1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.315.2.15.2.2 2012/03/03 01:01:33 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: $menuitems=(<<ENDMENUITEMS);
740: c&3&1
741: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&&1
742: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&&3
743: c&6&3
744: c&8&1
745: c&8&2
746: ENDMENUITEMS
747: if (($env{'request.course.id'} ne 'relate_3e100973b27484f2drelatel1') ||
748: ($env{'request.role'} =~ /^cc/)) {
749: $menuitems .= "s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document&&&$icon_text{'printout'}\n";
750: }
751: $menuitems .= "s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&&1&$icon_text{'bookmark'}\n";
752:
753: my $currentURL = &Apache::loncommon::get_symb();
754: my ($symb_old,$symb_old_enc) = &Apache::loncommon::clean_symb($currentURL);
755: my $annotation = &Apache::loncommon::get_annotation($symb_old,$symb_old_enc);
756: $menuitems.="s&9&3&";
757: if(length($annotation) > 0){
758: $menuitems.="anot2.gif";
759: }else{
760: $menuitems.="anot.gif";
761: }
762: $menuitems.="&anno-[_1]&tations[_1]&annotate()&";
763: $menuitems.="Make notes and annotations about this resource&&1&$icon_text{'annotate'}\n";
764:
765: unless ($noremote) {
766: my $showreqcrs = &check_for_rcrs();
767: if ($showreqcrs) {
768: $menuitems.="s&8&1&rcrs.gif&request[_1]&course[_16]".
769: "&go('/adm/requestcourse')&Course requests\n";
770: }
771: }
772: unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme|viewclasslist|portfolio)(\?|$)/) {
773: if ((!$env{'request.enc'}) && ($env{'request.noversionuri'} !~ m{^/adm/wrapper/ext/})) {
774: my $tail;
775: unless ($env{'request.state'} eq 'construct') {
776: $tail = '&&&'.$icon_text{'catalog'};
777: }
778: $menuitems.=(<<ENDREALRES);
779: s&6&3&catalog.gif&catalog[_2]&info[_1]&catalog_info()&Show Metadata$tail
780: ENDREALRES
781: }
782: $menuitems.=(<<ENDREALRES);
783: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource&&&$icon_text{'evaluate'}
784: 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&&&$icon_text{'feedback'}
785: ENDREALRES
786: }
787: }
788: if ($env{'request.uri'} =~ /^\/res/) {
789: if (($env{'request.course.id'} ne 'relate_3e100973b27484f2drelatel1') ||
790: ($env{'request.role'} =~ /^cc/)) {
791: my $icontext = &mt('Print');
792: $menuitems .= (<<ENDMENUITEMS);
793: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document&&&$icontext
794: ENDMENUITEMS
795: }
796: }
797: my $buttons='';
798: foreach (split(/\n/,$menuitems)) {
799: my ($command,@rest)=split(/\&/,$_);
800: my $idx=10*$rest[0]+$rest[1];
801: if (&hidden_button_check() eq 'yes') {
802: if ($idx == 21 ||$idx == 23) {
803: $buttons.=&switch('','',@rest);
804: } else {
805: $buttons.=&clear(@rest);
806: }
807: } else {
808: if ($command eq 's') {
809: $buttons.=&switch('','',@rest);
810: } else {
811: $buttons.=&clear(@rest);
812: }
813: }
814: }
815:
816: if ($noremote) {
817: my $addremote=0;
818: foreach (@inlineremote) { if ($_ ne '') { $addremote=1; last;} }
819: my $inlinebuttons='';
820: if ($addremote) {
821:
822: Apache::lonhtmlcommon::clear_breadcrumb_tools();
823:
824: Apache::lonhtmlcommon::add_breadcrumb_tool(
825: 'navigation', @inlineremote[21,23]);
826:
827: if(hidden_button_check() ne 'yes') {
828: Apache::lonhtmlcommon::add_breadcrumb_tool(
829: 'tools', @inlineremote[93,91,81,82,83]);
830:
831: #publish button in construction space
832: if ($env{'request.state'} eq 'construct'){
833: Apache::lonhtmlcommon::add_breadcrumb_tool(
834: 'advtools', $inlineremote[63]);
835: }else{
836: Apache::lonhtmlcommon::add_breadcrumb_tool(
837: 'tools', $inlineremote[63]);
838: }
839:
840: unless ($env{'request.noversionuri'}=~ m{^/adm/(navmaps|viewclasslist)(\?|$)}) {
841: Apache::lonhtmlcommon::add_breadcrumb_tool(
842: 'advtools', @inlineremote[61,71,72,73,92]);
843: }
844: }
845:
846: # # Registered, textual output
847: # if ( $env{'environment.icons'} eq 'iconsonly' ) {
848: # $inlinebuttons = (<<ENDARROWSINLINE);
849: #<tr><td>
850: #$inlineremote[21] $inlineremote[23]
851: #ENDARROWSINLINE
852: # if ( &hidden_button_check() ne 'yes' ) {
853: # $inlinebuttons .= (<<ENDINLINEICONS);
854: #$inlineremote[61] $inlineremote[63]
855: #$inlineremote[71] $inlineremote[72] $inlineremote[73]
856: #$inlineremote[81] $inlineremote[82] $inlineremote[83]
857: #$inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
858: #ENDINLINEICONS
859: # }
860: # } else { # not iconsonly
861: # if ( $inlineremote[21] ne '' || $inlineremote[23] ne '' ) {
862: # $inlinebuttons = (<<ENDFIRSTLINE);
863: #<tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
864: #ENDFIRSTLINE
865: # }
866: # if ( &hidden_button_check() ne 'yes' ) {
867: # foreach my $row ( 6 .. 9 ) {
868: # if ( $inlineremote[ ${row} . '1' ] ne ''
869: # || $inlineremote[ $row . '2' ] ne ''
870: # || $inlineremote[ $row . '3' ] ne '' )
871: # {
872: # $inlinebuttons .= <<"ENDLINE";
873: #<tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
874: #ENDLINE
875: # }
876: # }
877: # }
878: # }
879: }
880: $breadcrumb = &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
881: $result =(<<ENDREGTEXT);
882: <script type="text/javascript">
883: // BEGIN LON-CAPA Internal
884: </script>
885: $timesync
886: $breadcrumb
887: <!-- $tablestart -->
888: <!-- $inlinebuttons -->
889: <!-- $tableend -->
890: $newmail
891: <!-- $separator -->
892: <script type="text/javascript">
893: // END LON-CAPA Internal
894: </script>
895:
896: ENDREGTEXT
897: # Registered, graphical output
898: } else {
899: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
900: $requri=&Apache::lonenc::check_encrypt(&unescape($requri));
901: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
902: my $navstatus=&get_nav_status();
903: my $clearcstr;
904:
905: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
906: $result = (<<ENDREGTHIS);
907:
908: <script type="text/javascript">
909: // <![CDATA[
910: // BEGIN LON-CAPA Internal
911: var swmenu=null;
912:
913: function LONCAPAreg() {
914: swmenu=$reopen;
915: swmenu.clearTimeout(swmenu.menucltim);
916: $timesync
917: $newmail
918: $buttons
919: swmenu.currentURL="$requri";
920: swmenu.reloadURL=swmenu.currentURL+window.location.search;
