version 1.101.10.1, 2010/09/15 18:28:45
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version 1.160, 2020/10/15 03:09:40
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# The LearningOnline Network |
# The LearningOnline Network
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# User Authentication Module |
# User Authentication Module
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# |
#
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# $Id$ |
# $Id$
|
# |
#
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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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# 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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|
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package Apache::lonauth; |
package Apache::lonauth;
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use strict; |
use strict;
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use LONCAPA; |
use LONCAPA qw(:DEFAULT :match);
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use Apache::Constants qw(:common); |
use Apache::Constants qw(:common);
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use CGI qw(:standard); |
use CGI qw(:standard);
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use DynaLoader; # for Crypt::DES version |
use Apache::loncommon();
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use Crypt::DES; |
use Apache::lonnet;
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use Apache::loncommon(); |
use Apache::lonmenu();
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use Apache::lonnet; |
use Apache::createaccount;
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use Apache::lonmenu(); |
use Apache::ltiauth;
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use Apache::createaccount; |
use Fcntl qw(:flock);
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use Fcntl qw(:flock); |
use Apache::lonlocal;
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use Apache::lonlocal; |
use Apache::File();
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use HTML::Entities; |
use HTML::Entities;
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use Digest::MD5;
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# ------------------------------------------------------------ Successful login |
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sub success { |
# ------------------------------------------------------------ Successful login
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my ($r, $username, $domain, $authhost, $lowerurl, $extra_env, |
sub success {
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$form) = @_; |
my ($r, $username, $domain, $authhost, $lowerurl, $extra_env,
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$form,$skipcritical,$cid) = @_;
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# ------------------------------------------------------------ Get cookie ready |
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my $cookie = |
# ------------------------------------------------------------ Get cookie ready
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&Apache::loncommon::init_user_environment($r, $username, $domain, |
my $cookie =
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$authhost, $form, |
&Apache::loncommon::init_user_environment($r, $username, $domain,
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{'extra_env' => $extra_env,}); |
$authhost, $form,
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{'extra_env' => $extra_env,});
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my $public=($username eq 'public' && $domain eq 'public'); |
|
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my $public=($username eq 'public' && $domain eq 'public');
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if ($public or $lowerurl eq 'noredirect') { return $cookie; } |
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if ($public or $lowerurl eq 'noredirect') { return $cookie; }
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# -------------------------------------------------------------------- Log this |
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# -------------------------------------------------------------------- Log this
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&Apache::lonnet::log($domain,$username,$authhost, |
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"Login $ENV{'REMOTE_ADDR'}"); |
&Apache::lonnet::log($domain,$username,$authhost,
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"Login $ENV{'REMOTE_ADDR'}");
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# ------------------------------------------------- Check for critical messages |
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# ------------------------------------------------- Check for critical messages
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my @what=&Apache::lonnet::dump('critical',$domain,$username); |
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if ($what[0]) { |
unless ($skipcritical) {
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if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) { |
my @what=&Apache::lonnet::dump('critical',$domain,$username);
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$lowerurl='/adm/email?critical=display'; |
if ($what[0]) {
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} |
if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) {
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} |
$lowerurl='/adm/email?critical=display';
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}
