version 1.33, 2003/02/18 16:29:15
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version 1.134, 2010/03/03 17:05:49
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# |
# |
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14, |
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# 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9, |
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# 1/17/01 Gerd Kortemeyer |
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# |
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# 2/7/02,2/8,2/12,2/14,2/15,2/19 Josh Brunskole |
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# |
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# 7/10/02 Jeremy Bowers |
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package Apache::lonlogin; |
package Apache::lonlogin; |
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use strict; |
use strict; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::File (); |
use Apache::File (); |
use Apache::lonnet(); |
use Apache::lonnet; |
use Apache::loncommon(); |
use Apache::loncommon(); |
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use Apache::lonauth(); |
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use Apache::lonlocal; |
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use Apache::migrateuser(); |
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use lib '/home/httpd/lib/perl/'; |
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use LONCAPA; |
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sub handler { |
sub handler { |
my $r = shift; |
my $r = shift; |
$r->content_type('text/html'); |
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&Apache::loncommon::get_unprocessed_cgi |
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(join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'}, |
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$ENV{'REDIRECT_QUERY_STRING'}), |
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['interface','username','domain','firsturl','localpath','localres', |
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'token','role','symb']); |
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if (!defined($env{'form.firsturl'})) { |
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&Apache::lonacc::get_posted_cgi($r,['firsturl']); |
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} |
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# -- check if they are a migrating user |
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if (defined($env{'form.token'})) { |
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return &Apache::migrateuser::handler($r); |
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} |
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&Apache::loncommon::no_cache($r); |
&Apache::loncommon::no_cache($r); |
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&Apache::lonlocal::get_language_handle($r); |
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&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
return OK if $r->header_only; |
return OK if $r->header_only; |
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&Apache::loncommon::get_unprocessed_cgi |
# Are we re-routing? |
($ENV{'QUERY_STRING'},['interface','username','domain','firsturl']); |
if (-e '/home/httpd/html/lon-status/reroute.txt') { |
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&Apache::lonauth::reroute($r); |
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return OK; |
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} |
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# ----------------------------------------------------------- Process Interface |
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$ENV{'form.interface'}=~s/\W//g; |
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my $textbrowsers=$r->dir_config('lonTextBrowsers'); |
# -------------------------------- Prevent users from attempting to login twice |
my $httpbrowser=$ENV{"HTTP_USER_AGENT"}; |
my $handle = &Apache::lonnet::check_for_valid_session($r); |
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if ($handle=~/^publicuser\_/) { |
foreach (split(/\:/,$textbrowsers)) { |
# For "public user" - remove it, we apparently really want to login |
if ($httpbrowser=~/$_/i) { |
unlink($r->dir_config('lonIDsDir')."/$handle.id"); |
$ENV{'form.interface'}='textual'; |
} elsif ($handle ne '') { |
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# Indeed, a valid token is found |
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my $start_page = |
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&Apache::loncommon::start_page('Already logged in'); |
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my $end_page = |
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&Apache::loncommon::end_page(); |
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my $dest = '/adm/roles'; |
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if ($env{'form.firsturl'} ne '') { |
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$dest = $env{'form.firsturl'}; |
} |
} |
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my $dom = &Apache::lonnet::default_login_domain(); |
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my %helpconfig = &Apache::lonnet::get_dom('configuration',['helpsettings'],$dom); |
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my $loginhelp_page = $helpconfig{'helpsettings'}{'loginhelpurl'}; |
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if ($loginhelp_page eq '') { |
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$loginhelp_page = '/adm/loginproblems.html'; |
