File:
[LON-CAPA] /
loncom /
interface /
lonmenu.pm
Revision
1.235:
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Mon Mar 10 23:47:35 2008 UTC (16 years, 5 months ago) by
raeburn
Branches:
MAIN
CVS tags:
HEAD
- Improving ease of use (cf. Moodle).
Inline navigation includes dropdown to change to a different role in the course.
Course Coordinator - can switch to any role currently used in the course.
Other users - can switch to any other course roles assigned to them.
Work in progress.
- Needs additional dropdown for section context.
- Needs to maintain display of encrypted URLs as unencrypted when switching into CC role.
1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.235 2008/03/10 23:47:35 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 are two parameters controlling the action of this module:
30: #
31: # browser.interface - if this is 'textual', it overrides the second parameter
32: # and goes to screen reader PDA mode
33: #
34: # environment.remote - if this is 'on', the routines controll the remote
35: # control, otherwise they render the main window controls; ignored it
36: # browser.interface is 'textual'
37: #
38:
39: package Apache::lonmenu;
40:
41: use strict;
42: use Apache::lonnet;
43: use Apache::lonhtmlcommon();
44: use Apache::loncommon();
45: use Apache::lonenc();
46: use Apache::lonlocal;
47: use LONCAPA qw(:DEFAULT :match);
48:
49: use vars qw(@desklines %category_names %category_members %category_positions $readdesk);
50:
51:
52: my @inlineremote;
53:
54:
55:
56: # ================================================================ Little texts
57: sub show_course {
58: my $course = !$env{'user.adv'};
59: if (!$env{'user.adv'}) {
60: foreach my $env (keys(%env)) {
61: next if ($env !~ m/^user\.priv\./);
62: if ($env !~ m/^user\.priv\.(?:st|cm)/) {
63: $course = 0;
64: last;
65: }
66: }
67: }
68: return $course;
69: }
70:
71: sub initlittle {
72: return &Apache::lonlocal::texthash('ret' => 'Return to Last Location',
73: 'nav' => 'Navigate Contents',
74: 'main' => 'Main Menu',
75: 'roles' => (&show_course()?
76: 'Courses':'Roles'),
77: 'other' => 'Other Roles',
78: 'docs' => 'Edit Course',
79: 'exit' => 'Exit',
80: 'login' => 'Log In',
81: 'launch' => 'Launch Remote Control',
82: 'groups' => 'Groups',
83: 'gdoc' => 'Group Documents',
84: );
85: }
86:
87: # ============================= This gets called at the top of the body section
88:
89: sub menubuttons {
90: my $forcereg=shift;
91: my $registration=shift;
92: my $titletable=shift;
93: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
94: ['inhibitmenu']);
95: if (($env{'form.inhibitmenu'} eq 'yes') ||
96: ($ENV{'REQUEST_URI'} eq '/adm/logout')) { return ''; }
97:
98: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
99:
100: my %lt=&initlittle();
101: my $navmaps='';
102: my $reloadlink='';
103: my $docs='';
104: my $groups='';
105: my $roles='<a href="/adm/roles" target="_top">'.$lt{'roles'}.'</a>';
106: my $role_selector;
107: my $showgroups=0;
108: my ($cnum,$cdom);
109: my $escurl=&escape(&Apache::lonenc::check_encrypt($env{'request.noversionuri'}));
110: my $escsymb=&escape(&Apache::lonenc::check_encrypt($env{'request.symb'}));
111:
112: my $logo=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/minilogo.gif");
113: $logo = '<td class="LC_top_nav_logo"><a href="/adm/about.html"><img src="'.
114: $logo.'" alt="LON-CAPA Logo" /></a></td>';
115:
116: if ($env{'request.state'} eq 'construct') {
117: if (($env{'request.noversionuri'} eq '') || (!defined($env{'request.noversionuri'}))) {
118: my $returnurl = $env{'request.filename'};
119: $returnurl =~ s:^/home/([^/]+)/public_html/(.*)$:/priv/$1/$2:;
120: $escurl = &escape($returnurl);
121: }
122: }
123: if ($env{'request.course.id'}) {
124: $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
125: $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
126: my %coursegroups;
127: my $viewgrps_permission =
128: &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
129: if (!$viewgrps_permission) {
130: %coursegroups = &Apache::lonnet::get_active_groups($env{'user.domain'},$env{'user.name'},$cdom,$cnum);
131: }
132: if ((keys(%coursegroups) > 0) || ($viewgrps_permission)) {
133: $showgroups = 1;
134: }
135: $role_selector = &roles_selector($cdom,$cnum);
136: if ($role_selector) {
137: $roles = '<span class="LC_nobreak">'.$role_selector.' <a href="/adm/roles" target="_top">'.$lt{'other'}.'</a></span>';
138: }
139: }
140:
141: if ($env{'browser.interface'} eq 'textual') {
142: # Textual display only
143: if ($env{'request.course.id'}) {
144: $navmaps=(<<ENDNAV);
145: <a href="/adm/navmaps?postdata=$escurl&postsymb=$escsymb" target="_top">$lt{'nav'}</a>
146: ENDNAV
147: if (&show_return_link()) {
148: my $escreload=&escape('return:');
149: $reloadlink=(<<ENDRELOAD);
150: <a href="/adm/flip?postdata=$escreload" target="_top">$lt{'ret'}</a>
151: ENDRELOAD
152: }
153: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
154: $docs=(<<ENDDOCS);
155: <a href="/adm/coursedocs" target="_top">$lt{'docs'}</a>
156: ENDDOCS
157: }
158: if ($showgroups) {
159: $groups =(<<ENDGROUPS);
160: <a href="/adm/coursegroups" target="_top">$lt{'groups'}</a>
161: ENDGROUPS
162: }
163: }
164: my $form=&serverform();
165: my $utility=&utilityfunctions();
166: my $output=(<<ENDMAINMENU);
167: <script type="text/javascript">
168: // BEGIN LON-CAPA Internal
169: $utility
170: </script>
171: <div id="LC_top_nav">
172: <a href="/adm/menu" target="_top">$lt{'main'}</a>
173: $reloadlink $navmaps $docs $groups $roles
174: <a href="/adm/logout" target="_top">$lt{'exit'}</a>
175: </div>
176: <br />
177: <script type="text/javascript">
178: // END LON-CAPA Internal
179: </script>
180: $form
181: ENDMAINMENU
182: if ($registration) { $output.=&innerregister($forcereg); }
183: return $output."<hr />";
184: } elsif ($env{'environment.remote'} eq 'off') {
185: # Remote Control is switched off
186: # figure out colors
187: my %lt=&initlittle();
188:
189: my $domain=&Apache::loncommon::determinedomain();
190: my $function =&Apache::loncommon::get_users_function();
191: my $link=&Apache::loncommon::designparm($function.'.link',$domain);
192: my $alink=&Apache::loncommon::designparm($function.'.alink',$domain);
193: my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain);
194: my $sidebg=&Apache::loncommon::designparm($function.'.sidebg',$domain);
195: if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
196: return (<<ENDINLINEMENU);
197: <table id="LC_top_nav">
198: <tr>
199: $logo
200: <td></td>
201: <td class="LC_top_nav_login">
202: <a href="/adm/roles" target="_top">$lt{'login'}</a>
203: </td>
204: </tr>
205: </table>
206: </font>
207: ENDINLINEMENU
208: }
209: $roles = '<td><a href="/adm/roles" target="_top">'.$lt{'roles'}.'</a></td>';
210: # Do we have a NAV link?
