Annotation of loncom/interface/lonmenu.pm, revision 1.114
1.1 www 1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
1.114 ! albertel 4: # $Id: lonmenu.pm,v 1.113 2004/08/13 20:12:11 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;
1.88 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 $registration=shift;
1.112 albertel 71:
72: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
73: ['inhibitmenu']);
74: if ($ENV{'form.inhibitmenu'} eq 'yes') { return ''; }
75:
1.55 www 76: my $navmaps='';
1.59 www 77: my $reloadlink='';
1.97 www 78: my $escurl=&Apache::lonnet::escape($ENV{'request.noversionuri'});
1.55 www 79: my $escsymb=&Apache::lonnet::escape($ENV{'request.symb'});
1.48 www 80: if ($ENV{'browser.interface'} eq 'textual') {
1.41 www 81: # Textual display only
1.88 www 82: my %lt=&initlittle();
1.101 www 83: $pgbg='#FFFFFF';
84: $tabbg='#FFFFFF';
85: $font='#000000';
1.55 www 86: if ($ENV{'request.course.id'}) {
87: $navmaps=(<<ENDNAV);
1.88 www 88: <a href="/adm/navmaps?postdata=$escurl&postsymb=$escsymb" target="_top">$lt{'nav'}</a>
1.55 www 89: ENDNAV
1.97 www 90: if (($ENV{'request.noversionuri'}=~/^\/adm\//) &&
91: ($ENV{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
92: ($ENV{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) {
1.59 www 93: my $escreload=&Apache::lonnet::escape('return:');
94: $reloadlink=(<<ENDRELOAD);
1.88 www 95: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">$lt{'ret'}</font></a>
1.59 www 96: ENDRELOAD
97: }
1.55 www 98: }
1.48 www 99: my $output=(<<ENDMAINMENU);
1.44 www 100: <script>
101: // BEGIN LON-CAPA Internal
102: </script>
1.88 www 103: <a href="/adm/menu" target="_top">$lt{'main'}</a>
1.59 www 104: $reloadlink $navmaps<br />
1.44 www 105: <script>
106: // END LON-CAPA Internal
107: </script>
108: ENDMAINMENU
1.48 www 109: if ($registration) { $output.=&innerregister($forcereg,$target); }
110: return $output."<hr />";
111: } elsif ($ENV{'environment.remote'} eq 'off') {
112: # Remote Control is switched off
1.58 www 113: # figure out colors
1.88 www 114: my %lt=&initlittle();
1.58 www 115: my $function='student';
116: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
117: $function='coordinator';
118: }
119: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
120: $function='admin';
121: }
122: if (($ENV{'request.role'}=~/^(au|ca)/) ||
1.97 www 123: ($ENV{'request.noversionuri'}=~/^(\/priv|\~)/)) {
1.58 www 124: $function='author';
125: }
126: my $domain=&Apache::loncommon::determinedomain();
127: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
128: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
129: $font=&Apache::loncommon::designparm($function.'.font',$domain);
130: my $link=&Apache::loncommon::designparm($function.'.link',$domain);
131: my $alink=&Apache::loncommon::designparm($function.'.alink',$domain);
132: my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain);
133: my $sidebg=&Apache::loncommon::designparm($function.'.sidebg',$domain);
134: # Do we have a NAV link?
1.55 www 135: if ($ENV{'request.course.id'}) {
1.114 ! albertel 136: my $navcontrol=&Apache::lonnavmaps::nav_control_js();
! 137: $navmaps=(<<ENDNAV);
1.58 www 138: <td bgcolor="$tabbg">
1.114 ! albertel 139: <script type="text/javascript">
! 140: $navcontrol
! 141: </script>
! 142: <a href="javascript:gonav('/adm/navmaps?postdata=$escurl&postsymb=$escsymb')"><font color="$font">$lt{'nav'}</font></a></td>
! 143: ENDNAV
! 144: if (($ENV{'request.noversionuri'}=~/^\/adm\//) &&
1.97 www 145: ($ENV{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
146: ($ENV{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) {
1.59 www 147: my $escreload=&Apache::lonnet::escape('return:');
148: $reloadlink=(<<ENDRELOAD);
149: <td bgcolor="$tabbg">
1.88 www 150: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">$lt{'ret'}</font></a></td>
1.59 www 151: ENDRELOAD
152: }
1.55 www 153: }
1.58 www 154: my $reg='';
155: if ($registration) {
156: $reg=&innerregister($forcereg,$target);
