1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.315.2.11 2011/05/27 19:33:45 raeburn Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28: #
29: # There is one parameter controlling the action of this module:
30: #
31: # environment.remote - if this is 'on', the routines controll the remote
32: # control, otherwise they render the main window controls;
33:
34: =head1 NAME
35:
36: Apache::lonmenu
37:
38: =head1 SYNOPSIS
39:
40: Coordinates the response to clicking an image.
41:
42: This is part of the LearningOnline Network with CAPA project
43: described at http://www.lon-capa.org.
44:
45: =head1 GLOBAL VARIABLES
46:
47: =over
48:
49: =item @desklines
50:
51: Each element of this array contains a line of mydesk.tab that doesn't start with
52: cat, prim or scnd.
53: It gets filled in the BEGIN block of this module.
54:
55: =item %category_names
56:
57: The keys of this hash are the abbreviations used in mydesk.tab in those lines that
58: start with cat, the values are strings representing titles.
59: It gets filled in the BEGIN block of this module.
60:
61: =item %category_members
62:
63: TODO
64:
65: =item %category_positions
66:
67: The keys of this hash are the abbreviations used in mydesk.tab in those lines that
68: start with cat, its values are position vectors (column, row).
69: It gets filled in the BEGIN block of this module.
70:
71: =item $readdesk
72:
73: Indicates that mydesk.tab has been read.
74: It is set to 'done' in the BEGIN block of this module.
75:
76: =item @primary_menu
77:
78: The elements of this array reference arrays that are made up of the components
79: of those lines of mydesk.tab that start with prim.
80: It is used by primary_menu() to generate the corresponding menu.
81: It gets filled in the BEGIN block of this module.
82:
83: =item @secondary_menu
84:
85: The elements of this array reference arrays that are made up of the components
86: of those lines of mydesk.tab that start with scnd.
87: It is used by secondary_menu() to generate the corresponding menu.
88: It gets filled in the BEGIN block of this module.
89:
90: =back
91:
92: =head1 SUBROUTINES
93:
94: =over
95:
96: =item prep_menuitems(\@menuitem)
97:
98: This routine wraps a menuitem in proper HTML. It is used by primary_menu() and
99: secondary_menu().
100:
101: =item primary_menu()
102:
103: This routine evaluates @primary_menu and returns XHTML for the menu
104: that contains following links: About, Message, Roles, Help, Logout
105: @primary_menu is filled within the BEGIN block of this module with
106: entries from mydesk.tab
107:
108: =item secondary_menu()
109:
110: Same as primary_menu() but operates on @secondary_menu.
111:
112: =item show_return_link()
113:
114: =item registerurl()
115:
116: This gets called in the header section
117:
118: =item innerregister()
119:
120: This gets called in order to register a URL, both with the Remote
121: and in the body of the document
122:
123: =item loadevents()
124:
125: =item unloadevents()
126:
127: =item startupremote()
128:
129: =item setflags()
130:
131: =item maincall()
132:
133: =item load_remote_msg()
134:
135: =item get_menu_name()
136:
137: =item reopenmenu()
138:
139: =item open()
140:
141: Open the menu
142:
143: =item clear()
144:
145: =item switch()
146:
147: Switch a button or create a link
148: Switch acts on the javascript that is executed when a button is clicked.
149: The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
150:
151: =item secondlevel()
152:
153: =item openmenu()
154:
155: =item inlinemenu()
156:
157: =item rawconfig()
158:
159: =item close()
160:
161: =item footer()
162:
163: =item utilityfunctions()
164:
165: =item serverform()
166:
167: =item constspaceform()
168:
169: =item get_nav_status()
170:
171: =item hidden_button_check()
172:
173: =item roles_selector()
174:
175: =item jump_to_role()
176:
177: =back
178:
179: =cut
180:
181: package Apache::lonmenu;
182:
183: use strict;
184: use Apache::lonnet;
185: use Apache::lonhtmlcommon();
186: use Apache::loncommon();
187: use Apache::lonenc();
188: use Apache::lonlocal;
189: use LONCAPA qw(:DEFAULT :match);
190: use HTML::Entities();
191:
192: use vars qw(@desklines %category_names %category_members %category_positions
193: $readdesk @primary_menu @secondary_menu);
194:
195: my @inlineremote;
196:
197: sub prep_menuitem {
198: my ($menuitem) = @_;
199: return '' unless(ref($menuitem) eq 'ARRAY');
200: my $link;
201: if ($$menuitem[1]) { # graphical Link
202: $link = "<img class=\"LC_noBorder\""
203: . " src=\"" . &Apache::loncommon::lonhttpdurl($$menuitem[1]) . "\""
204: . " alt=\"" . &mt($$menuitem[2]) . "\" />";
205: } else { # textual Link
206: $link = &mt($$menuitem[3]);
207: }
208: return '<li><a'
209: # highlighting for new messages
210: . ( $$menuitem[4] eq 'newmsg' ? ' class="LC_new_message"' : '')
211: . qq| href="$$menuitem[0]" target="_top">$link</a></li>|;
212: }
213:
214: # primary_menu() evaluates @primary_menu and returns XHTML for the menu
215: # that contains following links:
216: # About, Message, Roles, Help, Logout
217: # @primary_menu is filled within the BEGIN block of this module with
218: # entries from mydesk.tab
219: sub primary_menu {
220: my $menu;
221: # each element of @primary contains following array:
222: # (link url, icon path, alt text, link text, condition)
223: my $public;
224: if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))
225: || (($env{'user.name'} eq '') && ($env{'user.domain'} eq ''))) {
226: $public = 1;
227: }
228: foreach my $menuitem (@primary_menu) {
229: # evaluate conditions
230: next if ref($menuitem) ne 'ARRAY'; #
231: next if $$menuitem[4] eq 'nonewmsg' # show links depending on
232: && &Apache::lonmsg::mynewmail(); # whether a new msg
233: next if $$menuitem[4] eq 'newmsg' # arrived or not
234: && !&Apache::lonmsg::mynewmail(); #
235: next if $$menuitem[4] !~ /public/ ##we've a public user,
236: && $public; ##who should not see all
237: ##links
238: next if $$menuitem[4] eq 'onlypublic'# hide links which are
239: && !$public; # only visible to public
240: # users
241: next if $$menuitem[4] eq 'roles' ##show links depending on
242: && &Apache::loncommon::show_course(); ##term 'Courses' or
243: next if $$menuitem[4] eq 'courses' ##'Roles' wanted
244: && !&Apache::loncommon::show_course(); ##
245:
246:
247: if ($$menuitem[3] eq 'Help') { # special treatment for helplink
248: if ($public) {
249: my $origmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
250: my $defdom = &Apache::lonnet::default_login_domain();
251: my $to = &Apache::loncommon::build_recipient_list(undef,
252: 'helpdeskmail',
253: $defdom,$origmail);
254: if ($to ne '') {
255: $menu .= &prep_menuitem($menuitem);
256: }
257: } else {
258: $menu .= '<li>'.&Apache::loncommon::top_nav_help('Help').'</li>';
259: }
260: } else {
261: $menu .= &prep_menuitem($menuitem);
262: }
263: }
264:
265: return "<ol class=\"LC_primary_menu LC_right\">$menu</ol>";
266: }
267:
268: #returns hashref {user=>'',dom=>''} containing:
269: # own name, domain if user is au
270: # name, domain of parent author if user is ca or aa
271: #empty return if user is not an author or not on homeserver
272: #
273: #TODO this should probably be moved somewhere more central
274: #since it can be used by different parts of the system
275: sub getauthor{
276: return unless $env{'request.role'}=~/^(ca|aa|au)/; #nothing to do if user isn't some kind of author
277:
278: #co- or assistent author?
279: my ($dom, $user) = ($env{'request.role'} =~ /^(?:ca|aa)\.\/($match_domain)\/($match_username)$/)
280: ? ($1, $2) #domain, username of the parent author
281: : @env{ ('request.role.domain', 'user.name') }; #own domain, username
282:
283: # current server == home server?
