File:
[LON-CAPA] /
loncom /
auth /
lonlogin.pm
Revision
1.84:
download - view:
text,
annotated -
select for diffs
Wed Nov 15 00:53:48 2006 UTC (17 years, 10 months ago) by
raeburn
Branches:
MAIN
CVS tags:
HEAD
Replace buttons for "Accessibility" and "About Lon-CAPA" with links.
Add link to course catalog.
Rename and move "Help" link.
Make "Contact Helpdesk" link more prominent.
1: # The LearningOnline Network
2: # Login Screen
3: #
4: # $Id: lonlogin.pm,v 1.84 2006/11/15 00:53:48 raeburn Exp $
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: #
28:
29: package Apache::lonlogin;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use CGI::Cookie();
34: use Apache::File ();
35: use Apache::lonnet;
36: use Apache::loncommon();
37: use Apache::lonauth();
38: use Apache::lonlocal;
39: use Apache::migrateuser();
40: use lib '/home/httpd/lib/perl/';
41: use LONCAPA;
42:
43:
44: sub additional_machine_domains {
45: my @domains;
46: open(my $fh,"<".$Apache::lonnet::perlvar{'lonTabDir'}.'/expected_domains.tab');
47: while( my $line = <$fh>) {
48: $line =~ s/\s//g;
49: push(@domains,$line);
50: }
51: return @domains;
52: }
53:
54: sub handler {
55: my $r = shift;
56:
57: &Apache::loncommon::get_unprocessed_cgi
58: (join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'},
59: $ENV{'REDIRECT_QUERY_STRING'}),
60: ['interface','username','domain','firsturl','localpath','localres',
61: 'token']);
62:
63: # -- check if they are a migrating user
64: if (defined($env{'form.token'})) {
65: return &Apache::migrateuser::handler($r);
66: }
67:
68: &Apache::loncommon::no_cache($r);
69: &Apache::lonlocal::get_language_handle($r);
70: &Apache::loncommon::content_type($r,'text/html');
71: $r->send_http_header;
72: return OK if $r->header_only;
73:
74:
75: # Are we re-routing?
76: if (-e '/home/httpd/html/lon-status/reroute.txt') {
77: &Apache::lonauth::reroute($r);
78: return OK;
79: }
80:
81:
82: # -------------------------------- Prevent users from attempting to login twice
83: my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
84: my $lonid=$cookies{'lonID'};
85: my $cookie;
86: if ($lonid) {
87: my $handle=$lonid->value;
88: $handle=~s/\W//g;
89: my $lonidsdir=$r->dir_config('lonIDsDir');
90: if (-e "$lonidsdir/$handle.id") {
91: # Is there an existing token file?
92: if ($handle=~/^publicuser\_/) {
93: # For "public user" - remove it, we apparently really want to login
94: unlink("$lonidsdir/$handle.id");
95: } elsif ($handle ne '') {
96: # Indeed, a valid token is found
97: my $start_page =
98: &Apache::loncommon::start_page('Already logged in');
99: my $end_page =
100: &Apache::loncommon::end_page();
101: $r->print(<<ENDFAILED);
102: $start_page
103: <h1>You are already logged in</h1>
104: <p>Please either <a href="/adm/roles">continue the current session</a> or
105: <a href="/adm/logout">logout</a>.</p>
106: <p>
107: <a href="/adm/loginproblems.html">Problems?</a></p>
108: $end_page
109: ENDFAILED
110: return OK;
111: }
112: }
113: }
114:
115: # ---------------------------------------------------- No valid token, continue
116:
117: # ---------------------------- Not possible to really login to domain "public"
118: if ($env{'form.domain'} eq 'public') {
119: $env{'form.domain'}='';
120: $env{'form.username'}='';
121: }
122: # ----------------------------------------------------------- Process Interface
123: $env{'form.interface'}=~s/\W//g;
124:
125: my $textbrowsers=$r->dir_config('lonTextBrowsers');
126: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
127:
128: foreach (split(/\:/,$textbrowsers)) {
129: if ($httpbrowser=~/$_/i) {
130: $env{'form.interface'}='textual';
131: }
132: }
133:
134: my $fullgraph=($env{'form.interface'} ne 'textual');
135: my $port_to_use=$r->dir_config('lonhttpdPort');
136: if (!defined($port_to_use)) {
137: $port_to_use='8080';
138: }
139: my $iconpath= 'http://'.$ENV{'HTTP_HOST'}.':'.$port_to_use.
