Annotation of loncom/interface/lonmenu.pm, revision 1.109
1.1 www 1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
1.109 ! albertel 4: # $Id: lonmenu.pm,v 1.108 2004/06/27 16:03:57 www 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
1.107 albertel 266: my $crs='/'.$ENV{'request.course.id'};
267: if ($ENV{'request.course.sec'}) {
268: $crs.='_'.$ENV{'request.course.sec'};
269: }
270: $crs=~s/\_/\//g;
271:
1.38 www 272: my $hwkadd='';
1.107 albertel 273: if ($ENV{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) {
1.79 www 274: if (&Apache::lonnet::allowed('vgr',$crs)) {
1.106 www 275: $hwkadd.=&switch('','',7,1,'subm.gif','view sub-[_1]','missions[_1]',
1.40 www 276: "gocmd('/adm/grades','submission')",
277: 'View user submissions for this assessment resource');
1.38 www 278: }
1.79 www 279: if (&Apache::lonnet::allowed('mgr',$crs)) {
1.106 www 280: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_3]',
1.40 www 281: "gocmd('/adm/grades','gradingmenu')",
282: 'Modify user grades for this assessment resource');
1.38 www 283: }
1.107 albertel 284: }
285: if (&Apache::lonnet::allowed('opa',$crs)) {
286: $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]',
287: "gocmd('/adm/parmset','set')",
288: 'Modify deadlines, etc, for this resource');
1.38 www 289: }
1.40 www 290: # -- End Homework
1.38 www 291: ###
292: ### Determine whether or not to display the 'cstr' button for this
293: ### resource
294: ###
295: my $editbutton = '';
296: if ($ENV{'user.author'}) {
297: if ($ENV{'request.role'}=~/^(ca|au)/) {
298: # Set defaults for authors
299: my ($top,$bottom) = ('con-','struct');
300: my $action = "go('/priv/".$ENV{'user.name'}."');";
301: my $cadom = $ENV{'request.role.domain'};
302: my $caname = $ENV{'user.name'};
303: my $desc = "Enter my resource construction space";
304: # Set defaults for co-authors
305: if ($ENV{'request.role'} =~ /^ca/) {
306: ($cadom,$caname)=($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
307: ($top,$bottom) = ('co con-','struct');
308: $action = "go('/priv/".$caname."');";
309: $desc = "Enter construction space as co-author";
310: }
311: # Check that we are on the correct machine
312: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.109 ! albertel 313: my $allowed=0;
! 314: my @ids=&Apache::lonnet::current_machine_ids();
! 315: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
! 316: if (!$allowed) {
! 317: $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc);
1.38 www 318: }
319: }
320: ##
321: ## Determine if user can edit url.
322: ##
323: my $cfile='';
324: my $cfuname='';
325: my $cfudom='';
326: if ($ENV{'request.filename'}) {
327: my $file=&Apache::lonnet::declutter($ENV{'request.filename'});
328: $file=~s/^(\w+)\/(\w+)/\/priv\/$2/;
1.109 ! albertel 329: # Check that the user has permission to edit this resource
1.38 www 330: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
331: if (defined($cfudom)) {
1.109 ! albertel 332: my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
! 333: my $allowed=0;
! 334: my @ids=&Apache::lonnet::current_machine_ids();
! 335: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
! 336: if ($allowed) {
1.38 www 337: $cfile=$file;
338: }
339: }
340: }
341: # Finally, turn the button on or off
1.109 ! albertel 342: &Apache::lonnet::logthis("cfile is $cfile");
1.38 www 343: if ($cfile) {
1.40 www 344: $editbutton=&switch
1.106 www 345: ('','',6,1,'cstr.gif','edit[_1]','resource[_2]',
1.38 www 346: "go('".$cfile."');","Edit this resource");
347: } elsif ($editbutton eq '') {
1.40 www 348: $editbutton=&clear(6,1);
