Annotation of loncom/interface/lonmenu.pm, revision 1.67
1.1 www 1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
1.67 ! www 4: # $Id: lonmenu.pm,v 1.66 2003/05/16 20:47:07 albertel 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;
1.2 www 46: use Apache::File;
47: use vars qw(@desklines $readdesk);
1.56 www 48: my @inlineremote;
1.58 www 49: my $font;
50: my $tabbg;
51: my $pgbg;
1.38 www 52:
1.40 www 53: # ============================= This gets called at the top of the body section
1.38 www 54:
55: sub menubuttons {
56: my $forcereg=shift;
57: my $target =shift;
1.40 www 58: my $registration=shift;
1.55 www 59: my $navmaps='';
1.59 www 60: my $reloadlink='';
1.55 www 61: my $escurl=&Apache::lonnet::escape($ENV{'REQUEST_URI'});
62: my $escsymb=&Apache::lonnet::escape($ENV{'request.symb'});
1.48 www 63: if ($ENV{'browser.interface'} eq 'textual') {
1.41 www 64: # Textual display only
1.55 www 65: if ($ENV{'request.course.id'}) {
66: $navmaps=(<<ENDNAV);
67: <a href="/adm/navmaps?postdata=$escurl&postsymb=$escsymb" target="_top">Navigate Contents</a>
68: ENDNAV
1.59 www 69: if (($ENV{'REQUEST_URI'}=~/^\/adm\//) &&
70: ($ENV{'REQUEST_URI'}!~/^\/adm\/wrapper\//) &&
71: ($ENV{'REQUEST_URI'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) {
72: my $escreload=&Apache::lonnet::escape('return:');
73: $reloadlink=(<<ENDRELOAD);
74: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">Return to Last Location</font></a>
75: ENDRELOAD
76: }
1.55 www 77: }
1.48 www 78: my $output=(<<ENDMAINMENU);
1.44 www 79: <script>
80: // BEGIN LON-CAPA Internal
81: </script>
1.55 www 82: <a href="/adm/menu" target="_top">Main Menu</a>
1.59 www 83: $reloadlink $navmaps<br />
1.44 www 84: <script>
85: // END LON-CAPA Internal
86: </script>
87: ENDMAINMENU
1.48 www 88: if ($registration) { $output.=&innerregister($forcereg,$target); }
89: return $output."<hr />";
90: } elsif ($ENV{'environment.remote'} eq 'off') {
91: # Remote Control is switched off
1.58 www 92: # figure out colors
93: my $function='student';
94: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
95: $function='coordinator';
96: }
97: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
98: $function='admin';
99: }
100: if (($ENV{'request.role'}=~/^(au|ca)/) ||
101: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
102: $function='author';
103: }
104: my $domain=&Apache::loncommon::determinedomain();
105: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
106: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
107: $font=&Apache::loncommon::designparm($function.'.font',$domain);
108: my $link=&Apache::loncommon::designparm($function.'.link',$domain);
109: my $alink=&Apache::loncommon::designparm($function.'.alink',$domain);
110: my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain);
111: my $sidebg=&Apache::loncommon::designparm($function.'.sidebg',$domain);
112: # Do we have a NAV link?
