1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.315.2.15 2011/11/30 18:34:25 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 = &Apache::lonlocal::texthash (
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: my $icontext = &mt('Print');
787: $menuitems .= (<<ENDMENUITEMS);
788: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document&&&$icontext
789: ENDMENUITEMS
790: }
791: my $buttons='';
792: foreach (split(/\n/,$menuitems)) {
793: my ($command,@rest)=split(/\&/,$_);
794: my $idx=10*$rest[0]+$rest[1];
795: if (&hidden_button_check() eq 'yes') {
796: if ($idx == 21 ||$idx == 23) {
797: $buttons.=&switch('','',@rest);
798: } else {
799: $buttons.=&clear(@rest);
800: }
801: } else {
802: if ($command eq 's') {
803: $buttons.=&switch('','',@rest);
804: } else {
805: $buttons.=&clear(@rest);
806: }
807: }
808: }
809:
810: if ($noremote) {
811: my $addremote=0;
812: foreach (@inlineremote) { if ($_ ne '') { $addremote=1; last;} }
813: my $inlinebuttons='';
814: if ($addremote) {
815:
816: Apache::lonhtmlcommon::clear_breadcrumb_tools();
817:
818: Apache::lonhtmlcommon::add_breadcrumb_tool(
819: 'navigation', @inlineremote[21,23]);
820:
821: if(hidden_button_check() ne 'yes') {
822: Apache::lonhtmlcommon::add_breadcrumb_tool(
823: 'tools', @inlineremote[93,91,81,82,83]);
824:
825: #publish button in construction space
826: if ($env{'request.state'} eq 'construct'){
827: Apache::lonhtmlcommon::add_breadcrumb_tool(
828: 'advtools', $inlineremote[63]);
829: }else{
830: Apache::lonhtmlcommon::add_breadcrumb_tool(
831: 'tools', $inlineremote[63]);
832: }
833:
834: unless ($env{'request.noversionuri'}=~ m{^/adm/(navmaps|viewclasslist)(\?|$)}) {
835: Apache::lonhtmlcommon::add_breadcrumb_tool(
836: 'advtools', @inlineremote[61,71,72,73,92]);
837: }
838: }
839:
840: # # Registered, textual output
841: # if ( $env{'environment.icons'} eq 'iconsonly' ) {
842: # $inlinebuttons = (<<ENDARROWSINLINE);
843: #<tr><td>
844: #$inlineremote[21] $inlineremote[23]
845: #ENDARROWSINLINE
846: # if ( &hidden_button_check() ne 'yes' ) {
847: # $inlinebuttons .= (<<ENDINLINEICONS);
848: #$inlineremote[61] $inlineremote[63]
849: #$inlineremote[71] $inlineremote[72] $inlineremote[73]
850: #$inlineremote[81] $inlineremote[82] $inlineremote[83]
851: #$inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
852: #ENDINLINEICONS
853: # }
854: # } else { # not iconsonly
855: # if ( $inlineremote[21] ne '' || $inlineremote[23] ne '' ) {
856: # $inlinebuttons = (<<ENDFIRSTLINE);
857: #<tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
858: #ENDFIRSTLINE
859: # }
860: # if ( &hidden_button_check() ne 'yes' ) {
861: # foreach my $row ( 6 .. 9 ) {
862: # if ( $inlineremote[ ${row} . '1' ] ne ''
863: # || $inlineremote[ $row . '2' ] ne ''
864: # || $inlineremote[ $row . '3' ] ne '' )
865: # {
866: # $inlinebuttons .= <<"ENDLINE";
867: #<tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
868: #ENDLINE
869: # }
870: # }
871: # }
872: # }
873: }
874: $breadcrumb = &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
875: $result =(<<ENDREGTEXT);
876: <script type="text/javascript">
877: // BEGIN LON-CAPA Internal
878: </script>
879: $timesync
880: $breadcrumb
881: <!-- $tablestart -->
882: <!-- $inlinebuttons -->
883: <!-- $tableend -->
884: $newmail
885: <!-- $separator -->
886: <script type="text/javascript">
887: // END LON-CAPA Internal
888: </script>
889:
890: ENDREGTEXT
891: # Registered, graphical output
892: } else {
893: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
894: $requri=&Apache::lonenc::check_encrypt(&unescape($requri));
895: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
896: my $navstatus=&get_nav_status();
897: my $clearcstr;
898:
899: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
900: $result = (<<ENDREGTHIS);
901:
902: <script type="text/javascript">
903: // <![CDATA[
904: // BEGIN LON-CAPA Internal
905: var swmenu=null;
906:
907: function LONCAPAreg() {
908: swmenu=$reopen;
909: swmenu.clearTimeout(swmenu.menucltim);
910: $timesync
911: $newmail
912: $buttons
913: swmenu.currentURL="$requri";
914: swmenu.reloadURL=swmenu.currentURL+window.location.search;
915: swmenu.currentSymb="$cursymb";
916: swmenu.reloadSymb="$cursymb";
917: swmenu.currentStale=0;
918: $navstatus
919: $hwkadd
920: $editbutton
921: }
922:
923: function LONCAPAstale() {
924: swmenu=$reopen
925: swmenu.currentStale=1;
926: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
927: swmenu.switchbutton
928: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
929: }
930: swmenu.clearbut(7,2);
931: swmenu.clearbut(7,3);
932: swmenu.menucltim=swmenu.setTimeout(
933: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
934: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
935: 2000);
936: }
937:
938: // END LON-CAPA Internal
939: // ]]>
940: </script>
941: ENDREGTHIS
942: }
943: # =============================================================================
944: } else {
945: # ========================================== This can or will not be registered
946: if ($noremote) {
947: # Not registered
948: $result= (<<ENDDONOTREGTEXT);
949: ENDDONOTREGTEXT
950: } else {
951: # Not registered, graphical
952: $result = (<<ENDDONOTREGTHIS);
953:
954: <script type="text/javascript">
955: // <![CDATA[
956: // BEGIN LON-CAPA Internal
957: var swmenu=null;
958:
959: function LONCAPAreg() {
960: swmenu=$reopen
961: $timesync
962: swmenu.currentStale=1;
963: swmenu.clearbut(2,1);
964: swmenu.clearbut(2,3);
965: swmenu.clearbut(8,1);
966: swmenu.clearbut(8,2);
967: swmenu.clearbut(8,3);
968: if (swmenu.currentURL) {
969: swmenu.switchbutton
970: (3,1,'reload.gif','return','location','go(currentURL)');
971: } else {
972: swmenu.clearbut(3,1);
973: }
974: }
975:
976: function LONCAPAstale() {
977: }
978:
979: // END LON-CAPA Internal
980: // ]]>
981: </script>
982: ENDDONOTREGTHIS
983: }
984: # =============================================================================
985: }
986: return $result;
987: }
988:
989: sub is_course_upload {
990: my ($file,$cnum,$cdom) = @_;
991: my $uploadpath = &LONCAPA::propath($cdom,$cnum);
992: $uploadpath =~ s{^\/}{};
993: if (($file =~ m{^\Q$uploadpath\E/userfiles/docs/}) ||
994: ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/docs/})) {
995: return 1;
996: }
997: return;
998: }
999:
1000: sub edit_course_upload {
1001: my ($file,$cnum,$cdom) = @_;
1002: my $cfile;
1003: if ($file =~/\.(htm|html|css|js|txt)$/) {
1004: my $ext = $1;
1005: my $url = &Apache::lonnet::hreflocation('',$file);
1006: my $home = &Apache::lonnet::homeserver($cnum,$cdom);
1007: my @ids=&Apache::lonnet::current_machine_ids();
1008: my $dest;
1009: if ($home && grep(/^\Q$home\E$/,@ids)) {
1010: $dest = $url.'?forceedit=1';
1011: } else {
1012: unless (&Apache::lonnet::get_locks()) {
1013: $dest = '/adm/switchserver?otherserver='.