157: }
158: return (<<ENDINLINEMENU);
1.48 www 159: <script>
160: // BEGIN LON-CAPA Internal
161: </script>
1.99 www 162: <font face="Arial,Helvetica,sans-serif"><table bgcolor="$pgbg" width="100%" border="0" cellpadding="1" cellspacing="1">
1.58 www 163: <tr>
164: <td bgcolor="$tabbg">
1.88 www 165: <a href="/adm/menu" target="_top"><font color="$font">$lt{'main'}</font></a>
1.58 www 166: </td>
1.59 www 167: $reloadlink
1.55 www 168: $navmaps
1.58 www 169: <td bgcolor="$tabbg">
170: <a href="/adm/remote?action=launch&url=$escurl" target="_top">
1.88 www 171: <font color="$font">$lt{'launch'}</font></a></td>
1.65 www 172: <td bgcolor="$tabbg">
173: <img align="right" src="/adm/lonIcons/minilogo.gif" />
174: <b>LON-CAPA</b></td>
1.58 www 175: </tr>
176: </table>
1.99 www 177: </font>
1.48 www 178: <script>
179: // END LON-CAPA Internal
180: </script>
1.58 www 181: $reg
1.48 www 182: ENDINLINEMENU
183: } else {
184: return '';
185: }
1.72 www 186: }
187:
1.40 www 188: # ====================================== This gets called in the header section
1.38 www 189:
190: sub registerurl {
191: my $forcereg=shift;
192: my $target = shift;
193: my $result = '';
1.97 www 194: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.66 albertel 195: my $force_title='';
196: if ($ENV{'request.state'} eq 'construct') {
197: $force_title=&Apache::lonxml::display_title();
198: }
1.38 www 199: if ($target eq 'edit') {
1.45 www 200: $result .="<script type=\"text/javascript\">\n".
1.38 www 201: "if (typeof swmenu != 'undefined') {swmenu.currentURL=null;}\n".
202: &Apache::loncommon::browser_and_searcher_javascript().
203: "\n</script>\n";
204: }
205: if (($ENV{'browser.interface'} eq 'textual') ||
1.53 www 206: ($ENV{'environment.remote'} eq 'off') ||
1.38 www 207: ((($ENV{'request.publicaccess'}) ||
1.83 www 208: (!&Apache::lonnet::is_on_map(
1.97 www 209: &Apache::lonnet::unescape($ENV{'request.noversionuri'})))) &&
1.38 www 210: (!$forcereg))) {
1.76 www 211: return $result.
212: '<script type="text/javascript">function LONCAPAreg(){;} function LONCAPAstale(){}</script>'.$force_title;
1.38 www 213: }
1.41 www 214: # Graphical display after login only
1.38 www 215: if ($Apache::lonxml::registered && !$forcereg) { return ''; }
1.96 albertel 216: if ($target ne 'edit') {
217: $result.=&innerregister($forcereg,$target);
218: }
1.66 albertel 219: return $result.$force_title;
1.40 www 220: }
221:
222: # =========== This gets called in order to register a URL, both with the Remote
223: # =========== and in the body of the document
224:
225: sub innerregister {
226: my $forcereg=shift;
227: my $target = shift;
228: my $result = '';
1.97 www 229: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.40 www 230:
1.38 www 231: $Apache::lonxml::registered=1;
1.40 www 232:
1.49 www 233: my $textinter=($ENV{'browser.interface'} eq 'textual');
234: my $noremote=($ENV{'environment.remote'} eq 'off');
235:
236: my $textual=($textinter || $noremote);
237:
1.56 www 238: @inlineremote=();
239: undef @inlineremote;
240:
1.38 www 241: my $reopen=&Apache::lonmenu::reopenmenu();
1.40 www 242:
1.38 www 243: my $newmail='';
1.65 www 244: if ($noremote) {
1.99 www 245: $newmail='<font face="Arial,Helvetica,sans-serif"><table bgcolor="'.$pgbg.'" border="0" cellspacing="1" cellpadding="1" width="100%"><tr><td bgcolor="'.$tabbg.'">';
1.65 www 246: }
1.61 www 247: if (($textual) && ($ENV{'request.symb'}) && ($ENV{'request.course.id'})) {
1.87 www 248: my ($mapurl,$rid,$resurl)=&Apache::lonnet::decode_symb($ENV{'request.symb'});
1.65 www 249: $newmail.=$ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1.61 www 250: my $maptitle=&Apache::lonnet::gettitle($mapurl);
251: my $restitle=&Apache::lonnet::gettitle($resurl);
252: if ($maptitle) {
253: $newmail.=', '.$maptitle;
254: }
255: if ($restitle) {
256: $newmail.=': '.$restitle;
257: }
258: $newmail.=' ';
1.60 www 259: }
1.38 www 260: if (&Apache::lonmsg::newmail()) {
1.41 www 261: $newmail=($textual?