1.38 www 349: }
350: }
351: ###
352: ###
1.41 www 353: # Prepare the rest of the buttons
354: my $menuitems=(<<ENDMENUITEMS);
355: c&3&1
1.106 www 356: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&1
357: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&3
1.77 www 358: c&6&3
359: c&8&1
360: c&8&2
1.106 www 361: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
362: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&2
363: s&9&3&anot.gif&anno-[_1]&tations[_1]&annotate()&Make notes and annotations about this resource&2
1.41 www 364: ENDMENUITEMS
1.97 www 365: unless ($ENV{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
1.77 www 366: $menuitems.=(<<ENDREALRES);
1.106 www 367: s&6&3&catalog.gif&catalog[_1]&info[_1]&catalog_info()&Show catalog information
368: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
369: 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
1.77 www 370: ENDREALRES
371: }
1.41 www 372: my $buttons='';
373: foreach (split(/\n/,$menuitems)) {
374: my ($command,@rest)=split(/\&/,$_);
375: if ($command eq 's') {
376: $buttons.=&switch('','',@rest);
377: } else {
378: $buttons.=&clear(@rest);
379: }
380: }
381: if ($textual) {
382: # Registered, textual output
1.42 www 383: my $utility=&utilityfunctions();
384: my $form=&serverform();
1.103 www 385: my $inlinebuttons='';
386:
387: if ($ENV{'browser.interface'} eq 'textual') {
388: $inlinebuttons=
1.56 www 389: join('',map { (defined($_)?$_:'') } @inlineremote);
1.103 www 390: } else {
391: $inlinebuttons=(<<ENDINLINE);
392: <tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
393: <tr><td>$inlineremote[61]</td><td>$inlineremote[62]</td><td>$inlineremote[63]</td></tr>
394: <tr><td>$inlineremote[71]</td><td>$inlineremote[72]</td><td>$inlineremote[73]</td></tr>
395: <tr><td>$inlineremote[81]</td><td>$inlineremote[82]</td><td>$inlineremote[83]</td></tr>
396: <tr><td>$inlineremote[91]</td><td>$inlineremote[92]</td><td>$inlineremote[93]</td></tr>
397: ENDINLINE
398: }
1.41 www 399: $result =(<<ENDREGTEXT);
1.42 www 400: <script>
401: // BEGIN LON-CAPA Internal
402: $utility
403: </script>
1.41 www 404: $timesync
405: $newmail
1.58 www 406: $tablestart
1.56 www 407: $inlinebuttons
1.58 www 408: $tableend
1.42 www 409: $form
410: <script>
1.64 www 411: // END LON-CAPA Internal
1.42 www 412: </script>
413:
1.41 www 414: ENDREGTEXT
415: # Registered, graphical output
416: } else {
1.97 www 417: my $requri=(split(/\?/,$ENV{'request.noversionuri'}))[0];
1.86 albertel 418: $requri=&Apache::lonnet::unescape($requri);
1.41 www 419: $result = (<<ENDREGTHIS);
1.38 www 420:
421: <script language="JavaScript">
422: // BEGIN LON-CAPA Internal
1.42 www 423: var swmenu=null;
1.38 www 424:
425: function LONCAPAreg() {
426: swmenu=$reopen;
427: swmenu.clearTimeout(swmenu.menucltim);
428: $timesync
429: $newmail
1.41 www 430: $buttons
1.84 www 431: swmenu.currentURL="$requri";
1.85 www 432: swmenu.reloadURL=swmenu.currentURL+window.location.search;
1.38 www 433: swmenu.currentSymb="$ENV{'request.symb'}";
434: swmenu.reloadSymb="$ENV{'request.symb'}";
435: swmenu.currentStale=0;
436: $hwkadd
437: $editbutton
438: }
439:
440: function LONCAPAstale() {
441: swmenu=$reopen
442: swmenu.currentStale=1;
443: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
444: swmenu.switchbutton
445: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
446: }
447: swmenu.clearbut(7,1);
448: swmenu.clearbut(7,2);
449: swmenu.clearbut(7,3);
450: swmenu.menucltim=swmenu.setTimeout(
451: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