1014: $home.'&role='.$env{'request.role'}.
1015: '&url='.$url.'&forceedit=1';
1016: }
1017: }
1018: if ($dest) {
1019: $cfile = &HTML::Entities::encode($dest,'"<>&');
1020: }
1021: }
1022: return $cfile;
1023: }
1024:
1025: sub loadevents() {
1026: if ($env{'request.state'} eq 'construct' ||
1027: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1028: return 'LONCAPAreg();';
1029: }
1030:
1031: sub unloadevents() {
1032: if ($env{'request.state'} eq 'construct' ||
1033: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1034: return 'LONCAPAstale();';
1035: }
1036:
1037:
1038: sub startupremote {
1039: my ($lowerurl)=@_;
1040: if ($env{'environment.remote'} eq 'off') {
1041: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
1042: }
1043: #
1044: # The Remote actually gets launched!
1045: #
1046: my $configmenu=&rawconfig();
1047: my $esclowerurl=&escape($lowerurl);
1048: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
1049: return(<<ENDREMOTESTARTUP);
1050: <script type="text/javascript">
1051: // <![CDATA[
1052: var timestart;
1053: function wheelswitch() {
1054: if (typeof(document.wheel) != 'undefined') {
1055: if (typeof(document.wheel.spin) != 'undefined') {
1056: var date=new Date();
1057: var waited=Math.round(30-((date.getTime()-timestart)/1000));
1058: document.wheel.spin.value=$message;
1059: }
1060: }
1061: if (window.status=='|') {
1062: window.status='/';
1063: } else {
1064: if (window.status=='/') {
1065: window.status='-';
1066: } else {
1067: if (window.status=='-') {
1068: window.status='\\\\';
1069: } else {
1070: if (window.status=='\\\\') { window.status='|'; }
1071: }
1072: }
1073: }
1074: }
1075:
1076: // ---------------------------------------------------------- The wait function
1077: var canceltim;
1078: function wait() {
1079: if ((menuloaded==1) || (tim==1)) {
1080: window.status='Done.';
1081: if (tim==0) {
1082: clearTimeout(canceltim);
1083: $configmenu
1084: window.location='$lowerurl';
1085: } else {
1086: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1087: }
1088: } else {
1089: wheelswitch();
1090: setTimeout('wait();',200);
1091: }
1092: }
1093:
1094: function main() {
1095: canceltim=setTimeout('tim=1;',30000);
1096: window.status='-';
1097: var date=new Date();
1098: timestart=date.getTime();
1099: wait();
1100: }
1101:
1102: // ]]>
1103: </script>
1104: ENDREMOTESTARTUP
1105: }
1106:
1107: sub setflags() {
1108: return(<<ENDSETFLAGS);
1109: <script type="text/javascript">
1110: // <![CDATA[
1111: menuloaded=0;
1112: tim=0;
1113: // ]]>
1114: </script>
1115: ENDSETFLAGS
1116: }
1117:
1118: sub maincall() {
1119: if ($env{'environment.remote'} eq 'off') { return ''; }
1120: return(<<ENDMAINCALL);
1121: <script type="text/javascript">
1122: // <![CDATA[
1123: main();
1124: // ]]>
1125: </script>
1126: ENDMAINCALL
1127: }
1128:
1129: sub load_remote_msg {
1130: my ($lowerurl)=@_;
1131:
1132: if ($env{'environment.remote'} eq 'off') { return ''; }
1133:
1134: my $esclowerurl=&escape($lowerurl);
1135: my $link=&mt('[_1]Continue[_2] on in Inline Menu mode'
1136: ,'<a href="/adm/remote?action=collapse&url='.$esclowerurl.'">'
1137: ,'</a>');
1138: return(<<ENDREMOTEFORM);
1139: <p>
1140: <form name="wheel">
1141: <input name="spin" type="text" size="60" />
1142: </form>
1143: </p>
1144: <p>$link</p>
1145: ENDREMOTEFORM
1146: }
1147:
1148: sub get_menu_name {
1149: my $hostid = $Apache::lonnet::perlvar{'lonHostID'};
1150: $hostid =~ s/\W//g;
1151: return 'LCmenu'.$hostid;
1152: }
1153:
1154:
1155: sub reopenmenu {
1156: if ($env{'environment.remote'} eq 'off') { return ''; }
1157: my $menuname = &get_menu_name();
1158: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1159: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1160: }
1161:
1162:
1163: sub open {
1164: my $returnval='';
1165: if ($env{'environment.remote'} eq 'off') {
1166: return
1167: '<script type="text/javascript">'."\n"
1168: .'// <![CDATA['."\n"
1169: .'self.name="loncapaclient";'."\n"
1170: .'// ]]>'."\n"
1171: .'</script>';
1172: }
1173: my $menuname = &get_menu_name();
1174:
1175: # unless (shift eq 'unix') {
1176: # resizing does not work on linux because of virtual desktop sizes
1177: # $returnval.=(<<ENDRESIZE);
1178: #if (window.screen) {
1179: # self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1180: # self.moveTo(190,15);
1181: #}
1182: #ENDRESIZE
1183: # }
1184: $returnval=(<<ENDOPEN);
1185: // <![CDATA[
1186: window.status='Opening LON-CAPA Remote Control';
1187: var menu=window.open("/res/adm/pages/menu.html?inhibitmenu=yes","$menuname",
1188: "height=375,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1189: self.name='loncapaclient';
1190: // ]]>
1191: ENDOPEN
1192: return '<script type="text/javascript">'.$returnval.'</script>';
1193: }
1194:
1195:
1196: # ================================================================== Raw Config
1197:
1198: sub clear {
1199: my ($row,$col)=@_;
1200: unless ($env{'environment.remote'} eq 'off') {
1201: if (($row<1) || ($row>13)) { return ''; }
1202: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1203: } else {
1204: $inlineremote[10*$row+$col]='';
1205: return '';
1206: }
1207: }
1208:
1209: # ============================================ Switch a button or create a link
1210: # Switch acts on the javascript that is executed when a button is clicked.
