Annotation of loncom/interface/lonmenu.pm, revision 1.105
1.1 www 1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
1.105 ! www 4: # $Id: lonmenu.pm,v 1.104 2003/12/08 15:02:34 raeburn Exp $
1.11 albertel 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: #
1.1 www 28: #
1.48 www 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'
1.1 www 37: #
38:
39: package Apache::lonmenu;
40:
41: use strict;
1.2 www 42: use Apache::lonnet;
1.33 www 43: use Apache::Constants qw(:common);
1.47 matthew 44: use Apache::lonhtmlcommon();
1.33 www 45: use Apache::loncommon;
1.88 www 46: use Apache::lonlocal;
47:
1.2 www 48: use vars qw(@desklines $readdesk);
1.88 www 49:
50:
1.56 www 51: my @inlineremote;
1.58 www 52: my $font;
53: my $tabbg;
54: my $pgbg;
1.38 www 55:
1.88 www 56: # ================================================================ Little texts
57:
58: sub initlittle {
59: return &Apache::lonlocal::texthash('ret' => 'Return to Last Location',
60: 'nav' => 'Navigate Contents',
61: 'main' => 'Main Menu',
62: 'launch' => 'Launch Remote Control');
63: }
64:
1.40 www 65: # ============================= This gets called at the top of the body section
1.38 www 66:
67: sub menubuttons {
68: my $forcereg=shift;
69: my $target =shift;
1.40 www 70: my $registration=shift;
1.55 www 71: my $navmaps='';
1.59 www 72: my $reloadlink='';
1.97 www 73: my $escurl=&Apache::lonnet::escape($ENV{'request.noversionuri'});
1.55 www 74: my $escsymb=&Apache::lonnet::escape($ENV{'request.symb'});
1.48 www 75: if ($ENV{'browser.interface'} eq 'textual') {
1.41 www 76: # Textual display only
1.88 www 77: my %lt=&initlittle();
1.101 www 78: $pgbg='#FFFFFF';
79: $tabbg='#FFFFFF';
80: $font='#000000';
1.55 www 81: if ($ENV{'request.course.id'}) {
82: $navmaps=(<<ENDNAV);
1.88 www 83: <a href="/adm/navmaps?postdata=$escurl&postsymb=$escsymb" target="_top">$lt{'nav'}</a>
1.55 www 84: ENDNAV
1.97 www 85: if (($ENV{'request.noversionuri'}=~/^\/adm\//) &&
86: ($ENV{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
87: ($ENV{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) {
1.59 www 88: my $escreload=&Apache::lonnet::escape('return:');
89: $reloadlink=(<<ENDRELOAD);
1.88 www 90: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">$lt{'ret'}</font></a>
1.59 www 91: ENDRELOAD
92: }
1.55 www 93: }
1.48 www 94: my $output=(<<ENDMAINMENU);
1.44 www 95: <script>
96: // BEGIN LON-CAPA Internal
97: </script>
1.88 www 98: <a href="/adm/menu" target="_top">$lt{'main'}</a>
1.59 www 99: $reloadlink $navmaps<br />
1.44 www 100: <script>
101: // END LON-CAPA Internal
102: </script>
103: ENDMAINMENU
1.48 www 104: if ($registration) { $output.=&innerregister($forcereg,$target); }
105: return $output."<hr />";
106: } elsif ($ENV{'environment.remote'} eq 'off') {
107: # Remote Control is switched off
1.58 www 108: # figure out colors
1.88 www 109: my %lt=&initlittle();
1.58 www 110: my $function='student';
111: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
112: $function='coordinator';
113: }
114: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
115: $function='admin';
116: }
117: if (($ENV{'request.role'}=~/^(au|ca)/) ||
1.97 www 118: ($ENV{'request.noversionuri'}=~/^(\/priv|\~)/)) {
1.58 www 119: $function='author';
120: }
121: my $domain=&Apache::loncommon::determinedomain();
122: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
123: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
124: $font=&Apache::loncommon::designparm($function.'.font',$domain);
125: my $link=&Apache::loncommon::designparm($function.'.link',$domain);
126: my $alink=&Apache::loncommon::designparm($function.'.alink',$domain);
127: my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain);
128: my $sidebg=&Apache::loncommon::designparm($function.'.sidebg',$domain);
129: # Do we have a NAV link?
