Annotation of loncom/interface/lonmenu.pm, revision 1.115
1.1 www 1: # The LearningOnline Network with CAPA
2: # Routines to control the menu
3: #
1.115 ! albertel 4: # $Id: lonmenu.pm,v 1.114 2004/08/23 21:05:03 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;
1.115 ! albertel 42: use Apache::lonnet();
1.33 www 43: use Apache::Constants qw(:common);
1.47 matthew 44: use Apache::lonhtmlcommon();
1.115 ! albertel 45: use Apache::loncommon();
! 46: use Apache::lonnavmaps();
1.88 www 47: use Apache::lonlocal;
48:
1.2 www 49: use vars qw(@desklines $readdesk);
1.88 www 50:
51:
1.56 www 52: my @inlineremote;
1.58 www 53: my $font;
54: my $tabbg;
55: my $pgbg;
1.38 www 56:
1.88 www 57: # ================================================================ Little texts
58:
59: sub initlittle {
60: return &Apache::lonlocal::texthash('ret' => 'Return to Last Location',
61: 'nav' => 'Navigate Contents',
62: 'main' => 'Main Menu',
63: 'launch' => 'Launch Remote Control');
64: }
65:
1.40 www 66: # ============================= This gets called at the top of the body section
1.38 www 67:
68: sub menubuttons {
69: my $forcereg=shift;
70: my $target =shift;
1.40 www 71: my $registration=shift;
1.112 albertel 72:
73: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
74: ['inhibitmenu']);
75: if ($ENV{'form.inhibitmenu'} eq 'yes') { return ''; }
76:
1.55 www 77: my $navmaps='';
1.59 www 78: my $reloadlink='';
1.97 www 79: my $escurl=&Apache::lonnet::escape($ENV{'request.noversionuri'});
1.55 www 80: my $escsymb=&Apache::lonnet::escape($ENV{'request.symb'});
1.48 www 81: if ($ENV{'browser.interface'} eq 'textual') {
1.41 www 82: # Textual display only
1.88 www 83: my %lt=&initlittle();
1.101 www 84: $pgbg='#FFFFFF';
85: $tabbg='#FFFFFF';
86: $font='#000000';
1.55 www 87: if ($ENV{'request.course.id'}) {
88: $navmaps=(<<ENDNAV);
1.88 www 89: <a href="/adm/navmaps?postdata=$escurl&postsymb=$escsymb" target="_top">$lt{'nav'}</a>
1.55 www 90: ENDNAV
1.97 www 91: if (($ENV{'request.noversionuri'}=~/^\/adm\//) &&
92: ($ENV{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
93: ($ENV{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) {
1.59 www 94: my $escreload=&Apache::lonnet::escape('return:');
95: $reloadlink=(<<ENDRELOAD);
1.88 www 96: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">$lt{'ret'}</font></a>
1.59 www 97: ENDRELOAD
98: }
1.55 www 99: }
1.48 www 100: my $output=(<<ENDMAINMENU);
1.44 www 101: <script>
102: // BEGIN LON-CAPA Internal
103: </script>
1.88 www 104: <a href="/adm/menu" target="_top">$lt{'main'}</a>
1.59 www 105: $reloadlink $navmaps<br />
1.44 www 106: <script>
107: // END LON-CAPA Internal
108: </script>
109: ENDMAINMENU
1.48 www 110: if ($registration) { $output.=&innerregister($forcereg,$target); }
111: return $output."<hr />";
112: } elsif ($ENV{'environment.remote'} eq 'off') {
113: # Remote Control is switched off
1.58 www 114: # figure out colors
1.88 www 115: my %lt=&initlittle();
1.58 www 116: my $function='student';
117: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
118: $function='coordinator';
119: }
120: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
121: $function='admin';
122: }
123: if (($ENV{'request.role'}=~/^(au|ca)/) ||
1.97 www 124: ($ENV{'request.noversionuri'}=~/^(\/priv|\~)/)) {
1.58 www 125: $function='author';
126: }
127: my $domain=&Apache::loncommon::determinedomain();
128: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
129: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
130: $font=&Apache::loncommon::designparm($function.'.font',$domain);
131: my $link=&Apache::loncommon::designparm($function.'.link',$domain);
132: my $alink=&Apache::loncommon::designparm($function.'.alink',$domain);
133: my $vlink=&Apache::loncommon::designparm($function.'.vlink',$domain);
134: my $sidebg=&Apache::loncommon::designparm($function.'.sidebg',$domain);
135: # Do we have a NAV link?