1.108 www 452: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);clearbut(6,1)',
1.38 www 453: 2000);
454: }
455:
456: // END LON-CAPA Internal
457: </script>
458: ENDREGTHIS
1.41 www 459: }
460: # =============================================================================
1.38 www 461: } else {
1.41 www 462: # ========================================== This can or will not be registered
463: if ($textual) {
464: # Not registered, textual
465: $result= (<<ENDDONOTREGTEXT);
466: ENDDONOTREGTEXT
467: } else {
468: # Not registered, graphical
469: $result = (<<ENDDONOTREGTHIS);
1.38 www 470:
471: <script language="JavaScript">
472: // BEGIN LON-CAPA Internal
1.42 www 473: var swmenu=null;
1.38 www 474:
475: function LONCAPAreg() {
476: swmenu=$reopen
477: $timesync
478: swmenu.currentStale=1;
479: swmenu.clearbut(2,1);
480: swmenu.clearbut(2,3);
481: swmenu.clearbut(8,1);
482: swmenu.clearbut(8,2);
483: swmenu.clearbut(8,3);
484: if (swmenu.currentURL) {
485: swmenu.switchbutton
486: (3,1,'reload.gif','return','location','go(currentURL)');
487: } else {
488: swmenu.clearbut(3,1);
489: }
490: }
491:
492: function LONCAPAstale() {
493: }
494:
495: // END LON-CAPA Internal
496: </script>
497: ENDDONOTREGTHIS
1.41 www 498: }
499: # =============================================================================
1.38 www 500: }
501: return $result;
502: }
503:
504: sub loadevents() {
1.97 www 505: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.38 www 506: return 'LONCAPAreg();';
507: }
508:
509: sub unloadevents() {
1.97 www 510: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.38 www 511: return 'LONCAPAstale();';
512: }
1.30 www 513:
1.32 www 514: # ============================================================= Start up remote
515:
516: sub startupremote {
517: my ($lowerurl)=@_;
1.49 www 518: if (($ENV{'browser.interface'} eq 'textual') ||
519: ($ENV{'environment.remote'} eq 'off')) {
1.34 www 520: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
521: }
1.49 www 522: #
523: # The Remote actually gets launched!
524: #
1.32 www 525: my $configmenu=&rawconfig();
1.52 www 526: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
527:
1.32 www 528: return(<<ENDREMOTESTARTUP);
529: <script>
530:
1.35 www 531: function wheelswitch() {
532: if (window.status=='|') {
533: window.status='/';
534: } else {
535: if (window.status=='/') {
536: window.status='-';
537: } else {
538: if (window.status=='-') {
539: window.status='\\\\';
540: } else {
541: if (window.status=='\\\\') { window.status='|'; }
542: }
543: }
544: }
545: }
546:
1.32 www 547: // ---------------------------------------------------------- The wait function
548: var canceltim;
549: function wait() {
550: if ((menuloaded==1) || (tim==1)) {
1.35 www 551: window.status='Done.';
1.32 www 552: if (tim==0) {
553: clearTimeout(canceltim);
554: $configmenu
555: window.location='$lowerurl';
556: } else {
1.52 www 557: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1.32 www 558: }
559: } else {
1.35 www 560: wheelswitch();
561: setTimeout('wait();',200);
1.32 www 562: }
563: }
564:
565: function main() {
1.52 www 566: canceltim=setTimeout('tim=1;',30000);
1.35 www 567: window.status='-';
1.32 www 568: wait();
569: }
570:
571: </script>
572: ENDREMOTESTARTUP
573: }
574:
575: sub setflags() {
576: return(<<ENDSETFLAGS);
577: <script>
578: menuloaded=0;
579: tim=0;
580: </script>
581: ENDSETFLAGS
582: }
583:
584: sub maincall() {
1.49 www 585: if (($ENV{'browser.interface'} eq 'textual') ||
586: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.32 www 587: return(<<ENDMAINCALL);