1.55 www 130: if ($ENV{'request.course.id'}) {
131: $navmaps=(<<ENDNAVREM);
1.58 www 132: <td bgcolor="$tabbg">
1.88 www 133: <a href="/adm/navmaps?postdata=$escurl&postsymb=$escsymb" target="_top"><font color="$font">$lt{'nav'}</font></a></td>
1.55 www 134: ENDNAVREM
1.97 www 135: if (($ENV{'request.noversionuri'}=~/^\/adm\//) &&
136: ($ENV{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
137: ($ENV{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) {
1.59 www 138: my $escreload=&Apache::lonnet::escape('return:');
139: $reloadlink=(<<ENDRELOAD);
140: <td bgcolor="$tabbg">
1.88 www 141: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">$lt{'ret'}</font></a></td>
1.59 www 142: ENDRELOAD
143: }
1.55 www 144: }
1.58 www 145: my $reg='';
146: if ($registration) {
147: $reg=&innerregister($forcereg,$target);
148: }
149: return (<<ENDINLINEMENU);
1.48 www 150: <script>
151: // BEGIN LON-CAPA Internal
152: </script>
1.99 www 153: <font face="Arial,Helvetica,sans-serif"><table bgcolor="$pgbg" width="100%" border="0" cellpadding="1" cellspacing="1">
1.58 www 154: <tr>
155: <td bgcolor="$tabbg">
1.88 www 156: <a href="/adm/menu" target="_top"><font color="$font">$lt{'main'}</font></a>
1.58 www 157: </td>
1.59 www 158: $reloadlink
1.55 www 159: $navmaps
1.58 www 160: <td bgcolor="$tabbg">
161: <a href="/adm/remote?action=launch&url=$escurl" target="_top">
1.88 www 162: <font color="$font">$lt{'launch'}</font></a></td>
1.65 www 163: <td bgcolor="$tabbg">
164: <img align="right" src="/adm/lonIcons/minilogo.gif" />
165: <b>LON-CAPA</b></td>
1.58 www 166: </tr>
167: </table>
1.99 www 168: </font>
1.48 www 169: <script>
170: // END LON-CAPA Internal
171: </script>
1.58 www 172: $reg
1.48 www 173: ENDINLINEMENU
174: } else {
175: return '';
176: }
1.72 www 177: }
178:
1.40 www 179: # ====================================== This gets called in the header section
1.38 www 180:
181: sub registerurl {
182: my $forcereg=shift;
183: my $target = shift;
184: my $result = '';
1.97 www 185: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.66 albertel 186: my $force_title='';
187: if ($ENV{'request.state'} eq 'construct') {
188: $force_title=&Apache::lonxml::display_title();
189: }
1.38 www 190: if ($target eq 'edit') {
1.45 www 191: $result .="<script type=\"text/javascript\">\n".
1.38 www 192: "if (typeof swmenu != 'undefined') {swmenu.currentURL=null;}\n".
193: &Apache::loncommon::browser_and_searcher_javascript().
194: "\n</script>\n";
195: }
196: if (($ENV{'browser.interface'} eq 'textual') ||
1.53 www 197: ($ENV{'environment.remote'} eq 'off') ||
1.38 www 198: ((($ENV{'request.publicaccess'}) ||
1.83 www 199: (!&Apache::lonnet::is_on_map(
1.97 www 200: &Apache::lonnet::unescape($ENV{'request.noversionuri'})))) &&
1.38 www 201: (!$forcereg))) {
1.76 www 202: return $result.
203: '<script type="text/javascript">function LONCAPAreg(){;} function LONCAPAstale(){}</script>'.$force_title;
1.38 www 204: }
1.41 www 205: # Graphical display after login only
1.38 www 206: if ($Apache::lonxml::registered && !$forcereg) { return ''; }
1.96 albertel 207: if ($target ne 'edit') {
208: $result.=&innerregister($forcereg,$target);
209: }
1.66 albertel 210: return $result.$force_title;
1.40 www 211: }
212:
213: # =========== This gets called in order to register a URL, both with the Remote
214: # =========== and in the body of the document
215:
216: sub innerregister {
217: my $forcereg=shift;
218: my $target = shift;
219: my $result = '';
1.97 www 220: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.40 www 221:
1.38 www 222: $Apache::lonxml::registered=1;
1.40 www 223:
1.49 www 224: my $textinter=($ENV{'browser.interface'} eq 'textual');
225: my $noremote=($ENV{'environment.remote'} eq 'off');
226:
227: my $textual=($textinter || $noremote);
228:
1.56 www 229: @inlineremote=();
230: undef @inlineremote;
231:
1.38 www 232: my $reopen=&Apache::lonmenu::reopenmenu();
1.40 www 233:
1.38 www 234: my $newmail='';
1.65 www 235: if ($noremote) {
1.99 www 236: $newmail='<font face="Arial,Helvetica,sans-serif"><table bgcolor="'.$pgbg.'" border="0" cellspacing="1" cellpadding="1" width="100%"><tr><td bgcolor="'.$tabbg.'">';
1.65 www 237: }
1.61 www 238: if (($textual) && ($ENV{'request.symb'}) && ($ENV{'request.course.id'})) {
1.87 www 239: my ($mapurl,$rid,$resurl)=&Apache::lonnet::decode_symb($ENV{'request.symb'});
1.65 www 240: $newmail.=$ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1.61 www 241: my $maptitle=&Apache::lonnet::gettitle($mapurl);
242: my $restitle=&Apache::lonnet::gettitle($resurl);
243: if ($maptitle) {
244: $newmail.=', '.$maptitle;
245: }
246: if ($restitle) {
247: $newmail.=': '.$restitle;
248: }
249: $newmail.=' ';
1.60 www 250: }
1.38 www 251: if (&Apache::lonmsg::newmail()) {
1.41 www 252: $newmail=($textual?