1.80 www 262: '<b><a href="/adm/communicate" target="_top">You have new messages</a></b><br />':
1.40 www 263: 'swmenu.setstatus("you have","messages");');
1.65 www 264: }
265: if ($noremote) {
1.99 www 266: $newmail.='</td></tr></table></font>';
1.38 www 267: }
1.40 www 268: my $timesync=($textual?'':'swmenu.syncclock(1000*'.time.');');
1.100 www 269: 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 />':'');
270: my $tableend=($noremote?'</table></font>':'').($textinter?'<a name="content" />':'');
1.41 www 271: # =============================================================================
272: # ============================ This is for URLs that actually can be registered
1.97 www 273: if (($ENV{'request.noversionuri'}!~/^\/(res\/)*adm\//) || ($forcereg)) {
1.40 www 274: # -- This applies to homework problems for users with grading privileges
1.107 albertel 275: my $crs='/'.$ENV{'request.course.id'};
276: if ($ENV{'request.course.sec'}) {
277: $crs.='_'.$ENV{'request.course.sec'};
278: }
279: $crs=~s/\_/\//g;
280:
1.38 www 281: my $hwkadd='';
1.107 albertel 282: if ($ENV{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) {
1.79 www 283: if (&Apache::lonnet::allowed('vgr',$crs)) {
1.106 www 284: $hwkadd.=&switch('','',7,1,'subm.gif','view sub-[_1]','missions[_1]',
1.40 www 285: "gocmd('/adm/grades','submission')",
286: 'View user submissions for this assessment resource');
1.38 www 287: }
1.79 www 288: if (&Apache::lonnet::allowed('mgr',$crs)) {
1.106 www 289: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_3]',
1.40 www 290: "gocmd('/adm/grades','gradingmenu')",
291: 'Modify user grades for this assessment resource');
1.38 www 292: }
1.107 albertel 293: }
294: if (&Apache::lonnet::allowed('opa',$crs)) {
295: $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]',
296: "gocmd('/adm/parmset','set')",
297: 'Modify deadlines, etc, for this resource');
1.38 www 298: }
1.40 www 299: # -- End Homework
1.38 www 300: ###
301: ### Determine whether or not to display the 'cstr' button for this
302: ### resource
303: ###
304: my $editbutton = '';
305: if ($ENV{'user.author'}) {
306: if ($ENV{'request.role'}=~/^(ca|au)/) {
307: # Set defaults for authors
308: my ($top,$bottom) = ('con-','struct');
309: my $action = "go('/priv/".$ENV{'user.name'}."');";
310: my $cadom = $ENV{'request.role.domain'};
311: my $caname = $ENV{'user.name'};
312: my $desc = "Enter my resource construction space";
313: # Set defaults for co-authors
314: if ($ENV{'request.role'} =~ /^ca/) {
315: ($cadom,$caname)=($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
316: ($top,$bottom) = ('co con-','struct');
317: $action = "go('/priv/".$caname."');";
318: $desc = "Enter construction space as co-author";
319: }
320: # Check that we are on the correct machine
321: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.109 albertel 322: my $allowed=0;
323: my @ids=&Apache::lonnet::current_machine_ids();
324: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
325: if (!$allowed) {
326: $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc);
1.38 www 327: }
328: }
329: ##
330: ## Determine if user can edit url.
331: ##
332: my $cfile='';
333: my $cfuname='';
334: my $cfudom='';
335: if ($ENV{'request.filename'}) {
336: my $file=&Apache::lonnet::declutter($ENV{'request.filename'});
337: $file=~s/^(\w+)\/(\w+)/\/priv\/$2/;
1.109 albertel 338: # Check that the user has permission to edit this resource
1.38 www 339: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
340: if (defined($cfudom)) {
1.109 albertel 341: my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
342: my $allowed=0;
343: my @ids=&Apache::lonnet::current_machine_ids();
344: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
345: if ($allowed) {
1.38 www 346: $cfile=$file;
347: }
348: }
349: }
350: # Finally, turn the button on or off
351: if ($cfile) {
1.40 www 352: $editbutton=&switch
1.106 www 353: ('','',6,1,'cstr.gif','edit[_1]','resource[_2]',
1.38 www 354: "go('".$cfile."');","Edit this resource");
355: } elsif ($editbutton eq '') {
1.40 www 356: $editbutton=&clear(6,1);
1.38 www 357: }
358: }
359: ###
360: ###
1.41 www 361: # Prepare the rest of the buttons
362: my $menuitems=(<<ENDMENUITEMS);
363: c&3&1
1.106 www 364: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&1
365: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&3
1.77 www 366: c&6&3
367: c&8&1
368: c&8&2
1.106 www 369: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
370: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&2
371: s&9&3&anot.gif&anno-[_1]&tations[_1]&annotate()&Make notes and annotations about this resource&2
1.41 www 372: ENDMENUITEMS
1.97 www 373: unless ($ENV{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
1.77 www 374: $menuitems.=(<<ENDREALRES);
1.106 www 375: s&6&3&catalog.gif&catalog[_1]&info[_1]&catalog_info()&Show catalog information
