1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.275 2009/07/13 08:24:21 www Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28: #
29: # There is one parameter controlling the action of this module:
30: #
31: # environment.remote - if this is 'on', the routines controll the remote
32: # control, otherwise they render the main window controls;
33:
34: =head1 NAME
35:
36: Apache::lonmenu
37:
38: =head1 SYNOPSIS
39:
40: Coordinates the response to clicking an image.
41:
42: This is part of the LearningOnline Network with CAPA project
43: described at http://www.lon-capa.org.
44:
45: =head1 SUBROUTINES
46:
47: =over
48:
49: Little texts
50:
51: =item initlittle()
52:
53: =item menubuttons()
54:
55: This gets called at the top of the body section
56:
57: =item show_return_link()
58:
59: =item registerurl()
60:
61: This gets called in the header section
62:
63: =item innerregister()
64:
65: This gets called in order to register a URL, both with the Remote
66: and in the body of the document
67:
68: =item loadevents()
69:
70: =item unloadevents()
71:
72: =item startupremote()
73:
74: =item setflags()
75:
76: =item maincall()
77:
78: =item load_remote_msg()
79:
80: =item get_menu_name()
81:
82: =item reopenmenu()
83:
84: =item open()
85:
86: Open the menu
87:
88: =item clear()
89:
90: =item switch()
91:
92: Switch a button or create a link
93: Switch acts on the javascript that is executed when a button is clicked.
94: The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
95:
96: =item secondlevel()
97:
98: =item openmenu()
99:
100: =item inlinemenu()
101:
102: =item rawconfig()
103:
104: =item close()
105:
106: =item footer()
107:
108: =item utilityfunctions()
109:
110: =item serverform()
111:
112: =item constspaceform()
113:
114: =item get_nav_status()
115:
116: =item convert_menu_function()
117:
118: FIXME this needs to move into mydesktab and the other locations
119: the text is generated
120:
121: =item hidden_button_check()
122:
123: =item roles_selector()
124:
125: =item jump_to_role()
126:
127: =back
128:
129: =cut
130:
131: package Apache::lonmenu;
132:
133: use strict;
134: use Apache::lonnet;
135: use Apache::lonhtmlcommon();
136: use Apache::loncommon();
137: use Apache::lonenc();
138: use Apache::lonlocal;
139: use LONCAPA qw(:DEFAULT :match);
140:
141: use vars qw(@desklines %category_names %category_members %category_positions $readdesk);
142:
143:
144: my @inlineremote;
145:
146: #
147: # This routine returns a translated hash for the menu items in the top inline menu row
148: # Probably should be in mydesk.tab
149:
150: sub initlittle {
151: return &Apache::lonlocal::texthash('ret' => 'Return to Last Location',
152: 'nav' => 'Navigate Contents',
153: 'main' => 'Main Menu',
154: 'roles' => (&Apache::loncommon::show_course()?
155: 'Courses':'Roles'),
156: 'other' => 'Other Roles',
157: 'docs' => 'Edit Course',
158: 'exit' => 'Logout',
159: 'login' => 'Log In',
160: 'launch' => 'Launch Remote Control',
161: 'groups' => 'Groups',
162: 'gdoc' => 'Group Documents',
163: );
164: }
165:
166: sub menubuttons {
167: my $forcereg=shift;
168: my $registration=shift;
169: my $titletable=shift;
170: #
171: # Early-out for pages that should not have a menu, triggered by query string "inhibitmenu=yes"
172: #
173: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
174: ['inhibitmenu']);
175: if (($env{'form.inhibitmenu'} eq 'yes') ||
176: ($ENV{'REQUEST_URI'} eq '/adm/logout')) { return ''; }
177:
178: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
179:
180: my %lt=&initlittle();
181: my $navmaps='';
182: my $reloadlink='';
183: my $docs='';
184: my $groups='';
185: my $roles='<a href="/adm/roles" target="_top">'.$lt{'roles'}.'</a>';
186: my $role_selector;
187: my $showgroups=0;
188: my ($cnum,$cdom);
189: #
190: # if the URL is hidden, symbs and the non-versioned version of the URL would be encrypted
191: #
192: my $escurl=&escape(&Apache::lonenc::check_encrypt($env{'request.noversionuri'}));
193: my $escsymb=&escape(&Apache::lonenc::check_encrypt($env{'request.symb'}));
194:
195: my $logo=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/minilogo.gif");
196: $logo = '<a href="/adm/about.html"><img src="'.
197: $logo.'" alt="LON-CAPA Logo" class="LC_noBorder" /></a>';
198:
199: if ($env{'request.state'} eq 'construct') {
200: #
201: # We are in construction space
202: #
203: if (($env{'request.noversionuri'} eq '') || (!defined($env{'request.noversionuri'}))) {
204: my $returnurl = $env{'request.filename'};
205: $returnurl =~ s:^/home/([^/]+)/public_html/(.*)$:/priv/$1/$2:;
206: $escurl = &escape($returnurl);
207: }
208: }
209: if ($env{'request.course.id'}) {
210: #
211: # We are in a course
212: #
213: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
214: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
215: my %coursegroups;
216: my $viewgrps_permission =
217: &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
218: if (!$viewgrps_permission) {
219: %coursegroups = &Apache::lonnet::get_active_groups($env{'user.domain'},$env{'user.name'},$cdom,$cnum);
220: }
221: if ((keys(%coursegroups) > 0) || ($viewgrps_permission)) {
222: $showgroups = 1;
223: }
224: $role_selector = &roles_selector($cdom,$cnum);
225: if ($role_selector) {
226: $roles = '<span class="LC_nobreak">'.$role_selector.' <a href="/adm/roles" target="_top">'.$lt{'other'}.'</a></span>';
227: }
228: }
229:
230: if ($env{'environment.remote'} eq 'off') {
231: # Remote Control is switched off
232: # figure out colors
233: my %lt=&initlittle();
234:
235: my $domain=&Apache::loncommon::determinedomain();
236: my $function =&Apache::loncommon::get_users_function();
237: my $link=&Apache::loncommon::designparm($function.'.link',$domain);
238: my $alink=&Apache::loncommon::designparm($function.'.alink',$domain);
239: my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain);
240: my $sidebg=&Apache::loncommon::designparm($function.'.sidebg',$domain);
241:
242: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
243: return (<<ENDINLINEMENU);
244: <ol class="LC_smallMenu LC_right">
245: <li>$logo</li>
246: <li><a href="/adm/roles" target="_top">$lt{'login'}</a></li>
247: </ol>
248: <hr />
249: ENDINLINEMENU
250: }
251: $roles = '<a href="/adm/roles" target="_top">'.$lt{'roles'}.'</a>';
252: # Do we have a NAV link?
253: if ($env{'request.course.id'}) {
254: my $link='/adm/navmaps?postdata='.$escurl.'&postsymb='.
