $uploadpath =~ s{^\/}{};
1020: if (($file =~ m{^\Q$uploadpath\E/userfiles/docs/}) ||
1021: ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/docs/})) {
1022: return 1;
1023: }
1024: return;
1025: }
1026:
1027: sub edit_course_upload {
1028: my ($file,$cnum,$cdom) = @_;
1029: my $cfile;
1030: if ($file =~/\.(htm|html|css|js|txt)$/) {
1031: my $ext = $1;
1032: my $url = &Apache::lonnet::hreflocation('',$file);
1033: my $home = &Apache::lonnet::homeserver($cnum,$cdom);
1034: my @ids=&Apache::lonnet::current_machine_ids();
1035: my $dest;
1036: if ($home && grep(/^\Q$home\E$/,@ids)) {
1037: $dest = $url.'?forceedit=1';
1038: } else {
1039: unless (&Apache::lonnet::get_locks()) {
1040: $dest = '/adm/switchserver?otherserver='.
1041: $home.'&role='.$env{'request.role'}.
1042: '&url='.$url.'&forceedit=1';
1043: }
1044: }
1045: if ($dest) {
1046: $cfile = &HTML::Entities::encode($dest,'"<>&');
1047: }
1048: }
1049: return $cfile;
1050: }
1051:
1052: sub loadevents() {
1053: if ($env{'request.state'} eq 'construct' ||
1054: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1055: return 'LONCAPAreg();';
1056: }
1057:
1058: sub unloadevents() {
1059: if ($env{'request.state'} eq 'construct' ||
1060: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1061: return 'LONCAPAstale();';
1062: }
1063:
1064:
1065: sub startupremote {
1066: my ($lowerurl)=@_;
1067: if ($env{'environment.remote'} eq 'off') {
1068: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
1069: }
1070: #
1071: # The Remote actually gets launched!
1072: #
1073: my $configmenu=&rawconfig();
1074: my $esclowerurl=&escape($lowerurl);
1075: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
1076: return(<<ENDREMOTESTARTUP);
1077: <script type="text/javascript">
1078: // <![CDATA[
1079: var timestart;
1080: function wheelswitch() {
1081: if (typeof(document.wheel) != 'undefined') {
1082: if (typeof(document.wheel.spin) != 'undefined') {
1083: var date=new Date();
1084: var waited=Math.round(30-((date.getTime()-timestart)/1000));
1085: document.wheel.spin.value=$message;
1086: }
1087: }
1088: if (window.status=='|') {
1089: window.status='/';
1090: } else {
1091: if (window.status=='/') {
1092: window.status='-';
1093: } else {
1094: if (window.status=='-') {
1095: window.status='\\\\';
1096: } else {
1097: if (window.status=='\\\\') { window.status='|'; }
1098: }
1099: }
1100: }
1101: }
1102:
1103: // ---------------------------------------------------------- The wait function
1104: var canceltim;
1105: function wait() {
1106: if ((menuloaded==1) || (tim==1)) {
1107: window.status='Done.';
1108: if (tim==0) {
1109: clearTimeout(canceltim);
1110: $configmenu
1111: window.location='$lowerurl';
1112: } else {
1113: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1114: }
1115: } else {
1116: wheelswitch();
1117: setTimeout('wait();',200);
1118: }
1119: }
1120:
1121: function main() {
1122: canceltim=setTimeout('tim=1;',30000);
1123: window.status='-';
1124: var date=new Date();
1125: timestart=date.getTime();
1126: wait();
1127: }
1128:
1129: // ]]>
1130: </script>
1131: ENDREMOTESTARTUP
1132: }
1133:
1134: sub setflags() {
1135: return(<<ENDSETFLAGS);
1136: <script type="text/javascript">
1137: // <![CDATA[
1138: menuloaded=0;
1139: tim=0;
1140: // ]]>
1141: </script>
1142: ENDSETFLAGS
1143: }
1144:
1145: sub maincall() {
1146: if ($env{'environment.remote'} eq 'off') { return ''; }
1147: return(<<ENDMAINCALL);
1148: <script type="text/javascript">
1149: // <![CDATA[
1150: main();
1151: // ]]>
1152: </script>
1153: ENDMAINCALL
1154: }
1155:
1156: sub load_remote_msg {
1157: my ($lowerurl)=@_;
1158:
1159: if ($env{'environment.remote'} eq 'off') { return ''; }
1160:
1161: my $esclowerurl=&escape($lowerurl);
1162: my $link=&mt('[_1]Continue[_2] on in Inline Menu mode'
1163: ,'<a href="/adm/remote?action=collapse&url='.$esclowerurl.'">'
1164: ,'</a>');
1165: return(<<ENDREMOTEFORM);
1166: <p>
