Annotation of modules/gci/lonlogin.pm, revision 1.10
1.1 gci 1: # The LearningOnline Network
2: # Login Screen
3: #
1.10 ! gci 4: # $Id: lonlogin.pm,v 1.9 2010/01/11 02:31:32 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;
1.9 gci 41: use HTML::Entities();
1.1 gci 42:
43: sub handler {
44: my $r = shift;
45:
46: &Apache::loncommon::get_unprocessed_cgi
47: (join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'},
48: $ENV{'REDIRECT_QUERY_STRING'}),
49: ['interface','username','domain','firsturl','localpath','localres',
1.2 gci 50: 'token','role','symb']);
1.1 gci 51: if (!defined($env{'form.firsturl'})) {
52: &Apache::lonacc::get_posted_cgi($r,['firsturl']);
53: }
54:
55: # -- check if they are a migrating user
56: if (defined($env{'form.token'})) {
57: return &Apache::migrateuser::handler($r);
58: }
59:
60: &Apache::loncommon::no_cache($r);
61: &Apache::lonlocal::get_language_handle($r);
62: &Apache::loncommon::content_type($r,'text/html');
63: $r->send_http_header;
64: return OK if $r->header_only;
65:
66:
67: # Are we re-routing?
68: if (-e '/home/httpd/html/lon-status/reroute.txt') {
69: &Apache::lonauth::reroute($r);
70: return OK;
71: }
72:
73:
74: # -------------------------------- Prevent users from attempting to login twice
75: my $handle = &Apache::lonnet::check_for_valid_session($r);
76: if ($handle=~/^publicuser\_/) {
77: # For "public user" - remove it, we apparently really want to login
78: unlink($r->dir_config('lonIDsDir')."/$handle.id");
79: } elsif ($handle ne '') {
80: # Indeed, a valid token is found
81: my $start_page =
82: &Apache::loncommon::start_page('Already logged in');
83: my $end_page =
84: &Apache::loncommon::end_page();
1.4 gci 85: my $dest = '/adm/roles';
1.9 gci 86: if ($env{'form.role'}) {
87: $dest .= '?selectrole=1&'.$env{'form.role'}.'=1';
88: }
89: if ($env{'form.symb'}) {
90: $dest .= ($dest =~ /\?/) ? '&' : '?';
91: $dest .= 'destinationurl='.&HTML::Entities::encode($env{'form.symb'},'"&<>');
92: }
1.4 gci 93: if ($env{'form.firsturl'} ne '') {
94: $dest = $env{'form.firsturl'};
95: }
1.1 gci 96: $r->print(
97: $start_page
98: .'<h1>'.&mt('You are already logged in!').'</h1>'
1.2 gci 99: .'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].',
1.4 gci 100: '<a href="'.$dest.'">','</a>','<a href="/adm/logout">','</a>').'</p>'
1.1 gci 101: .'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>'
102: .$end_page
103: );
104: return OK;
105: }
106:
107: # ---------------------------------------------------- No valid token, continue
108:
109: # ---------------------------- Not possible to really login to domain "public"
110: if ($env{'form.domain'} eq 'public') {
111: $env{'form.domain'}='';
112: $env{'form.username'}='';
113: }
114: # ----------------------------------------------------------- Process Interface
115: $env{'form.interface'}=~s/\W//g;
116:
117: my $textbrowsers=$r->dir_config('lonTextBrowsers');
118: my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
119:
120: foreach (split(/\:/,$textbrowsers)) {
121: if ($httpbrowser=~/$_/i) {
122: $env{'form.interface'}='textual';
123: }
124: }
125:
126: my $fullgraph=($env{'form.interface'} ne 'textual');
127:
128: my $iconpath=
129: &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
130:
131: my $domain = &Apache::lonnet::default_login_domain();
132: if (($env{'form.domain'}) &&
133: (&Apache::lonnet::domain($env{'form.domain'},'description'))) {
134: $domain=$env{'form.domain'};
135: }
1.10 ! gci 136: my %longname = (
! 137: GCI => 'Geoscience Concept Inventory',
! 138: SLCI => 'Science Literacy Concept Inventory',
! 139: );
! 140: my %allnums = &Apache::loncommon::get_faculty_cnums();
! 141: my ($inventory,$uc_inventory,$testdom);
! 142: if ($domain =~ /^(\w+ci)test$/) {
! 143: $inventory = $1;
! 144: $testdom = $domain;
! 145: } else {
! 146: $inventory = $domain;
! 147: $testdom = $domain.'test';
! 148: }
! 149: $uc_inventory = uc($inventory);
! 150: my $sitename; = $uc_inventory.' WebCenter';
1.4 gci 151: my $shortsitename = 'WebCenter';
152: my $existing = 'Existing WebCenter user?';