255: $escsymb;
256: if ($env{'environment.remotenavmap'} eq 'on') {
257: $link="javascript:gonav('".$link."')";
258: }
259: $navmaps=(<<ENDNAV);
260: <li><a href="$link" target="_top">$lt{'nav'}</a></li>
261: ENDNAV
262: my $is_group = (&Apache::loncommon::course_type() eq 'Group');
263: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
264: my $text = ($is_group) ? $lt{'gdoc'} : $lt{'docs'};
265: $docs=(<<ENDDOCS);
266: <li><a href="/adm/coursedocs" target="_top">$text</a></li>
267: ENDDOCS
268: }
269: if ($showgroups) {
270: $groups =(<<ENDGROUPS);
271: <li><a href="/adm/coursegroups" target="_top">$lt{'groups'}</a></li>
272: ENDGROUPS
273: }
274: if (&show_return_link()) {
275: my $escreload=&escape('return:');
276: $reloadlink=(<<ENDRELOAD);
277: <li><a href="/adm/flip?postdata=$escreload" target="_top">$lt{'ret'}</a></li>
278: ENDRELOAD
279: }
280: if ($role_selector) {
281: #$roles = '<td>'.$role_selector.'</td><td><a href="/adm/roles" target="_top">'.$lt{'other'}.'</a></td>';
282: $role_selector = '<li>'.$role_selector.'</li>';
283: }
284: }
285: if (($env{'request.state'} eq 'construct') && ($env{'request.course.id'})) {
286: my $escreload=&escape('return:');
287: $reloadlink=(<<ENDCRELOAD);
288: <li><a href="/adm/flip?postdata=$escreload" target="_top">$lt{'ret'}</a></li>
289: ENDCRELOAD
290: }
291: my $reg='';
292: if ($registration) {
293: $reg=&innerregister($forcereg,$titletable);
294: }
295: my $form=&serverform();
296: my $utility=&utilityfunctions();
297:
298: my $messagelink = "";
299: if(&Apache::lonmsg::mynewmail()){
300: $messagelink = '<a href="javascript:go(\'/adm/communicate\');">Message(new)</a>'
301: }else{
302: $messagelink = '<a href="javascript:go(\'/adm/communicate\');">Message</a>'
303: }
304: my $helplink=&Apache::loncommon::top_nav_help('Help');
305: return (<<ENDINLINEMENU);
306: <script type="text/javascript">
307: // BEGIN LON-CAPA Internal
308: // <![CDATA[
309: $utility
310: // ]]>
311: </script>
312: <ol class="LC_smallMenu LC_right">
313: <li>$logo</li>
314: <li>$messagelink</li>
315: <li>$roles</li>
316: <li>$helplink</li>
317: <li><a href="/adm/logout" target="_top">$lt{'exit'}</a></li>
318: </ol>
319: <ul id="LC_TabMainMenuContent">
320: <li><a href="/adm/menu" target="_top">$lt{'main'}</a></li>
321: $reloadlink
322: $navmaps
323: $docs
324: $groups
325: $role_selector
326: </ul>
327: $form
328: <script type="text/javascript">
329: // END LON-CAPA Internal
330: </script>
331: $reg
332: ENDINLINEMENU
333: } else {
334: return '';
335: }
336: }
337:
338: sub show_return_link {
339: return (($env{'request.noversionuri'}=~m{^/(res|public)/} &&
340: $env{'request.symb'} eq '')
341: ||
342: ($env{'request.noversionuri'}=~ m{^/cgi-bin/printout.pl})
343: ||
344: (($env{'request.noversionuri'}=~/^\/adm\//) &&
345: ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
346: ($env{'request.noversionuri'}!~
347: m[^/adm/.*/(smppg|bulletinboard|aboutme)($|\?)])
348: ));
349: }
350:
351:
352: sub registerurl {
353: my ($forcereg) = @_;
354: my $result = '';
355: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
356: my $force_title='';
357: if ($env{'request.state'} eq 'construct') {
358: $force_title=&Apache::lonxml::display_title();
359: }
360: if (($env{'environment.remote'} eq 'off') ||
361: ((($env{'request.publicaccess'}) ||
362: (!&Apache::lonnet::is_on_map(
363: &unescape($env{'request.noversionuri'})))) &&
364: (!$forcereg))) {
365: return $result.
366: '<script type="text/javascript">function LONCAPAreg(){;} function LONCAPAstale(){}</script>'.$force_title;
367: }
368: # Graphical display after login only
369: if ($env{'request.registered'} && !$forcereg) { return ''; }
370: $result.=&innerregister($forcereg);
371: return $result.$force_title;
372: }
373:
374: sub innerregister {
375: my ($forcereg, $titletable) = @_;
376: my $result = '';
377: my ($uname,$thisdisfn);
378: my $const_space = ($env{'request.state'} eq 'construct');
379: my $is_const_dir = 0;
380:
381: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
382:
383: $env{'request.registered'} = 1;
384:
385: my $noremote = ($env{'environment.remote'} eq 'off');
386:
387: undef(@inlineremote);
388:
389: my $reopen=&Apache::lonmenu::reopenmenu();
390:
391: my $newmail='';
392: my $breadcrumb;
393:
394: if (&Apache::lonmsg::newmail() && !$noremote) {
395: # We have new mail and remote is up
396: $newmail= 'swmenu.setstatus("you have","messages");';
397: }
398: if ($noremote
399: && ($env{'request.symb'})
400: && ($env{'request.course.id'})) {
401:
402: my ($mapurl,$rid,$resurl) = &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
403: my $coursetitle = $env{'course.'.$env{'request.course.id'}.'.description'};
404:
405: my $maptitle = &Apache::lonnet::gettitle($mapurl);
406: my $restitle = &Apache::lonnet::gettitle(&Apache::lonnet::symbread());
407: my @crumbs = ({text => "Course Content",
408: href => "Javascript:gonav('/adm/navmaps')"},
409: {text => '...',
410: no_mt => 1});
411:
412: push @crumbs, {text => $maptitle, no_mt => 1} if ($maptitle
413: && $maptitle ne 'default.sequence'
414: && $maptitle ne $coursetitle);
415:
416: push @crumbs, {text => $restitle, no_mt => 1} if $restitle;
417:
418: Apache::lonhtmlcommon::clear_breadcrumbs();
419: Apache::lonhtmlcommon::add_breadcrumb(@crumbs);
420: $breadcrumb .= Apache::lonhtmlcommon::breadcrumbs(undef,undef,0);
421: #
422: }
423: if ($env{'request.state'} eq 'construct') {
424: $newmail = $titletable;
425: }
426: my $timesync = ( $noremote ? '' : 'swmenu.syncclock(1000*'.time.');' );
427: my $tablestart = ( $noremote ? '<table id="LC_menubuttons">' : '');
428: my $tableend = ( $noremote ? '</table>' : '');
429: # =============================================================================
430: # ============================ This is for URLs that actually can be registered
431: if (($env{'request.noversionuri'}!~m|^/(res/)*adm/|) || ($forcereg)) {
432: # -- This applies to homework problems for users with grading privileges
433: my $crs='/'.$env{'request.course.id'};
434: if ($env{'request.course.sec'}) {
435: $crs.='_'.$env{'request.course.sec'};
436: }
437: $crs=~s/\_/\//g;
438:
439: my $hwkadd='';
440: if ($env{'request.symb'} ne '' &&
441: $env{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
442: if (&Apache::lonnet::allowed('mgr',$crs)) {
443: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_4]',
444: "gocmd('/adm/grades','gradingmenu')",
445: 'Modify user grades for this assessment resource');
446: } elsif (&Apache::lonnet::allowed('vgr',$crs)) {
447: $hwkadd.=&switch('','',7,2,'subm.gif','view sub-[_1]','missions[_1]',
448: "gocmd('/adm/grades','submission')",
449: 'View user submissions for this assessment resource');
450: }
451: }
452: if ($env{'request.symb'} ne '' &&
453: &Apache::lonnet::allowed('opa',$crs)) {
454: $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]',
455: "gocmd('/adm/parmset','set')",
456: 'Modify parameter settings for this resource');
457: }
458: # -- End Homework
459: ###
460: ### Determine whether or not to display the 'cstr' button for this
461: ### resource
462: ###
463: my $editbutton = '';
464: my $noeditbutton = 1;
465: my ($cnum,$cdom);
466: if ($env{'request.course.id'}) {
467: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
468: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
469: }
470: if ($env{'user.author'}) {
471: if ($env{'request.role'}=~/^(aa|ca|au)/) {
472: #
473: # We have the role of an author
474: #
475: # Set defaults for authors
476: my ($top,$bottom) = ('con-','struct');
477: my $action = "go('/priv/".$env{'user.name'}."');";
478: my $cadom = $env{'request.role.domain'};
479: my $caname = $env{'user.name'};
480: my $desc = "Enter my construction space";
481: # Set defaults for co-authors
482: if ($env{'request.role'} =~ /^ca/) {
483: ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
484: ($top,$bottom) = ('co con-','struct');
485: $action = "go('/priv/".$caname."');";
486: $desc = "Enter construction space as co-author";
487: } elsif ($env{'request.role'} =~ /^aa/) {
488: ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
489: ($top,$bottom) = ('co con-','struct');
490: $action = "go('/priv/".$caname."');";
491: $desc = "Enter construction space as assistant co-author";
492: }
493: # Check that we are on the correct machine
494: my $home = &Apache::lonnet::homeserver($caname,$cadom);
495: my $allowed=0;
496: my @ids=&Apache::lonnet::current_machine_ids();
497: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
498: if (!$allowed) {
499: $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc);
500: $noeditbutton = 0;
501: }
502: }
503: #
504: # We are an author for some stuff, but currently do not have the role of author.