921: swmenu.currentSymb="$cursymb";
922: swmenu.reloadSymb="$cursymb";
923: swmenu.currentStale=0;
924: $navstatus
925: $hwkadd
926: $editbutton
927: }
928:
929: function LONCAPAstale() {
930: swmenu=$reopen
931: swmenu.currentStale=1;
932: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
933: swmenu.switchbutton
934: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
935: }
936: swmenu.clearbut(7,2);
937: swmenu.clearbut(7,3);
938: swmenu.menucltim=swmenu.setTimeout(
939: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
940: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
941: 2000);
942: }
943:
944: // END LON-CAPA Internal
945: // ]]>
946: </script>
947: ENDREGTHIS
948: }
949: # =============================================================================
950: } else {
951: # ========================================== This can or will not be registered
952: if ($noremote) {
953: # Not registered
954: $result= (<<ENDDONOTREGTEXT);
955: ENDDONOTREGTEXT
956: } else {
957: # Not registered, graphical
958: $result = (<<ENDDONOTREGTHIS);
959:
960: <script type="text/javascript">
961: // <![CDATA[
962: // BEGIN LON-CAPA Internal
963: var swmenu=null;
964:
965: function LONCAPAreg() {
966: swmenu=$reopen
967: $timesync
968: swmenu.currentStale=1;
969: swmenu.clearbut(2,1);
970: swmenu.clearbut(2,3);
971: swmenu.clearbut(8,1);
972: swmenu.clearbut(8,2);
973: swmenu.clearbut(8,3);
974: if (swmenu.currentURL) {
975: swmenu.switchbutton
976: (3,1,'reload.gif','return','location','go(currentURL)');
977: } else {
978: swmenu.clearbut(3,1);
979: }
980: }
981:
982: function LONCAPAstale() {
983: }
984:
985: // END LON-CAPA Internal
986: // ]]>
987: </script>
988: ENDDONOTREGTHIS
989: }
990: # =============================================================================
991: }
992: return $result;
993: }
994:
995: sub is_course_upload {
996: my ($file,$cnum,$cdom) = @_;
997: my $uploadpath = &LONCAPA::propath($cdom,$cnum);
998: $uploadpath =~ s{^\/}{};
999: if (($file =~ m{^\Q$uploadpath\E/userfiles/docs/}) ||
1000: ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/docs/})) {
1001: return 1;
1002: }
1003: return;
1004: }
1005:
1006: sub edit_course_upload {
1007: my ($file,$cnum,$cdom) = @_;
1008: my $cfile;
1009: if ($file =~/\.(htm|html|css|js|txt)$/) {
1010: my $ext = $1;
1011: my $url = &Apache::lonnet::hreflocation('',$file);
1012: my $home = &Apache::lonnet::homeserver($cnum,$cdom);
1013: my @ids=&Apache::lonnet::current_machine_ids();
1014: my $dest;
1015: if ($home && grep(/^\Q$home\E$/,@ids)) {
1016: $dest = $url.'?forceedit=1';
1017: } else {
1018: unless (&Apache::lonnet::get_locks()) {
1019: $dest = '/adm/switchserver?otherserver='.
1020: $home.'&role='.$env{'request.role'}.
1021: '&url='.$url.'&forceedit=1';
1022: }
1023: }
1024: if ($dest) {
1025: $cfile = &HTML::Entities::encode($dest,'"<>&');
1026: }
1027: }
1028: return $cfile;
1029: }
1030:
1031: sub loadevents() {
1032: if ($env{'request.state'} eq 'construct' ||
1033: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1034: return 'LONCAPAreg();';
1035: }
1036:
1037: sub unloadevents() {
1038: if ($env{'request.state'} eq 'construct' ||
1039: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
1040: return 'LONCAPAstale();';
1041: }
1042:
1043:
1044: sub startupremote {
1045: my ($lowerurl)=@_;
1046: if ($env{'environment.remote'} eq 'off') {
1047: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
1048: }
1049: #
1050: # The Remote actually gets launched!
1051: #
1052: my $configmenu=&rawconfig();
1053: my $esclowerurl=&escape($lowerurl);
1054: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
1055: return(<<ENDREMOTESTARTUP);
1056: <script type="text/javascript">
1057: // <![CDATA[
1058: var timestart;
1059: function wheelswitch() {
1060: if (typeof(document.wheel) != 'undefined') {
1061: if (typeof(document.wheel.spin) != 'undefined') {
1062: var date=new Date();
1063: var waited=Math.round(30-((date.getTime()-timestart)/1000));
1064: document.wheel.spin.value=$message;
1065: }
1066: }
1067: if (window.status=='|') {
1068: window.status='/';
1069: } else {
1070: if (window.status=='/') {
1071: window.status='-';
1072: } else {
1073: if (window.status=='-') {
1074: window.status='\\\\';
1075: } else {
1076: if (window.status=='\\\\') { window.status='|'; }
1077: }
1078: }
1079: }
1080: }
1081:
1082: // ---------------------------------------------------------- The wait function
1083: var canceltim;
1084: function wait() {
1085: if ((menuloaded==1) || (tim==1)) {
1086: window.status='Done.';
1087: if (tim==0) {
1088: clearTimeout(canceltim);
1089: $configmenu
1090: window.location='$lowerurl';
1091: } else {
1092: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1093: }
1094: } else {
1095: wheelswitch();
1096: setTimeout('wait();',200);
1097: }
1098: }
1099:
1100: function main() {
1101: canceltim=setTimeout('tim=1;',30000);
1102: window.status='-';
1103: var date=new Date();
1104: timestart=date.getTime();
1105: wait();
1106: }
1107:
1108: // ]]>
1109: </script>
1110: ENDREMOTESTARTUP
1111: }
1112:
1113: sub setflags() {
1114: return(<<ENDSETFLAGS);
1115: <script type="text/javascript">
1116: // <![CDATA[
1117: menuloaded=0;
1118: tim=0;
1119: // ]]>
1120: </script>
1121: ENDSETFLAGS
1122: }
1123:
1124: sub maincall() {
1125: if ($env{'environment.remote'} eq 'off') { return ''; }
1126: return(<<ENDMAINCALL);
1127: <script type="text/javascript">
1128: // <![CDATA[
1129: main();
1130: // ]]>
1131: </script>
1132: ENDMAINCALL
1133: }
1134:
1135: sub load_remote_msg {
1136: my ($lowerurl)=@_;
1137:
1138: if ($env{'environment.remote'} eq 'off') { return ''; }
1139:
1140: my $esclowerurl=&escape($lowerurl);
1141: my $link=&mt('[_1]Continue[_2] on in Inline Menu mode'
1142: ,'<a href="/adm/remote?action=collapse&url='.$esclowerurl.'">'
1143: ,'</a>');
1144: return(<<ENDREMOTEFORM);
1145: <p>
1146: <form name="wheel">
1147: <input name="spin" type="text" size="60" />
1148: </form>
1149: </p>
1150: <p>$link</p>
1151: ENDREMOTEFORM
1152: }
1153:
1154: sub get_menu_name {
1155: my $hostid = $Apache::lonnet::perlvar{'lonHostID'};
1156: $hostid =~ s/\W//g;
1157: return 'LCmenu'.$hostid;
1158: }
1159:
1160:
1161: sub reopenmenu {