1.10 ! gci 153: my $sitedesc = &mt('The [_1]WebCenter[_2] is a place to comment on existing concept questions, or submit new ones, and is also a place to build and manage Concept Tests which your students will complete via the [_3]Testing Center[_2].',$longname{$inventory}.' ('.$uc_inventory.') <a href="http://'.$inventory.'.lite.msu.edu/">','</a>','<a href="http://'.$testdom.'.lite.msu.edu/adm/login">');
1.1 gci 154: my $role = $r->dir_config('lonRole');
155: my $loadlim = $r->dir_config('lonLoadLim');
156: my $servadm = $r->dir_config('lonAdmEMail');
157: my $lonhost = $r->dir_config('lonHostID');
158: my $tabdir = $r->dir_config('lonTabDir');
159: my $include = $r->dir_config('lonIncludes');
160: my $expire = $r->dir_config('lonExpire');
161: my $version = $r->dir_config('lonVersion');
162: my $host_name = &Apache::lonnet::hostname($lonhost);
1.10 ! gci 163: if ($domain =~ /^(\w+ci)test$/) {
! 164: $lonhost = $domain.'l1';
! 165: $host_name = $domain.'.lite.msu.edu';
! 166: $sitename = $inventory.' Testing Center';
1.4 gci 167: $shortsitename = 'Testing Center';
168: $existing = 'Student with Testing Center account?';
1.10 ! gci 169: $sitedesc = &mt('The [_1] Testing Center is used by [_2]students[_3] to complete online concept tests created by their instructors using questions available in the [_4].',$inventory,'<i>','</i>',$longname{$inventory});
1.4 gci 170: }
1.1 gci 171:
172: # --------------------------------------------- Default values for login fields
173:
174: my $authusername=($env{'form.username'}?$env{'form.username'}:'');
175: my $authdomain=($env{'form.domain'}?$env{'form.domain'}:$domain);
176:
177: # ---------------------------------------------------------- Determine own load
178: my $loadavg;
179: {
180: my $loadfile=Apache::File->new('/proc/loadavg');
181: $loadavg=<$loadfile>;
182: }
183: $loadavg =~ s/\s.*//g;
184: my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim);
185: my $userloadpercent=&Apache::lonnet::userload();
186:
187: # ------------------------------------------------------- Do the load balancing
188: my $otherserver= &Apache::lonnet::absolute_url($host_name);
189: my $firsturl=
190: ($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'});
191: # ---------------------------------------------------------- Are we overloaded?
192: if ((($userloadpercent>100.0)||($loadpercent>100.0))) {
193: my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent);
194: if ($unloaded) { $otherserver=$unloaded; }
195: }
196:
197: # ----------------------------------------------------------- Get announcements
198: my $announcements=&Apache::lonnet::getannounce();
199: # -------------------------------------------------------- Set login parameters
200:
201: my @hexstr=('0','1','2','3','4','5','6','7',
202: '8','9','a','b','c','d','e','f');
203: my $lkey='';
204: for (0..7) {
205: $lkey.=$hexstr[rand(15)];
206: }
207:
208: my $ukey='';
209: for (0..7) {
210: $ukey.=$hexstr[rand(15)];
211: }
212:
213: my $lextkey=hex($lkey);
214: if ($lextkey>2147483647) { $lextkey-=4294967296; }
215:
216: my $uextkey=hex($ukey);
217: if ($uextkey>2147483647) { $uextkey-=4294967296; }
218:
219: # -------------------------------------------------------- Store away log token
1.2 gci 220: my $tokenextras;
221: if ($env{'form.role'}) {
222: $tokenextras = '&role='.&escape($env{'form.role'});
223: }
1.10 ! gci 224: if ($domain !~ /^\w+citest$/) {
1.9 gci 225: unless ($env{'form.symb'} eq '/adm/statistics') {
1.10 ! gci 226: $env{'form.symb'} = '/adm/ci_info';
1.9 gci 227: }
1.6 gci 228: }
1.2 gci 229: if ($env{'form.symb'}) {
230: if (!$tokenextras) {
231: $tokenextras = '&';
232: }
233: $tokenextras .= '&symb='.&escape($env{'form.symb'});
234: }
1.1 gci 235: my $logtoken=Apache::lonnet::reply(
1.6 gci 236: 'tmpput:'.$ukey.$lkey.'&'.$firsturl.$tokenextras,
1.1 gci 237: $lonhost);
238:
239: # ------------------- If we cannot talk to ourselves, we are in serious trouble
240:
241: if ($logtoken eq 'con_lost') {
242: my $spares='';
243: my $last;
244: foreach my $hostid (sort
245: {
246: &Apache::lonnet::hostname($a) cmp
247: &Apache::lonnet::hostname($b);
248: }
249: keys(%Apache::lonnet::spareid)) {
250: next if ($hostid eq $lonhost);
251: my $hostname = &Apache::lonnet::hostname($hostid);
252: next if ($last eq $hostname);
253: $spares.='<br /><font size="+1"><a href="http://'.
