Annotation of modules/gci/lonlogin.pm, revision 1.4
1.1 gci 1: # The LearningOnline Network
2: # Login Screen
3: #
1.4 ! gci 4: # $Id: lonlogin.pm,v 1.3 2009/09/24 14:42:27 gci Exp $
1.1 gci 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 Apache::File ();
34: use Apache::lonnet;
35: use Apache::loncommon();
36: use Apache::lonauth();
37: use Apache::lonlocal;
38: use Apache::migrateuser();
39: use lib '/home/httpd/lib/perl/';
40: use LONCAPA;
41:
42: sub handler {
43: my $r = shift;
44:
45: &Apache::loncommon::get_unprocessed_cgi
46: (join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'},
47: $ENV{'REDIRECT_QUERY_STRING'}),
48: ['interface','username','domain','firsturl','localpath','localres',
1.2 gci 49: 'token','role','symb']);
1.1 gci 50: if (!defined($env{'form.firsturl'})) {
51: &Apache::lonacc::get_posted_cgi($r,['firsturl']);
52: }
53:
54: # -- check if they are a migrating user
55: if (defined($env{'form.token'})) {
56: return &Apache::migrateuser::handler($r);
57: }
58:
59: &Apache::loncommon::no_cache($r);
60: &Apache::lonlocal::get_language_handle($r);
61: &Apache::loncommon::content_type($r,'text/html');
62: $r->send_http_header;
63: return OK if $r->header_only;
64:
65:
66: # Are we re-routing?
67: if (-e '/home/httpd/html/lon-status/reroute.txt') {
68: &Apache::lonauth::reroute($r);
69: return OK;
70: }
71:
72:
73: # -------------------------------- Prevent users from attempting to login twice
74: my $handle = &Apache::lonnet::check_for_valid_session($r);
75: if ($handle=~/^publicuser\_/) {
76: # For "public user" - remove it, we apparently really want to login
77: unlink($r->dir_config('lonIDsDir')."/$handle.id");
78: } elsif ($handle ne '') {
79: # Indeed, a valid token is found
80: my $start_page =
81: &Apache::loncommon::start_page('Already logged in');
82: my $end_page =
83: &Apache::loncommon::end_page();
1.4 ! gci 84: my $dest = '/adm/roles';
! 85: if ($env{'form.firsturl'} ne '') {
! 86: $dest = $env{'form.firsturl'};
! 87: }
1.1 gci 88: $r->print(
89: $start_page
90: .'<h1>'.&mt('You are already logged in!').'</h1>'
1.2 gci 91: .'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].',
1.4 ! gci 92: '<a href="'.$dest.'">','</a>','<a href="/adm/logout">','</a>').'</p>'
1.1 gci 93: .'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>'
94: .$end_page
95: );
96: return OK;
97: }
98:
99: # ---------------------------------------------------- No valid token, continue
100:
101: # ---------------------------- Not possible to really login to domain "public"
102: if ($env{'form.domain'} eq 'public') {
103: $env{'form.domain'}='';
104: $env{'form.username'}='';
105: }
106: # ----------------------------------------------------------- Process Interface
107: $env{'form.interface'}=~s/\W//g;
108:
109: my $textbrowsers=$r->dir_config('lonTextBrowsers');
110: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
111:
112: foreach (split(/\:/,$textbrowsers)) {
113: if ($httpbrowser=~/$_/i) {
114: $env{'form.interface'}='textual';
115: }
116: }
117:
118: my $fullgraph=($env{'form.interface'} ne 'textual');
119:
120: my $iconpath=
121: &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
122:
123: my $domain = &Apache::lonnet::default_login_domain();
124: if (($env{'form.domain'}) &&
125: (&Apache::lonnet::domain($env{'form.domain'},'description'))) {
126: $domain=$env{'form.domain'};
127: }
1.4 ! gci 128: my $sitename = 'GCI WebCenter';
! 129: my $shortsitename = 'WebCenter';
! 130: my $existing = 'Existing WebCenter user?';
! 131: my $sitedesc = &mt('The Geoscience Concept Inventory (GCI) [_1]WebCenter[_2] is a place to comment on existing concept questions, or submit new ones, and is also a place to build and manage Concept Tests which your students will complete via the [_3]Testing Center[_2].','<a href="http://gci.lite.msu.edu/">','</a>','<a href="http://gcitest.lite.msu.edu/adm/login">');