211: if ($env{'request.course.id'}) {
212: my $link='/adm/navmaps?postdata='.$escurl.'&postsymb='.
213: $escsymb;
214: if ($env{'environment.remotenavmap'} eq 'on') {
215: $link="javascript:gonav('".$link."')";
216: }
217: $navmaps=(<<ENDNAV);
218: <td><a href="$link" target="_top">$lt{'nav'}</a></td>
219: ENDNAV
220: my $is_group = (&Apache::loncommon::course_type() eq 'Group');
221: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
222: my $text = ($is_group) ? $lt{'gdoc'} : $lt{'docs'};
223: $docs=(<<ENDDOCS);
224: <td><a href="/adm/coursedocs" target="_top">$text</a></td>
225: ENDDOCS
226: }
227: if ($showgroups) {
228: $groups =(<<ENDGROUPS);
229: <td><a href="/adm/coursegroups" target="_top">$lt{'groups'}</a></td>
230: ENDGROUPS
231: }
232: if (&show_return_link()) {
233: my $escreload=&escape('return:');
234: $reloadlink=(<<ENDRELOAD);
235: <td><a href="/adm/flip?postdata=$escreload" target="_top">$lt{'ret'}</a></td>
236: ENDRELOAD
237: }
238: if ($role_selector) {
239: $roles = '<td>'.$role_selector.'</td><td><a href="/adm/roles" target="_top">'.$lt{'other'}.'</a></td>';
240: }
241: }
242: if (($env{'request.state'} eq 'construct') && ($env{'request.course.id'})) {
243: my $escreload=&escape('return:');
244: $reloadlink=(<<ENDCRELOAD);
245: <td><a href="/adm/flip?postdata=$escreload" target="_top">$lt{'ret'}</a></td>
246: ENDCRELOAD
247: }
248: my $reg='';
249: if ($registration) {
250: $reg=&innerregister($forcereg,$titletable);
251: }
252: my $form=&serverform();
253: my $utility=&utilityfunctions();
254: my $remote;
255: if ($env{'user.adv'}) {
256: $remote = '<td><a href="/adm/remote?action=launch&url='.$escurl.'" target="_top">'.$lt{'launch'}.'</a></td>'
257: }
258:
259: my $helplink=&Apache::loncommon::top_nav_help('Help');
260: return (<<ENDINLINEMENU);
261: <script type="text/javascript">
262: // BEGIN LON-CAPA Internal
263: // <![CDATA[
264: $utility
265: // ]]>
266: </script>
267: <table id="LC_top_nav">
268: <tr>
269: $logo
270: <td><a href="/adm/menu" target="_top">$lt{'main'}</a></td>
271: $reloadlink
272: $navmaps
273: $docs
274: $groups
275: $remote
276: $roles
277: <td class="LC_top_nav_help">$helplink</td>
278: <td class="LC_top_nav_exit"><a href="/adm/logout" target="_top">$lt{'exit'}</a></td>
279: </tr>
280: </table>
281: $form
282: <script type="text/javascript">
283: // END LON-CAPA Internal
284: </script>
285: $reg
286: ENDINLINEMENU
287: } else {
288: return '';
289: }
290: }
291:
292: sub show_return_link {
293: return (($env{'request.noversionuri'}=~m{^/(res|public)/} &&
294: $env{'request.symb'} eq '')
295: ||
296: ($env{'request.noversionuri'}=~ m{^/cgi-bin/printout.pl})
297: ||
298: (($env{'request.noversionuri'}=~/^\/adm\//) &&
299: ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
300: ($env{'request.noversionuri'}!~
301: m[^/adm/.*/(smppg|bulletinboard|aboutme)($|\?)])
302: ));
303: }
304:
305: # ====================================== This gets called in the header section
306:
307: sub registerurl {
308: my ($forcereg) = @_;
309: my $result = '';
310: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
311: my $force_title='';
312: if ($env{'request.state'} eq 'construct') {
313: $force_title=&Apache::lonxml::display_title();
314: }
315: if (($env{'browser.interface'} eq 'textual') ||
316: ($env{'environment.remote'} eq 'off') ||
317: ((($env{'request.publicaccess'}) ||
318: (!&Apache::lonnet::is_on_map(
319: &unescape($env{'request.noversionuri'})))) &&
320: (!$forcereg))) {
321: return $result.
322: '<script type="text/javascript">function LONCAPAreg(){;} function LONCAPAstale(){}</script>'.$force_title;
323: }
324: # Graphical display after login only
325: if ($env{'request.registered'} && !$forcereg) { return ''; }
326: $result.=&innerregister($forcereg);
327: return $result.$force_title;
328: }
329:
330: # =========== This gets called in order to register a URL, both with the Remote
331: # =========== and in the body of the document
332:
333: sub innerregister {
334: my ($forcereg, $titletable) = @_;
335: my $result = '';
336: my ($uname,$thisdisfn);
337: my $const_space = ($env{'request.state'} eq 'construct');
338: my $is_const_dir = 0;
339:
340: if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
341:
342: $env{'request.registered'} = 1;
343:
344: my $textinter=($env{'browser.interface'} eq 'textual');
345: my $noremote=($env{'environment.remote'} eq 'off');
346:
347: my $textual=($textinter || $noremote);
348:
349: undef(@inlineremote);
350:
351: my $reopen=&Apache::lonmenu::reopenmenu();
352:
353: my $newmail='';
354: if ($noremote) {
355: $newmail='<table id="LC_nav_location"><tr>';
356: }
357: if (&Apache::lonmsg::newmail()) {
358: if ($textual) {
359: $newmail.= '<td class="LC_new_mail">
360: <a href="/adm/communicate" target="_top">'.