1167: <form name="wheel">
1168: <input name="spin" type="text" size="60" />
1169: </form>
1170: </p>
1171: <p>$link</p>
1172: ENDREMOTEFORM
1173: }
1174:
1175: sub get_menu_name {
1176: my $hostid = $Apache::lonnet::perlvar{'lonHostID'};
1177: $hostid =~ s/\W//g;
1178: return 'LCmenu'.$hostid;
1179: }
1180:
1181:
1182: sub reopenmenu {
1183: if ($env{'environment.remote'} eq 'off') { return ''; }
1184: my $menuname = &get_menu_name();
1185: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1186: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1187: }
1188:
1189:
1190: sub open {
1191: my $returnval='';
1192: if ($env{'environment.remote'} eq 'off') {
1193: return
1194: '<script type="text/javascript">'."\n"
1195: .'// <![CDATA['."\n"
1196: .'self.name="loncapaclient";'."\n"
1197: .'// ]]>'."\n"
1198: .'</script>';
1199: }
1200: my $menuname = &get_menu_name();
1201:
1202: # unless (shift eq 'unix') {
1203: # resizing does not work on linux because of virtual desktop sizes
1204: # $returnval.=(<<ENDRESIZE);
1205: #if (window.screen) {
1206: # self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1207: # self.moveTo(190,15);
1208: #}
1209: #ENDRESIZE
1210: # }
1211: $returnval=(<<ENDOPEN);
1212: // <![CDATA[
1213: window.status='Opening LON-CAPA Remote Control';
1214: var menu=window.open("/res/adm/pages/menu.html?inhibitmenu=yes","$menuname",
1215: "height=375,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1216: self.name='loncapaclient';
1217: // ]]>
1218: ENDOPEN
1219: return '<script type="text/javascript">'.$returnval.'</script>';
1220: }
1221:
1222:
1223: # ================================================================== Raw Config
1224:
1225: sub clear {
1226: my ($row,$col)=@_;
1227: unless ($env{'environment.remote'} eq 'off') {
1228: if (($row<1) || ($row>13)) { return ''; }
1229: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1230: } else {
1231: $inlineremote[10*$row+$col]='';
1232: return '';
1233: }
1234: }
1235:
1236: # ============================================ Switch a button or create a link
1237: # Switch acts on the javascript that is executed when a button is clicked.
1238: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1239:
1240: sub switch {
1241: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat,$nobreak)=@_;
1242: $act=~s/\$uname/$uname/g;
1243: $act=~s/\$udom/$udom/g;
1244: $top=&mt($top);
1245: $bot=&mt($bot);
1246: $desc=&mt($desc);
1247: if (($env{'environment.remote'} ne 'off') || ($env{'environment.icons'} eq 'classic')) {
1248: $img=&mt($img);
1249: }
1250: my $idx=10*$row+$col;
1251: $category_members{$cat}.=':'.$idx;
1252:
1253: unless ($env{'environment.remote'} eq 'off') {
1254: if (($row<1) || ($row>13)) { return ''; }
1255: # Remote
1256: return "\n".
1257: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1258: } else {
1259: # Inline Remote
1260: if ($env{'environment.icons'} ne 'classic') {
1261: $img=~s/\.gif$/\.png/;
1262: }
1263: if ($nobreak==2) { return ''; }
1264: my $text=$top.' '.$bot;
1265: $text=~s/\s*\-\s*//gs;
1266:
1267: my $pic=
1268: '<img alt="'.$text.'" src="'.
1269: &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
1270: '" align="'.($nobreak==3?'right':'left').'" class="LC_icon" />';
1271: if ($env{'browser.interface'} eq 'faketextual') {
1272: # Main Menu
1273: if ($nobreak==3) {
1274: $inlineremote[$idx]="\n".
1275: '<td class="LC_menubuttons_text" align="right">'.$text.
1276: '</td><td align="left">'.
1277: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
1278: } elsif ($nobreak) {
1279: $inlineremote[$idx]="\n<tr>".
1280: '<td align="left">'.
1281: '<a href="javascript:'.$act.';">'.$pic.'</a></td>
1282: <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>';
1283: } else {
1284: $inlineremote[$idx]="\n<tr>".
1285: '<td align="left">'.
1286: '<a href="javascript:'.$act.';">'.$pic.
1287: '</a></td><td class="LC_menubuttons_text" colspan="3">'.
