1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
4: # $Id: lonmenu.pm,v 1.155 2005/06/08 02:27:21 www Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28: #
29: # There 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('mgr',$crs)) {
349: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_3]',
350: "gocmd('/adm/grades','gradingmenu')",
351: 'Modify user grades for this assessment resource');
352: } elsif (&Apache::lonnet::allowed('vgr',$crs)) {
353: $hwkadd.=&switch('','',7,2,'subm.gif','view sub-[_1]','missions[_1]',
354: "gocmd('/adm/grades','submission')",
355: 'View user submissions for this assessment resource');
356: }
357: }
358: if ($env{'request.symb'} ne '' &&
359: &Apache::lonnet::allowed('opa',$crs)) {
360: $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]',
361: "gocmd('/adm/parmset','set')",
362: 'Modify deadlines, etc, for this resource');
363: }
364: # -- End Homework
365: ###
366: ### Determine whether or not to display the 'cstr' button for this
367: ### resource
368: ###
369: my $editbutton = '';
370: if ($env{'user.author'}) {
371: if ($env{'request.role'}=~/^(ca|au)/) {
372: # Set defaults for authors
373: my ($top,$bottom) = ('con-','struct');
374: my $action = "go('/priv/".$env{'user.name'}."');";
375: my $cadom = $env{'request.role.domain'};
376: my $caname = $env{'user.name'};
377: my $desc = "Enter my resource construction space";
378: # Set defaults for co-authors
379: if ($env{'request.role'} =~ /^ca/) {
380: ($cadom,$caname)=($env{'request.role'}=~/(\w+)\/(\w+)$/);
381: ($top,$bottom) = ('co con-','struct');
382: $action = "go('/priv/".$caname."');";
383: $desc = "Enter construction space as co-author";
384: }
385: # Check that we are on the correct machine
386: my $home = &Apache::lonnet::homeserver($caname,$cadom);
387: my $allowed=0;
388: my @ids=&Apache::lonnet::current_machine_ids();
389: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
390: if (!$allowed) {
391: $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc);
392: }
393: }
394: ##
395: ## Determine if user can edit url.
396: ##
397: my $cfile='';
398: my $cfuname='';
399: my $cfudom='';
400: if ($env{'request.filename'}) {
401: my $file=&Apache::lonnet::declutter($env{'request.filename'});
402: $file=~s/^(\w+)\/(\w+)/\/priv\/$2/;
403: # Check that the user has permission to edit this resource
404: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
405: if (defined($cfudom)) {
406: my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
407: my $allowed=0;
408: my @ids=&Apache::lonnet::current_machine_ids();
409: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
410: if ($allowed) {
411: $cfile=$file;
412: }
413: }
414: }
415: # Finally, turn the button on or off
416: if ($cfile && !$const_space) {
417: $editbutton=&switch
418: ('','',6,1,'cstr.gif','edit[_1]','resource[_2]',
419: "go('".$cfile."');","Edit this resource");
420: } elsif ($editbutton eq '') {
421: $editbutton=&switch('','',6,1,'port.gif',
422: 'port-[_1]','folio[_1]',
423: "go('/adm/portfolio');",
424: "Enter my portfolio space");
425: }
426: }
427: ###
428: ###
429: # Prepare the rest of the buttons
430: my $menuitems;
431: if ($const_space) {
432: my ($uname,$thisdisfn) =
433: ($env{'request.filename'}=~m|^/home/([^/]+)/public_html/(.*)|);
434: my $currdir = '/priv/'.$uname.'/'.$thisdisfn;
435: if ($currdir =~ m-/$-) {
436: $is_const_dir = 1;
437: } else {
438: $currdir =~ s#[^/]+$##;
439: $menuitems=(<<ENDMENUITEMS);
440: s&6&1&list.gif&list[_1]&dir[_1]&golist('$currdir')&List current directory
441: s&6&2&rtrv.gif&retrieve[_1]&version[_1]&gocstr('/adm/retrieve','/~$uname/$thisdisfn')&Retrieve old version