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# ------------------------------------------------------------ Get cookie ready |
}
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$cookie="lonID=$cookie; path=/"; |
}
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# -------------------------------------------------------- Menu script and info |
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my $destination = $lowerurl; |
# ----------------------------------------------------------- Get cookies ready
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my ($securecookie,$defaultcookie);
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if (defined($form->{role})) { |
my $ssl = $r->subprocess_env('https');
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my $envkey = 'user.role.'.$form->{role}; |
if ($ssl) {
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my $now=time; |
$securecookie="lonSID=$cookie; path=/; HttpOnly; secure";
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my $then=$env{'user.login.time'}; |
my $lonidsdir=$r->dir_config('lonIDsDir');
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my $refresh=$env{'user.refresh.time'}; |
if (($lonidsdir) && (-e "$lonidsdir/$cookie.id")) {
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if (exists($env{$envkey})) { |
my $linkname=substr(Digest::MD5::md5_hex(Digest::MD5::md5_hex(time(). {}. rand(). $$)), 0, 32).'_linked';
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my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus); |
if (-e "$lonidsdir/$linkname.id") {
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&Apache::lonnet::role_status($envkey,$then,$refresh,$now,\$role,\$where, |
unlink("$lonidsdir/$linkname.id");
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\$trolecode,\$tstatus,\$tstart,\$tend); |
}
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if ($tstatus eq 'is') { |
my $made_symlink = eval { symlink("$lonidsdir/$cookie.id",
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$destination .= ($destination =~ /\?/) ? '&' : '?'; |
"$lonidsdir/$linkname.id"); 1 };
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my $newrole = &HTML::Entities::encode($form->{role},'"<>&'); |
if ($made_symlink) {
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$destination .= 'selectrole=1&'.$newrole.'=1'; |
$defaultcookie = "lonLinkID=$linkname; path=/; HttpOnly;";
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} |
&Apache::lonnet::appenv({'user.linkedenv' => $linkname});
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} |
}
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} |
}
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if (defined($form->{symb})) { |
} else {
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my $destsymb = $form->{symb}; |
$defaultcookie = "lonID=$cookie; path=/; HttpOnly;";
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$destination .= ($destination =~ /\?/) ? '&' : '?'; |
}
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if ($destsymb =~ /___/) { |
# -------------------------------------------------------- Menu script and info
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# FIXME Need to deal with encrypted symbs and urls as needed. |
my $destination = $lowerurl;
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my ($map,$resid,$desturl)=split(/___/,$destsymb); |
if ($env{'request.lti.login'}) {
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unless ($desturl=~/^(adm|uploaded|editupload|public)/) { |
if (($env{'request.lti.reqcrs'}) && ($env{'request.lti.reqrole'} eq 'cc')) {
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$desturl = &Apache::lonnet::clutter($desturl); |
&Apache::loncommon::content_type($r,'text/html');
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} |
if ($securecookie) {
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$desturl = &HTML::Entities::encode($desturl,'"<>&'); |
$r->headers_out->add('Set-cookie' => $securecookie);
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$destsymb = &HTML::Entities::encode($destsymb,'"<>&'); |
}
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$destination .= '&destinationurl='.$desturl. |
if ($defaultcookie) {
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'&destsymb='.$destsymb; |
$r->headers_out->add('Set-cookie' => $defaultcookie);
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} else { |
}
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$destsymb = &HTML::Entities::encode($destsymb,'"<>&'); |
$r->send_http_header;
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$destination .= '&destinationurl='.$destsymb; |
if (ref($form) eq 'HASH') {
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} |
$form->{'lti.login'} = $env{'request.lti.login'};
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} |
$form->{'lti.reqcrs'} = $env{'request.lti.reqcrs'};
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$form->{'lti.reqrole'} = $env{'request.lti.reqrole'};
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my $windowinfo=&Apache::lonmenu::open($env{'browser.os'}); |
$form->{'lti.sourcecrs'} = $env{'request.lti.sourcecrs'};
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my $startupremote=&Apache::lonmenu::startupremote($destination); |
}
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my $remoteinfo=&Apache::lonmenu::load_remote_msg($lowerurl); |
&Apache::ltiauth::lti_reqcrs($r,$domain,$form,$username,$domain);
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my $setflags=&Apache::lonmenu::setflags(); |
return;
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my $maincall=&Apache::lonmenu::maincall(); |