284: my $home = &Apache::lonnet::homeserver($user,$dom);
285: foreach (&Apache::lonnet::current_machine_ids()){
286: return {user => $user, dom => $dom} if $_ eq $home;
287: }
288:
289: # if wrong server
290: return;
291: }
292:
293:
294: sub secondary_menu {
295: my $menu;
296:
297: my $crstype = &Apache::loncommon::course_type();
298: my $crs_sec = $env{'request.course.id'} . ($env{'request.course.sec'}
299: ? "/$env{'request.course.sec'}"
300: : '');
301: my $canedit = &Apache::lonnet::allowed('mdc', $env{'request.course.id'});
302: my $canviewgrps = &Apache::lonnet::allowed('vcg', $crs_sec);
303: my $author = getauthor();
304:
305: my $showlink = &show_return_link();
306: my %groups = &Apache::lonnet::get_active_groups(
307: $env{'user.domain'}, $env{'user.name'},
308: $env{'course.' . $env{'request.course.id'} . '.domain'},
309: $env{'course.' . $env{'request.course.id'} . '.num'});
310: foreach my $menuitem (@secondary_menu) {
311: # evaluate conditions
312: next if ref($menuitem) ne 'ARRAY';
313: next if $$menuitem[4] ne 'always'
314: && $$menuitem[4] ne 'author'
315: && !$env{'request.course.id'};
316: next if $$menuitem[4] eq 'showreturn'
317: && !$showlink
318: && !($env{'request.state'} eq 'construct');
319: next if $$menuitem[4] =~ /^mdc/
320: && !$canedit;
321: next if $$menuitem[4] eq 'mdcCourse'
322: && $crstype eq 'Community';
323: next if $$menuitem[4] eq 'mdcCommunity'
324: && $crstype ne 'Community';
325: next if $$menuitem[4] =~ /^remotenav/
326: && $env{'environment.remotenavmap'} ne 'on';
327: next if $$menuitem[4] =~ /noremotenav/
328: && $env{'environment.remotenavmap'} eq 'on';
329: next if $$menuitem[4] =~ /^(no|)remotenav$/
330: && $crstype eq 'Community';
331: next if $$menuitem[4] =~ /^(no|)remotenavCommunity$/
332: && $crstype ne 'Community';
333: next if $$menuitem[4] =~ /showgroups$/
334: && !$canviewgrps
335: && !%groups;
336: next if $$menuitem[4] eq 'author'
337: && !$author;
338:
339: if ($$menuitem[3] eq 'Roles' && $env{'request.course.id'}) {
340: # special treatment for role selector
341: my $roles_selector = &roles_selector(
342: $env{'course.' . $env{'request.course.id'} . '.domain'},
343: $env{'course.' . $env{'request.course.id'} . '.num'} );
344:
345: $menu .= $roles_selector ? "<li>$roles_selector</li>"
346: : '';
347: } elsif ($env{'environment.remotenavmap'} eq 'on') {
348: # open link using javascript when remote navmap is activated
349: my @items = @{$menuitem};
350: if ($menuitem->[4] eq 'remotenav') {
351: $items[0] = "javascript:gonav('$menuitem->[0]');";
352: } else {
353: $items[0] = "javascript:go('$menuitem->[0]');";
354: }
355: $menu .= &prep_menuitem(\@items);
356: } else {
357: $menu .= &prep_menuitem(\@$menuitem);
358: }
359: }
360: if ($menu =~ /\[url\].*\[symb\]/) {
361: my $escurl = &escape( &Apache::lonenc::check_encrypt(
362: $env{'request.noversionuri'}));
363:
364: my $escsymb = &escape( &Apache::lonenc::check_encrypt(
365: $env{'request.symb'}));
366:
367: if ( $env{'request.state'} eq 'construct'
368: and ( $env{'request.noversionuri'} eq ''
369: || !defined($env{'request.noversionuri'})))
370: {
371: ($escurl = $env{'request.filename'}) =~
372: s{^/home/([^/]+)/public_html/(.*)$}{/priv/$1/$2};
373:
374: $escurl = &escape($escurl);
375: }
376: $menu =~ s/\[url\]/$escurl/g;
377: $menu =~ s/\[symb\]/$escsymb/g;
378: }
379: $menu =~ s/\[uname\]/$$author{user}/g;
380: $menu =~ s/\[udom\]/$$author{dom}/g;
381:
382: return "<ul id=\"LC_secondary_menu\">$menu</ul>";
383: }
384:
385: sub show_return_link {
386: if (($env{'request.noversionuri'} =~ m{^/adm/(viewclasslist|navmaps)($|\?)})
387: || ($env{'request.noversionuri'} =~ m{^/adm/.*/aboutme($|\?)})) {
388:
389: return if ($env{'form.register'});
390: }
391: return (($env{'request.noversionuri'}=~m{^/(res|public)/} &&
392: $env{'request.symb'} eq '')
393: ||
394: ($env{'request.noversionuri'}=~ m{^/cgi-bin/printout.pl})
395: ||
396: (($env{'request.noversionuri'}=~/^\/adm\//) &&
397: ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
398: ($env{'request.noversionuri'}!~
399: m[^/adm/.*/(smppg|bulletinboard)($|\?)])
400: ));
401: }
402:
403:
404: sub registerurl {
405: my ($forcereg) = @_;
406: my $result = '';
407: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
408: my $force_title='';
409: if ($env{'request.state'} eq 'construct') {
410: $force_title=&Apache::lonxml::display_title();
411: }
412: if (($env{'environment.remote'} eq 'off') ||
413: ((($env{'request.publicaccess'}) ||
414: (!&Apache::lonnet::is_on_map(
415: &unescape($env{'request.noversionuri'})))) &&
416: (!$forcereg))) {
417: return
418: $result
419: .'<script type="text/javascript">'."\n"
420: .'// <![CDATA['."\n"
421: .'function LONCAPAreg(){;} function LONCAPAstale(){}'."\n"
422: .'// ]]>'."\n"
423: .'</script>'
424: .$force_title;
425: }
426: # Graphical display after login only
427: if ($env{'request.registered'} && !$forcereg) { return ''; }
428: $result.=&innerregister($forcereg);
429: return $result.$force_title;
430: }
431:
432: sub innerregister {
433: my ($forcereg,$titletable,$bread_crumbs) = @_;
434: my $result = '';
435: my ($uname,$thisdisfn);
436: my $const_space = ($env{'request.state'} eq 'construct');
437: my $is_const_dir = 0;
438:
439: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
440:
441: $env{'request.registered'} = 1;
442:
443: my $noremote = ($env{'environment.remote'} eq 'off');
444:
445: undef(@inlineremote);
446:
447: my $reopen=&Apache::lonmenu::reopenmenu();
448:
449: my $newmail='';
450:
451: if (&Apache::lonmsg::newmail() && !$noremote) {
452: # We have new mail and remote is up
453: $newmail= 'swmenu.setstatus("you have","messages");';
454: }
455:
456: my ($breadcrumb,$separator,$resurl);
457: if ($noremote
458: && ($env{'request.symb'})
459: && ($env{'request.course.id'})) {
460:
461: (my $mapurl, my $rid,$resurl) = &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
462: my $coursetitle = $env{'course.'.$env{'request.course.id'}.'.description'};
463:
464: my $maptitle = &Apache::lonnet::gettitle($mapurl);
465: my $restitle = &Apache::lonnet::gettitle(&Apache::lonnet::symbread());
466: my $contentstext;
467: if ($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Community') {
468: $contentstext = &mt('Community Contents');
469: } else {
470: $contentstext = &mt('Course Contents');
471: }
472: my @crumbs;
473: unless (($forcereg) && ($env{'request.noversionuri'} eq '/adm/navmaps')
474: && ($mapurl eq $env{'course.'.$env{'request.course.id'}.'.url'})) {
475: my $navhref = "javascript:gopost('/adm/navmaps','')";
476: if ($env{'environment.remotenavmap'} eq 'on') {
477: $navhref = "javascript:gonav('/adm/navmaps');";
478: }
479: @crumbs = ({text => $contentstext,
480: href => $navhref});
481: }
482: if ($mapurl ne $env{'course.'.$env{'request.course.id'}.'.url'}) {
483: push(@crumbs, {text => '...',
484: no_mt => 1});
485: }
486:
487: push @crumbs, {text => $maptitle, no_mt => 1} if ($maptitle
488: && $maptitle ne 'default.sequence'
489: && $maptitle ne $coursetitle);
490:
491: push @crumbs, {text => $restitle, no_mt => 1} if $restitle;
492:
493: &Apache::lonhtmlcommon::clear_breadcrumbs();
494: &Apache::lonhtmlcommon::add_breadcrumb(@crumbs);
495:
496: #$breadcrumb .= &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
497: unless (($env{'request.state'} eq 'edit') || ($newmail) ||
498: ($env{'request.state'} eq 'construct') ||
499: ($env{'form.register'})) {
500: $separator = &Apache::loncommon::head_subbox();
501: }
502: #
503: } elsif (!$const_space){
504: #a situation when we're looking at a resource outside of context of a
505: #course or construction space (e.g. with cumulative rights)
506: &Apache::lonhtmlcommon::clear_breadcrumbs();
507: &Apache::lonhtmlcommon::add_breadcrumb({text => 'View Resource'});
508: }
509: if ($env{'request.state'} eq 'construct') {
510: $newmail = $titletable;
511: }
512: my $timesync = ( $noremote ? '' : 'swmenu.syncclock(1000*'.time.');' );
513: my $tablestart = ( $noremote ? '<table id="LC_menubuttons">' : '');
514: my $tableend = ( $noremote ? '</table>' : '');
515: # =============================================================================
516: # ============================ This is for URLs that actually can be registered
517: if (($env{'request.noversionuri'}!~m{^/(res/)*adm/}) || ($forcereg)) {
518: # -- This applies to homework problems for users with grading privileges
519: my $crs='/'.$env{'request.course.id'};
520: if ($env{'request.course.sec'}) {
521: $crs.='_'.$env{'request.course.sec'};
522: }
523: $crs=~s/\_/\//g;
524:
525: my $hwkadd='';
526: if ($env{'request.symb'} ne '' &&
527: $env{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
528: if (&Apache::lonnet::allowed('mgr',$crs)) {
529: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_4]',
530: "gocmd('/adm/grades','gradingmenu')",
531: 'Modify user grades for this assessment resource');
532: } elsif (&Apache::lonnet::allowed('vgr',$crs)) {
533: $hwkadd.=&switch('','',7,2,'subm.gif','view sub-[_1]','missions[_1]',
534: "gocmd('/adm/grades','submission')",
535: 'View user submissions for this assessment resource');
536: }
537: }
538: if ($env{'request.symb'} ne '' &&
539: &Apache::lonnet::allowed('opa',$crs)) {
540: $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]',
541: "gocmd('/adm/parmset','set')",
542: 'Modify parameter settings for this resource');
543: }
544: # -- End Homework
545: ###
546: ### Determine whether or not to display the 'cstr' button for this
547: ### resource
548: ###
549: my $editbutton = '';
550: my $noeditbutton = 1;
551: my ($cnum,$cdom);
552: if ($env{'request.course.id'}) {
553: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
554: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
555: }
556: if ($env{'user.author'}) {
557: if ($env{'request.role'}=~/^(aa|ca|au)/) {
558: #
559: # We have the role of an author
560: #
561: # Set defaults for authors
562: my ($top,$bottom) = ('con-','struct');
563: my $action = "go('/priv/".$env{'user.name'}."');";
564: my $cadom = $env{'request.role.domain'};
565: my $caname = $env{'user.name'};
566: my $desc = "Enter my construction space";
567: # Set defaults for co-authors
568: if ($env{'request.role'} =~ /^ca/) {
569: ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
570: ($top,$bottom) = ('co con-','struct');
571: $action = "go('/priv/".$caname."');";
572: $desc = "Enter construction space as co-author";
573: } elsif ($env{'request.role'} =~ /^aa/) {
574: ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
575: ($top,$bottom) = ('co con-','struct');
576: $action = "go('/priv/".$caname."');";
577: $desc = "Enter construction space as assistant co-author";
578: }
579: # Check that we are on the correct machine
580: my $home = &Apache::lonnet::homeserver($caname,$cadom);
581: my $allowed=0;
582: my @ids=&Apache::lonnet::current_machine_ids();
583: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
584: if (!$allowed) {
585: $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc);
586: $noeditbutton = 0;
587: }
588: }
589: #
590: # We are an author for some stuff, but currently do not have the role of author.