140: $r->dir_config('lonIconsURL');
141: my $domain = $r->dir_config('lonDefDomain');
142: my $testdomain=(split(/\./,$ENV{'HTTP_HOST'}))[0];
143: foreach my $posdom (&Apache::lonnet::current_machine_domains(),
144: &additional_machine_domains()) {
145: if (lc($posdom) eq lc($testdomain)) { $domain=$posdom; }
146: }
147: if (($env{'form.domain'}) &&
148: ($Apache::lonnet::domaindescription{$env{'form.domain'}})) {
149: $domain=$env{'form.domain'};
150: }
151: my $role = $r->dir_config('lonRole');
152: my $loadlim = $r->dir_config('lonLoadLim');
153: my $lonhost = $r->dir_config('lonHostID');
154: my $tabdir = $r->dir_config('lonTabDir');
155: my $include = $r->dir_config('lonIncludes');
156: my $expire = $r->dir_config('lonExpire');
157: my $version = $r->dir_config('lonVersion');
158: my $host_name = $Apache::lonnet::hostname{$lonhost};
159:
160: # --------------------------------------------- Default values for login fields
161:
162: my $authusername=($env{'form.username'}?$env{'form.username'}:'');
163: my $authdomain=($env{'form.domain'}?$env{'form.domain'}:$domain);
164:
165: # ---------------------------------------------------------- Determine own load
166: my $loadavg;
167: {
168: my $loadfile=Apache::File->new('/proc/loadavg');
169: $loadavg=<$loadfile>;
170: }
171: $loadavg =~ s/\s.*//g;
172: my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim);
173: my $userloadpercent=&Apache::lonnet::userload();
174:
175: # ------------------------------------------------------- Do the load balancing
176: my $otherserver= &Apache::lonnet::absolute_url($host_name);
177: my $firsturl=
178: ($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'});
179: # ---------------------------------------- Are we access server and overloaded?
180: if (($role eq 'access') &&
181: (($userloadpercent>100.0)||($loadpercent>100.0))) {
182: my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent);
183: if ($unloaded) { $otherserver=$unloaded; }
184: }
185:
186: # ----------------------------------------------------------- Get announcements
187: my $announcements=&Apache::lonnet::getannounce();
188: # -------------------------------------------------------- Set login parameters
189:
190: my @hexstr=('0','1','2','3','4','5','6','7',
191: '8','9','a','b','c','d','e','f');
192: my $lkey='';
193: for (0..7) {
194: $lkey.=$hexstr[rand(15)];
195: }
196:
197: my $ukey='';
198: for (0..7) {
199: $ukey.=$hexstr[rand(15)];
200: }
201:
202: my $lextkey=hex($lkey);
203: if ($lextkey>2147483647) { $lextkey-=4294967296; }
204:
205: my $uextkey=hex($ukey);
206: if ($uextkey>2147483647) { $uextkey-=4294967296; }
207:
208: # -------------------------------------------------------- Store away log token
209: my $logtoken=Apache::lonnet::reply(
210: 'tmpput:'.$ukey.$lkey.'&'.$firsturl,
211: $lonhost);
212:
213: # ------------------- If we cannot talk to ourselves, we are in serious trouble
214:
215: if ($logtoken eq 'con_lost') {
216: my $spares='';
217: my $last;
218: foreach my $hostid (sort
219: {
220: $Apache::lonnet::hostname{$a} cmp
221: $Apache::lonnet::hostname{$b};
222: }
223: keys(%Apache::lonnet::spareid)) {
224: next if ($hostid eq $lonhost);
225: next if ($last eq $Apache::lonnet::hostname{$hostid});
226: $spares.='<br /><font size="+1"><a href="http://'.
227: $Apache::lonnet::hostname{$hostid}.
228: '/adm/login?domain='.$authdomain.'">'.
229: $Apache::lonnet::hostname{$hostid}.'</a>'.
230: ' (preferred)</font>'.$/;
231: $last=$Apache::lonnet::hostname{$hostid};
232: }
233: $spares.= '<br />';
234: foreach my $hostid (sort
235: {
236: $Apache::lonnet::hostname{$a} cmp
237: $Apache::lonnet::hostname{$b};
238: }
239: keys(%Apache::lonnet::hostname)) {
240: next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid});
241: next if ($last eq $Apache::lonnet::hostname{$hostid});
242: $spares.='<br /><a href="http://'.
243: $Apache::lonnet::hostname{$hostid}.
244: '/adm/login?domain='.$authdomain.'">'.