361: &mt('You have new messages').'</a></td>';
362: } else {
363: $newmail= 'swmenu.setstatus("you have","messages");';
364: }
365: }
366: if (($textual)
367: && ($env{'request.symb'})
368: && ($env{'request.course.id'})) {
369: $newmail.= '<td class="LC_current_location">';
370: my ($mapurl,$rid,$resurl)=
371: &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
372: my $coursetitle=$env{'course.'.$env{'request.course.id'}.'.description'};
373: $newmail.=$coursetitle;
374: my $maptitle=&Apache::lonnet::gettitle($mapurl);
375: my $restitle=&Apache::lonnet::gettitle(&Apache::lonnet::symbread());
376: if ($maptitle && ($maptitle ne 'default.sequence') && ($maptitle ne $coursetitle)) {
377: $newmail.=', '.$maptitle;
378: }
379: if ($restitle) {
380: $newmail.=': '.$restitle;
381: }
382: $newmail.=' </td>';
383: }
384: if ($env{'request.state'} eq 'construct') {
385: $newmail = $titletable;
386: } else {
387: if ($noremote) {
388: $newmail.='</tr></table>';
389: }
390: }
391: my $timesync=($textual?'':'swmenu.syncclock(1000*'.time.');');
392: my $tablestart=($noremote?'<table id="LC_menubuttons">':'').
393: ($textinter?'<br /><a href="#content">'.&mt('Skip to Content').'</a><br />':'');
394: my $tableend=($noremote?'</table>':'').($textinter?'<a name="content" />':'');
395: # =============================================================================
396: # ============================ This is for URLs that actually can be registered
397: if (($env{'request.noversionuri'}!~m|^/(res/)*adm/|) || ($forcereg)) {
398: # -- This applies to homework problems for users with grading privileges
399: my $crs='/'.$env{'request.course.id'};
400: if ($env{'request.course.sec'}) {
401: $crs.='_'.$env{'request.course.sec'};
402: }
403: $crs=~s/\_/\//g;
404:
405: my $hwkadd='';
406: if ($env{'request.symb'} ne '' &&
407: $env{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form|task)$/) {
408: if (&Apache::lonnet::allowed('mgr',$crs)) {
409: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_3]',
410: "gocmd('/adm/grades','gradingmenu')",
411: 'Modify user grades for this assessment resource');
412: } elsif (&Apache::lonnet::allowed('vgr',$crs)) {
413: $hwkadd.=&switch('','',7,2,'subm.gif','view sub-[_1]','missions[_1]',
414: "gocmd('/adm/grades','submission')",
415: 'View user submissions for this assessment resource');
416: }
417: }
418: if ($env{'request.symb'} ne '' &&
419: &Apache::lonnet::allowed('opa',$crs)) {
420: $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]',
421: "gocmd('/adm/parmset','set')",
422: 'Modify parameter settings for this resource');
423: }
424: # -- End Homework
425: ###
426: ### Determine whether or not to display the 'cstr' button for this
427: ### resource
428: ###
429: my $editbutton = '';
430: if ($env{'user.author'}) {
431: if ($env{'request.role'}=~/^(aa|ca|au)/) {
432: # Set defaults for authors
433: my ($top,$bottom) = ('con-','struct');
434: my $action = "go('/priv/".$env{'user.name'}."');";
435: my $cadom = $env{'request.role.domain'};
436: my $caname = $env{'user.name'};
437: my $desc = "Enter my resource construction space";
438: # Set defaults for co-authors
439: if ($env{'request.role'} =~ /^ca/) {
440: ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
441: ($top,$bottom) = ('co con-','struct');
442: $action = "go('/priv/".$caname."');";
443: $desc = "Enter construction space as co-author";
444: } elsif ($env{'request.role'} =~ /^aa/) {
445: ($cadom,$caname)=($env{'request.role'}=~/($match_domain)\/($match_username)$/);
446: ($top,$bottom) = ('co con-','struct');
447: $action = "go('/priv/".$caname."');";
448: $desc = "Enter construction space as assistant co-author";
449: }
450: # Check that we are on the correct machine
451: my $home = &Apache::lonnet::homeserver($caname,$cadom);
452: my $allowed=0;
453: my @ids=&Apache::lonnet::current_machine_ids();
454: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
455: if (!$allowed) {
456: $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc);
457: }
458: }
459: ##
460: ## Determine if user can edit url.
461: ##
462: my $cfile='';
463: my $cfuname='';
464: my $cfudom='';
465: if ($env{'request.filename'}) {
466: my $file=&Apache::lonnet::declutter($env{'request.filename'});
467: $file=~s/^($match_domain)\/($match_username)/\/priv\/$2/;
468: # Check that the user has permission to edit this resource
469: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
470: if (defined($cfudom)) {
471: my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
472: my $allowed=0;
473: my @ids=&Apache::lonnet::current_machine_ids();
474: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
475: if ($allowed) {
476: $cfile=$file;
477: }
478: }
479: }
480: # Finally, turn the button on or off
481: if ($cfile && !$const_space) {
482: $editbutton=&switch
483: ('','',6,1,'pcstr.gif','edit[_1]','resource[_2]',
484: "go('".$cfile."');","Edit this resource");
485: } elsif ($editbutton eq '') {
486: $editbutton=&clear(6,1);
487: }
488: }
489: ###
490: ###
491: # Prepare the rest of the buttons
492: my $menuitems;
493: if ($const_space) {
494: my ($uname,$thisdisfn) =
495: ($env{'request.filename'}=~m|^/home/([^/]+)/public_html/(.*)|);
496: my $currdir = '/priv/'.$uname.'/'.$thisdisfn;
497: if ($currdir =~ m-/$-) {
498: $is_const_dir = 1;
499: } else {
500: $currdir =~ s#[^/]+$##;
501: my $cleandisfn = &Apache::loncommon::escape_single($thisdisfn);
502: my $esc_currdir = &Apache::loncommon::escape_single($currdir);
503: $menuitems=(<<ENDMENUITEMS);
504: s&6&1&list.gif&list[_1]&dir[_1]&golist('$esc_currdir')&List current directory
505: s&6&2&rtrv.gif&retrieve[_1]&version[_1]&gocstr('/adm/retrieve','/~$uname/$cleandisfn')&Retrieve old version
506: s&6&3&pub.gif&publish[_1]&resource[_1]&gocstr('/adm/publish','/~$uname/$cleandisfn')&Publish this resource
507: s&7&1&del.gif&delete[_1]&resource[_2]&gocstr('/adm/cfile?action=delete','/~$uname/$cleandisfn')&Delete this resource
508: s&7&2&prt.gif&prepare[_1]&printout[_1]&gocstr('/adm/printout','/~$uname/$cleandisfn')&Prepare a printable document
509: ENDMENUITEMS
510: }
511: } elsif ( defined($env{'request.course.id'}) &&
512: $env{'request.symb'} ne '' ) {
513: $menuitems=(<<ENDMENUITEMS);
514: c&3&1
515: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&&1
516: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&&3
517: c&6&3
518: c&8&1
519: c&8&2