1288: '<a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$desc.'</span></a></td></tr>';
1289: }
1290: } else {
1291: # Inline Menu
1292: if ($env{'environment.icons'} eq 'iconsonly') {
1293: $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
1294: } else {
1295: $inlineremote[$idx]=
1296: '<a title="'.$desc.'" class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
1297: '<span class="LC_menubuttons_inline_text">'.$desc.'</span></a>';
1298: }
1299: }
1300: }
1301: return '';
1302: }
1303:
1304: sub secondlevel {
1305: my $output='';
1306: my
1307: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat)=@_;
1308: if ($prt eq 'any') {
1309: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1310: } elsif ($prt=~/^r(\w+)/) {
1311: if ($rol eq $1) {
1312: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1313: }
1314: }
1315: return $output;
1316: }
1317:
1318: sub openmenu {
1319: my $menuname = &get_menu_name();
1320: if ($env{'environment.remote'} eq 'off') { return ''; }
1321: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1322: return "window.open(".$nothing.",'".$menuname."');";
1323: }
1324:
1325: sub inlinemenu {
1326: undef(@inlineremote);
1327: undef(%category_members);
1328: # calling rawconfig with "1" will evaluate mydesk.tab, even if there is no active remote control
1329: &rawconfig(1);
1330: my $output='<table id="LC_mainmenu"><tr>';
1331: for (my $col=1; $col<=2; $col++) {
1332: $output.='<td class="LC_mainmenu_col_fieldset">';
1333: for (my $row=1; $row<=8; $row++) {
1334: foreach my $cat (keys(%category_members)) {
1335: if ($category_positions{$cat} ne "$col,$row") { next; }
1336: #$output.='<table><tr><td colspan="4" class="LC_menubuttons_category">'.&mt($category_names{$cat}).'</td></tr>';
1337: $output.='<div class="LC_Box">';
1338: $output.='<h4 class="LC_hcell">'.&mt($category_names{$cat}).'</h4>';
1339: $output.='<table>';
1340: my %active=();
1341: foreach my $menu_item (split(/\:/,$category_members{$cat})) {
1342: if ($inlineremote[$menu_item]) {
1343: $active{$menu_item}=1;
1344: }
1345: }
1346: foreach my $item (sort(keys(%active))) {
1347: $output.=$inlineremote[$item];
1348: }
1349: $output.='</table>';
1350: $output.='</div>';
1351: }
1352: }
1353: $output.="</td>";
1354: }
1355: $output.="</tr></table>";
1356: return $output;
1357: }
1358:
1359: sub rawconfig {
1360: #
1361: # This evaluates mydesk.tab
1362: # Need to add more positions and more privileges to deal with all
1363: # menu items.
1364: #
1365: my $textualoverride=shift;
1366: my $output='';
1367: unless ($env{'environment.remote'} eq 'off') {
1368: $output.=
1369: "window.status='Opening Remote Control';var swmenu=".&openmenu().
1370: "\nwindow.status='Configuring Remote Control ';";
1371: } else {
1372: unless ($textualoverride) { return ''; }
1373: }
1374: my $uname=$env{'user.name'};
1375: my $udom=$env{'user.domain'};
1376: my $adv=$env{'user.adv'};
1377: my $show_course=&Apache::loncommon::show_course();
1378: my $author=$env{'user.author'};
1379: my $crs='';
1380: my $crstype='';
1381: if ($env{'request.course.id'}) {
1382: $crs='/'.$env{'request.course.id'};
1383: if ($env{'request.course.sec'}) {
1384: $crs.='_'.$env{'request.course.sec'};
1385: }
1386: $crs=~s/\_/\//g;
1387: $crstype = &Apache::loncommon::course_type();
1388: }
1389: my $pub=($env{'request.state'} eq 'published');
1390: my $con=($env{'request.state'} eq 'construct');
1391: my $rol=$env{'request.role'};
1392: my $requested_domain = $env{'request.role.domain'};
1393: foreach my $line (@desklines) {
1394: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
1395: $prt=~s/\$uname/$uname/g;
1396: $prt=~s/\$udom/$udom/g;
1397: if ($prt =~ /\$crs/) {
1398: next unless ($env{'request.course.id'});
1399: next if ($crstype eq 'Community');
1400: $prt=~s/\$crs/$crs/g;
1401: } elsif ($prt =~ /\$cmty/) {
1402: next unless ($env{'request.course.id'});
1403: next if ($crstype ne 'Community');
1404: $prt=~s/\$cmty/$crs/g;
1405: }
1406: $prt=~s/\$requested_domain/$requested_domain/g;
1407: if ($category_names{$cat}!~/\w/) { $cat='oth'; }
1408: if ($pro eq 'clear') {
1409: $output.=&clear($row,$col);
1410: } elsif ($pro eq 'any') {
1411: $output.=&secondlevel(
1412: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1413: } elsif ($pro eq 'smp') {
1414: unless ($adv) {
1415: $output.=&secondlevel(
1416: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1417: }
1418: } elsif ($pro eq 'adv') {
1419: if ($adv) {
1420: $output.=&secondlevel(
1421: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1422: }
1423: } elsif ($pro eq 'shc') {
1424: if ($show_course) {
1425: $output.=&secondlevel(
1426: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1427: }
1428: } elsif ($pro eq 'nsc') {
1429: if (!$show_course) {
1430: $output.=&secondlevel(
1431: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1432: }
1433: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1434: my $priv = $1;