1.80 www 253: '<b><a href="/adm/communicate" target="_top">You have new messages</a></b><br />':
1.40 www 254: 'swmenu.setstatus("you have","messages");');
1.65 www 255: }
256: if ($noremote) {
1.99 www 257: $newmail.='</td></tr></table></font>';
1.38 www 258: }
1.40 www 259: my $timesync=($textual?'':'swmenu.syncclock(1000*'.time.');');
1.100 www 260: 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 />':'');
261: my $tableend=($noremote?'</table></font>':'').($textinter?'<a name="content" />':'');
1.41 www 262: # =============================================================================
263: # ============================ This is for URLs that actually can be registered
1.97 www 264: if (($ENV{'request.noversionuri'}!~/^\/(res\/)*adm\//) || ($forcereg)) {
1.40 www 265: # -- This applies to homework problems for users with grading privileges
1.38 www 266: my $hwkadd='';
1.40 www 267: if
268: ($ENV{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) {
1.79 www 269: my $crs='/'.$ENV{'request.course.id'};
270: if ($ENV{'request.course.sec'}) {
271: $crs.='_'.$ENV{'request.course.sec'};
272: }
273: $crs=~s/\_/\//g;
274:
275: if (&Apache::lonnet::allowed('vgr',$crs)) {
1.78 www 276: $hwkadd.=&switch('','',7,1,'subm.gif','view sub-','missions',
1.40 www 277: "gocmd('/adm/grades','submission')",
278: 'View user submissions for this assessment resource');
1.38 www 279: }
1.79 www 280: if (&Apache::lonnet::allowed('mgr',$crs)) {
1.40 www 281: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem','grades',
282: "gocmd('/adm/grades','gradingmenu')",
283: 'Modify user grades for this assessment resource');
1.38 www 284: }
1.79 www 285: if (&Apache::lonnet::allowed('opa',$crs)) {
1.40 www 286: $hwkadd.=&switch('','',7,3,'pparm.gif','problem','parms',
287: "gocmd('/adm/parmset','set')",
288: 'Modify deadlines, etc, for this assessment resource');
1.38 www 289: }
290: }
1.40 www 291: # -- End Homework
1.38 www 292: ###
293: ### Determine whether or not to display the 'cstr' button for this
294: ### resource
295: ###
296: my $editbutton = '';
297: if ($ENV{'user.author'}) {
298: if ($ENV{'request.role'}=~/^(ca|au)/) {
299: # Set defaults for authors
300: my ($top,$bottom) = ('con-','struct');
301: my $action = "go('/priv/".$ENV{'user.name'}."');";
302: my $cadom = $ENV{'request.role.domain'};
303: my $caname = $ENV{'user.name'};
304: my $desc = "Enter my resource construction space";
305: # Set defaults for co-authors
306: if ($ENV{'request.role'} =~ /^ca/) {
307: ($cadom,$caname)=($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
308: ($top,$bottom) = ('co con-','struct');
309: $action = "go('/priv/".$caname."');";
310: $desc = "Enter construction space as co-author";
311: }
312: # Check that we are on the correct machine
313: my $home = &Apache::lonnet::homeserver($caname,$cadom);
314: if ($home eq $Apache::lonnet::perlvar{'lonHostID'}) {
1.40 www 315: $editbutton=&switch
1.38 www 316: ('','',6,1,$top,,$bottom,$action,$desc);
317: }
318: }
319: ##
320: ## Determine if user can edit url.