376: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
377: 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 378: ENDREALRES
379: }
1.41 www 380: my $buttons='';
381: foreach (split(/\n/,$menuitems)) {
382: my ($command,@rest)=split(/\&/,$_);
383: if ($command eq 's') {
384: $buttons.=&switch('','',@rest);
385: } else {
386: $buttons.=&clear(@rest);
387: }
388: }
389: if ($textual) {
390: # Registered, textual output
1.42 www 391: my $utility=&utilityfunctions();
392: my $form=&serverform();
1.103 www 393: my $inlinebuttons='';
394:
395: if ($ENV{'browser.interface'} eq 'textual') {
396: $inlinebuttons=
1.56 www 397: join('',map { (defined($_)?$_:'') } @inlineremote);
1.103 www 398: } else {
399: $inlinebuttons=(<<ENDINLINE);
400: <tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
401: <tr><td>$inlineremote[61]</td><td>$inlineremote[62]</td><td>$inlineremote[63]</td></tr>
402: <tr><td>$inlineremote[71]</td><td>$inlineremote[72]</td><td>$inlineremote[73]</td></tr>
403: <tr><td>$inlineremote[81]</td><td>$inlineremote[82]</td><td>$inlineremote[83]</td></tr>
404: <tr><td>$inlineremote[91]</td><td>$inlineremote[92]</td><td>$inlineremote[93]</td></tr>
405: ENDINLINE
406: }
1.41 www 407: $result =(<<ENDREGTEXT);
1.42 www 408: <script>
409: // BEGIN LON-CAPA Internal
410: $utility
411: </script>
1.41 www 412: $timesync
413: $newmail
1.58 www 414: $tablestart
1.56 www 415: $inlinebuttons
1.58 www 416: $tableend
1.42 www 417: $form
418: <script>
1.64 www 419: // END LON-CAPA Internal
1.42 www 420: </script>
421:
1.41 www 422: ENDREGTEXT
423: # Registered, graphical output
424: } else {
1.97 www 425: my $requri=(split(/\?/,$ENV{'request.noversionuri'}))[0];
1.86 albertel 426: $requri=&Apache::lonnet::unescape($requri);
1.113 albertel 427: my $navstatus=&get_nav_status();
1.41 www 428: $result = (<<ENDREGTHIS);
1.38 www 429:
430: <script language="JavaScript">
431: // BEGIN LON-CAPA Internal
1.42 www 432: var swmenu=null;
1.38 www 433:
434: function LONCAPAreg() {
435: swmenu=$reopen;
436: swmenu.clearTimeout(swmenu.menucltim);
437: $timesync
438: $newmail
1.41 www 439: $buttons
1.84 www 440: swmenu.currentURL="$requri";
1.85 www 441: swmenu.reloadURL=swmenu.currentURL+window.location.search;
1.38 www 442: swmenu.currentSymb="$ENV{'request.symb'}";
443: swmenu.reloadSymb="$ENV{'request.symb'}";
444: swmenu.currentStale=0;
1.113 albertel 445: $navstatus
1.38 www 446: $hwkadd
447: $editbutton
448: }
449:
450: function LONCAPAstale() {
451: swmenu=$reopen
452: swmenu.currentStale=1;
453: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
454: swmenu.switchbutton
455: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
456: }
457: swmenu.clearbut(7,1);
458: swmenu.clearbut(7,2);
459: swmenu.clearbut(7,3);
460: swmenu.menucltim=swmenu.setTimeout(
461: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
1.108 www 462: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);clearbut(6,1)',
1.38 www 463: 2000);
464: }
465:
466: // END LON-CAPA Internal
467: </script>
468: ENDREGTHIS
1.41 www 469: }
470: # =============================================================================
1.38 www 471: } else {
1.41 www 472: # ========================================== This can or will not be registered
473: if ($textual) {
474: # Not registered, textual
475: $result= (<<ENDDONOTREGTEXT);
476: ENDDONOTREGTEXT
477: } else {
478: # Not registered, graphical
479: $result = (<<ENDDONOTREGTHIS);
1.38 www 480:
481: <script language="JavaScript">
482: // BEGIN LON-CAPA Internal
1.42 www 483: var swmenu=null;
1.38 www 484:
485: function LONCAPAreg() {
486: swmenu=$reopen
487: $timesync
488: swmenu.currentStale=1;
489: swmenu.clearbut(2,1);
490: swmenu.clearbut(2,3);
491: swmenu.clearbut(8,1);
492: swmenu.clearbut(8,2);
493: swmenu.clearbut(8,3);
494: if (swmenu.currentURL) {
495: swmenu.switchbutton
496: (3,1,'reload.gif','return','location','go(currentURL)');
497: } else {
498: swmenu.clearbut(3,1);
499: }
500: }
501:
502: function LONCAPAstale() {
503: }
504:
505: // END LON-CAPA Internal
506: </script>
507: ENDDONOTREGTHIS
1.41 www 508: }
509: # =============================================================================
1.38 www 510: }
511: return $result;
512: }
513:
514: sub loadevents() {
1.97 www 515: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.38 www 516: return 'LONCAPAreg();';
517: }
518:
519: sub unloadevents() {
1.97 www 520: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.38 www 521: return 'LONCAPAstale();';
522: }
1.30 www 523:
1.32 www 524: # ============================================================= Start up remote
525:
526: sub startupremote {
527: my ($lowerurl)=@_;
1.49 www 528: if (($ENV{'browser.interface'} eq 'textual') ||
529: ($ENV{'environment.remote'} eq 'off')) {
1.34 www 530: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
531: }
1.49 www 532: #
533: # The Remote actually gets launched!