442: s&6&3&pub.gif&publish[_1]&resource[_1]&gocstr('/adm/publish','/~$uname/$thisdisfn')&Publish this resource
443: s&7&1&del.gif&delete[_1]&resource[_2]&gocstr('/adm/cfile?action=delete','/~$uname/$thisdisfn')&Delete this resource
444: s&7&2&prt.gif&prepare[_1]&printout[_1]&gocstr('/adm/printout','/~$uname/$thisdisfn')&Prepare a printable document
445: ENDMENUITEMS
446: }
447: } elsif (defined($env{'request.course.id'}) &&
448: $env{'request.symb'} ne '') {
449: $menuitems=(<<ENDMENUITEMS);
450: c&3&1
451: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&1
452: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&3
453: c&6&3
454: c&8&1
455: c&8&2
456: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
457: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&2
458: s&9&3&anot.gif&anno-[_1]&tations[_1]&annotate()&Make notes and annotations about this resource&2
459: ENDMENUITEMS
460: unless ($env{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
461: $menuitems.=(<<ENDREALRES);
462: s&6&3&catalog.gif&catalog[_1]&info[_1]&catalog_info()&Show catalog information
463: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
464: 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
465: ENDREALRES
466: }
467: }
468: my $buttons='';
469: foreach (split(/\n/,$menuitems)) {
470: my ($command,@rest)=split(/\&/,$_);
471: if ($command eq 's') {
472: $buttons.=&switch('','',@rest);
473: } else {
474: $buttons.=&clear(@rest);
475: }
476: }
477:
478: if ($textual) {
479: my $addremote=0;
480: foreach (@inlineremote) { if ($_ ne '') { $addremote=1; } }
481: my $inlinebuttons='';
482: if ($addremote) {
483: # Registered, textual output
484:
485: if ($env{'browser.interface'} eq 'textual') {
486: $inlinebuttons=
487: join('',map { (defined($_)?$_:'') } @inlineremote);
488: } else {
489: $inlinebuttons=(<<ENDINLINE);
490: <tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
491: <tr><td>$inlineremote[61]</td><td>$inlineremote[62]</td><td>$inlineremote[63]</td></tr>
492: <tr><td>$inlineremote[71]</td><td>$inlineremote[72]</td><td>$inlineremote[73]</td></tr>
493: <tr><td>$inlineremote[81]</td><td>$inlineremote[82]</td><td>$inlineremote[83]</td></tr>
494: <tr><td>$inlineremote[91]</td><td>$inlineremote[92]</td><td>$inlineremote[93]</td></tr>
495: ENDINLINE
496: }
497: }
498: $result =(<<ENDREGTEXT);
499: <script type="text/javascript">
500: // BEGIN LON-CAPA Internal
501: </script>
502: $timesync
503: $newmail
504: $tablestart
505: $inlinebuttons
506: $tableend
507: <script type="text/javascript">
508: // END LON-CAPA Internal
509: </script>
510:
511: ENDREGTEXT
512: # Registered, graphical output
513: } else {
514: my $requri=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
515: $requri=&Apache::lonenc::check_encrypt(&Apache::lonnet::unescape($requri));
516: my $cursymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
517: my $navstatus=&get_nav_status();
518: my $clearcstr;
519:
520: if ($env{'user.adv'}) { $clearcstr='clearbut(6,1)'; }
521: $result = (<<ENDREGTHIS);
522:
523: <script type="text/javascript">
524: // BEGIN LON-CAPA Internal
525: var swmenu=null;
526:
527: function LONCAPAreg() {
528: swmenu=$reopen;
529: swmenu.clearTimeout(swmenu.menucltim);
530: $timesync
531: $newmail
532: $buttons
533: swmenu.currentURL="$requri";
534: swmenu.reloadURL=swmenu.currentURL+window.location.search;
535: swmenu.currentSymb="$cursymb";
536: swmenu.reloadSymb="$cursymb";
537: swmenu.currentStale=0;
538: $navstatus
539: $hwkadd
540: $editbutton
541: }
542:
543: function LONCAPAstale() {
544: swmenu=$reopen
545: swmenu.currentStale=1;
546: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
547: swmenu.switchbutton
548: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
549: }