1.55 www 136: if ($ENV{'request.course.id'}) {
1.114 albertel 137: my $navcontrol=&Apache::lonnavmaps::nav_control_js();
138: $navmaps=(<<ENDNAV);
1.58 www 139: <td bgcolor="$tabbg">
1.114 albertel 140: <script type="text/javascript">
141: $navcontrol
142: </script>
143: <a href="javascript:gonav('/adm/navmaps?postdata=$escurl&postsymb=$escsymb')"><font color="$font">$lt{'nav'}</font></a></td>
144: ENDNAV
145: if (($ENV{'request.noversionuri'}=~/^\/adm\//) &&
1.97 www 146: ($ENV{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
147: ($ENV{'request.noversionuri'}!~/^\/adm\/.*\/(smppg|bulletinboard|aboutme)(\?|$)/)) {
1.59 www 148: my $escreload=&Apache::lonnet::escape('return:');
149: $reloadlink=(<<ENDRELOAD);
150: <td bgcolor="$tabbg">
1.88 www 151: <a href="/adm/flip?postdata=$escreload" target="_top"><font color="$font">$lt{'ret'}</font></a></td>
1.59 www 152: ENDRELOAD
153: }
1.55 www 154: }
1.58 www 155: my $reg='';
156: if ($registration) {
157: $reg=&innerregister($forcereg,$target);
158: }
159: return (<<ENDINLINEMENU);
1.48 www 160: <script>
161: // BEGIN LON-CAPA Internal
162: </script>
1.99 www 163: <font face="Arial,Helvetica,sans-serif"><table bgcolor="$pgbg" width="100%" border="0" cellpadding="1" cellspacing="1">
1.58 www 164: <tr>
165: <td bgcolor="$tabbg">
1.88 www 166: <a href="/adm/menu" target="_top"><font color="$font">$lt{'main'}</font></a>
1.58 www 167: </td>
1.59 www 168: $reloadlink
1.55 www 169: $navmaps
1.58 www 170: <td bgcolor="$tabbg">
171: <a href="/adm/remote?action=launch&url=$escurl" target="_top">
1.88 www 172: <font color="$font">$lt{'launch'}</font></a></td>
1.65 www 173: <td bgcolor="$tabbg">
174: <img align="right" src="/adm/lonIcons/minilogo.gif" />
175: <b>LON-CAPA</b></td>
1.58 www 176: </tr>
177: </table>
1.99 www 178: </font>
1.48 www 179: <script>
180: // END LON-CAPA Internal
181: </script>
1.58 www 182: $reg
1.48 www 183: ENDINLINEMENU
184: } else {
185: return '';
186: }
1.72 www 187: }
188:
1.40 www 189: # ====================================== This gets called in the header section
1.38 www 190:
191: sub registerurl {
192: my $forcereg=shift;
193: my $target = shift;
194: my $result = '';
1.97 www 195: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.66 albertel 196: my $force_title='';
197: if ($ENV{'request.state'} eq 'construct') {
198: $force_title=&Apache::lonxml::display_title();
199: }
1.38 www 200: if ($target eq 'edit') {
1.45 www 201: $result .="<script type=\"text/javascript\">\n".
1.38 www 202: "if (typeof swmenu != 'undefined') {swmenu.currentURL=null;}\n".
203: &Apache::loncommon::browser_and_searcher_javascript().
204: "\n</script>\n";
205: }
206: if (($ENV{'browser.interface'} eq 'textual') ||
1.53 www 207: ($ENV{'environment.remote'} eq 'off') ||
1.38 www 208: ((($ENV{'request.publicaccess'}) ||
1.83 www 209: (!&Apache::lonnet::is_on_map(
1.97 www 210: &Apache::lonnet::unescape($ENV{'request.noversionuri'})))) &&
1.38 www 211: (!$forcereg))) {
1.76 www 212: return $result.
213: '<script type="text/javascript">function LONCAPAreg(){;} function LONCAPAstale(){}</script>'.$force_title;
1.38 www 214: }
1.41 www 215: # Graphical display after login only
1.38 www 216: if ($Apache::lonxml::registered && !$forcereg) { return ''; }
1.96 albertel 217: if ($target ne 'edit') {
218: $result.=&innerregister($forcereg,$target);
219: }
1.66 albertel 220: return $result.$force_title;
1.40 www 221: }
222:
223: # =========== This gets called in order to register a URL, both with the Remote
224: # =========== and in the body of the document
225:
226: sub innerregister {
227: my $forcereg=shift;
228: my $target = shift;
229: my $result = '';
1.97 www 230: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.40 www 231:
1.38 www 232: $Apache::lonxml::registered=1;
1.40 www 233:
1.49 www 234: my $textinter=($ENV{'browser.interface'} eq 'textual');
235: my $noremote=($ENV{'environment.remote'} eq 'off');
236:
237: my $textual=($textinter || $noremote);
238:
1.56 www 239: @inlineremote=();
240: undef @inlineremote;
241:
1.38 www 242: my $reopen=&Apache::lonmenu::reopenmenu();
1.40 www 243:
1.38 www 244: my $newmail='';
1.65 www 245: if ($noremote) {
1.99 www 246: $newmail='<font face="Arial,Helvetica,sans-serif"><table bgcolor="'.$pgbg.'" border="0" cellspacing="1" cellpadding="1" width="100%"><tr><td bgcolor="'.$tabbg.'">';
1.65 www 247: }
1.61 www 248: if (($textual) && ($ENV{'request.symb'}) && ($ENV{'request.course.id'})) {
1.87 www 249: my ($mapurl,$rid,$resurl)=&Apache::lonnet::decode_symb($ENV{'request.symb'});
1.65 www 250: $newmail.=$ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1.61 www 251: my $maptitle=&Apache::lonnet::gettitle($mapurl);
252: my $restitle=&Apache::lonnet::gettitle($resurl);
253: if ($maptitle) {
254: $newmail.=', '.$maptitle;
255: }
256: if ($restitle) {
257: $newmail.=': '.$restitle;
258: }
259: $newmail.=' ';
1.60 www 260: }
1.38 www 261: if (&Apache::lonmsg::newmail()) {
1.41 www 262: $newmail=($textual?