245: $Apache::lonnet::hostname{$hostid}.'</a>';
246: $last=$Apache::lonnet::hostname{$hostid};
247: }
248: $r->print(<<ENDTROUBLE);
249: <html>
250: <head><title>The LearningOnline Network with CAPA</title></head>
251: <body bgcolor="#FFFFFF">
252: <img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />
253: <h3>This LON-CAPA server is temporarily not available for login</h3>
254: <p>Please attempt to login to one of the following servers:</p>$spares
255: </body>
256: </html>
257: ENDTROUBLE
258: return OK;
259: }
260:
261: # ----------------------------------------------- Apparently we are in business
262:
263: my $domainlogo=&Apache::loncommon::domainlogo($domain);
264:
265: # --------------------------------------------------- Print login screen header
266: $r->print(<<ENDHEADER);
267: <html>
268: <head>
269: <meta HTTP-EQUIV="Refresh" CONTENT="$expire; url=/adm/roles" />
270: <title>The LearningOnline Network with CAPA Login</title>
271: </head>
272: ENDHEADER
273: # ---------------------------------------------------- Serve out DES JavaScript
274: {
275: my $jsh=Apache::File->new($include."/londes.js");
276: $r->print(<$jsh>);
277: }
278:
279: # ----------------------------------------------------------- Front page design
280: my $pgbg=
281: ($fullgraph?&Apache::loncommon::designparm('login.pgbg',$domain):'#FFFFFF');
282: my $font=
283: ($fullgraph?&Apache::loncommon::designparm('login.font',$domain):'#000000');
284: my $link=
285: ($fullgraph?&Apache::loncommon::designparm('login.link',$domain):'#0000FF');
286: my $vlink=
287: ($fullgraph?&Apache::loncommon::designparm('login.vlink',$domain):'#0000FF');
288: my $alink=&Apache::loncommon::designparm('login.alink',$domain);
289: my $mainbg=
290: ($fullgraph?&Apache::loncommon::designparm('login.mainbg',$domain):'#FFFFFF');
291: my $sidebg=
292: ($fullgraph?&Apache::loncommon::designparm('login.sidebg',$domain):'#FFFFFF');
293: my $logo=&Apache::loncommon::designparm('login.logo',$domain);
294: my $img=&Apache::loncommon::designparm('login.img',$domain);
295:
296: # ----------------------------------------------------------------------- Texts
297:
298: my %lt=&Apache::lonlocal::texthash(
299: 'un' => 'Username',
300: 'pw' => 'Password',
301: 'dom' => 'Domain',
302: 'perc' => 'percent',
303: 'load' => 'Load',
304: 'userload' => 'User Load',
305: 'about' => 'About LON-CAPA',
306: 'access' => 'Accessibility Options',
307: 'catalog' => 'Course Catalog',
308: 'auth' => 'userauthentication.gif',
309: 'log' => 'Log in',
310: 'help' => 'Log-in Help',
311: 'serv' => 'Server',
312: 'helpdesk' => 'Contact Helpdesk',
313: 'forgotpw' => 'Forgot password?');
314: # -------------------------------------------------- Change password field name
315: my $now=time;
316: my $forgotpw = &forgotpwdisplay(%lt);
317: my $loginhelp = &loginhelpdisplay(%lt);
318: # ---------------------------------------------------------- Serve rest of page
319: $r->print(<<ENDSCRIPT);
320:
321: <body bgcolor="$pgbg" text="$font" link="$link" vlink="$vlink" alink="$alink"
322: topmargin=0 leftmargin=0 marginwidth=0 marginheight=0>
323:
324: <script language="JavaScript">
325: function send()
326: {
327: this.document.server.elements.uname.value
328: =this.document.client.elements.uname.value;
329:
330: this.document.server.elements.udom.value
331: =this.document.client.elements.udom.value;
332:
333: this.document.server.elements.imagesuppress.value
334: =this.document.client.elements.imagesuppress.checked;
335:
336: this.document.server.elements.embedsuppress.value
337: =this.document.client.elements.embedsuppress.checked;
338:
339: this.document.server.elements.appletsuppress.value
340: =this.document.client.elements.appletsuppress.checked;
341:
342: this.document.server.elements.fontenhance.value
343: =this.document.client.elements.fontenhance.checked;
344:
345: this.document.server.elements.blackwhite.value
346: =this.document.client.elements.blackwhite.checked;
347:
348: this.document.server.elements.remember.value
349: =this.document.client.elements.remember.checked;
350:
351: uextkey=this.document.client.elements.uextkey.value;
352: lextkey=this.document.client.elements.lextkey.value;
353: initkeys();
354:
355: this.document.server.elements.upass0.value
356: =crypted(this.document.client.elements.upass$now.value.substr(0,15));
357: this.document.server.elements.upass1.value
358: =crypted(this.document.client.elements.upass$now.value.substr(15,15));
359: this.document.server.elements.upass2.value
360: =crypted(this.document.client.elements.upass$now.value.substr(30,15));
361:
362: this.document.client.elements.uname.value='';
363: this.document.client.elements.upass$now.value='';
364:
365: this.document.server.submit();
366: return false;
367: }
368: </script>
369: ENDSCRIPT
370:
371: if ($fullgraph) {
372: $r->print(
373: '<table width="100%" cellpadding=0 cellspacing=0 border=0>');
374: }
375:
376: $r->print(<<ENDSERVERFORM);
377: <form name="server" action="$otherserver/adm/authenticate" method="post" target="_top">
378: <input type="hidden" name="logtoken" value="$logtoken" />
379: <input type="hidden" name="serverid" value="$lonhost" />
380: <input type="hidden" name="interface" value="$env{'form.interface'}" />
381: <input type="hidden" name="uname" value="" />
382: <input type="hidden" name="upass0" value="" />
383: <input type="hidden" name="upass1" value="" />
384: <input type="hidden" name="upass2" value="" />
385: <input type="hidden" name="udom" value="" />
386: <input type="hidden" name="imagesuppress" value="" />
387: <input type="hidden" name="appletsuppress" value="" />
388: <input type="hidden" name="embedsuppress" value="" />
389: <input type="hidden" name="fontenhance" value="" />
390: <input type="hidden" name="blackwhite" value="" />
391: <input type="hidden" name="remember" value="" />
392: <input type="hidden" name="localpath" value="$env{'form.localpath'}" />
393: <input type="hidden" name="localres" value="$env{'form.localres'}" />
394: </form>
395: ENDSERVERFORM
396: if ($fullgraph) { $r->print(<<ENDTOP);
397: <!-- The LON-CAPA Header -->
398: <tr>
399:
400: <!-- Row 1 Columns 2-4 -->
401: <td width="100%" height=75 colspan=4 align="left" valign="top" bgcolor="$pgbg"><img src="$img" border=0 alt="The Learning Online Network with CAPA" /></td>
402: </tr>
403:
404: <!-- The gray bar that starts the two table frames -->
405: <tr>
406:
407: <!-- Row 2 Column 1 -->
408: <td width=182 height=27 bgcolor="$sidebg"> </td>
409:
410: <!-- Row 2 Column 2 -->
411: <td width=27 height=27 align="left" background="$iconpath/filltop.gif"><img src="$iconpath/upperleft.gif" border=0 alt="" /></td>
412:
413: <!-- Row 2 Column 3 -->
414: <td height=27 background="$iconpath/filltop.gif"><img src="$iconpath/filltop.gif" alt="" /></td>
415:
416: <!-- Row 2 Column 4 -->
417: <td width=27 height=27 align="right" background="$iconpath/filltop.gif"><img src="$iconpath/upperright.gif" border=0 alt="" /></td>
418: </tr>
419: <tr>
420:
421: <!-- A cell that will hold the 'access', 'about', and 'catalog' links -->
422: <!-- Row 3 Column 1 -->
423: <td valign="top" height=60 align="left" bgcolor="$sidebg">
424: <table cellpadding="0" cellspacing="2" border="0">
425: <tr>
426: <td> </td>
427: <td><a href="/adm/login?interface=textual"><b>$lt{'access'}</b></a></td>
428: </tr>
429: <tr>
430: <td> </td>
431: <td><a href="/adm/about.html"><b>$lt{'about'}</b></a></td>
432: </tr>
433: <tr>
434: <td> </td>
435: <td><a href="/adm/coursecatalog"><b>$lt{'catalog'}</b></a></td>
436: </tr>
437: <tr>
438: <td colspan="2"> </td>
439: </tr>
440: </table>
441: <!-- The shaded space between the two main columns -->
442: <!-- Row 3 Column 2 -->