1211: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1212:
1213: sub switch {
1214: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat,$nobreak,$inlinetools)=@_;
1215: $act=~s/\$uname/$uname/g;
1216: $act=~s/\$udom/$udom/g;
1217: $top=&mt($top);
1218: $bot=&mt($bot);
1219: $desc=&mt($desc);
1220: if (($env{'environment.remote'} ne 'off') || ($env{'environment.icons'} eq 'classic')) {
1221: $img=&mt($img);
1222: }
1223: my $idx=10*$row+$col;
1224: if ($cat ne '') {
1225: $category_members{$cat}.=':'.$idx;
1226: }
1227:
1228: unless ($env{'environment.remote'} eq 'off') {
1229: if (($row<1) || ($row>13)) { return ''; }
1230: # Remote
1231: return "\n".
1232: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1233: } else {
1234: # Inline Remote
1235: if ($env{'environment.icons'} ne 'classic') {
1236: $img=~s/\.gif$/\.png/;
1237: }
1238: if ($nobreak==2) { return ''; }
1239: my $text=$top.' '.$bot;
1240: $text=~s/\s*\-\s*//gs;
1241:
1242: my $pic=
1243: '<img alt="'.$text.'" src="'.
1244: &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
1245: '" align="'.($nobreak==3?'right':'left').'" class="LC_icon" />';
1246: if ($env{'browser.interface'} eq 'faketextual') {
1247: # Main Menu
1248: if ($nobreak==3) {
1249: $inlineremote[$idx]="\n".
1250: '<td class="LC_menubuttons_text" align="right">'.$text.
1251: '</td><td align="left">'.
1252: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
1253: } elsif ($nobreak) {
1254: $inlineremote[$idx]="\n<tr>".
1255: '<td align="left">'.
1256: '<a href="javascript:'.$act.';">'.$pic.'</a></td>
1257: <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>';
1258: } else {
1259: $inlineremote[$idx]="\n<tr>".
1260: '<td align="left">'.
1261: '<a href="javascript:'.$act.';">'.$pic.
1262: '</a></td><td class="LC_menubuttons_text" colspan="3">'.
1263: '<a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$desc.'</span></a></td></tr>';
1264: }
1265: } else {
1266: # Inline Menu
1267: if ($env{'environment.icons'} eq 'iconsonly') {
1268: $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
1269: } else {
1270: my $icon_text = $desc;
1271: if ($inlinetools) {
1272: $icon_text = $inlinetools.' ';
1273: }
1274: $inlineremote[$idx]=
1275: '<a title="'.$desc.'" class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
1276: '<span class="LC_menubuttons_inline_text">'.$icon_text.' </span></a>';
1277: }
1278: }
1279: }
1280: return '';
1281: }
1282:
1283: sub secondlevel {
1284: my $output='';
1285: my
1286: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat)=@_;
1287: if ($prt eq 'any') {
1288: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1289: } elsif ($prt=~/^r(\w+)/) {
1290: if ($rol eq $1) {
1291: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1292: }
1293: }
1294: return $output;
1295: }
1296:
1297: sub openmenu {
1298: my $menuname = &get_menu_name();
1299: if ($env{'environment.remote'} eq 'off') { return ''; }
1300: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1301: return "window.open(".$nothing.",'".$menuname."');";
1302: }
1303:
1304: sub inlinemenu {
1305: undef(@inlineremote);
1306: undef(%category_members);
1307: # calling rawconfig with "1" will evaluate mydesk.tab, even if there is no active remote control
1308: &rawconfig(1);
1309: my $output='<table><tr>';
1310: for (my $col=1; $col<=2; $col++) {
1311: $output.='<td class="LC_mainmenu_col_fieldset">';
1312: for (my $row=1; $row<=8; $row++) {
1313: foreach my $cat (keys(%category_members)) {
1314: if ($category_positions{$cat} ne "$col,$row") { next; }
1315: #$output.='<table><tr><td colspan="4" class="LC_menubuttons_category">'.&mt($category_names{$cat}).'</td></tr>';
1316: $output.='<div class="LC_Box LC_400Box">';
1317: $output.='<h3 class="LC_hcell">'.&mt($category_names{$cat}).'</h3>';
1318: $output.='<table>';
1319: my %active=();
1320: foreach my $menu_item (split(/\:/,$category_members{$cat})) {
1321: if ($inlineremote[$menu_item]) {
1322: $active{$menu_item}=1;
1323: }
1324: }
1325: foreach my $item (sort(keys(%active))) {
1326: $output.=$inlineremote[$item];
1327: }
1328: $output.='</table>';
1329: $output.='</div>';
1330: }
1331: }
1332: $output.="</td>";
1333: }
1334: $output.="</tr></table>";
1335: return $output;
1336: }
1337:
1338: sub rawconfig {
1339: #
1340: # This evaluates mydesk.tab
1341: # Need to add more positions and more privileges to deal with all
1342: # menu items.
1343: #
1344: my $textualoverride=shift;
1345: my $output='';
1346: unless ($env{'environment.remote'} eq 'off') {
1347: $output.=
1348: "window.status='Opening Remote Control';var swmenu=".&openmenu().