1.80 www 263: '<b><a href="/adm/communicate" target="_top">You have new messages</a></b><br />':
1.40 www 264: 'swmenu.setstatus("you have","messages");');
1.65 www 265: }
266: if ($noremote) {
1.99 www 267: $newmail.='</td></tr></table></font>';
1.38 www 268: }
1.40 www 269: my $timesync=($textual?'':'swmenu.syncclock(1000*'.time.');');
1.100 www 270: 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 />':'');
271: my $tableend=($noremote?'</table></font>':'').($textinter?'<a name="content" />':'');
1.41 www 272: # =============================================================================
273: # ============================ This is for URLs that actually can be registered
1.97 www 274: if (($ENV{'request.noversionuri'}!~/^\/(res\/)*adm\//) || ($forcereg)) {
1.40 www 275: # -- This applies to homework problems for users with grading privileges
1.107 albertel 276: my $crs='/'.$ENV{'request.course.id'};
277: if ($ENV{'request.course.sec'}) {
278: $crs.='_'.$ENV{'request.course.sec'};
279: }
280: $crs=~s/\_/\//g;
281:
1.38 www 282: my $hwkadd='';
1.107 albertel 283: if ($ENV{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) {
1.79 www 284: if (&Apache::lonnet::allowed('vgr',$crs)) {
1.106 www 285: $hwkadd.=&switch('','',7,1,'subm.gif','view sub-[_1]','missions[_1]',
1.40 www 286: "gocmd('/adm/grades','submission')",
287: 'View user submissions for this assessment resource');
1.38 www 288: }
1.79 www 289: if (&Apache::lonnet::allowed('mgr',$crs)) {
1.106 www 290: $hwkadd.=&switch('','',7,2,'pgrd.gif','problem[_1]','grades[_3]',
1.40 www 291: "gocmd('/adm/grades','gradingmenu')",
292: 'Modify user grades for this assessment resource');
1.38 www 293: }
1.107 albertel 294: }
295: if (&Apache::lonnet::allowed('opa',$crs)) {
296: $hwkadd.=&switch('','',7,3,'pparm.gif','problem[_2]','parms[_2]',
297: "gocmd('/adm/parmset','set')",
298: 'Modify deadlines, etc, for this resource');
1.38 www 299: }
1.40 www 300: # -- End Homework
1.38 www 301: ###
302: ### Determine whether or not to display the 'cstr' button for this
303: ### resource
304: ###
305: my $editbutton = '';
306: if ($ENV{'user.author'}) {
307: if ($ENV{'request.role'}=~/^(ca|au)/) {
308: # Set defaults for authors
309: my ($top,$bottom) = ('con-','struct');
310: my $action = "go('/priv/".$ENV{'user.name'}."');";
311: my $cadom = $ENV{'request.role.domain'};
312: my $caname = $ENV{'user.name'};
313: my $desc = "Enter my resource construction space";
314: # Set defaults for co-authors
315: if ($ENV{'request.role'} =~ /^ca/) {
316: ($cadom,$caname)=($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
317: ($top,$bottom) = ('co con-','struct');
318: $action = "go('/priv/".$caname."');";
319: $desc = "Enter construction space as co-author";
320: }
321: # Check that we are on the correct machine
322: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.109 albertel 323: my $allowed=0;
324: my @ids=&Apache::lonnet::current_machine_ids();
325: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
326: if (!$allowed) {
327: $editbutton=&switch('','',6,1,$top,,$bottom,$action,$desc);
1.38 www 328: }
329: }
330: ##
331: ## Determine if user can edit url.
332: ##
333: my $cfile='';
334: my $cfuname='';
335: my $cfudom='';
336: if ($ENV{'request.filename'}) {
337: my $file=&Apache::lonnet::declutter($ENV{'request.filename'});
338: $file=~s/^(\w+)\/(\w+)/\/priv\/$2/;
1.109 albertel 339: # Check that the user has permission to edit this resource
1.38 www 340: ($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1);
341: if (defined($cfudom)) {
1.109 albertel 342: my $home=&Apache::lonnet::homeserver($cfuname,$cfudom);
343: my $allowed=0;
344: my @ids=&Apache::lonnet::current_machine_ids();
345: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
346: if ($allowed) {
1.38 www 347: $cfile=$file;
348: }
349: }
350: }
351: # Finally, turn the button on or off
352: if ($cfile) {
1.40 www 353: $editbutton=&switch
1.106 www 354: ('','',6,1,'cstr.gif','edit[_1]','resource[_2]',
1.38 www 355: "go('".$cfile."');","Edit this resource");
356: } elsif ($editbutton eq '') {
1.40 www 357: $editbutton=&clear(6,1);
1.38 www 358: }
359: }
360: ###
361: ###
1.41 www 362: # Prepare the rest of the buttons
363: my $menuitems=(<<ENDMENUITEMS);
364: c&3&1
1.106 www 365: s&2&1&back.gif&backward[_1]&&gopost('/adm/flip','back:'+currentURL)&Go to the previous resource in the course sequence&1
366: s&2&3&forw.gif&forward[_1]&&gopost('/adm/flip','forward:'+currentURL)&Go to the next resource in the course sequence&3
1.77 www 367: c&6&3
368: c&8&1
369: c&8&2
1.106 www 370: s&8&3&prt.gif&prepare[_1]&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document
371: s&9&1&sbkm.gif&set[_1]&bookmark[_2]&set_bookmark()&Set a bookmark for this resource&2
372: s&9&3&anot.gif&anno-[_1]&tations[_1]&annotate()&Make notes and annotations about this resource&2
1.41 www 373: ENDMENUITEMS
1.97 www 374: unless ($ENV{'request.noversionuri'}=~/\/(bulletinboard|smppg|navmaps|syllabus|aboutme)(\?|$)/) {
1.77 www 375: $menuitems.=(<<ENDREALRES);