443: <td width=27 height=60 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td>
444:
445: <!-- The right main column holding the large LON-CAPA logo-->
446: <!-- Rows 3-4 Column 3 -->
447: <td align="center" valign="top" width="100%" height="100%" bgcolor="$mainbg">
448: <center>
449: <img src="$logo" alt="" />
450: </center>
451: </td>
452:
453: <!-- Row 3 Column 4 -->
454: <td width=27 background="$iconpath/fillright.gif"><img src="$iconpath/fillright.gif" alt="" /></td>
455: </tr>
456: <tr>
457:
458: <!-- The entry form -->
459: <!-- Row 4 Column 1 -->
460: <td align="center" valign="middle" bgcolor="$sidebg">
461: ENDTOP
462: } else {
463: $r->print('<h1>The Learning<i>Online</i> Network with CAPA</h1><h2>Text-based Interface Login</h2>'.$announcements);
464: }
465: $r->print('<form name="client" onsubmit="return(send())">');
466: unless ($fullgraph) {
467: $r->print(<<ENDACCESSOPTIONS);
468: <h3>Select Accessibility Options</h3>
469: <label><input type="checkbox" name="imagesuppress" /> Suppress rendering of images</label><br />
470: <label><input type="checkbox" name="appletsuppress" /> Suppress Java applets</label><br />
471: <label><input type="checkbox" name="embedsuppress" /> Suppress rendering of embedded multimedia</label><br />
472: <label><input type="checkbox" name="fontenhance" /> Increase font size</label><br />
473: <label><input type="checkbox" name="blackwhite" /> Switch to black and white mode</label><br />
474: <input type="checkbox" name="remember" /> Remember these settings for next login<hr />
475: ENDACCESSOPTIONS
476: } else {
477: $r->print(<<ENDNOOPT);
478: <input type="hidden" name="imagesuppress" value="" />
479: <input type="hidden" name="embedsuppress" value="" />
480: <input type="hidden" name="appletsuppress" value="" />
481: <input type="hidden" name="fontenhance" value="" />
482: <input type="hidden" name="blackwhite" value="" />
483: <input type="hidden" name="remember" value="" />
484: ENDNOOPT
485: }
486: $r->print(<<ENDLOGIN);
487: <input type="hidden" name="lextkey" value="$lextkey">
488: <input type="hidden" name="uextkey" value="$uextkey">
489:
490: <!-- Start the sub-table for text and input alignment -->
491: <table border=0 cellspacing=0 cellpadding=0>
492: <tr><td bgcolor="$sidebg" colspan=2><img src="$iconpath/$lt{'auth'}" alt="User Authentication" /></td></tr>
493: <tr>
494: <td bgcolor="$mainbg"><br /><font size=-1><b> $lt{'un'}:</b></font></td>
495: <td bgcolor="$mainbg"><br /><input type="text" name="uname" size="10" value="$authusername" /></td>
496: </tr>
497: <tr>
498: <td bgcolor="$mainbg"><font size=-1><b> $lt{'pw'}:</b></font></td>
499: <td bgcolor="$mainbg"><input type="password" name="upass$now" size="10" /></td>
500: </tr>
501: <tr>
502: <td bgcolor="$mainbg"><font size=-1><b> $lt{'dom'}:</b></font></td>
503: <td bgcolor="$mainbg"><input type="text" name="udom" size="10" value="$authdomain" /></td>
504: </tr>
505: <tr>
506: <td bgcolor="$mainbg"> </td>
507: <td bgcolor="$mainbg" valign="bottom" align="center">
508: <br />
509: <input type="submit" value="$lt{'log'}" />
510: </td>
511: </tr>
512: <tr>
513: <td bgcolor="$mainbg" valign="bottom" align="left" colspan="2">
514: $loginhelp
515: $forgotpw
516: </td>
517: </tr>
518: </table>
519: <!-- End sub-table -->
520: </form>
521: ENDLOGIN
522: if ($fullgraph) {
523: my $helpdeskscript;
524: my $contactblock = &contactdisplay(\%lt,$version,$authdomain,\$helpdeskscript);
525: $r->print(<<ENDDOCUMENT);
526: </td>
527:
528: <!-- Row 4 Column 2 -->
529: <td width=27 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td>
530:
531: <!-- Row 4 Column 3 -->
532: <td bgcolor="$mainbg">$announcements</td>
533:
534: <!-- Row 4 Column 4 -->
535: <td width=27 background="$iconpath/fillright.gif"><img src="$iconpath/fillright.gif" alt="" /></td>
536: </tr>
537: <tr>
538:
539: <!-- Row 5 Column 1 -->
