version 1.117, 2009/04/01 14:43:19
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version 1.160, 2014/12/05 12:03:20
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# The LearningOnline Network |
# The LearningOnline Network
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# Login Screen |
# Login Screen
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# |
#
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# $Id$ |
# $Id$
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# |
#
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# Copyright Michigan State University Board of Trustees |
# Copyright Michigan State University Board of Trustees
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# |
#
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# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
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# |
#
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# LON-CAPA is free software; you can redistribute it and/or modify |
# LON-CAPA is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by |
# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or |
# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version. |
# (at your option) any later version.
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# |
#
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# LON-CAPA is distributed in the hope that it will be useful, |
# LON-CAPA is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details. |
# GNU General Public License for more details.
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# |
#
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# You should have received a copy of the GNU General Public License |
# You should have received a copy of the GNU General Public License
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# along with LON-CAPA; if not, write to the Free Software |
# along with LON-CAPA; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# |
#
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# /home/httpd/html/adm/gpl.txt |
# /home/httpd/html/adm/gpl.txt
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# |
#
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# http://www.lon-capa.org/ |
# http://www.lon-capa.org/
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# |
#
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package Apache::lonlogin; |
package Apache::lonlogin;
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use strict; |
use strict;
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use Apache::Constants qw(:common); |
use Apache::Constants qw(:common);
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use Apache::File (); |
use Apache::File ();
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use Apache::lonnet; |
use Apache::lonnet;
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use Apache::loncommon(); |
use Apache::loncommon();
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use Apache::lonauth(); |
use Apache::lonauth();
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use Apache::lonlocal; |
use Apache::lonlocal;
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use Apache::migrateuser(); |
use Apache::migrateuser();
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use lib '/home/httpd/lib/perl/'; |
use lib '/home/httpd/lib/perl/';
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use LONCAPA; |
use LONCAPA;
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sub handler { |
sub handler {
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my $r = shift; |
my $r = shift;
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|
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&Apache::loncommon::get_unprocessed_cgi |
&Apache::loncommon::get_unprocessed_cgi
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(join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'}, |
(join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'},
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$ENV{'REDIRECT_QUERY_STRING'}), |
$ENV{'REDIRECT_QUERY_STRING'}),
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['interface','username','domain','firsturl','localpath','localres', |
['interface','username','domain','firsturl','localpath','localres',
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'token']); |
'token','role','symb','iptoken']);
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if (!defined($env{'form.firsturl'})) { |
if (!defined($env{'form.firsturl'})) {
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&Apache::lonacc::get_posted_cgi($r,['firsturl']); |
&Apache::lonacc::get_posted_cgi($r,['firsturl']);
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} |
}
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# -- check if they are a migrating user |
# -- check if they are a migrating user
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if (defined($env{'form.token'})) { |
if (defined($env{'form.token'})) {
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return &Apache::migrateuser::handler($r); |
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); |
&Apache::lonlocal::get_language_handle($r);
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&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html');
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$r->send_http_header; |
$r->send_http_header;
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return OK if $r->header_only; |
return OK if $r->header_only;
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# Are we re-routing? |
# Are we re-routing?
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if (-e '/home/httpd/html/lon-status/reroute.txt') { |
my $londocroot = $r->dir_config('lonDocRoot');
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&Apache::lonauth::reroute($r); |
if (-e "$londocroot/lon-status/reroute.txt") {
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return OK; |
&Apache::lonauth::reroute($r);
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} |
return OK;
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}
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# -------------------------------- Prevent users from attempting to login twice |
$env{'form.firsturl'} =~ s/(`)/'/g;
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my $handle = &Apache::lonnet::check_for_valid_session($r); |
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if ($handle=~/^publicuser\_/) { |
# -------------------------------- Prevent users from attempting to login twice
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# For "public user" - remove it, we apparently really want to login |
my $handle = &Apache::lonnet::check_for_valid_session($r);
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unlink($r->dir_config('lonIDsDir')."/$handle.id"); |
if ($handle ne '') {
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} elsif ($handle ne '') { |
my $lonidsdir=$r->dir_config('lonIDsDir');
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# Indeed, a valid token is found |
if ($handle=~/^publicuser\_/) {
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my $start_page = |
# For "public user" - remove it, we apparently really want to login
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&Apache::loncommon::start_page('Already logged in'); |
unlink($r->dir_config('lonIDsDir')."/$handle.id");
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my $end_page = |
} else {
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&Apache::loncommon::end_page(); |
# Indeed, a valid token is found
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$r->print( |
&Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
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$start_page |
my $start_page =
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.'<h1>'.&mt('You are already logged in!').'</h1>' |
&Apache::loncommon::start_page('Already logged in');
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.'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].', |
my $end_page =
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'<a href="/adm/roles">','</a>','<a href="/adm/logout">','</a>').'</p>' |
&Apache::loncommon::end_page();
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.'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>' |
my $dest = '/adm/roles';
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.$end_page |
if ($env{'form.firsturl'} ne '') {
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); |
$dest = $env{'form.firsturl'};
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return OK; |
}
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} |
$r->print(
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$start_page
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# ---------------------------------------------------- No valid token, continue |
.'<p class="LC_warning">'.&mt('You are already logged in!').'</p>'
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.'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].',
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# ---------------------------- Not possible to really login to domain "public" |
'<a href="'.$dest.'">','</a>','<a href="/adm/logout">','</a>').'</p>'
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if ($env{'form.domain'} eq 'public') { |
.$end_page
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$env{'form.domain'}=''; |
);
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$env{'form.username'}=''; |
return OK;
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} |
}
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# ----------------------------------------------------------- Process Interface |
}
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$env{'form.interface'}=~s/\W//g; |
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# ---------------------------------------------------- No valid token, continue
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my $httpbrowser=$ENV{"HTTP_USER_AGENT"}; |
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# ---------------------------- Not possible to really login to domain "public"
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my $fullgraph=($env{'form.interface'} ne 'textual'); |
if ($env{'form.domain'} eq 'public') {
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$env{'form.domain'}='';
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my $iconpath= |
$env{'form.username'}='';
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&Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL')); |
}
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my $domain = &Apache::lonnet::default_login_domain(); |