1.55 www 113: if ($ENV{'request.course.id'}) {
114: $navmaps=(<<ENDNAVREM);
1.58 www 115: <td bgcolor="$tabbg">
116: <a href="/adm/navmaps?postdata=$escurl&postsymb=$escsymb" target="_top"><font color="$font">Navigate Contents</font></a></td>
1.55 www 117: ENDNAVREM
1.59 www 118: if (($ENV{'REQUEST_URI'}=~/^\/adm\//) &&
119: ($ENV{'REQUEST_URI'}!~/^\/adm\/wrapper\//) &&
120: ($ENV{'REQUEST_URI'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) {
121: my $escreload=&Apache::lonnet::escape('return:');
122: $reloadlink=(<<ENDRELOAD);
123: <td bgcolor="$tabbg">
124: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">Return to Last Location</font></a></td>
125: ENDRELOAD
126: }
1.55 www 127: }
1.58 www 128: my $reg='';
129: if ($registration) {
130: $reg=&innerregister($forcereg,$target);
131: }
132: return (<<ENDINLINEMENU);
1.48 www 133: <script>
134: // BEGIN LON-CAPA Internal
135: </script>
1.58 www 136: <table bgcolor="$pgbg" width="100%" border="0" cellpadding="3" cellspacing="3">
137: <tr>
138: <td bgcolor="$tabbg">
139: <a href="/adm/menu" target="_top"><font color="$font">Main Menu</font></a>
140: </td>
1.59 www 141: $reloadlink
1.55 www 142: $navmaps
1.58 www 143: <td bgcolor="$tabbg">
144: <a href="/adm/remote?action=launch&url=$escurl" target="_top">
145: <font color="$font">Launch Remote Control</font></a></td>
1.65 www 146: <td bgcolor="$tabbg">
147: <img align="right" src="/adm/lonIcons/minilogo.gif" />
148: <b>LON-CAPA</b></td>
1.58 www 149: </tr>
150: </table>
1.48 www 151: <script>
152: // END LON-CAPA Internal
153: </script>
1.58 www 154: $reg
1.48 www 155: ENDINLINEMENU
156: } else {
157: return '';
158: }
1.38 www 159: }
160:
1.40 www 161: # ====================================== This gets called in the header section
1.38 www 162:
163: sub registerurl {
164: my $forcereg=shift;
165: my $target = shift;
166: my $result = '';
1.66 albertel 167:
168: my $force_title='';
169: if ($ENV{'request.state'} eq 'construct') {
170: $force_title=&Apache::lonxml::display_title();
171: }
1.38 www 172: if ($target eq 'edit') {
1.45 www 173: $result .="<script type=\"text/javascript\">\n".
1.38 www 174: "if (typeof swmenu != 'undefined') {swmenu.currentURL=null;}\n".
175: &Apache::loncommon::browser_and_searcher_javascript().
176: "\n</script>\n";
177: }
178: if (($ENV{'browser.interface'} eq 'textual') ||
1.53 www 179: ($ENV{'environment.remote'} eq 'off') ||
1.38 www 180: ((($ENV{'request.publicaccess'}) ||
181: (!&Apache::lonnet::is_on_map($ENV{'REQUEST_URI'}))) &&
182: (!$forcereg))) {
183: return $result.
1.66 albertel 184: '<script type="text/javascript">function LONCAPAreg(){;} function LONCAPAstale(){}</script>'.$force_title;
1.38 www 185: }
1.41 www 186: # Graphical display after login only
1.38 www 187: if ($Apache::lonxml::registered && !$forcereg) { return ''; }
1.40 www 188: $result.=&innerregister($forcereg,$target);
1.66 albertel 189: return $result.$force_title;
1.40 www 190: }
191:
192: # =========== This gets called in order to register a URL, both with the Remote
193: # =========== and in the body of the document
194:
195: sub innerregister {
196: my $forcereg=shift;
197: my $target = shift;
198: my $result = '';
199:
1.38 www 200: $Apache::lonxml::registered=1;
1.40 www 201:
1.49 www 202: my $textinter=($ENV{'browser.interface'} eq 'textual');
203: my $noremote=($ENV{'environment.remote'} eq 'off');
204:
205: my $textual=($textinter || $noremote);
206:
1.56 www 207: @inlineremote=();
208: undef @inlineremote;
209:
1.38 www 210: my $reopen=&Apache::lonmenu::reopenmenu();
1.40 www 211:
1.38 www 212: my $newmail='';
1.65 www 213: if ($noremote) {
214: $newmail='<table bgcolor="'.$pgbg.'" border="0" cellspacing="3" cellpadding="3" width="100%"><tr><td bgcolor="'.$tabbg.'">';
215: }
1.61 www 216: if (($textual) && ($ENV{'request.symb'}) && ($ENV{'request.course.id'})) {
1.60 www 217: my ($mapurl,$rid,$resurl)=split(/\_\_\_/,$ENV{'request.symb'});
1.65 www 218: $newmail.=$ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1.61 www 219: my $maptitle=&Apache::lonnet::gettitle($mapurl);
220: my $restitle=&Apache::lonnet::gettitle($resurl);
221: if ($maptitle) {
222: $newmail.=', '.$maptitle;
223: }
224: if ($restitle) {
225: $newmail.=': '.$restitle;
226: }
227: $newmail.=' ';
1.60 www 228: }
1.38 www 229: if (&Apache::lonmsg::newmail()) {
1.41 www 230: $newmail=($textual?