505: # Figure out if we have authoring privileges for the resource we are looking at.
506: # This should maybe become a privilege check in lonnet
507: #
508: ##
509: ## Determine if user can edit url.
510: ##
511: my $cfile='';
512: my $cfuname='';
513: my $cfudom='';
514: my $uploaded;
515: if ($env{'request.filename'}) {
516: my $file=&Apache::lonnet::declutter($env{'request.filename'});
517: if (defined($cnum) && defined($cdom)) {
518: $uploaded = &is_course_upload($file,$cnum,$cdom);
519: }
520: if (!$uploaded) {
521: $file=~s/^($match_domain)\/($match_username)/\/priv\/$2/;
522: # Check that the user has permission to edit this resource
523: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
524: if (defined($cfudom)) {
525: my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
526: my $allowed=0;
527: my @ids=&Apache::lonnet::current_machine_ids();
528: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
529: if ($allowed) {
530: $cfile=$file;
531: }
532: }
533: }
534: }
535: # Finally, turn the button on or off
536: if ($cfile && !$const_space) {
537: $editbutton=&switch
538: ('','',6,1,'pcstr.gif','edit[_1]','resource[_2]',
539: "go('".$cfile."');","Edit this resource");
540: $noeditbutton = 0;
541: } elsif ($editbutton eq '') {
542: $editbutton=&clear(6,1);
543: }
544: }
545: if (($noeditbutton) && ($env{'request.filename'})) {
546: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
547: my $file=&Apache::lonnet::declutter($env{'request.filename'});
548: if (defined($cnum) && defined($cdom)) {
549: if (&is_course_upload($file,$cnum,$cdom)) {
550: my $cfile = &edit_course_upload($file,$cnum,$cdom);
551: if ($cfile) {
552: $editbutton=&switch
553: ('','',6,1,'pcstr.gif','edit[_1]',
554: 'resource[_2]',"go('".$cfile."');",
555: 'Edit this resource');
556: }
557: }
558: }
559: }
560: }
561: ###
562: ###
563: # Prepare the rest of the buttons
564: my $menuitems;
565: if ($const_space) {
566: #
567: # We are in construction space
568: #
569: my ($uname,$thisdisfn) =
570: ($env{'request.filename'}=~m|^/home/([^/]+)/public_html/(.*)|);
571: my $currdir = '/priv/'.$uname.'/'.$thisdisfn;
572: if ($currdir =~ m-/$-) {
573: $is_const_dir = 1;
574: } else {
575: $currdir =~ s|[^/]+$||;
576: my $cleandisfn = &Apache::loncommon::escape_single($thisdisfn);
577: my $esc_currdir = &Apache::loncommon::escape_single($currdir);
578: #
579: # Probably should be in mydesk.tab
580: #
581: $menuitems=(<<ENDMENUITEMS);
582: s&6&1&list.gif&list[_1]&dir[_1]&golist('$esc_currdir')&List current directory
583: s&6&2&rtrv.gif&retrieve[_1]&version[_1]&gocstr('/adm/retrieve','/~$uname/$cleandisfn')&Retrieve old version
584: s&6&3&pub.gif&publish[_1]&resource[_3]&gocstr('/adm/publish','/~$uname/$cleandisfn')&Publish this resource
585: s&7&1&del.gif&delete[_1]&resource[_2]&gocstr('/adm/cfile?action=delete','/~$uname/$cleandisfn')&Delete this resource
586: s&7&2&prt.gif&prepare[_1]&printout[_1]&gocstr('/adm/printout','/~$uname/$cleandisfn')&Prepare a printable document
587: ENDMENUITEMS
588: }
589: } elsif ( defined($env{'request.course.id'}) &&
590: $env{'request.symb'} ne '' ) {
591: #
592: # We are in a course and looking at a registred URL
593: # Should probably be in mydesk.tab
594: #
595: $menuitems=(<<ENDMENUITEMS);
596: c&3&1
597: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&&1
598: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&&3
599: c&6&3
600: c&8&1
601: c&8&2
602: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
603: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&&1
604: ENDMENUITEMS
605:
606: my $currentURL = &Apache::loncommon::get_symb();
607: my ($symb_old,$symb_old_enc) = &Apache::loncommon::clean_symb($currentURL);
608: my $annotation = &Apache::loncommon::get_annotation($symb_old,$symb_old_enc);
609: $menuitems.="s&9&3&";
610: if(length($annotation) > 0){
611: $menuitems.="anot2.gif";
612: }else{
613: $menuitems.="anot.gif";
614: }
615: $menuitems.="&anno-[_1]&tations[_1]&annotate()&";
616: $menuitems.="Make notes and annotations about this resource&&1\n";
617:
618: unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
619: if (!$env{'request.enc'}) {
620: $menuitems.=(<<ENDREALRES);
621: s&6&3&catalog.gif&catalog[_2]&info[_1]&catalog_info()&Show Metadata
622: ENDREALRES
623: }
624: $menuitems.=(<<ENDREALRES);
625: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
626: s&8&2&fdbk.gif&feedback[_1]&discuss[_1]&gopost('/adm/feedback',currentURL,1)&Provide feedback messages or contribute to the course discussion about this resource
627: ENDREALRES
628: }
629: }
630: if ($env{'request.uri'} =~ /^\/res/) {
631: $menuitems .= (<<ENDMENUITEMS);
632: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
633: ENDMENUITEMS
634: }
635: my $buttons='';
636: foreach (split(/\n/,$menuitems)) {
637: my ($command,@rest)=split(/\&/,$_);
638: my $idx=10*$rest[0]+$rest[1];
639: if (&hidden_button_check() eq 'yes') {
640: if ($idx == 21 ||$idx == 23) {
641: $buttons.=&switch('','',@rest);
642: } else {
643: $buttons.=&clear(@rest);
644: }
645: } else {
646: if ($command eq 's') {
647: $buttons.=&switch('','',@rest);
648: } else {
649: $buttons.=&clear(@rest);
650: }
651: }
652: }
653:
654: if ($noremote) {
655: my $addremote=0;
656: foreach (@inlineremote) { if ($_ ne '') { $addremote=1; last;} }
657: my $inlinebuttons='';
658: if ($addremote) {
659: # Registered, textual output
660: if ($env{'environment.icons'} eq 'iconsonly') {
661: $inlinebuttons=(<<ENDARROWSINLINE);
662: <tr><td>
663: $inlineremote[21] $inlineremote[23]
664: ENDARROWSINLINE
665: if (&hidden_button_check() ne 'yes') {
666: $inlinebuttons .= (<<ENDINLINEICONS);
667: $inlineremote[61] $inlineremote[63]
668: $inlineremote[71] $inlineremote[72] $inlineremote[73]
669: $inlineremote[81] $inlineremote[82] $inlineremote[83]
670: $inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
671: ENDINLINEICONS
672: }
673: } else {
674: if ($inlineremote[21] ne '' || $inlineremote[23] ne '') {
675: $inlinebuttons=(<<ENDFIRSTLINE);
676: <tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
677: ENDFIRSTLINE
678: }
679: if (&hidden_button_check() ne 'yes') {
680: foreach my $row (6..9) {
681: if ($inlineremote[${row}.'1'] ne ''
682: || $inlineremote[$row.'2'] ne ''
683: || $inlineremote[$row.'3'] ne '') {
684: $inlinebuttons .= <<"ENDLINE";
685: <tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
686: ENDLINE
687: }
688: }
689: }
690: }
691: }
692: $result =(<<ENDREGTEXT);
693: <script type="text/javascript">
694: // BEGIN LON-CAPA Internal
695: </script>
696: $timesync
697: $breadcrumb
698: $tablestart
699: $inlinebuttons
700: $tableend
701: $newmail
702: <script type="text/javascript">
703: // END LON-CAPA Internal
704: </script>
705:
706: ENDREGTEXT
707: # Registered, graphical output
708: } else {
709: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
710: $requri=&Apache::lonenc::check_encrypt(&unescape($requri));
711: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
712: my $navstatus=&get_nav_status();
713: my $clearcstr;
714:
715: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
716: $result = (<<ENDREGTHIS);
717:
718: <script type="text/javascript">
719: // BEGIN LON-CAPA Internal
720: var swmenu=null;
721:
722: function LONCAPAreg() {
723: swmenu=$reopen;
724: swmenu.clearTimeout(swmenu.menucltim);
725: $timesync
726: $newmail
727: $buttons
728: swmenu.currentURL="$requri";
729: swmenu.reloadURL=swmenu.currentURL+window.location.search;
730: swmenu.currentSymb="$cursymb";
731: swmenu.reloadSymb="$cursymb";