# ------ Is this page requested because /adm/migrateuser detected an IP change?
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if (($env{'form.domain'}) && |
my %sessiondata;
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(&Apache::lonnet::domain($env{'form.domain'},'description'))) { |
if ($env{'form.iptoken'}) {
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$domain=$env{'form.domain'}; |
%sessiondata = &Apache::lonnet::tmpget($env{'form.iptoken'});
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} |
my $delete = &Apache::lonnet::tmpdel($env{'form.token'});
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my $role = $r->dir_config('lonRole'); |
}
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my $loadlim = $r->dir_config('lonLoadLim'); |
# ----------------------------------------------------------- Process Interface
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my $servadm = $r->dir_config('lonAdmEMail'); |
$env{'form.interface'}=~s/\W//g;
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my $lonhost = $r->dir_config('lonHostID'); |
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my $tabdir = $r->dir_config('lonTabDir'); |
(undef,undef,undef,undef,undef,undef,my $clientmobile) =
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my $include = $r->dir_config('lonIncludes'); |
&Apache::loncommon::decode_user_agent();
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my $expire = $r->dir_config('lonExpire'); |
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my $version = $r->dir_config('lonVersion'); |
my $iconpath=
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my $host_name = &Apache::lonnet::hostname($lonhost); |
&Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
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# --------------------------------------------- Default values for login fields |
my $lonhost = $r->dir_config('lonHostID');
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my $domain = &Apache::lonnet::default_login_domain();
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my $authusername=($env{'form.username'}?$env{'form.username'}:''); |
if ($lonhost ne '') {
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my $authdomain=($env{'form.domain'}?$env{'form.domain'}:$domain); |
unless ($sessiondata{'sessionserver'}) {
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my $redirect = &check_loginvia($domain,$lonhost);
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# ---------------------------------------------------------- Determine own load |
if ($redirect) {
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my $loadavg; |
$r->print($redirect);
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{ |
return OK;
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my $loadfile=Apache::File->new('/proc/loadavg'); |
}
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$loadavg=<$loadfile>; |
}
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} |
}
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$loadavg =~ s/\s.*//g; |
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my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim); |
if (($sessiondata{'domain'}) &&
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my $userloadpercent=&Apache::lonnet::userload(); |
(&Apache::lonnet::domain($env{'form.domain'},'description'))) {
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$domain=$sessiondata{'domain'};
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# ------------------------------------------------------- Do the load balancing |
} elsif (($env{'form.domain'}) &&
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my $otherserver= &Apache::lonnet::absolute_url($host_name); |
(&Apache::lonnet::domain($env{'form.domain'},'description'))) {
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my $firsturl= |
$domain=$env{'form.domain'};
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($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'}); |
}
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# ---------------------------------------------------------- Are we overloaded? |
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if ((($userloadpercent>100.0)||($loadpercent>100.0))) { |
my $role = $r->dir_config('lonRole');
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my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent); |
my $loadlim = $r->dir_config('lonLoadLim');
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if ($unloaded) { $otherserver=$unloaded; } |
my $uloadlim= $r->dir_config('lonUserLoadLim');
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} |
my $servadm = $r->dir_config('lonAdmEMail');
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my $tabdir = $r->dir_config('lonTabDir');
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# ----------------------------------------------------------- Get announcements |
my $include = $r->dir_config('lonIncludes');
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my $announcements=&Apache::lonnet::getannounce(); |
my $expire = $r->dir_config('lonExpire');
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# -------------------------------------------------------- Set login parameters |
my $version = $r->dir_config('lonVersion');
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my $host_name = &Apache::lonnet::hostname($lonhost);
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my @hexstr=('0','1','2','3','4','5','6','7', |
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'8','9','a','b','c','d','e','f'); |
# --------------------------------------------- Default values for login fields
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my $lkey=''; |
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for (0..7) { |
my ($authusername,$authdomain);
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$lkey.=$hexstr[rand(15)]; |
if ($sessiondata{'username'}) {
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} |
$authusername=$sessiondata{'username'};
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} else {
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my $ukey=''; |
$env{'form.username'} = &Apache::loncommon::cleanup_html($env{'form.username'});
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for (0..7) { |
$authusername=($env{'form.username'}?$env{'form.username'}:'');
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$ukey.=$hexstr[rand(15)]; |
}
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} |
if ($sessiondata{'domain'}) {
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$authdomain=$sessiondata{'domain'};
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my $lextkey=hex($lkey); |
} else {
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if ($lextkey>2147483647) { $lextkey-=4294967296; } |
$env{'form.domain'} = &Apache::loncommon::cleanup_html($env{'form.domain'});
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$authdomain=($env{'form.domain'}?$env{'form.domain'}:$domain);
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my $uextkey=hex($ukey); |
}
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if ($uextkey>2147483647) { $uextkey-=4294967296; } |
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# ---------------------------------------------------------- Determine own load
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# -------------------------------------------------------- Store away log token |
my $loadavg;
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my $logtoken=Apache::lonnet::reply( |
{
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'tmpput:'.$ukey.$lkey.'&'.$firsturl, |
my $loadfile=Apache::File->new('/proc/loadavg');
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$lonhost); |