}
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my $brcrum = [{'href' => '', |
if ($env{'request.lti.selfenrollrole'}) {
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'text' => 'Successful Login'},]; |
if (&Apache::ltiauth::lti_enroll($username,$domain,
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my $start_page=&Apache::loncommon::start_page('Successful Login', |
$env{'request.lti.selfenrollrole'}) eq 'ok') {
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$startupremote, |
$form->{'role'} = $env{'request.lti.selfenrollrole'};
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{'no_inline_link' => 1, |
&Apache::lonnet::delenv('request.lti.selfenrollrole');
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'bread_crumbs' => $brcrum,}); |
} else {
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my $end_page =&Apache::loncommon::end_page(); |
&Apache::ltiauth::invalid_request($r,24);
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}
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my $continuelink; |
}
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if ($env{'environment.remote'} eq 'off') { |
}
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$continuelink='<a href="'.$destination.'">'.&mt('Continue').'</a>'; |
if (defined($form->{role})) {
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} |
my $envkey = 'user.role.'.$form->{role};
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# ------------------------------------------------- Output for successful login |
my $now=time;
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my $then=$env{'user.login.time'};
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&Apache::loncommon::content_type($r,'text/html'); |
my $refresh=$env{'user.refresh.time'};
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$r->header_out('Set-cookie' => $cookie); |
my $update=$env{'user.update.time'};
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$r->send_http_header; |
if (!$update) {
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$update = $then;
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my %lt=&Apache::lonlocal::texthash( |
}
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'wel' => 'Welcome', |
if (exists($env{$envkey})) {
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'mes' => 'Welcome to the Learning<i>Online</i> Network with CAPA. Please wait while your session is being set up.', |
my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus);
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'pro' => 'Login problems?', |
&Apache::lonnet::role_status($envkey,$update,$refresh,$now,\$role,\$where,
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'log' => 'loginproblems.html', |
\$trolecode,\$tstatus,\$tstart,\$tend);
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); |
if ($tstatus eq 'is') {
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$r->print(<<ENDSUCCESS); |
$destination .= ($destination =~ /\?/) ? '&' : '?';
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$start_page |
my $newrole = &HTML::Entities::encode($form->{role},'"<>&');
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$setflags |
$destination .= 'selectrole=1&'.$newrole.'=1';
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$windowinfo |
}
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<h1>$lt{'wel'}</h1> |
}
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$lt{'mes'}<p> |
}
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<a href="/adm/$lt{'log'}">$lt{'pro'}</a></p> |
if (defined($form->{symb})) {
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$remoteinfo |
my $destsymb = $form->{symb};
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$maincall |
my $encrypted;
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$continuelink |
if ($destsymb =~ m{^/enc/}) {
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$end_page |
$encrypted = 1;
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ENDSUCCESS |
if ($cid) {
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} |
$destsymb = &Apache::lonenc::unencrypted($destsymb,$cid);
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}
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# --------------------------------------------------------------- Failed login! |
}
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$destination .= ($destination =~ /\?/) ? '&' : '?';
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sub failed { |
if ($destsymb =~ /___/) {
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my ($r,$message,$form) = @_; |
my ($map,$resid,$desturl)=split(/___/,$destsymb);
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my $start_page = &Apache::loncommon::start_page('Unsuccessful Login',undef, |
$desturl = &Apache::lonnet::clutter($desturl);
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{'no_inline_link' => 1,}); |
if ($encrypted) {
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my $retry = '/adm/login?username='.$form->{'uname'}. |
$desturl = &Apache::lonenc::encrypted($desturl,1,$cid);
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'&domain='.$form->{'udom'}; |
$destsymb = $form->{symb};
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if (exists($form->{role})) { |
}
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$retry .= '&role='.$form->{role}; |
$desturl = &HTML::Entities::encode($desturl,'"<>&');
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} |
$destsymb = &HTML::Entities::encode($destsymb,'"<>&');
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if (exists($form->{symb})) { |
$destination .= 'destinationurl='.$desturl.