534: #
1.32 www 535: my $configmenu=&rawconfig();
1.52 www 536: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
537:
1.32 www 538: return(<<ENDREMOTESTARTUP);
539: <script>
540:
1.35 www 541: function wheelswitch() {
542: if (window.status=='|') {
543: window.status='/';
544: } else {
545: if (window.status=='/') {
546: window.status='-';
547: } else {
548: if (window.status=='-') {
549: window.status='\\\\';
550: } else {
551: if (window.status=='\\\\') { window.status='|'; }
552: }
553: }
554: }
555: }
556:
1.32 www 557: // ---------------------------------------------------------- The wait function
558: var canceltim;
559: function wait() {
560: if ((menuloaded==1) || (tim==1)) {
1.35 www 561: window.status='Done.';
1.32 www 562: if (tim==0) {
563: clearTimeout(canceltim);
564: $configmenu
565: window.location='$lowerurl';
566: } else {
1.52 www 567: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1.32 www 568: }
569: } else {
1.35 www 570: wheelswitch();
571: setTimeout('wait();',200);
1.32 www 572: }
573: }
574:
575: function main() {
1.52 www 576: canceltim=setTimeout('tim=1;',30000);
1.35 www 577: window.status='-';
1.32 www 578: wait();
579: }
580:
581: </script>
582: ENDREMOTESTARTUP
583: }
584:
585: sub setflags() {
586: return(<<ENDSETFLAGS);
587: <script>
588: menuloaded=0;
589: tim=0;
590: </script>
591: ENDSETFLAGS
592: }
593:
594: sub maincall() {
1.49 www 595: if (($ENV{'browser.interface'} eq 'textual') ||
596: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.32 www 597: return(<<ENDMAINCALL);
598: <script>
599: main();
600: </script>
601: ENDMAINCALL
602: }
1.30 www 603: # ================================================================= Reopen menu
604:
605: sub reopenmenu {
1.49 www 606: if (($ENV{'browser.interface'} eq 'textual') ||
607: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 608: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.47 matthew 609: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
610: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1.30 www 611: }
612:
1.1 www 613: # =============================================================== Open the menu
614:
615: sub open {
1.22 www 616: my $returnval='';
1.49 www 617: if (($ENV{'browser.interface'} eq 'textual') ||
1.111 albertel 618: ($ENV{'environment.remote'} eq 'off')) {
619: return '<script type="text/javascript">self.name="loncapaclient";</script>';
620: }
1.30 www 621: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.22 www 622: unless (shift eq 'unix') {
623: # resizing does not work on linux because of virtual desktop sizes
624: $returnval.=(<<ENDRESIZE);
625: if (window.screen) {
1.28 www 626: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1.22 www 627: self.moveTo(190,15);
628: }
629: ENDRESIZE
630: }
631: $returnval.=(<<ENDOPEN);
1.35 www 632: window.status='Opening LON-CAPA Remote Control';
1.30 www 633: var menu=window.open("/res/adm/pages/menu.html","$menuname",
1.14 www 634: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1.71 www 635: self.name='loncapaclient';
1.1 www 636: ENDOPEN
1.22 www 637: return '<script>'.$returnval.'</script>';
1.1 www 638: }
639:
1.2 www 640:
641: # ================================================================== Raw Config
642:
1.3 www 643: sub clear {
644: my ($row,$col)=@_;
1.49 www 645: unless (($ENV{'browser.interface'} eq 'textual') ||
646: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 647: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1.56 www 648: } else {
649: $inlineremote[10*$row+$col]='';
650: return '';
651: }
1.3 www 652: }
653:
1.40 www 654: # ============================================ Switch a button or create a link
1.25 matthew 655: # Switch acts on the javascript that is executed when a button is clicked.
