1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.241 2008/09/05 19:20:39 riegler 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 $desc = "Enter my construction space";
438: # Set defaults for co-authors
439: if ($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: if (($env{'environment.remote'} ne 'off') || ($env{'environment.icons'} eq 'classic')) {
902: $img=&mt($img);
903: }
904: my $idx=10*$row+$col;
905: $category_members{$cat}.=':'.$idx;
906:
907: unless (($env{'browser.interface'} eq 'textual') ||
908: ($env{'environment.remote'} eq 'off')) {
909: # Remote
910: return "\n".
911: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
912: } elsif ($env{'browser.interface'} eq 'textual') {
913: # Accessibility
914: if ($nobreak==2) { return ''; }
915: my $text=$top.' '.$bot;
916: $text=~s/\s*\-\s*//gs;
917: if ($nobreak) {
918: $inlineremote[$idx]=
919: '<a href="javascript:'.$act.';">'.$text.'</a>';
920: } else {
921: $inlineremote[$idx]="\n<br />".
922: $desc.' <a href="javascript:'.$act.';">'.$text.'</a>';
923: }
924: } else {
925: # Inline Remote
926: if ($env{'environment.icons'} ne 'classic') {
927: $img=~s/\.gif$/\.png/;
928: }
929: if ($nobreak==2) { return ''; }
930: my $text=$top.' '.$bot;
931: $text=~s/\s*\-\s*//gs;
932:
933: my $pic=
934: '<img alt="'.$text.'" src="'.
935: &Apache::loncommon::lonhttpdurl('/res/adm/pages/'.$img).
936: '" align="'.($nobreak==3?'right':'left').'" />';
937: if ($env{'browser.interface'} eq 'faketextual') {
938: # Accessibility
939: if ($nobreak==3) {
940: $inlineremote[$idx]="\n".
941: '<td class="LC_menubuttons_text" align="right">'.$text.
942: '</td><td class="LC_menubuttons_img" align="left">'.
943: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
944: } elsif ($nobreak) {
945: $inlineremote[$idx]="\n<tr>".
946: '<td class="LC_menubuttons_img" align="left">'.
947: '<a href="javascript:'.$act.';">'.$pic.'</a></td>
948: <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>';
949: } else {
950: $inlineremote[$idx]="\n<tr>".
951: '<td class="LC_menubuttons_img" align="left">'.
952: '<a href="javascript:'.$act.';">'.$pic.
953: '</a></td><td class="LC_menubuttons_text" colspan="3">'.
954: '<a class="LC_menubuttons_link" href="javascript:'.$act.';"><span class="LC_menubuttons_inline_text">'.$desc.'</span></a></td></tr>';
955: }
956: } else {
957: # Inline Menu
958: if ($env{'environment.icons'} eq 'iconsonly') {
959: $inlineremote[$idx]='<a title="'.$desc.'" href="javascript:'.$act.';">'.$pic.'</a>';
960: } else {
961: $inlineremote[$idx]=
962: '<a class="LC_menubuttons_link" href="javascript:'.$act.';">'.$pic.