1.106 www 376: s&6&3&catalog.gif&catalog[_1]&info[_1]&catalog_info()&Show catalog information
377: s&8&1&eval.gif&evaluate[_1]&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource
378: 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 379: ENDREALRES
380: }
1.41 www 381: my $buttons='';
382: foreach (split(/\n/,$menuitems)) {
383: my ($command,@rest)=split(/\&/,$_);
384: if ($command eq 's') {
385: $buttons.=&switch('','',@rest);
386: } else {
387: $buttons.=&clear(@rest);
388: }
389: }
390: if ($textual) {
391: # Registered, textual output
1.42 www 392: my $utility=&utilityfunctions();
393: my $form=&serverform();
1.103 www 394: my $inlinebuttons='';
395:
396: if ($ENV{'browser.interface'} eq 'textual') {
397: $inlinebuttons=
1.56 www 398: join('',map { (defined($_)?$_:'') } @inlineremote);
1.103 www 399: } else {
400: $inlinebuttons=(<<ENDINLINE);
401: <tr><td>$inlineremote[21]</td><td> </td><td>$inlineremote[23]</td></tr>
402: <tr><td>$inlineremote[61]</td><td>$inlineremote[62]</td><td>$inlineremote[63]</td></tr>
403: <tr><td>$inlineremote[71]</td><td>$inlineremote[72]</td><td>$inlineremote[73]</td></tr>
404: <tr><td>$inlineremote[81]</td><td>$inlineremote[82]</td><td>$inlineremote[83]</td></tr>
405: <tr><td>$inlineremote[91]</td><td>$inlineremote[92]</td><td>$inlineremote[93]</td></tr>
406: ENDINLINE
407: }
1.41 www 408: $result =(<<ENDREGTEXT);
1.42 www 409: <script>
410: // BEGIN LON-CAPA Internal
411: $utility
412: </script>
1.41 www 413: $timesync
414: $newmail
1.58 www 415: $tablestart
1.56 www 416: $inlinebuttons
1.58 www 417: $tableend
1.42 www 418: $form
419: <script>
1.64 www 420: // END LON-CAPA Internal
1.42 www 421: </script>
422:
1.41 www 423: ENDREGTEXT
424: # Registered, graphical output
425: } else {
1.97 www 426: my $requri=(split(/\?/,$ENV{'request.noversionuri'}))[0];
1.86 albertel 427: $requri=&Apache::lonnet::unescape($requri);
1.113 albertel 428: my $navstatus=&get_nav_status();
1.41 www 429: $result = (<<ENDREGTHIS);
1.38 www 430:
431: <script language="JavaScript">
432: // BEGIN LON-CAPA Internal
1.42 www 433: var swmenu=null;
1.38 www 434:
435: function LONCAPAreg() {
436: swmenu=$reopen;
437: swmenu.clearTimeout(swmenu.menucltim);
438: $timesync
439: $newmail
1.41 www 440: $buttons
1.84 www 441: swmenu.currentURL="$requri";
1.85 www 442: swmenu.reloadURL=swmenu.currentURL+window.location.search;
1.38 www 443: swmenu.currentSymb="$ENV{'request.symb'}";
444: swmenu.reloadSymb="$ENV{'request.symb'}";
445: swmenu.currentStale=0;
1.113 albertel 446: $navstatus
1.38 www 447: $hwkadd
448: $editbutton
449: }
450:
451: function LONCAPAstale() {
452: swmenu=$reopen
453: swmenu.currentStale=1;
454: if (swmenu.reloadURL!='' && swmenu.reloadURL!= null) {
455: swmenu.switchbutton
456: (3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence');
457: }
458: swmenu.clearbut(7,1);
459: swmenu.clearbut(7,2);
460: swmenu.clearbut(7,3);
461: swmenu.menucltim=swmenu.setTimeout(
462: 'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+
1.108 www 463: 'clearbut(9,1);clearbut(9,3);clearbut(6,3);clearbut(6,1)',
1.38 www 464: 2000);
465: }
466:
467: // END LON-CAPA Internal
468: </script>
469: ENDREGTHIS
1.41 www 470: }
471: # =============================================================================
1.38 www 472: } else {
1.41 www 473: # ========================================== This can or will not be registered
474: if ($textual) {
475: # Not registered, textual
476: $result= (<<ENDDONOTREGTEXT);
477: ENDDONOTREGTEXT
478: } else {
479: # Not registered, graphical
480: $result = (<<ENDDONOTREGTHIS);
1.38 www 481:
482: <script language="JavaScript">
483: // BEGIN LON-CAPA Internal
1.42 www 484: var swmenu=null;
1.38 www 485:
486: function LONCAPAreg() {
487: swmenu=$reopen
488: $timesync
489: swmenu.currentStale=1;
490: swmenu.clearbut(2,1);
491: swmenu.clearbut(2,3);
492: swmenu.clearbut(8,1);
493: swmenu.clearbut(8,2);
494: swmenu.clearbut(8,3);
495: if (swmenu.currentURL) {
496: swmenu.switchbutton
497: (3,1,'reload.gif','return','location','go(currentURL)');
498: } else {
499: swmenu.clearbut(3,1);
500: }
501: }
502:
503: function LONCAPAstale() {
504: }
505:
506: // END LON-CAPA Internal
507: </script>
508: ENDDONOTREGTHIS
1.41 www 509: }
510: # =============================================================================
1.38 www 511: }
512: return $result;
513: }
514:
515: sub loadevents() {
1.97 www 516: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.38 www 517: return 'LONCAPAreg();';
518: }
519:
520: sub unloadevents() {
1.97 www 521: if ($ENV{'request.noversionuri'} eq '/res/adm/pages/menu.html') { return ''; }
1.38 www 522: return 'LONCAPAstale();';
523: }
1.30 www 524:
1.32 www 525: # ============================================================= Start up remote
526:
527: sub startupremote {
528: my ($lowerurl)=@_;
1.49 www 529: if (($ENV{'browser.interface'} eq 'textual') ||
530: ($ENV{'environment.remote'} eq 'off')) {
1.34 www 531: return ('<meta HTTP-EQUIV="Refresh" CONTENT="0.5; url='.$lowerurl.'" />');
532: }
1.49 www 533: #
534: # The Remote actually gets launched!
