1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.153 2005/06/06 02:29:46 albertel 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::Constants qw(:common);
44: use Apache::lonhtmlcommon();
45: use Apache::loncommon();
46: use Apache::lonenc();
47: use Apache::lonlocal;
48:
49: use vars qw(@desklines $readdesk);
50:
51:
52: my @inlineremote;
53: my $font;
54: my $tabbg;
55: my $pgbg;
56:
57: # ================================================================ Little texts
58:
59: sub initlittle {
60: return &Apache::lonlocal::texthash('ret' => 'Return to Last Location',
61: 'nav' => 'Navigate Contents',
62: 'main' => 'Main Menu',
63: 'roles' => ($env{'user.adv'}?
64: 'Roles':'Courses'),
65: 'docs' => 'Course Documents',
66: 'exit' => 'Exit',
67: 'launch' => 'Launch Remote Control');
68: }
69:
70: # ============================= This gets called at the top of the body section
71:
72: sub menubuttons {
73: my $forcereg=shift;
74: my $target =shift;
75: my $registration=shift;
76: my $titletable=shift;
77: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
78: ['inhibitmenu']);
79: if (($env{'form.inhibitmenu'} eq 'yes') ||
80: ($ENV{'REQUEST_URI'} eq '/adm/logout')) { return ''; }
81:
82: my $navmaps='';
83: my $reloadlink='';
84: my $docs='';
85: my $escurl=&Apache::lonnet::escape(&Apache::lonenc::check_encrypt($env{'request.noversionuri'}));
86: my $escsymb=&Apache::lonnet::escape(&Apache::lonenc::check_encrypt($env{'request.symb'}));
87: if ($env{'request.state'} eq 'construct') {
88: if (($env{'request.noversionuri'} eq '') || (!defined($env{'request.noversionuri'}))) {
89: my $returnurl = $env{'request.filename'};
90: $returnurl =~ s:^/home/([^/]+)/public_html/(.*)$:/priv/$1/$2:;
91: $escurl = &Apache::lonnet::escape($returnurl);
92: }
93: }
94: if ($env{'browser.interface'} eq 'textual') {
95: # Textual display only
96: my %lt=&initlittle();
97: $pgbg='#FFFFFF';
98: $tabbg='#FFFFFF';
99: $font='#000000';
100: if ($env{'request.course.id'}) {
101: $navmaps=(<<ENDNAV);
102: <a href="/adm/navmaps?postdata=$escurl&postsymb=$escsymb" target="_top">$lt{'nav'}</a>
103: ENDNAV
104: if (($env{'request.noversionuri'}=~/^\/adm\//) &&
105: ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
106: ($env{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) {
107: my $escreload=&Apache::lonnet::escape('return:');
108: $reloadlink=(<<ENDRELOAD);
109: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">$lt{'ret'}</font></a>
110: ENDRELOAD
111: }
112: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
113: $docs=(<<ENDDOCS);
114: <a href="/adm/coursedocs" target="_top"><font color="$font">$lt{'docs'}</font></a>
115: ENDDOCS
116: }
117: }
118: my $form=&serverform();
119: my $utility=&utilityfunctions();
120: my $output=(<<ENDMAINMENU);
121: <script type="text/javascript">
122: // BEGIN LON-CAPA Internal
123: $utility
124: </script>
125: <a href="/adm/menu" target="_top">$lt{'main'}</a>
126: $reloadlink $navmaps $docs
127: <a href="/adm/roles" target="_top"><font color="$font">$lt{'roles'}</font></a>
128: <a href="/adm/logout" target="_top"><font color="$font">$lt{'exit'}</font></a>
129: <br />
130: <script type="text/javascript">
131: // END LON-CAPA Internal
132: </script>
133: $form
134: ENDMAINMENU
135: if ($registration) { $output.=&innerregister($forcereg,$target); }
136: return $output."<hr />";
137: } elsif ($env{'environment.remote'} eq 'off') {
138: # Remote Control is switched off
139: # figure out colors
140: my %lt=&initlittle();
141: my $function='student';
142: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
143: $function='coordinator';
144: }
145: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
146: $function='admin';
147: }
148: if (($env{'request.role'}=~/^(au|ca)/) ||
149: ($env{'request.noversionuri'}=~/^(\/priv|\~)/)) {
150: $function='author';
151: }
152: my $domain=&Apache::loncommon::determinedomain();
153: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
154: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
155: $font=&Apache::loncommon::designparm($function.'.font',$domain);
156: my $link=&Apache::loncommon::designparm($function.'.link',$domain);
157: my $alink=&Apache::loncommon::designparm($function.'.alink',$domain);
158: my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain);
159: my $sidebg=&Apache::loncommon::designparm($function.'.sidebg',$domain);
160: # Do we have a NAV link?
161: if ($env{'request.course.id'}) {
162: my $link='/adm/navmaps?postdata='.$escurl.'&postsymb='.