231: '<b><a href="/adm/communicate">You have new messages</a></b><br />':
1.40 www 232: 'swmenu.setstatus("you have","messages");');
1.65 www 233: }
234: if ($noremote) {
235: $newmail.='</td></tr></table>';
1.38 www 236: }
1.40 www 237: my $timesync=($textual?'':'swmenu.syncclock(1000*'.time.');');
1.58 www 238: my $tablestart=($noremote?'<table bgcolor="'.$pgbg.'" border="0" cellspacing="3" cellpadding="3" width="100%">':'');
239: my $tableend=($noremote?'</table>':'');
1.41 www 240: # =============================================================================
241: # ============================ This is for URLs that actually can be registered
1.38 www 242: if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) {
1.40 www 243: # -- This applies to homework problems for users with grading privileges
1.38 www 244: my $hwkadd='';
1.40 www 245: if
246: ($ENV{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) {
1.38 www 247: if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) {
1.40 www 248: $hwkadd.=&switch('','',7,1,'subm.gif','view sub','missions',
249: "gocmd('/adm/grades','submission')",
250: 'View user submissions for this assessment resource');
1.38 www 251: }
252: if (&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) {
1.40 www 253: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem','grades',
254: "gocmd('/adm/grades','gradingmenu')",
255: 'Modify user grades for this assessment resource');
1.38 www 256: }
257: if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) {
1.40 www 258: $hwkadd.=&switch('','',7,3,'pparm.gif','problem','parms',
259: "gocmd('/adm/parmset','set')",
260: 'Modify deadlines, etc, for this assessment resource');
1.38 www 261: }
262: }
1.40 www 263: # -- End Homework
1.38 www 264: ###
265: ### Determine whether or not to display the 'cstr' button for this
266: ### resource
267: ###
268: my $editbutton = '';
269: if ($ENV{'user.author'}) {
270: if ($ENV{'request.role'}=~/^(ca|au)/) {
271: # Set defaults for authors
272: my ($top,$bottom) = ('con-','struct');
273: my $action = "go('/priv/".$ENV{'user.name'}."');";
274: my $cadom = $ENV{'request.role.domain'};
275: my $caname = $ENV{'user.name'};
276: my $desc = "Enter my resource construction space";
277: # Set defaults for co-authors
278: if ($ENV{'request.role'} =~ /^ca/) {
279: ($cadom,$caname)=($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
280: ($top,$bottom) = ('co con-','struct');
281: $action = "go('/priv/".$caname."');";
282: $desc = "Enter construction space as co-author";
283: }
284: # Check that we are on the correct machine
285: my $home = &Apache::lonnet::homeserver($caname,$cadom);
286: if ($home eq $Apache::lonnet::perlvar{'lonHostID'}) {
1.40 www 287: $editbutton=&switch
1.38 www 288: ('','',6,1,$top,,$bottom,$action,$desc);
289: }
290: }
291: ##
292: ## Determine if user can edit url.