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$retry .= '&symb='.$form->{symb}; |
'&destsymb='.$destsymb;
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} |
} elsif (!$encrypted) {
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my $end_page = &Apache::loncommon::end_page(); |
$destsymb = &HTML::Entities::encode($destsymb,'"<>&');
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&Apache::loncommon::content_type($r,'text/html'); |
$destination .= 'destinationurl='.$destsymb;
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$r->send_http_header; |
}
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$r->print( |
}
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$start_page |
if ($destination =~ m{^/adm/roles}) {
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.'<h1>'.&mt('Sorry ...').'</h1>' |
$destination .= ($destination =~ /\?/) ? '&' : '?';
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.'<p class="LC_warning">'.&mt($message).'</p>' |
$destination .= 'source=login';
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.'<p>'.&mt('Please [_1]log in again[_2].','<a href="'.$retry.'">','</a>') |
}
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.'</p>' |
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.'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>' |
my $windowname = 'loncapaclient';
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.$end_page |
if ($env{'request.lti.login'}) {
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); |
$windowname .= 'lti';
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} |
}
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my $windowinfo = Apache::lonhtmlcommon::scripttag('self.name="'.$windowname.'";');
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# ------------------------------------------------------------------ Rerouting! |
my $brcrum = [{'href' => '',
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'text' => 'Successful Login'},];
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sub reroute { |
my $args = {'bread_crumbs' => $brcrum,};
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my ($r) = @_; |
unless ((defined($form->{role})) || (defined($form->{symb}))) {
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&Apache::loncommon::content_type($r,'text/html'); |
my $update=$env{'user.update.time'};
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$r->send_http_header; |
if (!$update) {
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my $msg='<h1>'.&mt('Sorry ...').'</h1>' |
$update = $env{'user.login.time'};
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.&mt('Please [_1]log in again[_2].'); |
}
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&Apache::loncommon::simple_error_page($r,'Rerouting',$msg); |
my %roles_in_env;
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} |
my $showcount = &Apache::lonroles::roles_from_env(\%roles_in_env,$update);
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if ($showcount == 1) {
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# ---------------------------------------------------------------- Main handler |
foreach my $rolecode (keys(%roles_in_env)) {
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my ($cid) = ($rolecode =~ m{^\Quser.role.st./\E($match_domain/$match_courseid)(?:/|$)});
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sub handler { |
if ($cid) {
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my $r = shift; |
my %coursedescription =
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my $form; |
&Apache::lonnet::coursedescription($cid,{'one_time' => '1'});
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# Are we re-routing? |
if ($coursedescription{'type'} eq 'Placement') {
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if (-e '/home/httpd/html/lon-status/reroute.txt') { |
$args->{'crstype'} = 'Placement';
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&reroute($r); |
}
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return OK; |
last;
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} |
}
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}
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&Apache::lonlocal::get_language_handle($r); |
}
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}
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# -------------------------------- Prevent users from attempting to login twice |
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my $handle = &Apache::lonnet::check_for_valid_session($r); |
# ------------------------------------------------- Output for successful login
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if ($handle ne '') { |
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# Indeed, a valid token is found |
&Apache::loncommon::content_type($r,'text/html');
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&Apache::loncommon::content_type($r,'text/html'); |
if ($securecookie) {
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$r->send_http_header; |
$r->headers_out->add('Set-cookie' => $securecookie);
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my $start_page = |
}
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&Apache::loncommon::start_page('Already logged in'); |
if ($defaultcookie) {
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my $end_page = |
$r->headers_out->add('Set-cookie' => $defaultcookie);
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&Apache::loncommon::end_page(); |
}
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$r->print( |
$r->send_http_header;
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$start_page |
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.'<h1>'.&mt('You are already logged in!').'</h1>' |
my ($start_page,$js,$pagebody,$end_page);
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.'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].' |
if ($env{'request.lti.login'}) {
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,'<a href="/adm/roles">','</a>','<a href="/adm/logout">','</a>') |
$args = {'only_body' => 1};
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.'</p>' |
if ($env{'request.lti.target'} eq '') {
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.'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>' |
my $ltitarget = (($destination =~ /\?/) ? '&' : '?').
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.$end_page |
'ltitarget=iframe';
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); |
$js = <<"ENDJS";
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return OK; |
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} |
<script type="text/javascript">
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// <![CDATA[
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# ---------------------------------------------------- No valid token, continue |
function setLTItarget() {
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var newloc = '$destination';
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if (parent !== window) {
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my $buffer; |
newloc += '$ltitarget';
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if ($r->header_in('Content-length') > 0) { |
}
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$r->read($buffer,$r->header_in('Content-length'),0); |
window.location.href=newloc;
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} |
}
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my %form; |
// ]]>
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foreach my $pair (split(/&/,$buffer)) { |
</script>
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my ($name,$value) = split(/=/,$pair); |
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$value =~ tr/+/ /; |
ENDJS
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$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
$args->{'add_entries'} = {'onload' => "javascript:setLTItarget();"};
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$form{$name}=$value; |
$pagebody = '<noscript><span class="LC_warning">'
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} |
.&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.')