588: <script>
589: main();
590: </script>
591: ENDMAINCALL
592: }
1.30 www 593: # ================================================================= Reopen menu
594:
595: sub reopenmenu {
1.49 www 596: if (($ENV{'browser.interface'} eq 'textual') ||
597: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 598: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.47 matthew 599: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
600: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1.30 www 601: }
602:
1.1 www 603: # =============================================================== Open the menu
604:
605: sub open {
1.22 www 606: my $returnval='';
1.49 www 607: if (($ENV{'browser.interface'} eq 'textual') ||
608: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 609: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.22 www 610: unless (shift eq 'unix') {
611: # resizing does not work on linux because of virtual desktop sizes
612: $returnval.=(<<ENDRESIZE);
613: if (window.screen) {
1.28 www 614: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1.22 www 615: self.moveTo(190,15);
616: }
617: ENDRESIZE
618: }
619: $returnval.=(<<ENDOPEN);
1.35 www 620: window.status='Opening LON-CAPA Remote Control';
1.30 www 621: var menu=window.open("/res/adm/pages/menu.html","$menuname",
1.14 www 622: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1.71 www 623: self.name='loncapaclient';
1.1 www 624: ENDOPEN
1.22 www 625: return '<script>'.$returnval.'</script>';
1.1 www 626: }
627:
1.2 www 628:
629: # ================================================================== Raw Config
630:
1.3 www 631: sub clear {
632: my ($row,$col)=@_;
1.49 www 633: unless (($ENV{'browser.interface'} eq 'textual') ||
634: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 635: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1.56 www 636: } else {
637: $inlineremote[10*$row+$col]='';
638: return '';
639: }
1.3 www 640: }
641:
1.40 www 642: # ============================================ Switch a button or create a link
1.25 matthew 643: # Switch acts on the javascript that is executed when a button is clicked.
644: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1.40 www 645:
1.2 www 646: sub switch {
1.40 www 647: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_;
1.2 www 648: $act=~s/\$uname/$uname/g;
649: $act=~s/\$udom/$udom/g;
1.88 www 650: $top=&mt($top);
651: $bot=&mt($bot);
652: $desc=&mt($desc);
1.105 www 653: $img=&mt($img);
1.49 www 654: unless (($ENV{'browser.interface'} eq 'textual') ||
655: ($ENV{'environment.remote'} eq 'off')) {
1.50 www 656: # Remote
1.34 www 657: return "\n".
1.35 www 658: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1.50 www 659: } elsif ($ENV{'browser.interface'} eq 'textual') {
660: # Accessibility
661: if ($nobreak==2) { return ''; }
662: my $text=$top.' '.$bot;
1.78 www 663: $text=~s/\s*\-\s*//gs;
1.94 www 664: if ($nobreak) {
665: $inlineremote[10*$row+$col]=
666: '<a href="javascript:'.$act.';">'.$text.'</a>';
667: } else {
668: $inlineremote[10*$row+$col]="\n<br />".
1.100 www 669: $desc.' <a href="javascript:'.$act.';">'.$text.'</a>';
1.94 www 670: }
1.34 www 671: } else {
1.50 www 672: # Inline Remote
1.41 www 673: if ($nobreak==2) { return ''; }
1.34 www 674: my $text=$top.' '.$bot;
1.78 www 675: $text=~s/\s*\-\s*//gs;
1.105 www 676:
677: my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};
678: if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
1.99 www 679: my $pic=
1.105 www 680: '<img border="0" alt="'.$text.'" src="http://'.$ENV{'HTTP_HOST'}.