293: ##
294: my $cfile='';
295: my $cfuname='';
296: my $cfudom='';
297: if ($ENV{'request.filename'}) {
298: my $file=&Apache::lonnet::declutter($ENV{'request.filename'});
299: $file=~s/^(\w+)\/(\w+)/\/priv\/$2/;
300: # Chech that the user has permission to edit this resource
301: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
302: if (defined($cfudom)) {
303: if (&Apache::lonnet::homeserver($cfuname,$cfudom)
304: eq $Apache::lonnet::perlvar{'lonHostID'}) {
305: $cfile=$file;
306: }
307: }
308: }
309: # Finally, turn the button on or off
310: if ($cfile) {
1.40 www 311: $editbutton=&switch
1.38 www 312: ('','',6,1,'cstr.gif','edit','resource',
313: "go('".$cfile."');","Edit this resource");
314: } elsif ($editbutton eq '') {
1.40 www 315: $editbutton=&clear(6,1);
1.38 www 316: }
317: }
318: ###
319: ###
1.41 www 320: # Prepare the rest of the buttons
321: my $menuitems=(<<ENDMENUITEMS);
322: c&3&1
323: s&2&1&back.gif&backward&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&1
1.58 www 324: s&2&3&forw.gif&forward&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&3
1.41 www 325: s&6&3&catalog.gif&catalog&info&catalog_info()&Show catalog information
326: s&8&1&eval.gif&evaluate&this&gopost('/adm/evaluate',currentURL)&Provide my evaluation of this resource
327: s&8&2&fdbk.gif&feedback&discuss&gopost('/adm/feedback',currentURL)&Provide feedback messages or contribute to the course discussion about this resource
328: s&8&3&prt.gif&prepare&printout&gopost('/adm/printout',currentURL)&Prepare a printable document
329: s&9&1&sbkm.gif&set&bookmark&set_bookmark()&Set a bookmark for this resource&2
330: s&9&2&vbkm.gif&view&bookmark&edit_bookmarks()&Use or edit my bookmark collection&2
331: s&9&3&anot.gif&anno-&tations&annotate()&Make notes and annotations about this resource&2
332: ENDMENUITEMS
333: my $buttons='';
334: foreach (split(/\n/,$menuitems)) {
335: my ($command,@rest)=split(/\&/,$_);
336: if ($command eq 's') {
337: $buttons.=&switch('','',@rest);
338: } else {
339: $buttons.=&clear(@rest);
340: }
341: }
342: if ($textual) {
343: # Registered, textual output
1.42 www 344: my $utility=&utilityfunctions();
345: my $form=&serverform();
1.56 www 346: my $inlinebuttons=
347: join('',map { (defined($_)?$_:'') } @inlineremote);
1.41 www 348: $result =(<<ENDREGTEXT);
1.42 www 349: <script>
350: // BEGIN LON-CAPA Internal
351: $utility
352: </script>
1.41 www 353: $timesync
354: $newmail
1.58 www 355: $tablestart
1.56 www 356: $inlinebuttons
1.58 www 357: $tableend
1.42 www 358: $form
359: <script>
1.64 www 360: // END LON-CAPA Internal
1.42 www 361: </script>
362:
1.41 www 363: ENDREGTEXT
364: # Registered, graphical output
365: } else {
366: $result = (<<ENDREGTHIS);
1.38 www 367:
368: <script language="JavaScript">
369: // BEGIN LON-CAPA Internal
1.42 www 370: var swmenu=null;
1.38 www 371:
372: function LONCAPAreg() {
373: swmenu=$reopen;
1.67 ! www 374: swmenu.noclient=0;
1.38 www 375: swmenu.clearTimeout(swmenu.menucltim);
376: $timesync
377: $newmail
1.41 www 378: $buttons
1.38 www 379: swmenu.currentURL=window.location.pathname;
1.46 www 380: swmenu.reloadURL=window.location.pathname+window.location.search;
1.38 www 381: swmenu.currentSymb="$ENV{'request.symb'}";
382: swmenu.reloadSymb="$ENV{'request.symb'}";
383: swmenu.currentStale=0;
384: $hwkadd
385: $editbutton
386: }
387:
388: function LONCAPAstale() {
389: swmenu=$reopen
390: swmenu.currentStale=1;
391: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
392: swmenu.switchbutton
393: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
394: }
395: swmenu.clearbut(7,1);
396: swmenu.clearbut(7,2);
397: swmenu.clearbut(7,3);
398: swmenu.menucltim=swmenu.setTimeout(
399: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
400: 'clearbut(9,1);clearbut(9,2);clearbut(9,3);clearbut(6,3);clearbut(6,1)',
401: 2000);
1.67 ! www 402: swmenu.noclient=1;
1.38 www 403: }
404:
405: // END LON-CAPA Internal
406: </script>
407: ENDREGTHIS
1.41 www 408: }
409: # =============================================================================
1.38 www 410: } else {
1.41 www 411: # ========================================== This can or will not be registered
412: if ($textual) {
413: # Not registered, textual
414: $result= (<<ENDDONOTREGTEXT);
415: ENDDONOTREGTEXT
416: } else {
417: # Not registered, graphical
418: $result = (<<ENDDONOTREGTHIS);
1.38 www 419:
420: <script language="JavaScript">
421: // BEGIN LON-CAPA Internal
1.42 www 422: var swmenu=null;
1.38 www 423:
424: function LONCAPAreg() {
425: swmenu=$reopen
1.67 ! www 426: swmenu.noclient=0;
1.38 www 427: $timesync
428: swmenu.currentStale=1;
429: swmenu.clearbut(2,1);
430: swmenu.clearbut(2,3);
431: swmenu.clearbut(8,1);