|
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.'</span></noscript>';
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if ((!$form{'uname'}) || (!$form{'upass0'}) || (!$form{'udom'})) { |
} else {
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&failed($r,'Username, password and domain need to be specified.', |
$args->{'redirect'} = [0,$destination,1];
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\%form); |
}
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return OK; |
$start_page=&Apache::loncommon::start_page('',$js,$args);
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} |
} else {
|
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$args->{'redirect'} = [0,$destination];
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# split user logging in and "su"-user |
$start_page=&Apache::loncommon::start_page('Successful Login',
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$js,$args);
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($form{'uname'},$form{'suname'})=split(/\:/,$form{'uname'}); |
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$form{'uname'} = &LONCAPA::clean_username($form{'uname'}); |
my %lt=&Apache::lonlocal::texthash(
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$form{'suname'}= &LONCAPA::clean_username($form{'suname'}); |
'wel' => 'Welcome',
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$form{'udom'} = &LONCAPA::clean_domain( $form{'udom'}); |
'pro' => 'Login problems?',
|
|
);
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my $role = $r->dir_config('lonRole'); |
$pagebody = "<h1>$lt{'wel'}</h1>\n".
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my $domain = $r->dir_config('lonDefDomain'); |
&mt('Welcome to the Learning[_1]Online[_2] Network with CAPA. Please wait while your session is being set up.','<i>','</i>');
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my $prodir = $r->dir_config('lonUsersDir'); |
my $loginhelp = &loginhelpdisplay($domain);
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my $contact_name = &mt('LON-CAPA helpdesk'); |
if ($loginhelp) {
|
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$pagebody .= '<p><a href="'.$loginhelp.'">'.$lt{'pro'}.'</a></p>';
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# ---------------------------------------- Get the information from login token |
}
|
|
}
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my $tmpinfo=Apache::lonnet::reply('tmpget:'.$form{'logtoken'}, |
$end_page = &Apache::loncommon::end_page();
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$form{'serverid'}); |
$r->print(<<ENDSUCCESS);
|
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$start_page
|
if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost')) { |
$windowinfo
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&failed($r,'Information needed to verify your login information is missing, inaccessible or expired.',\%form); |
$pagebody
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return OK; |
$end_page
|
} else { |
ENDSUCCESS
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my $reply = &Apache::lonnet::reply('tmpdel:'.$form{'logtoken'}, |
return;
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$form{'serverid'}); |
}
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if ( $reply ne 'ok' ) { |
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&failed($r,'Session could not be opened.',\%form); |