163: $escsymb;
164: if ($env{'environment.remotenavmap'} eq 'on') {
165: $link="javascript:gonav('".$link."')";
166: }
167: $navmaps=(<<ENDNAV);
168: <td bgcolor="$tabbg">
169: <a href="$link"><font color="$font">$lt{'nav'}</font></a></td>
170: ENDNAV
171: if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
172: $docs=(<<ENDDOCS);
173: <td bgcolor="$tabbg">
174: <a href="/adm/coursedocs"><font color="$font">$lt{'docs'}</font></a></td>
175: ENDDOCS
176: }
177: if (
178: ($env{'request.noversionuri'}=~m[^/(res|public)/] &&
179: $env{'request.symb'} eq '')
180: ||
181: (($env{'request.noversionuri'}=~/^\/adm\//) &&
182: ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
183: ($env{'request.noversionuri'}!~
184: m[^/adm/.*/(smppg|bulletinboard|aboutme)($|\?)])
185: )
186: ) {
187: my $escreload=&Apache::lonnet::escape('return:');
188: $reloadlink=(<<ENDRELOAD);
189: <td bgcolor="$tabbg">
190: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">$lt{'ret'}</font></a></td>
191: ENDRELOAD
192: }
193: }
194: my $reg='';
195: if ($registration) {
196: $reg=&innerregister($forcereg,$target,$titletable);
197: }
198: my $form=&serverform();
199: my $utility=&utilityfunctions();
200: my $logo=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/minilogo.gif");
201: return (<<ENDINLINEMENU);
202: <script type="text/javascript">
203: // BEGIN LON-CAPA Internal
204: // <![CDATA[
205: $utility
206: // ]]>
207: </script>
208: <font face="Arial,Helvetica,sans-serif"><table bgcolor="$pgbg" width="100%" border="0" cellpadding="1" cellspacing="1">
209: <tr>
210: <td bgcolor="$tabbg">
211: <a href="/adm/menu" target="_top"><font color="$font">$lt{'main'}</font></a>
212: </td>
213: $reloadlink
214: $navmaps
215: $docs
216: <td bgcolor="$tabbg">
217: <a href="/adm/remote?action=launch&url=$escurl" target="_top">
218: <font color="$font">$lt{'launch'}</font></a></td>
219: <td bgcolor="$tabbg">
220: <a href="/adm/roles" target="_top"><font color="$font">$lt{'roles'}</font></a>
221: </td>
222: <td bgcolor="$tabbg">
223: <a href="/adm/logout" target="_top"><font color="$font">$lt{'exit'}</font></a>
224: </td>
225: <td bgcolor="$tabbg">
226: <img align="right" src="$logo" />
227: <b>LON-CAPA</b></td>
228: $form
229: </tr>
230: </table>
231: </font>
232: <script type="text/javascript">
233: // END LON-CAPA Internal
234: </script>
235: $reg
236: ENDINLINEMENU
237: } else {
238: return '';
239: }
240: }
241:
242: # ====================================== This gets called in the header section
243:
244: sub registerurl {
245: my $forcereg=shift;
246: my $target = shift;
247: my $result = '';
248: if ($env{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
249: my $force_title='';
250: if ($env{'request.state'} eq 'construct') {
251: $force_title=&Apache::lonxml::display_title();
252: }
253: if ($target eq 'edit') {
254: $result .="<script type=\"text/javascript\">\n".
255: "if (typeof swmenu != 'undefined') {swmenu.currentURL=null;}\n".
256: &Apache::loncommon::browser_and_searcher_javascript().
257: "\n</script>\n";
258: }
259: if (($env{'browser.interface'} eq 'textual') ||
260: ($env{'environment.remote'} eq 'off') ||
261: ((($env{'request.publicaccess'}) ||
262: (!&Apache::lonnet::is_on_map(
263: &Apache::lonnet::unescape($env{'request.noversionuri'})))) &&
264: (!$forcereg))) {
265: return $result.
266: '<script type="text/javascript">function LONCAPAreg(){;} function LONCAPAstale(){}</script>'.$force_title;
267: }
268: # Graphical display after login only
269: if ($Apache::lonxml::registered && !$forcereg) { return ''; }
270: if ($target ne 'edit') {
271: $result.=&innerregister($forcereg,$target);
272: }
273: return $result.$force_title;
274: }
275:
276: # =========== This gets called in order to register a URL, both with the Remote
277: # =========== and in the body of the document
278:
279: sub innerregister {
280: my $forcereg=shift;
281: my $target = shift;
282: my $titletable = shift;
283: my $result = '';
284: my ($uname,$thisdisfn);
285: my $const_space = ($env{'request.state'} eq 'construct');
286: my $is_const_dir = 0;
287:
288: if ($env{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
289:
290: $Apache::lonxml::registered=1;
291:
292: my $textinter=($env{'browser.interface'} eq 'textual');
293: my $noremote=($env{'environment.remote'} eq 'off');
294:
295: my $textual=($textinter || $noremote);
296:
297: @inlineremote=();
298: undef @inlineremote;
299:
300: my $reopen=&Apache::lonmenu::reopenmenu();
301:
302: my $newmail='';
303: if ($noremote) {
304: $newmail='<font face="Arial,Helvetica,sans-serif"><table bgcolor="'.$pgbg.'" border="0" cellspacing="1" cellpadding="1" width="100%"><tr><td bgcolor="'.$tabbg.'">';
305: }
306: if (($textual) && ($env{'request.symb'}) && ($env{'request.course.id'})) {
307: my ($mapurl,$rid,$resurl)=
308: &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
309: $newmail.=$env{'course.'.$env{'request.course.id'}.'.description'};
310: my $maptitle=&Apache::lonnet::gettitle($mapurl);
311: my $restitle=&Apache::lonnet::gettitle(&Apache::lonnet::symbread());
312: if ($maptitle && $maptitle ne 'default.sequence') {
313: $newmail.=', '.$maptitle;
314: }
315: if ($restitle) {
316: $newmail.=': '.$restitle;
317: }
318: $newmail.=' ';
319: }
320: if (&Apache::lonmsg::newmail()) {
321: $newmail=($textual?