254: $hostname.
255: '/adm/login?domain='.$authdomain.'">'.
256: $hostname.'</a>'.
257: ' '.&mt('(preferred)').'</font>'.$/;
258: $last=$hostname;
259: }
260: $spares.= '<br />';
261: my %all_hostnames = &Apache::lonnet::all_hostnames();
262: foreach my $hostid (sort
263: {
264: &Apache::lonnet::hostname($a) cmp
265: &Apache::lonnet::hostname($b);
266: }
267: keys(%all_hostnames)) {
268: next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid});
269: my $hostname = &Apache::lonnet::hostname($hostid);
270: next if ($last eq $hostname);
271: $spares.='<br /><a href="http://'.
272: $hostname.
273: '/adm/login?domain='.$authdomain.'">'.
274: $hostname.'</a>';
275: $last=$hostname;
276: }
277: $r->print(
278: '<html>'
279: .'<head><title>'
280: .&mt('The LearningOnline Network with CAPA')
281: .'</title></head>'
282: .'<body bgcolor="#FFFFFF">'
283: .'<h1>'.&mt('The LearningOnline Network with CAPA').'</h1>'
284: .'<img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />'
1.4 gci 285: .'<h3>'.&mt("The $sitename server is temporarily not available for login.").'</h3>'
1.1 gci 286: .'</body>'
287: .'</html>'
288: );
289: return OK;
290: }
291:
292: # ----------------------------------------------- Apparently we are in business
293: $servadm=~s/\,/\<br \/\>/g;
294:
295: # ----------------------------------------------------------- Front page design
296: my $pgbg=
297: ($fullgraph?&Apache::loncommon::designparm('login.pgbg',$domain):'#FFFFFF');
298: my $font=
299: ($fullgraph?&Apache::loncommon::designparm('login.font',$domain):'#000000');
300: my $link=
301: ($fullgraph?&Apache::loncommon::designparm('login.link',$domain):'#0000FF');
302: my $vlink=
303: ($fullgraph?&Apache::loncommon::designparm('login.vlink',$domain):'#0000FF');
304: my $alink=&Apache::loncommon::designparm('login.alink',$domain);
305: my $mainbg=
306: ($fullgraph?&Apache::loncommon::designparm('login.mainbg',$domain):'#FFFFFF');
307: my $sidebg=
308: ($fullgraph?&Apache::loncommon::designparm('login.sidebg',$domain):'#FFFFFF');
309: my $textcol =
310: ($fullgraph?&Apache::loncommon::designparm('login.textcol',$domain):'#000000');
311: my $bgcol =
312: ($fullgraph?&Apache::loncommon::designparm('login.bgcol',$domain):'#FFFFFF');
313: my $logo=&Apache::loncommon::designparm('login.logo',$domain);
314: my $img=&Apache::loncommon::designparm('login.img',$domain);
315: my $domainlogo=&Apache::loncommon::domainlogo($domain);
316: my $login=&Apache::loncommon::designparm('login.login',$domain);
317: if ($login eq '') {
318: $login = $iconpath.'/'.&mt('userauthentication.gif');
319: }
320: my $showbanner = 1;
321: my $showmainlogo = 1;
322: if (defined(&Apache::loncommon::designparm('login.showlogo_img',$domain))) {
323: $showbanner = &Apache::loncommon::designparm('login.showlogo_img',$domain);
324: }
325: if (defined(&Apache::loncommon::designparm('login.showlogo_logo',$domain))) {
326: $showmainlogo = &Apache::loncommon::designparm('login.showlogo_logo',$domain);
327: }
328: my $showadminmail=&Apache::loncommon::designparm('login.adminmail',$domain);
329: my $showcoursecat =
330: &Apache::loncommon::designparm('login.coursecatalog',$domain);
331: my $loginheader =&Apache::loncommon::designparm('login.loginheader',$domain);
332: my $shownewuserlink =
333: &Apache::loncommon::designparm('login.newuser',$domain);
334: my $now=time;
335: my $js = (<<ENDSCRIPT);
336:
1.2 gci 337: <script type="text/javascript" language="JavaScript">
1.4 gci 338: // <![CDATA[
339:
1.1 gci 340: function send(caller)
341: {
342:
343: if (caller == "newaccount") {
344: this.document.signup.submit();
345: return false;
346: }