963: '<span class="LC_menubuttons_inline_text">'.$desc.'</span></a>';
964: }
965: }
966: }
967: return '';
968: }
969:
970: sub secondlevel {
971: my $output='';
972: my
973: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat)=@_;
974: if ($prt eq 'any') {
975: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
976: } elsif ($prt=~/^r(\w+)/) {
977: if ($rol eq $1) {
978: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
979: }
980: }
981: return $output;
982: }
983:
984: sub openmenu {
985: my $menuname = &get_menu_name();
986: if (($env{'browser.interface'} eq 'textual') ||
987: ($env{'environment.remote'} eq 'off')) { return ''; }
988: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
989: return "window.open(".$nothing.",'".$menuname."');";
990: }
991:
992: sub inlinemenu {
993: undef(@inlineremote);
994: undef(%category_members);
995: &rawconfig(1);
996: my $output='<table id="LC_mainmenu"><tr>';
997: for (my $col=1; $col<=2; $col++) {
998: $output.='<td class="LC_mainmenu_col_fieldset">';
999: for (my $row=1; $row<=8; $row++) {
1000: foreach my $cat (keys(%category_members)) {
1001: if ($category_positions{$cat} ne "$col,$row") { next; }
1002: #$output.='<table id="LC_menubuttons_mainmenu"><tr><td colspan="4" class="LC_menubuttons_category">'.&mt($category_names{$cat}).'</td></tr>';
1003: $output.='<fieldset id="LC_mainmenu_fieldset">';
1004: $output.='<legend class="LC_mainmenu_fieldset_category">'.&mt($category_names{$cat}).'</legend>';
1005: $output.='<table id="LC_menubuttons_mainmenu">';
1006: my %active=();
1007: foreach my $menu_item (split(/\:/,$category_members{$cat})) {
1008: if ($inlineremote[$menu_item]) {
1009: $active{$menu_item}=1;
1010: }
1011: }
1012: foreach my $item (sort(keys(%active))) {
1013: $output.=$inlineremote[$item];
1014: &Apache::lonnet::logthis("item=$item output=$inlineremote[$item]");
1015: }
1016: $output.='</table>';
1017: $output.='</fieldset>';
1018: }
1019: }
1020: $output.="</td>";
1021: }
1022: $output.="</tr></table>";
1023: return $output;
1024: }
1025:
1026: sub rawconfig {
1027: my $textualoverride=shift;
1028: my $output='';
1029: unless (($env{'browser.interface'} eq 'textual') ||
1030: ($env{'environment.remote'} eq 'off')) {
1031: $output.=
1032: "window.status='Opening Remote Control';var swmenu=".&openmenu().
1033: "\nwindow.status='Configuring Remote Control ';";
1034: } else {
1035: unless ($textualoverride) { return ''; }
1036: }
1037: my $uname=$env{'user.name'};
1038: my $udom=$env{'user.domain'};
1039: my $adv=$env{'user.adv'};
1040: my $show_course=&show_course();
1041: my $author=$env{'user.author'};
1042: my $crs='';
1043: if ($env{'request.course.id'}) {
1044: $crs='/'.$env{'request.course.id'};
1045: if ($env{'request.course.sec'}) {
1046: $crs.='_'.$env{'request.course.sec'};
1047: }
1048: $crs=~s/\_/\//g;
1049: }
1050: my $pub=($env{'request.state'} eq 'published');
1051: my $con=($env{'request.state'} eq 'construct');
1052: my $rol=$env{'request.role'};
1053: my $requested_domain = $env{'request.role.domain'};
1054: foreach my $line (@desklines) {
1055: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc,$cat)=split(/\:/,$line);
1056: $prt=~s/\$uname/$uname/g;
1057: $prt=~s/\$udom/$udom/g;
1058: $prt=~s/\$crs/$crs/g;
1059: $prt=~s/\$requested_domain/$requested_domain/g;
1060: if ($category_names{$cat}!~/\w/) { $cat='oth'; }
1061: my $type = &Apache::loncommon::course_type();
1062: if ($type eq 'Group') {
1063: $desc = &convert_menu_function($desc,$type);
1064: }
1065: if ($pro eq 'clear') {
1066: $output.=&clear($row,$col);
1067: } elsif ($pro eq 'any') {
1068: $output.=&secondlevel(
1069: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1070: } elsif ($pro eq 'smp') {
1071: unless ($adv) {
1072: $output.=&secondlevel(
1073: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1074: }
1075: } elsif ($pro eq 'adv') {
1076: if ($adv) {