550: swmenu.clearbut(7,2);
551: swmenu.clearbut(7,3);
552: swmenu.menucltim=swmenu.setTimeout(
553: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
554: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);$clearcstr',
555: 2000);
556: }
557:
558: // END LON-CAPA Internal
559: </script>
560: ENDREGTHIS
561: }
562: # =============================================================================
563: } else {
564: # ========================================== This can or will not be registered
565: if ($textual) {
566: # Not registered, textual
567: $result= (<<ENDDONOTREGTEXT);
568: ENDDONOTREGTEXT
569: } else {
570: # Not registered, graphical
571: $result = (<<ENDDONOTREGTHIS);
572:
573: <script type="text/javascript">
574: // BEGIN LON-CAPA Internal
575: var swmenu=null;
576:
577: function LONCAPAreg() {
578: swmenu=$reopen
579: $timesync
580: swmenu.currentStale=1;
581: swmenu.clearbut(2,1);
582: swmenu.clearbut(2,3);
583: swmenu.clearbut(8,1);
584: swmenu.clearbut(8,2);
585: swmenu.clearbut(8,3);
586: if (swmenu.currentURL) {
587: swmenu.switchbutton
588: (3,1,'reload.gif','return','location','go(currentURL)');
589: } else {
590: swmenu.clearbut(3,1);
591: }
592: }
593:
594: function LONCAPAstale() {
595: }
596:
597: // END LON-CAPA Internal
598: </script>
599: ENDDONOTREGTHIS
600: }
601: # =============================================================================
602: }
603: return $result;
604: }
605:
606: sub loadevents() {
607: if ($env{'request.state'} eq 'construct' ||
608: $env{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
609: return 'LONCAPAreg();';
610: }
611:
612: sub unloadevents() {
613: if ($env{'request.state'} eq 'construct' ||
614: $env{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
615: return 'LONCAPAstale();';
616: }
617:
618: # ============================================================= Start up remote
619:
620: sub startupremote {
621: my ($lowerurl)=@_;
622: if (($env{'browser.interface'} eq 'textual') ||
623: ($env{'environment.remote'} eq 'off')) {
624: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
625: }
626: #
627: # The Remote actually gets launched!
628: #
629: my $configmenu=&rawconfig();
630: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
631: my $message=&mt('"Waiting for Remote Control window to load: "+[_1]','waited');
632: return(<<ENDREMOTESTARTUP);
633: <script type="text/javascript">
634: var timestart;
635: function wheelswitch() {
636: if (typeof(document.wheel) != 'undefined') {
637: if (typeof(document.wheel.spin) != 'undefined') {
638: var date=new Date();
639: var waited=Math.round(30-((date.getTime()-timestart)/1000));
640: document.wheel.spin.value=$message;
641: }
642: }
643: if (window.status=='|') {
644: window.status='/';
645: } else {
646: if (window.status=='/') {
647: window.status='-';
648: } else {
649: if (window.status=='-') {
650: window.status='\\\\';
651: } else {
652: if (window.status=='\\\\') { window.status='|'; }
653: }
654: }
655: }
656: }
657:
658: // ---------------------------------------------------------- The wait function
659: var canceltim;
660: function wait() {
661: if ((menuloaded==1) || (tim==1)) {
662: window.status='Done.';
663: if (tim==0) {
664: clearTimeout(canceltim);
665: $configmenu
666: window.location='$lowerurl';
667: } else {
668: window.location='/adm/remote?action=collapse&url=$esclowerurl';
669: }
670: } else {
671: wheelswitch();
672: setTimeout('wait();',200);
673: }
674: }
675:
676: function main() {
677: canceltim=setTimeout('tim=1;',30000);
678: window.status='-';
679: var date=new Date();
680: timestart=date.getTime();
681: wait();
682: }
683:
684: </script>
685: ENDREMOTESTARTUP
686: }
687:
688: sub setflags() {