1349: "\nwindow.status='Configuring Remote Control ';";
1350: } else {
1351: unless ($textualoverride) { return ''; }
1352: }
1353: my $uname=$env{'user.name'};
1354: my $udom=$env{'user.domain'};
1355: my $adv=$env{'user.adv'};
1356: my $show_course=&Apache::loncommon::show_course();
1357: my $author=$env{'user.author'};
1358: my $crs='';
1359: my $crstype='';
1360: if ($env{'request.course.id'}) {
1361: $crs='/'.$env{'request.course.id'};
1362: if ($env{'request.course.sec'}) {
1363: $crs.='_'.$env{'request.course.sec'};
1364: }
1365: $crs=~s/\_/\//g;
1366: $crstype = &Apache::loncommon::course_type();
1367: }
1368: my $pub=($env{'request.state'} eq 'published');
1369: my $con=($env{'request.state'} eq 'construct');
1370: my $rol=$env{'request.role'};
1371: my $requested_domain = $env{'request.role.domain'};
1372: foreach my $line (@desklines) {
1373: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
1374: $prt=~s/\$uname/$uname/g;
1375: $prt=~s/\$udom/$udom/g;
1376: if ($env{'environment.remotenavmap'} eq 'on') {
1377: unless ($env{'environment.remote'} eq 'on') {
1378: if ($img eq 'nav.gif') {
1379: $act = "gonav('/adm/navmaps','')";
1380: }
1381: }
1382: }
1383: if ($prt =~ /\$crs/) {
1384: next unless ($env{'request.course.id'});
1385: next if ($crstype eq 'Community');
1386: $prt=~s/\$crs/$crs/g;
1387: } elsif ($prt =~ /\$cmty/) {
1388: next unless ($env{'request.course.id'});
1389: next if ($crstype ne 'Community');
1390: $prt=~s/\$cmty/$crs/g;
1391: }
1392: $prt=~s/\$requested_domain/$requested_domain/g;
1393: if ($category_names{$cat}!~/\w/) { $cat='oth'; }
1394: if ($pro eq 'clear') {
1395: $output.=&clear($row,$col);
1396: } elsif ($pro eq 'any') {
1397: $output.=&secondlevel(
1398: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1399: } elsif ($pro eq 'smp') {
1400: unless ($adv) {
1401: $output.=&secondlevel(
1402: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1403: }
1404: } elsif ($pro eq 'adv') {
1405: if ($adv) {
1406: $output.=&secondlevel(
1407: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1408: }
1409: } elsif ($pro eq 'shc') {
1410: if ($show_course) {
1411: $output.=&secondlevel(
1412: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1413: }
1414: } elsif ($pro eq 'nsc') {
1415: if (!$show_course) {
1416: $output.=&secondlevel(
1417: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1418: }
1419: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1420: my $priv = $1;
1421: if ($priv =~ /^mdc(Course|Community)/) {
1422: if ($crstype eq $1) {
1423: $priv = 'mdc';
1424: } else {
1425: next;
1426: }
1427: }
1428: if (&Apache::lonnet::allowed($priv,$prt)) {
1429: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1430: }
1431: } elsif ($pro eq 'course') {
1432: if (($env{'request.course.fn'}) && ($crstype ne 'Community')) {
1433: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1434: }
1435: } elsif ($pro eq 'community') {
1436: if (($env{'request.course.fn'}) && ($crstype eq 'Community')) {
1437: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1438: }
1439: } elsif ($pro =~ /^courseenv_(.*)$/) {
1440: my $key = $1;
1441: if ($crstype ne 'Community') {
1442: my $coursepref = $env{'course.'.$env{'request.course.id'}.'.'.$key};
1443: if ($key eq 'canuse_pdfforms') {
1444: if ($env{'request.course.id'} && $coursepref eq '') {
1445: my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'});
1446: $coursepref = $domdefs{'canuse_pdfforms'};
1447: }
1448: }
1449: if ($coursepref) {
1450: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1451: }
1452: }
1453: } elsif ($pro =~ /^communityenv_(.*)$/) {
1454: my $key = $1;
1455: if ($crstype eq 'Community') {
1456: my $coursepref = $env{'course.'.$env{'request.course.id'}.'.'.$key};
1457: if ($key eq 'canuse_pdfforms') {
1458: if ($env{'request.course.id'} && $coursepref eq '') {
1459: my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'});
1460: $coursepref = $domdefs{'canuse_pdfforms'};
1461: }
1462: }
1463: if ($coursepref) {
1464: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1465: }
1466: }
1467: } elsif ($pro =~ /^course_(.*)$/) {
1468: # Check for permissions inside of a course
1469: if (($env{'request.course.id'}) && ($crstype ne 'Community') &&
1470: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1471: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1472: )) {
1473: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1474: }
1475: } elsif ($pro =~ /^community_(.*)$/) {
1476: # Check for permissions inside of a community
1477: if (($env{'request.course.id'}) && ($crstype eq 'Community') &&
1478: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1479: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1480: )) {
1481: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1482: }
1483: } elsif ($pro eq 'author') {
1484: if ($author) {
1485: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
1486: (($prt eq 'raa') && ($env{'request.role'}=~/^aa/)) ||
1487: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
1488: # Check that we are on the correct machine
1489: my $cadom=$requested_domain;
1490: my $caname=$env{'user.name'};
1491: if (($prt eq 'rca') || ($prt eq 'raa')) {
1492: ($cadom,$caname)=
1493: ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
1494: }
1495: $act =~ s/\$caname/$caname/g;
1496: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1497: my $allowed=0;
1498: my @ids=&Apache::lonnet::current_machine_ids();
1499: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
1500: if ($allowed) {
1501: $output.=&switch($caname,$cadom,
1502: $row,$col,$img,$top,$bot,$act,$desc,$cat);
1503: }
1504: }
1505: }
1506: } elsif ($pro eq 'tools') {
1507: my @tools = ('aboutme','blog','portfolio');
1508: if (grep(/^\Q$prt\E$/,@tools)) {
1509: if (!&Apache::lonnet::usertools_access($env{'user.name'},
1510: $env{'user.domain'},
1511: $prt,undef,'tools')) {
1512: $output.=&clear($row,$col);
1513: next;
1514: }
1515: } elsif (($prt eq 'reqcrsnsc') || ($prt eq 'reqcrsshc')) {
1516: if (($prt eq 'reqcrsnsc') && ($show_course)) {
1517: next;
1518: }
1519: if (($prt eq 'reqcrsshc') && (!$show_course)) {
1520: next;
1521: }
1522: my $showreqcrs = &check_for_rcrs();
1523: if (!$showreqcrs) {
1524: $output.=&clear($row,$col);
1525: next;
1526: }
1527: }
1528: $prt='any';
1529: $output.=&secondlevel(
1530: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1531: }
1532: }
1533: unless ($env{'environment.remote'} eq 'off') {
1534: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1535: if (&Apache::lonmsg::newmail()) {
1536: $output.='swmenu.setstatus("you have","messages");';