1077: $output.=&secondlevel(
1078: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1079: }
1080: } elsif ($pro eq 'shc') {
1081: if ($show_course) {
1082: $output.=&secondlevel(
1083: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1084: }
1085: } elsif ($pro eq 'nsc') {
1086: if (!$show_course) {
1087: $output.=&secondlevel(
1088: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc,$cat);
1089: }
1090: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1091: if (&Apache::lonnet::allowed($1,$prt)) {
1092: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1093: }
1094: } elsif ($pro eq 'course') {
1095: if ($env{'request.course.fn'}) {
1096: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1097: }
1098: } elsif ($pro =~ /^courseenv_(.*)$/) {
1099: my $key = $1;
1100: if ($env{'course.'.$env{'request.course.id'}.'.'.$key}) {
1101: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1102: }
1103: } elsif ($pro =~ /^course_(.*)$/) {
1104: # Check for permissions inside of a course
1105: if (($env{'request.course.id'}) &&
1106: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
1107: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
1108: )) {
1109: $output.=&switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$cat);
1110: }
1111: } elsif ($pro eq 'author') {
1112: if ($author) {
1113: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
1114: (($prt eq 'raa') && ($env{'request.role'}=~/^aa/)) ||
1115: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
1116: # Check that we are on the correct machine
1117: my $cadom=$requested_domain;
1118: my $caname=$env{'user.name'};
1119: if (($prt eq 'rca') || ($prt eq 'raa')) {
1120: ($cadom,$caname)=
1121: ($env{'request.role'}=~/($match_domain)\/($match_username)$/);
1122: }
1123: $act =~ s/\$caname/$caname/g;
1124: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1125: my $allowed=0;
1126: my @ids=&Apache::lonnet::current_machine_ids();
1127: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
1128: if ($allowed) {
1129: $output.=&switch($caname,$cadom,
1130: $row,$col,$img,$top,$bot,$act,$desc,$cat);
1131: }
1132: }
1133: }
1134: }
1135: }
1136: unless (($env{'browser.interface'} eq 'textual') ||
1137: ($env{'environment.remote'} eq 'off')) {
1138: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1139: if (&Apache::lonmsg::newmail()) {
1140: $output.='swmenu.setstatus("you have","messages");';
1141: }
1142: }
1143:
1144: return $output;
1145: }
1146:
1147: # ======================================================================= Close
1148:
1149: sub close {
1150: if (($env{'browser.interface'} eq 'textual') ||
1151: ($env{'environment.remote'} eq 'off')) { return ''; }
1152: my $menuname = &get_menu_name();
1153: return(<<ENDCLOSE);
1154: <script type="text/javascript">
1155: window.status='Accessing Remote Control';
1156: menu=window.open("/adm/rat/empty.html","$menuname",
1157: "height=350,width=150,scrollbars=no,menubar=no");
1158: window.status='Disabling Remote Control';
1159: menu.active=0;
1160: menu.autologout=0;
1161: window.status='Closing Remote Control';
1162: menu.close();
1163: window.status='Done.';
1164: </script>
1165: ENDCLOSE
1166: }
1167:
1168: # ====================================================================== Footer
1169:
1170: sub footer {
1171:
1172: }
1173:
1174: sub nav_control_js {
1175: my $nav=($env{'environment.remotenavmap'} eq 'on');
1176: return (<<NAVCONTROL);
1177: var w_loncapanav_flag="$nav";
1178:
1179:
1180: function gonav(url) {
1181: if (w_loncapanav_flag != 1) {
1182: gopost(url,'');
1183: } else {
1184: navwindow=window.open(url,
1185: "loncapanav","height=600,width=400,scrollbars=1");
1186: }
1187: }
1188: NAVCONTROL
1189: }
1190:
1191: sub utilityfunctions {
1192: my $caller = shift;
1193: unless (($env{'browser.interface'} eq 'textual') ||
1194: ($env{'environment.remote'} eq 'off') || ($caller eq '/adm/menu')) { return ''; }