1.1 gci 132: my $role = $r->dir_config('lonRole');
133: my $loadlim = $r->dir_config('lonLoadLim');
134: my $servadm = $r->dir_config('lonAdmEMail');
135: my $lonhost = $r->dir_config('lonHostID');
136: my $tabdir = $r->dir_config('lonTabDir');
137: my $include = $r->dir_config('lonIncludes');
138: my $expire = $r->dir_config('lonExpire');
139: my $version = $r->dir_config('lonVersion');
140: my $host_name = &Apache::lonnet::hostname($lonhost);
1.4 ! gci 141: if ($domain eq 'gcitest') {
! 142: $sitename = 'GCI Testing Center';
! 143: $shortsitename = 'Testing Center';
! 144: $existing = 'Student with Testing Center account?';
! 145: $sitedesc = &mt('The GCI Testing Center is used by [_1]students[_2] to complete online concept tests created by their instructors using questions available in the Geoscience Concept Inventory.','<i>','</i>');
! 146: }
1.1 gci 147:
148: # --------------------------------------------- Default values for login fields
149:
150: my $authusername=($env{'form.username'}?$env{'form.username'}:'');
151: my $authdomain=($env{'form.domain'}?$env{'form.domain'}:$domain);
152:
153: # ---------------------------------------------------------- Determine own load
154: my $loadavg;
155: {
156: my $loadfile=Apache::File->new('/proc/loadavg');
157: $loadavg=<$loadfile>;
158: }
159: $loadavg =~ s/\s.*//g;
160: my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim);
161: my $userloadpercent=&Apache::lonnet::userload();
162:
163: # ------------------------------------------------------- Do the load balancing
164: my $otherserver= &Apache::lonnet::absolute_url($host_name);
165: my $firsturl=
166: ($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'});
167: # ---------------------------------------------------------- Are we overloaded?
168: if ((($userloadpercent>100.0)||($loadpercent>100.0))) {
169: my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent);
170: if ($unloaded) { $otherserver=$unloaded; }
171: }
172:
173: # ----------------------------------------------------------- Get announcements
174: my $announcements=&Apache::lonnet::getannounce();
175: # -------------------------------------------------------- Set login parameters
176:
177: my @hexstr=('0','1','2','3','4','5','6','7',
178: '8','9','a','b','c','d','e','f');
179: my $lkey='';
180: for (0..7) {
181: $lkey.=$hexstr[rand(15)];
182: }
183:
184: my $ukey='';
185: for (0..7) {
186: $ukey.=$hexstr[rand(15)];
187: }
188:
189: my $lextkey=hex($lkey);
190: if ($lextkey>2147483647) { $lextkey-=4294967296; }
191:
192: my $uextkey=hex($ukey);
193: if ($uextkey>2147483647) { $uextkey-=4294967296; }
194:
195: # -------------------------------------------------------- Store away log token
1.2 gci 196: my $tokenextras;
197: if ($env{'form.role'}) {
198: $tokenextras = '&role='.&escape($env{'form.role'});
199: }
200: if ($env{'form.symb'}) {
201: if (!$tokenextras) {
202: $tokenextras = '&';
203: }
204: $tokenextras .= '&symb='.&escape($env{'form.symb'});
205: }
1.1 gci 206: my $logtoken=Apache::lonnet::reply(
207: 'tmpput:'.$ukey.$lkey.'&'.$firsturl,
208: $lonhost);
209:
210: # ------------------- If we cannot talk to ourselves, we are in serious trouble
211:
212: if ($logtoken eq 'con_lost') {
213: my $spares='';
214: my $last;
215: foreach my $hostid (sort
216: {
217: &Apache::lonnet::hostname($a) cmp
218: &Apache::lonnet::hostname($b);
219: }
220: keys(%Apache::lonnet::spareid)) {
221: next if ($hostid eq $lonhost);
222: my $hostname = &Apache::lonnet::hostname($hostid);
223: next if ($last eq $hostname);
224: $spares.='<br /><font size="+1"><a href="http://'.