1162: if ($env{'environment.remote'} eq 'off') { return ''; }
1163: my $menuname = &get_menu_name();
1164: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1165: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1166: }
1167:
1168:
1169: sub open {
1170: my $returnval='';
1171: if ($env{'environment.remote'} eq 'off') {
1172: return
1173: '<script type="text/javascript">'."\n"
1174: .'// <![CDATA['."\n"
1175: .'self.name="loncapaclient";'."\n"
1176: .'// ]]>'."\n"
1177: .'</script>';
1178: }
1179: my $menuname = &get_menu_name();
1180:
1181: # unless (shift eq 'unix') {
1182: # resizing does not work on linux because of virtual desktop sizes
1183: # $returnval.=(<<ENDRESIZE);
1184: #if (window.screen) {
1185: # self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1186: # self.moveTo(190,15);
1187: #}
1188: #ENDRESIZE
1189: # }
1190: $returnval=(<<ENDOPEN);
1191: // <![CDATA[
1192: window.status='Opening LON-CAPA Remote Control';
1193: var menu=window.open("/res/adm/pages/menu.html?inhibitmenu=yes","$menuname",
1194: "height=375,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1195: self.name='loncapaclient';
1196: // ]]>
1197: ENDOPEN
1198: return '<script type="text/javascript">'.$returnval.'</script>';
1199: }
1200:
1201:
1202: # ================================================================== Raw Config
1203:
1204: sub clear {
1205: my ($row,$col)=@_;
1206: unless ($env{'environment.remote'} eq 'off') {
1207: if (($row<1) || ($row>13)) { return ''; }
1208: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1209: } else {
1210: $inlineremote[10*$row+$col]='';
1211: return '';
1212: }
1213: }
1214:
1215: # ============================================ Switch a button or create a link
1216: # Switch acts on the javascript that is executed when a button is clicked.
1217: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1218:
1219: sub switch {
1220: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat,$nobreak,$inlinetools)=@_;
1221: $act=~s/\$uname/$uname/g;
1222: $act=~s/\$udom/$udom/g;
1223: $top=&mt($top);
1224: $bot=&mt($bot);
1225: $desc=&mt($desc);
1226: if (($env{'environment.remote'} ne 'off') || ($env{'environment.icons'} eq 'classic')) {
1227: $img=&mt($img);
1228: }
1229: my $idx=10*$row+$col;
1230: if ($cat ne '') {
1231: $category_members{$cat}.=':'.$idx;
1232: }
1233:
1234: unless ($env{'environment.remote'} eq 'off') {
1235: if (($row<1) || ($row>13)) { return ''; }
1236: # Remote
1237: return "\n".
1238: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1239: } else {
1240: # Inline Remote
1241: if ($env{'environment.icons'} ne 'classic') {
1242: $img=~s/\.gif$/\.png/;
1243: }
1244: if ($nobreak==2) { return ''; }
1245: my $text=$top.' '.$bot;
1246: $text=~s/\s*\-\s*//gs;
1247:
1248: my $pic=
1249: '<img alt="'.$text.'" src="'.
1250: &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
1251: '" align="'.($nobreak==3?'right':'left').'" class="LC_icon" />';
1252: if ($env{'browser.interface'} eq 'faketextual') {
1253: # Main Menu
1254: if ($nobreak==3) {
1255: $inlineremote[$idx]="\n".
1256: '<td class="LC_menubuttons_text" align="right">'.$text.
1257: '</td><td align="left">'.
1258: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
1259: } elsif ($nobreak) {
1260: $inlineremote[$idx]="\n<tr>".
1261: '<td align="left">'.
1262: '<a href="javascript:'.$act.';">'.$pic.'</a></td>
1263: <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>';
1264: } else {
1265: $inlineremote[$idx]="\n<tr>".
1266: '<td align="left">'.
1267: '<a href="javascript:'.$act.';">'.$pic.
1268: '</a></td><td class="LC_menubuttons_text" colspan="3">'.
1269: '<a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$desc.'</span></a></td></tr>';
1270: }
1271: } else {
1272: # Inline Menu
1273: if ($env{'environment.icons'} eq 'iconsonly') {
1274: $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
1275: } else {
1276: my $icon_text = $desc;
1277: if ($inlinetools) {
1278: $icon_text = $inlinetools.' ';
1279: }
1280: $inlineremote[$idx]=
1281: '<a title="'.$desc.'" class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
1282: '<span class="LC_menubuttons_inline_text">'.$icon_text.' </span></a>';
1283: }
1284: }
1285: }
1286: return '';
1287: }
1288:
1289: sub secondlevel {
1290: my $output='';
1291: my
1292: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat)=@_;
1293: if ($prt eq 'any') {
1294: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1295: } elsif ($prt=~/^r(\w+)/) {
1296: if ($rol eq $1) {
1297: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1298: }
1299: }
1300: return $output;
1301: }
1302:
1303: sub openmenu {
1304: my $menuname = &get_menu_name();
1305: if ($env{'environment.remote'} eq 'off') { return ''; }
1306: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1307: return "window.open(".$nothing.",'".$menuname."');";
1308: }
1309:
1310: sub inlinemenu {
1311: undef(@inlineremote);
1312: undef(%category_members);
1313: # calling rawconfig with "1" will evaluate mydesk.tab, even if there is no active remote control
1314: &rawconfig(1);
1315: my $output='<table><tr>';
1316: for (my $col=1; $col<=2; $col++) {
1317: $output.='<td class="LC_mainmenu_col_fieldset">';
1318: for (my $row=1; $row<=8; $row++) {
1319: foreach my $cat (keys(%category_members)) {
1320: if ($category_positions{$cat} ne "$col,$row") { next; }
1321: #$output.='<table><tr><td colspan="4" class="LC_menubuttons_category">'.&mt($category_names{$cat}).'</td></tr>';
1322: $output.='<div class="LC_Box LC_400Box">';
1323: $output.='<h3 class="LC_hcell">'.&mt($category_names{$cat}).'</h3>';
1324: $output.='<table>';
1325: my %active=();
1326: foreach my $menu_item (split(/\:/,$category_members{$cat})) {
1327: if ($inlineremote[$menu_item]) {
1328: $active{$menu_item}=1;
1329: }
1330: }
1331: foreach my $item (sort(keys(%active))) {
1332: $output.=$inlineremote[$item];
1333: }
1334: $output.='</table>';
1335: $output.='</div>';
1336: }
1337: }
1338: $output.="</td>";
1339: }
1340: $output.="</tr></table>";
1341: return $output;
1342: }
1343:
1344: sub rawconfig {
1345: #
1346: # This evaluates mydesk.tab
1347: # Need to add more positions and more privileges to deal with all
1348: # menu items.