689: return(<<ENDSETFLAGS);
690: <script type="text/javascript">
691: menuloaded=0;
692: tim=0;
693: </script>
694: ENDSETFLAGS
695: }
696:
697: sub maincall() {
698: if (($env{'browser.interface'} eq 'textual') ||
699: ($env{'environment.remote'} eq 'off')) { return ''; }
700: return(<<ENDMAINCALL);
701: <script type="text/javascript">
702: main();
703: </script>
704: ENDMAINCALL
705: }
706:
707: sub load_remote_msg {
708: my ($lowerurl)=@_;
709:
710: if (($env{'browser.interface'} eq 'textual') ||
711: ($env{'environment.remote'} eq 'off')) { return ''; }
712:
713: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
714: my $link=&mt('<a href="[_1]">Continue</a> on in Inline Menu mode',
715: "/adm/remote?action=collapse?url=$esclowerurl");
716: return(<<ENDREMOTEFORM);
717: <p>
718: <form name="wheel">
719: <input name="spin" type="text" size="60" />
720: </form>
721: </p>
722: <p>$link</p>
723: ENDREMOTEFORM
724: }
725: # ================================================================= Reopen menu
726:
727: sub reopenmenu {
728: if (($env{'browser.interface'} eq 'textual') ||
729: ($env{'environment.remote'} eq 'off')) { return ''; }
730: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
731: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
732: return('window.open('.$nothing.',"'.$menuname.'","",false);');
733: }
734:
735: # =============================================================== Open the menu
736:
737: sub open {
738: my $returnval='';
739: if (($env{'browser.interface'} eq 'textual') ||
740: ($env{'environment.remote'} eq 'off')) {
741: return '<script type="text/javascript">self.name="loncapaclient";</script>';
742: }
743: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
744: unless (shift eq 'unix') {
745: # resizing does not work on linux because of virtual desktop sizes
746: $returnval.=(<<ENDRESIZE);
747: if (window.screen) {
748: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
749: self.moveTo(190,15);
750: }
751: ENDRESIZE
752: }
753: $returnval.=(<<ENDOPEN);
754: window.status='Opening LON-CAPA Remote Control';
755: var menu=window.open("/res/adm/pages/menu.html","$menuname",
756: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
757: self.name='loncapaclient';
758: ENDOPEN
759: return '<script type="text/javascript">'.$returnval.'</script>';
760: }
761:
762:
763: # ================================================================== Raw Config
764:
765: sub clear {
766: my ($row,$col)=@_;
767: unless (($env{'browser.interface'} eq 'textual') ||
768: ($env{'environment.remote'} eq 'off')) {
769: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
770: } else {
771: $inlineremote[10*$row+$col]='';
772: return '';
773: }
774: }
775:
776: # ============================================ Switch a button or create a link
777: # Switch acts on the javascript that is executed when a button is clicked.
778: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
779:
780: sub switch {
781: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_;
782: $act=~s/\$uname/$uname/g;
783: $act=~s/\$udom/$udom/g;
784: $top=&mt($top);
785: $bot=&mt($bot);
786: $desc=&mt($desc);
787: $img=&mt($img);
788: unless (($env{'browser.interface'} eq 'textual') ||
789: ($env{'environment.remote'} eq 'off')) {
790: # Remote
791: return "\n".
792: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
793: } elsif ($env{'browser.interface'} eq 'textual') {
794: # Accessibility
795: if ($nobreak==2) { return ''; }
796: my $text=$top.' '.$bot;
797: $text=~s/\s*\-\s*//gs;
798: if ($nobreak) {
799: $inlineremote[10*$row+$col]=
800: '<a href="javascript:'.$act.';">'.$text.'</a>';
801: } else {
802: $inlineremote[10*$row+$col]="\n<br />".