$loadavg=<$loadfile>;
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}
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# ------------------- If we cannot talk to ourselves, we are in serious trouble |
$loadavg =~ s/\s.*//g;
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if ($logtoken eq 'con_lost') { |
my ($loadpercent,$userloadpercent);
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my $spares=''; |
if ($loadlim) {
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my $last; |
$loadpercent=sprintf("%.1f",100*$loadavg/$loadlim);
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foreach my $hostid (sort |
}
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{ |
if ($uloadlim) {
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&Apache::lonnet::hostname($a) cmp |
$userloadpercent=&Apache::lonnet::userload();
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&Apache::lonnet::hostname($b); |
}
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} |
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keys(%Apache::lonnet::spareid)) { |
my $firsturl=
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next if ($hostid eq $lonhost); |
($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'});
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my $hostname = &Apache::lonnet::hostname($hostid); |
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next if ($last eq $hostname); |
# ----------------------------------------------------------- Get announcements
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$spares.='<br /><font size="+1"><a href="http://'. |
my $announcements=&Apache::lonnet::getannounce();
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$hostname. |
# -------------------------------------------------------- Set login parameters
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'/adm/login?domain='.$authdomain.'">'. |
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$hostname.'</a>'. |
my @hexstr=('0','1','2','3','4','5','6','7',
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' '.&mt('(preferred)').'</font>'.$/; |
'8','9','a','b','c','d','e','f');
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$last=$hostname; |
my $lkey='';
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} |
for (0..7) {
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$spares.= '<br />'; |
$lkey.=$hexstr[rand(15)];
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my %all_hostnames = &Apache::lonnet::all_hostnames(); |
}
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foreach my $hostid (sort |
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{ |
my $ukey='';
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&Apache::lonnet::hostname($a) cmp |
for (0..7) {
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&Apache::lonnet::hostname($b); |
$ukey.=$hexstr[rand(15)];
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} |
}
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keys(%all_hostnames)) { |
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next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid}); |
my $lextkey=hex($lkey);
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my $hostname = &Apache::lonnet::hostname($hostid); |
if ($lextkey>2147483647) { $lextkey-=4294967296; }
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next if ($last eq $hostname); |
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$spares.='<br /><a href="http://'. |
my $uextkey=hex($ukey);
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$hostname. |
if ($uextkey>2147483647) { $uextkey-=4294967296; }
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'/adm/login?domain='.$authdomain.'">'. |
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$hostname.'</a>'; |
# -------------------------------------------------------- Store away log token
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$last=$hostname; |
my $tokenextras;
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} |
if ($env{'form.role'}) {
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$r->print( |
$tokenextras = '&role='.&escape($env{'form.role'});
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'<html>' |
}
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.'<head><title>' |
if ($env{'form.symb'}) {
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.&mt('The LearningOnline Network with CAPA') |
if (!$tokenextras) {
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.'</title></head>' |
$tokenextras = '&';
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.'<body bgcolor="#FFFFFF">' |
}
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.'<h1>'.&mt('The LearningOnline Network with CAPA').'</h1>' |
$tokenextras .= '&symb='.&escape($env{'form.symb'});
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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>' |
my $logtoken=Apache::lonnet::reply(
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.'<p>'.&mt('Please attempt to login to one of the following servers:').'</p>' |
'tmpput:'.$ukey.$lkey.'&'.$firsturl.$tokenextras,
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.$spares |
$lonhost);
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.'</body>' |
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.'</html>' |
# -- If we cannot talk to ourselves, or hostID does not map to a hostname
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); |
# we are in serious trouble
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return OK; |
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} |
if (($logtoken eq 'con_lost') || ($logtoken eq 'no_such_host')) {
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if ($logtoken eq 'no_such_host') {
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# ----------------------------------------------- Apparently we are in business |
&Apache::lonnet::logthis('No valid logtoken for log-in page -- unable to determine hostname for hostID: '.$lonhost.'. Check entry in hosts.tab');
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$servadm=~s/\,/\<br \/\>/g; |
}
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my $spares='';
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# ----------------------------------------------------------- Front page design |
my $last;
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my $pgbg= |
foreach my $hostid (sort
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($fullgraph?&Apache::loncommon::designparm('login.pgbg',$domain):'#FFFFFF'); |
{
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my $font= |
&Apache::lonnet::hostname($a) cmp
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($fullgraph?&Apache::loncommon::designparm('login.font',$domain):'#000000'); |
&Apache::lonnet::hostname($b);
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my $link= |
}
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($fullgraph?&Apache::loncommon::designparm('login.link',$domain):'#0000FF'); |
keys(%Apache::lonnet::spareid)) {
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my $vlink= |
next if ($hostid eq $lonhost);
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($fullgraph?&Apache::loncommon::designparm('login.vlink',$domain):'#0000FF'); |
my $hostname = &Apache::lonnet::hostname($hostid);
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my $alink=&Apache::loncommon::designparm('login.alink',$domain); |
next if (($last eq $hostname) || ($hostname eq ''));
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my $mainbg= |
$spares.='<br /><font size="+1"><a href="http://'.
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($fullgraph?&Apache::loncommon::designparm('login.mainbg',$domain):'#FFFFFF'); |
$hostname.