322: '<b><a href="/adm/communicate" target="_top">You have new messages</a></b><br />':
323: 'swmenu.setstatus("you have","messages");');
324: }
325: if ($env{'request.state'} eq 'construct') {
326: $newmail = $titletable;
327: } else {
328: if ($noremote) {
329: $newmail.='</td></tr></table></font>';
330: }
331: }
332: my $timesync=($textual?'':'swmenu.syncclock(1000*'.time.');');
333: my $tablestart=($noremote?'<font face="Arial,Helvetica,sans-serif"><table bgcolor="'.$pgbg.'" border="0" cellspacing="1" cellpadding="1" width="100%">':'').($textinter?'<br /><a href="#content">'.&mt('Skip to Content').'</a><br />':'');
334: my $tableend=($noremote?'</table></font>':'').($textinter?'<a name="content" />':'');
335: # =============================================================================
336: # ============================ This is for URLs that actually can be registered
337: if (($env{'request.noversionuri'}!~m|^/(res/)*adm/|) || ($forcereg)) {
338: # -- This applies to homework problems for users with grading privileges
339: my $crs='/'.$env{'request.course.id'};
340: if ($env{'request.course.sec'}) {
341: $crs.='_'.$env{'request.course.sec'};
342: }
343: $crs=~s/\_/\//g;
344:
345: my $hwkadd='';
346: if ($env{'request.symb'} ne '' &&
347: $env{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) {
348: if (&Apache::lonnet::allowed('vgr',$crs)) {
349: $hwkadd.=&switch('','',7,1,'subm.gif','view sub-[_1]','missions[_1]',
350: "gocmd('/adm/grades','submission')",
351: 'View user submissions for this assessment resource');
352: }
353: if (&Apache::lonnet::allowed('mgr',$crs)) {
354: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_3]',
355: "gocmd('/adm/grades','gradingmenu')",
356: 'Modify user grades for this assessment resource');
357: }
358: }
359: if ($env{'request.symb'} ne '' &&
360: &Apache::lonnet::allowed('opa',$crs)) {
361: $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]',
362: "gocmd('/adm/parmset','set')",
363: 'Modify deadlines, etc, for this resource');
364: }
365: # -- End Homework
366: ###
367: ### Determine whether or not to display the 'cstr' button for this
368: ### resource
369: ###
370: my $editbutton = '';
371: if ($env{'user.author'}) {
372: if ($env{'request.role'}=~/^(ca|au)/) {
373: # Set defaults for authors
374: my ($top,$bottom) = ('con-','struct');
375: my $action = "go('/priv/".$env{'user.name'}."');";
376: my $cadom = $env{'request.role.domain'};
377: my $caname = $env{'user.name'};
378: my $desc = "Enter my resource construction space";
379: # Set defaults for co-authors
380: if ($env{'request.role'} =~ /^ca/) {
381: ($cadom,$caname)=($env{'request.role'}=~/(\w+)\/(\w+)$/);
382: ($top,$bottom) = ('co con-','struct');
383: $action = "go('/priv/".$caname."');";
384: $desc = "Enter construction space as co-author";
385: }
386: # Check that we are on the correct machine
387: my $home = &Apache::lonnet::homeserver($caname,$cadom);
388: my $allowed=0;
389: my @ids=&Apache::lonnet::current_machine_ids();
390: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
391: if (!$allowed) {
392: $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc);
393: }
394: }
395: ##
396: ## Determine if user can edit url.