520: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
521: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&&1
522: s&9&3&anot.gif&anno-[_1]&tations[_1]&annotate()&Make notes and annotations about this resource&&1
523: ENDMENUITEMS
524:
525: unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
526: if (!$env{'request.enc'}) {
527: $menuitems.=(<<ENDREALRES);
528: s&6&3&catalog.gif&catalog[_1]&info[_1]&catalog_info()&Show catalog information
529: ENDREALRES
530: }
531: $menuitems.=(<<ENDREALRES);
532: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
533: s&8&2&fdbk.gif&feedback[_1]&discuss[_1]&gopost('/adm/feedback',currentURL,1)&Provide feedback messages or contribute to the course discussion about this resource
534: ENDREALRES
535: }
536: }
537: if ($env{'request.uri'} =~ /^\/res/) {
538: $menuitems .= (<<ENDMENUITEMS);
539: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
540: ENDMENUITEMS
541: }
542: my $buttons='';
543: foreach (split(/\n/,$menuitems)) {
544: my ($command,@rest)=split(/\&/,$_);
545: my $idx=10*$rest[0]+$rest[1];
546: if (&hidden_button_check() eq 'yes') {
547: if ($idx == 21 ||$idx == 23) {
548: $buttons.=&switch('','',@rest);
549: } else {
550: $buttons.=&clear(@rest);
551: }
552: } else {
553: if ($command eq 's') {
554: $buttons.=&switch('','',@rest);
555: } else {
556: $buttons.=&clear(@rest);
557: }
558: }
559: }
560:
561: if ($textual) {
562: my $addremote=0;
563: foreach (@inlineremote) { if ($_ ne '') { $addremote=1; } }
564: my $inlinebuttons='';
565: if ($addremote) {
566: # Registered, textual output
567: if ($env{'browser.interface'} eq 'textual') {
568: $inlinebuttons=
569: join('',map { (defined($_)?$_:'') } @inlineremote);
570: } else {
571: if ($env{'environment.icons'} eq 'iconsonly') {
572: $inlinebuttons=(<<ENDARROWSINLINE);
573: <tr><td>
574: $inlineremote[21] $inlineremote[23]
575: ENDARROWSINLINE
576: if (&hidden_button_check() ne 'yes') {
577: $inlinebuttons .= (<<ENDINLINEICONS);
578: $inlineremote[61] $inlineremote[63]
579: $inlineremote[71] $inlineremote[72] $inlineremote[73]
580: $inlineremote[81] $inlineremote[82] $inlineremote[83]
581: $inlineremote[91] $inlineremote[92] $inlineremote[93]</td></tr>
582: ENDINLINEICONS
583: }
584: } else {
585: if ($inlineremote[21] ne '' || $inlineremote[23] ne '') {
586: $inlinebuttons=(<<ENDFIRSTLINE);
587: <tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
588: ENDFIRSTLINE
589: }
590: if (&hidden_button_check() ne 'yes') {
591: foreach my $row (6..9) {
592: if ($inlineremote[${row}.'1'] ne ''
593: || $inlineremote[$row.'2'] ne ''
594: || $inlineremote[$row.'3'] ne '') {
595: $inlinebuttons .= <<"ENDLINE";
596: <tr><td>$inlineremote["${row}1"]</td><td>$inlineremote["${row}2"]</td><td>$inlineremote["${row}3"]</td></tr>
597: ENDLINE
598: }
599: }
600: }
601: }
602: }
603: }
604: $result =(<<ENDREGTEXT);
605: <script type="text/javascript">
606: // BEGIN LON-CAPA Internal
607: </script>
608: $timesync
609: $tablestart
610: $inlinebuttons
611: $tableend
612: $newmail
613: <script type="text/javascript">
614: // END LON-CAPA Internal
615: </script>
616:
617: ENDREGTEXT
618: # Registered, graphical output
619: } else {
620: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
621: $requri=&Apache::lonenc::check_encrypt(&unescape($requri));
622: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
623: my $navstatus=&get_nav_status();
624: my $clearcstr;
625:
626: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
627: $result = (<<ENDREGTHIS);
628:
629: <script type="text/javascript">
630: // BEGIN LON-CAPA Internal
631: var swmenu=null;
632:
633: function LONCAPAreg() {
634: swmenu=$reopen;
635: swmenu.clearTimeout(swmenu.menucltim);
636: $timesync
637: $newmail
638: $buttons
639: swmenu.currentURL="$requri";
640: swmenu.reloadURL=swmenu.currentURL+window.location.search;
641: swmenu.currentSymb="$cursymb";
642: swmenu.reloadSymb="$cursymb";
643: swmenu.currentStale=0;
644: $navstatus
645: $hwkadd
646: $editbutton
647: }
648:
649: function LONCAPAstale() {
650: swmenu=$reopen
651: swmenu.currentStale=1;
652: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
653: swmenu.switchbutton
654: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
655: }
656: swmenu.clearbut(7,2);
657: swmenu.clearbut(7,3);
658: swmenu.menucltim=swmenu.setTimeout(
659: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
660: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
661: 2000);
662: }
663:
664: // END LON-CAPA Internal
665: </script>
666: ENDREGTHIS
667: }
668: # =============================================================================
669: } else {
670: # ========================================== This can or will not be registered
671: if ($textual) {
672: # Not registered, textual
673: $result= (<<ENDDONOTREGTEXT);
674: ENDDONOTREGTEXT
675: } else {
676: # Not registered, graphical
677: $result = (<<ENDDONOTREGTHIS);
678:
679: <script type="text/javascript">
680: // BEGIN LON-CAPA Internal
681: var swmenu=null;
682:
683: function LONCAPAreg() {
684: swmenu=$reopen
685: $timesync
686: swmenu.currentStale=1;
687: swmenu.clearbut(2,1);
688: swmenu.clearbut(2,3);
689: swmenu.clearbut(8,1);
690: swmenu.clearbut(8,2);
691: swmenu.clearbut(8,3);
692: if (swmenu.currentURL) {
693: swmenu.switchbutton
694: (3,1,'reload.gif','return','location','go(currentURL)');
695: } else {
696: swmenu.clearbut(3,1);
697: }
698: }
699:
700: function LONCAPAstale() {
701: }
702:
703: // END LON-CAPA Internal
704: </script>
705: ENDDONOTREGTHIS
706: }
707: # =============================================================================
708: }
709: return $result;
710: }
711:
712: sub loadevents() {
713: if ($env{'request.state'} eq 'construct' ||
714: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
715: return 'LONCAPAreg();';
716: }
717:
718: sub unloadevents() {
719: if ($env{'request.state'} eq 'construct' ||
720: $env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { return ''; }
721: return 'LONCAPAstale();';
722: }
723:
724: # ============================================================= Start up remote
725:
726: sub startupremote {
727: my ($lowerurl)=@_;
728: if (($env{'browser.interface'} eq 'textual') ||
729: ($env{'environment.remote'} eq 'off')) {
730: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
731: }
732: #
733: # The Remote actually gets launched!