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} |
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$r->print( |
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$start_page |
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.'<h1>'.&mt('You are already logged in!').'</h1>' |
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.'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].', |
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'<a href="'.$dest.'">','</a>','<a href="/adm/logout">','</a>').'</p>' |
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.'<p><a href="'.$loginhelp_page.'">'.&mt('Login problems?').'</a></p>' |
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.$dom.' '.$end_page |
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); |
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return OK; |
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} |
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# ---------------------------------------------------- No valid token, continue |
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# ---------------------------- Not possible to really login to domain "public" |
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if ($env{'form.domain'} eq 'public') { |
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$env{'form.domain'}=''; |
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$env{'form.username'}=''; |
} |
} |
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# ----------------------------------------------------------- Process Interface |
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$env{'form.interface'}=~s/\W//g; |
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my $httpbrowser=$ENV{"HTTP_USER_AGENT"}; |
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my $fullgraph=($ENV{'form.interface'} ne 'textual'); |
my $iconpath= |
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&Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL')); |
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my $iconpath= 'http://'.$ENV{'HTTP_HOST'}.':8080'. |
my $lonhost = $r->dir_config('lonHostID'); |
$r->dir_config('lonIconsURL'); |
my $domain = &Apache::lonnet::default_login_domain(); |
my $domain = $r->dir_config('lonDefDomain'); |
if ($lonhost ne '') { |
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my $redirect = &check_loginvia($domain,$lonhost); |
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if ($redirect) { |
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$r->print($redirect); |
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return OK; |
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} |
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} |
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if (($env{'form.domain'}) && |
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(&Apache::lonnet::domain($env{'form.domain'},'description'))) { |
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$domain=$env{'form.domain'}; |
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} |
my $role = $r->dir_config('lonRole'); |
my $role = $r->dir_config('lonRole'); |
my $loadlim = $r->dir_config('lonLoadLim'); |
my $loadlim = $r->dir_config('lonLoadLim'); |
my $servadm = $r->dir_config('lonAdmEMail'); |
my $servadm = $r->dir_config('lonAdmEMail'); |
my $sysadm = $r->dir_config('lonSysEMail'); |
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my $lonhost = $r->dir_config('lonHostID'); |
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my $tabdir = $r->dir_config('lonTabDir'); |
my $tabdir = $r->dir_config('lonTabDir'); |
my $include = $r->dir_config('lonIncludes'); |
my $include = $r->dir_config('lonIncludes'); |
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my $expire = $r->dir_config('lonExpire'); |
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my $version = $r->dir_config('lonVersion'); |
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my $host_name = &Apache::lonnet::hostname($lonhost); |
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# --------------------------------------------- Default values for login fields |
# --------------------------------------------- Default values for login fields |
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my $authusername=($ENV{'form.username'}?$ENV{'form.username'}:''); |
my $authusername=($env{'form.username'}?$env{'form.username'}:''); |
my $authdomain=($ENV{'form.domain'}?$ENV{'form.domain'}:$domain); |
my $authdomain=($env{'form.domain'}?$env{'form.domain'}:$domain); |
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# ---------------------------------------------------------- Determine own load |
# ---------------------------------------------------------- Determine own load |
my $loadavg; |
my $loadavg; |
{ |
{ |
my $loadfile=Apache::File->new('/proc/loadavg'); |
my $loadfile=Apache::File->new('/proc/loadavg'); |
$loadavg=<$loadfile>; |
$loadavg=<$loadfile>; |
} |
} |
$loadavg =~ s/\s.*//g; |
$loadavg =~ s/\s.*//g; |
my $loadpercent=100*$loadavg/$loadlim; |
my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim); |
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my $userloadpercent=&Apache::lonnet::userload(); |
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# ------------------------------------------------------- Do the load balancing |
# ------------------------------------------------------- Do the load balancing |
my $otherserver='http://'.$ENV{'SERVER_NAME'}; |
my $otherserver= &Apache::lonnet::absolute_url($host_name); |
my $firsturl= |