347: if (document.client.uname.value == "" || !document.client.uname.value) {
348: alert("You must provide a username ");
349: return false;
350: }
351: if (document.client.upass$now.value == "" || !document.client.upass$now.value) {
352: alert("You must provide a password");
353: return false;
354: }
355:
356: this.document.server.elements.uname.value
357: =this.document.client.elements.uname.value;
358:
359: this.document.server.elements.udom.value
360: =this.document.client.elements.udom.value;
361:
362: this.document.server.elements.imagesuppress.value
363: =this.document.client.elements.imagesuppress.checked;
364:
365: this.document.server.elements.embedsuppress.value
366: =this.document.client.elements.embedsuppress.checked;
367:
368: this.document.server.elements.appletsuppress.value
369: =this.document.client.elements.appletsuppress.checked;
370:
371: this.document.server.elements.fontenhance.value
372: =this.document.client.elements.fontenhance.checked;
373:
374: this.document.server.elements.blackwhite.value
375: =this.document.client.elements.blackwhite.checked;
376:
377: this.document.server.elements.remember.value
378: =this.document.client.elements.remember.checked;
379:
380: uextkey=this.document.client.elements.uextkey.value;
381: lextkey=this.document.client.elements.lextkey.value;
382: initkeys();
383:
384: this.document.server.elements.upass0.value
385: =crypted(this.document.client.elements.upass$now.value.substr(0,15));
386: this.document.server.elements.upass1.value
387: =crypted(this.document.client.elements.upass$now.value.substr(15,15));
388: this.document.server.elements.upass2.value
389: =crypted(this.document.client.elements.upass$now.value.substr(30,15));
390:
391: this.document.client.elements.uname.value='';
392: this.document.client.elements.upass$now.value='';
393:
394: this.document.server.submit();
395: return false;
396: }
1.4 gci 397: // ]]>
1.1 gci 398: </script>
1.4 gci 399:
1.1 gci 400: ENDSCRIPT
401:
402: # --------------------------------------------------- Print login screen header
403:
404: my %add_entries = (topmargin => "0",
405: leftmargin => "0",
406: marginheight => "0",
407: marginwidth => "0",
408: bgcolor => "$pgbg",
409: text => "$font",
410: link => "$link",
411: vlink => "$vlink",
412: alink => "$alink",
413: onload => "if ( document.client.uname ) { document.client.uname.focus(); }",
414: marginheight => "0",);
415:
1.4 gci 416: my $css_url = "/css/$domain/login.css";
417: $js .= "\n".'<link type="text/css" rel="stylesheet" href="'.$css_url.'">'."\n";
1.10 ! gci 418: $r->print(&Apache::loncommon::start_page($uc_inventory.' WebCenter Login',$js,
1.1 gci 419: { 'redirect' => [$expire,'/adm/roles'],
420: 'add_entries' => \%add_entries,
421: 'only_body' => 1,}));
422:
423: # ----------------------------------------------------------------------- Texts
424:
425: my %lt=&Apache::lonlocal::texthash(
426: 'un' => 'Username',
427: 'pw' => 'Password',
428: 'dom' => 'Domain',
429: 'load' => 'Server Load',
430: 'userload' => 'User Load',
431: 'about' => 'About LON-CAPA',
432: 'access' => 'Accessibility Options',
433: 'catalog' => 'Course Catalog',
434: 'log' => 'Log in',
435: 'help' => 'Log-in Help',
436: 'serv' => 'Server',
437: 'servadm' => 'Server Administration',
438: 'helpdesk' => 'Contact Helpdesk',
439: 'forgotpw' => 'Forgot password?',
440: 'newuser' => 'New User?',
441: 'options_headline' => 'Select Accessibility Options',
442: 'sprs_img' => 'Suppress rendering of images',
443: 'sprs_applet' => 'Suppress Java applets',
444: 'sprs_embed' => 'Suppress rendering of embedded multimedia',
445: 'sprs_font' => 'Increase font size',