681: ':'.$lonhttpdPort.'/res/adm/pages/'.$img.'" align="'.
1.103 www 682: ($nobreak==3?'right':'left').'" />';
683: if (($ENV{'browser.interface'} eq 'textual') || ($ENV{'browser.interface'} eq 'faketextual')) {
684: # Accessibility
685: if ($nobreak==3) {
686: $inlineremote[10*$row+$col]="\n".
687: '<td width="40%" align="right"><font color="'.$font.'" size="+1">'.$text.
688: '</font></td><td width="10%" align="right" bgcolor="'.$tabbg.'">'.
689: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
690: } elsif ($nobreak) {
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 width="40%" align="left"><font color="'.$font.'" size="+1">'.$text.'</font></td>';
695: } else {
696: $inlineremote[10*$row+$col]="\n<tr>".
697: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
698: '<a href="javascript:'.$act.';">'.$pic.
699: '</a></td><td colspan="3"><font color="'.$font.'">'.$desc.
700: '</font></td></tr>';
701: }
1.94 www 702: } else {
1.103 www 703: # Inline Menu
704: $inlineremote[10*$row+$col]=
705: '<a href="javascript:'.$act.';">'.$pic.
706: '</a><font color="'.$font.'" size="2">'.$desc.
707: '</font>';
1.94 www 708: }
1.34 www 709: }
1.56 www 710: return '';
1.2 www 711: }
712:
713: sub secondlevel {
714: my $output='';
715: my
1.27 www 716: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
1.2 www 717: if ($prt eq 'any') {
1.27 www 718: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 719: } elsif ($prt=~/^r(\w+)/) {
720: if ($rol eq $1) {
1.27 www 721: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 722: }
723: }
724: return $output;
725: }
726:
1.18 www 727: sub openmenu {
1.30 www 728: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.49 www 729: if (($ENV{'browser.interface'} eq 'textual') ||
730: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.47 matthew 731: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
732: return "window.open(".$nothing.",'".$menuname."');";
1.18 www 733: }
734:
1.56 www 735: sub inlinemenu {
736: @inlineremote=();
737: undef @inlineremote;
738: &rawconfig(1);
739: return join('',map { (defined($_)?$_:'') } @inlineremote);
740: }
741:
1.2 www 742: sub rawconfig {
1.34 www 743: my $textualoverride=shift;
744: my $output='';
1.49 www 745: unless (($ENV{'browser.interface'} eq 'textual') ||
746: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 747: $output.=
748: "window.status='Opening Remote Control';var swmenu=".&openmenu().
749: "\nwindow.status='Configuring Remote Control ';";
1.34 www 750: } else {
751: unless ($textualoverride) { return ''; }
752: }
1.2 www 753: my $uname=$ENV{'user.name'};
754: my $udom=$ENV{'user.domain'};
755: my $adv=$ENV{'user.adv'};
1.4 www 756: my $author=$ENV{'user.author'};
1.5 www 757: my $crs='';
758: if ($ENV{'request.course.id'}) {
759: $crs='/'.$ENV{'request.course.id'};
1.7 www 760: if ($ENV{'request.course.sec'}) {
761: $crs.='_'.$ENV{'request.course.sec'};
762: }
1.8 www 763: $crs=~s/\_/\//g;
1.5 www 764: }
1.2 www 765: my $pub=($ENV{'request.state'} eq 'published');
766: my $con=($ENV{'request.state'} eq 'construct');
767: my $rol=$ENV{'request.role'};
1.25 matthew 768: my $requested_domain = $ENV{'request.role.domain'};
1.13 harris41 769: foreach (@desklines) {
1.27 www 770: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
1.3 www 771: $prt=~s/\$uname/$uname/g;
772: $prt=~s/\$udom/$udom/g;
1.5 www 773: $prt=~s/\$crs/$crs/g;
1.25 matthew 774: $prt=~s/\$requested_domain/$requested_domain/g;
1.3 www 775: if ($pro eq 'clear') {
1.4 www 776: $output.=&clear($row,$col);
1.3 www 777: } elsif ($pro eq 'any') {
1.2 www 778: $output.=&secondlevel(
1.27 www 779: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 780: } elsif ($pro eq 'smp') {
781: unless ($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: }
785: } elsif ($pro eq 'adv') {
786: if ($adv) {
787: $output.=&secondlevel(
1.27 www 788: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 789: }
1.81 matthew 790: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1.2 www 791: if (&Apache::lonnet::allowed($1,$prt)) {
1.27 www 792: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.4 www 793: }
1.26 www 794: } elsif ($pro eq 'course') {
795: if ($ENV{'request.course.fn'}) {
1.27 www 796: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.81 matthew 797: }
798: } elsif ($pro =~ /^course_(.*)$/) {
799: # Check for permissions inside of a course
800: if (($ENV{'request.course.id'}) &&
801: (&Apache::lonnet::allowed($1,$ENV{'request.course.id'}.