321: ##
322: my $cfile='';
323: my $cfuname='';
324: my $cfudom='';
325: if ($ENV{'request.filename'}) {
326: my $file=&Apache::lonnet::declutter($ENV{'request.filename'});
327: $file=~s/^(\w+)\/(\w+)/\/priv\/$2/;
328: # Chech that the user has permission to edit this resource
329: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
330: if (defined($cfudom)) {
331: if (&Apache::lonnet::homeserver($cfuname,$cfudom)
332: eq $Apache::lonnet::perlvar{'lonHostID'}) {
333: $cfile=$file;
334: }
335: }
336: }
337: # Finally, turn the button on or off
338: if ($cfile) {
1.40 www 339: $editbutton=&switch
1.38 www 340: ('','',6,1,'cstr.gif','edit','resource',
341: "go('".$cfile."');","Edit this resource");
342: } elsif ($editbutton eq '') {
1.40 www 343: $editbutton=&clear(6,1);
1.38 www 344: }
345: }
346: ###
347: ###
1.41 www 348: # Prepare the rest of the buttons
349: my $menuitems=(<<ENDMENUITEMS);
350: c&3&1
351: s&2&1&back.gif&backward&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&1
1.58 www 352: s&2&3&forw.gif&forward&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&3
1.77 www 353: c&6&3
354: c&8&1
355: c&8&2
1.95 bowersj2 356: s&8&3&prt.gif&prepare&printout&gopost('/adm/printout',currentURL)&Prepare a printable document
1.41 www 357: s&9&1&sbkm.gif&set&bookmark&set_bookmark()&Set a bookmark for this resource&2
358: s&9&3&anot.gif&anno-&tations&annotate()&Make notes and annotations about this resource&2
359: ENDMENUITEMS
1.97 www 360: unless ($ENV{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
1.77 www 361: $menuitems.=(<<ENDREALRES);
362: s&6&3&catalog.gif&catalog&info&catalog_info()&Show catalog information
1.80 www 363: s&8&1&eval.gif&evaluate&this&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
364: s&8&2&fdbk.gif&feedback&discuss&gopost('/adm/feedback',currentURL,1)&Provide feedback messages or contribute to the course discussion about this resource
1.77 www 365: ENDREALRES
366: }
1.41 www 367: my $buttons='';
368: foreach (split(/\n/,$menuitems)) {
369: my ($command,@rest)=split(/\&/,$_);
370: if ($command eq 's') {
371: $buttons.=&switch('','',@rest);
372: } else {
373: $buttons.=&clear(@rest);
374: }
375: }
376: if ($textual) {
377: # Registered, textual output
1.42 www 378: my $utility=&utilityfunctions();
379: my $form=&serverform();
1.103 www 380: my $inlinebuttons='';
381:
382: if ($ENV{'browser.interface'} eq 'textual') {
383: $inlinebuttons=
1.56 www 384: join('',map { (defined($_)?$_:'') } @inlineremote);
1.103 www 385: } else {
386: $inlinebuttons=(<<ENDINLINE);
387: <tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
388: <tr><td>$inlineremote[61]</td><td>$inlineremote[62]</td><td>$inlineremote[63]</td></tr>
389: <tr><td>$inlineremote[71]</td><td>$inlineremote[72]</td><td>$inlineremote[73]</td></tr>
390: <tr><td>$inlineremote[81]</td><td>$inlineremote[82]</td><td>$inlineremote[83]</td></tr>
391: <tr><td>$inlineremote[91]</td><td>$inlineremote[92]</td><td>$inlineremote[93]</td></tr>
392: ENDINLINE
393: }
1.41 www 394: $result =(<<ENDREGTEXT);
1.42 www 395: <script>
396: // BEGIN LON-CAPA Internal
397: $utility
398: </script>
1.41 www 399: $timesync
400: $newmail
1.58 www 401: $tablestart
1.56 www 402: $inlinebuttons
1.58 www 403: $tableend
1.42 www 404: $form
405: <script>
1.64 www 406: // END LON-CAPA Internal
1.42 www 407: </script>
408:
1.41 www 409: ENDREGTEXT
410: # Registered, graphical output
411: } else {
1.97 www 412: my $requri=(split(/\?/,$ENV{'request.noversionuri'}))[0];
1.86 albertel 413: $requri=&Apache::lonnet::unescape($requri);
1.41 www 414: $result = (<<ENDREGTHIS);
1.38 www 415:
416: <script language="JavaScript">
417: // BEGIN LON-CAPA Internal
1.42 www 418: var swmenu=null;
1.38 www 419:
420: function LONCAPAreg() {
421: swmenu=$reopen;
422: swmenu.clearTimeout(swmenu.menucltim);
423: $timesync
424: $newmail
1.41 www 425: $buttons
1.84 www 426: swmenu.currentURL="$requri";
1.85 www 427: swmenu.reloadURL=swmenu.currentURL+window.location.search;
1.38 www 428: swmenu.currentSymb="$ENV{'request.symb'}";
429: swmenu.reloadSymb="$ENV{'request.symb'}";
430: swmenu.currentStale=0;
431: $hwkadd
432: $editbutton
433: }
434:
435: function LONCAPAstale() {
436: swmenu=$reopen
437: swmenu.currentStale=1;
438: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
439: swmenu.switchbutton
440: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
441: }
442: swmenu.clearbut(7,1);
443: swmenu.clearbut(7,2);
444: swmenu.clearbut(7,3);
445: swmenu.menucltim=swmenu.setTimeout(
446: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
447: 'clearbut(9,1);clearbut(9,2);clearbut(9,3);clearbut(6,3);clearbut(6,1)',
448: 2000);
449: }
450:
451: // END LON-CAPA Internal
452: </script>
453: ENDREGTHIS
1.41 www 454: }
455: # =============================================================================
1.38 www 456: } else {
1.41 www 457: # ========================================== This can or will not be registered
458: if ($textual) {
459: # Not registered, textual
460: $result= (<<ENDDONOTREGTEXT);
461: ENDDONOTREGTEXT
462: } else {
463: # Not registered, graphical
464: $result = (<<ENDDONOTREGTHIS);