446: 'sprs_blackwhite' => 'Switch to black and white mode',
447: 'remember' => 'Remember these settings for next login',
448: 'tbli' => 'Text-based Interface Login');
449: # -------------------------------------------------- Change password field name
450: my $forgotpw = &forgotpwdisplay(%lt);
451: my $loginhelp = &loginhelpdisplay(%lt);
452:
453: # ---------------------------------------------------- Serve out DES JavaScript
454: {
455: my $jsh=Apache::File->new($include."/londes.js");
456: $r->print(<$jsh>);
457: }
458: # ---------------------------------------------------------- Serve rest of page
459:
460: my $coursecatalog;
461: if (($showcoursecat eq '') || ($showcoursecat)) {
462: $coursecatalog = &coursecatalog_link($lt{'catalog'},$fullgraph);
463: }
464: my $newuserlink;
465: if ($shownewuserlink) {
466: $newuserlink = &newuser_link($lt{'newuser'});
467: }
468: if ($fullgraph) {
1.4 gci 469: $r->print(<<"END_OF_BLOCK1");
1.1 gci 470: <br />
471: <div align="center">
472: <table class="LC_loginbox">
473: <tr>
1.4 gci 474: <td align="left" valign="top" width="11">
475: <img name="login_r1_c1" src="/images/login/$domain/r1_c1.png" width="11" height="11" border="0" alt="">
1.1 gci 476: </td>
477: <td width="450" valign="top">
478: <table class="LC_loginbox_left">
479: <tr>
1.10 ! gci 480: <td width="411" align="left"><br /><img src="/images/login/$domain/logo_smrnd.png" width="411" height="51" alt="$uc_inventory" align="left"></td>
1.1 gci 481: </tr>
482: <tr>
483: <td>
484: <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 485: <div class="divider">
1.1 gci 486: </div>
487: </div>
488: </td>
489: </tr>
490: </table>
491: <table class="LC_loginbox_left">
492: <tr>
493: <td height="10" colspan="4"> </td>
494: </tr>
495: <tr>
496: <td width="10"> </td>
497: <td valign="top" class="bodyblue" width="430" align="left">
1.4 gci 498: <span style="font-size: 18px; line-height: 22px; "><font style="font-size: 18px; line-height: 22px;"><br />New to the $sitename?</font></span><br />
499: <font class="bodyblue">$sitedesc<br /><br />The $shortsitename runs on <a href="http://loncapa.org/">LON-CAPA</a> - an open source freeware distributed learning content management and assessment system.</font><br /><br />
500: END_OF_BLOCK1
1.10 ! gci 501: if ($domain !~ /^\w+citest$/) {
! 502: my $review;
! 503: if (ref($allnums{$domain}) eq 'HASH') {
! 504: $review = $domain.'_'.$allnums{$domain}{'review'};
! 505: }
1.4 gci 506: $r->print(<<"END_OF_BLOCK2");
1.10 ! gci 507: <font class="bodyblue"><b>Create a $uc_inventory WebCenter ID</b> – use your ID to submit comments or new content, or to create a new test. If you are already a $uc_inventory WebCenter user, please log-in.</font><br /><br /><br />
! 508: <form name="signup" method="post" action="/adm/createaccount?courseid=$review"><input type="hidden" name="process" value="signup"/>
1.1 gci 509: <table class="LC_signup">
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>
1.7 gci 516: <td> </td>
1.10 ! gci 517: <td align="center" valign="middle"><span style="white-space: nowrap;">New to $uc_inventory WebCenter: <a href="javascript:send('newaccount')" style="color: #ffffff">Click here to sign up</a></span></td>
1.7 gci 518: <td> </td>
1.1 gci 519: </tr>
520: <tr>
1.4 gci 521: <td align="left" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c4.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 522: <td> </td>
1.4 gci 523: <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 524: </tr>
525: </table>
526: </form>
1.4 gci 527: END_OF_BLOCK2
528: } else {
529: $r->print('<font class="bodyblue">'.