1349: #
1350: my $textualoverride=shift;
1351: my $output='';
1352: unless ($env{'environment.remote'} eq 'off') {
1353: $output.=
1354: "window.status='Opening Remote Control';var swmenu=".&openmenu().
1355: "\nwindow.status='Configuring Remote Control ';";
1356: } else {
1357: unless ($textualoverride) { return ''; }
1358: }
1359: my $uname=$env{'user.name'};
1360: my $udom=$env{'user.domain'};
1361: my $adv=$env{'user.adv'};
1362: my $show_course=&Apache::loncommon::show_course();
1363: my $author=$env{'user.author'};
1364: my $crs='';
1365: my $crstype='';
1366: if ($env{'request.course.id'}) {
1367: $crs='/'.$env{'request.course.id'};
1368: if ($env{'request.course.sec'}) {
1369: $crs.='_'.$env{'request.course.sec'};
1370: }
1371: $crs=~s/\_/\//g;
1372: $crstype = &Apache::loncommon::course_type();
1373: }
1374: my $pub=($env{'request.state'} eq 'published');
1375: my $con=($env{'request.state'} eq 'construct');
1376: my $rol=$env{'request.role'};
1377: my $requested_domain = $env{'request.role.domain'};
1378: foreach my $line (@desklines) {
1379: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
1380: $prt=~s/\$uname/$uname/g;
1381: $prt=~s/\$udom/$udom/g;
1382: if ($env{'environment.remotenavmap'} eq 'on') {
1383: unless ($env{'environment.remote'} eq 'on') {
1384: if ($img eq 'nav.gif') {
1385: $act = "gonav('/adm/navmaps','')";
1386: }
1387: }
1388: }
1389: if ($prt =~ /\$crs/) {
1390: next unless ($env{'request.course.id'});
1391: next if ($crstype eq 'Community');
1392: $prt=~s/\$crs/$crs/g;
1393: } elsif ($prt =~ /\$cmty/) {
1394: next unless ($env{'request.course.id'});
1395: next if ($crstype ne 'Community');
1396: $prt=~s/\$cmty/$crs/g;
1397: }
1398: $prt=~s/\$requested_domain/$requested_domain/g;
1399: if ($category_names{$cat}!~/\w/) { $cat='oth'; }
1400: if ($pro eq 'clear') {
1401: $output.=&clear($row,$col);
1402: } elsif ($pro eq 'any') {
1403: $output.=&secondlevel(
1404: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1405: } elsif ($pro eq 'smp') {
1406: unless ($adv) {
1407: $output.=&secondlevel(
1408: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1409: }
1410: } elsif ($pro eq 'adv') {
1411: if ($adv) {
1412: $output.=&secondlevel(
1413: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1414: }
1415: } elsif ($pro eq 'shc') {
1416: if ($show_course) {
1417: $output.=&secondlevel(
1418: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1419: }
1420: } elsif ($pro eq 'nsc') {
1421: if (!$show_course) {
1422: $output.=&secondlevel(
1423: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1424: }
1425: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1426: my $priv = $1;
1427: if ($priv =~ /^mdc(Course|Community)/) {
1428: if ($crstype eq $1) {
1429: $priv = 'mdc';
1430: } else {
1431: next;
1432: }
1433: }
1434: if (&Apache::lonnet::allowed($priv,$prt)) {
1435: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1436: }
1437: } elsif ($pro eq 'course') {
1438: if (($env{'request.course.fn'}) && ($crstype ne 'Community')) {
1439: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1440: }
1441: } elsif ($pro eq 'community') {
1442: if (($env{'request.course.fn'}) && ($crstype eq 'Community')) {
1443: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1444: }
1445: } elsif ($pro =~ /^courseenv_(.*)$/) {
1446: my $key = $1;
1447: if ($crstype ne 'Community') {
1448: my $coursepref = $env{'course.'.$env{'request.course.id'}.'.'.$key};
1449: if ($key eq 'canuse_pdfforms') {
1450: if ($env{'request.course.id'} && $coursepref eq '') {
1451: my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'});
1452: $coursepref = $domdefs{'canuse_pdfforms'};
1453: }
1454: }
1455: if ($coursepref) {
1456: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1457: }
1458: }
1459: } elsif ($pro =~ /^communityenv_(.*)$/) {
1460: my $key = $1;
1461: if ($crstype eq 'Community') {
1462: my $coursepref = $env{'course.'.$env{'request.course.id'}.'.'.$key};
1463: if ($key eq 'canuse_pdfforms') {
1464: if ($env{'request.course.id'} && $coursepref eq '') {
1465: my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'});
1466: $coursepref = $domdefs{'canuse_pdfforms'};
1467: }
1468: }
1469: if ($coursepref) {
1470: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1471: }
1472: }
1473: } elsif ($pro =~ /^course_(.*)$/) {
1474: # Check for permissions inside of a course
1475: if (($env{'request.course.id'}) && ($crstype ne 'Community') &&
1476: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1477: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1478: )) {
1479: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1480: }
1481: } elsif ($pro =~ /^community_(.*)$/) {
1482: # Check for permissions inside of a community
1483: if (($env{'request.course.id'}) && ($crstype eq 'Community') &&
1484: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1485: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1486: )) {
1487: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1488: }
1489: } elsif ($pro eq 'author') {
1490: if ($author) {
1491: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
1492: (($prt eq 'raa') && ($env{'request.role'}=~/^aa/)) ||
1493: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
1494: # Check that we are on the correct machine
1495: my $cadom=$requested_domain;
1496: my $caname=$env{'user.name'};
1497: if (($prt eq 'rca') || ($prt eq 'raa')) {
1498: ($cadom,$caname)=
1499: ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
1500: }