# --------------------------------------------------------------- Failed login!
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&Apache::lonnet::logthis("ERROR got a reply of $reply when trying to contact ". $form{'serverid'}." to get login token"); |
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return OK; |
sub failed {
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} |
my ($r,$message,$form) = @_;
|
} |
(undef,undef,undef,my $clientmathml,my $clientunicode) =
|
|
&Apache::loncommon::decode_user_agent();
|
if (!&Apache::lonnet::domain($form{'udom'})) { |
my $args = {};
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&failed($r,'The domain you provided is not a valid LON-CAPA domain.',\%form); |
if ($clientunicode && !$clientmathml) {
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return OK; |
$args = {'browser.unicode' => 1};
|
} |
}
|
|
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my ($key,$firsturl,$rolestr,$symbstr)=split(/&/,$tmpinfo); |
my $start_page = &Apache::loncommon::start_page('Unsuccessful Login',undef,$args);
|
if ($rolestr) { |
my $uname = &Apache::loncommon::cleanup_html($form->{'uname'});
|
$rolestr = &unescape($rolestr); |
my $udom = &Apache::loncommon::cleanup_html($form->{'udom'});
|
} |
if (&Apache::lonnet::domain($udom,'description') eq '') {
|
if ($symbstr) { |
undef($udom);
|
$symbstr= &unescape($symbstr); |
}
|
} |
my $retry = '/adm/login';
|
if ($rolestr =~ /^role=/) { |
if ($uname eq $form->{'uname'}) {
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(undef,$form{'role'}) = split('=',$rolestr); |
$retry .= '?username='.$uname;
|
} |
}
|
if ($symbstr =~ /^symb=/) { |
if ($udom) {
|
(undef,$form{'symb'}) = split('=',$symbstr); |
$retry .= (($retry=~/\?/)?'&':'?').'domain='.$udom;
|
} |
}
|
|
if (exists($form->{role})) {
|
my $keybin=pack("H16",$key); |
my $role = &Apache::loncommon::cleanup_html($form->{role});
|
|
if ($role ne '') {
|
my $cipher; |
$retry .= (($retry=~/\?/)?'&':'?').'role='.$role;
|
if ($Crypt::DES::VERSION>=2.03) { |
}
|
$cipher=new Crypt::DES $keybin; |
}
|
} |
if (exists($form->{symb})) {
|
else { |
my $symb = &Apache::loncommon::cleanup_html($form->{symb});
|
$cipher=new DES $keybin; |
if ($symb ne '') {
|
} |
$retry .= (($retry=~/\?/)?'&':'?').'symb='.$symb;
|
my $upass=''; |
}
|
for (my $i=0;$i<=2;$i++) { |
}
|
my $chunk= |
if (exists($form->{firsturl})) {
|
$cipher->decrypt(unpack("a8",pack("H16",substr($form{'upass'.$i},0,16)))); |
my $firsturl = &Apache::loncommon::cleanup_html($form->{firsturl});
|
|
if ($firsturl ne '') {
|
$chunk.= |
$retry .= (($retry=~/\?/)?'&':'?').'firsturl='.$firsturl;
|
$cipher->decrypt(unpack("a8",pack("H16",substr($form{'upass'.$i},16,16)))); |
if ($firsturl =~ m{^/tiny/$match_domain/\w+$}) {
|
|
unless (exists($form->{linkprot})) {
|
$chunk=substr($chunk,1,ord(substr($chunk,0,1))); |
if (exists($form->{linkkey})) {
|
$upass.=$chunk; |
$retry .= 'linkkey='.$form->{linkkey};
|
} |
}
|
|
}
|
# ---------------------------------------------------------------- Authenticate |
}
|
my @cancreate; |
}
|
my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$form{'udom'}); |
}
|
if (ref($domconfig{'usercreation'}) eq 'HASH') { |
if (exists($form->{linkprot})) {
|
if (ref($domconfig{'usercreation'}{'cancreate'}) eq 'HASH') { |
my $ltoken = &Apache::lonnet::tmpput({linkprot => $form->{'linkprot'}},
|
if (ref($domconfig{'usercreation'}{'cancreate'}{'selfcreate'}) eq 'ARRAY') { |
$r->dir_config('lonHostID'));
|
@cancreate = @{$domconfig{'usercreation'}{'cancreate'}{'selfcreate'}}; |
if ($ltoken) {
|
} elsif (($domconfig{'usercreation'}{'cancreate'}{'selfcreate'} ne 'none') && |
$retry .= (($retry =~ /\?/) ? '&' : '?').'ltoken='.$ltoken;
|
($domconfig{'usercreation'}{'cancreate'}{'selfcreate'} ne '')) { |
}
|
@cancreate = ($domconfig{'usercreation'}{'cancreate'}{'selfcreate'}); |
}
|
} |
my $end_page = &Apache::loncommon::end_page();
|
} |
&Apache::loncommon::content_type($r,'text/html');
|
} |
$r->send_http_header;
|
my $defaultauth; |
my @actions =
|
if (grep(/^login$/,@cancreate)) { |
(&mt('Please [_1]log in again[_2].','<a href="'.$retry.'">','</a>'));
|
$defaultauth = 1; |
my $loginhelp = &loginhelpdisplay($udom);
|
} |
if ($loginhelp) {
|
my $uname = $form{'uname'}; |
push(@actions, '<a href="'.$loginhelp.'">'.&mt('Login problems?').'</a>');
|
my $authhost=Apache::lonnet::authenticate($uname,$upass, |
}
|
$form{'udom'},$defaultauth); |
#FIXME: link to helpdesk might be added here
|
|
|
# --------------------------------------------------------------------- Failed? |
$r->print(
|
|
$start_page
|
if ($authhost eq 'no_host') { |
.'<h2>'.&mt('Sorry ...').'</h2>'
|
my $lc_uname = lc($form{'uname'}); |
.&Apache::lonhtmlcommon::confirm_success(&mt($message),1).'<br /><br />'
|
if ($uname eq $lc_uname) { |
.&Apache::lonhtmlcommon::actionbox(\@actions)
|
&failed($r,'Username and/or password could not be authenticated.', |
.$end_page
|
\%form); |
);
