Annotation of loncom/interface/lonmenu.pm, revision 1.66
1.1 www 1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
1.66 ! albertel 4: # $Id: lonmenu.pm,v 1.65 2003/04/18 17:51:32 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;
1.2 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;
374: swmenu.clearTimeout(swmenu.menucltim);
375: $timesync
376: $newmail
1.41 www 377: $buttons
1.38 www 378: swmenu.currentURL=window.location.pathname;
1.46 www 379: swmenu.reloadURL=window.location.pathname+window.location.search;
1.38 www 380: swmenu.currentSymb="$ENV{'request.symb'}";
381: swmenu.reloadSymb="$ENV{'request.symb'}";
382: swmenu.currentStale=0;
383: $hwkadd
384: $editbutton
385: }
386:
387: function LONCAPAstale() {
388: swmenu=$reopen
389: swmenu.currentStale=1;
390: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
391: swmenu.switchbutton
392: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
393: }
394: swmenu.clearbut(7,1);
395: swmenu.clearbut(7,2);
396: swmenu.clearbut(7,3);
397: swmenu.menucltim=swmenu.setTimeout(
398: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
399: 'clearbut(9,1);clearbut(9,2);clearbut(9,3);clearbut(6,3);clearbut(6,1)',
400: 2000);
401:
402: }
403:
404: // END LON-CAPA Internal
405: </script>
406: ENDREGTHIS
1.41 www 407: }
408: # =============================================================================
1.38 www 409: } else {
1.41 www 410: # ========================================== This can or will not be registered
411: if ($textual) {
412: # Not registered, textual
413: $result= (<<ENDDONOTREGTEXT);
414: ENDDONOTREGTEXT
415: } else {
416: # Not registered, graphical
417: $result = (<<ENDDONOTREGTHIS);
1.38 www 418:
419: <script language="JavaScript">
420: // BEGIN LON-CAPA Internal
1.42 www 421: var swmenu=null;
1.38 www 422:
423: function LONCAPAreg() {
424: swmenu=$reopen
425: $timesync
426: swmenu.currentStale=1;
427: swmenu.clearbut(2,1);
428: swmenu.clearbut(2,3);
429: swmenu.clearbut(8,1);
430: swmenu.clearbut(8,2);
431: swmenu.clearbut(8,3);
432: if (swmenu.currentURL) {
433: swmenu.switchbutton
434: (3,1,'reload.gif','return','location','go(currentURL)');
435: } else {
436: swmenu.clearbut(3,1);
437: }
438: }
439:
440: function LONCAPAstale() {
441: }
442:
443: // END LON-CAPA Internal
444: </script>
445: ENDDONOTREGTHIS
1.41 www 446: }
447: # =============================================================================
1.38 www 448: }
449: return $result;
450: }
451:
452: sub loadevents() {
453: return 'LONCAPAreg();';
454: }
455:
456: sub unloadevents() {
457: return 'LONCAPAstale();';
458: }
1.30 www 459:
1.32 www 460: # ============================================================= Start up remote
461:
462: sub startupremote {
463: my ($lowerurl)=@_;
1.49 www 464: if (($ENV{'browser.interface'} eq 'textual') ||
465: ($ENV{'environment.remote'} eq 'off')) {
1.34 www 466: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
467: }
1.49 www 468: #
469: # The Remote actually gets launched!