my $firsturl= |
($ENV{'request.firsturl'}?$ENV{'request.firsturl'}:$ENV{'form.firsturl'}); |
($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'}); |
# ---------------------------------------- Are we access server and overloaded? |
# ---------------------------------------------------------- Are we overloaded? |
if (($role eq 'access') && ($loadpercent>100.0)) { |
if ((($userloadpercent>100.0)||($loadpercent>100.0))) { |
$otherserver=Apache::lonnet::spareserver($loadpercent); |
my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent); |
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if ($unloaded) { $otherserver=$unloaded; } |
} |
} |
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# ----------------------------------------------------------- Get announcements |
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my $announcements=&Apache::lonnet::getannounce(); |
# -------------------------------------------------------- Set login parameters |
# -------------------------------------------------------- Set login parameters |
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my @hexstr=('0','1','2','3','4','5','6','7', |
my @hexstr=('0','1','2','3','4','5','6','7', |
Line 121 sub handler {
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Line 190 sub handler {
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if ($uextkey>2147483647) { $uextkey-=4294967296; } |
if ($uextkey>2147483647) { $uextkey-=4294967296; } |
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# -------------------------------------------------------- Store away log token |
# -------------------------------------------------------- Store away log token |
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my $tokenextras; |
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if ($env{'form.role'}) { |
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$tokenextras = '&role='.&escape($env{'form.role'}); |
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} |
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if ($env{'form.symb'}) { |
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if (!$tokenextras) { |
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$tokenextras = '&'; |
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} |
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$tokenextras .= '&symb='.&escape($env{'form.symb'}); |
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} |
my $logtoken=Apache::lonnet::reply( |
my $logtoken=Apache::lonnet::reply( |
'tmpput:'.$ukey.$lkey.'&'.$firsturl, |
'tmpput:'.$ukey.$lkey.'&'.$firsturl.$tokenextras, |
$lonhost); |
$lonhost); |
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# ------------------- If we cannot talk to ourselves, we are in serious trouble |
# ------------------- If we cannot talk to ourselves, we are in serious trouble |
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if ($logtoken eq 'con_lost') { |
if ($logtoken eq 'con_lost') { |
my $spares=''; |
my $spares=''; |
foreach (keys %Apache::lonnet::hostname) { |
my $last; |
if ($_ ne $lonhost) { |
foreach my $hostid (sort |
$spares.='<br /><a href="http://'.$Apache::lonnet::hostname{$_}. |
{ |
'/adm/login?domain='.$authdomain.'">'. |
&Apache::lonnet::hostname($a) cmp |
$Apache::lonnet::hostname{$_}.'</a>'; |
&Apache::lonnet::hostname($b); |
if ($Apache::lonnet::spareid{$_}) { |
} |
$spares.=' (preferred)'; |
keys(%Apache::lonnet::spareid)) { |
} |
next if ($hostid eq $lonhost); |
} |
my $hostname = &Apache::lonnet::hostname($hostid); |
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next if ($last eq $hostname); |
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$spares.='<br /><font size="+1"><a href="http://'. |
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$hostname. |
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'/adm/login?domain='.$authdomain.'">'. |
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$hostname.'</a>'. |
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' '.&mt('(preferred)').'</font>'.$/; |
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$last=$hostname; |
} |
} |
$r->print(<<ENDTROUBLE); |
$spares.= '<br />'; |
<html> |
my %all_hostnames = &Apache::lonnet::all_hostnames(); |
<head><title>The LearningOnline Network with CAPA</title></head> |
foreach my $hostid (sort |
<body bgcolor="#FFFFFF"> |
{ |
<img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" /> |
&Apache::lonnet::hostname($a) cmp |
<h3>This LON-CAPA server is temporarily not available for login</h3> |
&Apache::lonnet::hostname($b); |
<p>Please attempt to login to one of the following servers:</p>$spares |
} |
<p>If the problem persists, please contact <tt>$servadm</tt>.</p> |
keys(%all_hostnames)) { |
</body> |
next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid}); |
</html> |
my $hostname = &Apache::lonnet::hostname($hostid); |
ENDTROUBLE |
next if ($last eq $hostname); |
return OK; |
$spares.='<br /><a href="http://'. |
} |
$hostname. |
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'/adm/login?domain='.$authdomain.'">'. |
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$hostname.'</a>'; |
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$last=$hostname; |
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} |
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$r->print( |
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'<html>' |
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.'<head><title>' |
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.&mt('The LearningOnline Network with CAPA') |
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.'</title></head>' |