591: # Figure out if we have authoring privileges for the resource we are looking at.
592: # This should maybe become a privilege check in lonnet
593: #
594: ##
595: ## Determine if user can edit url.
596: ##
597: my $cfile='';
598: my $cfuname='';
599: my $cfudom='';
600: my $uploaded;
601: my $switchserver='';
602: my $home;
603: if ($env{'request.filename'}) {
604: my $file=&Apache::lonnet::declutter($env{'request.filename'});
605: if (defined($cnum) && defined($cdom)) {
606: $uploaded = &is_course_upload($file,$cnum,$cdom);
607: }
608: if (!$uploaded) {
609: $file=~s/^($match_domain)\/($match_username)/\/priv\/$2/;
610: # Check that the user has permission to edit this resource
611: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
612: if (defined($cfudom)) {
613: $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
614: my $allowed=0;
615: my @ids=&Apache::lonnet::current_machine_ids();
616: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
617: if ($allowed) {
618: $cfile=$file;
619: } else {
620: $switchserver=$file;
621: }
622: }
623: }
624: }
625: # Finally, turn the button on or off
626: if (($cfile || $switchserver) && !$const_space) {
627: my $nocrsedit;
628: # Suppress display where CC has switched to student role.
629: if ($env{'request.course.id'}) {
630: unless(&Apache::lonnet::allowed('mdc',
631: $env{'request.course.id'})) {
632: $nocrsedit = 1;
633: }
634: }
635: if ($nocrsedit) {
636: $editbutton=&clear(6,1);
637: } else {
638: my $bot = "go('$cfile')";
639: if ($switchserver) {
640: if ( $env{'request.symb'} && $env{'request.course.id'} ) {
641: my ($mapurl,$rid,$resurl) = &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
642: $cfile = '/adm/switchserver?otherserver='.$home.'&role='.
643: &HTML::Entities::encode($env{'request.role'},'"<>&').'&symb='.
644: &HTML::Entities::encode($env{'request.symb'},'"<>&');
645: $bot = "need_switchserver('$cfile');";
646: }
647: }
648: $editbutton=&switch
649: ('','',6,1,'pcstr.gif','edit[_1]','resource[_2]',
650: $bot,"Edit this resource");
651: $noeditbutton = 0;
652: }
653: } elsif ($editbutton eq '') {
654: $editbutton=&clear(6,1);
655: }
656: }
657: if (($noeditbutton) && ($env{'request.filename'})) {
658: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
659: my $file=&Apache::lonnet::declutter($env{'request.filename'});
660: if (defined($cnum) && defined($cdom)) {
661: if (&is_course_upload($file,$cnum,$cdom)) {
662: my $cfile = &edit_course_upload($file,$cnum,$cdom);
663: if ($cfile) {
664: $editbutton=&switch
665: ('','',6,1,'pcstr.gif','edit[_1]',
666: 'resource[_2]',"go('".$cfile."');",
667: 'Edit this resource');
668: }
669: }
670: }
671: }
672: }
673: if ($env{'request.course.id'}) {
674: if ($resurl eq "public/$cdom/$cnum/syllabus") {
675: if ($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ /\w/) {
676: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
677: $editbutton=&switch('','',6,1,'pcstr.png','Edit',
678: 'resource[_2]',
679: "go('/adm/courseprefs?phase=display&actions=courseinfo')",
680: 'Edit this resource');
681: }
682: }
683: }
684: }
685: ###
686: ###
687: # Prepare the rest of the buttons
688: my $menuitems;
689: if ($const_space) {
690: #
691: # We are in construction space
692: #
693: my ($uname,$thisdisfn) =
694: ($env{'request.filename'}=~m|^/home/([^/]+)/public_html/(.*)|);
695: my $currdir = '/priv/'.$uname.'/'.$thisdisfn;
696: if ($currdir =~ m-/$-) {
697: $is_const_dir = 1;
698: } else {
699: $currdir =~ s|[^/]+$||;
700: my $cleandisfn = &Apache::loncommon::escape_single($thisdisfn);
701: my $esc_currdir = &Apache::loncommon::escape_single($currdir);
702: #
703: # Probably should be in mydesk.tab
704: #
705: $menuitems=(<<ENDMENUITEMS);
706: s&6&1&list.gif&list[_1]&dir[_1]&golist('$esc_currdir')&List current directory
707: s&6&2&rtrv.gif&retrieve[_1]&version[_1]&gocstr('/adm/retrieve','/~$uname/$cleandisfn')&Retrieve old version
708: s&6&3&pub.gif&publish[_1]&resource[_3]&gocstr('/adm/publish','/~$uname/$cleandisfn')&Publish this resource
709: s&7&1&del.gif&delete[_1]&resource[_2]&gocstr('/adm/cfile?action=delete','/~$uname/$cleandisfn')&Delete this resource
710: s&7&2&prt.gif&prepare[_1]&printout[_1]&gocstr('/adm/printout','/~$uname/$cleandisfn')&Prepare a printable document
711: ENDMENUITEMS
712: }
713: if ($noremote) {
714: if (ref($bread_crumbs) eq 'ARRAY') {
715: &Apache::lonhtmlcommon::clear_breadcrumbs();
716: foreach my $crumb (@{$bread_crumbs}){
717: &Apache::lonhtmlcommon::add_breadcrumb($crumb);
718: }
719: }
720: }
721: } elsif ( defined($env{'request.course.id'}) &&
722: $env{'request.symb'} ne '' ) {
723: #
724: # We are in a course and looking at a registred URL
725: # Should probably be in mydesk.tab
726: #
727:
728: my %icon_text;
729: if ($noremote) {
730: %icon_text = (
731: annotate => 'Notes',
732: bookmark => 'Bookmark',
733: catalog => 'Info',
734: evaluate => 'Evaluate',
735: feedback => 'Communicate',
736: printout => 'Print',
737: );
738: }
739: $menuitems=(<<ENDMENUITEMS);
740: c&3&1
741: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&&1
742: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&&3
743: c&6&3
744: c&8&1
745: c&8&2
746: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document&&&$icon_text{'printout'}
747: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&&1&$icon_text{'bookmark'}
748: ENDMENUITEMS
749:
750: my $currentURL = &Apache::loncommon::get_symb();
751: my ($symb_old,$symb_old_enc) = &Apache::loncommon::clean_symb($currentURL);
752: my $annotation = &Apache::loncommon::get_annotation($symb_old,$symb_old_enc);
753: $menuitems.="s&9&3&";
754: if(length($annotation) > 0){
755: $menuitems.="anot2.gif";
756: }else{
757: $menuitems.="anot.gif";
758: }
759: $menuitems.="&anno-[_1]&tations[_1]&annotate()&";
760: $menuitems.="Make notes and annotations about this resource&&1&$icon_text{'annotate'}\n";
761:
762: unless ($noremote) {
763: my $showreqcrs = &check_for_rcrs();
764: if ($showreqcrs) {
765: $menuitems.="s&8&1&rcrs.gif&request[_1]&course[_16]".