530: &mt("If you are already a $sitename user, please log-in.").' '.&mt('If not, contact your instructor to request a username and password.').
531: '</font><br /><br /><br />');
532: }
533: $r->print(<<"END_OF_BLOCK3");
1.1 gci 534: </td>
535: </tr>
536: </table>
537: </td>
538: <td width="10"> </td>
539: <td valign="top">
1.4 gci 540: <form name="client" method="post" onsubmit="return(send());">
1.1 gci 541: <table class="LC_loginbox_right">
542: <tr>
543: <td colspan="3" height="23" class="LC_loginbox_strip"> </td>
544: </tr>
545: <tr>
1.4 gci 546: <td align="left" valign="top" width="11" height="11"><img src="/images/login/$domain/r2_c4.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 547: <td> </td>
1.4 gci 548: <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 549: </tr>
550: <tr>
551: <td width="10"> </td>
552: <td>
553: <table border="0" cellspacing="0" cellpadding="0">
554: <tr>
555: <td align="right" class="bodywhite" height=50><br>
556: <span style="font-size: 15px; line-height: 17px; font-weight: bold;">
1.4 gci 557: $existing</span>
1.1 gci 558: <br />Please log-in.<br>
1.4 gci 559: <hr class="login"><br /><br />
1.1 gci 560: </td>
561: </tr>
562: <tr>
563: <td>
564: <table border="0" cellpadding="2" cellspacing="0">
565: <tr>
566: <td align="right" class="bodywhite"><label for="uname">$lt{'un'}</label>:</td>
567: <td align="right"><input type="text" name="uname" size="17" value="$authusername" /></td>
568: </tr>
569: <tr>
570: <td align="right" class="bodywhite"><label for="upass$now">$lt{'pw'}</label>:</td>
1.4 gci 571: <td align="right"><input name="upass$now" size="17" value="" type="password"><input type="hidden" name="udom" value="$domain" /></td>
1.1 gci 572: </tr>
573: <tr><td> </td></tr>
574: <tr>
575: <td colspan="2" align="right"><input name="signin" type="submit" value="Log-in" class=buttonwhite /></td>
576: </tr>
577: </table>
578: </td>
579: </tr>
580: <tr>
581: <td align="right" valign="top" class="bodywhite">
582: <br />
583: <br /><br />
1.4 gci 584: <hr class="login" />
1.1 gci 585: <br />
586: <a href="/adm/resetpw" style="color: #ffffff">Forgot your password?</a><br>
587: <br />
588: </td>
589: </tr>
590: </table>
591: </td>
592: <td width="9"> </td>
593: </tr>
594: <tr>
1.4 gci 595: <td align="left" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c4.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 596: <td> </td>
1.4 gci 597: <td align="right" valign="bottom" width="11" height="11"><img src="/images/login/$domain/r8_c6.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 598: </tr>
599: <tr>
600: <td colspan="3" height="10" class="LC_loginbox_strip"> </td>
601: </tr>
602: </table>
603: </td>
1.4 gci 604: <td align="right" valign="top" width="11"><img src="/images/login/$domain/r1_c7.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 605: </tr>
606: <tr>
607: <td colspan="4">
1.7 gci 608: <div align="left">
1.1 gci 609: <table border="0" cellspacing="0" cellpadding="0">
610: <tr>
611: <td width="10"> </td>
612: <td><font size="-1">
1.7 gci 613: <b>Note</b>:<br />
1.1 gci 614: 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>.