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.'<body bgcolor="#FFFFFF">' |
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.'<h1>'.&mt('The LearningOnline Network with CAPA').'</h1>' |
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.'<img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />' |
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.'<h3>'.&mt('This LON-CAPA server is temporarily not available for login.').'</h3>' |
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.'<p>'.&mt('Please attempt to login to one of the following servers:').'</p>' |
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.$spares |
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.'</body>' |
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.'</html>' |
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); |
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return OK; |
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} |
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# ----------------------------------------------- Apparently we are in business |
# ----------------------------------------------- Apparently we are in business |
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$servadm=~s/\,/\<br \/\>/g; |
my $domainlogo=&Apache::loncommon::domainlogo(); |
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# --------------------------------------------------- Print login screen header |
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$r->print(<<ENDHEADER); |
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<html> |
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<head> |
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<title>The LearningOnline Network with CAPA Login</title> |
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</head> |
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ENDHEADER |
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# ---------------------------------------------------- Serve out DES JavaScript |
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{ |
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my $jsh=Apache::File->new($include."/londes.js"); |
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$r->print(<$jsh>); |
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} |
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# ----------------------------------------------------------- Front page design |
# ----------------------------------------------------------- Front page design |
my $pgbg=&Apache::loncommon::designparm('login.pgbg'); |
my $pgbg=&Apache::loncommon::designparm('login.pgbg',$domain); |
my $font=&Apache::loncommon::designparm('login.font'); |
my $font=&Apache::loncommon::designparm('login.font',$domain); |
my $link=&Apache::loncommon::designparm('login.link'); |
my $link=&Apache::loncommon::designparm('login.link',$domain); |
my $vlink=&Apache::loncommon::designparm('login.vlink'); |
my $vlink=&Apache::loncommon::designparm('login.vlink',$domain); |
my $alink=&Apache::loncommon::designparm('login.alink'); |
my $alink=&Apache::loncommon::designparm('login.alink',$domain); |
my $mainbg=&Apache::loncommon::designparm('login.mainbg'); |
my $mainbg=&Apache::loncommon::designparm('login.mainbg',$domain); |
my $sidebg=&Apache::loncommon::designparm('login.sidebg'); |
my $logo=&Apache::loncommon::designparm('login.logo',$domain); |
my $logo=&Apache::loncommon::designparm('login.logo'); |
my $img=&Apache::loncommon::designparm('login.img',$domain); |
my $img=&Apache::loncommon::designparm('login.img'); |
my $domainlogo='<div>'.&Apache::loncommon::domainlogo($domain).'</div>'; |
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my $login=&Apache::loncommon::designparm('login.login',$domain); |
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if ($login eq '') { |
# ---------------------------------------------------------- Serve rest of page |
$login = $iconpath.'/'.&mt('userauthentication.gif'); |
$r->print(<<ENDSCRIPT); |
} |
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my $showbanner = 1; |
<body bgcolor="$pgbg" text="$font" link="$link" vlink="$vlink" alink="$alink" |
my $showmainlogo = 1; |
topmargin=0 leftmargin=0 marginwidth=0 marginheight=0> |
if (defined(&Apache::loncommon::designparm('login.showlogo_img',$domain))) { |
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$showbanner = &Apache::loncommon::designparm('login.showlogo_img',$domain); |
<script language="JavaScript"> |
} |
function send() |
if (defined(&Apache::loncommon::designparm('login.showlogo_logo',$domain))) { |
{ |
$showmainlogo = &Apache::loncommon::designparm('login.showlogo_logo',$domain); |
this.document.server.elements.uname.value |
} |
=this.document.client.elements.uname.value; |
my $showadminmail=&Apache::loncommon::designparm('login.adminmail',$domain); |
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my $showcoursecat = |
this.document.server.elements.udom.value |
&Apache::loncommon::designparm('login.coursecatalog',$domain); |
=this.document.client.elements.udom.value; |
my $loginheader =&Apache::loncommon::designparm('login.loginheader',$domain); |
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my $shownewuserlink = |
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&Apache::loncommon::designparm('login.newuser',$domain); |
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my $now=time; |
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my $js = (<<ENDSCRIPT); |
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<script type="text/javascript" language="JavaScript"> |