766: "&go('/adm/requestcourse')&Course requests\n";
767: }
768: }
769: unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme|viewclasslist|portfolio)(\?|$)/) {
770: if ((!$env{'request.enc'}) && ($env{'request.noversionuri'} !~ m{^/adm/wrapper/ext/})) {
771: my $tail;
772: unless ($env{'request.state'} eq 'construct') {
773: $tail = '&&&'.$icon_text{'catalog'};
774: }
775: $menuitems.=(<<ENDREALRES);
776: s&6&3&catalog.gif&catalog[_2]&info[_1]&catalog_info()&Show Metadata$tail
777: ENDREALRES
778: }
779: $menuitems.=(<<ENDREALRES);
780: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource&&&$icon_text{'evaluate'}
781: 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&&&$icon_text{'feedback'}
782: ENDREALRES
783: }
784: }
785: if ($env{'request.uri'} =~ /^\/res/) {
786: $menuitems .= (<<ENDMENUITEMS);
787: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document&&&Print
788: ENDMENUITEMS
789: }
790: my $buttons='';
791: foreach (split(/\n/,$menuitems)) {
792: my ($command,@rest)=split(/\&/,$_);
793: my $idx=10*$rest[0]+$rest[1];
794: if (&hidden_button_check() eq 'yes') {
795: if ($idx == 21 ||$idx == 23) {
796: $buttons.=&switch('','',@rest);
797: } else {
798: $buttons.=&clear(@rest);
799: }
800: } else {
801: if ($command eq 's') {
802: $buttons.=&switch('','',@rest);
803: } else {
804: $buttons.=&clear(@rest);
805: }
806: }
807: }
808:
809: if ($noremote) {
810: my $addremote=0;
811: foreach (@inlineremote) { if ($_ ne '') { $addremote=1; last;} }
812: my $inlinebuttons='';
813: if ($addremote) {
814:
815: Apache::lonhtmlcommon::clear_breadcrumb_tools();
816:
817: Apache::lonhtmlcommon::add_breadcrumb_tool(
818: 'navigation', @inlineremote[21,23]);
819:
820: if(hidden_button_check() ne 'yes') {
821: Apache::lonhtmlcommon::add_breadcrumb_tool(
822: 'tools', @inlineremote[93,91,81,82,83]);
823:
824: #publish button in construction space
825: if ($env{'request.state'} eq 'construct'){
826: Apache::lonhtmlcommon::add_breadcrumb_tool(
827: 'advtools', $inlineremote[63]);
828: }else{
829: Apache::lonhtmlcommon::add_breadcrumb_tool(
830: 'tools', $inlineremote[63]);
831: }
832:
833: unless ($env{'request.noversionuri'}=~ m{^/adm/(navmaps|viewclasslist)(\?|$)}) {
834: Apache::lonhtmlcommon::add_breadcrumb_tool(
835: 'advtools', @inlineremote[61,71,72,73,92]);
836: }
837: }
838:
839: # # Registered, textual output
840: # if ( $env{'environment.icons'} eq 'iconsonly' ) {
841: # $inlinebuttons = (<<ENDARROWSINLINE);
842: #<tr><td>
843: #$inlineremote[21] $inlineremote[23]
844: #ENDARROWSINLINE
845: # if ( &hidden_button_check() ne 'yes' ) {
846: # $inlinebuttons .= (<<ENDINLINEICONS);
847: #$inlineremote[61] $inlineremote[63]
848: #$inlineremote[71] $inlineremote[72] $inlineremote[73]
849: #$inlineremote[81] $inlineremote[82] $inlineremote[83]
850: #$inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
851: #ENDINLINEICONS
852: # }
853: # } else { # not iconsonly
854: # if ( $inlineremote[21] ne '' || $inlineremote[23] ne '' ) {
855: # $inlinebuttons = (<<ENDFIRSTLINE);
856: #<tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
857: #ENDFIRSTLINE
858: # }
859: # if ( &hidden_button_check() ne 'yes' ) {
860: # foreach my $row ( 6 .. 9 ) {
861: # if ( $inlineremote[ ${row} . '1' ] ne ''
862: # || $inlineremote[ $row . '2' ] ne ''
863: # || $inlineremote[ $row . '3' ] ne '' )
864: # {
865: # $inlinebuttons .= <<"ENDLINE";
866: #<tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
867: #ENDLINE
868: # }
869: # }
870: # }
871: # }
872: }
873: $breadcrumb = &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
874: $result =(<<ENDREGTEXT);
875: <script type="text/javascript">
876: // BEGIN LON-CAPA Internal
877: </script>
878: $timesync
879: $breadcrumb
880: <!-- $tablestart -->
881: <!-- $inlinebuttons -->
882: <!-- $tableend -->
883: $newmail
884: <!-- $separator -->
885: <script type="text/javascript">
886: // END LON-CAPA Internal
887: </script>
888:
889: ENDREGTEXT
890: # Registered, graphical output
891: } else {
892: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
893: $requri=&Apache::lonenc::check_encrypt(&unescape($requri));
894: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
895: my $navstatus=&get_nav_status();
896: my $clearcstr;
897:
898: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
899: $result = (<<ENDREGTHIS);
900:
901: <script type="text/javascript">
902: // <![CDATA[
903: // BEGIN LON-CAPA Internal
904: var swmenu=null;
905:
906: function LONCAPAreg() {
907: swmenu=$reopen;
908: swmenu.clearTimeout(swmenu.menucltim);
909: $timesync
910: $newmail
911: $buttons
912: swmenu.currentURL="$requri";
913: swmenu.reloadURL=swmenu.currentURL+window.location.search;
914: swmenu.currentSymb="$cursymb";
915: swmenu.reloadSymb="$cursymb";
916: swmenu.currentStale=0;
917: $navstatus
918: $hwkadd
919: $editbutton
920: }
921:
922: function LONCAPAstale() {
923: swmenu=$reopen
924: swmenu.currentStale=1;
925: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
926: swmenu.switchbutton
927: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
928: }
929: swmenu.clearbut(7,2);
930: swmenu.clearbut(7,3);
931: swmenu.menucltim=swmenu.setTimeout(
932: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
933: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
934: 2000);
935: }
936:
937: // END LON-CAPA Internal
938: // ]]>
939: </script>
940: ENDREGTHIS
941: }
942: # =============================================================================
943: } else {
944: # ========================================== This can or will not be registered
945: if ($noremote) {
946: # Not registered
947: $result= (<<ENDDONOTREGTEXT);
948: ENDDONOTREGTEXT
949: } else {
950: # Not registered, graphical
951: $result = (<<ENDDONOTREGTHIS);
952:
953: <script type="text/javascript">
954: // <![CDATA[
955: // BEGIN LON-CAPA Internal
956: var swmenu=null;
957:
958: function LONCAPAreg() {
959: swmenu=$reopen
960: $timesync
961: swmenu.currentStale=1;
962: swmenu.clearbut(2,1);
963: swmenu.clearbut(2,3);
964: swmenu.clearbut(8,1);
965: swmenu.clearbut(8,2);
966: swmenu.clearbut(8,3);
967: if (swmenu.currentURL) {
968: swmenu.switchbutton
969: (3,1,'reload.gif','return','location','go(currentURL)');
970: } else {
971: swmenu.clearbut(3,1);
972: }
973: }
974:
975: function LONCAPAstale() {
976: }
977:
978: // END LON-CAPA Internal
979: // ]]>
980: </script>
981: ENDDONOTREGTHIS
982: }
983: # =============================================================================
984: }
985: return $result;
986: }
987:
988: sub is_course_upload {
989: my ($file,$cnum,$cdom) = @_;
990: my $uploadpath = &LONCAPA::propath($cdom,$cnum);
991: $uploadpath =~ s{^\/}{};
992: if (($file =~ m{^\Q$uploadpath\E/userfiles/docs/}) ||
993: ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/docs/})) {
994: return 1;
995: }
996: return;
997: }
998:
999: sub edit_course_upload {
1000: my ($file,$cnum,$cdom) = @_;
1001: my $cfile;
1002: if ($file =~/\.(htm|html|css|js|txt)$/) {
1003: my $ext = $1;
1004: my $url = &Apache::lonnet::hreflocation('',$file);
1005: my $home = &Apache::lonnet::homeserver($cnum,$cdom);
1006: my @ids=&Apache::lonnet::current_machine_ids();
1007: my $dest;
1008: if ($home && grep(/^\Q$home\E$/,@ids)) {
1009: $dest = $url.'?forceedit=1';
1010: } else {
1011: unless (&Apache::lonnet::get_locks()) {
1012: $dest = '/adm/switchserver?otherserver='.