1501: $act =~ s/\$caname/$caname/g;
1502: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1503: my $allowed=0;
1504: my @ids=&Apache::lonnet::current_machine_ids();
1505: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
1506: if ($allowed) {
1507: $output.=&switch($caname,$cadom,
1508: $row,$col,$img,$top,$bot,$act,$desc,$cat);
1509: }
1510: }
1511: }
1512: } elsif ($pro eq 'tools') {
1513: my @tools = ('aboutme','blog','portfolio');
1514: if (grep(/^\Q$prt\E$/,@tools)) {
1515: if (!&Apache::lonnet::usertools_access($env{'user.name'},
1516: $env{'user.domain'},
1517: $prt,undef,'tools')) {
1518: $output.=&clear($row,$col);
1519: next;
1520: }
1521: } elsif (($prt eq 'reqcrsnsc') || ($prt eq 'reqcrsshc')) {
1522: if (($prt eq 'reqcrsnsc') && ($show_course)) {
1523: next;
1524: }
1525: if (($prt eq 'reqcrsshc') && (!$show_course)) {
1526: next;
1527: }
1528: my $showreqcrs = &check_for_rcrs();
1529: if (!$showreqcrs) {
1530: $output.=&clear($row,$col);
1531: next;
1532: }
1533: }
1534: $prt='any';
1535: $output.=&secondlevel(
1536: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1537: }
1538: }
1539: unless ($env{'environment.remote'} eq 'off') {
1540: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1541: if (&Apache::lonmsg::newmail()) {
1542: $output.='swmenu.setstatus("you have","messages");';
1543: }
1544: }
1545:
1546: return $output;
1547: }
1548:
1549: sub check_for_rcrs {
1550: my $showreqcrs = 0;
1551: my @reqtypes = ('official','unofficial','community');
1552: foreach my $type (@reqtypes) {
1553: if (&Apache::lonnet::usertools_access($env{'user.name'},
1554: $env{'user.domain'},
1555: $type,undef,'requestcourses')) {
1556: $showreqcrs = 1;
1557: last;
1558: }
1559: }
1560: if (!$showreqcrs) {
1561: foreach my $type (@reqtypes) {
1562: if ($env{'environment.reqcrsotherdom.'.$type} ne '') {
1563: $showreqcrs = 1;
1564: last;
1565: }
1566: }
1567: }
1568: return $showreqcrs;
1569: }
1570:
1571: # ======================================================================= Close
1572:
1573: sub close {
1574: if ($env{'environment.remote'} eq 'off') { return ''; }
1575: my $menuname = &get_menu_name();
1576: return(<<ENDCLOSE);
1577: <script type="text/javascript">
1578: // <![CDATA[
1579: window.status='Accessing Remote Control';
1580: menu=window.open("/adm/rat/empty.html","$menuname",
1581: "height=350,width=150,scrollbars=no,menubar=no");
1582: window.status='Disabling Remote Control';
1583: menu.active=0;
1584: menu.autologout=0;
1585: window.status='Closing Remote Control';
1586: menu.close();
1587: window.status='Done.';
1588: // ]]>
1589: </script>
1590: ENDCLOSE
1591: }
1592:
1593: # ====================================================================== Footer
1594:
1595: sub footer {
1596:
1597: }
1598:
1599: sub nav_control_js {
1600: my $nav=($env{'environment.remotenavmap'} eq 'on');
1601: return (<<NAVCONTROL);
1602: var w_loncapanav_flag="$nav";
1603:
1604:
1605: function gonav(url) {
1606: if (w_loncapanav_flag != 1) {
1607: gopost(url,'');
1608: } else {
1609: navwindow=window.open(url,
1610: "loncapanav","height=600,width=400,scrollbars=1");
1611: }
1612: }
1613: NAVCONTROL
1614: }
1615:
1616: sub dc_popup_js {
1617: my %lt = &Apache::lonlocal::texthash(
1618: more => '(More ...)',
1619: less => '(Less ...)',
1620: );
1621: return <<"END";
1622:
1623: function showCourseID() {
1624: document.getElementById('dccid').style.display='block';
1625: document.getElementById('dccid').style.textAlign='left';
1626: document.getElementById('dccid').style.textFace='normal';
1627: document.getElementById('dccidtext').innerHTML ='<a href="javascript:hideCourseID();">$lt{'less'}</a>';
1628: return;
1629: }
1630:
1631: function hideCourseID() {
1632: document.getElementById('dccid').style.display='none';
1633: document.getElementById('dccidtext').innerHTML ='<a href="javascript:showCourseID()">$lt{'more'}</a>';
1634: return;
1635: }
1636:
1637: END
1638:
1639: }
1640:
1641: sub utilityfunctions {
1642: my $caller = shift;
1643: unless ($env{'environment.remote'} eq 'off' ||
1644: $caller eq '/adm/menu') {
1645: return ''; }
1646:
1647: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1648: if ($currenturl =~ m{^/adm/wrapper/ext/}) {
1649: if ($env{'request.external.querystring'}) {
1650: $currenturl .= ($currenturl=~/\?/)?'&':'?'.$env{'request.external.querystring'};
1651: }
1652: }
1653: $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
1654:
1655: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1656: my $nav_control=&nav_control_js();
1657:
1658: my $dc_popup_cid;
1659: if ($env{'user.adv'} && exists($env{'user.role.dc./'.
1660: $env{'course.'.$env{'request.course.id'}.
1661: '.domain'}.'/'})) {
1662: $dc_popup_cid = &dc_popup_js();
1663: }
1664:
1665: my $start_page_annotate =
1666: &Apache::loncommon::start_page('Annotator',undef,
1667: {'only_body' => 1,
1668: 'js_ready' => 1,
1669: 'bgcolor' => '#BBBBBB',
1670: 'add_entries' => {
1671: 'onload' => 'javascript:document.goannotate.submit();'}});
1672:
1673: my $end_page_annotate =
1674: &Apache::loncommon::end_page({'js_ready' => 1});
1675:
1676: my $start_page_bookmark =
1677: &Apache::loncommon::start_page('Bookmarks',undef,
1678: {'only_body' => 1,
1679: 'js_ready' => 1,
1680: 'bgcolor' => '#BBBBBB',});
1681:
1682: my $end_page_bookmark =
1683: &Apache::loncommon::end_page({'js_ready' => 1});
1684:
1685: my $confirm_switch = &mt("Editing requires switching to the resource's home server.").'\n'.