225: $hostname.
226: '/adm/login?domain='.$authdomain.'">'.
227: $hostname.'</a>'.
228: ' '.&mt('(preferred)').'</font>'.$/;
229: $last=$hostname;
230: }
231: $spares.= '<br />';
232: my %all_hostnames = &Apache::lonnet::all_hostnames();
233: foreach my $hostid (sort
234: {
235: &Apache::lonnet::hostname($a) cmp
236: &Apache::lonnet::hostname($b);
237: }
238: keys(%all_hostnames)) {
239: next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid});
240: my $hostname = &Apache::lonnet::hostname($hostid);
241: next if ($last eq $hostname);
242: $spares.='<br /><a href="http://'.
243: $hostname.
244: '/adm/login?domain='.$authdomain.'">'.
245: $hostname.'</a>';
246: $last=$hostname;
247: }
248: $r->print(
249: '<html>'
250: .'<head><title>'
251: .&mt('The LearningOnline Network with CAPA')
252: .'</title></head>'
253: .'<body bgcolor="#FFFFFF">'
254: .'<h1>'.&mt('The LearningOnline Network with CAPA').'</h1>'
255: .'<img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />'
1.4 ! gci 256: .'<h3>'.&mt("The $sitename server is temporarily not available for login.").'</h3>'
1.1 gci 257: .'</body>'
258: .'</html>'
259: );
260: return OK;
261: }
262:
263: # ----------------------------------------------- Apparently we are in business
264: $servadm=~s/\,/\<br \/\>/g;
265:
266: # ----------------------------------------------------------- Front page design
267: my $pgbg=
268: ($fullgraph?&Apache::loncommon::designparm('login.pgbg',$domain):'#FFFFFF');
269: my $font=
270: ($fullgraph?&Apache::loncommon::designparm('login.font',$domain):'#000000');
271: my $link=
272: ($fullgraph?&Apache::loncommon::designparm('login.link',$domain):'#0000FF');
273: my $vlink=
274: ($fullgraph?&Apache::loncommon::designparm('login.vlink',$domain):'#0000FF');
275: my $alink=&Apache::loncommon::designparm('login.alink',$domain);
276: my $mainbg=
277: ($fullgraph?&Apache::loncommon::designparm('login.mainbg',$domain):'#FFFFFF');
278: my $sidebg=
279: ($fullgraph?&Apache::loncommon::designparm('login.sidebg',$domain):'#FFFFFF');
280: my $textcol =
281: ($fullgraph?&Apache::loncommon::designparm('login.textcol',$domain):'#000000');
282: my $bgcol =
283: ($fullgraph?&Apache::loncommon::designparm('login.bgcol',$domain):'#FFFFFF');
284: my $logo=&Apache::loncommon::designparm('login.logo',$domain);
285: my $img=&Apache::loncommon::designparm('login.img',$domain);
286: my $domainlogo=&Apache::loncommon::domainlogo($domain);
287: my $login=&Apache::loncommon::designparm('login.login',$domain);
288: if ($login eq '') {
289: $login = $iconpath.'/'.&mt('userauthentication.gif');
290: }
291: my $showbanner = 1;
292: my $showmainlogo = 1;
293: if (defined(&Apache::loncommon::designparm('login.showlogo_img',$domain))) {
294: $showbanner = &Apache::loncommon::designparm('login.showlogo_img',$domain);
295: }
296: if (defined(&Apache::loncommon::designparm('login.showlogo_logo',$domain))) {
297: $showmainlogo = &Apache::loncommon::designparm('login.showlogo_logo',$domain);
298: }
299: my $showadminmail=&Apache::loncommon::designparm('login.adminmail',$domain);
300: my $showcoursecat =
301: &Apache::loncommon::designparm('login.coursecatalog',$domain);
302: my $loginheader =&Apache::loncommon::designparm('login.loginheader',$domain);
303: my $shownewuserlink =
304: &Apache::loncommon::designparm('login.newuser',$domain);
305: my $now=time;
306: my $js = (<<ENDSCRIPT);
307:
1.2 gci 308: <script type="text/javascript" language="JavaScript">
1.4 ! gci 309: // <![CDATA[
! 310:
1.1 gci 311: function send(caller)
312: {
313:
314: if (caller == "newaccount") {