732: swmenu.currentStale=0;
733: $navstatus
734: $hwkadd
735: $editbutton
736: }
737:
738: function LONCAPAstale() {
739: swmenu=$reopen
740: swmenu.currentStale=1;
741: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
742: swmenu.switchbutton
743: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
744: }
745: swmenu.clearbut(7,2);
746: swmenu.clearbut(7,3);
747: swmenu.menucltim=swmenu.setTimeout(
748: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
749: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
750: 2000);
751: }
752:
753: // END LON-CAPA Internal
754: </script>
755: ENDREGTHIS
756: }
757: # =============================================================================
758: } else {
759: # ========================================== This can or will not be registered
760: if ($noremote) {
761: # Not registered
762: $result= (<<ENDDONOTREGTEXT);
763: ENDDONOTREGTEXT
764: } else {
765: # Not registered, graphical
766: $result = (<<ENDDONOTREGTHIS);
767:
768: <script type="text/javascript">
769: // BEGIN LON-CAPA Internal
770: var swmenu=null;
771:
772: function LONCAPAreg() {
773: swmenu=$reopen
774: $timesync
775: swmenu.currentStale=1;
776: swmenu.clearbut(2,1);
777: swmenu.clearbut(2,3);
778: swmenu.clearbut(8,1);
779: swmenu.clearbut(8,2);
780: swmenu.clearbut(8,3);
781: if (swmenu.currentURL) {
782: swmenu.switchbutton
783: (3,1,'reload.gif','return','location','go(currentURL)');
784: } else {
785: swmenu.clearbut(3,1);
786: }
787: }
788:
789: function LONCAPAstale() {
790: }
791:
792: // END LON-CAPA Internal
793: </script>
794: ENDDONOTREGTHIS
795: }
796: # =============================================================================
797: }
798: return $result;
799: }
800:
801: sub is_course_upload {
802: my ($file,$cnum,$cdom) = @_;
803: my $uploadpath = &LONCAPA::propath($cdom,$cnum);
804: $uploadpath =~ s{^\/}{};
805: if (($file =~ m{^\Q$uploadpath\E/userfiles/docs/}) ||
806: ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/docs/})) {
807: return 1;
808: }
809: return;
810: }
811:
812: sub edit_course_upload {
813: my ($file,$cnum,$cdom) = @_;
814: my $cfile;
815: if ($file =~/\.(htm|html|css|js|txt)$/) {
816: my $ext = $1;
817: my $url = &Apache::lonnet::hreflocation('',$file);
818: my $home = &Apache::lonnet::homeserver($cnum,$cdom);
819: my @ids=&Apache::lonnet::current_machine_ids();
820: my $dest;
821: if ($home && grep(/^\Q$home\E$/,@ids)) {
822: $dest = $url.'?forceedit=1';
823: } else {
824: unless (&Apache::lonnet::get_locks()) {
825: $dest = '/adm/switchserver?otherserver='.
826: $home.'&role='.$env{'request.role'}.
827: '&url='.$url.'&forceedit=1';
828: }
829: }
830: if ($dest) {
831: $cfile = &HTML::Entities::encode($dest,'"<>&');
832: }
833: }
834: return $cfile;
835: }
836:
837: sub loadevents() {
838: if ($env{'request.state'} eq 'construct' ||
839: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
840: return 'LONCAPAreg();';
841: }
842:
843: sub unloadevents() {
844: if ($env{'request.state'} eq 'construct' ||
845: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
846: return 'LONCAPAstale();';
847: }
848:
849:
850: sub startupremote {
851: my ($lowerurl)=@_;
852: if ($env{'environment.remote'} eq 'off') {
853: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
854: }
855: #
856: # The Remote actually gets launched!
857: #
858: my $configmenu=&rawconfig();
859: my $esclowerurl=&escape($lowerurl);
860: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
861: return(<<ENDREMOTESTARTUP);
862: <script type="text/javascript">
863: var timestart;
864: function wheelswitch() {
865: if (typeof(document.wheel) != 'undefined') {
866: if (typeof(document.wheel.spin) != 'undefined') {
867: var date=new Date();
868: var waited=Math.round(30-((date.getTime()-timestart)/1000));
869: document.wheel.spin.value=$message;
870: }
871: }
872: if (window.status=='|') {
873: window.status='/';
874: } else {
875: if (window.status=='/') {
876: window.status='-';
877: } else {
878: if (window.status=='-') {
879: window.status='\\\\';
880: } else {
881: if (window.status=='\\\\') { window.status='|'; }
882: }
883: }
884: }
885: }
886:
887: // ---------------------------------------------------------- The wait function
888: var canceltim;
889: function wait() {
890: if ((menuloaded==1) || (tim==1)) {
891: window.status='Done.';
892: if (tim==0) {
893: clearTimeout(canceltim);
894: $configmenu
895: window.location='$lowerurl';
896: } else {
897: window.location='/adm/remote?action=collapse&url=$esclowerurl';
898: }
899: } else {
900: wheelswitch();
901: setTimeout('wait();',200);
902: }
903: }
904:
905: function main() {
906: canceltim=setTimeout('tim=1;',30000);
907: window.status='-';
908: var date=new Date();
909: timestart=date.getTime();
910: wait();
911: }
912:
913: </script>
914: ENDREMOTESTARTUP
915: }
916:
917: sub setflags() {
918: return(<<ENDSETFLAGS);
919: <script type="text/javascript">
920: menuloaded=0;
921: tim=0;
922: </script>
923: ENDSETFLAGS
924: }
925:
926: sub maincall() {
927: if ($env{'environment.remote'} eq 'off') { return ''; }
928: return(<<ENDMAINCALL);
929: <script type="text/javascript">
930: main();
931: </script>
932: ENDMAINCALL
933: }
934:
935: sub load_remote_msg {
936: my ($lowerurl)=@_;
937:
938: if ($env{'environment.remote'} eq 'off') { return ''; }
939:
940: my $esclowerurl=&escape($lowerurl);
941: my $link=&mt('[_1]Continue[_2] on in Inline Menu mode'
942: ,'<a href="/adm/remote?action=collapse&url='.$esclowerurl.'">'
943: ,'</a>');
944: return(<<ENDREMOTEFORM);
945: <p>
946: <form name="wheel">
947: <input name="spin" type="text" size="60" />
948: </form>
949: </p>
950: <p>$link</p>
951: ENDREMOTEFORM
952: }
953:
954: sub get_menu_name {
955: my $hostid = $Apache::lonnet::perlvar{'lonHostID'};
956: $hostid =~ s/\W//g;
957: return 'LCmenu'.$hostid;
958: }
959:
960:
961: sub reopenmenu {
962: if ($env{'environment.remote'} eq 'off') { return ''; }
963: my $menuname = &get_menu_name();
964: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
965: return('window.open('.$nothing.',"'.$menuname.'","",false);');
966: }
967:
968:
969: sub open {
970: my $returnval='';
971: if ($env{'environment.remote'} eq 'off') {
972: return '<script type="text/javascript">self.name="loncapaclient";</script>';
973: }
974: my $menuname = &get_menu_name();
975:
976: # unless (shift eq 'unix') {
977: # resizing does not work on linux because of virtual desktop sizes
978: # $returnval.=(<<ENDRESIZE);
979: #if (window.screen) {
980: # self.resizeTo(screen.availWidth-215,screen.availHeight-55);
981: # self.moveTo(190,15);
982: #}
983: #ENDRESIZE
984: # }
985: $returnval.=(<<ENDOPEN);
986: window.status='Opening LON-CAPA Remote Control';
987: var menu=window.open("/res/adm/pages/menu.html?inhibitmenu=yes","$menuname",
988: "height=375,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
989: self.name='loncapaclient';
990: ENDOPEN
991: return '<script type="text/javascript">'.$returnval.'</script>';
992: }
993:
994:
995: # ================================================================== Raw Config
996:
997: sub clear {
998: my ($row,$col)=@_;
999: unless ($env{'environment.remote'} eq 'off') {
1000: if (($row<1) || ($row>13)) { return ''; }
1001: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1002: } else {
1003: $inlineremote[10*$row+$col]='';
1004: return '';
1005: }
1006: }
1007:
1008: # ============================================ Switch a button or create a link
1009: # Switch acts on the javascript that is executed when a button is clicked.