1.38 www 465:
466: <script language="JavaScript">
467: // BEGIN LON-CAPA Internal
1.42 www 468: var swmenu=null;
1.38 www 469:
470: function LONCAPAreg() {
471: swmenu=$reopen
472: $timesync
473: swmenu.currentStale=1;
474: swmenu.clearbut(2,1);
475: swmenu.clearbut(2,3);
476: swmenu.clearbut(8,1);
477: swmenu.clearbut(8,2);
478: swmenu.clearbut(8,3);
479: if (swmenu.currentURL) {
480: swmenu.switchbutton
481: (3,1,'reload.gif','return','location','go(currentURL)');
482: } else {
483: swmenu.clearbut(3,1);
484: }
485: }
486:
487: function LONCAPAstale() {
488: }
489:
490: // END LON-CAPA Internal
491: </script>
492: ENDDONOTREGTHIS
1.41 www 493: }
494: # =============================================================================
1.38 www 495: }
496: return $result;
497: }
498:
499: sub loadevents() {
1.97 www 500: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.38 www 501: return 'LONCAPAreg();';
502: }
503:
504: sub unloadevents() {
1.97 www 505: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.38 www 506: return 'LONCAPAstale();';
507: }
1.30 www 508:
1.32 www 509: # ============================================================= Start up remote
510:
511: sub startupremote {
512: my ($lowerurl)=@_;
1.49 www 513: if (($ENV{'browser.interface'} eq 'textual') ||
514: ($ENV{'environment.remote'} eq 'off')) {
1.34 www 515: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
516: }
1.49 www 517: #
518: # The Remote actually gets launched!
519: #
1.32 www 520: my $configmenu=&rawconfig();
1.52 www 521: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
522:
1.32 www 523: return(<<ENDREMOTESTARTUP);
524: <script>
525:
1.35 www 526: function wheelswitch() {
527: if (window.status=='|') {
528: window.status='/';
529: } else {
530: if (window.status=='/') {
531: window.status='-';
532: } else {
533: if (window.status=='-') {
534: window.status='\\\\';
535: } else {
536: if (window.status=='\\\\') { window.status='|'; }
537: }
538: }
539: }
540: }
541:
1.32 www 542: // ---------------------------------------------------------- The wait function
543: var canceltim;
544: function wait() {
545: if ((menuloaded==1) || (tim==1)) {
1.35 www 546: window.status='Done.';
1.32 www 547: if (tim==0) {
548: clearTimeout(canceltim);
549: $configmenu
550: window.location='$lowerurl';
551: } else {
1.52 www 552: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1.32 www 553: }
554: } else {
1.35 www 555: wheelswitch();
556: setTimeout('wait();',200);
1.32 www 557: }
558: }
559:
560: function main() {
1.52 www 561: canceltim=setTimeout('tim=1;',30000);
1.35 www 562: window.status='-';
1.32 www 563: wait();
564: }
565:
566: </script>
567: ENDREMOTESTARTUP
568: }
569:
570: sub setflags() {
571: return(<<ENDSETFLAGS);
572: <script>
573: menuloaded=0;
574: tim=0;
575: </script>
576: ENDSETFLAGS
577: }
578:
579: sub maincall() {
1.49 www 580: if (($ENV{'browser.interface'} eq 'textual') ||
581: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.32 www 582: return(<<ENDMAINCALL);
583: <script>
584: main();
585: </script>
586: ENDMAINCALL
587: }
1.30 www 588: # ================================================================= Reopen menu
589:
590: sub reopenmenu {
1.49 www 591: if (($ENV{'browser.interface'} eq 'textual') ||
592: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 593: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.47 matthew 594: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
595: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1.30 www 596: }
597:
1.1 www 598: # =============================================================== Open the menu
599:
600: sub open {
1.22 www 601: my $returnval='';
1.49 www 602: if (($ENV{'browser.interface'} eq 'textual') ||
603: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 604: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.22 www 605: unless (shift eq 'unix') {
606: # resizing does not work on linux because of virtual desktop sizes
607: $returnval.=(<<ENDRESIZE);
608: if (window.screen) {
1.28 www 609: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1.22 www 610: self.moveTo(190,15);
611: }
612: ENDRESIZE
613: }
614: $returnval.=(<<ENDOPEN);
1.35 www 615: window.status='Opening LON-CAPA Remote Control';
1.30 www 616: var menu=window.open("/res/adm/pages/menu.html","$menuname",
1.14 www 617: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1.71 www 618: self.name='loncapaclient';
1.1 www 619: ENDOPEN
1.22 www 620: return '<script>'.$returnval.'</script>';
1.1 www 621: }
622:
1.2 www 623:
624: # ================================================================== Raw Config
625:
1.3 www 626: sub clear {
627: my ($row,$col)=@_;
1.49 www 628: unless (($ENV{'browser.interface'} eq 'textual') ||
629: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 630: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1.56 www 631: } else {
632: $inlineremote[10*$row+$col]='';
633: return '';
634: }
1.3 www 635: }
636:
1.40 www 637: # ============================================ Switch a button or create a link
1.25 matthew 638: # Switch acts on the javascript that is executed when a button is clicked.