315: this.document.signup.submit();
316: return false;
317: }
318: if (document.client.uname.value == "" || !document.client.uname.value) {
319: alert("You must provide a username ");
320: return false;
321: }
322: if (document.client.upass$now.value == "" || !document.client.upass$now.value) {
323: alert("You must provide a password");
324: return false;
325: }
326:
327: this.document.server.elements.uname.value
328: =this.document.client.elements.uname.value;
329:
330: this.document.server.elements.udom.value
331: =this.document.client.elements.udom.value;
332:
333: this.document.server.elements.imagesuppress.value
334: =this.document.client.elements.imagesuppress.checked;
335:
336: this.document.server.elements.embedsuppress.value
337: =this.document.client.elements.embedsuppress.checked;
338:
339: this.document.server.elements.appletsuppress.value
340: =this.document.client.elements.appletsuppress.checked;
341:
342: this.document.server.elements.fontenhance.value
343: =this.document.client.elements.fontenhance.checked;
344:
345: this.document.server.elements.blackwhite.value
346: =this.document.client.elements.blackwhite.checked;
347:
348: this.document.server.elements.remember.value
349: =this.document.client.elements.remember.checked;
350:
351: uextkey=this.document.client.elements.uextkey.value;
352: lextkey=this.document.client.elements.lextkey.value;
353: initkeys();
354:
355: this.document.server.elements.upass0.value
356: =crypted(this.document.client.elements.upass$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$now.value='';
364:
365: this.document.server.submit();
366: return false;
367: }
1.4 ! gci 368: // ]]>
1.1 gci 369: </script>
1.4 ! gci 370:
1.1 gci 371: ENDSCRIPT
372:
373: # --------------------------------------------------- Print login screen header
374:
375: my %add_entries = (topmargin => "0",
376: leftmargin => "0",
377: marginheight => "0",
378: marginwidth => "0",
379: bgcolor => "$pgbg",
380: text => "$font",
381: link => "$link",
382: vlink => "$vlink",
383: alink => "$alink",
384: onload => "if ( document.client.uname ) { document.client.uname.focus(); }",
385: marginheight => "0",);
386:
1.4 ! gci 387: my $css_url = "/css/$domain/login.css";
! 388: $js .= "\n".'<link type="text/css" rel="stylesheet" href="'.$css_url.'">'."\n";
1.1 gci 389: $r->print(&Apache::loncommon::start_page('GCI WebCenter Login',$js,
390: { 'redirect' => [$expire,'/adm/roles'],
391: 'add_entries' => \%add_entries,
392: 'only_body' => 1,}));
393:
394: # ----------------------------------------------------------------------- Texts
395:
396: my %lt=&Apache::lonlocal::texthash(
397: 'un' => 'Username',
398: 'pw' => 'Password',
399: 'dom' => 'Domain',
400: 'load' => 'Server Load',
401: 'userload' => 'User Load',
402: 'about' => 'About LON-CAPA',
403: 'access' => 'Accessibility Options',
404: 'catalog' => 'Course Catalog',
405: 'log' => 'Log in',
406: 'help' => 'Log-in Help',
407: 'serv' => 'Server',
408: 'servadm' => 'Server Administration',
409: 'helpdesk' => 'Contact Helpdesk',
410: 'forgotpw' => 'Forgot password?',
411: 'newuser' => 'New User?',
412: 'options_headline' => 'Select Accessibility Options',
413: 'sprs_img' => 'Suppress rendering of images',
414: 'sprs_applet' => 'Suppress Java applets',
415: 'sprs_embed' => 'Suppress rendering of embedded multimedia',
416: 'sprs_font' => 'Increase font size',
417: 'sprs_blackwhite' => 'Switch to black and white mode',
418: 'remember' => 'Remember these settings for next login',
419: 'tbli' => 'Text-based Interface Login');
420: # -------------------------------------------------- Change password field name