470: #
1.32 www 471: my $configmenu=&rawconfig();
1.52 www 472: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
473:
1.32 www 474: return(<<ENDREMOTESTARTUP);
475: <script>
476:
1.35 www 477: function wheelswitch() {
478: if (window.status=='|') {
479: window.status='/';
480: } else {
481: if (window.status=='/') {
482: window.status='-';
483: } else {
484: if (window.status=='-') {
485: window.status='\\\\';
486: } else {
487: if (window.status=='\\\\') { window.status='|'; }
488: }
489: }
490: }
491: }
492:
1.32 www 493: // ---------------------------------------------------------- The wait function
494: var canceltim;
495: function wait() {
496: if ((menuloaded==1) || (tim==1)) {
1.35 www 497: window.status='Done.';
1.32 www 498: if (tim==0) {
499: clearTimeout(canceltim);
500: $configmenu
501: window.location='$lowerurl';
502: } else {
1.52 www 503: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1.32 www 504: }
505: } else {
1.35 www 506: wheelswitch();
507: setTimeout('wait();',200);
1.32 www 508: }
509: }
510:
511: function main() {
1.52 www 512: canceltim=setTimeout('tim=1;',30000);
1.35 www 513: window.status='-';
1.32 www 514: wait();
515: }
516:
517: </script>
518: ENDREMOTESTARTUP
519: }
520:
521: sub setflags() {
522: return(<<ENDSETFLAGS);
523: <script>
524: menuloaded=0;
525: tim=0;
526: </script>
527: ENDSETFLAGS
528: }
529:
530: sub maincall() {
1.49 www 531: if (($ENV{'browser.interface'} eq 'textual') ||
532: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.32 www 533: return(<<ENDMAINCALL);
534: <script>
535: main();
536: </script>
537: ENDMAINCALL
538: }
1.30 www 539: # ================================================================= Reopen menu
540:
541: sub reopenmenu {
1.49 www 542: if (($ENV{'browser.interface'} eq 'textual') ||
543: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 544: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.47 matthew 545: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
546: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1.30 www 547: }
548:
1.1 www 549: # =============================================================== Open the menu
550:
551: sub open {
1.22 www 552: my $returnval='';
1.49 www 553: if (($ENV{'browser.interface'} eq 'textual') ||
554: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 555: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.22 www 556: unless (shift eq 'unix') {
557: # resizing does not work on linux because of virtual desktop sizes
558: $returnval.=(<<ENDRESIZE);
559: if (window.screen) {
1.28 www 560: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1.22 www 561: self.moveTo(190,15);
562: }
563: ENDRESIZE
564: }
565: $returnval.=(<<ENDOPEN);
1.35 www 566: window.status='Opening LON-CAPA Remote Control';
1.30 www 567: var menu=window.open("/res/adm/pages/menu.html","$menuname",
1.14 www 568: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1.1 www 569: ENDOPEN
1.22 www 570: return '<script>'.$returnval.'</script>';
1.1 www 571: }
572:
1.2 www 573:
574: # ================================================================== Raw Config
575:
1.3 www 576: sub clear {
577: my ($row,$col)=@_;
1.49 www 578: unless (($ENV{'browser.interface'} eq 'textual') ||
579: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 580: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1.56 www 581: } else {
582: $inlineremote[10*$row+$col]='';
583: return '';
584: }
1.3 www 585: }
586:
1.40 www 587: # ============================================ Switch a button or create a link
1.25 matthew 588: # Switch acts on the javascript that is executed when a button is clicked.
589: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1.40 www 590:
1.2 www 591: sub switch {
1.40 www 592: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_;
1.2 www 593: $act=~s/\$uname/$uname/g;
594: $act=~s/\$udom/$udom/g;
1.49 www 595: unless (($ENV{'browser.interface'} eq 'textual') ||
596: ($ENV{'environment.remote'} eq 'off')) {
1.50 www 597: # Remote
1.34 www 598: return "\n".
1.35 www 599: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1.50 www 600: } elsif ($ENV{'browser.interface'} eq 'textual') {
601: # Accessibility
602: if ($nobreak==2) { return ''; }
603: my $text=$top.' '.$bot;
604: $text=~s/\- //;
1.56 www 605: $inlineremote[10*$row+$col]="\n".($nobreak?' ':'<br />').
1.63 www 606: '<a href="javascript:'.$act.';">'.$text.'</a> '.
1.50 www 607: ($nobreak?'':$desc);
1.34 www 608: } else {
1.50 www 609: # Inline Remote
1.41 www 610: if ($nobreak==2) { return ''; }
1.34 www 611: my $text=$top.' '.$bot;
612: $text=~s/\- //;
1.58 www 613: $inlineremote[10*$row+$col]="\n".
614: ($nobreak==3?'<td width="50%" colspan="2" align="right"':'<tr><td').
615: ' bgcolor="'.$tabbg.'"'.($nobreak==1?' width="50%" colspan="2"':'').
1.63 www 616: '"><a href="javascript:'.$act.';"><font color="'.$font.'"'.
1.58 www 617: ($nobreak?' size="+1"':'').
618: '>'.$text.'</font></a></td>'.
619: ($nobreak?'':'<td colspan="3" width="80%"><font color="'.$font.'" size="-1">'.$desc.'</font>').($nobreak!=1?'</tr>':'');
1.34 www 620: }
1.56 www 621: return '';
1.2 www 622: }
623:
624: sub secondlevel {
625: my $output='';
626: my
1.27 www 627: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
1.2 www 628: if ($prt eq 'any') {
1.27 www 629: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 630: } elsif ($prt=~/^r(\w+)/) {
631: if ($rol eq $1) {
1.27 www 632: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 633: }
634: }
635: return $output;
636: }
637:
1.18 www 638: sub openmenu {
1.30 www 639: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.49 www 640: if (($ENV{'browser.interface'} eq 'textual') ||
641: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.47 matthew 642: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
643: return "window.open(".$nothing.",'".$menuname."');";
1.18 www 644: }
645:
1.56 www 646: sub inlinemenu {
647: @inlineremote=();
648: undef @inlineremote;
649: &rawconfig(1);
650: return join('',map { (defined($_)?$_:'') } @inlineremote);
651: }
652:
1.2 www 653: sub rawconfig {
1.34 www 654: my $textualoverride=shift;
655: my $output='';
1.49 www 656: unless (($ENV{'browser.interface'} eq 'textual') ||
657: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 658: $output.=
659: "window.status='Opening Remote Control';var swmenu=".&openmenu().