432: swmenu.clearbut(8,2);
433: swmenu.clearbut(8,3);
434: if (swmenu.currentURL) {
435: swmenu.switchbutton
436: (3,1,'reload.gif','return','location','go(currentURL)');
437: } else {
438: swmenu.clearbut(3,1);
439: }
440: }
441:
442: function LONCAPAstale() {
1.67 ! www 443: swmenu=$reopen
! 444: swmenu.noclient=1;
1.38 www 445: }
446:
447: // END LON-CAPA Internal
448: </script>
449: ENDDONOTREGTHIS
1.41 www 450: }
451: # =============================================================================
1.38 www 452: }
453: return $result;
454: }
455:
456: sub loadevents() {
457: return 'LONCAPAreg();';
458: }
459:
460: sub unloadevents() {
461: return 'LONCAPAstale();';
462: }
1.30 www 463:
1.32 www 464: # ============================================================= Start up remote
465:
466: sub startupremote {
467: my ($lowerurl)=@_;
1.49 www 468: if (($ENV{'browser.interface'} eq 'textual') ||
469: ($ENV{'environment.remote'} eq 'off')) {
1.34 www 470: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
471: }
1.49 www 472: #
473: # The Remote actually gets launched!
474: #
1.32 www 475: my $configmenu=&rawconfig();
1.52 www 476: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
477:
1.32 www 478: return(<<ENDREMOTESTARTUP);
479: <script>
480:
1.35 www 481: function wheelswitch() {
482: if (window.status=='|') {
483: window.status='/';
484: } else {
485: if (window.status=='/') {
486: window.status='-';
487: } else {
488: if (window.status=='-') {
489: window.status='\\\\';
490: } else {
491: if (window.status=='\\\\') { window.status='|'; }
492: }
493: }
494: }
495: }
496:
1.32 www 497: // ---------------------------------------------------------- The wait function
498: var canceltim;
499: function wait() {
500: if ((menuloaded==1) || (tim==1)) {
1.35 www 501: window.status='Done.';
1.32 www 502: if (tim==0) {
503: clearTimeout(canceltim);
504: $configmenu
505: window.location='$lowerurl';
506: } else {
1.52 www 507: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1.32 www 508: }
509: } else {
1.35 www 510: wheelswitch();
511: setTimeout('wait();',200);
1.32 www 512: }
513: }
514:
515: function main() {
1.52 www 516: canceltim=setTimeout('tim=1;',30000);
1.35 www 517: window.status='-';
1.32 www 518: wait();
519: }
520:
521: </script>
522: ENDREMOTESTARTUP
523: }
524:
525: sub setflags() {
526: return(<<ENDSETFLAGS);
527: <script>
528: menuloaded=0;
529: tim=0;
530: </script>
531: ENDSETFLAGS
532: }
533:
534: sub maincall() {
1.49 www 535: if (($ENV{'browser.interface'} eq 'textual') ||
536: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.32 www 537: return(<<ENDMAINCALL);
538: <script>
539: main();
540: </script>
541: ENDMAINCALL
542: }
1.30 www 543: # ================================================================= Reopen menu
544:
545: sub reopenmenu {
1.49 www 546: if (($ENV{'browser.interface'} eq 'textual') ||
547: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 548: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.47 matthew 549: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
550: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1.30 www 551: }
552:
1.1 www 553: # =============================================================== Open the menu
554:
555: sub open {
1.22 www 556: my $returnval='';
1.49 www 557: if (($ENV{'browser.interface'} eq 'textual') ||
558: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 559: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.22 www 560: unless (shift eq 'unix') {
561: # resizing does not work on linux because of virtual desktop sizes
562: $returnval.=(<<ENDRESIZE);
563: if (window.screen) {
1.28 www 564: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1.22 www 565: self.moveTo(190,15);
566: }
567: ENDRESIZE
568: }
569: $returnval.=(<<ENDOPEN);
1.35 www 570: window.status='Opening LON-CAPA Remote Control';
1.30 www 571: var menu=window.open("/res/adm/pages/menu.html","$menuname",
1.14 www 572: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1.1 www 573: ENDOPEN
1.22 www 574: return '<script>'.$returnval.'</script>';
1.1 www 575: }
576:
1.2 www 577:
578: # ================================================================== Raw Config
579:
1.3 www 580: sub clear {
581: my ($row,$col)=@_;
1.49 www 582: unless (($ENV{'browser.interface'} eq 'textual') ||
583: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 584: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1.56 www 585: } else {
586: $inlineremote[10*$row+$col]='';
587: return '';
588: }
1.3 www 589: }
590:
1.40 www 591: # ============================================ Switch a button or create a link
1.25 matthew 592: # Switch acts on the javascript that is executed when a button is clicked.