|
return OK; |
}
|
} else { |
|
$authhost=Apache::lonnet::authenticate($lc_uname,$upass, |
# ------------------------------------------------------------------ Rerouting!
|
$form{'udom'},$defaultauth); |
|
if ($authhost eq 'no_host') { |
sub reroute {
|
&failed($r,'Username (in lower case) and/or password could not be authenticated.', |
my ($r) = @_;
|
\%form); |
&Apache::loncommon::content_type($r,'text/html');
|
return OK; |
$r->send_http_header;
|
} elsif ($authhost eq 'no_account_on_host') { |
my $msg='<b>'.&mt('Sorry ...').'</b><br />'
|
&create_account($r,\%form,\@cancreate,$lc_uname,$contact_name); |
.&mt('Please [_1]log in again[_2].');
|
return OK; |
&Apache::loncommon::simple_error_page($r,'Rerouting',$msg,{'no_auto_mt_msg' => 1});
|
} else { |
}
|
$form{'uname'} = $lc_uname; |
|
} |
# ---------------------------------------------------------------- Main handler
|
} |
|
} elsif ($authhost eq 'no_account_on_host') { |
sub handler {
|
&create_account($r,\%form,\@cancreate,$uname); |
my $r = shift;
|
return OK; |
my $londocroot = $r->dir_config('lonDocRoot');
|
} |
# Are we re-routing?
|
|
if (-e "$londocroot/lon-status/reroute.txt") {
|
if (($firsturl eq '') || |
&reroute($r);
|
($firsturl=~/^\/adm\/(logout|remote)/)) { |
return OK;
|
$firsturl='/adm/roles'; |
}
|
} |
|
# --------------------------------- Are we attempting to login as somebody else? |
&Apache::lonlocal::get_language_handle($r);
|
if ($form{'suname'}) { |
|
# ------------ see if the original user has enough privileges to pull this stunt |
# -------------------------------- Prevent users from attempting to login twice
|
if (&Apache::lonnet::privileged($form{'uname'},$form{'udom'})) { |
my $handle = &Apache::lonnet::check_for_valid_session($r);
|
# ---------------------------------------------------- see if the su-user exists |
if ($handle ne '') {
|
unless (&Apache::lonnet::homeserver($form{'suname'},$form{'udom'}) |
my $lonidsdir=$r->dir_config('lonIDsDir');
|
eq 'no_host') { |
if ($handle=~/^publicuser\_/) {
|
&Apache::lonnet::logthis(&Apache::lonnet::homeserver($form{'suname'},$form{'udom'})); |
# For "public user" - remove it, we apparently really want to login
|
# ------------------------------ see if the su-user is not too highly privileged |
unlink($r->dir_config('lonIDsDir')."/$handle.id");
|
unless (&Apache::lonnet::privileged($form{'suname'},$form{'udom'})) { |
} else {
|
# -------------------------------------------------------- actually switch users |
# Indeed, a valid token is found
|
&Apache::lonnet::logperm('User '.$form{'uname'}.' at '.$form{'udom'}. |
&Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
|
' logging in as '.$form{'suname'}); |
&Apache::loncommon::content_type($r,'text/html');
|
$form{'uname'}=$form{'suname'}; |
$r->send_http_header;
|
} else { |
my $start_page =
|
&Apache::lonnet::logthis('Attempted switch user to privileged user'); |
&Apache::loncommon::start_page('Already logged in');
|
} |
my $end_page =
|
} |
&Apache::loncommon::end_page();
|
} else { |
my $dest = '/adm/roles';
|
&Apache::lonnet::logthis('Non-privileged user attempting switch user'); |
if ($env{'form.firsturl'} ne '') {
|
} |
$dest = $env{'form.firsturl'};
|
} |
if ($env{'form.firsturl'} =~ m{^/tiny/$match_domain/\w+$}) {
|
|
&Apache::lonnet::appenv({'request.deeplink.login' => $env{'form.firsturl'}});
|
if ($r->dir_config("lonBalancer") eq 'yes') { |
}
|
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef, |
}
|
\%form); |
$r->print(
|
$r->internal_redirect('/adm/switchserver'); |
$start_page
|
} else { |
.'<p class="LC_warning">'.&mt('You are already logged in!').'</p>'
|
&success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,undef, |
.'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].'