1435: if ($priv =~ /^mdc(Course|Community)/) {
1436: if ($crstype eq $1) {
1437: $priv = 'mdc';
1438: } else {
1439: next;
1440: }
1441: }
1442: if (&Apache::lonnet::allowed($priv,$prt)) {
1443: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1444: }
1445: } elsif ($pro eq 'course') {
1446: if (($env{'request.course.fn'}) && ($crstype ne 'Community')) {
1447: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1448: }
1449: } elsif ($pro eq 'community') {
1450: if (($env{'request.course.fn'}) && ($crstype eq 'Community')) {
1451: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1452: }
1453: } elsif ($pro =~ /^courseenv_(.*)$/) {
1454: my $key = $1;
1455: if (($env{'course.'.$env{'request.course.id'}.'.'.$key}) &&
1456: ($crstype ne 'Community')) {
1457: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1458: }
1459: } elsif ($pro =~ /^communityenv_(.*)$/) {
1460: my $key = $1;
1461: if (($env{'course.'.$env{'request.course.id'}.'.'.$key}) &&
1462: ($crstype eq 'Community')) {
1463: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1464: }
1465: } elsif ($pro =~ /^course_(.*)$/) {
1466: # Check for permissions inside of a course
1467: if (($env{'request.course.id'}) && ($crstype ne 'Community') &&
1468: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1469: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1470: )) {
1471: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1472: }
1473: } elsif ($pro =~ /^community_(.*)$/) {
1474: # Check for permissions inside of a community
1475: if (($env{'request.course.id'}) && ($crstype eq 'Community') &&
1476: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1477: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1478: )) {
1479: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1480: }
1481: } elsif ($pro eq 'author') {
1482: if ($author) {
1483: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
1484: (($prt eq 'raa') && ($env{'request.role'}=~/^aa/)) ||
1485: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
1486: # Check that we are on the correct machine
1487: my $cadom=$requested_domain;
1488: my $caname=$env{'user.name'};
1489: if (($prt eq 'rca') || ($prt eq 'raa')) {
1490: ($cadom,$caname)=
1491: ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
1492: }
1493: $act =~ s/\$caname/$caname/g;
1494: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1495: my $allowed=0;
1496: my @ids=&Apache::lonnet::current_machine_ids();
1497: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
1498: if ($allowed) {
1499: $output.=&switch($caname,$cadom,
1500: $row,$col,$img,$top,$bot,$act,$desc,$cat);
1501: }
1502: }
1503: }
1504: } elsif ($pro eq 'tools') {
1505: my @tools = ('aboutme','blog','portfolio');
1506: if (grep(/^\Q$prt\E$/,@tools)) {
1507: if (!&Apache::lonnet::usertools_access($env{'user.name'},
1508: $env{'user.domain'},
1509: $prt,undef,'tools')) {
1510: $output.=&clear($row,$col);
1511: next;
1512: }
1513: } elsif (($prt eq 'reqcrsnsc') || ($prt eq 'reqcrsshc')) {
1514: if (($prt eq 'reqcrsnsc') && ($show_course)) {
1515: next;
1516: }
1517: if (($prt eq 'reqcrsshc') && (!$show_course)) {
1518: next;
1519: }
1520: my $showreqcrs = &check_for_rcrs();
1521: if (!$showreqcrs) {
1522: $output.=&clear($row,$col);
1523: next;
1524: }
1525: }
1526: $prt='any';
1527: $output.=&secondlevel(
1528: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1529: }
1530: }
1531: unless ($env{'environment.remote'} eq 'off') {
1532: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1533: if (&Apache::lonmsg::newmail()) {
1534: $output.='swmenu.setstatus("you have","messages");';
1535: }
1536: }
1537:
1538: return $output;
1539: }
1540:
1541: sub check_for_rcrs {
1542: my $showreqcrs = 0;
1543: my @reqtypes = ('official','unofficial','community');
1544: foreach my $type (@reqtypes) {
1545: if (&Apache::lonnet::usertools_access($env{'user.name'},
1546: $env{'user.domain'},
1547: $type,undef,'requestcourses')) {
1548: $showreqcrs = 1;
1549: last;
1550: }
1551: }
1552: if (!$showreqcrs) {
1553: foreach my $type (@reqtypes) {
1554: if ($env{'environment.reqcrsotherdom.'.$type} ne '') {
1555: $showreqcrs = 1;
1556: last;
1557: }
1558: }
1559: }
1560: return $showreqcrs;
1561: }
1562:
1563: # ======================================================================= Close
1564:
1565: sub close {
1566: if ($env{'environment.remote'} eq 'off') { return ''; }
1567: my $menuname = &get_menu_name();
1568: return(<<ENDCLOSE);
1569: <script type="text/javascript">
1570: // <![CDATA[
1571: window.status='Accessing Remote Control';
1572: menu=window.open("/adm/rat/empty.html","$menuname",
1573: "height=350,width=150,scrollbars=no,menubar=no");
1574: window.status='Disabling Remote Control';
1575: menu.active=0;
1576: menu.autologout=0;
1577: window.status='Closing Remote Control';
1578: menu.close();
1579: window.status='Done.';
1580: // ]]>
1581: </script>
1582: ENDCLOSE