397: ##
398: my $cfile='';
399: my $cfuname='';
400: my $cfudom='';
401: if ($env{'request.filename'}) {
402: my $file=&Apache::lonnet::declutter($env{'request.filename'});
403: $file=~s/^(\w+)\/(\w+)/\/priv\/$2/;
404: # Check that the user has permission to edit this resource
405: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
406: if (defined($cfudom)) {
407: my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
408: my $allowed=0;
409: my @ids=&Apache::lonnet::current_machine_ids();
410: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
411: if ($allowed) {
412: $cfile=$file;
413: }
414: }
415: }
416: # Finally, turn the button on or off
417: if ($cfile && !$const_space) {
418: $editbutton=&switch
419: ('','',6,1,'cstr.gif','edit[_1]','resource[_2]',
420: "go('".$cfile."');","Edit this resource");
421: } elsif ($editbutton eq '') {
422: $editbutton=&clear(6,1);
423: }
424: }
425: ###
426: ###
427: # Prepare the rest of the buttons
428: my $menuitems;
429: if ($const_space) {
430: my ($uname,$thisdisfn) =
431: ($env{'request.filename'}=~m|^/home/([^/]+)/public_html/(.*)|);
432: my $currdir = '/priv/'.$uname.'/'.$thisdisfn;
433: if ($currdir =~ m-/$-) {
434: $is_const_dir = 1;
435: } else {
436: $currdir =~ s#[^/]+$##;
437: $menuitems=(<<ENDMENUITEMS);
438: s&6&1&list.gif&list[_1]&dir[_1]&golist('$currdir')&List current directory
439: s&6&2&rtrv.gif&retrieve[_1]&version[_1]&gocstr('/adm/retrieve','/~$uname/$thisdisfn')&Retrieve old version
440: s&6&3&pub.gif&publish[_1]&resource[_1]&gocstr('/adm/publish','/~$uname/$thisdisfn')&Publish this resource
441: s&7&1&del.gif&delete[_1]&resource[_2]&gocstr('/adm/cfile?action=delete','/~$uname/$thisdisfn')&Delete this resource
442: s&7&2&prt.gif&prepare[_1]&printout[_1]&gocstr('/adm/printout','/~$uname/$thisdisfn')&Prepare a printable document
443: ENDMENUITEMS
444: }
445: } elsif (defined($env{'request.course.id'}) &&
446: $env{'request.symb'} ne '') {
447: $menuitems=(<<ENDMENUITEMS);
448: c&3&1
449: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&1
450: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&3
451: c&6&3
452: c&8&1
453: c&8&2
454: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
455: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&2
456: s&9&3&anot.gif&anno-[_1]&tations[_1]&annotate()&Make notes and annotations about this resource&2
457: ENDMENUITEMS
458: unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
459: $menuitems.=(<<ENDREALRES);
460: s&6&3&catalog.gif&catalog[_1]&info[_1]&catalog_info()&Show catalog information
461: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
462: 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
463: ENDREALRES
464: }
465: }
466: my $buttons='';
467: foreach (split(/\n/,$menuitems)) {
468: my ($command,@rest)=split(/\&/,$_);
469: if ($command eq 's') {
470: $buttons.=&switch('','',@rest);
471: } else {
472: $buttons.=&clear(@rest);
473: }
474: }
475:
476: if ($textual) {
477: my $addremote=0;
478: foreach (@inlineremote) { if ($_ ne '') { $addremote=1; } }
479: my $inlinebuttons='';
480: if ($addremote) {
481: # Registered, textual output
482:
483: if ($env{'browser.interface'} eq 'textual') {
484: $inlinebuttons=
485: join('',map { (defined($_)?$_:'') } @inlineremote);
486: } else {
487: $inlinebuttons=(<<ENDINLINE);
488: <tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
489: <tr><td>$inlineremote[61]</td><td>$inlineremote[62]</td><td>$inlineremote[63]</td></tr>
490: <tr><td>$inlineremote[71]</td><td>$inlineremote[72]</td><td>$inlineremote[73]</td></tr>
491: <tr><td>$inlineremote[81]</td><td>$inlineremote[82]</td><td>$inlineremote[83]</td></tr>
492: <tr><td>$inlineremote[91]</td><td>$inlineremote[92]</td><td>$inlineremote[93]</td></tr>
493: ENDINLINE
494: }
495: }
496: $result =(<<ENDREGTEXT);
497: <script type="text/javascript">
498: // BEGIN LON-CAPA Internal
499: </script>
500: $timesync
501: $newmail
502: $tablestart
503: $inlinebuttons
504: $tableend
505: <script type="text/javascript">
506: // END LON-CAPA Internal
507: </script>
508:
509: ENDREGTEXT
510: # Registered, graphical output
511: } else {
512: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
513: $requri=&Apache::lonenc::check_encrypt(&Apache::lonnet::unescape($requri));
514: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
515: my $navstatus=&get_nav_status();
516: my $clearcstr;
517:
518: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
519: $result = (<<ENDREGTHIS);
520:
521: <script type="text/javascript">
522: // BEGIN LON-CAPA Internal
523: var swmenu=null;
524:
525: function LONCAPAreg() {
526: swmenu=$reopen;
527: swmenu.clearTimeout(swmenu.menucltim);
528: $timesync
529: $newmail
530: $buttons
531: swmenu.currentURL="$requri";
532: swmenu.reloadURL=swmenu.currentURL+window.location.search;
533: swmenu.currentSymb="$cursymb";
534: swmenu.reloadSymb="$cursymb";
535: swmenu.currentStale=0;
536: $navstatus
537: $hwkadd
538: $editbutton
539: }
540:
541: function LONCAPAstale() {
542: swmenu=$reopen
543: swmenu.currentStale=1;
544: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
545: swmenu.switchbutton
546: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
547: }
548: swmenu.clearbut(7,1);
549: swmenu.clearbut(7,2);
550: swmenu.clearbut(7,3);
551: swmenu.menucltim=swmenu.setTimeout(
552: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
553: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
554: 2000);
555: }
556:
557: // END LON-CAPA Internal
558: </script>
559: ENDREGTHIS
560: }
561: # =============================================================================
562: } else {
563: # ========================================== This can or will not be registered
564: if ($textual) {
565: # Not registered, textual
566: $result= (<<ENDDONOTREGTEXT);
567: ENDDONOTREGTEXT
568: } else {
569: # Not registered, graphical
570: $result = (<<ENDDONOTREGTHIS);
571:
572: <script type="text/javascript">
573: // BEGIN LON-CAPA Internal
574: var swmenu=null;
575:
576: function LONCAPAreg() {
577: swmenu=$reopen
578: $timesync
579: swmenu.currentStale=1;
580: swmenu.clearbut(2,1);
581: swmenu.clearbut(2,3);
582: swmenu.clearbut(8,1);
583: swmenu.clearbut(8,2);
584: swmenu.clearbut(8,3);
585: if (swmenu.currentURL) {
586: swmenu.switchbutton
587: (3,1,'reload.gif','return','location','go(currentURL)');
588: } else {
589: swmenu.clearbut(3,1);
590: }
591: }
592:
593: function LONCAPAstale() {
594: }
595:
596: // END LON-CAPA Internal
597: </script>
598: ENDDONOTREGTHIS
599: }
600: # =============================================================================
601: }
602: return $result;
603: }
604:
605: sub loadevents() {
606: if ($env{'request.state'} eq 'construct' ||
607: $env{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
608: return 'LONCAPAreg();';
609: }
610:
611: sub unloadevents() {
612: if ($env{'request.state'} eq 'construct' ||
613: $env{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
614: return 'LONCAPAstale();';
615: }
616:
617: # ============================================================= Start up remote
618:
619: sub startupremote {
620: my ($lowerurl)=@_;
621: if (($env{'browser.interface'} eq 'textual') ||
622: ($env{'environment.remote'} eq 'off')) {
623: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
624: }
625: #
626: # The Remote actually gets launched!