615: </font>
616: </td>
617: <td width="10"> </td>
618: </tr>
619: </table>
1.7 gci 620: </div>
1.1 gci 621: </td>
622: </tr>
623: <tr>
1.4 gci 624: <td align="left" valign="bottom" width="11"><img src="/images/login/$domain/r9_c1.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 625: <td colspan="3" width="698"> </td>
1.4 gci 626: <td align="right" valign="bottom" width="11"><img src="/images/login/$domain/r9_c7.png" width="11" height="11" border="0" alt=""></td>
1.1 gci 627: </tr>
628: </table>
629: </div>
630: <p> </p>
631: <noscript><font size='3'> <b>Please Note:</b>
632: Javascript must be enabled in your web browser in order to use this web site.
633: </font></noscript>
634: <p> </p>
635: <input type="hidden" name="imagesuppress" value="" />
636: <input type="hidden" name="embedsuppress" value="" />
637: <input type="hidden" name="appletsuppress" value="" />
638: <input type="hidden" name="fontenhance" value="" />
639: <input type="hidden" name="blackwhite" value="" />
640: <input type="hidden" name="remember" value="" />
1.4 gci 641: END_OF_BLOCK3
1.1 gci 642: } else {
643: $r->print(<<ENDACCESSOPTIONS);
644: <h1>The Learning<i>Online</i> Network with CAPA</h1>
645: <h2>$lt{'tbli'}</h2>$announcements
646: <h3>$lt{'options_headline'}</h3>
1.2 gci 647: <form name="client" action="" onsubmit="return(send())">
1.1 gci 648: <label><input type="checkbox" name="imagesuppress" /> $lt{'sprs_img'}</label><br />
649: <label><input type="checkbox" name="appletsuppress" /> $lt{'sprs_applet'}</label><br />
650: <label><input type="checkbox" name="embedsuppress" /> $lt{'sprs_embed'}</label><br />
651: <label><input type="checkbox" name="fontenhance" /> $lt{'sprs_font'}</label><br />
652: <label><input type="checkbox" name="blackwhite" /> $lt{'sprs_blackwhite'}</label><br />
653: <br />
654: <input type="checkbox" name="remember" /> $lt{'remember'}
655: ENDACCESSOPTIONS
656: }
657: $r->print('
1.2 gci 658: <input type="hidden" name="lextkey" value="'.$lextkey.'" />
659: <input type="hidden" name="uextkey" value="'.$uextkey.'" />
1.1 gci 660: ');
661: unless ($fullgraph) {
662: my $logintitle;
663: if ($loginheader eq 'text') {
664: $logintitle = '<td bgcolor="'.$bgcol.'" colspan="2"> <b><font size="+1" color="'.$textcol.'">'.$lt{'log'}.'</font></b></td>';
665: } else {
666: $logintitle = '<td bgcolor="'.$sidebg.'" colspan="2"><img src="'.$login.'" alt="'.
667: &mt('User Authentication').'" /></td>';
668: }
669: my $noscript_warning='<td colspan="2" bgcolor="'.$mainbg.'">'
670: .'<noscript><div class="LC_warning"><font size="-1">'
671: .&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.')
672: .'</font></div></noscript></td>';
673: $r->print(<<ENDTEXTUAL);
674: <hr />
1.4 gci 675: <table border="0" cellspacing="0" cellpadding="0">
1.1 gci 676: <tr>$logintitle</tr>
677: <tr>$noscript_warning</tr>
678: <tr>
679: <td bgcolor="$mainbg"><br /><font size=-1><b> <label for="uname">$lt{'un'}</label>:</b></font></td>
680: <td bgcolor="$mainbg"><br /><input type="text" name="uname" size="10" value="$authusername" /></td>
681: </tr>
682: <tr>
683: <td bgcolor="$mainbg"><font size=-1><b> <label for="upass$now">$lt{'pw'}</label>:</b></font></td>
684: <td bgcolor="$mainbg"><input type="password" name="upass$now" size="10" /></td>
685: </tr>
686: <tr>
687: <td bgcolor="$mainbg"> </td>
688: <td bgcolor="$mainbg" valign="bottom" align="center">
689: <br />
690: <input type="submit" value="$lt{'log'}" />
1.4 gci 691: <input type="hidden" name="udom" value="$domain" />
1.1 gci 692: </td>
693: </tr>
694: <tr>
695: <td bgcolor="$mainbg" valign="bottom" align="left" colspan="2">
696: $loginhelp