1537: }
1538: }
1539:
1540: return $output;
1541: }
1542:
1543: sub check_for_rcrs {
1544: my $showreqcrs = 0;
1545: my @reqtypes = ('official','unofficial','community');
1546: foreach my $type (@reqtypes) {
1547: if (&Apache::lonnet::usertools_access($env{'user.name'},
1548: $env{'user.domain'},
1549: $type,undef,'requestcourses')) {
1550: $showreqcrs = 1;
1551: last;
1552: }
1553: }
1554: if (!$showreqcrs) {
1555: foreach my $type (@reqtypes) {
1556: if ($env{'environment.reqcrsotherdom.'.$type} ne '') {
1557: $showreqcrs = 1;
1558: last;
1559: }
1560: }
1561: }
1562: return $showreqcrs;
1563: }
1564:
1565: # ======================================================================= Close
1566:
1567: sub close {
1568: if ($env{'environment.remote'} eq 'off') { return ''; }
1569: my $menuname = &get_menu_name();
1570: return(<<ENDCLOSE);
1571: <script type="text/javascript">
1572: // <![CDATA[
1573: window.status='Accessing Remote Control';
1574: menu=window.open("/adm/rat/empty.html","$menuname",
1575: "height=350,width=150,scrollbars=no,menubar=no");
1576: window.status='Disabling Remote Control';
1577: menu.active=0;
1578: menu.autologout=0;
1579: window.status='Closing Remote Control';
1580: menu.close();
1581: window.status='Done.';
1582: // ]]>
1583: </script>
1584: ENDCLOSE
1585: }
1586:
1587: # ====================================================================== Footer
1588:
1589: sub footer {
1590:
1591: }
1592:
1593: sub nav_control_js {
1594: my $nav=($env{'environment.remotenavmap'} eq 'on');
1595: return (<<NAVCONTROL);
1596: var w_loncapanav_flag="$nav";
1597:
1598:
1599: function gonav(url) {
1600: if (w_loncapanav_flag != 1) {
1601: gopost(url,'');
1602: } else {
1603: navwindow=window.open(url,
1604: "loncapanav","height=600,width=400,scrollbars=1");
1605: }
1606: }
1607: NAVCONTROL
1608: }
1609:
1610: sub dc_popup_js {
1611: my %lt = &Apache::lonlocal::texthash(
1612: more => '(More ...)',
1613: less => '(Less ...)',
1614: );
1615: return <<"END";
1616:
1617: function showCourseID() {
1618: document.getElementById('dccid').style.display='block';
1619: document.getElementById('dccid').style.textAlign='left';
1620: document.getElementById('dccid').style.textFace='normal';
1621: document.getElementById('dccidtext').innerHTML ='<a href="javascript:hideCourseID();">$lt{'less'}</a>';
1622: return;
1623: }
1624:
1625: function hideCourseID() {
1626: document.getElementById('dccid').style.display='none';
1627: document.getElementById('dccidtext').innerHTML ='<a href="javascript:showCourseID()">$lt{'more'}</a>';
1628: return;
1629: }
1630:
1631: END
1632:
1633: }
1634:
1635: sub utilityfunctions {
1636: my $caller = shift;
1637: unless ($env{'environment.remote'} eq 'off' ||
1638: $caller eq '/adm/menu') {
1639: return ''; }
1640:
1641: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1642: if ($currenturl =~ m{^/adm/wrapper/ext/}) {
1643: if ($env{'request.external.querystring'}) {
1644: $currenturl .= ($currenturl=~/\?/)?'&':'?'.$env{'request.external.querystring'};
1645: }
1646: }
1647: $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
1648:
1649: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1650: my $nav_control=&nav_control_js();
1651:
1652: my $dc_popup_cid;
1653: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
1654: $env{'course.'.$env{'request.course.id'}.
1655: '.domain'}.'/'})) {
1656: $dc_popup_cid = &dc_popup_js();
1657: }
1658:
1659: my $start_page_annotate =
1660: &Apache::loncommon::start_page('Annotator',undef,
1661: {'only_body' => 1,
1662: 'js_ready' => 1,
1663: 'bgcolor' => '#BBBBBB',
1664: 'add_entries' => {
1665: 'onload' => 'javascript:document.goannotate.submit();'}});
1666:
1667: my $end_page_annotate =
1668: &Apache::loncommon::end_page({'js_ready' => 1});
1669:
1670: my $start_page_bookmark =
1671: &Apache::loncommon::start_page('Bookmarks',undef,
1672: {'only_body' => 1,
1673: 'js_ready' => 1,
1674: 'bgcolor' => '#BBBBBB',});
1675:
1676: my $end_page_bookmark =
1677: &Apache::loncommon::end_page({'js_ready' => 1});
1678:
1679: my $confirm_switch = &mt("Editing requires switching to the resource's home server.").'\n'.
1680: &mt('Switch server?');
1681:
1682: return (<<ENDUTILITY)
1683:
1684: var currentURL="$currenturl";
1685: var reloadURL="$currenturl";
1686: var currentSymb="$currentsymb";
1687:
1688: $nav_control
1689: $dc_popup_cid
1690:
1691: function go(url) {
1692: if (url!='' && url!= null) {
1693: currentURL = null;
1694: currentSymb= null;
1695: window.location.href=url;
1696: }
1697: }
1698:
1699: function need_switchserver(url) {
1700: if (url!='' && url!= null) {
1701: if (confirm("$confirm_switch")) {
1702: go(url);
1703: }
1704: }
1705: return;
1706: }
1707:
1708: function gopost(url,postdata) {
1709: if (url!='') {
1710: this.document.server.action=url;
1711: this.document.server.postdata.value=postdata;
1712: this.document.server.command.value='';
1713: this.document.server.url.value='';
1714: this.document.server.symb.value='';
1715: this.document.server.submit();
1716: }
1717: }
1718:
1719: function gocmd(url,cmd) {
1720: if (url!='') {
1721: this.document.server.action=url;
1722: this.document.server.postdata.value='';
1723: this.document.server.command.value=cmd;
1724: this.document.server.url.value=currentURL;
1725: this.document.server.symb.value=currentSymb;
1726: this.document.server.submit();
1727: }
1728: }
1729:
1730: function gocstr(url,filename) {
1731: if (url == '/adm/cfile?action=delete') {
1732: this.document.cstrdelete.filename.value = filename
1733: this.document.cstrdelete.submit();
1734: return;
1735: }
1736: if (url == '/adm/printout') {
1737: this.document.cstrprint.postdata.value = filename
1738: this.document.cstrprint.curseed.value = 0;
1739: this.document.cstrprint.problemtype.value = 0;
1740: if (this.document.lonhomework) {
1741: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1742: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1743: }
1744: if (this.document.lonhomework.problemtype) {
1745: if (this.document.lonhomework.problemtype.value) {
1746: this.document.cstrprint.problemtype.value =
1747: this.document.lonhomework.problemtype.value;
1748: } else if (this.document.lonhomework.problemtype.options) {
1749: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1750: if (this.document.lonhomework.problemtype.options[i].selected) {
1751: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1752: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1753: }
1754: }
1755: }
1756: }
1757: }
1758: }
1759: this.document.cstrprint.submit();