627: #
628: my $configmenu=&rawconfig();
629: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
630: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
631: return(<<ENDREMOTESTARTUP);
632: <script type="text/javascript">
633: var timestart;
634: function wheelswitch() {
635: if (typeof(document.wheel) != 'undefined') {
636: if (typeof(document.wheel.spin) != 'undefined') {
637: var date=new Date();
638: var waited=Math.round(30-((date.getTime()-timestart)/1000));
639: document.wheel.spin.value=$message;
640: }
641: }
642: if (window.status=='|') {
643: window.status='/';
644: } else {
645: if (window.status=='/') {
646: window.status='-';
647: } else {
648: if (window.status=='-') {
649: window.status='\\\\';
650: } else {
651: if (window.status=='\\\\') { window.status='|'; }
652: }
653: }
654: }
655: }
656:
657: // ---------------------------------------------------------- The wait function
658: var canceltim;
659: function wait() {
660: if ((menuloaded==1) || (tim==1)) {
661: window.status='Done.';
662: if (tim==0) {
663: clearTimeout(canceltim);
664: $configmenu
665: window.location='$lowerurl';
666: } else {
667: window.location='/adm/remote?action=collapse&url=$esclowerurl';
668: }
669: } else {
670: wheelswitch();
671: setTimeout('wait();',200);
672: }
673: }
674:
675: function main() {
676: canceltim=setTimeout('tim=1;',30000);
677: window.status='-';
678: var date=new Date();
679: timestart=date.getTime();
680: wait();
681: }
682:
683: </script>
684: ENDREMOTESTARTUP
685: }
686:
687: sub setflags() {
688: return(<<ENDSETFLAGS);
689: <script type="text/javascript">
690: menuloaded=0;
691: tim=0;
692: </script>
693: ENDSETFLAGS
694: }
695:
696: sub maincall() {
697: if (($env{'browser.interface'} eq 'textual') ||
698: ($env{'environment.remote'} eq 'off')) { return ''; }
699: return(<<ENDMAINCALL);
700: <script type="text/javascript">
701: main();
702: </script>
703: ENDMAINCALL
704: }
705:
706: sub load_remote_msg {
707: my ($lowerurl)=@_;
708:
709: if (($env{'browser.interface'} eq 'textual') ||
710: ($env{'environment.remote'} eq 'off')) { return ''; }
711:
712: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
713: my $link=&mt('<a href="[_1]">Continue</a> on in Inline Menu mode',
714: "/adm/remote?action=collapse?url=$esclowerurl");
715: return(<<ENDREMOTEFORM);
716: <p>
717: <form name="wheel">
718: <input name="spin" type="text" size="60" />
719: </form>
720: </p>
721: <p>$link</p>
722: ENDREMOTEFORM
723: }
724: # ================================================================= Reopen menu
725:
726: sub reopenmenu {
727: if (($env{'browser.interface'} eq 'textual') ||
728: ($env{'environment.remote'} eq 'off')) { return ''; }
729: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
730: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
731: return('window.open('.$nothing.',"'.$menuname.'","",false);');
732: }
733:
734: # =============================================================== Open the menu
735:
736: sub open {
737: my $returnval='';
738: if (($env{'browser.interface'} eq 'textual') ||
739: ($env{'environment.remote'} eq 'off')) {
740: return '<script type="text/javascript">self.name="loncapaclient";</script>';
741: }
742: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
743: unless (shift eq 'unix') {
744: # resizing does not work on linux because of virtual desktop sizes
745: $returnval.=(<<ENDRESIZE);
746: if (window.screen) {
747: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
748: self.moveTo(190,15);
749: }
750: ENDRESIZE
751: }
752: $returnval.=(<<ENDOPEN);
753: window.status='Opening LON-CAPA Remote Control';
754: var menu=window.open("/res/adm/pages/menu.html","$menuname",
755: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
756: self.name='loncapaclient';
757: ENDOPEN
758: return '<script type="text/javascript">'.$returnval.'</script>';
759: }
760:
761:
762: # ================================================================== Raw Config
763:
764: sub clear {
765: my ($row,$col)=@_;
766: unless (($env{'browser.interface'} eq 'textual') ||
767: ($env{'environment.remote'} eq 'off')) {
768: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
769: } else {
770: $inlineremote[10*$row+$col]='';
771: return '';
772: }
773: }
774:
775: # ============================================ Switch a button or create a link
776: # Switch acts on the javascript that is executed when a button is clicked.