421: my $forgotpw = &forgotpwdisplay(%lt);
422: my $loginhelp = &loginhelpdisplay(%lt);
423:
424: # ---------------------------------------------------- Serve out DES JavaScript
425: {
426: my $jsh=Apache::File->new($include."/londes.js");
427: $r->print(<$jsh>);
428: }
429: # ---------------------------------------------------------- Serve rest of page
430:
431: my $coursecatalog;
432: if (($showcoursecat eq '') || ($showcoursecat)) {
433: $coursecatalog = &coursecatalog_link($lt{'catalog'},$fullgraph);
434: }
435: my $newuserlink;
436: if ($shownewuserlink) {
437: $newuserlink = &newuser_link($lt{'newuser'});
438: }
439: if ($fullgraph) {
1.4 ! gci 440: $r->print(<<"END_OF_BLOCK1");
1.1 gci 441: <br />
442: <div align="center">
443: <table class="LC_loginbox">
444: <tr>
1.4 ! gci 445: <td align="left" valign="top" width="11">
! 446: <img name="login_r1_c1" src="/images/login/$domain/r1_c1.png" width="11" height="11" border="0" alt="">
1.1 gci 447: </td>
448: <td width="450" valign="top">
449: <table class="LC_loginbox_left">
450: <tr>
1.4 ! gci 451: <td width="411" align="left"><br /><img src="/images/login/$domain/logo_smrnd.png" width="411" height="51" alt="GCI" align="left"></td>
1.1 gci 452: </tr>
453: <tr>
454: <td>
455: <div align="left" style="display:block; margin-top:5px; margin-bottom:5px; margin-left:0px; margin-right:0px; width:440px; height:5px;">
1.4 ! gci 456: <div class="divider">
1.1 gci 457: </div>
458: </div>
459: </td>
460: </tr>
461: </table>
462: <table class="LC_loginbox_left">
463: <tr>
464: <td height="10" colspan="4"> </td>
465: </tr>
466: <tr>
467: <td width="10"> </td>
468: <td valign="top" class="bodyblue" width="430" align="left">
1.4 ! gci 469: <span style="font-size: 18px; line-height: 22px; "><font style="font-size: 18px; line-height: 22px;"><br />New to the $sitename?</font></span><br />
! 470: <font class="bodyblue">$sitedesc<br /><br />The $shortsitename runs on <a href="http://loncapa.org/">LON-CAPA</a> - an open source freeware distributed learning content management and assessment system.</font><br /><br />
! 471: END_OF_BLOCK1
! 472: if ($domain eq 'gci') {
! 473: $r->print(<<"END_OF_BLOCK2");
! 474: <font class="bodyblue"><b>Create a GCI WebCenter ID</b> – use your ID to submit comments or new content, or to create a new test. If you are already a GCI WebCenter user, please log-in.</font><br /><br /><br />
1.1 gci 475: <form name="signup" method="post" action="/adm/createaccount?courseid=gci_9615072b469884921gcil1"><input type="hidden" name="process" value="signup"/>
476: <table class="LC_signup">
477: <tr>
1.4 ! gci 478: <td align="left" valign="top" width="11" height="11"><img src="/images/login/$domain/r2_c4.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 479: <td> </td>
1.4 ! gci 480: <td align="right" valign="top" width="11" height="11"><img src="/images/login/$domain/r2_c6.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 481: </tr>
482: <tr>
483: <td align="center" valign="top" colspan="3">New to GCI WebCenter: <a href="javascript:send('newaccount')" style="color: #ffffff">Click here to sign up</a><br /></td>
484: </tr>
485: <tr>
1.4 ! gci 486: <td align="left" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c4.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 487: <td> </td>
1.4 ! gci 488: <td align="right" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c6.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 489: </tr>
490: </table>
491: </form>
1.4 ! gci 492: END_OF_BLOCK2
! 493: } else {
! 494: $r->print('<font class="bodyblue">'.