535: #
1.32 www 536: my $configmenu=&rawconfig();
1.52 www 537: my $esclowerurl=&Apache::lonnet::escape($lowerurl);
538:
1.32 www 539: return(<<ENDREMOTESTARTUP);
540: <script>
541:
1.35 www 542: function wheelswitch() {
543: if (window.status=='|') {
544: window.status='/';
545: } else {
546: if (window.status=='/') {
547: window.status='-';
548: } else {
549: if (window.status=='-') {
550: window.status='\\\\';
551: } else {
552: if (window.status=='\\\\') { window.status='|'; }
553: }
554: }
555: }
556: }
557:
1.32 www 558: // ---------------------------------------------------------- The wait function
559: var canceltim;
560: function wait() {
561: if ((menuloaded==1) || (tim==1)) {
1.35 www 562: window.status='Done.';
1.32 www 563: if (tim==0) {
564: clearTimeout(canceltim);
565: $configmenu
566: window.location='$lowerurl';
567: } else {
1.52 www 568: window.location='/adm/remote?action=collapse&url=$esclowerurl';
1.32 www 569: }
570: } else {
1.35 www 571: wheelswitch();
572: setTimeout('wait();',200);
1.32 www 573: }
574: }
575:
576: function main() {
1.52 www 577: canceltim=setTimeout('tim=1;',30000);
1.35 www 578: window.status='-';
1.32 www 579: wait();
580: }
581:
582: </script>
583: ENDREMOTESTARTUP
584: }
585:
586: sub setflags() {
587: return(<<ENDSETFLAGS);
588: <script>
589: menuloaded=0;
590: tim=0;
591: </script>
592: ENDSETFLAGS
593: }
594:
595: sub maincall() {
1.49 www 596: if (($ENV{'browser.interface'} eq 'textual') ||
597: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.32 www 598: return(<<ENDMAINCALL);
599: <script>
600: main();
601: </script>
602: ENDMAINCALL
603: }
1.30 www 604: # ================================================================= Reopen menu
605:
606: sub reopenmenu {
1.49 www 607: if (($ENV{'browser.interface'} eq 'textual') ||
608: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 609: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.47 matthew 610: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
611: return('window.open('.$nothing.',"'.$menuname.'","",false);');
1.30 www 612: }
613:
1.1 www 614: # =============================================================== Open the menu
615:
616: sub open {
1.22 www 617: my $returnval='';
1.49 www 618: if (($ENV{'browser.interface'} eq 'textual') ||
1.111 albertel 619: ($ENV{'environment.remote'} eq 'off')) {
620: return '<script type="text/javascript">self.name="loncapaclient";</script>';
621: }
1.30 www 622: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.22 www 623: unless (shift eq 'unix') {
624: # resizing does not work on linux because of virtual desktop sizes
625: $returnval.=(<<ENDRESIZE);
626: if (window.screen) {
1.28 www 627: self.resizeTo(screen.availWidth-215,screen.availHeight-55);
1.22 www 628: self.moveTo(190,15);
629: }
630: ENDRESIZE
631: }
632: $returnval.=(<<ENDOPEN);
1.35 www 633: window.status='Opening LON-CAPA Remote Control';
1.30 www 634: var menu=window.open("/res/adm/pages/menu.html","$menuname",
1.14 www 635: "height=350,width=150,scrollbars=no,menubar=no,top=5,left=5,screenX=5,screenY=5");
1.71 www 636: self.name='loncapaclient';
1.1 www 637: ENDOPEN
1.22 www 638: return '<script>'.$returnval.'</script>';
1.1 www 639: }
640:
1.2 www 641:
642: # ================================================================== Raw Config
643:
1.3 www 644: sub clear {
645: my ($row,$col)=@_;
1.49 www 646: unless (($ENV{'browser.interface'} eq 'textual') ||
647: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 648: return "\n".qq(window.status+='.';swmenu.clearbut($row,$col););
1.56 www 649: } else {
650: $inlineremote[10*$row+$col]='';
651: return '';
652: }
1.3 www 653: }
654:
1.40 www 655: # ============================================ Switch a button or create a link
1.25 matthew 656: # Switch acts on the javascript that is executed when a button is clicked.