540: <td bgcolor="$sidebg" valign="middle" align="left">
541: <br />
542: <table border=0 cellspacing=0 cellpadding=0>
543: <tr>
544: <td bgcolor="$sidebg" align="left" valign="top">
545: <small><b> $lt{'dom'}: </b></small>
546: </td>
547: <td bgcolor="$sidebg" align="left" valign="top">
548: <small><tt> $domain</tt></small>
549: </td>
550: </tr>
551: <tr>
552: <td bgcolor="$sidebg" align="left" valign="top">
553: <small><b> $lt{'serv'}: </b></small>
554: </td>
555: <td bgcolor="$sidebg" align="left" valign="top">
556: <small><tt> $lonhost ($role)</tt></small>
557: </td>
558: </tr>
559: <tr>
560: <td bgcolor="$sidebg" align="left" valign="top">
561: <small><b> $lt{'load'}: </b></small>
562: </td>
563: <td bgcolor="$sidebg" align="left" valign="top">
564: <small><tt> $loadpercent $lt{'perc'}</tt></small>
565: </td>
566: </tr>
567: <tr>
568: <td bgcolor="$sidebg" align="left" valign="top">
569: <small><b> $lt{'userload'}: </b></small>
570: </td>
571: <td bgcolor="$sidebg" align="left" valign="top">
572: <small><tt> $userloadpercent $lt{'perc'}</tt></small>
573: </td>
574: </tr>
575: </table>
576: <br />
577: $contactblock
578: </td>
579:
580: <!-- Row 5 Column 2 -->
581: <td width=27 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td>
582:
583: <!-- Row 5 Column 3 -->
584: <td width="100%" valign="bottom" bgcolor="$mainbg">
585: $domainlogo
586: </td>
587:
588: <!-- Row 5 Column 4 -->
589: <td width=27 background="$iconpath/fillright.gif"><img src="$iconpath/fillright.gif" alt="" /></td>
590: </tr>
591: <tr>
592:
593: <!-- Row 6 Column 1 -->
594: <td bgcolor="$sidebg"> </td>
595:
596: <!-- Row 6 Column 2 -->
597: <td align="left" background="$iconpath/fillbottom.gif"><img src="$iconpath/lowerleft.gif" alt="" /></td>
598:
599: <!-- Row 6 Column 3 -->
600: <td background="$iconpath/fillbottom.gif"><img src="$iconpath/fillbottom.gif" alt="" /></td>
601:
602: <!-- Row 6 Column 4 -->
603: <td align="right" background="$iconpath/fillbottom.gif"><img src="$iconpath/lowerright.gif" alt="" /></td>
604: </tr>
605: </table>
606:
607: <script type="text/javascript">
608: // the if prevents the script error if the browser can not handle this
609: if ( document.client.uname ) { document.client.uname.focus(); }
610: </script>
611: $helpdeskscript
612:
613: ENDDOCUMENT
614: }
615: $r->print('</body></html>');
616: return OK;
617: }
618:
619: sub contactdisplay {
620: my ($lt,$version,$authdomain,$helpdeskscript) = @_;
621: my $contactblock;
622: my $showhelpdesk = 0;
623: my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
624: if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) {
625: $showhelpdesk = 1;
626: }
627: if ($showhelpdesk) {
628: $contactblock .= '<b> <a href="javascript:helpdesk()"><font size="+1">'.$lt->{'helpdesk'}.'</font></a></b><br />';
629: my $thisurl = &escape('/adm/login');
630: $$helpdeskscript = <<"ENDSCRIPT";
631: <script type="text/javascript">
632: function helpdesk() {
633: var codedom = document.client.udom.value;
634: if (codedom == '') {
635: codedom = "$authdomain";
636: }
637: var querystr = "origurl=$thisurl&codedom="+codedom;
638: document.location.href = "/adm/helpdesk?"+querystr;
639: return;
640: }
641: </script>
642: ENDSCRIPT
643: }
644: $contactblock .= <<"ENDBLOCK";
645: $version
646: ENDBLOCK
647: return $contactblock;
648: }
649:
650: sub forgotpwdisplay {
651: my (%lt) = @_;
652: my $prompt_for_resetpw = 1;
653: if ($prompt_for_resetpw) {
654: return '<br /> <a href="/adm/resetpw">'.$lt{'forgotpw'}.'</a></b><br /><br />';
655: }
656: return;
657: }
658:
659: sub loginhelpdisplay {
660: my (%lt) = @_;
661: my $login_help = 1;
662: if ($login_help) {
663: return ' <a href="/adm/loginproblems.html">'.$lt{'help'}.'</a></b>';
664: }
665: return;
666: }
667:
668: 1;
669: __END__
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>