802: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))
803: )) {
804: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.26 www 805: }
1.4 www 806: } elsif ($pro eq 'author') {
807: if ($author) {
1.29 matthew 808: if ((($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) ||
809: (($prt eq 'rau') && ($ENV{'request.role'}=~/^au/))) {
1.19 matthew 810: # Check that we are on the correct machine
1.29 matthew 811: my $cadom=$requested_domain;
812: my $caname=$ENV{'user.name'};
813: if ($prt eq 'rca') {
814: ($cadom,$caname)=
1.6 www 815: ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
1.29 matthew 816: }
817: $act =~ s/\$caname/$caname/g;
1.19 matthew 818: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.109 ! albertel 819: my $allowed=0;
! 820: my @ids=&Apache::lonnet::current_machine_ids();
! 821: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
! 822: if ($allowed) {
1.19 matthew 823: $output.=switch($caname,$cadom,
1.27 www 824: $row,$col,$img,$top,$bot,$act,$desc);
1.19 matthew 825: }
1.6 www 826: }
1.2 www 827: }
828: }
1.13 harris41 829: }
1.49 www 830: unless (($ENV{'browser.interface'} eq 'textual') ||
831: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 832: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1.34 www 833: }
1.2 www 834: return $output;
835: }
836:
837: # ======================================================================= Close
1.1 www 838:
839: sub close {
1.49 www 840: if (($ENV{'browser.interface'} eq 'textual') ||
841: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 842: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.1 www 843: return(<<ENDCLOSE);
844: <script>
1.35 www 845: window.status='Accessing Remote Control';
1.30 www 846: menu=window.open("/adm/rat/empty.html","$menuname",
1.1 www 847: "height=350,width=150,scrollbars=no,menubar=no");
1.35 www 848: window.status='Disabling Remote Control';
849: menu.active=0;
1.31 www 850: menu.autologout=0;
1.35 www 851: window.status='Closing Remote Control';
1.1 www 852: menu.close();
1.35 www 853: window.status='Done.';
1.1 www 854: </script>
855: ENDCLOSE
856: }
857:
858: # ====================================================================== Footer
859:
860: sub footer {
861:
1.33 www 862: }
863:
1.42 www 864: sub utilityfunctions {
1.51 www 865: unless (($ENV{'browser.interface'} eq 'textual') ||
866: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.97 www 867: my $currenturl=$ENV{'request.noversionuri'};
1.42 www 868: my $currentsymb=$ENV{'request.symb'};
869: return (<<ENDUTILITY)
870:
871: var currentURL="$currenturl";
872: var reloadURL="$currenturl";
873: var currentSymb="$currentsymb";
874:
875: function go(url) {
876: if (url!='' && url!= null) {
877: currentURL = null;
878: currentSymb= null;
879: window.location.href=url;
880: }
881: }
882:
883: function gopost(url,postdata) {
884: if (url!='') {
885: this.document.server.action=url;
886: this.document.server.postdata.value=postdata;
887: this.document.server.command.value='';
888: this.document.server.url.value='';
889: this.document.server.symb.value='';
890: this.document.server.submit();
891: }
892: }
893:
894: function gocmd(url,cmd) {
895: if (url!='') {
896: this.document.server.action=url;
897: this.document.server.postdata.value='';