656: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1.40 www 657:
1.2 www 658: sub switch {
1.40 www 659: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_;
1.2 www 660: $act=~s/\$uname/$uname/g;
661: $act=~s/\$udom/$udom/g;
1.88 www 662: $top=&mt($top);
663: $bot=&mt($bot);
664: $desc=&mt($desc);
1.105 www 665: $img=&mt($img);
1.49 www 666: unless (($ENV{'browser.interface'} eq 'textual') ||
667: ($ENV{'environment.remote'} eq 'off')) {
1.50 www 668: # Remote
1.34 www 669: return "\n".
1.35 www 670: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1.50 www 671: } elsif ($ENV{'browser.interface'} eq 'textual') {
672: # Accessibility
673: if ($nobreak==2) { return ''; }
674: my $text=$top.' '.$bot;
1.78 www 675: $text=~s/\s*\-\s*//gs;
1.94 www 676: if ($nobreak) {
677: $inlineremote[10*$row+$col]=
678: '<a href="javascript:'.$act.';">'.$text.'</a>';
679: } else {
680: $inlineremote[10*$row+$col]="\n<br />".
1.100 www 681: $desc.' <a href="javascript:'.$act.';">'.$text.'</a>';
1.94 www 682: }
1.34 www 683: } else {
1.50 www 684: # Inline Remote
1.41 www 685: if ($nobreak==2) { return ''; }
1.34 www 686: my $text=$top.' '.$bot;
1.78 www 687: $text=~s/\s*\-\s*//gs;
1.105 www 688:
689: my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};
690: if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
1.99 www 691: my $pic=
1.105 www 692: '<img border="0" alt="'.$text.'" src="http://'.$ENV{'HTTP_HOST'}.
693: ':'.$lonhttpdPort.'/res/adm/pages/'.$img.'" align="'.
1.103 www 694: ($nobreak==3?'right':'left').'" />';
695: if (($ENV{'browser.interface'} eq 'textual') || ($ENV{'browser.interface'} eq 'faketextual')) {
696: # Accessibility
697: if ($nobreak==3) {
698: $inlineremote[10*$row+$col]="\n".
699: '<td width="40%" align="right"><font color="'.$font.'" size="+1">'.$text.
700: '</font></td><td width="10%" align="right" bgcolor="'.$tabbg.'">'.
701: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
702: } elsif ($nobreak) {
703: $inlineremote[10*$row+$col]="\n<tr>".
704: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
705: '<a href="javascript:'.$act.';">'.$pic.
706: '</a></td><td width="40%" align="left"><font color="'.$font.'" size="+1">'.$text.'</font></td>';
707: } else {
708: $inlineremote[10*$row+$col]="\n<tr>".
709: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
710: '<a href="javascript:'.$act.';">'.$pic.
711: '</a></td><td colspan="3"><font color="'.$font.'">'.$desc.
712: '</font></td></tr>';
713: }
1.94 www 714: } else {
1.103 www 715: # Inline Menu
716: $inlineremote[10*$row+$col]=
717: '<a href="javascript:'.$act.';">'.$pic.
718: '</a><font color="'.$font.'" size="2">'.$desc.
719: '</font>';
1.94 www 720: }
1.34 www 721: }
1.56 www 722: return '';
1.2 www 723: }
724:
725: sub secondlevel {
726: my $output='';
727: my
1.27 www 728: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
1.2 www 729: if ($prt eq 'any') {
1.27 www 730: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 731: } elsif ($prt=~/^r(\w+)/) {
732: if ($rol eq $1) {
1.27 www 733: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 734: }
735: }
736: return $output;
737: }
738:
1.18 www 739: sub openmenu {
1.30 www 740: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.49 www 741: if (($ENV{'browser.interface'} eq 'textual') ||
742: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.47 matthew 743: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
744: return "window.open(".$nothing.",'".$menuname."');";
1.18 www 745: }
746:
1.56 www 747: sub inlinemenu {
748: @inlineremote=();
749: undef @inlineremote;
750: &rawconfig(1);
751: return join('',map { (defined($_)?$_:'') } @inlineremote);
752: }
753:
1.2 www 754: sub rawconfig {
1.34 www 755: my $textualoverride=shift;
756: my $output='';
1.49 www 757: unless (($ENV{'browser.interface'} eq 'textual') ||
758: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 759: $output.=
760: "window.status='Opening Remote Control';var swmenu=".&openmenu().