734: #
735: my $configmenu=&rawconfig();
736: my $esclowerurl=&escape($lowerurl);
737: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
738: return(<<ENDREMOTESTARTUP);
739: <script type="text/javascript">
740: var timestart;
741: function wheelswitch() {
742: if (typeof(document.wheel) != 'undefined') {
743: if (typeof(document.wheel.spin) != 'undefined') {
744: var date=new Date();
745: var waited=Math.round(30-((date.getTime()-timestart)/1000));
746: document.wheel.spin.value=$message;
747: }
748: }
749: if (window.status=='|') {
750: window.status='/';
751: } else {
752: if (window.status=='/') {
753: window.status='-';
754: } else {
755: if (window.status=='-') {
756: window.status='\\\\';
757: } else {
758: if (window.status=='\\\\') { window.status='|'; }
759: }
760: }
761: }
762: }
763:
764: // ---------------------------------------------------------- The wait function
765: var canceltim;
766: function wait() {
767: if ((menuloaded==1) || (tim==1)) {
768: window.status='Done.';
769: if (tim==0) {
770: clearTimeout(canceltim);
771: $configmenu
772: window.location='$lowerurl';
773: } else {
774: window.location='/adm/remote?action=collapse&url=$esclowerurl';
775: }
776: } else {
777: wheelswitch();
778: setTimeout('wait();',200);
779: }
780: }
781:
782: function main() {
783: canceltim=setTimeout('tim=1;',30000);
784: window.status='-';
785: var date=new Date();
786: timestart=date.getTime();
787: wait();
788: }
789:
790: </script>
791: ENDREMOTESTARTUP
792: }
793:
794: sub setflags() {
795: return(<<ENDSETFLAGS);
796: <script type="text/javascript">
797: menuloaded=0;
798: tim=0;
799: </script>
800: ENDSETFLAGS
801: }
802:
803: sub maincall() {
804: if (($env{'browser.interface'} eq 'textual') ||
805: ($env{'environment.remote'} eq 'off')) { return ''; }
806: return(<<ENDMAINCALL);
807: <script type="text/javascript">
808: main();
809: </script>
810: ENDMAINCALL
811: }
812:
813: sub load_remote_msg {
814: my ($lowerurl)=@_;
815:
816: if (($env{'browser.interface'} eq 'textual') ||
817: ($env{'environment.remote'} eq 'off')) { return ''; }
818:
819: my $esclowerurl=&escape($lowerurl);
820: my $link=&mt('<a href="[_1]">Continue</a> on in Inline Menu mode',
821: "/adm/remote?action=collapse&url=$esclowerurl");
822: return(<<ENDREMOTEFORM);
823: <p>
824: <form name="wheel">
825: <input name="spin" type="text" size="60" />
826: </form>
827: </p>
828: <p>$link</p>
829: ENDREMOTEFORM
830: }
831:
832: sub get_menu_name {
833: my $hostid = $Apache::lonnet::perlvar{'lonHostID'};
834: $hostid =~ s/\W//g;
835: return 'LCmenu'.$hostid;
836: }
837:
838: # ================================================================= Reopen menu
839:
840: sub reopenmenu {
841: if (($env{'browser.interface'} eq 'textual') ||
842: ($env{'environment.remote'} eq 'off')) { return ''; }
843: my $menuname = &get_menu_name();
844: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
845: return('window.open('.$nothing.',"'.$menuname.'","",false);');
846: }
847:
848: # =============================================================== Open the menu
849:
850: sub open {
851: my $returnval='';
852: if (($env{'browser.interface'} eq 'textual') ||
853: ($env{'environment.remote'} eq 'off')) {
854: return '<script type="text/javascript">self.name="loncapaclient";</script>';
855: }
856: my $menuname = &get_menu_name();
857:
858: # unless (shift eq 'unix') {
859: # resizing does not work on linux because of virtual desktop sizes
860: # $returnval.=(<<ENDRESIZE);
861: #if (window.screen) {
862: # self.resizeTo(screen.availWidth-215,screen.availHeight-55);
863: # self.moveTo(190,15);
864: #}
865: #ENDRESIZE
866: # }
867: $returnval.=(<<ENDOPEN);
868: window.status='Opening LON-CAPA Remote Control';
869: var menu=window.open("/res/adm/pages/menu.html","$menuname",
870: "height=375,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
871: self.name='loncapaclient';
872: ENDOPEN
873: return '<script type="text/javascript">'.$returnval.'</script>';
874: }
875:
876:
877: # ================================================================== Raw Config
878:
879: sub clear {
880: my ($row,$col)=@_;
881: unless (($env{'browser.interface'} eq 'textual') ||
882: ($env{'environment.remote'} eq 'off')) {
883: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
884: } else {
885: $inlineremote[10*$row+$col]='';
886: return '';
887: }
888: }
889:
890: # ============================================ Switch a button or create a link
891: # Switch acts on the javascript that is executed when a button is clicked.
892: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
893:
894: sub switch {
895: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat,$nobreak)=@_;
896: $act=~s/\$uname/$uname/g;
897: $act=~s/\$udom/$udom/g;
898: $top=&mt($top);
899: $bot=&mt($bot);
900: $desc=&mt($desc);
901: $img=&mt($img);
902:
903: my $idx=10*$row+$col;
904: $category_members{$cat}.=':'.$idx;
905:
906: unless (($env{'browser.interface'} eq 'textual') ||
907: ($env{'environment.remote'} eq 'off')) {
908: # Remote
909: return "\n".
910: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
911: } elsif ($env{'browser.interface'} eq 'textual') {
912: # Accessibility
913: if ($nobreak==2) { return ''; }
914: my $text=$top.' '.$bot;
915: $text=~s/\s*\-\s*//gs;
916: if ($nobreak) {
917: $inlineremote[$idx]=
918: '<a href="javascript:'.$act.';">'.$text.'</a>';
919: } else {
920: $inlineremote[$idx]="\n<br />".
921: $desc.' <a href="javascript:'.$act.';">'.$text.'</a>';
922: }
923: } else {
924: # Inline Remote
925: if ($env{'environment.icons'} ne 'classic') {
926: $img=~s/\.gif$/\.png/;
927: }
928: if ($nobreak==2) { return ''; }
929: my $text=$top.' '.$bot;
930: $text=~s/\s*\-\s*//gs;
931:
932: my $pic=
933: '<img alt="'.$text.'" src="'.
934: &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
935: '" align="'.($nobreak==3?'right':'left').'" />';
936: if ($env{'browser.interface'} eq 'faketextual') {
937: # Accessibility
938: if ($nobreak==3) {
939: $inlineremote[$idx]="\n".
940: '<td class="LC_menubuttons_text" align="right">'.$text.
941: '</td><td class="LC_menubuttons_img" align="left">'.
942: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
943: } elsif ($nobreak) {
944: $inlineremote[$idx]="\n<tr>".
945: '<td class="LC_menubuttons_img" align="left">'.
946: '<a href="javascript:'.$act.';">'.$pic.'</a></td>
947: <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>';
948: } else {
949: $inlineremote[$idx]="\n<tr>".
950: '<td class="LC_menubuttons_img" align="left">'.
951: '<a href="javascript:'.$act.';">'.$pic.
952: '</a></td><td class="LC_menubuttons_text" colspan="3">'.