1010: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1011:
1012: sub switch {
1013: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat,$nobreak)=@_;
1014: $act=~s/\$uname/$uname/g;
1015: $act=~s/\$udom/$udom/g;
1016: $top=&mt($top);
1017: $bot=&mt($bot);
1018: $desc=&mt($desc);
1019: if (($env{'environment.remote'} ne 'off') || ($env{'environment.icons'} eq 'classic')) {
1020: $img=&mt($img);
1021: }
1022: my $idx=10*$row+$col;
1023: $category_members{$cat}.=':'.$idx;
1024:
1025: unless ($env{'environment.remote'} eq 'off') {
1026: if (($row<1) || ($row>13)) { return ''; }
1027: # Remote
1028: return "\n".
1029: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1030: } else {
1031: # Inline Remote
1032: if ($env{'environment.icons'} ne 'classic') {
1033: $img=~s/\.gif$/\.png/;
1034: }
1035: if ($nobreak==2) { return ''; }
1036: my $text=$top.' '.$bot;
1037: $text=~s/\s*\-\s*//gs;
1038:
1039: my $pic=
1040: '<img alt="'.$text.'" src="'.
1041: &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
1042: '" align="'.($nobreak==3?'right':'left').'" class="LC_noBorder" />';
1043: if ($env{'browser.interface'} eq 'faketextual') {
1044: # Main Menu
1045: if ($nobreak==3) {
1046: $inlineremote[$idx]="\n".
1047: '<td class="LC_menubuttons_text" align="right">'.$text.
1048: '</td><td align="left">'.
1049: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
1050: } elsif ($nobreak) {
1051: $inlineremote[$idx]="\n<tr>".
1052: '<td align="left">'.
1053: '<a href="javascript:'.$act.';">'.$pic.'</a></td>
1054: <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>';
1055: } else {
1056: $inlineremote[$idx]="\n<tr>".
1057: '<td align="left">'.
1058: '<a href="javascript:'.$act.';">'.$pic.
1059: '</a></td><td class="LC_menubuttons_text" colspan="3">'.
1060: '<a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$desc.'</span></a></td></tr>';
1061: }
1062: } else {
1063: # Inline Menu
1064: if ($env{'environment.icons'} eq 'iconsonly') {
1065: $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
1066: } else {
1067: $inlineremote[$idx]=
1068: '<a class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
1069: '<span class="LC_menubuttons_inline_text">'.$desc.'</span></a>';
1070: }
1071: }
1072: }
1073: return '';
1074: }
1075:
1076: sub secondlevel {
1077: my $output='';
1078: my
1079: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat)=@_;
1080: if ($prt eq 'any') {
1081: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1082: } elsif ($prt=~/^r(\w+)/) {
1083: if ($rol eq $1) {
1084: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1085: }
1086: }
1087: return $output;
1088: }
1089:
1090: sub openmenu {
1091: my $menuname = &get_menu_name();
1092: if ($env{'environment.remote'} eq 'off') { return ''; }
1093: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
1094: return "window.open(".$nothing.",'".$menuname."');";
1095: }
1096:
1097: sub inlinemenu {
1098: undef(@inlineremote);
1099: undef(%category_members);
1100: # calling rawconfig with "1" will evaluate mydesk.tab, even if there is no active remote control
1101: &rawconfig(1);
1102: my $output='<table id="LC_mainmenu"><tr>';
1103: for (my $col=1; $col<=2; $col++) {
1104: $output.='<td class="LC_mainmenu_col_fieldset">';
1105: for (my $row=1; $row<=8; $row++) {
1106: foreach my $cat (keys(%category_members)) {
1107: if ($category_positions{$cat} ne "$col,$row") { next; }
1108: #$output.='<table><tr><td colspan="4" class="LC_menubuttons_category">'.&mt($category_names{$cat}).'</td></tr>';
1109: $output.='<div class="LC_Box">';
1110: $output.='<h4 class="LC_hcell">'.&mt($category_names{$cat}).'</h4>';
1111: $output.='<table>';
1112: my %active=();
1113: foreach my $menu_item (split(/\:/,$category_members{$cat})) {
1114: if ($inlineremote[$menu_item]) {
1115: $active{$menu_item}=1;
1116: }
1117: }
1118: foreach my $item (sort(keys(%active))) {
1119: $output.=$inlineremote[$item];
1120: }
1121: $output.='</table>';
1122: $output.='</div>';
1123: }
1124: }
1125: $output.="</td>";
1126: }
1127: $output.="</tr></table>";
1128: return $output;
1129: }
1130:
1131: sub rawconfig {
1132: #
1133: # This evaluates mydesk.tab
1134: # Need to add more positions and more privileges to deal with all
1135: # menu items.
1136: #
1137: my $textualoverride=shift;
1138: my $output='';
1139: unless ($env{'environment.remote'} eq 'off') {
1140: $output.=
1141: "window.status='Opening Remote Control';var swmenu=".&openmenu().