639: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1.40 www 640:
1.2 www 641: sub switch {
1.40 www 642: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_;
1.2 www 643: $act=~s/\$uname/$uname/g;
644: $act=~s/\$udom/$udom/g;
1.88 www 645: $top=&mt($top);
646: $bot=&mt($bot);
647: $desc=&mt($desc);
1.105 ! www 648: $img=&mt($img);
1.49 www 649: unless (($ENV{'browser.interface'} eq 'textual') ||
650: ($ENV{'environment.remote'} eq 'off')) {
1.50 www 651: # Remote
1.34 www 652: return "\n".
1.35 www 653: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1.50 www 654: } elsif ($ENV{'browser.interface'} eq 'textual') {
655: # Accessibility
656: if ($nobreak==2) { return ''; }
657: my $text=$top.' '.$bot;
1.78 www 658: $text=~s/\s*\-\s*//gs;
1.94 www 659: if ($nobreak) {
660: $inlineremote[10*$row+$col]=
661: '<a href="javascript:'.$act.';">'.$text.'</a>';
662: } else {
663: $inlineremote[10*$row+$col]="\n<br />".
1.100 www 664: $desc.' <a href="javascript:'.$act.';">'.$text.'</a>';
1.94 www 665: }
1.34 www 666: } else {
1.50 www 667: # Inline Remote
1.41 www 668: if ($nobreak==2) { return ''; }
1.34 www 669: my $text=$top.' '.$bot;
1.78 www 670: $text=~s/\s*\-\s*//gs;
1.105 ! www 671:
! 672: my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};
! 673: if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
1.99 www 674: my $pic=
1.105 ! www 675: '<img border="0" alt="'.$text.'" src="http://'.$ENV{'HTTP_HOST'}.
! 676: ':'.$lonhttpdPort.'/res/adm/pages/'.$img.'" align="'.
1.103 www 677: ($nobreak==3?'right':'left').'" />';
678: if (($ENV{'browser.interface'} eq 'textual') || ($ENV{'browser.interface'} eq 'faketextual')) {
679: # Accessibility
680: if ($nobreak==3) {
681: $inlineremote[10*$row+$col]="\n".
682: '<td width="40%" align="right"><font color="'.$font.'" size="+1">'.$text.
683: '</font></td><td width="10%" align="right" bgcolor="'.$tabbg.'">'.
684: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
685: } elsif ($nobreak) {
686: $inlineremote[10*$row+$col]="\n<tr>".
687: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
688: '<a href="javascript:'.$act.';">'.$pic.
689: '</a></td><td width="40%" align="left"><font color="'.$font.'" size="+1">'.$text.'</font></td>';
690: } else {
691: $inlineremote[10*$row+$col]="\n<tr>".
692: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
693: '<a href="javascript:'.$act.';">'.$pic.
694: '</a></td><td colspan="3"><font color="'.$font.'">'.$desc.
695: '</font></td></tr>';
696: }
1.94 www 697: } else {
1.103 www 698: # Inline Menu
699: $inlineremote[10*$row+$col]=
700: '<a href="javascript:'.$act.';">'.$pic.
701: '</a><font color="'.$font.'" size="2">'.$desc.
702: '</font>';
1.94 www 703: }
1.34 www 704: }
1.56 www 705: return '';
1.2 www 706: }
707:
708: sub secondlevel {
709: my $output='';
710: my
1.27 www 711: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
1.2 www 712: if ($prt eq 'any') {
1.27 www 713: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 714: } elsif ($prt=~/^r(\w+)/) {
715: if ($rol eq $1) {
1.27 www 716: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 717: }
718: }
719: return $output;
720: }
721:
1.18 www 722: sub openmenu {
1.30 www 723: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.49 www 724: if (($ENV{'browser.interface'} eq 'textual') ||
725: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.47 matthew 726: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
727: return "window.open(".$nothing.",'".$menuname."');";
1.18 www 728: }
729:
1.56 www 730: sub inlinemenu {
731: @inlineremote=();
732: undef @inlineremote;
733: &rawconfig(1);
734: return join('',map { (defined($_)?$_:'') } @inlineremote);
735: }
736:
1.2 www 737: sub rawconfig {
1.34 www 738: my $textualoverride=shift;
739: my $output='';
1.49 www 740: unless (($ENV{'browser.interface'} eq 'textual') ||
741: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 742: $output.=
743: "window.status='Opening Remote Control';var swmenu=".&openmenu().