777: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
778:
779: sub switch {
780: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_;
781: $act=~s/\$uname/$uname/g;
782: $act=~s/\$udom/$udom/g;
783: $top=&mt($top);
784: $bot=&mt($bot);
785: $desc=&mt($desc);
786: $img=&mt($img);
787: unless (($env{'browser.interface'} eq 'textual') ||
788: ($env{'environment.remote'} eq 'off')) {
789: # Remote
790: return "\n".
791: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
792: } elsif ($env{'browser.interface'} eq 'textual') {
793: # Accessibility
794: if ($nobreak==2) { return ''; }
795: my $text=$top.' '.$bot;
796: $text=~s/\s*\-\s*//gs;
797: if ($nobreak) {
798: $inlineremote[10*$row+$col]=
799: '<a href="javascript:'.$act.';">'.$text.'</a>';
800: } else {
801: $inlineremote[10*$row+$col]="\n<br />".
802: $desc.' <a href="javascript:'.$act.';">'.$text.'</a>';
803: }
804: } else {
805: # Inline Remote
806: if ($nobreak==2) { return ''; }
807: my $text=$top.' '.$bot;
808: $text=~s/\s*\-\s*//gs;
809:
810: my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};
811: if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
812: my $pic=
813: '<img border="0" alt="'.$text.'" src="http://'.$ENV{'HTTP_HOST'}.
814: ':'.$lonhttpdPort.'/res/adm/pages/'.$img.'" align="'.
815: ($nobreak==3?'right':'left').'" />';
816: if (($env{'browser.interface'} eq 'textual') || ($env{'browser.interface'} eq 'faketextual')) {
817: # Accessibility
818: if ($nobreak==3) {
819: $inlineremote[10*$row+$col]="\n".
820: '<td width="40%" align="right"><font color="'.$font.'" size="+1">'.$text.
821: '</font></td><td width="10%" align="right" bgcolor="'.$tabbg.'">'.
822: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
823: } elsif ($nobreak) {
824: $inlineremote[10*$row+$col]="\n<tr>".
825: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
826: '<a href="javascript:'.$act.';">'.$pic.
827: '</a></td><td width="40%" align="left"><font color="'.$font.'" size="+1">'.$text.'</font></td>';
828: } else {
829: $inlineremote[10*$row+$col]="\n<tr>".
830: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
831: '<a href="javascript:'.$act.';">'.$pic.
832: '</a></td><td colspan="3"><font color="'.$font.'">'.$desc.
833: '</font></td></tr>';
834: }
835: } else {
836: # Inline Menu
837: $inlineremote[10*$row+$col]=
838: '<a href="javascript:'.$act.';">'.$pic.
839: '</a><font color="'.$font.'" size="2">'.$desc.
840: '</font>';
841: }
842: }
843: return '';
844: }
845:
846: sub secondlevel {
847: my $output='';
848: my
849: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
850: if ($prt eq 'any') {
851: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
852: } elsif ($prt=~/^r(\w+)/) {
853: if ($rol eq $1) {
854: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
855: }
856: }
857: return $output;
858: }
859:
860: sub openmenu {
861: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
862: if (($env{'browser.interface'} eq 'textual') ||
863: ($env{'environment.remote'} eq 'off')) { return ''; }
864: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
865: return "window.open(".$nothing.",'".$menuname."');";
866: }
867:
868: sub inlinemenu {
869: @inlineremote=();
870: undef @inlineremote;
871: &rawconfig(1);
872: return join('',map { (defined($_)?$_:'') } @inlineremote);
873: }
874:
875: sub rawconfig {
876: my $textualoverride=shift;
877: my $output='';
878: unless (($env{'browser.interface'} eq 'textual') ||
879: ($env{'environment.remote'} eq 'off')) {
880: $output.=
881: "window.status='Opening Remote Control';var swmenu=".&openmenu().