761: "\nwindow.status='Configuring Remote Control ';";
1.34 www 762: } else {
763: unless ($textualoverride) { return ''; }
764: }
1.2 www 765: my $uname=$ENV{'user.name'};
766: my $udom=$ENV{'user.domain'};
767: my $adv=$ENV{'user.adv'};
1.4 www 768: my $author=$ENV{'user.author'};
1.5 www 769: my $crs='';
770: if ($ENV{'request.course.id'}) {
771: $crs='/'.$ENV{'request.course.id'};
1.7 www 772: if ($ENV{'request.course.sec'}) {
773: $crs.='_'.$ENV{'request.course.sec'};
774: }
1.8 www 775: $crs=~s/\_/\//g;
1.5 www 776: }
1.2 www 777: my $pub=($ENV{'request.state'} eq 'published');
778: my $con=($ENV{'request.state'} eq 'construct');
779: my $rol=$ENV{'request.role'};
1.25 matthew 780: my $requested_domain = $ENV{'request.role.domain'};
1.13 harris41 781: foreach (@desklines) {
1.27 www 782: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
1.3 www 783: $prt=~s/\$uname/$uname/g;
784: $prt=~s/\$udom/$udom/g;
1.5 www 785: $prt=~s/\$crs/$crs/g;
1.25 matthew 786: $prt=~s/\$requested_domain/$requested_domain/g;
1.3 www 787: if ($pro eq 'clear') {
1.4 www 788: $output.=&clear($row,$col);
1.3 www 789: } elsif ($pro eq 'any') {
1.2 www 790: $output.=&secondlevel(
1.27 www 791: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 792: } elsif ($pro eq 'smp') {
793: unless ($adv) {
794: $output.=&secondlevel(
1.27 www 795: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 796: }
797: } elsif ($pro eq 'adv') {
798: if ($adv) {
799: $output.=&secondlevel(
1.27 www 800: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 801: }
1.81 matthew 802: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1.2 www 803: if (&Apache::lonnet::allowed($1,$prt)) {
1.27 www 804: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.4 www 805: }
1.26 www 806: } elsif ($pro eq 'course') {
807: if ($ENV{'request.course.fn'}) {
1.27 www 808: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.81 matthew 809: }
810: } elsif ($pro =~ /^course_(.*)$/) {
811: # Check for permissions inside of a course
812: if (($ENV{'request.course.id'}) &&
813: (&Apache::lonnet::allowed($1,$ENV{'request.course.id'}.
814: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))
815: )) {
816: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.26 www 817: }
1.4 www 818: } elsif ($pro eq 'author') {
819: if ($author) {
1.29 matthew 820: if ((($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) ||
821: (($prt eq 'rau') && ($ENV{'request.role'}=~/^au/))) {
1.19 matthew 822: # Check that we are on the correct machine
1.29 matthew 823: my $cadom=$requested_domain;
824: my $caname=$ENV{'user.name'};
825: if ($prt eq 'rca') {
826: ($cadom,$caname)=
1.6 www 827: ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
1.29 matthew 828: }
829: $act =~ s/\$caname/$caname/g;
1.19 matthew 830: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.109 albertel 831: my $allowed=0;
832: my @ids=&Apache::lonnet::current_machine_ids();
833: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
834: if ($allowed) {
1.19 matthew 835: $output.=switch($caname,$cadom,
1.27 www 836: $row,$col,$img,$top,$bot,$act,$desc);
1.19 matthew 837: }
1.6 www 838: }
1.2 www 839: }
840: }
1.13 harris41 841: }
1.49 www 842: unless (($ENV{'browser.interface'} eq 'textual') ||
843: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 844: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1.34 www 845: }
1.2 www 846: return $output;
847: }
848:
849: # ======================================================================= Close
1.1 www 850:
851: sub close {
1.49 www 852: if (($ENV{'browser.interface'} eq 'textual') ||
853: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 854: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.1 www 855: return(<<ENDCLOSE);
856: <script>
1.35 www 857: window.status='Accessing Remote Control';
1.30 www 858: menu=window.open("/adm/rat/empty.html","$menuname",
1.1 www 859: "height=350,width=150,scrollbars=no,menubar=no");
1.35 www 860: window.status='Disabling Remote Control';
861: menu.active=0;
1.31 www 862: menu.autologout=0;
1.35 www 863: window.status='Closing Remote Control';
1.1 www 864: menu.close();
1.35 www 865: window.status='Done.';
1.1 www 866: </script>
867: ENDCLOSE
868: }
869:
870: # ====================================================================== Footer
871:
872: sub footer {
873:
1.33 www 874: }
875:
1.42 www 876: sub utilityfunctions {
1.51 www 877: unless (($ENV{'browser.interface'} eq 'textual') ||
878: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.97 www 879: my $currenturl=$ENV{'request.noversionuri'};