744: "\nwindow.status='Configuring Remote Control ';";
1.34 www 745: } else {
746: unless ($textualoverride) { return ''; }
747: }
1.2 www 748: my $uname=$ENV{'user.name'};
749: my $udom=$ENV{'user.domain'};
750: my $adv=$ENV{'user.adv'};
1.4 www 751: my $author=$ENV{'user.author'};
1.5 www 752: my $crs='';
753: if ($ENV{'request.course.id'}) {
754: $crs='/'.$ENV{'request.course.id'};
1.7 www 755: if ($ENV{'request.course.sec'}) {
756: $crs.='_'.$ENV{'request.course.sec'};
757: }
1.8 www 758: $crs=~s/\_/\//g;
1.5 www 759: }
1.2 www 760: my $pub=($ENV{'request.state'} eq 'published');
761: my $con=($ENV{'request.state'} eq 'construct');
762: my $rol=$ENV{'request.role'};
1.25 matthew 763: my $requested_domain = $ENV{'request.role.domain'};
1.13 harris41 764: foreach (@desklines) {
1.27 www 765: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
1.3 www 766: $prt=~s/\$uname/$uname/g;
767: $prt=~s/\$udom/$udom/g;
1.5 www 768: $prt=~s/\$crs/$crs/g;
1.25 matthew 769: $prt=~s/\$requested_domain/$requested_domain/g;
1.3 www 770: if ($pro eq 'clear') {
1.4 www 771: $output.=&clear($row,$col);
1.3 www 772: } elsif ($pro eq 'any') {
1.2 www 773: $output.=&secondlevel(
1.27 www 774: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 775: } elsif ($pro eq 'smp') {
776: unless ($adv) {
777: $output.=&secondlevel(
1.27 www 778: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 779: }
780: } elsif ($pro eq 'adv') {
781: if ($adv) {
782: $output.=&secondlevel(
1.27 www 783: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 784: }
1.81 matthew 785: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1.2 www 786: if (&Apache::lonnet::allowed($1,$prt)) {
1.27 www 787: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.4 www 788: }
1.26 www 789: } elsif ($pro eq 'course') {
790: if ($ENV{'request.course.fn'}) {
1.27 www 791: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.81 matthew 792: }
793: } elsif ($pro =~ /^course_(.*)$/) {
794: # Check for permissions inside of a course
795: if (($ENV{'request.course.id'}) &&
796: (&Apache::lonnet::allowed($1,$ENV{'request.course.id'}.
797: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))
798: )) {
799: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.26 www 800: }
1.4 www 801: } elsif ($pro eq 'author') {
802: if ($author) {
1.29 matthew 803: if ((($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) ||
804: (($prt eq 'rau') && ($ENV{'request.role'}=~/^au/))) {
1.19 matthew 805: # Check that we are on the correct machine
1.29 matthew 806: my $cadom=$requested_domain;
807: my $caname=$ENV{'user.name'};
808: if ($prt eq 'rca') {
809: ($cadom,$caname)=
1.6 www 810: ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
1.29 matthew 811: }
812: $act =~ s/\$caname/$caname/g;
1.19 matthew 813: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.32 www 814: if ($home eq $Apache::lonnet::perlvar{'lonHostID'}) {
1.19 matthew 815: $output.=switch($caname,$cadom,
1.27 www 816: $row,$col,$img,$top,$bot,$act,$desc);
1.19 matthew 817: }
1.6 www 818: }
1.2 www 819: }
820: }
1.13 harris41 821: }
1.49 www 822: unless (($ENV{'browser.interface'} eq 'textual') ||
823: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 824: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1.34 www 825: }
1.2 www 826: return $output;
827: }
828:
829: # ======================================================================= Close
1.1 www 830:
831: sub close {
1.49 www 832: if (($ENV{'browser.interface'} eq 'textual') ||
833: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 834: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.1 www 835: return(<<ENDCLOSE);
836: <script>
1.35 www 837: window.status='Accessing Remote Control';
1.30 www 838: menu=window.open("/adm/rat/empty.html","$menuname",
1.1 www 839: "height=350,width=150,scrollbars=no,menubar=no");
1.35 www 840: window.status='Disabling Remote Control';
841: menu.active=0;
1.31 www 842: menu.autologout=0;
1.35 www 843: window.status='Closing Remote Control';
1.1 www 844: menu.close();
1.35 www 845: window.status='Done.';
1.1 www 846: </script>
847: ENDCLOSE
848: }
849:
850: # ====================================================================== Footer
851:
852: sub footer {
853:
1.33 www 854: }
855:
1.42 www 856: sub utilityfunctions {