657: # The javascript is usually similar to "go('/adm/roles')" or "cstrgo(..)".
1.40 www 658:
1.2 www 659: sub switch {
1.40 www 660: my ($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc,$nobreak)=@_;
1.2 www 661: $act=~s/\$uname/$uname/g;
662: $act=~s/\$udom/$udom/g;
1.88 www 663: $top=&mt($top);
664: $bot=&mt($bot);
665: $desc=&mt($desc);
1.105 www 666: $img=&mt($img);
1.49 www 667: unless (($ENV{'browser.interface'} eq 'textual') ||
668: ($ENV{'environment.remote'} eq 'off')) {
1.50 www 669: # Remote
1.34 www 670: return "\n".
1.35 www 671: qq(window.status+='.';swmenu.switchbutton($row,$col,"$img","$top","$bot","$act","$desc"););
1.50 www 672: } elsif ($ENV{'browser.interface'} eq 'textual') {
673: # Accessibility
674: if ($nobreak==2) { return ''; }
675: my $text=$top.' '.$bot;
1.78 www 676: $text=~s/\s*\-\s*//gs;
1.94 www 677: if ($nobreak) {
678: $inlineremote[10*$row+$col]=
679: '<a href="javascript:'.$act.';">'.$text.'</a>';
680: } else {
681: $inlineremote[10*$row+$col]="\n<br />".
1.100 www 682: $desc.' <a href="javascript:'.$act.';">'.$text.'</a>';
1.94 www 683: }
1.34 www 684: } else {
1.50 www 685: # Inline Remote
1.41 www 686: if ($nobreak==2) { return ''; }
1.34 www 687: my $text=$top.' '.$bot;
1.78 www 688: $text=~s/\s*\-\s*//gs;
1.105 www 689:
690: my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};
691: if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
1.99 www 692: my $pic=
1.105 www 693: '<img border="0" alt="'.$text.'" src="http://'.$ENV{'HTTP_HOST'}.
694: ':'.$lonhttpdPort.'/res/adm/pages/'.$img.'" align="'.
1.103 www 695: ($nobreak==3?'right':'left').'" />';
696: if (($ENV{'browser.interface'} eq 'textual') || ($ENV{'browser.interface'} eq 'faketextual')) {
697: # Accessibility
698: if ($nobreak==3) {
699: $inlineremote[10*$row+$col]="\n".
700: '<td width="40%" align="right"><font color="'.$font.'" size="+1">'.$text.
701: '</font></td><td width="10%" align="right" bgcolor="'.$tabbg.'">'.
702: '<a href="javascript:'.$act.';">'.$pic.'</a></td></tr>';
703: } elsif ($nobreak) {
704: $inlineremote[10*$row+$col]="\n<tr>".
705: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
706: '<a href="javascript:'.$act.';">'.$pic.
707: '</a></td><td width="40%" align="left"><font color="'.$font.'" size="+1">'.$text.'</font></td>';
708: } else {
709: $inlineremote[10*$row+$col]="\n<tr>".
710: '<td width="10%" align="left" bgcolor="'.$tabbg.'">'.
711: '<a href="javascript:'.$act.';">'.$pic.
712: '</a></td><td colspan="3"><font color="'.$font.'">'.$desc.
713: '</font></td></tr>';
714: }
1.94 www 715: } else {
1.103 www 716: # Inline Menu
717: $inlineremote[10*$row+$col]=
718: '<a href="javascript:'.$act.';">'.$pic.
719: '</a><font color="'.$font.'" size="2">'.$desc.
720: '</font>';
1.94 www 721: }
1.34 www 722: }
1.56 www 723: return '';
1.2 www 724: }
725:
726: sub secondlevel {
727: my $output='';
728: my
1.27 www 729: ($uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc)=@_;
1.2 www 730: if ($prt eq 'any') {
1.27 www 731: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 732: } elsif ($prt=~/^r(\w+)/) {
733: if ($rol eq $1) {
1.27 www 734: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.2 www 735: }
736: }
737: return $output;
738: }
739:
1.18 www 740: sub openmenu {
1.30 www 741: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.49 www 742: if (($ENV{'browser.interface'} eq 'textual') ||
743: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.47 matthew 744: my $nothing = &Apache::lonhtmlcommon::javascript_nothing();
745: return "window.open(".$nothing.",'".$menuname."');";
1.18 www 746: }
747:
1.56 www 748: sub inlinemenu {
749: @inlineremote=();
750: undef @inlineremote;
751: &rawconfig(1);
752: return join('',map { (defined($_)?$_:'') } @inlineremote);
753: }
754:
1.2 www 755: sub rawconfig {
1.34 www 756: my $textualoverride=shift;
757: my $output='';
1.49 www 758: unless (($ENV{'browser.interface'} eq 'textual') ||
759: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 760: $output.=
761: "window.status='Opening Remote Control';var swmenu=".&openmenu().