593: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1.40 www 594:
1.2 www 595: sub switch {
1.40 www 596: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_;
1.2 www 597: $act=~s/\$uname/$uname/g;
598: $act=~s/\$udom/$udom/g;
1.49 www 599: unless (($ENV{'browser.interface'} eq 'textual') ||
600: ($ENV{'environment.remote'} eq 'off')) {
1.50 www 601: # Remote
1.34 www 602: return "\n".
1.35 www 603: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1.50 www 604: } elsif ($ENV{'browser.interface'} eq 'textual') {
605: # Accessibility
606: if ($nobreak==2) { return ''; }
607: my $text=$top.' '.$bot;
608: $text=~s/\- //;
1.56 www 609: $inlineremote[10*$row+$col]="\n".($nobreak?' ':'<br />').
1.63 www 610: '<a href="javascript:'.$act.';">'.$text.'</a> '.
1.50 www 611: ($nobreak?'':$desc);
1.34 www 612: } else {
1.50 www 613: # Inline Remote
1.41 www 614: if ($nobreak==2) { return ''; }
1.34 www 615: my $text=$top.' '.$bot;
616: $text=~s/\- //;
1.58 www 617: $inlineremote[10*$row+$col]="\n".
618: ($nobreak==3?'<td width="50%" colspan="2" align="right"':'<tr><td').
619: ' bgcolor="'.$tabbg.'"'.($nobreak==1?' width="50%" colspan="2"':'').
1.63 www 620: '"><a href="javascript:'.$act.';"><font color="'.$font.'"'.
1.58 www 621: ($nobreak?' size="+1"':'').
622: '>'.$text.'</font></a></td>'.
623: ($nobreak?'':'<td colspan="3" width="80%"><font color="'.$font.'" size="-1">'.$desc.'</font>').($nobreak!=1?'</tr>':'');
1.34 www 624: }
1.56 www 625: return '';
1.2 www 626: }
627:
628: sub secondlevel {
629: my $output='';
630: my
1.27 www 631: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
1.2 www 632: if ($prt eq 'any') {
1.27 www 633: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 634: } elsif ($prt=~/^r(\w+)/) {
635: if ($rol eq $1) {
1.27 www 636: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 637: }
638: }
639: return $output;
640: }
641:
1.18 www 642: sub openmenu {
1.30 www 643: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.49 www 644: if (($ENV{'browser.interface'} eq 'textual') ||
645: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.47 matthew 646: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
647: return "window.open(".$nothing.",'".$menuname."');";
1.18 www 648: }
649:
1.56 www 650: sub inlinemenu {
651: @inlineremote=();
652: undef @inlineremote;
653: &rawconfig(1);
654: return join('',map { (defined($_)?$_:'') } @inlineremote);
655: }
656:
1.2 www 657: sub rawconfig {
1.34 www 658: my $textualoverride=shift;
659: my $output='';
1.49 www 660: unless (($ENV{'browser.interface'} eq 'textual') ||
661: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 662: $output.=
663: "window.status='Opening Remote Control';var swmenu=".&openmenu().