953: '<a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$desc.'</span></a></td></tr>';
954: }
955: } else {
956: # Inline Menu
957: if ($env{'environment.icons'} eq 'iconsonly') {
958: $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
959: } else {
960: $inlineremote[$idx]=
961: '<a class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
962: '<span class="LC_menubuttons_inline_text">'.$desc.'</span></a>';
963: }
964: }
965: }
966: return '';
967: }
968:
969: sub secondlevel {
970: my $output='';
971: my
972: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat)=@_;
973: if ($prt eq 'any') {
974: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
975: } elsif ($prt=~/^r(\w+)/) {
976: if ($rol eq $1) {
977: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
978: }
979: }
980: return $output;
981: }
982:
983: sub openmenu {
984: my $menuname = &get_menu_name();
985: if (($env{'browser.interface'} eq 'textual') ||
986: ($env{'environment.remote'} eq 'off')) { return ''; }
987: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
988: return "window.open(".$nothing.",'".$menuname."');";
989: }
990:
991: sub inlinemenu {
992: undef(@inlineremote);
993: undef(%category_members);
994: &rawconfig(1);
995: my $output='<table id="LC_mainmenu"><tr>';
996: for (my $col=1; $col<=2; $col++) {
997: $output.='<td class="LC_mainmenu_column">';
998: for (my $row=1; $row<=8; $row++) {
999: foreach my $cat (keys(%category_members)) {
1000: if ($category_positions{$cat} ne "$col,$row") { next; }
1001: $output.='<table id="LC_menubuttons_mainmenu"><tr><td colspan="4" class="LC_menubuttons_category">'.&mt($category_names{$cat}).'</td></tr>';
1002: my %active=();
1003: foreach my $menu_item (split(/\:/,$category_members{$cat})) {
1004: if ($inlineremote[$menu_item]) {
1005: $active{$menu_item}=1;
1006: }
1007: }
1008: foreach my $item (sort(keys(%active))) {
1009: $output.=$inlineremote[$item];
1010: }
1011: $output.='</table>';
1012: }
1013: }
1014: $output.="</td>";
1015: }
1016: $output.="</tr></table>";
1017: return $output;
1018: }
1019:
1020: sub rawconfig {
1021: my $textualoverride=shift;
1022: my $output='';
1023: unless (($env{'browser.interface'} eq 'textual') ||
1024: ($env{'environment.remote'} eq 'off')) {
1025: $output.=
1026: "window.status='Opening Remote Control';var swmenu=".&openmenu().
1027: "\nwindow.status='Configuring Remote Control ';";
1028: } else {
1029: unless ($textualoverride) { return ''; }
1030: }
1031: my $uname=$env{'user.name'};
1032: my $udom=$env{'user.domain'};
1033: my $adv=$env{'user.adv'};
1034: my $show_course=&show_course();
1035: my $author=$env{'user.author'};
1036: my $crs='';
1037: if ($env{'request.course.id'}) {
1038: $crs='/'.$env{'request.course.id'};
1039: if ($env{'request.course.sec'}) {
1040: $crs.='_'.$env{'request.course.sec'};
1041: }
1042: $crs=~s/\_/\//g;
1043: }
1044: my $pub=($env{'request.state'} eq 'published');
1045: my $con=($env{'request.state'} eq 'construct');
1046: my $rol=$env{'request.role'};
1047: my $requested_domain = $env{'request.role.domain'};
1048: foreach my $line (@desklines) {
1049: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
1050: $prt=~s/\$uname/$uname/g;
1051: $prt=~s/\$udom/$udom/g;
1052: $prt=~s/\$crs/$crs/g;
1053: $prt=~s/\$requested_domain/$requested_domain/g;
1054: if ($category_names{$cat}!~/\w/) { $cat='oth'; }
1055: my $type = &Apache::loncommon::course_type();
1056: if ($type eq 'Group') {
1057: $desc = &convert_menu_function($desc,$type);
1058: }
1059: if ($pro eq 'clear') {
1060: $output.=&clear($row,$col);
1061: } elsif ($pro eq 'any') {
1062: $output.=&secondlevel(
1063: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1064: } elsif ($pro eq 'smp') {
1065: unless ($adv) {
1066: $output.=&secondlevel(
1067: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1068: }
1069: } elsif ($pro eq 'adv') {
1070: if ($adv) {
1071: $output.=&secondlevel(
1072: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1073: }
1074: } elsif ($pro eq 'shc') {
1075: if ($show_course) {
1076: $output.=&secondlevel(
1077: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1078: }
1079: } elsif ($pro eq 'nsc') {
1080: if (!$show_course) {
1081: $output.=&secondlevel(
1082: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1083: }
1084: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1085: if (&Apache::lonnet::allowed($1,$prt)) {
1086: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1087: }
1088: } elsif ($pro eq 'course') {
1089: if ($env{'request.course.fn'}) {
1090: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1091: }
1092: } elsif ($pro =~ /^courseenv_(.*)$/) {
1093: my $key = $1;
1094: if ($env{'course.'.$env{'request.course.id'}.'.'.$key}) {
1095: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1096: }
1097: } elsif ($pro =~ /^course_(.*)$/) {
1098: # Check for permissions inside of a course
1099: if (($env{'request.course.id'}) &&
1100: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1101: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1102: )) {
1103: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1104: }
1105: } elsif ($pro eq 'author') {
1106: if ($author) {
1107: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
1108: (($prt eq 'raa') && ($env{'request.role'}=~/^aa/)) ||
1109: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
1110: # Check that we are on the correct machine
1111: my $cadom=$requested_domain;
1112: my $caname=$env{'user.name'};
1113: if (($prt eq 'rca') || ($prt eq 'raa')) {
1114: ($cadom,$caname)=
1115: ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
1116: }
1117: $act =~ s/\$caname/$caname/g;
1118: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1119: my $allowed=0;
1120: my @ids=&Apache::lonnet::current_machine_ids();
1121: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
1122: if ($allowed) {
1123: $output.=&switch($caname,$cadom,
1124: $row,$col,$img,$top,$bot,$act,$desc,$cat);
1125: }
1126: }
1127: }
1128: }
1129: }
1130: unless (($env{'browser.interface'} eq 'textual') ||
1131: ($env{'environment.remote'} eq 'off')) {
1132: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1133: if (&Apache::lonmsg::newmail()) {
1134: $output.='swmenu.setstatus("you have","messages");';
1135: }
1136: }
1137:
1138: return $output;
1139: }
1140:
1141: # ======================================================================= Close
1142:
1143: sub close {
1144: if (($env{'browser.interface'} eq 'textual') ||