1195: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1196: $currenturl=&Apache::lonenc::check_encrypt(&unescape($currenturl));
1197:
1198: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1199: my $nav_control=&nav_control_js();
1200:
1201: my $start_page_annotate =
1202: &Apache::loncommon::start_page('Annotator',undef,
1203: {'only_body' => 1,
1204: 'js_ready' => 1,
1205: 'bgcolor' => '#BBBBBB',
1206: 'add_entries' => {
1207: 'onload' => 'javascript:document.goannotate.submit();'}});
1208:
1209: my $end_page_annotate =
1210: &Apache::loncommon::end_page({'js_ready' => 1});
1211:
1212: my $start_page_bookmark =
1213: &Apache::loncommon::start_page('Bookmarks',undef,
1214: {'only_body' => 1,
1215: 'js_ready' => 1,
1216: 'bgcolor' => '#BBBBBB',});
1217:
1218: my $end_page_bookmark =
1219: &Apache::loncommon::end_page({'js_ready' => 1});
1220:
1221: return (<<ENDUTILITY)
1222:
1223: var currentURL="$currenturl";
1224: var reloadURL="$currenturl";
1225: var currentSymb="$currentsymb";
1226:
1227: $nav_control
1228:
1229: function go(url) {
1230: if (url!='' && url!= null) {
1231: currentURL = null;
1232: currentSymb= null;
1233: window.location.href=url;
1234: }
1235: }
1236:
1237: function gopost(url,postdata) {
1238: if (url!='') {
1239: this.document.server.action=url;
1240: this.document.server.postdata.value=postdata;
1241: this.document.server.command.value='';
1242: this.document.server.url.value='';
1243: this.document.server.symb.value='';
1244: this.document.server.submit();
1245: }
1246: }
1247:
1248: function gocmd(url,cmd) {
1249: if (url!='') {
1250: this.document.server.action=url;
1251: this.document.server.postdata.value='';
1252: this.document.server.command.value=cmd;
1253: this.document.server.url.value=currentURL;
1254: this.document.server.symb.value=currentSymb;
1255: this.document.server.submit();
1256: }
1257: }
1258:
1259: function gocstr(url,filename) {
1260: if (url == '/adm/cfile?action=delete') {
1261: this.document.cstrdelete.filename.value = filename
1262: this.document.cstrdelete.submit();
1263: return;
1264: }
1265: if (url == '/adm/printout') {
1266: this.document.cstrprint.postdata.value = filename
1267: this.document.cstrprint.curseed.value = 0;
1268: this.document.cstrprint.problemtype.value = 0;
1269: if (this.document.lonhomework) {
1270: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1271: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1272: }
1273: if (this.document.lonhomework.problemtype) {
1274: if (this.document.lonhomework.problemtype.value) {
1275: this.document.cstrprint.problemtype.value =
1276: this.document.lonhomework.problemtype.value;
1277: } else if (this.document.lonhomework.problemtype.options) {
1278: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1279: if (this.document.lonhomework.problemtype.options[i].selected) {
1280: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1281: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1282: }
1283: }
1284: }
1285: }
1286: }
1287: }
1288: this.document.cstrprint.submit();
1289: return;
1290: }
1291: if (url !='') {
1292: this.document.constspace.filename.value = filename;
1293: this.document.constspace.action = url;
1294: this.document.constspace.submit();
1295: }
1296: }
1297:
1298: function golist(url) {
1299: if (url!='' && url!= null) {
1300: currentURL = null;
1301: currentSymb= null;
1302: top.location.href=url;
1303: }
1304: }
1305:
1306:
1307:
1308: function catalog_info() {
1309: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1310: }
1311:
1312: function chat_win() {
1313: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1314: }
1315:
1316: function group_chat(group) {
1317: var url = '/adm/groupchat?group='+group;
1318: var winName = 'LONchat_'+group;
1319: grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1320: }
1321:
1322: function edit_bookmarks() {