! 495: &mt("If you are already a $sitename user, please log-in.").' '.&mt('If not, contact your instructor to request a username and password.').
! 496: '</font><br /><br /><br />');
! 497: }
! 498: $r->print(<<"END_OF_BLOCK3");
1.1 gci 499: </td>
500: </tr>
501: </table>
502: </td>
503: <td width="10"> </td>
504: <td valign="top">
1.4 ! gci 505: <form name="client" method="post" onsubmit="return(send());">
1.1 gci 506: <table class="LC_loginbox_right">
507: <tr>
508: <td colspan="3" height="23" class="LC_loginbox_strip"> </td>
509: </tr>
510: <tr>
1.4 ! gci 511: <td align="left" valign="top" width="11" height="11"><img src="/images/login/$domain/r2_c4.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 512: <td> </td>
1.4 ! gci 513: <td align="right" valign="top" width="11" height="11"><img src="/images/login/$domain/r2_c6.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 514: </tr>
515: <tr>
516: <td width="10"> </td>
517: <td>
518: <table border="0" cellspacing="0" cellpadding="0">
519: <tr>
520: <td align="right" class="bodywhite" height=50><br>
521: <span style="font-size: 15px; line-height: 17px; font-weight: bold;">
1.4 ! gci 522: $existing</span>
1.1 gci 523: <br />Please log-in.<br>
1.4 ! gci 524: <hr class="login"><br /><br />
1.1 gci 525: </td>
526: </tr>
527: <tr>
528: <td>
529: <table border="0" cellpadding="2" cellspacing="0">
530: <tr>
531: <td align="right" class="bodywhite"><label for="uname">$lt{'un'}</label>:</td>
532: <td align="right"><input type="text" name="uname" size="17" value="$authusername" /></td>
533: </tr>
534: <tr>
535: <td align="right" class="bodywhite"><label for="upass$now">$lt{'pw'}</label>:</td>
1.4 ! gci 536: <td align="right"><input name="upass$now" size="17" value="" type="password"><input type="hidden" name="udom" value="$domain" /></td>
1.1 gci 537: </tr>
538: <tr><td> </td></tr>
539: <tr>
540: <td colspan="2" align="right"><input name="signin" type="submit" value="Log-in" class=buttonwhite /></td>
541: </tr>
542: </table>
543: </td>
544: </tr>
545: <tr>
546: <td align="right" valign="top" class="bodywhite">
547: <br />
548: <br /><br />
1.4 ! gci 549: <hr class="login" />
1.1 gci 550: <br />
551: <a href="/adm/resetpw" style="color: #ffffff">Forgot your password?</a><br>
552: <br />
553: </td>
554: </tr>
555: </table>
556: </td>
557: <td width="9"> </td>
558: </tr>
559: <tr>
1.4 ! gci 560: <td align="left" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c4.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 561: <td> </td>
1.4 ! gci 562: <td align="right" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c6.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 563: </tr>
564: <tr>
565: <td colspan="3" height="10" class="LC_loginbox_strip"> </td>
566: </tr>
567: </table>
568: </td>
1.4 ! gci 569: <td align="right" valign="top" width="11"><img src="/images/login/$domain/r1_c7.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 570: </tr>
571: <tr>
572: <td colspan="4">
573: <table border="0" cellspacing="0" cellpadding="0">
574: <tr>
575: <td width="10"> </td>
576: <td><font size="-1">
577: <b>Note</b>:<br>
578: If log-in fails, it may be because your browser is not accepting session cookies, or javascript is disabled. <a href="http://loncapa.msu.edu/student/cookies.html">Learn more</a>.
579: </font>
580: </td>
581: <td width="10"> </td>
582: </tr>
583: </table>
584: </td>
585: </tr>
586: <tr>
1.4 ! gci 587: <td align="left" valign="bottom" width="11"><img src="/images/login/$domain/r9_c1.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 588: <td colspan="3" width="698"> </td>
1.4 ! gci 589: <td align="right" valign="bottom" width="11"><img src="/images/login/$domain/r9_c7.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 590: </tr>
591: </table>
592: </div>
593: <p> </p>
594: <noscript><font size='3'> <b>Please Note:</b>
595: Javascript must be enabled in your web browser in order to use this web site.