1013: $home.'&role='.$env{'request.role'}.
1014: '&url='.$url.'&forceedit=1';
1015: }
1016: }
1017: if ($dest) {
1018: $cfile = &HTML::Entities::encode($dest,'"<>&');
1019: }
1020: }
1021: return $cfile;
1022: }
1023:
1024: sub loadevents() {
1025: if ($env{'request.state'} eq 'construct' ||
1026: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1027: return 'LONCAPAreg();';
1028: }
1029:
1030: sub unloadevents() {
1031: if ($env{'request.state'} eq 'construct' ||
1032: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1033: return 'LONCAPAstale();';
1034: }
1035:
1036:
1037: sub startupremote {
1038: my ($lowerurl)=@_;
1039: if ($env{'environment.remote'} eq 'off') {
1040: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
1041: }
1042: #
1043: # The Remote actually gets launched!
1044: #
1045: my $configmenu=&rawconfig();
1046: my $esclowerurl=&escape($lowerurl);
1047: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
1048: return(<<ENDREMOTESTARTUP);
1049: <script type="text/javascript">
1050: // <![CDATA[
1051: var timestart;
1052: function wheelswitch() {
1053: if (typeof(document.wheel) != 'undefined') {
1054: if (typeof(document.wheel.spin) != 'undefined') {
1055: var date=new Date();
1056: var waited=Math.round(30-((date.getTime()-timestart)/1000));
1057: document.wheel.spin.value=$message;
1058: }
1059: }
1060: if (window.status=='|') {
1061: window.status='/';
1062: } else {
1063: if (window.status=='/') {
1064: window.status='-';
1065: } else {
1066: if (window.status=='-') {
1067: window.status='\\\\';
1068: } else {
1069: if (window.status=='\\\\') { window.status='|'; }
1070: }
1071: }
1072: }
1073: }
1074:
1075: // ---------------------------------------------------------- The wait function
1076: var canceltim;
1077: function wait() {
1078: if ((menuloaded==1) || (tim==1)) {
1079: window.status='Done.';
1080: if (tim==0) {
1081: clearTimeout(canceltim);
1082: $configmenu
1083: window.location='$lowerurl';
1084: } else {
1085: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1086: }
1087: } else {
1088: wheelswitch();
1089: setTimeout('wait();',200);
1090: }
1091: }
1092:
1093: function main() {
1094: canceltim=setTimeout('tim=1;',30000);
1095: window.status='-';
1096: var date=new Date();
1097: timestart=date.getTime();
1098: wait();
1099: }
1100:
1101: // ]]>
1102: </script>
1103: ENDREMOTESTARTUP
1104: }
1105:
1106: sub setflags() {
1107: return(<<ENDSETFLAGS);
1108: <script type="text/javascript">
1109: // <![CDATA[
1110: menuloaded=0;
1111: tim=0;
1112: // ]]>
1113: </script>
1114: ENDSETFLAGS
1115: }
1116:
1117: sub maincall() {
1118: if ($env{'environment.remote'} eq 'off') { return ''; }
1119: return(<<ENDMAINCALL);
1120: <script type="text/javascript">
1121: // <![CDATA[
1122: main();
1123: // ]]>
1124: </script>
1125: ENDMAINCALL
1126: }
1127:
1128: sub load_remote_msg {
1129: my ($lowerurl)=@_;
1130:
1131: if ($env{'environment.remote'} eq 'off') { return ''; }
1132:
1133: my $esclowerurl=&escape($lowerurl);
1134: my $link=&mt('[_1]Continue[_2] on in Inline Menu mode'
1135: ,'<a href="/adm/remote?action=collapse&url='.$esclowerurl.'">'
1136: ,'</a>');
1137: return(<<ENDREMOTEFORM);
1138: <p>
1139: <form name="wheel">
1140: <input name="spin" type="text" size="60" />
1141: </form>
1142: </p>
1143: <p>$link</p>
1144: ENDREMOTEFORM
1145: }
1146:
1147: sub get_menu_name {
1148: my $hostid = $Apache::lonnet::perlvar{'lonHostID'};
1149: $hostid =~ s/\W//g;
1150: return 'LCmenu'.$hostid;
1151: }
1152:
1153:
1154: sub reopenmenu {
1155: if ($env{'environment.remote'} eq 'off') { return ''; }
1156: my $menuname = &get_menu_name();
1157: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1158: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1159: }
1160:
1161:
1162: sub open {
1163: my $returnval='';
1164: if ($env{'environment.remote'} eq 'off') {
1165: return
1166: '<script type="text/javascript">'."\n"
1167: .'// <![CDATA['."\n"
1168: .'self.name="loncapaclient";'."\n"
1169: .'// ]]>'."\n"
1170: .'</script>';
1171: }
1172: my $menuname = &get_menu_name();
1173:
1174: # unless (shift eq 'unix') {
1175: # resizing does not work on linux because of virtual desktop sizes
1176: # $returnval.=(<<ENDRESIZE);
1177: #if (window.screen) {
1178: # self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1179: # self.moveTo(190,15);
1180: #}
1181: #ENDRESIZE
1182: # }
1183: $returnval=(<<ENDOPEN);
1184: // <![CDATA[
1185: window.status='Opening LON-CAPA Remote Control';
1186: var menu=window.open("/res/adm/pages/menu.html?inhibitmenu=yes","$menuname",
1187: "height=375,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1188: self.name='loncapaclient';
1189: // ]]>
1190: ENDOPEN
1191: return '<script type="text/javascript">'.$returnval.'</script>';
1192: }
1193:
1194:
1195: # ================================================================== Raw Config
1196:
1197: sub clear {
1198: my ($row,$col)=@_;
1199: unless ($env{'environment.remote'} eq 'off') {
1200: if (($row<1) || ($row>13)) { return ''; }
1201: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1202: } else {
1203: $inlineremote[10*$row+$col]='';
1204: return '';
1205: }
1206: }
1207:
1208: # ============================================ Switch a button or create a link
1209: # Switch acts on the javascript that is executed when a button is clicked.
1210: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1211:
1212: sub switch {
1213: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat,$nobreak,$inlinetools)=@_;
1214: $act=~s/\$uname/$uname/g;
1215: $act=~s/\$udom/$udom/g;
1216: $top=&mt($top);
1217: $bot=&mt($bot);
1218: $desc=&mt($desc);
1219: if (($env{'environment.remote'} ne 'off') || ($env{'environment.icons'} eq 'classic')) {
1220: $img=&mt($img);
1221: }
1222: my $idx=10*$row+$col;
1223: if ($cat ne '') {
1224: $category_members{$cat}.=':'.$idx;
1225: }
1226:
1227: unless ($env{'environment.remote'} eq 'off') {
1228: if (($row<1) || ($row>13)) { return ''; }
1229: # Remote
1230: return "\n".
1231: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1232: } else {
1233: # Inline Remote
1234: if ($env{'environment.icons'} ne 'classic') {
1235: $img=~s/\.gif$/\.png/;
1236: }
1237: if ($nobreak==2) { return ''; }
1238: my $text=$top.' '.$bot;
1239: $text=~s/\s*\-\s*//gs;
1240:
1241: my $pic=
1242: '<img alt="'.$text.'" src="'.
1243: &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
1244: '" align="'.($nobreak==3?'right':'left').'" class="LC_icon" />';
1245: if ($env{'browser.interface'} eq 'faketextual') {
1246: # Main Menu
1247: if ($nobreak==3) {
1248: $inlineremote[$idx]="\n".
1249: '<td class="LC_menubuttons_text" align="right">'.$text.
1250: '</td><td align="left">'.
1251: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
1252: } elsif ($nobreak) {
1253: $inlineremote[$idx]="\n<tr>".
1254: '<td align="left">'.
1255: '<a href="javascript:'.$act.';">'.$pic.'</a></td>
1256: <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>';
1257: } else {
1258: $inlineremote[$idx]="\n<tr>".
1259: '<td align="left">'.
1260: '<a href="javascript:'.$act.';">'.$pic.
1261: '</a></td><td class="LC_menubuttons_text" colspan="3">'.