1760: return;
1761: }
1762: if (url !='') {
1763: this.document.constspace.filename.value = filename;
1764: this.document.constspace.action = url;
1765: this.document.constspace.submit();
1766: }
1767: }
1768:
1769: function golist(url) {
1770: if (url!='' && url!= null) {
1771: currentURL = null;
1772: currentSymb= null;
1773: top.location.href=url;
1774: }
1775: }
1776:
1777:
1778:
1779: function catalog_info() {
1780: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1781: }
1782:
1783: function chat_win() {
1784: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=480,resizable=yes,location=no,menubar=no,toolbar=no');
1785: }
1786:
1787: function group_chat(group) {
1788: var url = '/adm/groupchat?group='+group;
1789: var winName = 'LONchat_'+group;
1790: grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1791: }
1792:
1793: function edit_bookmarks() {
1794: go('');
1795: w_BookmarkPal_flag=1;
1796: bookmarkpal=window.open("/adm/bookmarks",
1797: "BookmarkPal", "width=500,height=505,scrollbars=0");
1798: }
1799:
1800: function annotate() {
1801: w_Annotator_flag=1;
1802: annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
1803: annotator.document.write(
1804: '$start_page_annotate'
1805: +"<form name='goannotate' target='Annotator' method='post' "
1806: +"action='/adm/annotations'>"
1807: +"<input type='hidden' name='symbnew' value='"+currentSymb+"' />"
1808: +"<\\/form>"
1809: +'$end_page_annotate');
1810: annotator.document.close();
1811: }
1812:
1813: function set_bookmark() {
1814: go('');
1815: clienttitle=document.title;
1816: clienthref=location.pathname;
1817: w_bmquery_flag=1;
1818: bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
1819: bmquery.document.write(
1820: '$start_page_bookmark'
1821: +'<center><form method="post"'
1822: +' name="newlink" action="/adm/bookmarks" target="bmquery" '
1823: +'> <table width="340" height="150" '
1824: +'bgcolor="#FFFFFF" align="center"><tr><td>Link Name:<br /><input '
1825: +'type="text" name="title" size="45" value="'+clienttitle+'" />'
1826: +'<br />Address:<br /><input type="text" name="address" size="45" '
1827: +'value="'+clienthref+'" /><br /><center><input type="submit" '
1828: +'value="Save" /> <input type="button" value="Close" '
1829: +'onclick="javascript:window.close();" /></center></td>'
1830: +'</tr></table></form></center>'
1831: +'$end_page_bookmark' );
1832: bmquery.document.close();
1833: }
1834:
1835: ENDUTILITY
1836: }
1837:
1838: sub serverform {
1839: return(<<ENDSERVERFORM);
1840: <form name="server" action="/adm/logout" method="post" target="_top">
1841: <input type="hidden" name="postdata" value="none" />
1842: <input type="hidden" name="command" value="none" />
1843: <input type="hidden" name="url" value="none" />
1844: <input type="hidden" name="symb" value="none" />
1845: </form>
1846: ENDSERVERFORM
1847: }
1848:
1849: sub constspaceform {
1850: return(<<ENDCONSTSPACEFORM);
1851: <form name="constspace" action="/adm/logout" method="post" target="_top">
1852: <input type="hidden" name="filename" value="" />
1853: </form>
1854: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1855: <input type="hidden" name="action" value="delete" />
1856: <input type="hidden" name="filename" value="" />
1857: </form>
1858: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1859: <input type="hidden" name="postdata" value="" />
1860: <input type="hidden" name="curseed" value="" />
1861: <input type="hidden" name="problemtype" value="" />
1862: </form>
1863:
1864: ENDCONSTSPACEFORM
1865: }
1866:
1867:
1868: sub get_nav_status {
1869: my $navstatus="swmenu.w_loncapanav_flag=";
1870: if ($env{'environment.remotenavmap'} eq 'on') {
1871: $navstatus.="1";
1872: } else {
1873: $navstatus.="-1";
1874: }
1875: return $navstatus;
1876: }
1877:
1878: sub hidden_button_check {
1879: my $hidden;
1880: if ($env{'request.course.id'} eq '') {
1881: return;
1882: }
1883: if ($env{'request.role.adv'}) {
1884: return;
1885: }
1886: my $buttonshide = &Apache::lonnet::EXT('resource.0.buttonshide');
1887: return $buttonshide;
1888: }
1889:
1890: sub roles_selector {
1891: my ($cdom,$cnum) = @_;
1892: my $crstype = &Apache::loncommon::course_type();
1893: my $now = time;
1894: my (%courseroles,%seccount,%courseprivs);
1895: my $is_cc;
1896: my $role_selector;
1897: my $ccrole;
1898: if ($crstype eq 'Community') {
1899: $ccrole = 'co';
1900: } else {
1901: $ccrole = 'cc';
1902: }
1903: my $priv;
1904: my $destinationurl = $ENV{'REQUEST_URI'};
1905: my $reqprivs = &required_privs();
1906: if (ref($reqprivs) eq 'HASH') {
1907: my $destination = $destinationurl;
1908: $destination =~ s/(\?.*)$//;
1909: if (exists($reqprivs->{$destination})) {
1910: $priv = $reqprivs->{$destination};
1911: }
1912: }
1913: if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
1914: my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
1915:
1916: if ((($start) && ($start<0)) ||
1917: (($end) && ($end<$now)) ||
1918: (($start) && ($now<$start))) {
1919: $is_cc = 0;
1920: } else {
1921: $is_cc = 1;
1922: }
1923: }
1924: if ($is_cc) {
1925: &get_all_courseroles($cdom,$cnum,\%courseroles,\%seccount,\%courseprivs,$priv);
1926: } else {
1927: my %gotnosection;
1928: foreach my $item (keys(%env)) {
1929: if ($item =~ m-^user\.role\.([^.]+)\./\Q$cdom\E/\Q$cnum\E/?(\w*)$-) {
1930: my $role = $1;
1931: my $sec = $2;
1932: next if ($role eq 'gr');
1933: my ($start,$end) = split(/\./,$env{$item});
1934: next if (($start && $start > $now) || ($end && $end < $now));
1935: if ($sec eq '') {
1936: if (!$gotnosection{$role}) {
1937: $seccount{$role} ++;
1938: $gotnosection{$role} = 1;
1939: }
1940: }
1941: if ($priv ne '') {
1942: my $cnumsec = $cnum;
1943: if ($sec ne '') {
1944: $cnumsec .= "/$sec";
1945: }
1946: $courseprivs{"$role./$cdom/$cnumsec./"} =
1947: $env{"user.priv.$role./$cdom/$cnumsec./"};
1948: $courseprivs{"$role./$cdom/$cnumsec./$cdom/"} =
1949: $env{"user.priv.$role./$cdom/$cnumsec./$cdom/"};
1950: $courseprivs{"$role./$cdom/$cnumsec./$cdom/$cnumsec"} =
1951: $env{"user.priv.$role./$cdom/$cnumsec./$cdom/$cnumsec"};
1952: }
1953: if (ref($courseroles{$role}) eq 'ARRAY') {
1954: if ($sec ne '') {
1955: if (!grep(/^\Q$sec\E$/,@{$courseroles{$role}})) {
1956: push(@{$courseroles{$role}},$sec);
1957: $seccount{$role} ++;
1958: }
1959: }
1960: } else {
1961: @{$courseroles{$role}} = ();
1962: if ($sec ne '') {
1963: $seccount{$role} ++;
1964: push(@{$courseroles{$role}},$sec);
1965: }
1966: }
1967: }
1968: }
1969: }
1970: my $switchtext;
1971: if ($crstype eq 'Community') {
1972: $switchtext = &mt('Switch community role to...')