1583: }
1584:
1585: # ====================================================================== Footer
1586:
1587: sub footer {
1588:
1589: }
1590:
1591: sub nav_control_js {
1592: my $nav=($env{'environment.remotenavmap'} eq 'on');
1593: return (<<NAVCONTROL);
1594: var w_loncapanav_flag="$nav";
1595:
1596:
1597: function gonav(url) {
1598: if (w_loncapanav_flag != 1) {
1599: gopost(url,'');
1600: } else {
1601: navwindow=window.open(url,
1602: "loncapanav","height=600,width=400,scrollbars=1");
1603: }
1604: }
1605: NAVCONTROL
1606: }
1607:
1608: sub utilityfunctions {
1609: my $caller = shift;
1610: unless ($env{'environment.remote'} eq 'off' ||
1611: $caller eq '/adm/menu') {
1612: return ''; }
1613:
1614: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1615: if ($currenturl =~ m{^/adm/wrapper/ext/}) {
1616: if ($env{'request.external.querystring'}) {
1617: $currenturl .= ($currenturl=~/\?/)?'&':'?'.$env{'request.external.querystring'};
1618: }
1619: }
1620: $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
1621:
1622: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1623: my $nav_control=&nav_control_js();
1624:
1625: my $start_page_annotate =
1626: &Apache::loncommon::start_page('Annotator',undef,
1627: {'only_body' => 1,
1628: 'js_ready' => 1,
1629: 'bgcolor' => '#BBBBBB',
1630: 'add_entries' => {
1631: 'onload' => 'javascript:document.goannotate.submit();'}});
1632:
1633: my $end_page_annotate =
1634: &Apache::loncommon::end_page({'js_ready' => 1});
1635:
1636: my $start_page_bookmark =
1637: &Apache::loncommon::start_page('Bookmarks',undef,
1638: {'only_body' => 1,
1639: 'js_ready' => 1,
1640: 'bgcolor' => '#BBBBBB',});
1641:
1642: my $end_page_bookmark =
1643: &Apache::loncommon::end_page({'js_ready' => 1});
1644:
1645: return (<<ENDUTILITY)
1646:
1647: var currentURL="$currenturl";
1648: var reloadURL="$currenturl";
1649: var currentSymb="$currentsymb";
1650:
1651: $nav_control
1652:
1653: function go(url) {
1654: if (url!='' && url!= null) {
1655: currentURL = null;
1656: currentSymb= null;
1657: window.location.href=url;
1658: }
1659: }
1660:
1661: function gotop(url) {
1662: if (url!='' && url!= null) {
1663: top.location.href = url;
1664: }
1665: }
1666:
1667: function gopost(url,postdata) {
1668: if (url!='') {
1669: this.document.server.action=url;
1670: this.document.server.postdata.value=postdata;
1671: this.document.server.command.value='';
1672: this.document.server.url.value='';
1673: this.document.server.symb.value='';
1674: this.document.server.submit();
1675: }
1676: }
1677:
1678: function gocmd(url,cmd) {
1679: if (url!='') {
1680: this.document.server.action=url;
1681: this.document.server.postdata.value='';
1682: this.document.server.command.value=cmd;
1683: this.document.server.url.value=currentURL;
1684: this.document.server.symb.value=currentSymb;
1685: this.document.server.submit();
1686: }
1687: }
1688:
1689: function gocstr(url,filename) {
1690: if (url == '/adm/cfile?action=delete') {
1691: this.document.cstrdelete.filename.value = filename
1692: this.document.cstrdelete.submit();
1693: return;
1694: }
1695: if (url == '/adm/printout') {
1696: this.document.cstrprint.postdata.value = filename
1697: this.document.cstrprint.curseed.value = 0;
1698: this.document.cstrprint.problemtype.value = 0;
1699: if (this.document.lonhomework) {
1700: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1701: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1702: }
1703: if (this.document.lonhomework.problemtype) {
1704: if (this.document.lonhomework.problemtype.value) {
1705: this.document.cstrprint.problemtype.value =
1706: this.document.lonhomework.problemtype.value;
1707: } else if (this.document.lonhomework.problemtype.options) {
1708: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1709: if (this.document.lonhomework.problemtype.options[i].selected) {
1710: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1711: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1712: }
1713: }
1714: }
1715: }
1716: }
1717: }
1718: this.document.cstrprint.submit();
1719: return;
1720: }
1721: if (url !='') {
1722: this.document.constspace.filename.value = filename;
1723: this.document.constspace.action = url;
1724: this.document.constspace.submit();
1725: }
1726: }
1727:
1728: function golist(url) {
1729: if (url!='' && url!= null) {
1730: currentURL = null;
1731: currentSymb= null;
1732: top.location.href=url;
1733: }
1734: }
1735:
1736:
1737:
1738: function catalog_info() {
1739: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1740: }
1741:
1742: function chat_win() {
1743: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=480,resizable=yes,location=no,menubar=no,toolbar=no');
1744: }
1745:
1746: function group_chat(group) {
1747: var url = '/adm/groupchat?group='+group;
1748: var winName = 'LONchat_'+group;
1749: grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1750: }
1751:
1752: function edit_bookmarks() {
1753: go('');
1754: w_BookmarkPal_flag=1;
1755: bookmarkpal=window.open("/adm/bookmarks",
1756: "BookmarkPal", "width=400,height=505,scrollbars=0");
1757: }
1758:
1759: function annotate() {
1760: w_Annotator_flag=1;
1761: annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
1762: annotator.document.write(
1763: '$start_page_annotate'
1764: +"<form name='goannotate' target='Annotator' method='post' "
1765: +"action='/adm/annotations'>"
1766: +"<input type='hidden' name='symbnew' value='"+currentSymb+"' />"
1767: +"<\\/form>"
1768: +'$end_page_annotate');
1769: annotator.document.close();
1770: }
1771:
1772: function set_bookmark() {
1773: go('');
1774: clienttitle=document.title;
1775: clienthref=location.pathname;
1776: w_bmquery_flag=1;
1777: bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
1778: bmquery.document.write(
1779: '$start_page_bookmark'
1780: +'<center><form method="post"'
1781: +' name="newlink" action="/adm/bookmarks" target="bmquery" '
1782: +'> <table width="340" height="150" '
1783: +'bgcolor="#FFFFFF" align="center"><tr><td>Link Name:<br /><input '
1784: +'type="text" name="title" size="45" value="'+clienttitle+'" />'
1785: +'<br />Address:<br /><input type="text" name="address" size="45" '
1786: +'value="'+clienthref+'" /><br /><center><input type="submit" '
1787: +'value="Save" /> <input type="button" value="Close" '
1788: +'onclick="javascript:window.close();" /></center></td>'
1789: +'</tr></table></form></center>'
1790: +'$end_page_bookmark' );
1791: bmquery.document.close();
1792: }
1793:
1794: ENDUTILITY
1795: }
1796:
1797: sub serverform {
1798: return(<<ENDSERVERFORM);
1799: <form name="server" action="/adm/logout" method="post" target="_top">
1800: <input type="hidden" name="postdata" value="none" />
1801: <input type="hidden" name="command" value="none" />
1802: <input type="hidden" name="url" value="none" />
1803: <input type="hidden" name="symb" value="none" />
1804: </form>
1805: ENDSERVERFORM
1806: }
1807:
1808: sub constspaceform {
1809: return(<<ENDCONSTSPACEFORM);
1810: <form name="constspace" action="/adm/logout" method="post" target="_top">
1811: <input type="hidden" name="filename" value="" />
1812: </form>
1813: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1814: <input type="hidden" name="action" value="delete" />
1815: <input type="hidden" name="filename" value="" />
1816: </form>
1817: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1818: <input type="hidden" name="postdata" value="" />
1819: <input type="hidden" name="curseed" value="" />
1820: <input type="hidden" name="problemtype" value="" />
1821: </form>
1822:
1823: ENDCONSTSPACEFORM
1824: }
1825:
1826:
1827: sub get_nav_status {
1828: my $navstatus="swmenu.w_loncapanav_flag=";
1829: if ($env{'environment.remotenavmap'} eq 'on') {
1830: $navstatus.="1";
1831: } else {
1832: $navstatus.="-1";
1833: }
1834: return $navstatus;
1835: }
1836:
1837: sub hidden_button_check {
1838: my $hidden;
1839: if ($env{'request.course.id'} eq '') {
1840: return;
1841: }
1842: if ($env{'request.role.adv'}) {
1843: return;
1844: }
1845: my $buttonshide = &Apache::lonnet::EXT('resource.0.buttonshide');
1846: return $buttonshide;
1847: }
1848:
1849: sub roles_selector {
1850: my ($cdom,$cnum) = @_;
1851: my $crstype = &Apache::loncommon::course_type();
1852: my $now = time;
1853: my (%courseroles,%seccount);
1854: my $is_cc;
1855: my $role_selector;
1856: my $ccrole;
1857: if ($crstype eq 'Community') {
1858: $ccrole = 'co';
1859: } else {
1860: $ccrole = 'cc';
1861: }
1862: if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
1863: my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
1864:
1865: if ((($start) && ($start<0)) ||
1866: (($end) && ($end<$now)) ||
1867: (($start) && ($now<$start))) {
1868: $is_cc = 0;
1869: } else {
1870: $is_cc = 1;
1871: }
1872: }
1873: if ($is_cc) {
1874: &get_all_courseroles($cdom,$cnum,\%courseroles,\%seccount);
1875: } else {
1876: my %gotnosection;
1877: foreach my $item (keys(%env)) {
1878: if ($item =~ m-^user\.role\.([^.]+)\./\Q$cdom\E/\Q$cnum\E/?(\w*)$-) {
1879: my $role = $1;
1880: my $sec = $2;
1881: next if ($role eq 'gr');
1882: my ($start,$end) = split(/\./,$env{$item});
1883: next if (($start && $start > $now) || ($end && $end < $now));
1884: if ($sec eq '') {
1885: if (!$gotnosection{$role}) {
1886: $seccount{$role} ++;
1887: $gotnosection{$role} = 1;
1888: }
1889: }
1890: if (ref($courseroles{$role}) eq 'ARRAY') {
1891: if ($sec ne '') {
1892: if (!grep(/^\Q$sec\E$/,@{$courseroles{$role}})) {
1893: push(@{$courseroles{$role}},$sec);
1894: $seccount{$role} ++;
1895: }
1896: }
1897: } else {
1898: @{$courseroles{$role}} = ();
1899: if ($sec ne '') {
1900: $seccount{$role} ++;
1901: push(@{$courseroles{$role}},$sec);
1902: }
1903: }
1904: }
1905: }
1906: }
1907: my $switchtext;
1908: if ($crstype eq 'Community') {
1909: $switchtext = &mt('Switch community role to...')