803: $desc.' <a href="javascript:'.$act.';">'.$text.'</a>';
804: }
805: } else {
806: # Inline Remote
807: if ($nobreak==2) { return ''; }
808: my $text=$top.' '.$bot;
809: $text=~s/\s*\-\s*//gs;
810:
811: my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};
812: if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
813: my $pic=
814: '<img border="0" alt="'.$text.'" src="http://'.$ENV{'HTTP_HOST'}.
815: ':'.$lonhttpdPort.'/res/adm/pages/'.$img.'" align="'.
816: ($nobreak==3?'right':'left').'" />';
817: if (($env{'browser.interface'} eq 'textual') || ($env{'browser.interface'} eq 'faketextual')) {
818: # Accessibility
819: if ($nobreak==3) {
820: $inlineremote[10*$row+$col]="\n".
821: '<td width="40%" align="right"><font color="'.$font.'" size="+1">'.$text.
822: '</font></td><td width="10%" align="right" bgcolor="'.$tabbg.'">'.
823: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
824: } elsif ($nobreak) {
825: $inlineremote[10*$row+$col]="\n<tr>".
826: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
827: '<a href="javascript:'.$act.';">'.$pic.
828: '</a></td><td width="40%" align="left"><font color="'.$font.'" size="+1">'.$text.'</font></td>';
829: } else {
830: $inlineremote[10*$row+$col]="\n<tr>".
831: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
832: '<a href="javascript:'.$act.';">'.$pic.
833: '</a></td><td colspan="3"><font color="'.$font.'">'.$desc.
834: '</font></td></tr>';
835: }
836: } else {
837: # Inline Menu
838: $inlineremote[10*$row+$col]=
839: '<a href="javascript:'.$act.';">'.$pic.
840: '</a><font color="'.$font.'" size="2">'.$desc.
841: '</font>';
842: }
843: }
844: return '';
845: }
846:
847: sub secondlevel {
848: my $output='';
849: my
850: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
851: if ($prt eq 'any') {
852: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
853: } elsif ($prt=~/^r(\w+)/) {
854: if ($rol eq $1) {
855: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
856: }
857: }
858: return $output;
859: }
860:
861: sub openmenu {
862: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
863: if (($env{'browser.interface'} eq 'textual') ||
864: ($env{'environment.remote'} eq 'off')) { return ''; }
865: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
866: return "window.open(".$nothing.",'".$menuname."');";
867: }
868:
869: sub inlinemenu {
870: @inlineremote=();
871: undef @inlineremote;
872: &rawconfig(1);
873: return join('',map { (defined($_)?$_:'') } @inlineremote);
874: }
875:
876: sub rawconfig {
877: my $textualoverride=shift;
878: my $output='';
879: unless (($env{'browser.interface'} eq 'textual') ||
880: ($env{'environment.remote'} eq 'off')) {
881: $output.=
882: "window.status='Opening Remote Control';var swmenu=".&openmenu().