762: "\nwindow.status='Configuring Remote Control ';";
1.34 www 763: } else {
764: unless ($textualoverride) { return ''; }
765: }
1.2 www 766: my $uname=$ENV{'user.name'};
767: my $udom=$ENV{'user.domain'};
768: my $adv=$ENV{'user.adv'};
1.4 www 769: my $author=$ENV{'user.author'};
1.5 www 770: my $crs='';
771: if ($ENV{'request.course.id'}) {
772: $crs='/'.$ENV{'request.course.id'};
1.7 www 773: if ($ENV{'request.course.sec'}) {
774: $crs.='_'.$ENV{'request.course.sec'};
775: }
1.8 www 776: $crs=~s/\_/\//g;
1.5 www 777: }
1.2 www 778: my $pub=($ENV{'request.state'} eq 'published');
779: my $con=($ENV{'request.state'} eq 'construct');
780: my $rol=$ENV{'request.role'};
1.25 matthew 781: my $requested_domain = $ENV{'request.role.domain'};
1.13 harris41 782: foreach (@desklines) {
1.27 www 783: my ($row,$col,$pro,$prt,$img,$top,$bot,$act,$desc)=split(/\:/,$_);
1.3 www 784: $prt=~s/\$uname/$uname/g;
785: $prt=~s/\$udom/$udom/g;
1.5 www 786: $prt=~s/\$crs/$crs/g;
1.25 matthew 787: $prt=~s/\$requested_domain/$requested_domain/g;
1.3 www 788: if ($pro eq 'clear') {
1.4 www 789: $output.=&clear($row,$col);
1.3 www 790: } elsif ($pro eq 'any') {
1.2 www 791: $output.=&secondlevel(
1.27 www 792: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 793: } elsif ($pro eq 'smp') {
794: unless ($adv) {
795: $output.=&secondlevel(
1.27 www 796: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 797: }
798: } elsif ($pro eq 'adv') {
799: if ($adv) {
800: $output.=&secondlevel(
1.27 www 801: $uname,$udom,$rol,$crs,$pub,$con,$row,$col,$prt,$img,$top,$bot,$act,$desc);
1.2 www 802: }
1.81 matthew 803: } elsif (($pro=~/^p(\w+)/) && ($prt)) {
1.2 www 804: if (&Apache::lonnet::allowed($1,$prt)) {
1.27 www 805: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.4 www 806: }
1.26 www 807: } elsif ($pro eq 'course') {
808: if ($ENV{'request.course.fn'}) {
1.27 www 809: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.81 matthew 810: }
811: } elsif ($pro =~ /^course_(.*)$/) {
812: # Check for permissions inside of a course
813: if (($ENV{'request.course.id'}) &&
814: (&Apache::lonnet::allowed($1,$ENV{'request.course.id'}.
815: ($ENV{'request.course.sec'}?'/'.$ENV{'request.course.sec'}:''))
816: )) {
817: $output.=switch($uname,$udom,$row,$col,$img,$top,$bot,$act,$desc);
1.26 www 818: }
1.4 www 819: } elsif ($pro eq 'author') {
820: if ($author) {
1.29 matthew 821: if ((($prt eq 'rca') && ($ENV{'request.role'}=~/^ca/)) ||
822: (($prt eq 'rau') && ($ENV{'request.role'}=~/^au/))) {
1.19 matthew 823: # Check that we are on the correct machine
1.29 matthew 824: my $cadom=$requested_domain;
825: my $caname=$ENV{'user.name'};
826: if ($prt eq 'rca') {
827: ($cadom,$caname)=
1.6 www 828: ($ENV{'request.role'}=~/(\w+)\/(\w+)$/);
1.29 matthew 829: }
830: $act =~ s/\$caname/$caname/g;
1.19 matthew 831: my $home = &Apache::lonnet::homeserver($caname,$cadom);
1.109 albertel 832: my $allowed=0;
833: my @ids=&Apache::lonnet::current_machine_ids();
834: foreach my $id (@ids) { if ($id eq $home) { $allowed=1; } }
835: if ($allowed) {
1.19 matthew 836: $output.=switch($caname,$cadom,
1.27 www 837: $row,$col,$img,$top,$bot,$act,$desc);
1.19 matthew 838: }
1.6 www 839: }
1.2 www 840: }
841: }
1.13 harris41 842: }
1.49 www 843: unless (($ENV{'browser.interface'} eq 'textual') ||
844: ($ENV{'environment.remote'} eq 'off')) {
1.35 www 845: $output.="\nwindow.status='Synchronizing Time';swmenu.syncclock(1000*".time.");\nwindow.status='Remote Control Configured.';";
1.34 www 846: }
1.2 www 847: return $output;
848: }
849:
850: # ======================================================================= Close
1.1 www 851:
852: sub close {
1.49 www 853: if (($ENV{'browser.interface'} eq 'textual') ||
854: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.30 www 855: my $menuname='LCmenu'.$Apache::lonnet::perlvar{'lonHostID'};
1.1 www 856: return(<<ENDCLOSE);
857: <script>
1.35 www 858: window.status='Accessing Remote Control';
1.30 www 859: menu=window.open("/adm/rat/empty.html","$menuname",
1.1 www 860: "height=350,width=150,scrollbars=no,menubar=no");
1.35 www 861: window.status='Disabling Remote Control';
862: menu.active=0;
1.31 www 863: menu.autologout=0;
1.35 www 864: window.status='Closing Remote Control';
1.1 www 865: menu.close();
1.35 www 866: window.status='Done.';
1.1 www 867: </script>
868: ENDCLOSE
869: }
870:
871: # ====================================================================== Footer
872:
873: sub footer {
874:
1.33 www 875: }
876:
1.42 www 877: sub utilityfunctions {
1.51 www 878: unless (($ENV{'browser.interface'} eq 'textual') ||
879: ($ENV{'environment.remote'} eq 'off')) { return ''; }