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// <![CDATA[ |
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function send() |
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{ |
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this.document.server.elements.uname.value |
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=this.document.client.elements.uname.value; |
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this.document.server.elements.udom.value |
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=this.document.client.elements.udom.value; |
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uextkey=this.document.client.elements.uextkey.value; |
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lextkey=this.document.client.elements.lextkey.value; |
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initkeys(); |
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this.document.server.elements.upass0.value |
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=crypted(this.document.client.elements.upass$now.value.substr(0,15)); |
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this.document.server.elements.upass1.value |
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=crypted(this.document.client.elements.upass$now.value.substr(15,15)); |
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this.document.server.elements.upass2.value |
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=crypted(this.document.client.elements.upass$now.value.substr(30,15)); |
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this.document.server.elements.imagesuppress.value |
this.document.client.elements.uname.value=''; |
=this.document.client.elements.imagesuppress.value; |
this.document.client.elements.upass$now.value=''; |
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this.document.server.elements.embedsuppress.value |
this.document.server.submit(); |
=this.document.client.elements.embedsuppress.value; |
return false; |
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} |
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// ]]> |
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</script> |
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this.document.server.elements.fontenhance.value |
ENDSCRIPT |
=this.document.client.elements.fontenhance.value; |
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this.document.server.elements.blackwhite.value |
# --------------------------------------------------- Print login screen header |
=this.document.client.elements.blackwhite.value; |
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uextkey=this.document.client.elements.uextkey.value; |
my %add_entries = ( |
lextkey=this.document.client.elements.lextkey.value; |
bgcolor => "$mainbg", |
initkeys(); |
text => "$font", |
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link => "$link", |
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vlink => "$vlink", |
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alink => "$alink",); |
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$r->print(&Apache::loncommon::start_page('The LearningOnline Network with CAPA Login',$js, |
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{ 'redirect' => [$expire,'/adm/roles'], |
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'add_entries' => \%add_entries, |
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'only_body' => 1,})); |
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# ----------------------------------------------------------------------- Texts |
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my %lt=&Apache::lonlocal::texthash( |
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'un' => 'Username', |
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'pw' => 'Password', |
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'dom' => 'Domain', |
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'perc' => 'percent', |
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'load' => 'Server Load', |
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'userload' => 'User Load', |
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'catalog' => 'Course/Community Catalog', |
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'log' => 'Log in', |
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'help' => 'Log-in Help', |
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'serv' => 'Server', |
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'servadm' => 'Server Administration', |
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'helpdesk' => 'Contact Helpdesk', |
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'forgotpw' => 'Forgot password?', |
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'newuser' => 'New User?', |
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); |
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# -------------------------------------------------- Change password field name |
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my $forgotpw = &forgotpwdisplay(%lt); |
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$forgotpw .= '<br />' if $forgotpw; |
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my $loginhelp = &loginhelpdisplay(%lt); |
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$loginhelp .= '<br />' if $loginhelp; |
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this.document.server.elements.upass.value |
# ---------------------------------------------------- Serve out DES JavaScript |
=crypted(this.document.client.elements.upass.value); |
{ |