882: "\nwindow.status='Configuring Remote Control ';";
883: } else {
884: unless ($textualoverride) { return ''; }
885: }
886: my $uname=$env{'user.name'};
887: my $udom=$env{'user.domain'};
888: my $adv=$env{'user.adv'};
889: my $author=$env{'user.author'};
890: my $crs='';
891: if ($env{'request.course.id'}) {
892: $crs='/'.$env{'request.course.id'};
893: if ($env{'request.course.sec'}) {
894: $crs.='_'.$env{'request.course.sec'};
895: }
896: $crs=~s/\_/\//g;
897: }
898: my $pub=($env{'request.state'} eq 'published');
899: my $con=($env{'request.state'} eq 'construct');
900: my $rol=$env{'request.role'};
901: my $requested_domain = $env{'request.role.domain'};
902: foreach (@desklines) {
903: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
904: $prt=~s/\$uname/$uname/g;
905: $prt=~s/\$udom/$udom/g;
906: $prt=~s/\$crs/$crs/g;
907: $prt=~s/\$requested_domain/$requested_domain/g;
908: if ($pro eq 'clear') {
909: $output.=&clear($row,$col);
910: } elsif ($pro eq 'any') {
911: $output.=&secondlevel(
912: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
913: } elsif ($pro eq 'smp') {
914: unless ($adv) {
915: $output.=&secondlevel(
916: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
917: }
918: } elsif ($pro eq 'adv') {
919: if ($adv) {
920: $output.=&secondlevel(
921: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
922: }
923: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
924: if (&Apache::lonnet::allowed($1,$prt)) {
925: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
926: }
927: } elsif ($pro eq 'course') {
928: if ($env{'request.course.fn'}) {
929: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
930: }
931: } elsif ($pro =~ /^courseenv_(.*)$/) {
932: my $key = $1;
933: if ($env{'course.'.$env{'request.course.id'}.'.'.$key}) {
934: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
935: }
936: } elsif ($pro =~ /^course_(.*)$/) {
937: # Check for permissions inside of a course
938: if (($env{'request.course.id'}) &&
939: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
940: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
941: )) {
942: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
943: }
944: } elsif ($pro eq 'author') {
945: if ($author) {
946: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
947: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
948: # Check that we are on the correct machine
949: my $cadom=$requested_domain;
950: my $caname=$env{'user.name'};
951: if ($prt eq 'rca') {
952: ($cadom,$caname)=
953: ($env{'request.role'}=~/(\w+)\/(\w+)$/);
954: }
955: $act =~ s/\$caname/$caname/g;
956: my $home = &Apache::lonnet::homeserver($caname,$cadom);
957: my $allowed=0;
958: my @ids=&Apache::lonnet::current_machine_ids();
959: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
960: if ($allowed) {
961: $output.=switch($caname,$cadom,
962: $row,$col,$img,$top,$bot,$act,$desc);
963: }
964: }
965: }
966: }
967: }
968: unless (($env{'browser.interface'} eq 'textual') ||
969: ($env{'environment.remote'} eq 'off')) {
970: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
971: if (&Apache::lonmsg::newmail()) {
972: $output.='swmenu.setstatus("you have","messages");';
973: }
974: }
975:
976: return $output;
977: }
978:
979: # ======================================================================= Close
980:
981: sub close {
982: if (($env{'browser.interface'} eq 'textual') ||
983: ($env{'environment.remote'} eq 'off')) { return ''; }
984: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
985: return(<<ENDCLOSE);
986: <script type="text/javascript">
987: window.status='Accessing Remote Control';
988: menu=window.open("/adm/rat/empty.html","$menuname",
989: "height=350,width=150,scrollbars=no,menubar=no");
990: window.status='Disabling Remote Control';
991: menu.active=0;
992: menu.autologout=0;
993: window.status='Closing Remote Control';
994: menu.close();
995: window.status='Done.';
996: </script>
997: ENDCLOSE
998: }
999:
1000: # ====================================================================== Footer
1001:
1002: sub footer {
1003:
1004: }
1005:
1006: sub nav_control_js {
1007: my $nav=($env{'environment.remotenavmap'} eq 'on');
1008: return (<<NAVCONTROL);
1009: var w_loncapanav_flag="$nav";
1010:
1011:
1012: function gonav(url) {
1013: if (w_loncapanav_flag != 1) {
1014: gopost(url,'');
1015: } else {
1016: navwindow=window.open(url,
1017: "loncapanav","height=600,width=400,scrollbars=1");
1018: }
1019: }
1020: NAVCONTROL
1021: }
1022:
1023: sub utilityfunctions {
1024: my $caller = shift;
1025: unless (($env{'browser.interface'} eq 'textual') ||
1026: ($env{'environment.remote'} eq 'off') || ($caller eq '/adm/menu')) { return ''; }
1027: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1028: $currenturl=&Apache::lonenc::check_encrypt(&Apache::lonnet::unescape($currenturl));
1029:
1030: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1031: my $nav_control=&nav_control_js();
1032: return (<<ENDUTILITY)
1033:
1034: var currentURL="$currenturl";
1035: var reloadURL="$currenturl";
1036: var currentSymb="$currentsymb";
1037:
1038: $nav_control
1039:
1040: function go(url) {
1041: if (url!='' && url!= null) {
1042: currentURL = null;
1043: currentSymb= null;
1044: window.location.href=url;
1045: }
1046: }
1047:
1048: function gopost(url,postdata) {
1049: if (url!='') {
1050: this.document.server.action=url;
1051: this.document.server.postdata.value=postdata;
1052: this.document.server.command.value='';
1053: this.document.server.url.value='';
1054: this.document.server.symb.value='';
1055: this.document.server.submit();
1056: }
1057: }
1058:
1059: function gocmd(url,cmd) {
1060: if (url!='') {
1061: this.document.server.action=url;