1145: ($env{'environment.remote'} eq 'off')) { return ''; }
1146: my $menuname = &get_menu_name();
1147: return(<<ENDCLOSE);
1148: <script type="text/javascript">
1149: window.status='Accessing Remote Control';
1150: menu=window.open("/adm/rat/empty.html","$menuname",
1151: "height=350,width=150,scrollbars=no,menubar=no");
1152: window.status='Disabling Remote Control';
1153: menu.active=0;
1154: menu.autologout=0;
1155: window.status='Closing Remote Control';
1156: menu.close();
1157: window.status='Done.';
1158: </script>
1159: ENDCLOSE
1160: }
1161:
1162: # ====================================================================== Footer
1163:
1164: sub footer {
1165:
1166: }
1167:
1168: sub nav_control_js {
1169: my $nav=($env{'environment.remotenavmap'} eq 'on');
1170: return (<<NAVCONTROL);
1171: var w_loncapanav_flag="$nav";
1172:
1173:
1174: function gonav(url) {
1175: if (w_loncapanav_flag != 1) {
1176: gopost(url,'');
1177: } else {
1178: navwindow=window.open(url,
1179: "loncapanav","height=600,width=400,scrollbars=1");
1180: }
1181: }
1182: NAVCONTROL
1183: }
1184:
1185: sub utilityfunctions {
1186: my $caller = shift;
1187: unless (($env{'browser.interface'} eq 'textual') ||
1188: ($env{'environment.remote'} eq 'off') || ($caller eq '/adm/menu')) { return ''; }
1189: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1190: $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
1191:
1192: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1193: my $nav_control=&nav_control_js();
1194:
1195: my $start_page_annotate =
1196: &Apache::loncommon::start_page('Annotator',undef,
1197: {'only_body' => 1,
1198: 'js_ready' => 1,
1199: 'bgcolor' => '#BBBBBB',
1200: 'add_entries' => {
1201: 'onload' => 'javascript:document.goannotate.submit();'}});
1202:
1203: my $end_page_annotate =
1204: &Apache::loncommon::end_page({'js_ready' => 1});
1205:
1206: my $start_page_bookmark =
1207: &Apache::loncommon::start_page('Bookmarks',undef,
1208: {'only_body' => 1,
1209: 'js_ready' => 1,
1210: 'bgcolor' => '#BBBBBB',});
1211:
1212: my $end_page_bookmark =
1213: &Apache::loncommon::end_page({'js_ready' => 1});
1214:
1215: return (<<ENDUTILITY)
1216:
1217: var currentURL="$currenturl";
1218: var reloadURL="$currenturl";
1219: var currentSymb="$currentsymb";
1220:
1221: $nav_control
1222:
1223: function go(url) {
1224: if (url!='' && url!= null) {
1225: currentURL = null;
1226: currentSymb= null;
1227: window.location.href=url;
1228: }
1229: }
1230:
1231: function gopost(url,postdata) {
1232: if (url!='') {
1233: this.document.server.action=url;
1234: this.document.server.postdata.value=postdata;
1235: this.document.server.command.value='';
1236: this.document.server.url.value='';
1237: this.document.server.symb.value='';
1238: this.document.server.submit();
1239: }
1240: }
1241:
1242: function gocmd(url,cmd) {
1243: if (url!='') {
1244: this.document.server.action=url;
1245: this.document.server.postdata.value='';
1246: this.document.server.command.value=cmd;
1247: this.document.server.url.value=currentURL;
1248: this.document.server.symb.value=currentSymb;
1249: this.document.server.submit();
1250: }
1251: }
1252:
1253: function gocstr(url,filename) {
1254: if (url == '/adm/cfile?action=delete') {
1255: this.document.cstrdelete.filename.value = filename
1256: this.document.cstrdelete.submit();
1257: return;
1258: }
1259: if (url == '/adm/printout') {
1260: this.document.cstrprint.postdata.value = filename
1261: this.document.cstrprint.curseed.value = 0;
1262: this.document.cstrprint.problemtype.value = 0;
1263: if (this.document.lonhomework) {
1264: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1265: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1266: }
1267: if (this.document.lonhomework.problemtype) {
1268: if (this.document.lonhomework.problemtype.value) {
1269: this.document.cstrprint.problemtype.value =
1270: this.document.lonhomework.problemtype.value;
1271: } else if (this.document.lonhomework.problemtype.options) {
1272: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1273: if (this.document.lonhomework.problemtype.options[i].selected) {
1274: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1275: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1276: }
1277: }
1278: }
1279: }
1280: }
1281: }
1282: this.document.cstrprint.submit();
1283: return;
1284: }
1285: if (url !='') {
1286: this.document.constspace.filename.value = filename;
1287: this.document.constspace.action = url;
1288: this.document.constspace.submit();
1289: }
1290: }
1291:
1292: function golist(url) {
1293: if (url!='' && url!= null) {
1294: currentURL = null;
1295: currentSymb= null;
1296: top.location.href=url;
1297: }
1298: }
1299:
1300:
1301:
1302: function catalog_info() {
1303: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1304: }
1305:
1306: function chat_win() {
1307: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1308: }
1309:
1310: function group_chat(group) {
1311: var url = '/adm/groupchat?group='+group;
1312: var winName = 'LONchat_'+group;
1313: grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1314: }
1315:
1316: function edit_bookmarks() {
1317: go('');
1318: w_BookmarkPal_flag=1;
1319: bookmarkpal=window.open("/adm/bookmarks",
1320: "BookmarkPal", "width=400,height=505,scrollbars=0");
1321: }
1322:
1323: function annotate() {
1324: w_Annotator_flag=1;
1325: annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
1326: annotator.document.write(
1327: '$start_page_annotate'
1328: +"<form name='goannotate' target='Annotator' method='post' "
1329: +"action='/adm/annotations'>"
1330: +"<input type='hidden' name='symbnew' value='"+currentSymb+"' />"
1331: +"<\\/form>"
1332: +'$end_page_annotate');
1333: annotator.document.close();
1334: }
1335:
1336: function set_bookmark() {
1337: go('');
1338: clienttitle=document.title;
1339: clienthref=location.pathname;
1340: w_bmquery_flag=1;
1341: bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
1342: bmquery.document.write(
1343: '$start_page_bookmark'
1344: +"<center><form method='post'"
1345: +" name='newlink' action='/adm/bookmarks' target='bmquery' "
1346: +">\\n <table width=340 height=150 "
1347: +"bgcolor='ffffff' align=center><tr><td>Link Name:<br /><input "
1348: +"type='text' name='title' size=45 value='"+clienttitle+"' />"
1349: +"<br />Address:<br /><input type='text' name='address' size='45' "
1350: +"value='"+clienthref+"' /><br /><center><input type='submit' "
1351: +"value='Save' /> <input type='button' value='Close (no save)' "