1910: } else {
1911: $switchtext = &mt('Switch course role to...')
1912: }
1913: my @roles_order = ($ccrole,'in','ta','ep','ad','st');
1914: if (keys(%courseroles) > 1) {
1915: $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles);
1916: $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
1917: <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
1918: $role_selector .= '<option value="">'.$switchtext.'</option>';
1919: foreach my $role (@roles_order) {
1920: if (defined($courseroles{$role})) {
1921: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role,$crstype).'</option>';
1922: }
1923: }
1924: foreach my $role (sort(keys(%courseroles))) {
1925: if ($role =~ /^cr/) {
1926: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1927: }
1928: }
1929: $role_selector .= '</select>'."\n".
1930: '<input type="hidden" name="destinationurl" value="'.
1931: &HTML::Entities::encode($ENV{'REQUEST_URI'}).'" />'."\n".
1932: '<input type="hidden" name="gotorole" value="1" />'."\n".
1933: '<input type="hidden" name="selectrole" value="" />'."\n".
1934: '<input type="hidden" name="switch" value="1" />'."\n".
1935: '</form>';
1936: }
1937: return $role_selector;
1938: }
1939:
1940: sub get_all_courseroles {
1941: my ($cdom,$cnum,$courseroles,$seccount) = @_;
1942: unless ((ref($courseroles) eq 'HASH') && (ref($seccount) eq 'HASH')) {
1943: return;
1944: }
1945: my ($result,$cached) =
1946: &Apache::lonnet::is_cached_new('getcourseroles',$cdom.'_'.$cnum);
1947: if (defined($cached)) {
1948: if (ref($result) eq 'HASH') {
1949: if ((ref($result->{'roles'}) eq 'HASH') &&
1950: (ref($result->{'seccount'}) eq 'HASH')) {
1951: %{$courseroles} = %{$result->{'roles'}};
1952: %{$seccount} = %{$result->{'seccount'}};
1953: return;
1954: }
1955: }
1956: }
1957: my %gotnosection;
1958: my %adv_roles =
1959: &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
1960: foreach my $role (keys(%adv_roles)) {
1961: my ($urole,$usec) = split(/:/,$role);
1962: if (!$gotnosection{$urole}) {
1963: $seccount->{$urole} ++;
1964: $gotnosection{$urole} = 1;
1965: }
1966: if (ref($courseroles->{$urole}) eq 'ARRAY') {
1967: if ($usec ne '') {
1968: if (!grep(/^Q$usec\E$/,@{$courseroles->{$urole}})) {
1969: push(@{$courseroles->{$urole}},$usec);
1970: $seccount->{$urole} ++;
1971: }
1972: }
1973: } else {
1974: @{$courseroles->{$urole}} = ();
1975: if ($usec ne '') {
1976: $seccount->{$urole} ++;
1977: push(@{$courseroles->{$urole}},$usec);
1978: }
1979: }
1980: }
1981: my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum,['st']);
1982: @{$courseroles->{'st'}} = ();
1983: if (keys(%sections_count) > 0) {
1984: push(@{$courseroles->{'st'}},keys(%sections_count));
1985: $seccount->{'st'} = scalar(keys(%sections_count));
1986: }
1987: my $rolehash = {
1988: 'roles' => $courseroles,
1989: 'seccount' => $seccount,
1990: };
1991: &Apache::lonnet::do_cache_new('getcourseroles',$cdom.'_'.$cnum,$rolehash);
1992: return;
1993: }
1994:
1995: sub jump_to_role {
1996: my ($cdom,$cnum,$seccount,$courseroles) = @_;
1997: my %lt = &Apache::lonlocal::texthash(
1998: this => 'This role has section(s) associated with it.',
1999: ente => 'Enter a specific section.',
2000: orlb => 'Enter a specific section, or leave blank for no section.',
2001: avai => 'Available sections are:',
2002: youe => 'You entered an invalid section choice:',
2003: plst => 'Please try again',
2004: );
2005: my $js;
2006: if (ref($courseroles) eq 'HASH') {
2007: $js = ' var secpick = new Array("'.$lt{'ente'}.'","'.$lt{'orlb'}.'");'."\n".