1323: go('');
1324: w_BookmarkPal_flag=1;
1325: bookmarkpal=window.open("/adm/bookmarks",
1326: "BookmarkPal", "width=400,height=505,scrollbars=0");
1327: }
1328:
1329: function annotate() {
1330: w_Annotator_flag=1;
1331: annotator=window.open('','Annotator','width=365,height=265,scrollbars=0');
1332: annotator.document.write(
1333: '$start_page_annotate'
1334: +"<form name='goannotate' target='Annotator' method='post' "
1335: +"action='/adm/annotations'>"
1336: +"<input type='hidden' name='symbnew' value='"+currentSymb+"' />"
1337: +"<\\/form>"
1338: +'$end_page_annotate');
1339: annotator.document.close();
1340: }
1341:
1342: function set_bookmark() {
1343: go('');
1344: clienttitle=document.title;
1345: clienthref=location.pathname;
1346: w_bmquery_flag=1;
1347: bmquery=window.open('','bmquery','width=365,height=165,scrollbars=0');
1348: bmquery.document.write(
1349: '$start_page_bookmark'
1350: +"<center><form method='post'"
1351: +" name='newlink' action='/adm/bookmarks' target='bmquery' "
1352: +">\\n <table width=340 height=150 "
1353: +"bgcolor='ffffff' align=center><tr><td>Link Name:<br /><input "
1354: +"type='text' name='title' size=45 value='"+clienttitle+"' />"
1355: +"<br />Address:<br /><input type='text' name='address' size='45' "
1356: +"value='"+clienthref+"' /><br /><center><input type='submit' "
1357: +"value='Save' /> <input type='button' value='Close (no save)' "
1358: +"onclick='javascript:window.close();' /><\\/center><\\/td>"
1359: +"<\\/tr><\\/table><\\/form><\\/center>"
1360: +'$end_page_bookmark' );
1361: bmquery.document.close();
1362: }
1363:
1364: ENDUTILITY
1365: }
1366:
1367: sub serverform {
1368: return(<<ENDSERVERFORM);
1369: <form name="server" action="/adm/logout" method="post" target="_top">
1370: <input type="hidden" name="postdata" value="none" />
1371: <input type="hidden" name="command" value="none" />
1372: <input type="hidden" name="url" value="none" />
1373: <input type="hidden" name="symb" value="none" />
1374: </form>
1375: ENDSERVERFORM
1376: }
1377:
1378: sub constspaceform {
1379: return(<<ENDCONSTSPACEFORM);
1380: <form name="constspace" action="/adm/logout" method="post" target="_top">
1381: <input type="hidden" name="filename" value="" />
1382: </form>
1383: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1384: <input type="hidden" name="action" value="delete" />
1385: <input type="hidden" name="filename" value="" />
1386: </form>
1387: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1388: <input type="hidden" name="postdata" value="" />
1389: <input type="hidden" name="curseed" value="" />
1390: <input type="hidden" name="problemtype" value="" />
1391: </form>
1392:
1393: ENDCONSTSPACEFORM
1394: }
1395:
1396:
1397: sub get_nav_status {
1398: my $navstatus="swmenu.w_loncapanav_flag=";
1399: if ($env{'environment.remotenavmap'} eq 'on') {
1400: $navstatus.="1";
1401: } else {
1402: $navstatus.="-1";
1403: }
1404: return $navstatus;
1405: }
1406:
1407: #FIXME this needs to move into mydesktab and the other locations
1408: # the text is generated
1409: sub convert_menu_function {
1410: my ($rolename,$type) = @_;
1411: if ($type eq 'Group') {
1412: $rolename =~ s/student/member/g;
1413: $rolename =~ s/group/team/g;
1414: $rolename =~ s/course/group/g;
1415: $rolename =~ s/Course/Group/g;
1416: }
1417: return $rolename;
1418: }
1419:
1420: sub hidden_button_check {
1421: my $hidden;
1422: if ($env{'request.course.id'} eq '') {
1423: return;
1424: }
1425: if ($env{'request.role.adv'}) {
1426: return;
1427: }
1428: my $buttonshide = &Apache::lonnet::EXT('resource.0.buttonshide');
1429: return $buttonshide;
1430: }
1431:
1432: sub roles_selector {
1433: my ($cdom,$cnum) = @_;
1434: my $now = time;
1435: my (%courseroles,%seccount,%gotnosection);
1436: my $is_cc;
1437: my $role_selector;
1438: if ($env{'user.role.cc./'.$cdom.'/'.$cnum}) {