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my $jsh=Apache::File->new($include."/londes.js"); |
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$r->print(<$jsh>); |
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} |
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# ---------------------------------------------------------- Serve rest of page |
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this.document.server.submit(); |
$r->print( |
return false; |
'<div class="LC_loginpage_container">'); |
} |
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</script> |
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ENDSCRIPT |
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if ($fullgraph) { |
# |
$r->print( |
# If the loadbalancing yielded just http:// because perhaps there's no loadbalancing? |
'<table width="100%" cellpadding=0 cellspacing=0 border=0>'); |
# then just us a relative link to authenticate: |
} |
# |
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$r->print(<<ENDSERVERFORM); |
$r->print(<<ENDSERVERFORM); |
<form name="server" action="$otherserver/adm/authenticate" method="post" target="_top"> |
<form name="server" action="$otherserver/adm/authenticate" method="post" target="_top"> |
<input type="hidden" name="logtoken" value="$logtoken" /> |
<input type="hidden" name="logtoken" value="$logtoken" /> |
<input type="hidden" name="serverid" value="$lonhost" /> |
<input type="hidden" name="serverid" value="$lonhost" /> |
<input type="hidden" name="interface" value="$ENV{'form.interface'}" /> |
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<input type="hidden" name="uname" value="" /> |
<input type="hidden" name="uname" value="" /> |
<input type="hidden" name="upass" value="" /> |
<input type="hidden" name="upass0" value="" /> |
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<input type="hidden" name="upass1" value="" /> |
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<input type="hidden" name="upass2" value="" /> |
<input type="hidden" name="udom" value="" /> |
<input type="hidden" name="udom" value="" /> |
<input type="hidden" name="imagesuppress" value="" /> |
<input type="hidden" name="localpath" value="$env{'form.localpath'}" /> |
<input type="hidden" name="embedsuppress" value="" /> |
<input type="hidden" name="localres" value="$env{'form.localres'}" /> |
<input type="hidden" name="fontenhance" value="" /> |
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<input type="hidden" name="blackwhite" value="" /> |
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</form> |
</form> |
ENDSERVERFORM |
ENDSERVERFORM |
if ($fullgraph) { $r->print(<<ENDTOP); |
my $coursecatalog; |
<!-- The LON-CAPA Header --> |
if (($showcoursecat eq '') || ($showcoursecat)) { |
<tr> |
$coursecatalog = &coursecatalog_link($lt{'catalog'}).'<br />'; |
|
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<!-- Row 1 Columns 2-4 --> |
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<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> |
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</tr> |
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<!-- The gray bar that starts the two table frames --> |
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<tr> |
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<!-- Row 2 Column 1 --> |
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<td width=182 height=27 bgcolor="$sidebg"> </td> |
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<!-- Row 2 Column 2 --> |
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<td width=27 height=27 align="left" background="$iconpath/filltop.gif"><img src="$iconpath/upperleft.gif" border=0 alt="" /></td> |
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<!-- Row 2 Column 3 --> |
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<td height=27 background="$iconpath/filltop.gif"><img src="$iconpath/filltop.gif" alt="" /></td> |
|
|
|
<!-- Row 2 Column 4 --> |
|
<td width=27 height=27 align="right" background="$iconpath/filltop.gif"><img src="$iconpath/upperright.gif" border=0 alt="" /></td> |
|
</tr> |
|
<tr> |
|
|
|
<!-- A cell that will hold the 'access' and 'about' buttons --> |
|
<!-- Row 3 Column 1 --> |
|
<td valign="top" height=60 align="center" bgcolor="$sidebg"> |
|
<a href="/adm/login?interface=textual"><img src="$iconpath/accessbutton.gif" border=0 alt="Accessibility Options" /></a> |
|
<br /> |
|
<a href="/adm/about.html"><img src="$iconpath/aboutlon.gif" border=0 alt="About LON-CAPA" /></a> |
|
</td> |
|
|
|
<!-- The shaded space between the two main columns --> |
|
<!-- Row 3 Column 2 --> |
|
<td width=27 height=60 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td> |
|
|
|
<!-- The right main column holding the large LON-CAPA logo--> |
|
<!-- Rows 3-4 Column 3 --> |
|
<td align="center" valign="top" width="100%" height="100%" rowspan=2 bgcolor="$mainbg"> |
|
<center> |
|
<img src="$logo" alt="" /> |
|
</center> |
|
</td> |
|
|
|
<!-- Row 3 Column 4 --> |
|
<td width=27 background="$iconpath/fillright.gif"><img src="$iconpath/fillright.gif" alt="" /></td> |
|
</tr> |
|
<tr> |
|
|
|
<!-- The entry form --> |
|
<!-- Row 4 Column 1 --> |
|
<td align="center" valign="middle" bgcolor="$sidebg"> |
|
ENDTOP |
|
} else { |
|
$r->print('<font color="#FFFFFF"><h1>The Learning<i>Online</i> Network with CAPA</h1><h1>Text-based Interface Login</h1></font>'); |
|
} |
} |
$r->print('<form name="client" onsubmit="return(send())">'); |
my $newuserlink; |
unless ($fullgraph) { |
if ($shownewuserlink) { |
$r->print(<<ENDACCESSOPTIONS); |
$newuserlink = &newuser_link($lt{'newuser'}).'<br />'; |