596: </font></noscript>
597: <p> </p>
598: <input type="hidden" name="imagesuppress" value="" />
599: <input type="hidden" name="embedsuppress" value="" />
600: <input type="hidden" name="appletsuppress" value="" />
601: <input type="hidden" name="fontenhance" value="" />
602: <input type="hidden" name="blackwhite" value="" />
603: <input type="hidden" name="remember" value="" />
1.4 ! gci 604: END_OF_BLOCK3
1.1 gci 605: } else {
606: $r->print(<<ENDACCESSOPTIONS);
607: <h1>The Learning<i>Online</i> Network with CAPA</h1>
608: <h2>$lt{'tbli'}</h2>$announcements
609: <h3>$lt{'options_headline'}</h3>
1.2 gci 610: <form name="client" action="" onsubmit="return(send())">
1.1 gci 611: <label><input type="checkbox" name="imagesuppress" /> $lt{'sprs_img'}</label><br />
612: <label><input type="checkbox" name="appletsuppress" /> $lt{'sprs_applet'}</label><br />
613: <label><input type="checkbox" name="embedsuppress" /> $lt{'sprs_embed'}</label><br />
614: <label><input type="checkbox" name="fontenhance" /> $lt{'sprs_font'}</label><br />
615: <label><input type="checkbox" name="blackwhite" /> $lt{'sprs_blackwhite'}</label><br />
616: <br />
617: <input type="checkbox" name="remember" /> $lt{'remember'}
618: ENDACCESSOPTIONS
619: }
620: $r->print('
1.2 gci 621: <input type="hidden" name="lextkey" value="'.$lextkey.'" />
622: <input type="hidden" name="uextkey" value="'.$uextkey.'" />
1.1 gci 623: ');
624: unless ($fullgraph) {
625: my $logintitle;
626: if ($loginheader eq 'text') {
627: $logintitle = '<td bgcolor="'.$bgcol.'" colspan="2"> <b><font size="+1" color="'.$textcol.'">'.$lt{'log'}.'</font></b></td>';
628: } else {
629: $logintitle = '<td bgcolor="'.$sidebg.'" colspan="2"><img src="'.$login.'" alt="'.
630: &mt('User Authentication').'" /></td>';
631: }
632: my $noscript_warning='<td colspan="2" bgcolor="'.$mainbg.'">'
633: .'<noscript><div class="LC_warning"><font size="-1">'
634: .&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.')
635: .'</font></div></noscript></td>';
636: $r->print(<<ENDTEXTUAL);
637: <hr />
1.4 ! gci 638: <table border="0" cellspacing="0" cellpadding="0">
1.1 gci 639: <tr>$logintitle</tr>
640: <tr>$noscript_warning</tr>
641: <tr>
642: <td bgcolor="$mainbg"><br /><font size=-1><b> <label for="uname">$lt{'un'}</label>:</b></font></td>
643: <td bgcolor="$mainbg"><br /><input type="text" name="uname" size="10" value="$authusername" /></td>
644: </tr>
645: <tr>
646: <td bgcolor="$mainbg"><font size=-1><b> <label for="upass$now">$lt{'pw'}</label>:</b></font></td>
647: <td bgcolor="$mainbg"><input type="password" name="upass$now" size="10" /></td>
648: </tr>
649: <tr>
650: <td bgcolor="$mainbg"> </td>
651: <td bgcolor="$mainbg" valign="bottom" align="center">
652: <br />
653: <input type="submit" value="$lt{'log'}" />
1.4 ! gci 654: <input type="hidden" name="udom" value="$domain" />
1.1 gci 655: </td>
656: </tr>
657: <tr>
658: <td bgcolor="$mainbg" valign="bottom" align="left" colspan="2">
659: $loginhelp
660: $forgotpw
661: $newuserlink
662: $coursecatalog
663: <br />
664: </td>
665: </tr>
666: </table>
667: ENDTEXTUAL
668: }
669: $r->print(<<"ENDLOGIN");
670: </form>
671: <form name="server" action="$otherserver/adm/authenticate" method="post" target="_top">
672: <input type="hidden" name="logtoken" value="$logtoken" />