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my $logo=&Apache::loncommon::designparm('login.logo',$domain); |
'/adm/login?domain='.$authdomain.'">'.
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my $img=&Apache::loncommon::designparm('login.img',$domain); |
$hostname.'</a>'.
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my $domainlogo=&Apache::loncommon::domainlogo($domain); |
' '.&mt('(preferred)').'</font>'.$/;
|
my $login=&Apache::loncommon::designparm('login.login',$domain); |
$last=$hostname;
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if ($login eq '') { |
}
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$login = $iconpath.'/'.&mt('userauthentication.gif'); |
if ($spares) {
|
} |
$spares.= '<br />';
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my $showbanner = 1; |
}
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my $showmainlogo = 1; |
my %all_hostnames = &Apache::lonnet::all_hostnames();
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if (defined(&Apache::loncommon::designparm('login.showlogo_img',$domain))) { |
foreach my $hostid (sort
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$showbanner = &Apache::loncommon::designparm('login.showlogo_img',$domain); |
{
|
} |
&Apache::lonnet::hostname($a) cmp
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if (defined(&Apache::loncommon::designparm('login.showlogo_logo',$domain))) { |
&Apache::lonnet::hostname($b);
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$showmainlogo = &Apache::loncommon::designparm('login.showlogo_logo',$domain); |
}
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} |
keys(%all_hostnames)) {
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my $showadminmail=&Apache::loncommon::designparm('login.adminmail',$domain); |
next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid});
|
my $showcoursecat = |
my $hostname = &Apache::lonnet::hostname($hostid);
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&Apache::loncommon::designparm('login.coursecatalog',$domain); |
next if (($last eq $hostname) || ($hostname eq ''));
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my $loginheader =&Apache::loncommon::designparm('login.loginheader',$domain); |
$spares.='<br /><a href="http://'.
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my $shownewuserlink = |
$hostname.
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&Apache::loncommon::designparm('login.newuser',$domain); |
'/adm/login?domain='.$authdomain.'">'.
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my $now=time; |
$hostname.'</a>';
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my $js = (<<ENDSCRIPT); |
$last=$hostname;
|
|
}
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<script type="text/javascript" language="JavaScript"> |
$r->print(
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function send() |
'<html>'
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{ |
.'<head><title>'
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this.document.server.elements.uname.value |
.&mt('The LearningOnline Network with CAPA')
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=this.document.client.elements.uname.value; |
.'</title></head>'
|
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.'<body bgcolor="#FFFFFF">'
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this.document.server.elements.udom.value |
.'<h1>'.&mt('The LearningOnline Network with CAPA').'</h1>'
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=this.document.client.elements.udom.value; |
.'<img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />'
|
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.'<h3>'.&mt('This LON-CAPA server is temporarily not available for login.').'</h3>');
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uextkey=this.document.client.elements.uextkey.value; |
if ($spares) {
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lextkey=this.document.client.elements.lextkey.value; |
$r->print('<p>'.&mt('Please attempt to login to one of the following servers:')
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initkeys(); |
.'</p>'
|
|
.$spares);
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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)); |
$r->print('</body>'
|
this.document.server.elements.upass1.value |
.'</html>'
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=crypted(this.document.client.elements.upass$now.value.substr(15,15)); |
);
|
this.document.server.elements.upass2.value |
return OK;
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=crypted(this.document.client.elements.upass$now.value.substr(30,15)); |
}
|
|
|
this.document.client.elements.uname.value=''; |
# ----------------------------------------------- Apparently we are in business
|
this.document.client.elements.upass$now.value=''; |
$servadm=~s/\,/\<br \/\>/g;
|
|
|
this.document.server.submit(); |
# ----------------------------------------------------------- Front page design
|
return false; |
my $pgbg=&Apache::loncommon::designparm('login.pgbg',$domain);
|
} |
my $font=&Apache::loncommon::designparm('login.font',$domain);
|
</script> |
my $link=&Apache::loncommon::designparm('login.link',$domain);
|
|
my $vlink=&Apache::loncommon::designparm('login.vlink',$domain);