664: "\nwindow.status='Configuring Remote Control ';";
1.34 www 665: } else {
666: unless ($textualoverride) { return ''; }
667: }
1.2 www 668: my $uname=$ENV{'user.name'};
669: my $udom=$ENV{'user.domain'};
670: my $adv=$ENV{'user.adv'};
1.4 www 671: my $author=$ENV{'user.author'};
1.5 www 672: my $crs='';
673: if ($ENV{'request.course.id'}) {
674: $crs='/'.$ENV{'request.course.id'};
1.7 www 675: if ($ENV{'request.course.sec'}) {
676: $crs.='_'.$ENV{'request.course.sec'};
677: }
1.8 www 678: $crs=~s/\_/\//g;
1.5 www 679: }
1.2 www 680: my $pub=($ENV{'request.state'} eq 'published');
681: my $con=($ENV{'request.state'} eq 'construct');
682: my $rol=$ENV{'request.role'};
1.25 matthew 683: my $requested_domain = $ENV{'request.role.domain'};
1.13 harris41 684: foreach (@desklines) {
1.27 www 685: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
1.3 www 686: $prt=~s/\$uname/$uname/g;
687: $prt=~s/\$udom/$udom/g;
1.5 www 688: $prt=~s/\$crs/$crs/g;
1.25 matthew 689: $prt=~s/\$requested_domain/$requested_domain/g;
1.3 www 690: if ($pro eq 'clear') {
1.4 www 691: $output.=&clear($row,$col);
1.3 www 692: } elsif ($pro eq 'any') {
1.2 www 693: $output.=&secondlevel(
1.27 www 694: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 695: } elsif ($pro eq 'smp') {
696: unless ($adv) {
697: $output.=&secondlevel(
1.27 www 698: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 699: }
700: } elsif ($pro eq 'adv') {
701: if ($adv) {
702: $output.=&secondlevel(
1.27 www 703: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 704: }
705: } elsif (($pro=~/p(\w+)/) && ($prt)) {
706: if (&Apache::lonnet::allowed($1,$prt)) {
1.27 www 707: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.4 www 708: }
1.26 www 709: } elsif ($pro eq 'course') {
710: if ($ENV{'request.course.fn'}) {
1.27 www 711: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.26 www 712: }
1.4 www 713: } elsif ($pro eq 'author') {
714: if ($author) {
1.29 matthew 715: if ((($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) ||
716: (($prt eq 'rau') && ($ENV{'request.role'}=~/^au/))) {
1.19 matthew 717: # Check that we are on the correct machine
1.29 matthew 718: my $cadom=$requested_domain;
719: my $caname=$ENV{'user.name'};
720: if ($prt eq 'rca') {
721: ($cadom,$caname)=
1.6 www 722: ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
1.29 matthew 723: }
724: $act =~ s/\$caname/$caname/g;
1.19 matthew 725: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.32 www 726: if ($home eq $Apache::lonnet::perlvar{'lonHostID'}) {
1.19 matthew 727: $output.=switch($caname,$cadom,
1.27 www 728: $row,$col,$img,$top,$bot,$act,$desc);
1.19 matthew 729: }
1.6 www 730: }
1.2 www 731: }
732: }
1.13 harris41 733: }
1.49 www 734: unless (($ENV{'browser.interface'} eq 'textual') ||
735: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 736: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1.34 www 737: }
1.2 www 738: return $output;
739: }
740:
741: # ======================================================================= Close
1.1 www 742:
743: sub close {
1.49 www 744: if (($ENV{'browser.interface'} eq 'textual') ||
745: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 746: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.1 www 747: return(<<ENDCLOSE);
748: <script>
1.35 www 749: window.status='Accessing Remote Control';
1.30 www 750: menu=window.open("/adm/rat/empty.html","$menuname",
1.1 www 751: "height=350,width=150,scrollbars=no,menubar=no");
1.35 www 752: window.status='Disabling Remote Control';
753: menu.active=0;
1.31 www 754: menu.autologout=0;
1.35 www 755: window.status='Closing Remote Control';
1.1 www 756: menu.close();
1.35 www 757: window.status='Done.';
1.1 www 758: </script>
759: ENDCLOSE
760: }
761:
762: # ====================================================================== Footer
763:
764: sub footer {
765:
1.33 www 766: }
767:
1.42 www 768: sub utilityfunctions {
1.51 www 769: unless (($ENV{'browser.interface'} eq 'textual') ||
770: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.42 www 771: my $currenturl=$ENV{'REQUEST_URI'};