1439: my ($start,$end) = split(/\./,$env{'user.role.cc./'.$cdom.'/'.$cnum});
1440:
1441: if ((($start) && ($start<0)) ||
1442: (($end) && ($end<$now)) ||
1443: (($start) && ($now<$start))) {
1444: $is_cc = 0;
1445: } else {
1446: $is_cc = 1;
1447: }
1448: }
1449: if ($is_cc) {
1450: my %adv_roles =
1451: &Apache::lonnet::get_course_adv_roles($env{'request.course.id'},1);
1452: foreach my $role (keys(%adv_roles)) {
1453: my ($urole,$usec) = split(/:/,$role);
1454: if (!$gotnosection{$urole}) {
1455: $seccount{$urole} ++;
1456: $gotnosection{$urole} = 1;
1457: }
1458: if (ref($courseroles{$urole}) eq 'ARRAY') {
1459: if ($usec ne '') {
1460: if (!grep(/^Q$usec\E$/,@{$courseroles{$urole}})) {
1461: push(@{$courseroles{$urole}},$usec);
1462: $seccount{$urole} ++;
1463: }
1464: }
1465: } else {
1466: @{$courseroles{$urole}} = ();
1467: if ($usec ne '') {
1468: $seccount{$urole} ++;
1469: push(@{$courseroles{$urole}},$usec);
1470: }
1471: }
1472: }
1473: my %sections_count = &Apache::loncommon::get_sections($cdom,$cnum);
1474: @{$courseroles{'st'}} = ();
1475: if (keys(%sections_count) > 0) {
1476: push(@{$courseroles{'st'}},keys(%sections_count));
1477: }
1478: } else {
1479: foreach my $item (keys(%env)) {
1480: if ($item =~ m-^user\.role\.([^.]+)\./\Q$cdom\E/\Q$cnum\E/?(\w*)$-) {
1481: my $role = $1;
1482: my $sec = $2;
1483: next if ($role eq 'gr');
1484: my ($start,$end) = split(/\./,$env{$item});
1485: next if (($start && $start > $now) || ($end && $end < $now));
1486: if ($sec eq '') {
1487: if (!$gotnosection{$role}) {
1488: $seccount{$role} ++;
1489: $gotnosection{$role} = 1;
1490: }
1491: }
1492: if (ref($courseroles{$role}) eq 'ARRAY') {
1493: if ($sec ne '') {
1494: if (!grep(/^Q$sec\E$/,@{$courseroles{$role}})) {
1495: push(@{$courseroles{$role}},$sec);
1496: $seccount{$role} ++;
1497: }
1498: }
1499: } else {
1500: @{$courseroles{$role}} = ();
1501: if ($sec ne '') {
1502: $seccount{$role} ++;
1503: push(@{$courseroles{$role}},$sec);
1504: }
1505: }
1506: }
1507: }
1508: }
1509: my @roles_order = ('cc','in','ta','ep','ad','st');
1510: if (keys(%courseroles) > 1) {
1511: $role_selector = &jump_to_role($cdom,$cnum,\%seccount,\%courseroles);
1512: $role_selector .= '<form name="rolechooser" method="post" action="/adm/roles">
1513: <select name="switchrole" onchange="javascript:adhocRole('."'switchrole'".')">';
1514: $role_selector .= '<option value="">'.&mt('Switch course role to...').'</option>';
1515: foreach my $role (@roles_order) {
1516: if (defined($courseroles{$role})) {
1517: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1518: }
1519: }
1520: foreach my $role (sort(keys(%courseroles))) {
1521: if ($role =~ /^cr/) {
1522: $role_selector .= "\n".'<option value="'.$role.'">'.&Apache::lonnet::plaintext($role).'</option>';
1523: }
1524: }
1525: $role_selector .= '</select>'."\n".
1526: '<input type="hidden" name="destinationurl" value="'.
1527: $ENV{'REQUEST_URI'}.'" />'."\n".
1528: '<input type="hidden" name="gotorole" value="1" />'."\n".
1529: '<input type="hidden" name="selectrole" value="" />'."\n".
1530: '<input type="hidden" name="switch" value="1" />'."\n".
1531: '</form>';
1532: }
1533: return $role_selector;
1534: }
1535:
1536: sub jump_to_role {
1537: my ($cdom,$cnum,$seccount,$courseroles) = @_;
1538: my %lt = &Apache::lonlocal::texthash(
1539: this => 'This role has section(s) associated with it.',
1540: ente => 'Enter a specific section.',
1541: orlb => 'Enter a specific section, or leave blank for no section.',
1542: avai => 'Available sections are:',
1543: youe => 'You entered an invalid section choice:',
1544: plst => 'Please try again',
1545: );
1546: my $js;
1547: if (ref($courseroles) eq 'HASH') {
1548: $js = ' var secpick = new Array("'.$lt{'ente'}.'","'.$lt{'orlb'}.'");'."\n".
1549: ' var numsec = new Array();'."\n".
1550: ' var rolesections = new Array();'."\n".
1551: ' var rolenames = new Array();'."\n".