1.42 www 880: my $currentsymb=$ENV{'request.symb'};
1.114 ! albertel 881: my $nav_control=&Apache::lonnavmaps::nav_control_js();
1.42 www 882: return (<<ENDUTILITY)
883:
884: var currentURL="$currenturl";
885: var reloadURL="$currenturl";
886: var currentSymb="$currentsymb";
887:
1.114 ! albertel 888: $nav_control
! 889:
1.42 www 890: function go(url) {
891: if (url!='' && url!= null) {
892: currentURL = null;
893: currentSymb= null;
894: window.location.href=url;
895: }
896: }
897:
898: function gopost(url,postdata) {
899: if (url!='') {
900: this.document.server.action=url;
901: this.document.server.postdata.value=postdata;
902: this.document.server.command.value='';
903: this.document.server.url.value='';
904: this.document.server.symb.value='';
905: this.document.server.submit();
906: }
907: }
908:
909: function gocmd(url,cmd) {
910: if (url!='') {
911: this.document.server.action=url;
912: this.document.server.postdata.value='';
913: this.document.server.command.value=cmd;
914: this.document.server.url.value=currentURL;
915: this.document.server.symb.value=currentSymb;
916: this.document.server.submit();
917: }
1.57 www 918: }
919:
920: function catalog_info() {
1.102 albertel 921: 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 922: }
923:
924: function chat_win() {
1.102 albertel 925: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1.42 www 926: }
927: ENDUTILITY
928: }
929:
930: sub serverform {
931: return(<<ENDSERVERFORM);
932:
1.62 www 933: <form name="server" action="/adm/logout" method="post" target="_top">
1.42 www 934: <input type="hidden" name="postdata" value="none" />
935: <input type="hidden" name="command" value="none" />
936: <input type="hidden" name="url" value="none" />
937: <input type="hidden" name="symb" value="none" />
938: </form>
939: ENDSERVERFORM
940: }
1.113 albertel 941:
942: sub get_nav_status {
943: my $navstatus="swmenu.w_loncapanav_flag=";
944: if ($ENV{'environment.remotenavmap'} eq 'on') {
945: $navstatus.="1";
946: } else {
947: $navstatus.="-1";
948: }
949: return $navstatus;
950: }
951:
1.33 www 952: # ================================================ Handler when called directly
953:
954:
955: sub handler {
956: my $r = shift;
1.93 www 957: &Apache::loncommon::content_type($r,'text/html');
1.33 www 958: $r->send_http_header;
959: return OK if $r->header_only;
960:
1.42 www 961: my $form=&serverform();
1.34 www 962: my $bodytag=&Apache::loncommon::bodytag('Main Menu');
1.58 www 963: my $function='student';
964: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
965: $function='coordinator';
966: }
967: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
968: $function='admin';
969: }
970: if (($ENV{'request.role'}=~/^(au|ca)/) ||
1.97 www 971: ($ENV{'request.noversionuri'}=~/^(\/priv|\~)/)) {
1.58 www 972: $function='author';
973: }
974: my $domain=&Apache::loncommon::determinedomain();
975: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
976: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
977: $font=&Apache::loncommon::designparm($function.'.font',$domain);
1.53 www 978: # ---- Print the screen, pretent to be in text mode to generate text-based menu
1.103 www 979: unless ($ENV{'browser.interface'} eq 'textual') {
980: $ENV{'browser.interface'}='faketextual';
1.53 www 981: $ENV{'environment.remote'}='off';
982: }
983: my $utility=&utilityfunctions();
1.36 www 984: $r->print(<<ENDHEADER);
985: <html><head>
986: <title>LON-CAPA Main Menu</title>
987: <script>
1.42 www 988: $utility
1.36 www 989: </script>
990: </head>
991: $bodytag
992: ENDHEADER
1.58 www 993: $r->print('<table>'.&inlinemenu().'</table>'.$form);
1.33 www 994: $r->print('</body></html>');
995: return OK;
1.1 www 996: }
997:
1.2 www 998: # ================================================================ Main Program
999:
1.16 harris41 1000: BEGIN {
1.15 matthew 1001: if (! defined($readdesk)) {
1.14 www 1002: {
1.104 raeburn 1003: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
1004: if ( CORE::open( my $config,"<$tabfile") ) {
1005: while (my $configline=<$config>) {
1006: $configline=(split(/\#/,$configline))[0];
1007: $configline=~s/^\s+//;
1008: chomp($configline);
1009: if ($configline) {
1010: $desklines[$#desklines+1]=$configline;
1011: }
1012: }
1013: CORE::close($config);
1.2 www 1014: }
1.14 www 1015: }
1016: $readdesk='done';
1.10 albertel 1017: }
1.2 www 1018: }
1.30 www 1019:
1.1 www 1020: 1;
1021: __END__
1022:
1023:
1024:
1025:
1026:
1027:
1028:
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