2008: ' var numsec = new Array();'."\n".
2009: ' var rolesections = new Array();'."\n".
2010: ' var rolenames = new Array();'."\n".
2011: ' var roleseclist = new Array();'."\n";
2012: my @items = keys(%{$courseroles});
2013: for (my $i=0; $i<@items; $i++) {
2014: $js .= ' rolenames['.$i.'] = "'.$items[$i].'";'."\n";
2015: my ($secs,$secstr);
2016: if (ref($courseroles->{$items[$i]}) eq 'ARRAY') {
2017: my @sections = sort { $a <=> $b } @{$courseroles->{$items[$i]}};
2018: $secs = join('","',@sections);
2019: $secstr = join(', ',@sections);
2020: }
2021: $js .= ' rolesections['.$i.'] = new Array("'.$secs.'");'."\n".
2022: ' roleseclist['.$i.'] = "'.$secstr.'";'."\n".
2023: ' numsec['.$i.'] = "'.$seccount->{$items[$i]}.'";'."\n";
2024: }
2025: }
2026: return <<"END";
2027: <script type="text/javascript">
2028: //<![CDATA[
2029: function adhocRole(roleitem) {
2030: $js
2031: var newrole = document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
2032: if (newrole == '') {
2033: return;
2034: }
2035: var fullrole = newrole+'./$cdom/$cnum';
2036: var selidx = '';
2037: for (var i=0; i<rolenames.length; i++) {
2038: if (rolenames[i] == newrole) {
2039: selidx = i;
2040: }
2041: }
2042: var secok = 1;
2043: var secchoice = '';
2044: if (selidx >= 0) {
2045: if (numsec[selidx] > 1) {
2046: secok = 0;
2047: var numrolesec = rolesections[selidx].length;
2048: var msgidx = numsec[selidx] - numrolesec;
2049: secchoice = prompt("$lt{'this'}\\n"+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
2050: if (secchoice == '') {
2051: if (msgidx > 0) {
2052: secok = 1;
2053: }
2054: } else {
2055: for (var j=0; j<rolesections[selidx].length; j++) {
2056: if (rolesections[selidx][j] == secchoice) {
2057: secok = 1;
2058: }
2059: }
2060: }
2061: } else {
2062: if (rolesections[selidx].length == 1) {
2063: secchoice = rolesections[selidx][0];
2064: }
2065: }
2066: }
2067: if (secok == 1) {
2068: if (secchoice != '') {
2069: fullrole += '/'+secchoice;
2070: }
2071: } else {
2072: document.rolechooser.elements[roleitem].selectedIndex = 0;
2073: if (secchoice != null) {
2074: alert("$lt{'youe'} \\""+secchoice+"\\".\\n $lt{'plst'}");
2075: }
2076: return;
2077: }
2078: if (fullrole == "$env{'request.role'}") {
2079: return;
2080: }
2081: itemid = retrieveIndex('gotorole');
2082: if (itemid != -1) {
2083: document.rolechooser.elements[itemid].name = fullrole;
2084: }
2085: document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value = fullrole;
2086: document.rolechooser.selectrole.value = '1';
2087: document.rolechooser.submit();
2088: return;
2089: }
2090:
2091: function retrieveIndex(item) {
2092: for (var i=0;i<document.rolechooser.elements.length;i++) {
2093: if (document.rolechooser.elements[i].name == item) {
2094: return i;
2095: }
2096: }
2097: return -1;
2098: }
2099: // ]]>
2100: </script>
2101: END
2102: }
2103:
2104:
2105: # ================================================================ Main Program
2106:
2107: BEGIN {
2108: if (! defined($readdesk)) {
2109: {
2110: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
2111: if ( CORE::open( my $config,"<$tabfile") ) {
2112: while (my $configline=<$config>) {
2113: $configline=(split(/\#/,$configline))[0];
2114: $configline=~s/^\s+//;
2115: chomp($configline);
2116: if ($configline=~/^cat\:/) {
2117: my @entries=split(/\:/,$configline);
2118: $category_positions{$entries[2]}=$entries[1];
2119: $category_names{$entries[2]}=$entries[3];
2120: } elsif ($configline=~/^prim\:/) {
2121: my @entries = (split(/\:/, $configline))[1..5];
2122: push @primary_menu, \@entries;
2123: } elsif ($configline=~/^scnd\:/) {
2124: my @entries = (split(/\:/, $configline))[1..5];
2125: push @secondary_menu, \@entries;
2126: } elsif ($configline) {
2127: push(@desklines,$configline);
2128: }
2129: }
2130: CORE::close($config);
2131: }
2132: }
2133: $readdesk='done';
2134: }
2135: }
2136:
2137: 1;
2138: __END__
2139:
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