|
ENDSCRIPT |
my $alink=&Apache::loncommon::designparm('login.alink',$domain);
|
|
my $mainbg=&Apache::loncommon::designparm('login.mainbg',$domain);
|
# --------------------------------------------------- Print login screen header |
my $loginbox_bg=&Apache::loncommon::designparm('login.sidebg',$domain);
|
|
my $loginbox_header_bgcol=&Apache::loncommon::designparm('login.bgcol',$domain);
|
my %add_entries = (topmargin => "0", |
my $loginbox_header_textcol=&Apache::loncommon::designparm('login.textcol',$domain);
|
leftmargin => "0", |
my $logo=&Apache::loncommon::designparm('login.logo',$domain);
|
marginheight => "0", |
my $img=&Apache::loncommon::designparm('login.img',$domain);
|
marginwidth => "0", |
my $domainlogo=&Apache::loncommon::domainlogo($domain);
|
bgcolor => "$mainbg", |
my $showbanner = 1;
|
text => "$font", |
my $showmainlogo = 1;
|
link => "$link", |
if (defined(&Apache::loncommon::designparm('login.showlogo_img',$domain))) {
|
vlink => "$vlink", |
$showbanner = &Apache::loncommon::designparm('login.showlogo_img',$domain);
|
alink => "$alink",); |
}
|
|
if (defined(&Apache::loncommon::designparm('login.showlogo_logo',$domain))) {
|
$r->print(&Apache::loncommon::start_page('The LearningOnline Network with CAPA Login',$js, |
$showmainlogo = &Apache::loncommon::designparm('login.showlogo_logo',$domain);
|
{ 'redirect' => [$expire,'/adm/roles'], |
}
|
'add_entries' => \%add_entries, |
my $showadminmail;
|
'only_body' => 1,})); |
my @possdoms = &Apache::lonnet::current_machine_domains();
|
|
if (grep(/^\Q$domain\E$/,@possdoms)) {
|
# ----------------------------------------------------------------------- Texts |
$showadminmail=&Apache::loncommon::designparm('login.adminmail',$domain);
|
|
}
|
my %lt=&Apache::lonlocal::texthash( |
my $showcoursecat =
|
'un' => 'Username', |
&Apache::loncommon::designparm('login.coursecatalog',$domain);
|
'pw' => 'Password', |
my $shownewuserlink =
|
'dom' => 'Domain', |
&Apache::loncommon::designparm('login.newuser',$domain);
|
'perc' => 'percent', |
my $showhelpdesk =
|
'load' => 'Server Load', |
&Apache::loncommon::designparm('login.helpdesk',$domain);
|
'userload' => 'User Load', |
my $now=time;
|
'about' => 'About LON-CAPA', |
my $js = (<<ENDSCRIPT);
|
'catalog' => 'Course Catalog', |
|
'log' => 'Log in', |
<script type="text/javascript" language="JavaScript">
|
'help' => 'Log-in Help', |
// <![CDATA[
|
'serv' => 'Server', |
function send()
|
'servadm' => 'Server Administration', |
{
|
'helpdesk' => 'Contact Helpdesk', |
this.document.server.elements.uname.value
|
'forgotpw' => 'Forgot password?', |
=this.document.client.elements.uname.value;
|
'newuser' => 'New User?', |
|
); |
this.document.server.elements.udom.value
|
# -------------------------------------------------- Change password field name |
=this.document.client.elements.udom.value;
|
my $forgotpw = &forgotpwdisplay(%lt); |
|
my $loginhelp = &loginhelpdisplay(%lt); |
uextkey=this.document.client.elements.uextkey.value;
|
|
lextkey=this.document.client.elements.lextkey.value;
|
# ---------------------------------------------------- Serve out DES JavaScript |
initkeys();
|
{ |
|
my $jsh=Apache::File->new($include."/londes.js"); |
this.document.server.elements.upass0.value
|
$r->print(<$jsh>); |
=this.document.client.elements.upass$now.value.substr(0,15);
|
} |
this.document.server.elements.upass1.value
|
# ---------------------------------------------------------- Serve rest of page |
=this.document.client.elements.upass$now.value.substr(15,15);
|
|
this.document.server.elements.upass2.value
|
if ($fullgraph) { |
=this.document.client.elements.upass$now.value.substr(30,15);
|
$r->print( |
|
'<div class="LC_loginpage_container">'); |
if(this.document.server.action.substr(0,5) === 'http:'){
|
} |
for (var idx in [1,2,3]){
|
|
this.document.server.elements['upass' + idx].value =
|
$r->print(<<ENDSERVERFORM); |
crypted(this.document.server.elements['upass' + idx].value);
|
<form name="server" action="$otherserver/adm/authenticate" method="post" target="_top"> |
}
|
<input type="hidden" name="logtoken" value="$logtoken" /> |
}
|
<input type="hidden" name="serverid" value="$lonhost" /> |
|
<input type="hidden" name="uname" value="" /> |
this.document.client.elements.uname.value='';
|
<input type="hidden" name="upass0" value="" /> |
this.document.client.elements.upass$now.value='';
|
<input type="hidden" name="upass1" value="" /> |
|
<input type="hidden" name="upass2" value="" /> |
this.document.server.submit();
|
<input type="hidden" name="udom" value="" /> |
return false;
|
<input type="hidden" name="localpath" value="$env{'form.localpath'}" /> |
}
|
<input type="hidden" name="localres" value="$env{'form.localres'}" /> |
|
</form> |
function enableInput() {
|
ENDSERVERFORM |
this.document.client.elements.upass$now.removeAttribute("readOnly");
|
my $coursecatalog; |
this.document.client.elements.uname.removeAttribute("readOnly");
|
if (($showcoursecat eq '') || ($showcoursecat)) { |
this.document.client.elements.udom.removeAttribute("readOnly");
|
$coursecatalog = &coursecatalog_link($lt{'catalog'}); |
return;
|
} |
}
|
my $newuserlink; |
|
if ($shownewuserlink) { |
// ]]>
|
$newuserlink = &newuser_link($lt{'newuser'}).'<br />'; |
</script>
|
} |
|
my $logintitle; |
ENDSCRIPT
|
if ($loginheader eq 'text') { |
|