1686: &mt('Switch server?');
1687:
1688: return (<<ENDUTILITY)
1689:
1690: var currentURL="$currenturl";
1691: var reloadURL="$currenturl";
1692: var currentSymb="$currentsymb";
1693:
1694: $nav_control
1695: $dc_popup_cid
1696:
1697: function go(url) {
1698: if (url!='' && url!= null) {
1699: currentURL = null;
1700: currentSymb= null;
1701: window.location.href=url;
1702: }
1703: }
1704:
1705: function need_switchserver(url) {
1706: if (url!='' && url!= null) {
1707: if (confirm("$confirm_switch")) {
1708: go(url);
1709: }
1710: }
1711: return;
1712: }
1713:
1714: function gopost(url,postdata) {
1715: if (url!='') {
1716: this.document.server.action=url;
1717: this.document.server.postdata.value=postdata;
1718: this.document.server.command.value='';
1719: this.document.server.url.value='';
1720: this.document.server.symb.value='';
1721: this.document.server.submit();
1722: }
1723: }
1724:
1725: function gocmd(url,cmd) {
1726: if (url!='') {
1727: this.document.server.action=url;
1728: this.document.server.postdata.value='';
1729: this.document.server.command.value=cmd;
1730: this.document.server.url.value=currentURL;
1731: this.document.server.symb.value=currentSymb;
1732: this.document.server.submit();
1733: }
1734: }
1735:
1736: function gocstr(url,filename) {
1737: if (url == '/adm/cfile?action=delete') {
1738: this.document.cstrdelete.filename.value = filename
1739: this.document.cstrdelete.submit();
1740: return;
1741: }
1742: if (url == '/adm/printout') {
1743: this.document.cstrprint.postdata.value = filename
1744: this.document.cstrprint.curseed.value = 0;
1745: this.document.cstrprint.problemtype.value = 0;
1746: if (this.document.lonhomework) {
1747: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1748: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1749: }
1750: if (this.document.lonhomework.problemtype) {
1751: if (this.document.lonhomework.problemtype.value) {
1752: this.document.cstrprint.problemtype.value =
1753: this.document.lonhomework.problemtype.value;
1754: } else if (this.document.lonhomework.problemtype.options) {
1755: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1756: if (this.document.lonhomework.problemtype.options[i].selected) {
1757: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1758: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1759: }
1760: }
1761: }
1762: }
1763: }
1764: }
1765: this.document.cstrprint.submit();
1766: return;
1767: }
1768: if (url !='') {
1769: this.document.constspace.filename.value = filename;
1770: this.document.constspace.action = url;
1771: this.document.constspace.submit();
1772: }
1773: }
1774:
1775: function golist(url) {
1776: if (url!='' && url!= null) {
1777: currentURL = null;
1778: currentSymb= null;
1779: top.location.href=url;
1780: }
1781: }
1782:
1783:
1784:
1785: function catalog_info() {
1786: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1787: }
1788:
1789: function chat_win() {
1790: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=480,resizable=yes,location=no,menubar=no,toolbar=no');
1791: }
1792:
1793: function group_chat(group) {
1794: var url = '/adm/groupchat?group='+group;
1795: var winName = 'LONchat_'+group;
1796: grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1797: }
1798:
1799: function edit_bookmarks() {
1800: go('');
1801: w_BookmarkPal_flag=1;
1802: bookmarkpal=window.open("/adm/bookmarks",
1803: "BookmarkPal", "width=500,height=505,scrollbars=0");
1804: }
1805:
1806: function annotate() {
1807: w_Annotator_flag=1;
1808: annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
1809: annotator.document.write(
1810: '$start_page_annotate'
1811: +"<form name='goannotate' target='Annotator' method='post' "
1812: +"action='/adm/annotations'>"
1813: +"<input type='hidden' name='symbnew' value='"+currentSymb+"' />"
1814: +"<\\/form>"
1815: +'$end_page_annotate');
1816: annotator.document.close();
1817: }
1818:
1819: function set_bookmark() {
1820: go('');
1821: clienttitle=document.title;
1822: clienthref=location.pathname;
1823: w_bmquery_flag=1;
1824: bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
1825: bmquery.document.write(
1826: '$start_page_bookmark'
1827: +'<center><form method="post"'
1828: +' name="newlink" action="/adm/bookmarks" target="bmquery" '
1829: +'> <table width="340" height="150" '
1830: +'bgcolor="#FFFFFF" align="center"><tr><td>Link Name:<br /><input '
1831: +'type="text" name="title" size="45" value="'+clienttitle+'" />'
1832: +'<br />Address:<br /><input type="text" name="address" size="45" '
1833: +'value="'+clienthref+'" /><br /><center><input type="submit" '
1834: +'value="Save" /> <input type="button" value="Close" '
1835: +'onclick="javascript:window.close();" /></center></td>'
1836: +'</tr></table></form></center>'
1837: +'$end_page_bookmark' );
1838: bmquery.document.close();
1839: }
1840:
1841: ENDUTILITY
1842: }
1843:
1844: sub serverform {
1845: return(<<ENDSERVERFORM);
1846: <form name="server" action="/adm/logout" method="post" target="_top">
1847: <input type="hidden" name="postdata" value="none" />
1848: <input type="hidden" name="command" value="none" />
1849: <input type="hidden" name="url" value="none" />
1850: <input type="hidden" name="symb" value="none" />
1851: </form>
1852: ENDSERVERFORM
1853: }
1854:
1855: sub constspaceform {
1856: return(<<ENDCONSTSPACEFORM);
1857: <form name="constspace" action="/adm/logout" method="post" target="_top">
1858: <input type="hidden" name="filename" value="" />
1859: </form>
1860: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1861: <input type="hidden" name="action" value="delete" />
1862: <input type="hidden" name="filename" value="" />
1863: </form>
1864: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1865: <input type="hidden" name="postdata" value="" />
1866: <input type="hidden" name="curseed" value="" />
1867: <input type="hidden" name="problemtype" value="" />
1868: </form>
1869:
1870: ENDCONSTSPACEFORM
1871: }
1872:
1873:
1874: sub get_nav_status {
1875: my $navstatus="swmenu.w_loncapanav_flag=";
1876: if ($env{'environment.remotenavmap'} eq 'on') {
1877: $navstatus.="1";
1878: } else {
1879: $navstatus.="-1";
1880: }
1881: return $navstatus;
1882: }
1883:
1884: sub hidden_button_check {
1885: my $hidden;
1886: if ($env{'request.course.id'} eq '') {
1887: return;
1888: }
1889: if ($env{'request.role.adv'}) {
1890: return;
1891: }
1892: my $buttonshide = &Apache::lonnet::EXT('resource.0.buttonshide');
1893: return $buttonshide;
1894: }
1895:
1896: sub roles_selector {
1897: my ($cdom,$cnum) = @_;
1898: my $crstype = &Apache::loncommon::course_type();
1899: my $now = time;
1900: my (%courseroles,%seccount,%courseprivs);
1901: my $is_cc;
1902: my $role_selector;
1903: my $ccrole;
1904: if ($crstype eq 'Community') {
1905: $ccrole = 'co';
1906: } else {
1907: $ccrole = 'cc';
1908: }
1909: my $priv;
1910: my $destinationurl = $ENV{'REQUEST_URI'};
1911: my $reqprivs = &required_privs();
1912: if (ref($reqprivs) eq 'HASH') {
1913: my $destination = $destinationurl;
1914: $destination =~ s/(\?.*)$//;
1915: if (exists($reqprivs->{$destination})) {
1916: $priv = $reqprivs->{$destination};
1917: }
1918: }
1919: if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) {
1920: my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum});
1921:
1922: if ((($start) && ($start<0)) ||
1923: (($end) && ($end<$now)) ||
1924: (($start) && ($now<$start))) {
1925: $is_cc = 0;
1926: } else {
1927: $is_cc = 1;
1928: }
1929: }
1930: if ($is_cc) {
1931: &get_all_courseroles($cdom,$cnum,\%courseroles,\%seccount,\%courseprivs,$priv);
1932: } else {
1933: my %gotnosection;
1934: foreach my $item (keys(%env)) {
1935: if ($item =~ m-^user\.role\.([^.]+)\./\Q$cdom\E/\Q$cnum\E/?(\w*)$-) {
1936: my $role = $1;
1937: my $sec = $2;
1938: next if ($role eq 'gr');
1939: my ($start,$end) = split(/\./,$env{$item});
1940: next if (($start && $start > $now) || ($end && $end < $now));
1941: if ($sec eq '') {
1942: if (!$gotnosection{$role}) {
1943: $seccount{$role} ++;
1944: $gotnosection{$role} = 1;
1945: }
1946: }
1947: if ($priv ne '') {
1948: my $cnumsec = $cnum;
1949: if ($sec ne '') {
1950: $cnumsec .= "/$sec";
1951: }
1952: $courseprivs{"$role./$cdom/$cnumsec./"} =
1953: $env{"user.priv.$role./$cdom/$cnumsec./"};
1954: $courseprivs{"$role./$cdom/$cnumsec./$cdom/"} =
1955: $env{"user.priv.$role./$cdom/$cnumsec./$cdom/"};
1956: $courseprivs{"$role./$cdom/$cnumsec./$cdom/$cnumsec"} =
1957: $env{"user.priv.$role./$cdom/$cnumsec./$cdom/$cnumsec"};
1958: }
1959: if (ref($courseroles{$role}) eq 'ARRAY') {
1960: if ($sec ne '') {
1961: if (!grep(/^\Q$sec\E$/,@{$courseroles{$role}})) {
1962: push(@{$courseroles{$role}},$sec);
1963: $seccount{$role} ++;
1964: }
1965: }
1966: } else {
1967: @{$courseroles{$role}} = ();
1968: if ($sec ne '') {
1969: $seccount{$role} ++;
1970: push(@{$courseroles{$role}},$sec);
1971: }
1972: }
1973: }
1974: }
1975: }
1976: my $switchtext;
1977: if ($crstype eq 'Community') {
1978: $switchtext = &mt('Switch community role to...')