883: "\nwindow.status='Configuring Remote Control ';";
884: } else {
885: unless ($textualoverride) { return ''; }
886: }
887: my $uname=$env{'user.name'};
888: my $udom=$env{'user.domain'};
889: my $adv=$env{'user.adv'};
890: my $author=$env{'user.author'};
891: my $crs='';
892: if ($env{'request.course.id'}) {
893: $crs='/'.$env{'request.course.id'};
894: if ($env{'request.course.sec'}) {
895: $crs.='_'.$env{'request.course.sec'};
896: }
897: $crs=~s/\_/\//g;
898: }
899: my $pub=($env{'request.state'} eq 'published');
900: my $con=($env{'request.state'} eq 'construct');
901: my $rol=$env{'request.role'};
902: my $requested_domain = $env{'request.role.domain'};
903: foreach (@desklines) {
904: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
905: $prt=~s/\$uname/$uname/g;
906: $prt=~s/\$udom/$udom/g;
907: $prt=~s/\$crs/$crs/g;
908: $prt=~s/\$requested_domain/$requested_domain/g;
909: if ($pro eq 'clear') {
910: $output.=&clear($row,$col);
911: } elsif ($pro eq 'any') {
912: $output.=&secondlevel(
913: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
914: } elsif ($pro eq 'smp') {
915: unless ($adv) {
916: $output.=&secondlevel(
917: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
918: }
919: } elsif ($pro eq 'adv') {
920: if ($adv) {
921: $output.=&secondlevel(
922: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
923: }
924: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
925: if (&Apache::lonnet::allowed($1,$prt)) {
926: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
927: }
928: } elsif ($pro eq 'course') {
929: if ($env{'request.course.fn'}) {
930: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
931: }
932: } elsif ($pro =~ /^courseenv_(.*)$/) {
933: my $key = $1;
934: if ($env{'course.'.$env{'request.course.id'}.'.'.$key}) {
935: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
936: }
937: } elsif ($pro =~ /^course_(.*)$/) {
938: # Check for permissions inside of a course
939: if (($env{'request.course.id'}) &&
940: (&Apache::lonnet::allowed($1,$env{'request.course.id'}.
941: ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))
942: )) {
943: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
944: }
945: } elsif ($pro eq 'author') {
946: if ($author) {
947: if ((($prt eq 'rca') && ($env{'request.role'}=~/^ca/)) ||
948: (($prt eq 'rau') && ($env{'request.role'}=~/^au/))) {
949: # Check that we are on the correct machine
950: my $cadom=$requested_domain;
951: my $caname=$env{'user.name'};
952: if ($prt eq 'rca') {
953: ($cadom,$caname)=
954: ($env{'request.role'}=~/(\w+)\/(\w+)$/);
955: }
956: $act =~ s/\$caname/$caname/g;
957: my $home = &Apache::lonnet::homeserver($caname,$cadom);
958: my $allowed=0;
959: my @ids=&Apache::lonnet::current_machine_ids();
960: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
961: if ($allowed) {
962: $output.=switch($caname,$cadom,
963: $row,$col,$img,$top,$bot,$act,$desc);
964: }
965: }
966: }
967: }
968: }
969: unless (($env{'browser.interface'} eq 'textual') ||
970: ($env{'environment.remote'} eq 'off')) {
971: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
972: if (&Apache::lonmsg::newmail()) {
973: $output.='swmenu.setstatus("you have","messages");';
974: }
975: }
976:
977: return $output;
978: }
979:
980: # ======================================================================= Close
981:
982: sub close {
983: if (($env{'browser.interface'} eq 'textual') ||
984: ($env{'environment.remote'} eq 'off')) { return ''; }
985: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
986: return(<<ENDCLOSE);
987: <script type="text/javascript">
988: window.status='Accessing Remote Control';
989: menu=window.open("/adm/rat/empty.html","$menuname",
990: "height=350,width=150,scrollbars=no,menubar=no");
991: window.status='Disabling Remote Control';
992: menu.active=0;
993: menu.autologout=0;
994: window.status='Closing Remote Control';
995: menu.close();
996: window.status='Done.';
997: </script>