660: "\nwindow.status='Configuring Remote Control ';";
1.34 www 661: } else {
662: unless ($textualoverride) { return ''; }
663: }
1.2 www 664: my $uname=$ENV{'user.name'};
665: my $udom=$ENV{'user.domain'};
666: my $adv=$ENV{'user.adv'};
1.4 www 667: my $author=$ENV{'user.author'};
1.5 www 668: my $crs='';
669: if ($ENV{'request.course.id'}) {
670: $crs='/'.$ENV{'request.course.id'};
1.7 www 671: if ($ENV{'request.course.sec'}) {
672: $crs.='_'.$ENV{'request.course.sec'};
673: }
1.8 www 674: $crs=~s/\_/\//g;
1.5 www 675: }
1.2 www 676: my $pub=($ENV{'request.state'} eq 'published');
677: my $con=($ENV{'request.state'} eq 'construct');
678: my $rol=$ENV{'request.role'};
1.25 matthew 679: my $requested_domain = $ENV{'request.role.domain'};
1.13 harris41 680: foreach (@desklines) {
1.27 www 681: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
1.3 www 682: $prt=~s/\$uname/$uname/g;
683: $prt=~s/\$udom/$udom/g;
1.5 www 684: $prt=~s/\$crs/$crs/g;
1.25 matthew 685: $prt=~s/\$requested_domain/$requested_domain/g;
1.3 www 686: if ($pro eq 'clear') {
1.4 www 687: $output.=&clear($row,$col);
1.3 www 688: } elsif ($pro eq 'any') {
1.2 www 689: $output.=&secondlevel(
1.27 www 690: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 691: } elsif ($pro eq 'smp') {
692: unless ($adv) {
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: }
696: } elsif ($pro eq 'adv') {
697: if ($adv) {
698: $output.=&secondlevel(
1.27 www 699: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 700: }
701: } elsif (($pro=~/p(\w+)/) && ($prt)) {
702: if (&Apache::lonnet::allowed($1,$prt)) {
1.27 www 703: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.4 www 704: }
1.26 www 705: } elsif ($pro eq 'course') {
706: if ($ENV{'request.course.fn'}) {
1.27 www 707: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.26 www 708: }
1.4 www 709: } elsif ($pro eq 'author') {
710: if ($author) {
1.29 matthew 711: if ((($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) ||
712: (($prt eq 'rau') && ($ENV{'request.role'}=~/^au/))) {
1.19 matthew 713: # Check that we are on the correct machine
1.29 matthew 714: my $cadom=$requested_domain;
715: my $caname=$ENV{'user.name'};
716: if ($prt eq 'rca') {
717: ($cadom,$caname)=
1.6 www 718: ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
1.29 matthew 719: }
720: $act =~ s/\$caname/$caname/g;
1.19 matthew 721: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.32 www 722: if ($home eq $Apache::lonnet::perlvar{'lonHostID'}) {
1.19 matthew 723: $output.=switch($caname,$cadom,
1.27 www 724: $row,$col,$img,$top,$bot,$act,$desc);
1.19 matthew 725: }
1.6 www 726: }
1.2 www 727: }
728: }
1.13 harris41 729: }
1.49 www 730: unless (($ENV{'browser.interface'} eq 'textual') ||
731: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 732: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1.34 www 733: }
1.2 www 734: return $output;
735: }
736:
737: # ======================================================================= Close
1.1 www 738:
739: sub close {
1.49 www 740: if (($ENV{'browser.interface'} eq 'textual') ||
741: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 742: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.1 www 743: return(<<ENDCLOSE);
744: <script>
1.35 www 745: window.status='Accessing Remote Control';
1.30 www 746: menu=window.open("/adm/rat/empty.html","$menuname",
1.1 www 747: "height=350,width=150,scrollbars=no,menubar=no");
1.35 www 748: window.status='Disabling Remote Control';
749: menu.active=0;
1.31 www 750: menu.autologout=0;
1.35 www 751: window.status='Closing Remote Control';
1.1 www 752: menu.close();
1.35 www 753: window.status='Done.';
1.1 www 754: </script>
755: ENDCLOSE
756: }
757:
758: # ====================================================================== Footer
759:
760: sub footer {
761:
1.33 www 762: }
763:
1.42 www 764: sub utilityfunctions {
1.51 www 765: unless (($ENV{'browser.interface'} eq 'textual') ||
766: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.42 www 767: my $currenturl=$ENV{'REQUEST_URI'};