1262: '<a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$desc.'</span></a></td></tr>';
1263: }
1264: } else {
1265: # Inline Menu
1266: if ($env{'environment.icons'} eq 'iconsonly') {
1267: $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
1268: } else {
1269: my $icon_text = $desc;
1270: if ($inlinetools) {
1271: $icon_text = $inlinetools.' ';
1272: }
1273: $inlineremote[$idx]=
1274: '<a title="'.$desc.'" class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
1275: '<span class="LC_menubuttons_inline_text">'.$icon_text.' </span></a>';
1276: }
1277: }
1278: }
1279: return '';
1280: }
1281:
1282: sub secondlevel {
1283: my $output='';
1284: my
1285: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat)=@_;
1286: if ($prt eq 'any') {
1287: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1288: } elsif ($prt=~/^r(\w+)/) {
1289: if ($rol eq $1) {
1290: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1291: }
1292: }
1293: return $output;
1294: }
1295:
1296: sub openmenu {
1297: my $menuname = &get_menu_name();
1298: if ($env{'environment.remote'} eq 'off') { return ''; }
1299: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1300: return "window.open(".$nothing.",'".$menuname."');";
1301: }
1302:
1303: sub inlinemenu {
1304: undef(@inlineremote);
1305: undef(%category_members);
1306: # calling rawconfig with "1" will evaluate mydesk.tab, even if there is no active remote control
1307: &rawconfig(1);
1308: my $output='<table><tr>';
1309: for (my $col=1; $col<=2; $col++) {
1310: $output.='<td class="LC_mainmenu_col_fieldset">';
1311: for (my $row=1; $row<=8; $row++) {
1312: foreach my $cat (keys(%category_members)) {
1313: if ($category_positions{$cat} ne "$col,$row") { next; }
1314: #$output.='<table><tr><td colspan="4" class="LC_menubuttons_category">'.&mt($category_names{$cat}).'</td></tr>';
1315: $output.='<div class="LC_Box LC_400Box">';
1316: $output.='<h3 class="LC_hcell">'.&mt($category_names{$cat}).'</h3>';
1317: $output.='<table>';
1318: my %active=();
1319: foreach my $menu_item (split(/\:/,$category_members{$cat})) {
1320: if ($inlineremote[$menu_item]) {
1321: $active{$menu_item}=1;
1322: }
1323: }
1324: foreach my $item (sort(keys(%active))) {
1325: $output.=$inlineremote[$item];
1326: }
1327: $output.='</table>';
1328: $output.='</div>';
1329: }
1330: }
1331: $output.="</td>";
1332: }
1333: $output.="</tr></table>";
1334: return $output;
1335: }
1336:
1337: sub rawconfig {
1338: #
1339: # This evaluates mydesk.tab
1340: # Need to add more positions and more privileges to deal with all
1341: # menu items.
1342: #
1343: my $textualoverride=shift;
1344: my $output='';
1345: unless ($env{'environment.remote'} eq 'off') {
1346: $output.=
1347: "window.status='Opening Remote Control';var swmenu=".&openmenu().
1348: "\nwindow.status='Configuring Remote Control ';";
1349: } else {
1350: unless ($textualoverride) { return ''; }
1351: }
1352: my $uname=$env{'user.name'};
1353: my $udom=$env{'user.domain'};
1354: my $adv=$env{'user.adv'};
1355: my $show_course=&Apache::loncommon::show_course();
1356: my $author=$env{'user.author'};
1357: my $crs='';
1358: my $crstype='';
1359: if ($env{'request.course.id'}) {
1360: $crs='/'.$env{'request.course.id'};
1361: if ($env{'request.course.sec'}) {
1362: $crs.='_'.$env{'request.course.sec'};
1363: }
1364: $crs=~s/\_/\//g;
1365: $crstype = &Apache::loncommon::course_type();
1366: }
1367: my $pub=($env{'request.state'} eq 'published');
1368: my $con=($env{'request.state'} eq 'construct');
1369: my $rol=$env{'request.role'};
1370: my $requested_domain = $env{'request.role.domain'};
1371: foreach my $line (@desklines) {
1372: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
1373: $prt=~s/\$uname/$uname/g;
1374: $prt=~s/\$udom/$udom/g;
1375: if ($env{'environment.remotenavmap'} eq 'on') {
1376: unless ($env{'environment.remote'} eq 'on') {
1377: if ($img eq 'nav.gif') {
1378: $act = "gonav('/adm/navmaps','')";
1379: }
1380: }
1381: }
1382: if ($prt =~ /\$crs/) {
1383: next unless ($env{'request.course.id'});
1384: next if ($crstype eq 'Community');
1385: $prt=~s/\$crs/$crs/g;
1386: } elsif ($prt =~ /\$cmty/) {
1387: next unless ($env{'request.course.id'});
1388: next if ($crstype ne 'Community');
1389: $prt=~s/\$cmty/$crs/g;
1390: }
1391: $prt=~s/\$requested_domain/$requested_domain/g;
1392: if ($category_names{$cat}!~/\w/) { $cat='oth'; }
1393: if ($pro eq 'clear') {
1394: $output.=&clear($row,$col);
1395: } elsif ($pro eq 'any') {
1396: $output.=&secondlevel(
1397: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1398: } elsif ($pro eq 'smp') {
1399: unless ($adv) {
1400: $output.=&secondlevel(
1401: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1402: }
1403: } elsif ($pro eq 'adv') {
1404: if ($adv) {
1405: $output.=&secondlevel(
1406: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1407: }
1408: } elsif ($pro eq 'shc') {
1409: if ($show_course) {
1410: $output.=&secondlevel(
1411: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1412: }
1413: } elsif ($pro eq 'nsc') {
1414: if (!$show_course) {
1415: $output.=&secondlevel(
1416: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1417: }
1418: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1419: my $priv = $1;
1420: if ($priv =~ /^mdc(Course|Community)/) {
1421: if ($crstype eq $1) {
1422: $priv = 'mdc';
1423: } else {
1424: next;
1425: }
1426: }
1427: if (&Apache::lonnet::allowed($priv,$prt)) {
1428: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1429: }
1430: } elsif ($pro eq 'course') {
1431: if (($env{'request.course.fn'}) && ($crstype ne 'Community')) {
1432: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1433: }
1434: } elsif ($pro eq 'community') {
1435: if (($env{'request.course.fn'}) && ($crstype eq 'Community')) {
1436: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1437: }
1438: } elsif ($pro =~ /^courseenv_(.*)$/) {
1439: my $key = $1;
1440: if ($crstype ne 'Community') {
1441: my $coursepref = $env{'course.'.$env{'request.course.id'}.'.'.$key};
1442: if ($key eq 'canuse_pdfforms') {
1443: if ($env{'request.course.id'} && $coursepref eq '') {
1444: my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'});
1445: $coursepref = $domdefs{'canuse_pdfforms'};
1446: }
1447: }
1448: if ($coursepref) {
1449: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1450: }
1451: }
1452: } elsif ($pro =~ /^communityenv_(.*)$/) {
1453: my $key = $1;
1454: if ($crstype eq 'Community') {
1455: my $coursepref = $env{'course.'.$env{'request.course.id'}.'.'.$key};
1456: if ($key eq 'canuse_pdfforms') {
1457: if ($env{'request.course.id'} && $coursepref eq '') {
1458: my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'});
1459: $coursepref = $domdefs{'canuse_pdfforms'};
1460: }
1461: }
1462: if ($coursepref) {
1463: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1464: }
1465: }
1466: } elsif ($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="$nav";
1596:
1597:
1598: function gonav(url) {
1599: if (w_loncapanav_flag != 1) {
1600: gopost(url,'');
1601: } else {
1602: navwindow=window.open(url,
1603: "loncapanav","height=600,width=400,scrollbars=1");
1604: }
1605: }
1606: NAVCONTROL
1607: }
1608:
1609: sub dc_popup_js {
1610: my %lt = &Apache::lonlocal::texthash(
1611: more => '(More ...)',
1612: less => '(Less ...)',
1613: );
1614: return <<"END";
1615:
1616: function showCourseID() {
1617: document.getElementById('dccid').style.display='block';
1618: document.getElementById('dccid').style.textAlign='left';
1619: document.getElementById('dccid').style.textFace='normal';
1620: document.getElementById('dccidtext').innerHTML ='<a href="javascript:hideCourseID();">$lt{'less'}</a>';
1621: return;
1622: }
1623:
1624: function hideCourseID() {
1625: document.getElementById('dccid').style.display='none';
1626: document.getElementById('dccidtext').innerHTML ='<a href="javascript:showCourseID()">$lt{'more'}</a>';
1627: return;
1628: }
1629:
1630: END
1631:
1632: }
1633:
1634: sub utilityfunctions {
1635: my $caller = shift;
1636: unless ($env{'environment.remote'} eq 'off' ||
1637: $caller eq '/adm/menu') {
1638: return ''; }
1639:
1640: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1641: if ($currenturl =~ m{^/adm/wrapper/ext/}) {
1642: if ($env{'request.external.querystring'}) {
1643: $currenturl .= ($currenturl=~/\?/)?'&':'?'.$env{'request.external.querystring'};
1644: }
1645: }
1646: $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
1647:
1648: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1649: my $nav_control=&nav_control_js();
1650:
1651: my $dc_popup_cid;
1652: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
1653: $env{'course.'.$env{'request.course.id'}.
1654: '.domain'}.'/'})) {
1655: $dc_popup_cid = &dc_popup_js();
1656: }
1657:
1658: my $start_page_annotate =
1659: &Apache::loncommon::start_page('Annotator',undef,
1660: {'only_body' => 1,
1661: 'js_ready' => 1,
1662: 'bgcolor' => '#BBBBBB',
1663: 'add_entries' => {
1664: 'onload' => 'javascript:document.goannotate.submit();'}});
1665:
1666: my $end_page_annotate =
1667: &Apache::loncommon::end_page({'js_ready' => 1});
1668:
1669: my $start_page_bookmark =
1670: &Apache::loncommon::start_page('Bookmarks',undef,
1671: {'only_body' => 1,
1672: 'js_ready' => 1,
1673: 'bgcolor' => '#BBBBBB',});
1674:
1675: my $end_page_bookmark =
1676: &Apache::loncommon::end_page({'js_ready' => 1});
1677:
1678: my $confirm_switch = &mt("Editing requires switching to the resource's home server.").'\n'.