898: this.document.server.command.value=cmd;
899: this.document.server.url.value=currentURL;
900: this.document.server.symb.value=currentSymb;
901: this.document.server.submit();
902: }
1.57 www 903: }
904:
905: function catalog_info() {
1.102 albertel 906: 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 907: }
908:
909: function chat_win() {
1.102 albertel 910: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1.42 www 911: }
912: ENDUTILITY
913: }
914:
915: sub serverform {
916: return(<<ENDSERVERFORM);
917:
1.62 www 918: <form name="server" action="/adm/logout" method="post" target="_top">
1.42 www 919: <input type="hidden" name="postdata" value="none" />
920: <input type="hidden" name="command" value="none" />
921: <input type="hidden" name="url" value="none" />
922: <input type="hidden" name="symb" value="none" />
923: </form>
924: ENDSERVERFORM
925: }
1.33 www 926: # ================================================ Handler when called directly
927:
928:
929: sub handler {
930: my $r = shift;
1.93 www 931: &Apache::loncommon::content_type($r,'text/html');
1.33 www 932: $r->send_http_header;
933: return OK if $r->header_only;
934:
1.42 www 935: my $form=&serverform();
1.34 www 936: my $bodytag=&Apache::loncommon::bodytag('Main Menu');
1.58 www 937: my $function='student';
938: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
939: $function='coordinator';
940: }
941: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
942: $function='admin';
943: }
944: if (($ENV{'request.role'}=~/^(au|ca)/) ||
1.97 www 945: ($ENV{'request.noversionuri'}=~/^(\/priv|\~)/)) {
1.58 www 946: $function='author';
947: }
948: my $domain=&Apache::loncommon::determinedomain();
949: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
950: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
951: $font=&Apache::loncommon::designparm($function.'.font',$domain);
1.53 www 952: # ---- Print the screen, pretent to be in text mode to generate text-based menu
1.103 www 953: unless ($ENV{'browser.interface'} eq 'textual') {
954: $ENV{'browser.interface'}='faketextual';
1.53 www 955: $ENV{'environment.remote'}='off';
956: }
957: my $utility=&utilityfunctions();
1.36 www 958: $r->print(<<ENDHEADER);
959: <html><head>
960: <title>LON-CAPA Main Menu</title>
961: <script>
1.42 www 962: $utility
1.36 www 963: </script>
964: </head>
965: $bodytag
966: ENDHEADER
1.58 www 967: $r->print('<table>'.&inlinemenu().'</table>'.$form);
1.33 www 968: $r->print('</body></html>');
969: return OK;
1.1 www 970: }
971:
1.2 www 972: # ================================================================ Main Program
973:
1.16 harris41 974: BEGIN {
1.15 matthew 975: if (! defined($readdesk)) {
1.14 www 976: {
1.104 raeburn 977: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
978: if ( CORE::open( my $config,"<$tabfile") ) {
979: while (my $configline=<$config>) {
980: $configline=(split(/\#/,$configline))[0];
981: $configline=~s/^\s+//;
982: chomp($configline);
983: if ($configline) {
984: $desklines[$#desklines+1]=$configline;
985: }
986: }
987: CORE::close($config);
1.2 www 988: }
1.14 www 989: }
990: $readdesk='done';
1.10 albertel 991: }
1.2 www 992: }
1.30 www 993:
1.1 www 994: 1;
995: __END__
996:
997:
998:
999:
1000:
1001:
1002:
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