772: my $currentsymb=$ENV{'request.symb'};
773: return (<<ENDUTILITY)
774:
775: var currentURL="$currenturl";
776: var reloadURL="$currenturl";
777: var currentSymb="$currentsymb";
778:
779: function go(url) {
780: if (url!='' && url!= null) {
781: currentURL = null;
782: currentSymb= null;
783: window.location.href=url;
784: }
785: }
786:
787: function gopost(url,postdata) {
788: if (url!='') {
789: this.document.server.action=url;
790: this.document.server.postdata.value=postdata;
791: this.document.server.command.value='';
792: this.document.server.url.value='';
793: this.document.server.symb.value='';
794: this.document.server.submit();
795: }
796: }
797:
798: function gocmd(url,cmd) {
799: if (url!='') {
800: this.document.server.action=url;
801: this.document.server.postdata.value='';
802: this.document.server.command.value=cmd;
803: this.document.server.url.value=currentURL;
804: this.document.server.symb.value=currentSymb;
805: this.document.server.submit();
806: }
1.57 www 807: }
808:
809: function catalog_info() {
1.59 www 810: loncatinfo=window.open(window.location.pathname+'.meta',"LONcatInfo",'height=320,width=280,resizeable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
1.57 www 811: }
812:
813: function chat_win() {
814: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizeable=yes,location=no,menubar=no,toolbar=no');
1.42 www 815: }
816: ENDUTILITY
817: }
818:
819: sub serverform {
820: return(<<ENDSERVERFORM);
821:
1.62 www 822: <form name="server" action="/adm/logout" method="post" target="_top">
1.42 www 823: <input type="hidden" name="postdata" value="none" />
824: <input type="hidden" name="command" value="none" />
825: <input type="hidden" name="url" value="none" />
826: <input type="hidden" name="symb" value="none" />
827: </form>
828: ENDSERVERFORM
829: }
1.33 www 830: # ================================================ Handler when called directly
831:
832:
833: sub handler {
834: my $r = shift;
835: $r->content_type('text/html');
836: $r->send_http_header;
837: return OK if $r->header_only;
838:
1.42 www 839: my $form=&serverform();
1.34 www 840: my $bodytag=&Apache::loncommon::bodytag('Main Menu');
1.58 www 841: my $function='student';
842: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
843: $function='coordinator';
844: }
845: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
846: $function='admin';
847: }
848: if (($ENV{'request.role'}=~/^(au|ca)/) ||
849: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
850: $function='author';
851: }
852: my $domain=&Apache::loncommon::determinedomain();
853: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
854: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
855: $font=&Apache::loncommon::designparm($function.'.font',$domain);
1.53 www 856: # ---- Print the screen, pretent to be in text mode to generate text-based menu
857: unless ($ENV{'brower.interface'} eq 'textual') {
858: $ENV{'environment.remote'}='off';
859: }
860: my $utility=&utilityfunctions();
1.36 www 861: $r->print(<<ENDHEADER);
862: <html><head>
863: <title>LON-CAPA Main Menu</title>
864: <script>
1.42 www 865: $utility
1.36 www 866: </script>
867: </head>
868: $bodytag
869: ENDHEADER
1.58 www 870: $r->print('<table>'.&inlinemenu().'</table>'.$form);
1.33 www 871: $r->print('</body></html>');
872: return OK;
1.1 www 873: }
874:
1.2 www 875: # ================================================================ Main Program
876:
1.16 harris41 877: BEGIN {
1.15 matthew 878: if (! defined($readdesk)) {
1.14 www 879: {
1.10 albertel 880: my $config=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.
881: '/mydesk.tab');
882: while (my $configline=<$config>) {
1.14 www 883: $configline=(split(/\#/,$configline))[0];
884: $configline=~s/^\s+//;
1.10 albertel 885: chomp($configline);
1.14 www 886: if ($configline) {
887: $desklines[$#desklines+1]=$configline;
888: }
1.2 www 889: }
1.14 www 890: }
891: $readdesk='done';
1.10 albertel 892: }
1.2 www 893: }
1.30 www 894:
1.1 www 895: 1;
896: __END__
897:
898:
899:
900:
901:
902:
903:
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