1679: &mt('Switch server?');
1680:
1681: return (<<ENDUTILITY)
1682:
1683: var currentURL="$currenturl";
1684: var reloadURL="$currenturl";
1685: var currentSymb="$currentsymb";
1686:
1687: $nav_control
1688: $dc_popup_cid
1689:
1690: function go(url) {
1691: if (url!='' && url!= null) {
1692: currentURL = null;
1693: currentSymb= null;
1694: window.location.href=url;
1695: }
1696: }
1697:
1698: function need_switchserver(url) {
1699: if (url!='' && url!= null) {
1700: if (confirm("$confirm_switch")) {
1701: go(url);
1702: }
1703: }
1704: return;
1705: }
1706:
1707: function gopost(url,postdata) {
1708: if (url!='') {
1709: this.document.server.action=url;
1710: this.document.server.postdata.value=postdata;
1711: this.document.server.command.value='';
1712: this.document.server.url.value='';
1713: this.document.server.symb.value='';
1714: this.document.server.submit();
1715: }
1716: }
1717:
1718: function gocmd(url,cmd) {
1719: if (url!='') {
1720: this.document.server.action=url;
1721: this.document.server.postdata.value='';
1722: this.document.server.command.value=cmd;
1723: this.document.server.url.value=currentURL;
1724: this.document.server.symb.value=currentSymb;
1725: this.document.server.submit();
1726: }
1727: }
1728:
1729: function gocstr(url,filename) {
1730: if (url == '/adm/cfile?action=delete') {
1731: this.document.cstrdelete.filename.value = filename
1732: this.document.cstrdelete.submit();
1733: return;
1734: }
1735: if (url == '/adm/printout') {
1736: this.document.cstrprint.postdata.value = filename
1737: this.document.cstrprint.curseed.value = 0;
1738: this.document.cstrprint.problemtype.value = 0;
1739: if (this.document.lonhomework) {
1740: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1741: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1742: }
1743: if (this.document.lonhomework.problemtype) {
1744: if (this.document.lonhomework.problemtype.value) {
1745: this.document.cstrprint.problemtype.value =
1746: this.document.lonhomework.problemtype.value;
1747: } else if (this.document.lonhomework.problemtype.options) {
1748: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1749: if (this.document.lonhomework.problemtype.options[i].selected) {
1750: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1751: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1752: }
1753: }
1754: }
1755: }
1756: }
1757: }
1758: this.document.cstrprint.submit();
1759: return;
1760: }
1761: if (url !='') {
1762: this.document.constspace.filename.value = filename;
1763: this.document.constspace.action = url;
1764: this.document.constspace.submit();
1765: }
1766: }
1767:
1768: function golist(url) {
1769: if (url!='' && url!= null) {
1770: currentURL = null;
1771: currentSymb= null;
1772: top.location.href=url;
1773: }
1774: }
1775:
1776:
1777:
1778: function catalog_info() {
1779: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1780: }
1781:
1782: function chat_win() {
1783: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=480,resizable=yes,location=no,menubar=no,toolbar=no');
1784: }
1785:
1786: function group_chat(group) {
1787: var url = '/adm/groupchat?group='+group;
1788: var winName = 'LONchat_'+group;
1789: grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1790: }
1791:
1792: function edit_bookmarks() {
1793: go('');
1794: w_BookmarkPal_flag=1;
1795: bookmarkpal=window.open("/adm/bookmarks",
1796: "BookmarkPal", "width=500,height=505,scrollbars=0");
1797: }
1798:
1799: function annotate() {
1800: w_Annotator_flag=1;
1801: annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
1802: annotator.document.write(
1803: '$start_page_annotate'
1804: +"<form name='goannotate' target='Annotator' method='post' "
1805: +"action='/adm/annotations'>"
1806: +"<input type='hidden' name='symbnew' value='"+currentSymb+"' />"
1807: +"<\\/form>"
1808: +'$end_page_annotate');
1809: annotator.document.close();
1810: }
1811:
1812: function set_bookmark() {
1813: go('');
1814: clienttitle=document.title;
1815: clienthref=location.pathname;
1816: w_bmquery_flag=1;
1817: bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
1818: bmquery.document.write(
1819: '$start_page_bookmark'
1820: +'<center><form method="post"'
1821: +' name="newlink" action="/adm/bookmarks" target="bmquery" '
1822: +'> <table width="340" height="150" '
1823: +'bgcolor="#FFFFFF" align="center"><tr><td>Link Name:<br /><input '
1824: +'type="text" name="title" size="45" value="'+clienttitle+'" />'
1825: +'<br />Address:<br /><input type="text" name="address" size="45" '
1826: +'value="'+clienthref+'" /><br /><center><input type="submit" '
1827: +'value="Save" /> <input type="button" value="Close" '
1828: +'onclick="javascript:window.close();" /></center></td>'
1829: +'</tr></table></form></center>'
1830: +'$end_page_bookmark' );
1831: bmquery.document.close();
1832: }
1833:
1834: ENDUTILITY
1835: }
1836:
1837: sub serverform {
1838: return(<<ENDSERVERFORM);
1839: <form name="server" action="/adm/logout" method="post" target="_top">
1840: <input type="hidden" name="postdata" value="none" />
1841: <input type="hidden" name="command" value="none" />
1842: <input type="hidden" name="url" value="none" />
1843: <input type="hidden" name="symb" value="none" />
1844: </form>
1845: ENDSERVERFORM
1846: }
1847:
1848: sub constspaceform {
1849: return(<<ENDCONSTSPACEFORM);
1850: <form name="constspace" action="/adm/logout" method="post" target="_top">
1851: <input type="hidden" name="filename" value="" />
1852: </form>
1853: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1854: <input type="hidden" name="action" value="delete" />
1855: <input type="hidden" name="filename" value="" />
1856: </form>
1857: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1858: <input type="hidden" name="postdata" value="" />
1859: <input type="hidden" name="curseed" value="" />
1860: <input type="hidden" name="problemtype" value="" />
1861: </form>
1862:
1863: ENDCONSTSPACEFORM
1864: }
1865:
1866:
1867: sub get_nav_status {
1868: my $navstatus="swmenu.w_loncapanav_flag=";
1869: if ($env{'environment.remotenavmap'} eq 'on') {
1870: $navstatus.="1";
1871: } else {
1872: $navstatus.="-1";
1873: }
1874: return $navstatus;
1875: }
1876:
1877: sub hidden_button_check {
1878: my $hidden;
1879: if ($env{'request.course.id'} eq '') {
1880: return;
1881: }
1882: if ($env{'request.role.adv'}) {
1883: return;
1884: }
1885: my $buttonshide = &Apache::lonnet::EXT('resource.0.buttonshide');
1886: return $buttonshide;
1887: }
1888:
1889: sub roles_selector {
1890: my ($cdom,$cnum) = @_;
1891: my $crstype = &Apache::loncommon::course_type();
1892: my $now = time;
1893: my (%courseroles,%seccount);
1894: my $is_cc;
1895: my $role_selector;
1896: my $ccrole;
1897: if ($crstype eq 'Community') {
1898: $ccrole = 'co';
1899: } else {
1900: $ccrole = 'cc';
1901: }
1902: if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
1903: my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
1904:
1905: if ((($start) && ($start<0)) ||
1906: (($end) && ($end<$now)) ||
1907: (($start) && ($now<$start))) {
1908: $is_cc = 0;
1909: } else {
1910: $is_cc = 1;
1911: }
1912: }
1913: if ($is_cc) {
1914: &get_all_courseroles($cdom,$cnum,\%courseroles,\%seccount);
1915: } else {
1916: my %gotnosection;
1917: foreach my $item (keys(%env)) {
1918: if ($item =~ m-^user\.role\.([^.]+)\./\Q$cdom\E/\Q$cnum\E/?(\w*)$-) {
1919: my $role = $1;
1920: my $sec = $2;
1921: next if ($role eq 'gr');
1922: my ($start,$end) = split(/\./,$env{$item});
1923: next if (($start && $start > $now) || ($end && $end < $now));
1924: if ($sec eq '') {
1925: if (!$gotnosection{$role}) {
1926: $seccount{$role} ++;
1927: $gotnosection{$role} = 1;
1928: }
1929: }
1930: if (ref($courseroles{$role}) eq 'ARRAY') {
1931: if ($sec ne '') {
1932: if (!grep(/^\Q$sec\E$/,@{$courseroles{$role}})) {
1933: push(@{$courseroles{$role}},$sec);
1934: $seccount{$role} ++;
1935: }
1936: }
1937: } else {
1938: @{$courseroles{$role}} = ();
1939: if ($sec ne '') {
1940: $seccount{$role} ++;
1941: push(@{$courseroles{$role}},$sec);
1942: }
1943: }
1944: }
1945: }
1946: }
1947: my $switchtext;
1948: if ($crstype eq 'Community') {
1949: $switchtext = &mt('Switch community role to...')