768: my $currentsymb=$ENV{'request.symb'};
769: return (<<ENDUTILITY)
770:
771: var currentURL="$currenturl";
772: var reloadURL="$currenturl";
773: var currentSymb="$currentsymb";
774:
775: function go(url) {
776: if (url!='' && url!= null) {
777: currentURL = null;
778: currentSymb= null;
779: window.location.href=url;
780: }
781: }
782:
783: function gopost(url,postdata) {
784: if (url!='') {
785: this.document.server.action=url;
786: this.document.server.postdata.value=postdata;
787: this.document.server.command.value='';
788: this.document.server.url.value='';
789: this.document.server.symb.value='';
790: this.document.server.submit();
791: }
792: }
793:
794: function gocmd(url,cmd) {
795: if (url!='') {
796: this.document.server.action=url;
797: this.document.server.postdata.value='';
798: this.document.server.command.value=cmd;
799: this.document.server.url.value=currentURL;
800: this.document.server.symb.value=currentSymb;
801: this.document.server.submit();
802: }
1.57 www 803: }
804:
805: function catalog_info() {
1.59 www 806: 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 807: }
808:
809: function chat_win() {
810: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizeable=yes,location=no,menubar=no,toolbar=no');
1.42 www 811: }
812: ENDUTILITY
813: }
814:
815: sub serverform {
816: return(<<ENDSERVERFORM);
817:
1.62 www 818: <form name="server" action="/adm/logout" method="post" target="_top">
1.42 www 819: <input type="hidden" name="postdata" value="none" />
820: <input type="hidden" name="command" value="none" />
821: <input type="hidden" name="url" value="none" />
822: <input type="hidden" name="symb" value="none" />
823: </form>
824: ENDSERVERFORM
825: }
1.33 www 826: # ================================================ Handler when called directly
827:
828:
829: sub handler {
830: my $r = shift;
831: $r->content_type('text/html');
832: $r->send_http_header;
833: return OK if $r->header_only;
834:
1.42 www 835: my $form=&serverform();
1.34 www 836: my $bodytag=&Apache::loncommon::bodytag('Main Menu');
1.58 www 837: my $function='student';
838: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
839: $function='coordinator';
840: }
841: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
842: $function='admin';
843: }
844: if (($ENV{'request.role'}=~/^(au|ca)/) ||
845: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
846: $function='author';
847: }
848: my $domain=&Apache::loncommon::determinedomain();
849: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
850: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
851: $font=&Apache::loncommon::designparm($function.'.font',$domain);
1.53 www 852: # ---- Print the screen, pretent to be in text mode to generate text-based menu
853: unless ($ENV{'brower.interface'} eq 'textual') {
854: $ENV{'environment.remote'}='off';
855: }
856: my $utility=&utilityfunctions();
1.36 www 857: $r->print(<<ENDHEADER);
858: <html><head>
859: <title>LON-CAPA Main Menu</title>
860: <script>
1.42 www 861: $utility
1.36 www 862: </script>
863: </head>
864: $bodytag
865: ENDHEADER
1.58 www 866: $r->print('<table>'.&inlinemenu().'</table>'.$form);
1.33 www 867: $r->print('</body></html>');
868: return OK;
1.1 www 869: }
870:
1.2 www 871: # ================================================================ Main Program
872:
1.16 harris41 873: BEGIN {
1.15 matthew 874: if (! defined($readdesk)) {
1.14 www 875: {
1.10 albertel 876: my $config=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.
877: '/mydesk.tab');
878: while (my $configline=<$config>) {
1.14 www 879: $configline=(split(/\#/,$configline))[0];
880: $configline=~s/^\s+//;
1.10 albertel 881: chomp($configline);
1.14 www 882: if ($configline) {
883: $desklines[$#desklines+1]=$configline;
884: }
1.2 www 885: }
1.14 www 886: }
887: $readdesk='done';
1.10 albertel 888: }
1.2 www 889: }
1.30 www 890:
1.1 www 891: 1;
892: __END__
893:
894:
895:
896:
897:
898:
899:
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