$logintitle ='<h2>'.$lt{'log'}.'</h2>'; |
# --------------------------------------------------- Print login screen header
|
} else { |
|
$logintitle = '<img src="'.$login.'" alt="'. |
my %add_entries = (
|
&mt('User Authentication').'" />'; |
bgcolor => "$mainbg",
|
} |
text => "$font",
|
|
link => "$link",
|
my $noscript_warning='<noscript><span class="LC_warning"><b>' |
vlink => "$vlink",
|
.&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.') |
alink => "$alink",
|
.'</b></span></noscript>'; |
onload => 'javascript:enableInput();',);
|
my $helpdeskscript; |
|
my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail, |
$r->print(&Apache::loncommon::start_page('The LearningOnline Network with CAPA Login',$js,
|
$version,$authdomain,\$helpdeskscript); |
{ 'redirect' => [$expire,'/adm/roles'],
|
|
'add_entries' => \%add_entries,
|
my $loginform=(<<LFORM); |
'only_body' => 1,}));
|
<form name="client" onsubmit="return(send())"> |
|
<input type="hidden" name="lextkey" value="$lextkey" /> |
# ----------------------------------------------------------------------- Texts
|
<input type="hidden" name="uextkey" value="$uextkey" /> |
|
<b><label for="uname">$lt{'un'}</label>:</b><br /> |
my %lt=&Apache::lonlocal::texthash(
|
<input type="text" name="uname" size="15" value="$authusername" /><br /> |
'un' => 'Username',
|
<b><label for="upass$now">$lt{'pw'}</label>:</b><br /> |
'pw' => 'Password',
|
<input type="password" name="upass$now" size="15" /><br /> |
'dom' => 'Domain',
|
<b><label for="udom">$lt{'dom'}</label>:</b><br /> |
'perc' => 'percent',
|
<input type="text" name="udom" size="15" value="$authdomain" /><br /> |
'load' => 'Server Load',
|
<input type="submit" value="$lt{'log'}" /> |
'userload' => 'User Load',
|
</form> |
'catalog' => 'Course/Community Catalog',
|
LFORM |
'log' => 'Log in',
|
|
'help' => 'Log-in Help',
|
if ($fullgraph) { |
'serv' => 'Server',
|
if ($showbanner) { |
'servadm' => 'Server Administration',
|
$r->print(<<HEADER); |
'helpdesk' => 'Contact Helpdesk',
|
<!-- The LON-CAPA Header --> |
'forgotpw' => 'Forgot password?',
|
<table border="0" align="left" width="100%" cellspacing="0" cellpadding="1"> |
'newuser' => 'New User?',
|
<tr> |
);
|
<td align="left" valign="top" bgcolor="$pgbg"> |
# -------------------------------------------------- Change password field name
|
<img src="$img" border="0" alt="The Learning Online Network with CAPA" /> |
|
</td> |
my $forgotpw = &forgotpwdisplay(%lt);
|
</tr> |
$forgotpw .= '<br />' if $forgotpw;
|
</table> |
my $loginhelp = &Apache::lonauth::loginhelpdisplay($authdomain);
|
HEADER |
if ($loginhelp) {
|
} |
$loginhelp = '<a href="'.$loginhelp.'">'.$lt{'help'}.'</a><br />';
|
if ($showmainlogo) { |
}
|
$r->print('<div class="LC_loginpage_space"> </div>'."\n". |
|
' <img src="'.$logo.'" alt="" />'."\n"); |
# ---------------------------------------------------- Serve out DES JavaScript
|
} |
{
|
$r->print(<<ENDTOP); |
my $jsh=Apache::File->new($include."/londes.js");
|
<div class="LC_loginpage_loginDomain">$domainlogo</div> |
$r->print(<$jsh>);
|
<div class="LC_loginpage_loginContainer"> |
}
|
$logintitle |
# ---------------------------------------------------------- Serve rest of page
|
<table border="0" align="left" cellspacing="1" cellpadding="2" width="100%"> |
|
<tr> |
$r->print(
|
<td> |
'<div class="LC_Box"'
|
$loginform |
.' style="margin:0 auto; padding:10px; width:90%; height: auto; background-color:#FFFFFF;">'
|
</td> |
);
|
</tr> |
|
</table> |
$r->print(<<ENDSERVERFORM);
|
$noscript_warning |
<form name="server" action="/adm/authenticate" method="post" target="_top">
|
</div> |
<input type="hidden" name="logtoken" value="$logtoken" />
|
|
<input type="hidden" name="serverid" value="$lonhost" />
|
<div class="LC_loginpage_loginInfo"> |
<input type="hidden" name="uname" value="" />
|
$loginhelp<br /> |
<input type="hidden" name="upass0" value="" />
|
$forgotpw<br /> |
<input type="hidden" name="upass1" value="" />
|
$contactblock<br /> |
<input type="hidden" name="upass2" value="" />
|
$newuserlink |
<input type="hidden" name="udom" value="" />
|
$coursecatalog<br /><br /> |
<input type="hidden" name="localpath" value="$env{'form.localpath'}" />
|
<a href="/adm/about.html"><b>$lt{'about'}</b></a> |
<input type="hidden" name="localres" value="$env{'form.localres'}" />
|
</div> |
</form>
|
|
ENDSERVERFORM
|
<div class="LC_loginpage_space"> </div> |
my $coursecatalog;
|
$announcements |
if (($showcoursecat eq '') || ($showcoursecat)) {
|
ENDTOP |
$coursecatalog = &coursecatalog_link($lt{'catalog'}).'<br />';
|
} |
}
|
|
my $newuserlink;
|
if($announcements){$r->print('<div class="LC_loginpage_space"> </div>');} |
if ($shownewuserlink) {
|
|
$newuserlink = &newuser_link($lt{'newuser'}).'<br />';
|
if ($fullgraph) { |
}
|
$r->print(<<ENDDOCUMENT); |
my $logintitle =
|
<table border="0" cellspacing="0" cellpadding="0"> |
'<h2 class="LC_hcell"'
|
<tr> |
.' style="background:'.$loginbox_header_bgcol.';'
|
<td align="left" valign="top"> |
.' color:'.$loginbox_header_textcol.'">'
|
<small><b> $lt{'dom'}: </b></small> |
.$lt{'log'}
|
</td> |
.'</h2>';
|
<td align="left" valign="top"> |
|
<small><tt> $domain</tt></small> |
my $noscript_warning='<noscript><span class="LC_warning"><b>'
|
</td> |
.&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.')