1552: ' var roleseclist = new Array();'."\n";
1553: my @items = keys(%{$courseroles});
1554: for (my $i=0; $i<@items; $i++) {
1555: $js .= ' rolenames['.$i.'] = "'.$items[$i].'";'."\n";
1556: my ($secs,$secstr);
1557: if (ref($courseroles->{$items[$i]}) eq 'ARRAY') {
1558: my @sections = sort { $a <=> $b } @{$courseroles->{$items[$i]}};
1559: $secs = join('","',@sections);
1560: $secstr = join(', ',@sections);
1561: }
1562: $js .= ' rolesections['.$i.'] = new Array("'.$secs.'");'."\n".
1563: ' roleseclist['.$i.'] = "'.$secstr.'";'."\n".
1564: ' numsec['.$i.'] = "'.$seccount->{$items[$i]}.'";'."\n";
1565: }
1566: }
1567: my $output = <<"END";
1568: <script type="text/javascript">
1569: function adhocRole(roleitem) {
1570: $js
1571: var newrole = document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value;
1572: if (newrole == '') {
1573: return;
1574: }
1575: var fullrole = newrole+'./$cdom/$cnum';
1576: var selidx = '';
1577: for (var i=0; i<rolenames.length; i++) {
1578: if (rolenames[i] == newrole) {
1579: selidx = i;
1580: }
1581: }
1582: var secok = 1;
1583: var secchoice = '';
1584: if (selidx >= 0) {
1585: if (numsec[selidx] > 1) {
1586: secok = 0;
1587: var numrolesec = rolesections[selidx].length;
1588: var msgidx = numsec[selidx] - numrolesec;
1589: secchoice = prompt("$lt{'this'}\\n"+secpick[msgidx]+"\\n$lt{'avai'} "+roleseclist[selidx],"");
1590: if (secchoice == '') {
1591: if (msgidx > 0) {
1592: secok = 1;
1593: }
1594: } else {
1595: for (var j=0; j<rolesections[selidx].length; j++) {
1596: if (rolesections[selidx][j] == secchoice) {
1597: secok = 1;
1598: }
1599: }
1600: }
1601: } else {
1602: if (rolesections[selidx].length == 1) {
1603: secchoice = rolesections[selidx][0];
1604: }
1605: }
1606: }
1607: if (secok == 1) {
1608: if (secchoice != '') {
1609: fullrole += '/'+secchoice;
1610: }
1611: } else {
1612: document.rolechooser.elements[roleitem].selectedIndex = 0;
1613: if (secchoice != null) {
1614: alert("$lt{'youe'} \\""+secchoice+"\\".\\n $lt{'plst'}");
1615: }
1616: return;
1617: }
1618: if (fullrole == "$env{'request.role'}") {
1619: return;
1620: }
1621: itemid = retrieveIndex('gotorole');
1622: if (itemid != -1) {
1623: document.rolechooser.elements[itemid].name = fullrole;
1624: }
1625: document.rolechooser.elements[roleitem].options[document.rolechooser.elements[roleitem].selectedIndex].value = fullrole;
1626: document.rolechooser.selectrole.value = '1';
1627: document.rolechooser.submit();
1628: return;
1629: }
1630:
1631: function retrieveIndex(item) {
1632: for (var i=0;i<document.rolechooser.elements.length;i++) {
1633: if (document.rolechooser.elements[i].name == item) {
1634: return i;
1635: }
1636: }
1637: return -1;
1638: }
1639:
1640:
1641: </script>
1642: END
1643: return $output;
1644: }
1645:
1646:
1647: # ================================================================ Main Program
1648:
1649: BEGIN {
1650: if (! defined($readdesk)) {
1651: {
1652: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
1653: if ( CORE::open( my $config,"<$tabfile") ) {
1654: while (my $configline=<$config>) {
1655: $configline=(split(/\#/,$configline))[0];
1656: $configline=~s/^\s+//;
1657: chomp($configline);
1658: if ($configline=~/^cat\:/) {
1659: my @entries=split(/\:/,$configline);
1660: $category_positions{$entries[2]}=$entries[1];
1661: $category_names{$entries[2]}=$entries[3];
1662: } elsif ($configline) {
1663: push(@desklines,$configline);
1664: }
1665: }
1666: CORE::close($config);
1667: }
1668: }
1669: $readdesk='done';
1670: }
1671: }
1672:
1673: 1;
1674: __END__
1675:
1676:
1677:
1678:
1679:
1680:
1681:
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