697: $forgotpw
698: $newuserlink
699: $coursecatalog
700: <br />
701: </td>
702: </tr>
703: </table>
704: ENDTEXTUAL
705: }
706: $r->print(<<"ENDLOGIN");
707: </form>
708: <form name="server" action="$otherserver/adm/authenticate" method="post" target="_top">
709: <input type="hidden" name="logtoken" value="$logtoken" />
710: <input type="hidden" name="serverid" value="$lonhost" />
711: <input type="hidden" name="interface" value="$env{'form.interface'}" />
712: <input type="hidden" name="uname" value="" />
713: <input type="hidden" name="upass0" value="" />
714: <input type="hidden" name="upass1" value="" />
715: <input type="hidden" name="upass2" value="" />
716: <input type="hidden" name="udom" value="" />
717: <input type="hidden" name="imagesuppress" value="" />
718: <input type="hidden" name="appletsuppress" value="" />
719: <input type="hidden" name="embedsuppress" value="" />
720: <input type="hidden" name="fontenhance" value="" />
721: <input type="hidden" name="blackwhite" value="" />
722: <input type="hidden" name="remember" value="" />
723: <input type="hidden" name="localpath" value="$env{'form.localpath'}" />
724: <input type="hidden" name="localres" value="$env{'form.localres'}" />
725: </form>
726: ENDLOGIN
727: if ($fullgraph) {
728: my $helpdeskscript;
729: my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail,
730: $version,$authdomain,\$helpdeskscript);
731: }
732: my %endargs = ( 'noredirectlink' => 1, );
733: $r->print(&Apache::loncommon::end_page(\%endargs));
734: return OK;
735: }
736:
737: sub contactdisplay {
738: my ($lt,$servadm,$showadminmail,$version,$authdomain,$helpdeskscript) = @_;
739: my $contactblock;
740: my $showhelpdesk = 0;
741: my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
742: if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) {
743: $showhelpdesk = 1;
744: }
745: if ($servadm && $showadminmail) {
746: $contactblock .= '<b> '.$$lt{'servadm'}.':</b><br />'.
747: '<tt> '.$servadm.'</tt><br /> <br />';
748: }
749: if ($showhelpdesk) {
750: $contactblock .= '<b> <a href="javascript:helpdesk()"><font size="+1">'.$lt->{'helpdesk'}.'</font></a></b><br />';
751: my $thisurl = &escape('/adm/login');
752: $$helpdeskscript = <<"ENDSCRIPT";
753: <script type="text/javascript">
1.2 gci 754: // <![CDATA[
1.1 gci 755: function helpdesk() {
756: var codedom = document.client.udom.value;
757: if (codedom == '') {
758: codedom = "$authdomain";
759: }
760: var querystr = "origurl=$thisurl&codedom="+codedom;
761: document.location.href = "/adm/helpdesk?"+querystr;
762: return;
763: }
1.2 gci 764: // ]]>
1.1 gci 765: </script>
766: ENDSCRIPT
767: }
768: $contactblock .= <<"ENDBLOCK";
769: $version
770: ENDBLOCK
771: return $contactblock;
772: }
773:
774: sub forgotpwdisplay {
775: my (%lt) = @_;
776: my $prompt_for_resetpw = 1;
777: if ($prompt_for_resetpw) {
778: return '<br /> <a href="/adm/resetpw"><b>'.$lt{'forgotpw'}.'</b></a><br />';
779: }
780: return;
781: }
782:
783: sub loginhelpdisplay {
784: my (%lt) = @_;
785: my $login_help = 1;
786: if ($login_help) {
787: return ' <a href="/adm/loginproblems.html"><b>'.$lt{'help'}.'</b></a>';
788: }
789: return;
790: }
791:
792: sub coursecatalog_link {
793: my ($linkname,$fullgraph) = @_;
794: my $link = '/adm/coursecatalog';
795: if (!$fullgraph) {
796: $link.= '?interface=textual';
797: }
798: return ' <a href="/adm/coursecatalog"><b>'.$linkname.'</b></a><br />';
799: END
800: }
801:
802: sub newuser_link {
803: my ($linkname) = @_;
804: return ' <a href="/adm/createaccount"><b>'.$linkname.'</b></a><br />';
805: }
806:
807: 1;
808: __END__
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