|
</tr> |
.'</b></span></noscript>';
|
<tr> |
my $helpdeskscript;
|
<td align="left" valign="top"> |
my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail,
|
<small><b> $lt{'serv'}: </b></small> |
$authdomain,\$helpdeskscript,
|
</td> |
$showhelpdesk,\@possdoms);
|
<td align="left" valign="top"> |
|
<small><tt> $lonhost ($role)</tt></small> |
my $mobileargs;
|
</td> |
if ($clientmobile) {
|
</tr> |
$mobileargs = 'autocapitalize="off" autocorrect="off"';
|
<tr> |
}
|
<td align="left" valign="top"> |
my $loginform=(<<LFORM);
|
<small><b> $lt{'load'}: </b></small> |
<form name="client" action="" onsubmit="return(send())">
|
</td> |
<input type="hidden" name="lextkey" value="$lextkey" />
|
<td align="left" valign="top"> |
<input type="hidden" name="uextkey" value="$uextkey" />
|
<small><tt> $loadpercent $lt{'perc'}</tt></small> |
<b><label for="uname">$lt{'un'}</label>:</b><br />
|
</td> |
<input type="text" name="uname" id="uname" size="15" value="$authusername" readonly="readonly" $mobileargs /><br />
|
</tr> |
<b><label for="upass$now">$lt{'pw'}</label>:</b><br />
|
<tr> |
<input type="password" name="upass$now" id="upass$now" size="15" readonly="readonly" /><br />
|
<td align="left" valign="top"> |
<b><label for="udom">$lt{'dom'}</label>:</b><br />
|
<small><b> $lt{'userload'}: </b></small> |
<input type="text" name="udom" id="udom" size="15" value="$authdomain" readonly="readonly" $mobileargs /><br />
|
</td> |
<input type="submit" value="$lt{'log'}" />
|
<td align="left" valign="top"> |
</form>
|
<small><tt> $userloadpercent $lt{'perc'}</tt></small> |
LFORM
|
</td> |
|
</tr> |
if ($showbanner) {
|
</table> |
$r->print(<<HEADER);
|
</div> |
<!-- The LON-CAPA Header -->
|
|
<div style="background:$pgbg;margin:0;width:100%;">
|
<script type="text/javascript"> |
<img src="$img" border="0" alt="The Learning Online Network with CAPA" />
|
// the if prevents the script error if the browser can not handle this |
</div>
|
if ( document.client.uname ) { document.client.uname.focus(); } |
HEADER
|
</script> |
}
|
$helpdeskscript |
$r->print(<<ENDTOP);
|
|
<div style="float:left;margin-top:0;">
|
ENDDOCUMENT |
<div class="LC_Box" style="background:$loginbox_bg;">
|
} |
$logintitle
|
my %endargs = ( 'noredirectlink' => 1, ); |
$loginform
|
$r->print(&Apache::loncommon::end_page(\%endargs)); |
$noscript_warning
|
return OK; |
</div>
|
} |
|
|
<div class="LC_Box" style="padding-top: 10px;">
|
sub contactdisplay { |
$loginhelp
|
my ($lt,$servadm,$showadminmail,$version,$authdomain,$helpdeskscript) = @_; |
$forgotpw
|
my $contactblock; |
$contactblock
|
my $showhelpdesk = 0; |
$newuserlink
|
my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'}; |
$coursecatalog
|
if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) { |
</div>
|
$showhelpdesk = 1; |
</div>
|
} |
|
if ($servadm && $showadminmail) { |
<div>
|
$contactblock .= '<b> '.$$lt{'servadm'}.':</b><br />'. |
ENDTOP
|
'<tt> '.$servadm.'</tt><br /> <br />'; |
if ($showmainlogo) {
|
} |
$r->print(' <img src="'.$logo.'" alt="" />'."\n");
|
if ($showhelpdesk) { |
}
|
$contactblock .= '<a href="javascript:helpdesk()">'.$lt->{'helpdesk'}.'</a><br />'; |
$r->print(<<ENDTOP);
|
my $thisurl = &escape('/adm/login'); |
$announcements
|
$$helpdeskscript = <<"ENDSCRIPT"; |
</div>
|
<script type="text/javascript"> |
<hr style="clear:both;" />
|
function helpdesk() { |
ENDTOP
|
var codedom = document.client.udom.value; |
my ($domainrow,$serverrow,$loadrow,$userloadrow,$versionrow);
|
if (codedom == '') { |
$domainrow = <<"END";
|
codedom = "$authdomain"; |
<tr>
|
} |
<td align="left" valign="top">
|
var querystr = "origurl=$thisurl&codedom="+codedom; |
<small><b>$lt{'dom'}: </b></small>
|
document.location.href = "/adm/helpdesk?"+querystr; |
</td>
|
return; |
<td align="left" valign="top">
|
} |
<small><tt> $domain</tt></small>
|
</script> |
</td>
|
ENDSCRIPT |
</tr>
|
} |
END
|
$contactblock .= <<"ENDBLOCK"; |
$serverrow = <<"END";
|
$version |
<tr>
|
ENDBLOCK |
<td align="left" valign="top">
|
return $contactblock; |