1142: "\nwindow.status='Configuring Remote Control ';";
1143: } else {
1144: unless ($textualoverride) { return ''; }
1145: }
1146: my $uname=$env{'user.name'};
1147: my $udom=$env{'user.domain'};
1148: my $adv=$env{'user.adv'};
1149: my $show_course=&Apache::loncommon::show_course();
1150: my $author=$env{'user.author'};
1151: my $crs='';
1152: if ($env{'request.course.id'}) {
1153: $crs='/'.$env{'request.course.id'};
1154: if ($env{'request.course.sec'}) {
1155: $crs.='_'.$env{'request.course.sec'};
1156: }
1157: $crs=~s/\_/\//g;
1158: }
1159: my $pub=($env{'request.state'} eq 'published');
1160: my $con=($env{'request.state'} eq 'construct');
1161: my $rol=$env{'request.role'};
1162: my $requested_domain = $env{'request.role.domain'};
1163: foreach my $line (@desklines) {
1164: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
1165: $prt=~s/\$uname/$uname/g;
1166: $prt=~s/\$udom/$udom/g;
1167: $prt=~s/\$crs/$crs/g;
1168: $prt=~s/\$requested_domain/$requested_domain/g;
1169: if ($category_names{$cat}!~/\w/) { $cat='oth'; }
1170: my $type = &Apache::loncommon::course_type();
1171: #
1172: # I don't think we support this
1173: #
1174: # if ($type eq 'Group') {
1175: # $desc = &convert_menu_function($desc,$type);
1176: # }
1177: if ($pro eq 'clear') {
1178: $output.=&clear($row,$col);
1179: } elsif ($pro eq 'any') {
1180: $output.=&secondlevel(
1181: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1182: } elsif ($pro eq 'smp') {
1183: unless ($adv) {
1184: $output.=&secondlevel(
1185: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1186: }
1187: } elsif ($pro eq 'adv') {
1188: if ($adv) {
1189: $output.=&secondlevel(
1190: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1191: }
1192: } elsif ($pro eq 'shc') {
1193: if ($show_course) {
1194: $output.=&secondlevel(
1195: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1196: }
1197: } elsif ($pro eq 'nsc') {
1198: if (!$show_course) {
1199: $output.=&secondlevel(
1200: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1201: }
1202: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1203: if (&Apache::lonnet::allowed($1,$prt)) {
1204: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1205: }
1206: } elsif ($pro eq 'course') {
1207: if ($env{'request.course.fn'}) {
1208: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1209: }
1210: } elsif ($pro =~ /^courseenv_(.*)$/) {
1211: my $key = $1;
1212: if ($env{'course.'.$env{'request.course.id'}.'.'.$key}) {
1213: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1214: }
1215: } elsif ($pro =~ /^course_(.*)$/) {
1216: # Check for permissions inside of a course
1217: if (($env{'request.course.id'}) &&
1218: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1219: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1220: )) {
1221: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1222: }
1223: } elsif ($pro eq 'author') {
1224: if ($author) {
1225: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
1226: (($prt eq 'raa') && ($env{'request.role'}=~/^aa/)) ||
1227: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
1228: # Check that we are on the correct machine
1229: my $cadom=$requested_domain;
1230: my $caname=$env{'user.name'};
1231: if (($prt eq 'rca') || ($prt eq 'raa')) {
1232: ($cadom,$caname)=
1233: ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
1234: }
1235: $act =~ s/\$caname/$caname/g;
1236: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1237: my $allowed=0;
1238: my @ids=&Apache::lonnet::current_machine_ids();
1239: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
1240: if ($allowed) {
1241: $output.=&switch($caname,$cadom,
1242: $row,$col,$img,$top,$bot,$act,$desc,$cat);
1243: }
1244: }
1245: }
1246: } elsif ($pro eq 'tools') {
1247: my @tools = ('aboutme','blog','portfolio');
1248: if (grep(/^\Q$prt\E$/,@tools)) {
1249: if (!&Apache::lonnet::usertools_access($env{'user.name'},
1250: $env{'user.domain'},
1251: $prt,undef,'tools')) {
1252: $output.=&clear($row,$col);
1253: next;
1254: }
1255: } elsif ($prt eq 'reqcrs') {
1256: my $showreqcrs = 0;
1257: foreach my $type ('official','unofficial') {
1258: if (&Apache::lonnet::usertools_access($env{'user.name'},
1259: $env{'user.domain'},
1260: $type,undef,'requestcourses')) {
1261: $showreqcrs = 1;
1262: last;
1263: }
1264: }
1265: if (!$showreqcrs) {
1266: $output.=&clear($row,$col);
1267: next;
1268: }
1269: }
1270: $prt='any';
1271: $output.=&secondlevel(
1272: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1273: }
1274: }
1275: unless ($env{'environment.remote'} eq 'off') {
1276: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1277: if (&Apache::lonmsg::newmail()) {
1278: $output.='swmenu.setstatus("you have","messages");';
1279: }
1280: }
1281:
1282: return $output;
1283: }
1284:
1285: # ======================================================================= Close
1286:
1287: sub close {
1288: if ($env{'environment.remote'} eq 'off') { return ''; }
1289: my $menuname = &get_menu_name();
1290: return(<<ENDCLOSE);
1291: <script type="text/javascript">
1292: window.status='Accessing Remote Control';
1293: menu=window.open("/adm/rat/empty.html","$menuname",
1294: "height=350,width=150,scrollbars=no,menubar=no");
1295: window.status='Disabling Remote Control';
1296: menu.active=0;
1297: menu.autologout=0;
1298: window.status='Closing Remote Control';
1299: menu.close();
1300: window.status='Done.';
1301: </script>
1302: ENDCLOSE
1303: }
1304:
1305: # ====================================================================== Footer
1306:
1307: sub footer {
1308:
1309: }
1310:
1311: sub nav_control_js {
1312: my $nav=($env{'environment.remotenavmap'} eq 'on');
1313: return (<<NAVCONTROL);
1314: var w_loncapanav_flag="$nav";
1315:
1316:
1317: function gonav(url) {
1318: if (w_loncapanav_flag != 1) {
1319: gopost(url,'');
1320: } else {
1321: navwindow=window.open(url,
1322: "loncapanav","height=600,width=400,scrollbars=1");
1323: }
1324: }
1325: NAVCONTROL
1326: }
1327:
1328: sub utilityfunctions {
1329: my $caller = shift;
1330: unless ($env{'environment.remote'} eq 'off' ||
1331: $caller eq '/adm/menu') {
1332: return ''; }
1333:
1334: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1335: $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
1336:
1337: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1338: my $nav_control=&nav_control_js();
1339:
1340: my $start_page_annotate =
1341: &Apache::loncommon::start_page('Annotator',undef,
1342: {'only_body' => 1,
1343: 'js_ready' => 1,
1344: 'bgcolor' => '#BBBBBB',
1345: 'add_entries' => {
1346: 'onload' => 'javascript:document.goannotate.submit();'}});
1347:
1348: my $end_page_annotate =
1349: &Apache::loncommon::end_page({'js_ready' => 1});
1350:
1351: my $start_page_bookmark =
1352: &Apache::loncommon::start_page('Bookmarks',undef,
1353: {'only_body' => 1,
1354: 'js_ready' => 1,
1355: 'bgcolor' => '#BBBBBB',});
1356:
1357: my $end_page_bookmark =
1358: &Apache::loncommon::end_page({'js_ready' => 1});
1359:
1360: return (<<ENDUTILITY)
1361:
1362: var currentURL="$currenturl";
1363: var reloadURL="$currenturl";
1364: var currentSymb="$currentsymb";
1365:
1366: $nav_control
1367:
1368: function go(url) {
1369: if (url!='' && url!= null) {
1370: currentURL = null;
1371: currentSymb= null;
1372: window.location.href=url;
1373: }
1374: }
1375:
1376: function gopost(url,postdata) {
1377: if (url!='') {
1378: this.document.server.action=url;
1379: this.document.server.postdata.value=postdata;
1380: this.document.server.command.value='';
1381: this.document.server.url.value='';
1382: this.document.server.symb.value='';
1383: this.document.server.submit();
1384: }
1385: }
1386:
1387: function gocmd(url,cmd) {
1388: if (url!='') {
1389: this.document.server.action=url;
1390: this.document.server.postdata.value='';
1391: this.document.server.command.value=cmd;
1392: this.document.server.url.value=currentURL;