1973: } else {
1974: $switchtext = &mt('Switch course role to...')
1975: }
1976: my @roles_order = ($ccrole,'in','ta','ep','ad','st');
1977: if (keys(%courseroles) > 1) {
1978: $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles,\%courseprivs,$priv);
1979: $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
1980: <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
1981: $role_selector .= '<option value="">'.$switchtext.'</option>';
1982: foreach my $role (@roles_order) {
1983: if (defined($courseroles{$role})) {
1984: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role,$crstype).'</option>';
1985: }
1986: }
1987: foreach my $role (sort(keys(%courseroles))) {
1988: if ($role =~ /^cr/) {
1989: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1990: }
1991: }
1992: $role_selector .= '</select>'."\n".
1993: '<input type="hidden" name="destinationurl" value="'.
1994: &HTML::Entities::encode($destinationurl).'" />'."\n".
1995: '<input type="hidden" name="gotorole" value="1" />'."\n".
1996: '<input type="hidden" name="selectrole" value="" />'."\n".
1997: '<input type="hidden" name="switch" value="1" />'."\n".
1998: '</form>';
1999: }
2000: return $role_selector;
2001: }
2002:
2003: sub get_all_courseroles {
2004: my ($cdom,$cnum,$courseroles,$seccount,$courseprivs) = @_;
2005: unless ((ref($courseroles) eq 'HASH') && (ref($seccount) eq 'HASH') &&
2006: (ref($courseprivs) eq 'HASH')) {
2007: return;
2008: }
2009: my ($result,$cached) =
2010: &Apache::lonnet::is_cached_new('getcourseroles',$cdom.'_'.$cnum);
2011: if (defined($cached)) {
2012: if (ref($result) eq 'HASH') {
2013: if ((ref($result->{'roles'}) eq 'HASH') &&
2014: (ref($result->{'seccount'}) eq 'HASH') &&
2015: (ref($result->{'privs'}) eq 'HASH')) {
2016: %{$courseroles} = %{$result->{'roles'}};
2017: %{$seccount} = %{$result->{'seccount'}};
2018: %{$courseprivs} = %{$result->{'privs'}};
2019: return;
2020: }
2021: }
2022: }
2023: my %gotnosection;
2024: my %adv_roles =
2025: &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
2026: foreach my $role (keys(%adv_roles)) {
2027: my ($urole,$usec) = split(/:/,$role);
2028: if (!$gotnosection{$urole}) {
2029: $seccount->{$urole} ++;
2030: $gotnosection{$urole} = 1;
2031: }
2032: if (ref($courseroles->{$urole}) eq 'ARRAY') {
2033: if ($usec ne '') {
2034: if (!grep(/^Q$usec\E$/,@{$courseroles->{$urole}})) {
2035: push(@{$courseroles->{$urole}},$usec);
2036: $seccount->{$urole} ++;
2037: }
2038: }
2039: } else {
2040: @{$courseroles->{$urole}} = ();
2041: if ($usec ne '') {
2042: $seccount->{$urole} ++;
2043: push(@{$courseroles->{$urole}},$usec);
2044: }
2045: }
2046: my $area = '/'.$cdom.'/'.$cnum;
2047: if ($usec ne '') {
2048: $area .= '/'.$usec;
2049: }
2050: if ($role =~ /^cr\//) {
2051: &Apache::lonnet::custom_roleprivs($courseprivs,$urole,$cdom,$cnum,$urole.'.'.$area,$area);
2052: } else {
2053: &Apache::lonnet::standard_roleprivs($courseprivs,$urole,$cdom,$urole.'.'.$area,$cnum,$area);
2054: }
2055: }
2056: my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum,['st']);
2057: @{$courseroles->{'st'}} = ();
2058: &Apache::lonnet::standard_roleprivs($courseprivs,'st',$cdom,"st./$cdom/$cnum",$cnum,"/$cdom/$cnum");
2059: if (keys(%sections_count) > 0) {
2060: push(@{$courseroles->{'st'}},keys(%sections_count));
2061: $seccount->{'st'} = scalar(keys(%sections_count));
2062: }
2063: my $rolehash = {
2064: 'roles' => $courseroles,
2065: 'seccount' => $seccount,
2066: 'privs' => $courseprivs,
2067: };
2068: &Apache::lonnet::do_cache_new('getcourseroles',$cdom.'_'.$cnum,$rolehash);
2069: return;
2070: }
2071:
2072: sub jump_to_role {
2073: my ($cdom,$cnum,$seccount,$courseroles,$courseprivs,$priv) = @_;
2074: my %lt = &Apache::lonlocal::texthash(
2075: this => 'This role has section(s) associated with it.',
2076: ente => 'Enter a specific section.',
2077: orlb => 'Enter a specific section, or leave blank for no section.',
2078: avai => 'Available sections are:',
2079: youe => 'You entered an invalid section choice:',
2080: plst => 'Please try again.',
2081: role => 'The role you selected is not permitted to view the current page.',
2082: swit => 'Switch role, but display Main Menu page instead?',
2083: );
2084: my $js;
2085: if (ref($courseroles) eq 'HASH') {
2086: $js = ' var secpick = new Array("'.$lt{'ente'}.'","'.$lt{'orlb'}.'");'."\n".
2087: ' var numsec = new Array();'."\n".
2088: ' var rolesections = new Array();'."\n".
2089: ' var rolenames = new Array();'."\n".