1979: } else {
1980: $switchtext = &mt('Switch course role to...')
1981: }
1982: my @roles_order = ($ccrole,'in','ta','ep','ad','st');
1983: if (keys(%courseroles) > 1) {
1984: $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles,\%courseprivs,$priv);
1985: $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
1986: <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
1987: $role_selector .= '<option value="">'.$switchtext.'</option>';
1988: foreach my $role (@roles_order) {
1989: if (defined($courseroles{$role})) {
1990: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role,$crstype).'</option>';
1991: }
1992: }
1993: foreach my $role (sort(keys(%courseroles))) {
1994: if ($role =~ /^cr/) {
1995: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1996: }
1997: }
1998: $role_selector .= '</select>'."\n".
1999: '<input type="hidden" name="destinationurl" value="'.
2000: &HTML::Entities::encode($destinationurl).'" />'."\n".
2001: '<input type="hidden" name="gotorole" value="1" />'."\n".
2002: '<input type="hidden" name="selectrole" value="" />'."\n".
2003: '<input type="hidden" name="switch" value="1" />'."\n".
2004: '</form>';
2005: }
2006: return $role_selector;
2007: }
2008:
2009: sub get_all_courseroles {
2010: my ($cdom,$cnum,$courseroles,$seccount,$courseprivs) = @_;
2011: unless ((ref($courseroles) eq 'HASH') && (ref($seccount) eq 'HASH') &&
2012: (ref($courseprivs) eq 'HASH')) {
2013: return;
2014: }
2015: my ($result,$cached) =
2016: &Apache::lonnet::is_cached_new('getcourseroles',$cdom.'_'.$cnum);
2017: if (defined($cached)) {
2018: if (ref($result) eq 'HASH') {
2019: if ((ref($result->{'roles'}) eq 'HASH') &&
2020: (ref($result->{'seccount'}) eq 'HASH') &&
2021: (ref($result->{'privs'}) eq 'HASH')) {
2022: %{$courseroles} = %{$result->{'roles'}};
2023: %{$seccount} = %{$result->{'seccount'}};
2024: %{$courseprivs} = %{$result->{'privs'}};
2025: return;
2026: }
2027: }
2028: }
2029: my %gotnosection;
2030: my %adv_roles =
2031: &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
2032: foreach my $role (keys(%adv_roles)) {
2033: my ($urole,$usec) = split(/:/,$role);
2034: if (!$gotnosection{$urole}) {
2035: $seccount->{$urole} ++;
2036: $gotnosection{$urole} = 1;
2037: }
2038: if (ref($courseroles->{$urole}) eq 'ARRAY') {
2039: if ($usec ne '') {
2040: if (!grep(/^Q$usec\E$/,@{$courseroles->{$urole}})) {
2041: push(@{$courseroles->{$urole}},$usec);
2042: $seccount->{$urole} ++;
2043: }
2044: }
2045: } else {
2046: @{$courseroles->{$urole}} = ();
2047: if ($usec ne '') {
2048: $seccount->{$urole} ++;
2049: push(@{$courseroles->{$urole}},$usec);
2050: }
2051: }
2052: my $area = '/'.$cdom.'/'.$cnum;
2053: if ($usec ne '') {
2054: $area .= '/'.$usec;
2055: }
2056: if ($role =~ /^cr\//) {
2057: &Apache::lonnet::custom_roleprivs($courseprivs,$urole,$cdom,$cnum,$urole.'.'.$area,$area);
2058: } else {
2059: &Apache::lonnet::standard_roleprivs($courseprivs,$urole,$cdom,$urole.'.'.$area,$cnum,$area);
2060: }
2061: }
2062: my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum,['st']);
2063: @{$courseroles->{'st'}} = ();
2064: &Apache::lonnet::standard_roleprivs($courseprivs,'st',$cdom,"st./$cdom/$cnum",$cnum,"/$cdom/$cnum");
2065: if (keys(%sections_count) > 0) {
2066: push(@{$courseroles->{'st'}},keys(%sections_count));
2067: $seccount->{'st'} = scalar(keys(%sections_count));
2068: }
2069: my $rolehash = {
2070: 'roles' => $courseroles,
2071: 'seccount' => $seccount,
2072: 'privs' => $courseprivs,
2073: };
2074: &Apache::lonnet::do_cache_new('getcourseroles',$cdom.'_'.$cnum,$rolehash);
2075: return;
2076: }
2077:
2078: sub jump_to_role {
2079: my ($cdom,$cnum,$seccount,$courseroles,$courseprivs,$priv) = @_;
2080: my %lt = &Apache::lonlocal::texthash(
2081: this => 'This role has section(s) associated with it.',
2082: ente => 'Enter a specific section.',
2083: orlb => 'Enter a specific section, or leave blank for no section.',
2084: avai => 'Available sections are:',
2085: youe => 'You entered an invalid section choice:',
2086: plst => 'Please try again.',
2087: role => 'The role you selected is not permitted to view the current page.',
2088: swit => 'Switch role, but display Main Menu page instead?',
2089: );
2090: my $js;
2091: if (ref($courseroles) eq 'HASH') {
2092: $js = ' var secpick = new Array("'.$lt{'ente'}.'","'.$lt{'orlb'}.'");'."\n".
2093: ' var numsec = new Array();'."\n".
2094: ' var rolesections = new Array();'."\n".