<table bgcolor="#AAAAAA" cellspacing="3" cellpadding="3"> |
} |
<tr><th>Select Accessibility Options</th></tr> |
my $logintitle; |
<tr> |
if ($loginheader eq 'text') { |
<td bgcolor="#FFFFFF"> |
$logintitle ='<h2>'.$lt{'log'}.'</h2>'; |
<input type="checkbox" name="imagesuppress" /> Suppress rendering of images<br /> |
|
<input type="checkbox" name="embedsuppress" /> Suppress rendering of embedded multimedia<br /> |
|
<input type="checkbox" name="fontenhance" /> Increase font size<br /> |
|
<input type="checkbox" name="blackwhite" /> Switch to black and white mode<br /></td></tr></table> |
|
ENDACCESSOPTIONS |
|
} else { |
} else { |
$r->print(<<ENDNOOPT); |
$logintitle = '<img src="'.$login.'" alt="'. |
<input type="hidden" name="imagesuppress" value="" /> |
&mt('User Authentication').'" />'; |
<input type="hidden" name="embedsuppress" value="" /> |
} |
<input type="hidden" name="fontenhance" value="" /> |
|
<input type="hidden" name="blackwhite" value="" /> |
my $noscript_warning='<noscript><span class="LC_warning"><b>' |
ENDNOOPT |
.&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.') |
} |
.'</b></span></noscript>'; |
$r->print(<<ENDLOGIN); |
my $helpdeskscript; |
<input type="hidden" name="lextkey" value="$lextkey"> |
my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail, |
<input type="hidden" name="uextkey" value="$uextkey"> |
$authdomain,\$helpdeskscript); |
|
|
<!-- Start the sub-table for text and input alignment --> |
my $loginform=(<<LFORM); |
<table border=0 cellspacing=0 cellpadding=0> |
<form name="client" action="" onsubmit="return(send())"> |
<tr><td bgcolor="$sidebg" colspan=2><img src="$iconpath/userauthentication.gif" alt="User Authentication" /></td></tr> |
<input type="hidden" name="lextkey" value="$lextkey" /> |
<tr> |
<input type="hidden" name="uextkey" value="$uextkey" /> |
<td bgcolor="$mainbg"><br /><font size=-1><b> User Name:</b></font></td> |
<b><label for="uname">$lt{'un'}</label>:</b><br /> |
<td bgcolor="$mainbg"><br /><input type="text" name="uname" size="10" value="$authusername" /></td> |
<input type="text" name="uname" id="uname" size="15" value="$authusername" /><br /> |
</tr> |
<b><label for="upass$now">$lt{'pw'}</label>:</b><br /> |
|
<input type="password" name="upass$now" id="upass$now" size="15" /><br /> |
|
<b><label for="udom">$lt{'dom'}</label>:</b><br /> |
|
<input type="text" name="udom" id="udom" size="15" value="$authdomain" /><br /> |
|
<input type="submit" value="$lt{'log'}" /> |
|
</form> |
|
LFORM |
|
|
|
if ($showbanner) { |
|
$r->print(<<HEADER); |
|
<!-- The LON-CAPA Header --> |
|
<div style="background:$pgbg;margin:0;width:100%;"> |
|
<img src="$img" border="0" alt="The Learning Online Network with CAPA" /> |
|
</div> |
|
HEADER |
|
} |
|
$r->print(<<ENDTOP); |
|
<div class="LC_loginpage_space"> </div> |
|
<div class="LC_loginpage_floatLeft"> |
|
<div class="LC_loginpage_loginContainer"> |
|
$logintitle |
|
<table border="0" align="left" cellspacing="1" cellpadding="2" width="100%"> |
<tr> |
<tr> |
<td bgcolor="$mainbg"><font size=-1><b> Password:</b></font></td> |
<td> |
<td bgcolor="$mainbg"><input type="password" name="upass" size="10" /></td> |
$loginform |
|
</td> |
</tr> |
</tr> |
|
</table> |
|
$noscript_warning |
|
</div> |
|
|
|
<div class="LC_loginpage_loginInfo"> |
|
$loginhelp |
|
$forgotpw |
|
$contactblock |
|
$newuserlink |
|
$coursecatalog |
|
</div> |
|
</div> |
|
ENDTOP |
|
if ($showmainlogo) { |
|
$r->print(' <img src="'.$logo.'" alt="" />'."\n"); |
|
} |
|
$r->print(<<ENDTOP); |
|
$announcements |
|
$domainlogo |
|
<div class="LC_loginpage_space"> </div> |
|
ENDTOP |
|
|
|
$r->print(<<ENDDOCUMENT); |
|
<table border="0" cellspacing="0" cellpadding="0"> |
<tr> |
<tr> |
<td bgcolor="$mainbg"><font size=-1><b> Domain:</b></font></td> |
<td align="left" valign="top"> |
<td bgcolor="$mainbg"><input type="text" name="udom" size="10" value="$authdomain" /></td> |
<small><b>$lt{'dom'}: </b></small> |
|
</td> |
|
<td align="left" valign="top"> |
|
<small><tt> $domain</tt></small> |
|
</td> |
</tr> |
</tr> |
<tr> |
<tr> |
<td bgcolor="$mainbg"> <a href="/adm/loginproblems.html">Help</a></td> |
<td align="left" valign="top"> |
<td bgcolor="$mainbg" valign="bottom" align="center"> |
<small><b>$lt{'serv'}: </b></small> |
<br /> |
</td> |
<input type="submit" value="Log In" /> |
<td align="left" valign="top"> |
|
<small><tt> $lonhost ($role)</tt></small> |
</td> |
</td> |
</tr> |
</tr> |
</table> |
|
<!-- End sub-table --> |
|
</form> |
|
ENDLOGIN |
|
if ($fullgraph) { |
|
$r->print(<<ENDDOCUMENT); |
|
</td> |
|
|
|
<!-- Row 4 Column 2 --> |
|
<td width=27 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td> |
|
|
|
<!-- Row 4 Column 4 --> |
|
<td width=27 background="$iconpath/fillright.gif"><img src="$iconpath/fillright.gif" alt="" /></td> |
|
</tr> |
|
<tr> |
|
|
|
<!-- Row 5 Column 1 --> |
|
<td bgcolor="$sidebg" valign="middle" align="left"> |
|
<br /> |
|
<table border=0 cellspacing=0 cellpadding=0> |
|
<tr> |
<tr> |
<td bgcolor="$sidebg" align="left" valign="top"> |
<td align="left" valign="top"> |
<small><b> Domain: </b></small> |
<small><b>$lt{'load'}: </b></small> |
</td> |
</td> |
<td bgcolor="$sidebg" align="left" valign="top"> |
<td align="left" valign="top"> |
<small><tt> $domain</tt></small> |
<small><tt> $loadpercent $lt{'perc'}</tt></small> |
</td> |
</td> |
</tr> |
</tr> |
<tr> |
<tr> |
<td bgcolor="$sidebg" align="left" valign="top"> |
<td align="left" valign="top"> |
<small><b> Server: </b></small> |
<small><b>$lt{'userload'}: </b></small> |
</td> |
</td> |
<td bgcolor="$sidebg" align="left" valign="top"> |
<td align="left" valign="top"> |
<small><tt> $lonhost ($role)</tt></small> |