1062: this.document.server.postdata.value='';
1063: this.document.server.command.value=cmd;
1064: this.document.server.url.value=currentURL;
1065: this.document.server.symb.value=currentSymb;
1066: this.document.server.submit();
1067: }
1068: }
1069:
1070: function gocstr(url,filename) {
1071: if (url == '/adm/cfile?action=delete') {
1072: this.document.cstrdelete.filename.value = filename
1073: this.document.cstrdelete.submit();
1074: return;
1075: }
1076: if (url == '/adm/printout') {
1077: this.document.cstrprint.postdata.value = filename
1078: this.document.cstrprint.curseed.value = 0;
1079: this.document.cstrprint.problemtype.value = 0;
1080: if (this.document.lonhomework) {
1081: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1082: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1083: }
1084: if (this.document.lonhomework.problemtype) {
1085: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1086: if (this.document.lonhomework.problemtype.options[i].selected) {
1087: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1088: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1089: }
1090: }
1091: }
1092: }
1093: }
1094: this.document.cstrprint.submit();
1095: return;
1096: }
1097: if (url !='') {
1098: this.document.constspace.filename.value = filename;
1099: this.document.constspace.action = url;
1100: this.document.constspace.submit();
1101: }
1102: }
1103:
1104: function golist(url) {
1105: if (url!='' && url!= null) {
1106: currentURL = null;
1107: currentSymb= null;
1108: top.location.href=url;
1109: }
1110: }
1111:
1112:
1113:
1114: function catalog_info() {
1115: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1116: }
1117:
1118: function chat_win() {
1119: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1120: }
1121: ENDUTILITY
1122: }
1123:
1124: sub serverform {
1125: return(<<ENDSERVERFORM);
1126:
1127: <form name="server" action="/adm/logout" method="post" target="_top">
1128: <input type="hidden" name="postdata" value="none" />
1129: <input type="hidden" name="command" value="none" />
1130: <input type="hidden" name="url" value="none" />
1131: <input type="hidden" name="symb" value="none" />
1132: </form>
1133: ENDSERVERFORM
1134: }
1135:
1136: sub constspaceform {
1137: return(<<ENDCONSTSPACEFORM);
1138: <form name="constspace" action="/adm/logout" method="post" target="_top">
1139: <input type="hidden" name="filename" value="" />
1140: </form>
1141: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1142: <input type="hidden" name="action" value="delete" />
1143: <input type="hidden" name="filename" value="" />
1144: </form>
1145: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1146: <input type="hidden" name="postdata" value="" />
1147: <input type="hidden" name="curseed" value="" />
1148: <input type="hidden" name="problemtype" value="" />
1149: </form>
1150:
1151: ENDCONSTSPACEFORM
1152: }
1153:
1154:
1155: sub get_nav_status {
1156: my $navstatus="swmenu.w_loncapanav_flag=";
1157: if ($env{'environment.remotenavmap'} eq 'on') {
1158: $navstatus.="1";
1159: } else {
1160: $navstatus.="-1";
1161: }
1162: return $navstatus;
1163: }
1164:
1165: # ================================================ Handler when called directly
1166:
1167:
1168: sub handler {
1169: my $r = shift;
1170: &Apache::loncommon::content_type($r,'text/html');
1171: $r->send_http_header;
1172: return OK if $r->header_only;
1173:
1174: my $form;
1175: if ($env{'environment.remote'} ne 'off' &&
1176: $env{'browser.interface'} ne 'textual') {
1177: $form=&serverform();
1178: }
1179: my $bodytag=&Apache::loncommon::bodytag('Main Menu');
1180: my $function='student';
1181: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1182: $function='coordinator';
1183: }
1184: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1185: $function='admin';
1186: }
1187: if (($env{'request.role'}=~/^(au|ca)/) ||
1188: ($env{'request.noversionuri'}=~/^(\/priv|\~)/)) {
1189: $function='author';
1190: }
1191: my $domain=&Apache::loncommon::determinedomain();
1192: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
1193: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
1194: $font=&Apache::loncommon::designparm($function.'.font',$domain);
1195: my $script_tag;
1196: if ($env{'environment.remote'} ne 'off') {
1197: my $utility=&utilityfunctions('/adm/menu');
1198: $script_tag=(<<ENDSCRIPT);
1199: <script type="text/javascript">
1200: $utility
1201: </script>
1202: ENDSCRIPT
1203: }
1204: # ---- Print the screen, pretend to be in text mode to generate text-based menu
1205: unless ($env{'browser.interface'} eq 'textual') {
1206: $env{'browser.interface'}='faketextual';
1207: $env{'environment.remote'}='off';
1208: }
1209: my $html=&Apache::lonxml::xmlbegin();
1210: $r->print(<<ENDHEADER);
1211: $html
1212: <head>
1213: <title>LON-CAPA Main Menu</title>
1214: $script_tag
1215: </head>
1216: $bodytag
1217: ENDHEADER
1218: $r->print('<table>'.&inlinemenu().'</table>'.$form);
1219: $r->print('</body></html>');
1220: return OK;
1221: }
1222:
1223: # ================================================================ Main Program
1224:
1225: BEGIN {
1226: if (! defined($readdesk)) {
1227: {
1228: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
1229: if ( CORE::open( my $config,"<$tabfile") ) {
1230: while (my $configline=<$config>) {
1231: $configline=(split(/\#/,$configline))[0];
1232: $configline=~s/^\s+//;
1233: chomp($configline);
1234: if ($configline) {
1235: $desklines[$#desklines+1]=$configline;
1236: }
1237: }
1238: CORE::close($config);
1239: }
1240: }
1241: $readdesk='done';
1242: }
1243: }
1244:
1245: 1;
1246: __END__
1247:
1248:
1249:
1250:
1251:
1252:
1253:
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