<small><b>$lt{'serv'}: </b></small>
|
} |
</td>
|
|
<td align="left" valign="top">
|
sub forgotpwdisplay { |
<small><tt> $lonhost ($role)</tt></small>
|
my (%lt) = @_; |
</td>
|
my $prompt_for_resetpw = 1; |
</tr>
|
if ($prompt_for_resetpw) { |
END
|
return '<a href="/adm/resetpw">'.$lt{'forgotpw'}.'</a>'; |
if ($loadlim) {
|
} |
$loadrow = <<"END";
|
return; |
<tr>
|
} |
<td align="left" valign="top">
|
|
<small><b>$lt{'load'}: </b></small>
|
sub loginhelpdisplay { |
</td>
|
my (%lt) = @_; |
<td align="left" valign="top">
|
my $login_help = 1; |
<small><tt> $loadpercent $lt{'perc'}</tt></small>
|
if ($login_help) { |
</td>
|
return '<a href="/adm/loginproblems.html">'.$lt{'help'}.'</a>'; |
</tr>
|
} |
END
|
return; |
}
|
} |
if ($uloadlim) {
|
|
$userloadrow = <<"END";
|
sub coursecatalog_link { |
<tr>
|
my ($linkname) = @_; |
<td align="left" valign="top">
|
return <<"END"; |
<small><b>$lt{'userload'}: </b></small>
|
<a href="/adm/coursecatalog">$linkname</a> |
</td>
|
END |
<td align="left" valign="top">
|
} |
<small><tt> $userloadpercent $lt{'perc'}</tt></small>
|
|
</td>
|
sub newuser_link { |
</tr>
|
my ($linkname) = @_; |
END
|
return ' <a href="/adm/createaccount"><b>'.$linkname.'</b></a><br />'; |
}
|
} |
if (($version ne '') && ($version ne '<!-- VERSION -->')) {
|
|
$versionrow = <<"END";
|
1; |
<tr>
|
__END__ |
<td colspan="2" align="left">
|
|
<small>$version</small>
|
|
</td>
|
|
</tr>
|
|
END
|
|
}
|
|
|
|
$r->print(<<ENDDOCUMENT);
|
|
<div style="float: left;">
|
|
<table border="0" cellspacing="0" cellpadding="0">
|
|
$domainrow
|
|
$serverrow
|
|
$loadrow
|
|
$userloadrow
|
|
$versionrow
|
|
</table>
|
|
</div>
|
|
<div style="float: right;">
|
|
$domainlogo
|
|
</div>
|
|
<br style="clear:both;" />
|
|
</div>
|
|
|
|
<script type="text/javascript">
|
|
// <![CDATA[
|
|
// the if prevents the script error if the browser can not handle this
|
|
if ( document.client.uname ) { document.client.uname.focus(); }
|
|
// ]]>
|
|
</script>
|
|
$helpdeskscript
|
|
|
|
ENDDOCUMENT
|
|
my %endargs = ( 'noredirectlink' => 1, );
|
|
$r->print(&Apache::loncommon::end_page(\%endargs));
|
|
return OK;
|
|
}
|
|
|
|
sub check_loginvia {
|
|
my ($domain,$lonhost) = @_;
|
|
if ($domain eq '' || $lonhost eq '') {
|
|
return;
|
|
}
|
|
my %domconfhash = &Apache::loncommon::get_domainconf($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 $output;
|
|
}
|
|
|
|
sub redirect_page {
|
|
my ($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;
|
|
}
|
|
|
|
sub contactdisplay {
|
|
my ($lt,$servadm,$showadminmail,$authdomain,$helpdeskscript,$showhelpdesk,
|
|
$possdoms) = @_;
|
|
my $contactblock;
|
|
my $origmail;
|
|
if (ref($possdoms) eq 'ARRAY') {
|
|
if (grep(/^\Q$authdomain\E$/,@{$possdoms})) {
|
|
$origmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
|
|
}
|
|
}
|
|
my $requestmail =
|
|
&Apache::loncommon::build_recipient_list(undef,'helpdeskmail',
|
|
$authdomain,$origmail);
|
|
unless ($showhelpdesk eq '0') {
|
|
if ($requestmail =~ m/[^\@]+\@[^\@]+/) {
|
|
$showhelpdesk = 1;
|
|
} else {
|
|
$showhelpdesk = 0;
|
|
}
|
|
}
|
|
if ($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 possdom = document.client.udom.value;
|
|
var codedom = possdom.replace( new RegExp("[^A-Za-z0-9.\\-]","g"),'');
|
|
if (codedom == '') {
|
|
codedom = "$authdomain";
|
|
}
|
|
var querystr = "origurl=$thisurl&codedom="+codedom;
|
|
document.location.href = "/adm/helpdesk?"+querystr;
|
|
return;
|
|
}
|
|
// ]]>
|
|
</script>
|
|
ENDSCRIPT
|
|
}
|
|
return $contactblock;
|
|
}
|
|
|
|
sub forgotpwdisplay {
|
|
my (%lt) = @_;
|
|
my $prompt_for_resetpw = 1;
|
|
if ($prompt_for_resetpw) {
|
|
return '<a href="/adm/resetpw">'.$lt{'forgotpw'}.'</a>';
|
|
}
|
|
return;
|
|
}
|
|
|
|
sub coursecatalog_link {
|
|
my ($linkname) = @_;
|
|
return <<"END";
|
|
<a href="/adm/coursecatalog">$linkname</a>
|
|
END
|
|
}
|
|
|
|
sub newuser_link {
|
|
my ($linkname) = @_;
|
|
return '<a href="/adm/createaccount">'.$linkname.'</a>';
|
|
}
|
|
|
|
1;
|
|
__END__
|