<small><tt> $userloadpercent $lt{'perc'}</tt></small> |
</td> |
</td> |
</tr> |
</tr> |
<tr> |
<tr> |
<td bgcolor="$sidebg" align="left" valign="top"> |
<td colspan="2" align="left"> |
<small><b> Load: </b></small> |
<small>$version</small> |
</td> |
|
<td bgcolor="$sidebg" align="left" valign="top"> |
|
<small><tt> $loadpercent percent</tt></small> |
|
</td> |
</td> |
</tr> |
</tr> |
</table> |
</table> |
<br /> |
</div> |
<small> |
|
<b> System Administration:</b><br /> |
|
<tt> $sysadm</tt><br /> |
|
<b> Server Administration:</b><br /> |
|
<tt> $servadm<br /> </tt> |
|
</small> |
|
</td> |
|
|
|
<!-- Row 5 Column 2 --> |
<script type="text/javascript"> |
<td width=27 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td> |
// <![CDATA[ |
|
// the if prevents the script error if the browser can not handle this |
|
if ( document.client.uname ) { document.client.uname.focus(); } |
|
// ]]> |
|
</script> |
|
$helpdeskscript |
|
|
<!-- Row 5 Column 3 --> |
ENDDOCUMENT |
<td width="100%" valign="bottom" bgcolor="$mainbg"> |
my %endargs = ( 'noredirectlink' => 1, ); |
$domainlogo |
$r->print(&Apache::loncommon::end_page(\%endargs)); |
</td> |
return OK; |
|
} |
|
|
<!-- Row 5 Column 4 --> |
sub check_loginvia { |
<td width=27 background="$iconpath/fillright.gif"><img src="$iconpath/fillright.gif" alt="" /></td> |
my ($domain,$lonhost) = @_; |
</tr> |
if ($domain eq '' || $lonhost eq '') { |
<tr> |
return; |
|
} |
|
my %domconfhash = &Apache::loncommon::get_domainconf($domain); |
|
my $loginvia = $domconfhash{$domain.'.login.loginvia_'.$lonhost}; |
|
my $loginvia_exempt = $domconfhash{$domain.'.login.loginvia_exempt_'.$lonhost}; |
|
my $output; |
|
if ($loginvia ne '') { |
|
my $noredirect; |
|
my $ip = $ENV{'REMOTE_ADDR'}; |
|
if ($ip eq '127.0.0.1') { |
|
$noredirect = 1; |
|
} else { |
|
if ($loginvia_exempt ne '') { |
|
my @exempt = split(',',$loginvia_exempt); |
|
if (grep(/^\Q$ip\E$/,@exempt)) { |
|
$noredirect = 1; |
|
} |
|
} |
|
} |
|
unless ($noredirect) { |
|
my ($newhost,$path); |
|
if ($loginvia =~ /:/) { |
|
($newhost,$path) = split(':',$loginvia); |
|
} else { |
|
$newhost = $loginvia; |
|
} |
|
if ($newhost ne $lonhost) { |
|
if (&Apache::lonnet::hostname($newhost) ne '') { |
|
$output = &redirect_page($newhost,$path); |
|
} |
|
} |
|
} |
|
} |
|
return $output; |
|
} |
|
|
<!-- Row 6 Column 1 --> |
sub redirect_page { |
<td bgcolor="$sidebg"> </td> |
my ($desthost,$path) = @_; |
|
my $protocol = $Apache::lonnet::protocol{$desthost}; |
|
$protocol = 'http' if ($protocol ne 'https'); |
|
unless ($path =~ m{^/}) { |
|
$path = '/'.$path; |
|
} |
|
my $url = $protocol.'://'.&Apache::lonnet::hostname($desthost).$path; |
|
if ($env{'form.firsturl'} ne '') { |
|
$url .='?firsturl='.$env{'form.firsturl'}; |
|
} |
|
my $start_page = &Apache::loncommon::start_page('Switching Server',undef, |
|
{'redirect' => [0,$url],}); |
|
my $end_page = &Apache::loncommon::end_page(); |
|
return $start_page.$end_page; |
|
} |
|
|
<!-- Row 6 Column 2 --> |
sub contactdisplay { |
<td align="left" background="$iconpath/fillbottom.gif"><img src="$iconpath/lowerleft.gif" alt="" /></td> |
my ($lt,$servadm,$showadminmail,$authdomain,$helpdeskscript) = @_; |
|
my $contactblock; |
|
my $showhelpdesk = 0; |
|
my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'}; |
|
if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) { |
|
$showhelpdesk = 1; |
|
} |
|
if ($servadm && $showadminmail) { |
|
$contactblock .= $$lt{'servadm'}.':<br />'. |
|
'<tt>'.$servadm.'</tt><br />'; |
|
} |
|
if ($showhelpdesk) { |
|
$contactblock .= '<a href="javascript:helpdesk()">'.$lt->{'helpdesk'}.'</a><br />'; |
|
my $thisurl = &escape('/adm/login'); |
|
$$helpdeskscript = <<"ENDSCRIPT"; |
|
<script type="text/javascript"> |
|
// <![CDATA[ |
|
function helpdesk() { |
|
var codedom = document.client.udom.value; |
|
if (codedom == '') { |
|
codedom = "$authdomain"; |
|
} |
|
var querystr = "origurl=$thisurl&codedom="+codedom; |
|
document.location.href = "/adm/helpdesk?"+querystr; |
|
return; |
|
} |
|
// ]]> |
|
</script> |
|
ENDSCRIPT |
|
} |
|
return $contactblock; |
|
} |
|
|
<!-- Row 6 Column 3 --> |
sub forgotpwdisplay { |
<td background="$iconpath/fillbottom.gif"><img src="$iconpath/fillbottom.gif" alt="" /></td> |
my (%lt) = @_; |
|
my $prompt_for_resetpw = 1; |
|
if ($prompt_for_resetpw) { |
|
return '<a href="/adm/resetpw">'.$lt{'forgotpw'}.'</a>'; |
|
} |
|
return; |
|
} |
|
|
<!-- Row 6 Column 4 --> |
sub loginhelpdisplay { |
<td align="right" background="$iconpath/fillbottom.gif"><img src="$iconpath/lowerright.gif" alt="" /></td> |
my (%lt) = @_; |
</tr> |
my $login_help = 1; |
</table> |
if ($login_help) { |
|
my $dom = &Apache::lonnet::default_login_domain(); |
|
my %helpconfig = &Apache::lonnet::get_dom('configuration',['helpsettings'],$dom); |
|
my $loginhelp_url = $helpconfig{'helpsettings'}{'loginhelpurl'}; |
|
if ($loginhelp_url ne '') { |
|
return '<a href="'.$loginhelp_url.'">'.$lt{'help'}.'</a>'; |
|
} else { |
|
return '<a href="/adm/loginproblems.html">'.$lt{'help'}.'</a>'; |
|
} |
|
} |
|
return; |
|
} |
|
|
<script> |
sub coursecatalog_link { |
// the if prevents the script error if the browser can't handle this |
my ($linkname) = @_; |
if ( document.client.uname ) { document.client.uname.focus(); } |
return <<"END"; |
</script> |
<span class="LC_nobreak"><a href="/adm/coursecatalog">$linkname</a></span> |
|
END |
|
} |
|
|
ENDDOCUMENT |
sub newuser_link { |
|
my ($linkname) = @_; |
|
return '<a href="/adm/createaccount">'.$linkname.'</a>'; |
} |
} |
$r->print('</body></html>'); |
|
return OK; |
|
} |
|
|
|
1; |
1; |
__END__ |
__END__ |