1393: this.document.server.symb.value=currentSymb;
1394: this.document.server.submit();
1395: }
1396: }
1397:
1398: function gocstr(url,filename) {
1399: if (url == '/adm/cfile?action=delete') {
1400: this.document.cstrdelete.filename.value = filename
1401: this.document.cstrdelete.submit();
1402: return;
1403: }
1404: if (url == '/adm/printout') {
1405: this.document.cstrprint.postdata.value = filename
1406: this.document.cstrprint.curseed.value = 0;
1407: this.document.cstrprint.problemtype.value = 0;
1408: if (this.document.lonhomework) {
1409: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1410: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1411: }
1412: if (this.document.lonhomework.problemtype) {
1413: if (this.document.lonhomework.problemtype.value) {
1414: this.document.cstrprint.problemtype.value =
1415: this.document.lonhomework.problemtype.value;
1416: } else if (this.document.lonhomework.problemtype.options) {
1417: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1418: if (this.document.lonhomework.problemtype.options[i].selected) {
1419: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1420: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1421: }
1422: }
1423: }
1424: }
1425: }
1426: }
1427: this.document.cstrprint.submit();
1428: return;
1429: }
1430: if (url !='') {
1431: this.document.constspace.filename.value = filename;
1432: this.document.constspace.action = url;
1433: this.document.constspace.submit();
1434: }
1435: }
1436:
1437: function golist(url) {
1438: if (url!='' && url!= null) {
1439: currentURL = null;
1440: currentSymb= null;
1441: top.location.href=url;
1442: }
1443: }
1444:
1445:
1446:
1447: function catalog_info() {
1448: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1449: }
1450:
1451: function chat_win() {
1452: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1453: }
1454:
1455: function group_chat(group) {
1456: var url = '/adm/groupchat?group='+group;
1457: var winName = 'LONchat_'+group;
1458: grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1459: }
1460:
1461: function edit_bookmarks() {
1462: go('');
1463: w_BookmarkPal_flag=1;
1464: bookmarkpal=window.open("/adm/bookmarks",
1465: "BookmarkPal", "width=400,height=505,scrollbars=0");
1466: }
1467:
1468: function annotate() {
1469: w_Annotator_flag=1;
1470: annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
1471: annotator.document.write(
1472: '$start_page_annotate'
1473: +"<form name='goannotate' target='Annotator' method='post' "
1474: +"action='/adm/annotations'>"
1475: +"<input type='hidden' name='symbnew' value='"+currentSymb+"' />"
1476: +"<\\/form>"
1477: +'$end_page_annotate');
1478: annotator.document.close();
1479: }
1480:
1481: function set_bookmark() {
1482: go('');
1483: clienttitle=document.title;
1484: clienthref=location.pathname;
1485: w_bmquery_flag=1;
1486: bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
1487: bmquery.document.write(
1488: '$start_page_bookmark'
1489: +'<center><form method="post"'
1490: +' name="newlink" action="/adm/bookmarks" target="bmquery" '
1491: +'> <table width="340" height="150" '
1492: +'bgcolor="#FFFFFF" align="center"><tr><td>Link Name:<br /><input '
1493: +'type="text" name="title" size="45" value="'+clienttitle+'" />'
1494: +'<br />Address:<br /><input type="text" name="address" size="45" '
1495: +'value="'+clienthref+'" /><br /><center><input type="submit" '
1496: +'value="Save" /> <input type="button" value="Close" '
1497: +'onclick="javascript:window.close();" /></center></td>'
1498: +'</tr></table></form></center>'
1499: +'$end_page_bookmark' );
1500: bmquery.document.close();
1501: }
1502:
1503: ENDUTILITY
1504: }
1505:
1506: sub serverform {
1507: return(<<ENDSERVERFORM);
1508: <form name="server" action="/adm/logout" method="post" target="_top">
1509: <input type="hidden" name="postdata" value="none" />
1510: <input type="hidden" name="command" value="none" />
1511: <input type="hidden" name="url" value="none" />
1512: <input type="hidden" name="symb" value="none" />
1513: </form>
1514: ENDSERVERFORM
1515: }
1516:
1517: sub constspaceform {
1518: return(<<ENDCONSTSPACEFORM);
1519: <form name="constspace" action="/adm/logout" method="post" target="_top">
1520: <input type="hidden" name="filename" value="" />
1521: </form>
1522: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1523: <input type="hidden" name="action" value="delete" />
1524: <input type="hidden" name="filename" value="" />
1525: </form>
1526: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1527: <input type="hidden" name="postdata" value="" />
1528: <input type="hidden" name="curseed" value="" />
1529: <input type="hidden" name="problemtype" value="" />
1530: </form>
1531:
1532: ENDCONSTSPACEFORM
1533: }
1534:
1535:
1536: sub get_nav_status {
1537: my $navstatus="swmenu.w_loncapanav_flag=";
1538: if ($env{'environment.remotenavmap'} eq 'on') {
1539: $navstatus.="1";
1540: } else {
1541: $navstatus.="-1";
1542: }
1543: return $navstatus;
1544: }
1545:
1546: #FIXME this needs to move into mydesk.tab and the other locations
1547: # the text is generated
1548: #
1549: # We currently do not support this anyway.
1550: #
1551: #sub convert_menu_function {
1552: # my ($rolename,$type) = @_;
1553: # if ($type eq 'Group') {
1554: # $rolename =~ s/student/member/g;
1555: # $rolename =~ s/group/team/g;
1556: # $rolename =~ s/course/group/g;
1557: # $rolename =~ s/Course/Group/g;
1558: # }
1559: # return $rolename;
1560: #}
1561:
1562: sub hidden_button_check {
1563: my $hidden;
1564: if ($env{'request.course.id'} eq '') {
1565: return;
1566: }
1567: if ($env{'request.role.adv'}) {
1568: return;
1569: }
1570: my $buttonshide = &Apache::lonnet::EXT('resource.0.buttonshide');
1571: return $buttonshide;
1572: }
1573:
1574: sub roles_selector {
1575: my ($cdom,$cnum) = @_;
1576: my $now = time;
1577: my (%courseroles,%seccount);
1578: my $is_cc;
1579: my $role_selector;
1580: if ($env{'user.role.cc./'.$cdom.'/'.$cnum}) {
1581: my ($start,$end) = split(/\./,$env{'user.role.cc./'.$cdom.'/'.$cnum});
1582:
1583: if ((($start) && ($start<0)) ||
1584: (($end) && ($end<$now)) ||
1585: (($start) && ($now<$start))) {
1586: $is_cc = 0;
1587: } else {
1588: $is_cc = 1;
1589: }
1590: }
1591: if ($is_cc) {
1592: &get_all_courseroles($cdom,$cnum,\%courseroles,\%seccount);
1593: } else {
1594: my %gotnosection;
1595: foreach my $item (keys(%env)) {
1596: if ($item =~ m-^user\.role\.([^.]+)\./\Q$cdom\E/\Q$cnum\E/?(\w*)$-) {
1597: my $role = $1;
1598: my $sec = $2;
1599: next if ($role eq 'gr');
1600: my ($start,$end) = split(/\./,$env{$item});
1601: next if (($start && $start > $now) || ($end && $end < $now));
1602: if ($sec eq '') {
1603: if (!$gotnosection{$role}) {
1604: $seccount{$role} ++;
1605: $gotnosection{$role} = 1;
1606: }
1607: }
1608: if (ref($courseroles{$role}) eq 'ARRAY') {
1609: if ($sec ne '') {
1610: if (!grep(/^\Q$sec\E$/,@{$courseroles{$role}})) {
1611: push(@{$courseroles{$role}},$sec);
1612: $seccount{$role} ++;
1613: }
1614: }
1615: } else {
1616: @{$courseroles{$role}} = ();
1617: if ($sec ne '') {
1618: $seccount{$role} ++;
1619: push(@{$courseroles{$role}},$sec);
1620: }
1621: }
1622: }
1623: }
1624: }
1625: my @roles_order = ('cc','in','ta','ep','ad','st');
1626: if (keys(%courseroles) > 1) {
1627: $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles);
1628: $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
1629: <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
1630: $role_selector .= '<option value="">'.&mt('Switch course role to...').'</option>';
1631: foreach my $role (@roles_order) {
1632: if (defined($courseroles{$role})) {
1633: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1634: }
1635: }
1636: foreach my $role (sort(keys(%courseroles))) {
1637: if ($role =~ /^cr/) {
1638: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1639: }
1640: }
1641: $role_selector .= '</select>'."\n".