1.51 www 857: unless (($ENV{'browser.interface'} eq 'textual') ||
858: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.97 www 859: my $currenturl=$ENV{'request.noversionuri'};
1.42 www 860: my $currentsymb=$ENV{'request.symb'};
861: return (<<ENDUTILITY)
862:
863: var currentURL="$currenturl";
864: var reloadURL="$currenturl";
865: var currentSymb="$currentsymb";
866:
867: function go(url) {
868: if (url!='' && url!= null) {
869: currentURL = null;
870: currentSymb= null;
871: window.location.href=url;
872: }
873: }
874:
875: function gopost(url,postdata) {
876: if (url!='') {
877: this.document.server.action=url;
878: this.document.server.postdata.value=postdata;
879: this.document.server.command.value='';
880: this.document.server.url.value='';
881: this.document.server.symb.value='';
882: this.document.server.submit();
883: }
884: }
885:
886: function gocmd(url,cmd) {
887: if (url!='') {
888: this.document.server.action=url;
889: this.document.server.postdata.value='';
890: this.document.server.command.value=cmd;
891: this.document.server.url.value=currentURL;
892: this.document.server.symb.value=currentSymb;
893: this.document.server.submit();
894: }
1.57 www 895: }
896:
897: function catalog_info() {
1.102 albertel 898: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1.57 www 899: }
900:
901: function chat_win() {
1.102 albertel 902: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1.42 www 903: }
904: ENDUTILITY
905: }
906:
907: sub serverform {
908: return(<<ENDSERVERFORM);
909:
1.62 www 910: <form name="server" action="/adm/logout" method="post" target="_top">
1.42 www 911: <input type="hidden" name="postdata" value="none" />
912: <input type="hidden" name="command" value="none" />
913: <input type="hidden" name="url" value="none" />
914: <input type="hidden" name="symb" value="none" />
915: </form>
916: ENDSERVERFORM
917: }
1.33 www 918: # ================================================ Handler when called directly
919:
920:
921: sub handler {
922: my $r = shift;
1.93 www 923: &Apache::loncommon::content_type($r,'text/html');
1.33 www 924: $r->send_http_header;
925: return OK if $r->header_only;
926:
1.42 www 927: my $form=&serverform();
1.34 www 928: my $bodytag=&Apache::loncommon::bodytag('Main Menu');
1.58 www 929: my $function='student';
930: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
931: $function='coordinator';
932: }
933: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
934: $function='admin';
935: }
936: if (($ENV{'request.role'}=~/^(au|ca)/) ||
1.97 www 937: ($ENV{'request.noversionuri'}=~/^(\/priv|\~)/)) {
1.58 www 938: $function='author';
939: }
940: my $domain=&Apache::loncommon::determinedomain();
941: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
942: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
943: $font=&Apache::loncommon::designparm($function.'.font',$domain);
1.53 www 944: # ---- Print the screen, pretent to be in text mode to generate text-based menu
1.103 www 945: unless ($ENV{'browser.interface'} eq 'textual') {
946: $ENV{'browser.interface'}='faketextual';
1.53 www 947: $ENV{'environment.remote'}='off';
948: }
949: my $utility=&utilityfunctions();
1.36 www 950: $r->print(<<ENDHEADER);
951: <html><head>
952: <title>LON-CAPA Main Menu</title>
953: <script>
1.42 www 954: $utility
1.36 www 955: </script>
956: </head>
957: $bodytag
958: ENDHEADER
1.58 www 959: $r->print('<table>'.&inlinemenu().'</table>'.$form);
1.33 www 960: $r->print('</body></html>');
961: return OK;
1.1 www 962: }
963:
1.2 www 964: # ================================================================ Main Program
965:
1.16 harris41 966: BEGIN {
1.15 matthew 967: if (! defined($readdesk)) {
1.14 www 968: {
1.104 raeburn 969: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
970: if ( CORE::open( my $config,"<$tabfile") ) {
971: while (my $configline=<$config>) {
972: $configline=(split(/\#/,$configline))[0];
973: $configline=~s/^\s+//;
974: chomp($configline);
975: if ($configline) {
976: $desklines[$#desklines+1]=$configline;
977: }
978: }
979: CORE::close($config);
1.2 www 980: }
1.14 www 981: }
982: $readdesk='done';
1.10 albertel 983: }
1.2 www 984: }
1.30 www 985:
1.1 www 986: 1;
987: __END__
988:
989:
990:
991:
992:
993:
994:
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