1950: } else {
1951: $switchtext = &mt('Switch course role to...')
1952: }
1953: my @roles_order = ($ccrole,'in','ta','ep','ad','st');
1954: if (keys(%courseroles) > 1) {
1955: $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles);
1956: $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
1957: <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
1958: $role_selector .= '<option value="">'.$switchtext.'</option>';
1959: foreach my $role (@roles_order) {
1960: if (defined($courseroles{$role})) {
1961: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role,$crstype).'</option>';
1962: }
1963: }
1964: foreach my $role (sort(keys(%courseroles))) {
1965: if ($role =~ /^cr/) {
1966: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1967: }
1968: }
1969: $role_selector .= '</select>'."\n".
1970: '<input type="hidden" name="destinationurl" value="'.
1971: &HTML::Entities::encode($ENV{'REQUEST_URI'}).'" />'."\n".
1972: '<input type="hidden" name="gotorole" value="1" />'."\n".
1973: '<input type="hidden" name="selectrole" value="" />'."\n".
1974: '<input type="hidden" name="switch" value="1" />'."\n".
1975: '</form>';
1976: }
1977: return $role_selector;
1978: }
1979:
1980: sub get_all_courseroles {
1981: my ($cdom,$cnum,$courseroles,$seccount) = @_;
1982: unless ((ref($courseroles) eq 'HASH') && (ref($seccount) eq 'HASH')) {
1983: return;
1984: }
1985: my ($result,$cached) =
1986: &Apache::lonnet::is_cached_new('getcourseroles',$cdom.'_'.$cnum);
1987: if (defined($cached)) {
1988: if (ref($result) eq 'HASH') {
1989: if ((ref($result->{'roles'}) eq 'HASH') &&
1990: (ref($result->{'seccount'}) eq 'HASH')) {
1991: %{$courseroles} = %{$result->{'roles'}};
1992: %{$seccount} = %{$result->{'seccount'}};
1993: return;
1994: }
1995: }
1996: }
1997: my %gotnosection;
1998: my %adv_roles =
1999: &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
2000: foreach my $role (keys(%adv_roles)) {
2001: my ($urole,$usec) = split(/:/,$role);
2002: if (!$gotnosection{$urole}) {
2003: $seccount->{$urole} ++;
2004: $gotnosection{$urole} = 1;
2005: }
2006: if (ref($courseroles->{$urole}) eq 'ARRAY') {
2007: if ($usec ne '') {
2008: if (!grep(/^Q$usec\E$/,@{$courseroles->{$urole}})) {
2009: push(@{$courseroles->{$urole}},$usec);
2010: $seccount->{$urole} ++;
2011: }
2012: }
2013: } else {
2014: @{$courseroles->{$urole}} = ();
2015: if ($usec ne '') {
2016: $seccount->{$urole} ++;
2017: push(@{$courseroles->{$urole}},$usec);
2018: }
2019: }
2020: }
2021: my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum,['st']);
2022: @{$courseroles->{'st'}} = ();
2023: if (keys(%sections_count) > 0) {
2024: push(@{$courseroles->{'st'}},keys(%sections_count));
2025: $seccount->{'st'} = scalar(keys(%sections_count));
2026: }
2027: my $rolehash = {
2028: 'roles' => $courseroles,
2029: 'seccount' => $seccount,
2030: };
2031: &Apache::lonnet::do_cache_new('getcourseroles',$cdom.'_'.$cnum,$rolehash);
2032: return;
2033: }
2034:
2035: sub jump_to_role {
2036: my ($cdom,$cnum,$seccount,$courseroles) = @_;
2037: my %lt = &Apache::lonlocal::texthash(
2038: this => 'This role has section(s) associated with it.',
2039: ente => 'Enter a specific section.',
2040: orlb => 'Enter a specific section, or leave blank for no section.',
2041: avai => 'Available sections are:',
2042: youe => 'You entered an invalid section choice:',
2043: plst => 'Please try again',
2044: );
2045: my $js;
2046: if (ref($courseroles) eq 'HASH') {
2047: $js = ' var secpick = new Array("'.$lt{'ente'}.'","'.$lt{'orlb'}.'");'."\n".
2048: ' var numsec = new Array();'."\n".
2049: ' var rolesections = new Array();'."\n".
2050: ' var rolenames = new Array();'."\n".
2051: ' var roleseclist = new Array();'."\n";
2052: my @items = keys(%{$courseroles});
2053: for (my $i=0; $i<@items; $i++) {
2054: $js .= ' rolenames['.$i.'] = "'.$items[$i].'";'."\n";
2055: my ($secs,$secstr);
2056: if (ref($courseroles->{$items[$i]}) eq 'ARRAY') {
2057: my @sections = sort { $a <=> $b } @{$courseroles->{$items[$i]}};
2058: $secs = join('","',@sections);
2059: $secstr = join(', ',@sections);
2060: }
2061: $js .= ' rolesections['.$i.'] = new Array("'.$secs.'");'."\n".
2062: ' roleseclist['.$i.'] = "'.$secstr.'";'."\n".
2063: ' numsec['.$i.'] = "'.$seccount->{$items[$i]}.'";'."\n";
2064: }
2065: }
2066: return <<"END";
2067: <script type="text/javascript">
2068: //<![CDATA[
2069: function adhocRole(roleitem) {
2070: $js
2071: var newrole = document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
2072: if (newrole == '') {
2073: return;
2074: }
2075: var fullrole = newrole+'./$cdom/$cnum';
2076: var selidx = '';
2077: for (var i=0; i<rolenames.length; i++) {
2078: if (rolenames[i] == newrole) {
2079: selidx = i;
2080: }
2081: }
2082: var secok = 1;
2083: var secchoice = '';
2084: if (selidx >= 0) {
2085: if (numsec[selidx] > 1) {
2086: secok = 0;
2087: var numrolesec = rolesections[selidx].length;
2088: var msgidx = numsec[selidx] - numrolesec;
2089: secchoice = prompt("$lt{'this'} "+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
2090: if (secchoice == '') {
2091: if (msgidx > 0) {
2092: secok = 1;
2093: }
2094: } else {
2095: for (var j=0; j<rolesections[selidx].length; j++) {
2096: if (rolesections[selidx][j] == secchoice) {
2097: secok = 1;
2098: }
2099: }
2100: }
2101: } else {
2102: if (rolesections[selidx].length == 1) {
2103: secchoice = rolesections[selidx][0];
2104: }
2105: }
2106: }
2107: if (secok == 1) {
2108: if (secchoice != '') {
2109: fullrole += '/'+secchoice;
2110: }
2111: } else {
2112: document.rolechooser.elements[roleitem].selectedIndex = 0;
2113: if (secchoice != null) {
2114: alert("$lt{'youe'} \\""+secchoice+"\\".\\n $lt{'plst'}");
2115: }
2116: return;
2117: }
2118: if (fullrole == "$env{'request.role'}") {
2119: return;
2120: }
2121: itemid = retrieveIndex('gotorole');
2122: if (itemid != -1) {
2123: document.rolechooser.elements[itemid].name = fullrole;
2124: }
2125: document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value = fullrole;
2126: document.rolechooser.selectrole.value = '1';
2127: document.rolechooser.submit();
2128: return;
2129: }
2130:
2131: function retrieveIndex(item) {
2132: for (var i=0;i<document.rolechooser.elements.length;i++) {
2133: if (document.rolechooser.elements[i].name == item) {
2134: return i;
2135: }
2136: }
2137: return -1;
2138: }
2139: // ]]>
2140: </script>
2141: END
2142: }
2143:
2144:
2145: # ================================================================ Main Program
2146:
2147: BEGIN {
2148: if (! defined($readdesk)) {
2149: {
2150: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
2151: if ( CORE::open( my $config,"<$tabfile") ) {
2152: while (my $configline=<$config>) {
2153: $configline=(split(/\#/,$configline))[0];
2154: $configline=~s/^\s+//;
2155: chomp($configline);
2156: if ($configline=~/^cat\:/) {
2157: my @entries=split(/\:/,$configline);
2158: $category_positions{$entries[2]}=$entries[1];
2159: $category_names{$entries[2]}=$entries[3];
2160: } elsif ($configline=~/^prim\:/) {
2161: my @entries = (split(/\:/, $configline))[1..5];
2162: push @primary_menu, \@entries;
2163: } elsif ($configline=~/^scnd\:/) {
2164: my @entries = (split(/\:/, $configline))[1..5];
2165: push @secondary_menu, \@entries;
2166: } elsif ($configline) {
2167: push(@desklines,$configline);
2168: }
2169: }
2170: CORE::close($config);
2171: }
2172: }
2173: $readdesk='done';
2174: }
2175: }
2176:
2177: 1;
2178: __END__
2179:
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