1642: '<input type="hidden" name="destinationurl" value="'.
1643: $ENV{'REQUEST_URI'}.'" />'."\n".
1644: '<input type="hidden" name="gotorole" value="1" />'."\n".
1645: '<input type="hidden" name="selectrole" value="" />'."\n".
1646: '<input type="hidden" name="switch" value="1" />'."\n".
1647: '</form>';
1648: }
1649: return $role_selector;
1650: }
1651:
1652: sub get_all_courseroles {
1653: my ($cdom,$cnum,$courseroles,$seccount) = @_;
1654: unless ((ref($courseroles) eq 'HASH') && (ref($seccount) eq 'HASH')) {
1655: return;
1656: }
1657: my ($result,$cached) =
1658: &Apache::lonnet::is_cached_new('getcourseroles',$cdom.'_'.$cnum);
1659: if (defined($cached)) {
1660: if (ref($result) eq 'HASH') {
1661: if ((ref($result->{'roles'}) eq 'HASH') &&
1662: (ref($result->{'seccount'}) eq 'HASH')) {
1663: %{$courseroles} = %{$result->{'roles'}};
1664: %{$seccount} = %{$result->{'seccount'}};
1665: return;
1666: }
1667: }
1668: }
1669: my %gotnosection;
1670: my %adv_roles =
1671: &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
1672: foreach my $role (keys(%adv_roles)) {
1673: my ($urole,$usec) = split(/:/,$role);
1674: if (!$gotnosection{$urole}) {
1675: $seccount->{$urole} ++;
1676: $gotnosection{$urole} = 1;
1677: }
1678: if (ref($courseroles->{$urole}) eq 'ARRAY') {
1679: if ($usec ne '') {
1680: if (!grep(/^Q$usec\E$/,@{$courseroles->{$urole}})) {
1681: push(@{$courseroles->{$urole}},$usec);
1682: $seccount->{$urole} ++;
1683: }
1684: }
1685: } else {
1686: @{$courseroles->{$urole}} = ();
1687: if ($usec ne '') {
1688: $seccount->{$urole} ++;
1689: push(@{$courseroles->{$urole}},$usec);
1690: }
1691: }
1692: }
1693: my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum,['st']);
1694: @{$courseroles->{'st'}} = ();
1695: if (keys(%sections_count) > 0) {
1696: push(@{$courseroles->{'st'}},keys(%sections_count));
1697: $seccount->{'st'} = scalar(keys(%sections_count));
1698: }
1699: my $rolehash = {
1700: 'roles' => $courseroles,
1701: 'seccount' => $seccount,
1702: };
1703: &Apache::lonnet::do_cache_new('getcourseroles',$cdom.'_'.$cnum,$rolehash);
1704: return;
1705: }
1706:
1707: sub jump_to_role {
1708: my ($cdom,$cnum,$seccount,$courseroles) = @_;
1709: my %lt = &Apache::lonlocal::texthash(
1710: this => 'This role has section(s) associated with it.',
1711: ente => 'Enter a specific section.',
1712: orlb => 'Enter a specific section, or leave blank for no section.',
1713: avai => 'Available sections are:',
1714: youe => 'You entered an invalid section choice:',
1715: plst => 'Please try again',
1716: );
1717: my $js;
1718: if (ref($courseroles) eq 'HASH') {
1719: $js = ' var secpick = new Array("'.$lt{'ente'}.'","'.$lt{'orlb'}.'");'."\n".
1720: ' var numsec = new Array();'."\n".
1721: ' var rolesections = new Array();'."\n".
1722: ' var rolenames = new Array();'."\n".
1723: ' var roleseclist = new Array();'."\n";
1724: my @items = keys(%{$courseroles});
1725: for (my $i=0; $i<@items; $i++) {
1726: $js .= ' rolenames['.$i.'] = "'.$items[$i].'";'."\n";
1727: my ($secs,$secstr);
1728: if (ref($courseroles->{$items[$i]}) eq 'ARRAY') {
1729: my @sections = sort { $a <=> $b } @{$courseroles->{$items[$i]}};
1730: $secs = join('","',@sections);
1731: $secstr = join(', ',@sections);
1732: }
1733: $js .= ' rolesections['.$i.'] = new Array("'.$secs.'");'."\n".
1734: ' roleseclist['.$i.'] = "'.$secstr.'";'."\n".
1735: ' numsec['.$i.'] = "'.$seccount->{$items[$i]}.'";'."\n";
1736: }
1737: }
1738: return <<"END";
1739: <script type="text/javascript">
1740: //<![CDATA[
1741: function adhocRole(roleitem) {
1742: $js
1743: var newrole = document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
1744: if (newrole == '') {
1745: return;
1746: }
1747: var fullrole = newrole+'./$cdom/$cnum';
1748: var selidx = '';
1749: for (var i=0; i<rolenames.length; i++) {
1750: if (rolenames[i] == newrole) {
1751: selidx = i;
1752: }
1753: }
1754: var secok = 1;
1755: var secchoice = '';
1756: if (selidx >= 0) {
1757: if (numsec[selidx] > 1) {
1758: secok = 0;
1759: var numrolesec = rolesections[selidx].length;
1760: var msgidx = numsec[selidx] - numrolesec;
1761: secchoice = prompt("$lt{'this'}\\n"+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
1762: if (secchoice == '') {
1763: if (msgidx > 0) {
1764: secok = 1;
1765: }
1766: } else {
1767: for (var j=0; j<rolesections[selidx].length; j++) {
1768: if (rolesections[selidx][j] == secchoice) {
1769: secok = 1;
1770: }
1771: }
1772: }
1773: } else {
1774: if (rolesections[selidx].length == 1) {
1775: secchoice = rolesections[selidx][0];
1776: }
1777: }
1778: }
1779: if (secok == 1) {
1780: if (secchoice != '') {
1781: fullrole += '/'+secchoice;
1782: }
1783: } else {
1784: document.rolechooser.elements[roleitem].selectedIndex = 0;
1785: if (secchoice != null) {
1786: alert("$lt{'youe'} \\""+secchoice+"\\".\\n $lt{'plst'}");
1787: }
1788: return;
1789: }
1790: if (fullrole == "$env{'request.role'}") {
1791: return;
1792: }
1793: itemid = retrieveIndex('gotorole');
1794: if (itemid != -1) {
1795: document.rolechooser.elements[itemid].name = fullrole;
1796: }
1797: document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value = fullrole;
1798: document.rolechooser.selectrole.value = '1';
1799: document.rolechooser.submit();
1800: return;
1801: }
1802:
1803: function retrieveIndex(item) {
1804: for (var i=0;i<document.rolechooser.elements.length;i++) {
1805: if (document.rolechooser.elements[i].name == item) {
1806: return i;
1807: }
1808: }
1809: return -1;
1810: }
1811: // ]]>
1812: </script>
1813: END
1814: }
1815:
1816:
1817: # ================================================================ Main Program
1818:
1819: BEGIN {
1820: if (! defined($readdesk)) {
1821: {
1822: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
1823: if ( CORE::open( my $config,"<$tabfile") ) {
1824: while (my $configline=<$config>) {
1825: $configline=(split(/\#/,$configline))[0];
1826: $configline=~s/^\s+//;
1827: chomp($configline);
1828: if ($configline=~/^cat\:/) {
1829: my @entries=split(/\:/,$configline);
1830: $category_positions{$entries[2]}=$entries[1];
1831: $category_names{$entries[2]}=$entries[3];
1832: } elsif ($configline) {
1833: push(@desklines,$configline);
1834: }
1835: }
1836: CORE::close($config);
1837: }
1838: }
1839: $readdesk='done';
1840: }
1841: }
1842:
1843: 1;
1844: __END__
1845:
1846:
1847:
1848:
1849:
1850:
1851:
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