998: ENDCLOSE
999: }
1000:
1001: # ====================================================================== Footer
1002:
1003: sub footer {
1004:
1005: }
1006:
1007: sub nav_control_js {
1008: my $nav=($env{'environment.remotenavmap'} eq 'on');
1009: return (<<NAVCONTROL);
1010: var w_loncapanav_flag="$nav";
1011:
1012:
1013: function gonav(url) {
1014: if (w_loncapanav_flag != 1) {
1015: gopost(url,'');
1016: } else {
1017: navwindow=window.open(url,
1018: "loncapanav","height=600,width=400,scrollbars=1");
1019: }
1020: }
1021: NAVCONTROL
1022: }
1023:
1024: sub utilityfunctions {
1025: my $caller = shift;
1026: unless (($env{'browser.interface'} eq 'textual') ||
1027: ($env{'environment.remote'} eq 'off') || ($caller eq '/adm/menu')) { return ''; }
1028: my $currenturl=&Apache::lonnet::clutter(&Apache::lonnet::fixversion((split(/\?/,$env{'request.noversionuri'}))[0]));
1029: $currenturl=&Apache::lonenc::check_encrypt(&Apache::lonnet::unescape($currenturl));
1030:
1031: my $currentsymb=&Apache::lonenc::check_encrypt($env{'request.symb'});
1032: my $nav_control=&nav_control_js();
1033: return (<<ENDUTILITY)
1034:
1035: var currentURL="$currenturl";
1036: var reloadURL="$currenturl";
1037: var currentSymb="$currentsymb";
1038:
1039: $nav_control
1040:
1041: function go(url) {
1042: if (url!='' && url!= null) {
1043: currentURL = null;
1044: currentSymb= null;
1045: window.location.href=url;
1046: }
1047: }
1048:
1049: function gopost(url,postdata) {
1050: if (url!='') {
1051: this.document.server.action=url;
1052: this.document.server.postdata.value=postdata;
1053: this.document.server.command.value='';
1054: this.document.server.url.value='';
1055: this.document.server.symb.value='';
1056: this.document.server.submit();
1057: }
1058: }
1059:
1060: function gocmd(url,cmd) {
1061: if (url!='') {
1062: this.document.server.action=url;
1063: this.document.server.postdata.value='';
1064: this.document.server.command.value=cmd;
1065: this.document.server.url.value=currentURL;
1066: this.document.server.symb.value=currentSymb;
1067: this.document.server.submit();
1068: }
1069: }
1070:
1071: function gocstr(url,filename) {
1072: if (url == '/adm/cfile?action=delete') {
1073: this.document.cstrdelete.filename.value = filename
1074: this.document.cstrdelete.submit();
1075: return;
1076: }
1077: if (url == '/adm/printout') {
1078: this.document.cstrprint.postdata.value = filename
1079: this.document.cstrprint.curseed.value = 0;
1080: this.document.cstrprint.problemtype.value = 0;
1081: if (this.document.lonhomework) {
1082: if ((this.document.lonhomework.rndseed) && (this.document.lonhomework.rndseed.value != null) && (this.document.lonhomework.rndseed.value != '')) {
1083: this.document.cstrprint.curseed.value = this.document.lonhomework.rndseed.value
1084: }
1085: if (this.document.lonhomework.problemtype) {
1086: for (var i=0; i<this.document.lonhomework.problemtype.options.length; i++) {
1087: if (this.document.lonhomework.problemtype.options[i].selected) {
1088: if (this.document.lonhomework.problemtype.options[i].value != null && this.document.lonhomework.problemtype.options[i].value != '') {
1089: this.document.cstrprint.problemtype.value = this.document.lonhomework.problemtype.options[i].value
1090: }
1091: }
1092: }
1093: }
1094: }
1095: this.document.cstrprint.submit();
1096: return;
1097: }
1098: if (url !='') {
1099: this.document.constspace.filename.value = filename;
1100: this.document.constspace.action = url;
1101: this.document.constspace.submit();
1102: }
1103: }
1104:
1105: function golist(url) {
1106: if (url!='' && url!= null) {
1107: currentURL = null;
1108: currentSymb= null;
1109: top.location.href=url;
1110: }
1111: }
1112:
1113:
1114:
1115: function catalog_info() {
1116: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1117: }
1118:
1119: function chat_win() {
1120: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1121: }
1122: ENDUTILITY
1123: }
1124:
1125: sub serverform {
1126: return(<<ENDSERVERFORM);
1127:
1128: <form name="server" action="/adm/logout" method="post" target="_top">
1129: <input type="hidden" name="postdata" value="none" />
1130: <input type="hidden" name="command" value="none" />
1131: <input type="hidden" name="url" value="none" />
1132: <input type="hidden" name="symb" value="none" />
1133: </form>
1134: ENDSERVERFORM
1135: }
1136:
1137: sub constspaceform {
1138: return(<<ENDCONSTSPACEFORM);
1139: <form name="constspace" action="/adm/logout" method="post" target="_top">
1140: <input type="hidden" name="filename" value="" />
1141: </form>
1142: <form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
1143: <input type="hidden" name="action" value="delete" />
1144: <input type="hidden" name="filename" value="" />
1145: </form>
1146: <form name="cstrprint" action="/adm/printout" target="_parent" method="post">
1147: <input type="hidden" name="postdata" value="" />
1148: <input type="hidden" name="curseed" value="" />
1149: <input type="hidden" name="problemtype" value="" />
1150: </form>
1151:
1152: ENDCONSTSPACEFORM
1153: }
1154:
1155:
1156: sub get_nav_status {
1157: my $navstatus="swmenu.w_loncapanav_flag=";
1158: if ($env{'environment.remotenavmap'} eq 'on') {
1159: $navstatus.="1";
1160: } else {
1161: $navstatus.="-1";
1162: }
1163: return $navstatus;
1164: }
1165:
1166: # ================================================ Handler when called directly
1167:
1168:
1169: sub handler {
1170: my $r = shift;
1171: &Apache::loncommon::content_type($r,'text/html');
1172: $r->send_http_header;
1173: return OK if $r->header_only;
1174:
1175: my $form;
1176: if ($env{'environment.remote'} ne 'off' &&
1177: $env{'browser.interface'} ne 'textual') {
1178: $form=&serverform();
1179: }
1180: my $bodytag=&Apache::loncommon::bodytag('Main Menu');
1181: my $function='student';
1182: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1183: $function='coordinator';
1184: }
1185: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1186: $function='admin';
1187: }
1188: if (($env{'request.role'}=~/^(au|ca)/) ||
1189: ($env{'request.noversionuri'}=~/^(\/priv|\~)/)) {
1190: $function='author';
1191: }
1192: my $domain=&Apache::loncommon::determinedomain();
1193: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
1194: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
1195: $font=&Apache::loncommon::designparm($function.'.font',$domain);
1196: my $script_tag;
1197: if ($env{'environment.remote'} ne 'off') {
1198: my $utility=&utilityfunctions('/adm/menu');
1199: $script_tag=(<<ENDSCRIPT);
1200: <script type="text/javascript">
1201: $utility
1202: </script>
1203: ENDSCRIPT
1204: }
1205: # ---- Print the screen, pretend to be in text mode to generate text-based menu
1206: unless ($env{'browser.interface'} eq 'textual') {
1207: $env{'browser.interface'}='faketextual';
1208: $env{'environment.remote'}='off';
1209: }
1210: my $html=&Apache::lonxml::xmlbegin();
1211: $r->print(<<ENDHEADER);
1212: $html
1213: <head>
1214: <title>LON-CAPA Main Menu</title>
1215: $script_tag
1216: </head>
1217: $bodytag
1218: ENDHEADER
1219: $r->print('<table>'.&inlinemenu().'</table>'.$form);
1220: $r->print('</body></html>');
1221: return OK;
1222: }
1223:
1224: # ================================================================ Main Program
1225:
1226: BEGIN {
1227: if (! defined($readdesk)) {
1228: {
1229: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
1230: if ( CORE::open( my $config,"<$tabfile") ) {
1231: while (my $configline=<$config>) {
1232: $configline=(split(/\#/,$configline))[0];
1233: $configline=~s/^\s+//;
1234: chomp($configline);
1235: if ($configline) {
1236: $desklines[$#desklines+1]=$configline;
1237: }
1238: }
1239: CORE::close($config);
1240: }
1241: }
1242: $readdesk='done';
1243: }
1244: }
1245:
1246: 1;
1247: __END__
1248:
1249:
1250:
1251:
1252:
1253:
1254:
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