2090: ' var roleseclist = new Array();'."\n";
2091: my @items = keys(%{$courseroles});
2092: for (my $i=0; $i<@items; $i++) {
2093: $js .= ' rolenames['.$i.'] = "'.$items[$i].'";'."\n";
2094: my ($secs,$secstr);
2095: if (ref($courseroles->{$items[$i]}) eq 'ARRAY') {
2096: my @sections = sort { $a <=> $b } @{$courseroles->{$items[$i]}};
2097: $secs = join('","',@sections);
2098: $secstr = join(', ',@sections);
2099: }
2100: $js .= ' rolesections['.$i.'] = new Array("'.$secs.'");'."\n".
2101: ' roleseclist['.$i.'] = "'.$secstr.'";'."\n".
2102: ' numsec['.$i.'] = "'.$seccount->{$items[$i]}.'";'."\n";
2103: }
2104: }
2105: my $checkroles = 0;
2106: if ($priv && ref($courseprivs) eq 'HASH') {
2107: my (%disallowed,%allowed,@disallow);
2108: foreach my $role (sort(keys(%{$courseprivs}))) {
2109: my $trole;
2110: if ($role =~ m{^(.+?)\Q./$cdom/$cnum\E}) {
2111: $trole = $1;
2112: }
2113: if (($trole ne '') && ($trole ne 'cm')) {
2114: if ($courseprivs->{$role} =~ /\Q:$priv\E($|:|\&\w+)/) {
2115: $allowed{$trole} = 1;
2116: } else {
2117: $disallowed{$trole} = 1;
2118: }
2119: }
2120: }
2121: foreach my $trole (keys(%disallowed)) {
2122: unless ($allowed{$trole}) {
2123: push(@disallow,$trole);
2124: }
2125: }
2126: if (@disallow > 0) {
2127: $checkroles = 1;
2128: $js .= " var disallow = new Array('".join("','",@disallow)."');\n".
2129: " var rolecheck = 1;\n";
2130: }
2131: }
2132: if (!$checkroles) {
2133: $js .= " var disallow = new Array();\n".
2134: " rolecheck = 0;\n";
2135: }
2136: return <<"END";
2137: <script type="text/javascript">
2138: //<![CDATA[
2139: function adhocRole(roleitem) {
2140: $js
2141: var newrole = document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
2142: if (newrole == '') {
2143: return;
2144: }
2145: var fullrole = newrole+'./$cdom/$cnum';
2146: var selidx = '';
2147: for (var i=0; i<rolenames.length; i++) {
2148: if (rolenames[i] == newrole) {
2149: selidx = i;
2150: }
2151: }
2152: if (rolecheck > 0) {
2153: for (var i=0; i<disallow.length; i++) {
2154: if (disallow[i] == newrole) {
2155: if (confirm("$lt{'role'}\\n$lt{'swit'}")) {
2156: document.rolechooser.destinationurl.value = '/adm/menu';
2157: } else {
2158: document.rolechooser.elements[roleitem].selectedIndex = 0;
2159: return;
2160: }
2161: }
2162: }
2163: }
2164: var secok = 1;
2165: var secchoice = '';
2166: if (selidx >= 0) {
2167: if (numsec[selidx] > 1) {
2168: secok = 0;
2169: var numrolesec = rolesections[selidx].length;
2170: var msgidx = numsec[selidx] - numrolesec;
2171: secchoice = prompt("$lt{'this'} "+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
2172: if (secchoice == '') {
2173: if (msgidx > 0) {
2174: secok = 1;
2175: }
2176: } else {
2177: for (var j=0; j<rolesections[selidx].length; j++) {
2178: if (rolesections[selidx][j] == secchoice) {
2179: secok = 1;
2180: }
2181: }
2182: }
2183: } else {
2184: if (rolesections[selidx].length == 1) {
2185: secchoice = rolesections[selidx][0];
2186: }
2187: }
2188: }
2189: if (secok == 1) {
2190: if (secchoice != '') {
2191: fullrole += '/'+secchoice;
2192: }
2193: } else {
2194: document.rolechooser.elements[roleitem].selectedIndex = 0;
2195: if (secchoice != null) {
2196: alert("$lt{'youe'} \\""+secchoice+"\\".\\n $lt{'plst'}");
2197: }
2198: return;
2199: }
2200: if (fullrole == "$env{'request.role'}") {
2201: document.rolechooser.elements[roleitem].selectedIndex = 0;
2202: return;
2203: }
2204: itemid = retrieveIndex('gotorole');
2205: if (itemid != -1) {
2206: document.rolechooser.elements[itemid].name = fullrole;
2207: }
2208: document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value = fullrole;
2209: document.rolechooser.selectrole.value = '1';
2210: document.rolechooser.submit();
2211: return;
2212: }
2213:
2214: function retrieveIndex(item) {
2215: for (var i=0;i<document.rolechooser.elements.length;i++) {
2216: if (document.rolechooser.elements[i].name == item) {
2217: return i;
2218: }
2219: }
2220: return -1;
2221: }
2222: // ]]>
2223: </script>
2224: END
2225: }
2226:
2227: sub required_privs {
2228: my $privs = {
2229: '/adm/parmset' => 'opa',
2230: '/adm/courseprefs' => 'opa',
2231: '/adm/whatsnew' => 'whn',
2232: '/adm/populate' => 'cst',
2233: '/adm/trackstudent' => 'vsa',
2234: '/adm/statistics' => 'vgr',
2235: };
2236: unless ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'spreadsheet') {
2237: $privs->{'/adm/classcalc'} = 'vgr',
2238: $privs->{'/adm/assesscalc'} = 'vgr',
2239: $privs->{'/adm/studentcalc'} = 'vgr';
2240: }
2241: return $privs;
2242: }
2243:
2244: # ================================================================ Main Program
2245:
2246: BEGIN {
2247: if (! defined($readdesk)) {
2248: {
2249: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
2250: if ( CORE::open( my $config,"<$tabfile") ) {
2251: while (my $configline=<$config>) {
2252: $configline=(split(/\#/,$configline))[0];
2253: $configline=~s/^\s+//;
2254: chomp($configline);
2255: if ($configline=~/^cat\:/) {
2256: my @entries=split(/\:/,$configline);
2257: $category_positions{$entries[2]}=$entries[1];
2258: $category_names{$entries[2]}=$entries[3];
2259: } elsif ($configline=~/^prim\:/) {
2260: my @entries = (split(/\:/, $configline))[1..5];
2261: push @primary_menu, \@entries;
2262: } elsif ($configline=~/^scnd\:/) {
2263: my @entries = (split(/\:/, $configline))[1..5];
2264: push @secondary_menu, \@entries;
2265: } elsif ($configline) {
2266: push(@desklines,$configline);
2267: }
2268: }
2269: CORE::close($config);
2270: }
2271: }
2272: $readdesk='done';
2273: }
2274: }
2275:
2276: 1;
2277: __END__
2278:
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