2095: ' var rolenames = new Array();'."\n".
2096: ' var roleseclist = new Array();'."\n";
2097: my @items = keys(%{$courseroles});
2098: for (my $i=0; $i<@items; $i++) {
2099: $js .= ' rolenames['.$i.'] = "'.$items[$i].'";'."\n";
2100: my ($secs,$secstr);
2101: if (ref($courseroles->{$items[$i]}) eq 'ARRAY') {
2102: my @sections = sort { $a <=> $b } @{$courseroles->{$items[$i]}};
2103: $secs = join('","',@sections);
2104: $secstr = join(', ',@sections);
2105: }
2106: $js .= ' rolesections['.$i.'] = new Array("'.$secs.'");'."\n".
2107: ' roleseclist['.$i.'] = "'.$secstr.'";'."\n".
2108: ' numsec['.$i.'] = "'.$seccount->{$items[$i]}.'";'."\n";
2109: }
2110: }
2111: my $checkroles = 0;
2112: if ($priv && ref($courseprivs) eq 'HASH') {
2113: my (%disallowed,%allowed,@disallow);
2114: foreach my $role (sort(keys(%{$courseprivs}))) {
2115: my $trole;
2116: if ($role =~ m{^(.+?)\Q./$cdom/$cnum\E}) {
2117: $trole = $1;
2118: }
2119: if (($trole ne '') && ($trole ne 'cm')) {
2120: if ($courseprivs->{$role} =~ /\Q:$priv\E($|:|\&\w+)/) {
2121: $allowed{$trole} = 1;
2122: } else {
2123: $disallowed{$trole} = 1;
2124: }
2125: }
2126: }
2127: foreach my $trole (keys(%disallowed)) {
2128: unless ($allowed{$trole}) {
2129: push(@disallow,$trole);
2130: }
2131: }
2132: if (@disallow > 0) {
2133: $checkroles = 1;
2134: $js .= " var disallow = new Array('".join("','",@disallow)."');\n".
2135: " var rolecheck = 1;\n";
2136: }
2137: }
2138: if (!$checkroles) {
2139: $js .= " var disallow = new Array();\n".
2140: " rolecheck = 0;\n";
2141: }
2142: return <<"END";
2143: <script type="text/javascript">
2144: //<![CDATA[
2145: function adhocRole(roleitem) {
2146: $js
2147: var newrole = document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
2148: if (newrole == '') {
2149: return;
2150: }
2151: var fullrole = newrole+'./$cdom/$cnum';
2152: var selidx = '';
2153: for (var i=0; i<rolenames.length; i++) {
2154: if (rolenames[i] == newrole) {
2155: selidx = i;
2156: }
2157: }
2158: if (rolecheck > 0) {
2159: for (var i=0; i<disallow.length; i++) {
2160: if (disallow[i] == newrole) {
2161: if (confirm("$lt{'role'}\\n$lt{'swit'}")) {
2162: document.rolechooser.destinationurl.value = '/adm/menu';
2163: } else {
2164: document.rolechooser.elements[roleitem].selectedIndex = 0;
2165: return;
2166: }
2167: }
2168: }
2169: }
2170: var secok = 1;
2171: var secchoice = '';
2172: if (selidx >= 0) {
2173: if (numsec[selidx] > 1) {
2174: secok = 0;
2175: var numrolesec = rolesections[selidx].length;
2176: var msgidx = numsec[selidx] - numrolesec;
2177: secchoice = prompt("$lt{'this'} "+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
2178: if (secchoice == '') {
2179: if (msgidx > 0) {
2180: secok = 1;
2181: }
2182: } else {
2183: for (var j=0; j<rolesections[selidx].length; j++) {
2184: if (rolesections[selidx][j] == secchoice) {
2185: secok = 1;
2186: }
2187: }
2188: }
2189: } else {
2190: if (rolesections[selidx].length == 1) {
2191: secchoice = rolesections[selidx][0];
2192: }
2193: }
2194: }
2195: if (secok == 1) {
2196: if (secchoice != '') {
2197: fullrole += '/'+secchoice;
2198: }
2199: } else {
2200: document.rolechooser.elements[roleitem].selectedIndex = 0;
2201: if (secchoice != null) {
2202: alert("$lt{'youe'} \\""+secchoice+"\\".\\n $lt{'plst'}");
2203: }
2204: return;
2205: }
2206: if (fullrole == "$env{'request.role'}") {
2207: document.rolechooser.elements[roleitem].selectedIndex = 0;
2208: return;
2209: }
2210: itemid = retrieveIndex('gotorole');
2211: if (itemid != -1) {
2212: document.rolechooser.elements[itemid].name = fullrole;
2213: }
2214: document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value = fullrole;
2215: document.rolechooser.selectrole.value = '1';
2216: document.rolechooser.submit();
2217: return;
2218: }
2219:
2220: function retrieveIndex(item) {
2221: for (var i=0;i<document.rolechooser.elements.length;i++) {
2222: if (document.rolechooser.elements[i].name == item) {
2223: return i;
2224: }
2225: }
2226: return -1;
2227: }
2228: // ]]>
2229: </script>
2230: END
2231: }
2232:
2233: sub required_privs {
2234: my $privs = {
2235: '/adm/parmset' => 'opa',
2236: '/adm/courseprefs' => 'opa',
2237: '/adm/whatsnew' => 'whn',
2238: '/adm/populate' => 'cst',
2239: '/adm/trackstudent' => 'vsa',
2240: '/adm/statistics' => 'vgr',
2241: };
2242: unless ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'spreadsheet') {
2243: $privs->{'/adm/classcalc'} = 'vgr',
2244: $privs->{'/adm/assesscalc'} = 'vgr',
2245: $privs->{'/adm/studentcalc'} = 'vgr';
2246: }
2247: return $privs;
2248: }
2249:
2250: # ================================================================ Main Program
2251:
2252: BEGIN {
2253: if (! defined($readdesk)) {
2254: {
2255: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
2256: if ( CORE::open( my $config,"<$tabfile") ) {
2257: while (my $configline=<$config>) {
2258: $configline=(split(/\#/,$configline))[0];
2259: $configline=~s/^\s+//;
2260: chomp($configline);
2261: if ($configline=~/^cat\:/) {
2262: my @entries=split(/\:/,$configline);
2263: $category_positions{$entries[2]}=$entries[1];
2264: $category_names{$entries[2]}=$entries[3];
2265: } elsif ($configline=~/^prim\:/) {
2266: my @entries = (split(/\:/, $configline))[1..5];
2267: push @primary_menu, \@entries;
2268: } elsif ($configline=~/^scnd\:/) {
2269: my @entries = (split(/\:/, $configline))[1..5];
2270: push @secondary_menu, \@entries;
2271: } elsif ($configline) {
2272: push(@desklines,$configline);
2273: }
2274: }
2275: CORE::close($config);
2276: }
2277: }
2278: $readdesk='done';
2279: }
2280: }
2281:
2282: 1;
2283: __END__
2284:
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