1.97 www 880: my $currenturl=$ENV{'request.noversionuri'};
1.42 www 881: my $currentsymb=$ENV{'request.symb'};
1.114 albertel 882: my $nav_control=&Apache::lonnavmaps::nav_control_js();
1.42 www 883: return (<<ENDUTILITY)
884:
885: var currentURL="$currenturl";
886: var reloadURL="$currenturl";
887: var currentSymb="$currentsymb";
888:
1.114 albertel 889: $nav_control
890:
1.42 www 891: function go(url) {
892: if (url!='' && url!= null) {
893: currentURL = null;
894: currentSymb= null;
895: window.location.href=url;
896: }
897: }
898:
899: function gopost(url,postdata) {
900: if (url!='') {
901: this.document.server.action=url;
902: this.document.server.postdata.value=postdata;
903: this.document.server.command.value='';
904: this.document.server.url.value='';
905: this.document.server.symb.value='';
906: this.document.server.submit();
907: }
908: }
909:
910: function gocmd(url,cmd) {
911: if (url!='') {
912: this.document.server.action=url;
913: this.document.server.postdata.value='';
914: this.document.server.command.value=cmd;
915: this.document.server.url.value=currentURL;
916: this.document.server.symb.value=currentSymb;
917: this.document.server.submit();
918: }
1.57 www 919: }
920:
921: function catalog_info() {
1.102 albertel 922: 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 923: }
924:
925: function chat_win() {
1.102 albertel 926: lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
1.42 www 927: }
928: ENDUTILITY
929: }
930:
931: sub serverform {
932: return(<<ENDSERVERFORM);
933:
1.62 www 934: <form name="server" action="/adm/logout" method="post" target="_top">
1.42 www 935: <input type="hidden" name="postdata" value="none" />
936: <input type="hidden" name="command" value="none" />
937: <input type="hidden" name="url" value="none" />
938: <input type="hidden" name="symb" value="none" />
939: </form>
940: ENDSERVERFORM
941: }
1.113 albertel 942:
943: sub get_nav_status {
944: my $navstatus="swmenu.w_loncapanav_flag=";
945: if ($ENV{'environment.remotenavmap'} eq 'on') {
946: $navstatus.="1";
947: } else {
948: $navstatus.="-1";
949: }
950: return $navstatus;
951: }
952:
1.33 www 953: # ================================================ Handler when called directly
954:
955:
956: sub handler {
957: my $r = shift;
1.93 www 958: &Apache::loncommon::content_type($r,'text/html');
1.33 www 959: $r->send_http_header;
960: return OK if $r->header_only;
961:
1.42 www 962: my $form=&serverform();
1.34 www 963: my $bodytag=&Apache::loncommon::bodytag('Main Menu');
1.58 www 964: my $function='student';
965: if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
966: $function='coordinator';
967: }
968: if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
969: $function='admin';
970: }
971: if (($ENV{'request.role'}=~/^(au|ca)/) ||
1.97 www 972: ($ENV{'request.noversionuri'}=~/^(\/priv|\~)/)) {
1.58 www 973: $function='author';
974: }
975: my $domain=&Apache::loncommon::determinedomain();
976: $pgbg=&Apache::loncommon::designparm($function.'.pgbg',$domain);
977: $tabbg=&Apache::loncommon::designparm($function.'.tabbg',$domain);
978: $font=&Apache::loncommon::designparm($function.'.font',$domain);
1.53 www 979: # ---- Print the screen, pretent to be in text mode to generate text-based menu
1.103 www 980: unless ($ENV{'browser.interface'} eq 'textual') {
981: $ENV{'browser.interface'}='faketextual';
1.53 www 982: $ENV{'environment.remote'}='off';
983: }
984: my $utility=&utilityfunctions();
1.36 www 985: $r->print(<<ENDHEADER);
986: <html><head>
987: <title>LON-CAPA Main Menu</title>
988: <script>
1.42 www 989: $utility
1.36 www 990: </script>
991: </head>
992: $bodytag
993: ENDHEADER
1.58 www 994: $r->print('<table>'.&inlinemenu().'</table>'.$form);
1.33 www 995: $r->print('</body></html>');
996: return OK;
1.1 www 997: }
998:
1.2 www 999: # ================================================================ Main Program
1000:
1.16 harris41 1001: BEGIN {
1.15 matthew 1002: if (! defined($readdesk)) {
1.14 www 1003: {
1.104 raeburn 1004: my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
1005: if ( CORE::open( my $config,"<$tabfile") ) {
1006: while (my $configline=<$config>) {
1007: $configline=(split(/\#/,$configline))[0];
1008: $configline=~s/^\s+//;
1009: chomp($configline);
1010: if ($configline) {
1011: $desklines[$#desklines+1]=$configline;
1012: }
1013: }
1014: CORE::close($config);
1.2 www 1015: }
1.14 www 1016: }
1017: $readdesk='done';
1.10 albertel 1018: }
1.2 www 1019: }
1.30 www 1020:
1.1 www 1021: 1;
1022: __END__
1023:
1024:
1025:
1026:
1027:
1028:
1029:
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