673: <input type="hidden" name="serverid" value="$lonhost" />
674: <input type="hidden" name="interface" value="$env{'form.interface'}" />
675: <input type="hidden" name="uname" value="" />
676: <input type="hidden" name="upass0" value="" />
677: <input type="hidden" name="upass1" value="" />
678: <input type="hidden" name="upass2" value="" />
679: <input type="hidden" name="udom" value="" />
680: <input type="hidden" name="imagesuppress" value="" />
681: <input type="hidden" name="appletsuppress" value="" />
682: <input type="hidden" name="embedsuppress" value="" />
683: <input type="hidden" name="fontenhance" value="" />
684: <input type="hidden" name="blackwhite" value="" />
685: <input type="hidden" name="remember" value="" />
686: <input type="hidden" name="localpath" value="$env{'form.localpath'}" />
687: <input type="hidden" name="localres" value="$env{'form.localres'}" />
688: </form>
689: ENDLOGIN
690: if ($fullgraph) {
691: my $helpdeskscript;
692: my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail,
693: $version,$authdomain,\$helpdeskscript);
694: }
695: my %endargs = ( 'noredirectlink' => 1, );
696: $r->print(&Apache::loncommon::end_page(\%endargs));
697: return OK;
698: }
699:
700: sub contactdisplay {
701: my ($lt,$servadm,$showadminmail,$version,$authdomain,$helpdeskscript) = @_;
702: my $contactblock;
703: my $showhelpdesk = 0;
704: my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
705: if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) {
706: $showhelpdesk = 1;
707: }
708: if ($servadm && $showadminmail) {
709: $contactblock .= '<b> '.$$lt{'servadm'}.':</b><br />'.
710: '<tt> '.$servadm.'</tt><br /> <br />';
711: }
712: if ($showhelpdesk) {
713: $contactblock .= '<b> <a href="javascript:helpdesk()"><font size="+1">'.$lt->{'helpdesk'}.'</font></a></b><br />';
714: my $thisurl = &escape('/adm/login');
715: $$helpdeskscript = <<"ENDSCRIPT";
716: <script type="text/javascript">
1.2 gci 717: // <![CDATA[
1.1 gci 718: function helpdesk() {
719: var codedom = document.client.udom.value;
720: if (codedom == '') {
721: codedom = "$authdomain";
722: }
723: var querystr = "origurl=$thisurl&codedom="+codedom;
724: document.location.href = "/adm/helpdesk?"+querystr;
725: return;
726: }
1.2 gci 727: // ]]>
1.1 gci 728: </script>
729: ENDSCRIPT
730: }
731: $contactblock .= <<"ENDBLOCK";
732: $version
733: ENDBLOCK
734: return $contactblock;
735: }
736:
737: sub forgotpwdisplay {
738: my (%lt) = @_;
739: my $prompt_for_resetpw = 1;
740: if ($prompt_for_resetpw) {
741: return '<br /> <a href="/adm/resetpw"><b>'.$lt{'forgotpw'}.'</b></a><br />';
742: }
743: return;
744: }
745:
746: sub loginhelpdisplay {
747: my (%lt) = @_;
748: my $login_help = 1;
749: if ($login_help) {
750: return ' <a href="/adm/loginproblems.html"><b>'.$lt{'help'}.'</b></a>';
751: }
752: return;
753: }
754:
755: sub coursecatalog_link {
756: my ($linkname,$fullgraph) = @_;
757: my $link = '/adm/coursecatalog';
758: if (!$fullgraph) {
759: $link.= '?interface=textual';
760: }
761: return ' <a href="/adm/coursecatalog"><b>'.$linkname.'</b></a><br />';
762: END
763: }
764:
765: sub newuser_link {
766: my ($linkname) = @_;
767: return ' <a href="/adm/createaccount"><b>'.$linkname.'</b></a><br />';
768: }
769:
770: 1;
771: __END__
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