1352: +"onclick='javascript:window.close();' /><\\/center><\\/td>"
1353: +"<\\/tr><\\/table><\\/form><\\/center>"
1354: +'$end_page_bookmark' );
1355: bmquery.document.close();
1356: }
1357:
1358: ENDUTILITY
1359: }
1360:
1361: sub serverform {
1362: return(<<ENDSERVERFORM);
1363: <form name="server" action="/adm/logout" method="post" target="_top">
1364: <input type="hidden" name="postdata" value="none" />
1365: <input type="hidden" name="command" value="none" />
1366: <input type="hidden" name="url" value="none" />
1367: <input type="hidden" name="symb" value="none" />
1368: </form>
1369: ENDSERVERFORM
1370: }
1371:
1372: sub constspaceform {
1373: return(<<ENDCONSTSPACEFORM);
1374: <form name="constspace" action="/adm/logout" method="post" target="_top">
1375: <input type="hidden" name="filename" value="" />
1376: </form>
1377: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1378: <input type="hidden" name="action" value="delete" />
1379: <input type="hidden" name="filename" value="" />
1380: </form>
1381: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1382: <input type="hidden" name="postdata" value="" />
1383: <input type="hidden" name="curseed" value="" />
1384: <input type="hidden" name="problemtype" value="" />
1385: </form>
1386:
1387: ENDCONSTSPACEFORM
1388: }
1389:
1390:
1391: sub get_nav_status {
1392: my $navstatus="swmenu.w_loncapanav_flag=";
1393: if ($env{'environment.remotenavmap'} eq 'on') {
1394: $navstatus.="1";
1395: } else {
1396: $navstatus.="-1";
1397: }
1398: return $navstatus;
1399: }
1400:
1401: #FIXME this needs to move into mydesktab and the other locations
1402: # the text is generated
1403: sub convert_menu_function {
1404: my ($rolename,$type) = @_;
1405: if ($type eq 'Group') {
1406: $rolename =~ s/student/member/g;
1407: $rolename =~ s/group/team/g;
1408: $rolename =~ s/course/group/g;
1409: $rolename =~ s/Course/Group/g;
1410: }
1411: return $rolename;
1412: }
1413:
1414: sub hidden_button_check {
1415: my $hidden;
1416: if ($env{'request.course.id'} eq '') {
1417: return;
1418: }
1419: if ($env{'request.role.adv'}) {
1420: return;
1421: }
1422: my $buttonshide = &Apache::lonnet::EXT('resource.0.buttonshide');
1423: return $buttonshide;
1424: }
1425:
1426: sub roles_selector {
1427: my ($cdom,$cnum) = @_;
1428: my $now = time;
1429: my %courseroles;
1430: my $is_cc;
1431: my $role_selector;
1432: if ($env{'user.role.cc./'.$cdom.'/'.$cnum}) {
1433: my ($start,$end) = split(/\./,$env{'user.role.cc./'.$cdom.'/'.$cnum});
1434:
1435: if ((($start) && ($start<0)) ||
1436: (($end) && ($end<$now)) ||
1437: (($start) && ($now<$start))) {
1438: $is_cc = 0;
1439: } else {
1440: $is_cc = 1;
1441: }
1442: }
1443: if ($is_cc) {
1444: my %adv_roles =
1445: &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
1446: foreach my $role (keys(%adv_roles),'st') {
1447: my ($urole,$usec) = split(/:/,$role);
1448: @{$courseroles{$urole}} = 'none';
1449: }
1450: } else {
1451: foreach my $item (keys(%env)) {
1452: if ($item =~ m-^user\.role\.([^.]+)\./\Q$cdom\E/\Q$cnum\E(/?\w*)$-) {
1453: my $role = $1;
1454: my $sec = $2;
1455: next if ($role eq 'gr');
1456: my ($start,$end) = split(/\./,$env{$item});
1457: next if (($start && $start > $now) || ($end && $end < $now));
1458: if ($sec eq '') {
1459: $sec = 'none';
1460: }
1461: if (ref($courseroles{$role}) eq 'ARRAY') {
1462: if (!grep(/^Q$sec\E$/,@{$courseroles{$role}})) {
1463: push(@{$courseroles{$role}},$sec);
1464: }
1465: } else {
1466: @{$courseroles{$role}} = ($sec);
1467: }
1468: }
1469: }
1470: }
1471: my @roles_order = ('cc','in','ta','ep','ad','st');
1472: if (keys(%courseroles) > 1) {
1473: $role_selector = &jump_to_role($cdom,$cnum);
1474: $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
1475: <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
1476: $role_selector .= '<option value="">'.&mt('Switch course role to..').'</option>';
1477: foreach my $role (@roles_order) {
1478: if (defined($courseroles{$role})) {
1479: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1480: }
1481: }
1482: foreach my $role (sort(keys(%courseroles))) {
1483: if ($role =~ /^cr/) {
1484: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1485: }
1486: }
1487: $role_selector .= '</select>'."\n".
1488: '<input type="hidden" name="destinationurl" value="'.
1489: $ENV{'REQUEST_URI'}.'" />'."\n".
1490: '<input type="hidden" name="gotorole" value="1" />'."\n".
1491: '<input type="hidden" name="selectrole" value="" />'."\n".
1492: '<input type="hidden" name="switch" value="1" />'."\n".
1493: '</form>';
1494: }
1495: return $role_selector;
1496: }
1497:
1498: sub jump_to_role {
1499: my ($cdom,$cnum) = @_;
1500: my $output = <<"END";
1501: <script type="text/javascript">
1502: function adhocRole(roleitem) {
1503: var newrole = document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
1504: if (newrole == '') {
1505: return;
1506: }
1507: newrole += './$cdom/$cnum';
1508: if (newrole == "$env{'request.role'}") {
1509: return;
1510: }
1511: itemid = retrieveIndex('gotorole');
1512: if (itemid != -1) {
1513: document.rolechooser.elements[itemid].name = newrole;
1514: }
1515: document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value = newrole;
1516: document.rolechooser.selectrole.value = '1';
1517: document.rolechooser.submit();
1518: return;
1519: }
1520:
1521: function retrieveIndex(item) {
1522: for (var i=0;i<document.rolechooser.elements.length;i++) {
1523: if (document.rolechooser.elements[i].name == item) {
1524: return i;
1525: }
1526: }
1527: return -1;
1528: }
1529:
1530:
1531: </script>
1532: END
1533: return $output;
1534: }
1535:
1536:
1537: # ================================================================ Main Program
1538:
1539: BEGIN {
1540: if (! defined($readdesk)) {
1541: {
1542: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
1543: if ( CORE::open( my $config,"<$tabfile") ) {
1544: while (my $configline=<$config>) {
1545: $configline=(split(/\#/,$configline))[0];
1546: $configline=~s/^\s+//;
1547: chomp($configline);
1548: if ($configline=~/^cat\:/) {
1549: my @entries=split(/\:/,$configline);
1550: $category_positions{$entries[2]}=$entries[1];
1551: $category_names{$entries[2]}=$entries[3];
1552: } elsif ($configline) {
1553: push(@desklines,$configline);
1554: }
1555: }
1556: CORE::close($config);
1557: }
1558: }
1559: $readdesk='done';
1560: }
1561: }
1562:
1563: 1;
1564: __END__
1565:
1566:
1567:
1568:
1569:
1570:
1571:
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