|
\%form); |
,'<a href="'.$dest.'">','</a>','<a href="/adm/logout">','</a>')
|
} |
.'</p>'
|
return OK; |
.$end_page
|
} |
);
|
|
return OK;
|
sub create_account { |
}
|
my ($r,$form,$cancreate,$uname,$contact_name) = @_; |
}
|
return unless((ref($form) eq 'HASH') && (ref($cancreate) eq 'ARRAY')); |
|
my %domconfig = |
# ---------------------------------------------------- No valid token, continue
|
&Apache::lonnet::get_dom('configuration',['usercreation'],$form->{'udom'}); |
|
if (grep(/^login$/,@{$cancreate})) { |
|
my $start_page = |
my $buffer;
|
&Apache::loncommon::start_page('Create a user account in LON-CAPA', |
if ($r->header_in('Content-length') > 0) {
|
'',{'no_inline_link' => 1,}); |
$r->read($buffer,$r->header_in('Content-length'),0);
|
my $domdesc = &Apache::lonnet::domain($form->{'udom'},'description'); |
}
|
my $lonhost = $r->dir_config('lonHostID'); |
my %form;
|
my $origmail = $Apache::lonnet::perlvar{'lonSupportEMail'}; |
foreach my $pair (split(/&/,$buffer)) {
|
my $contacts = |
my ($name,$value) = split(/=/,$pair);
|
&Apache::loncommon::build_recipient_list(undef,'helpdeskmail', |
$value =~ tr/+/ /;
|
$form->{'udom'},$origmail); |
$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
|
my ($contact_email) = split(',',$contacts); |
$form{$name}=$value;
|
my $output = |
}
|
&Apache::createaccount::username_check($uname,$form->{'udom'}, |
|
$domdesc,'',$lonhost, |
if ((!$form{'uname'}) || (!$form{'upass0'}) || (!$form{'udom'})) {
|
$contact_email,$contact_name); |
&failed($r,'Username, password and domain need to be specified.',
|
&Apache::loncommon::content_type($r,'text/html'); |
\%form);
|
$r->send_http_header; |
return OK;
|
&Apache::createaccount::print_header($r,$start_page); |
}
|
$r->print('<h3>'.&mt('Account creation').'</h3>'. |
|
&mt('Although your username and password were authenticated, you do not currently have a LON-CAPA account at this institution.').'<br />'. |
# split user logging in and "su"-user
|
$output.&Apache::loncommon::end_page()); |
|
} else { |
($form{'uname'},$form{'suname'},$form{'sudom'})=split(/\:/,$form{'uname'});
|
&failed($r,'Although your username and password were authenticated, you do not currently have a LON-CAPA account in this domain, and you are not permitted to create one.',$form); |
$form{'uname'} = &LONCAPA::clean_username($form{'uname'});
|
} |
$form{'suname'}= &LONCAPA::clean_username($form{'suname'});
|
return; |
$form{'udom'} = &LONCAPA::clean_domain($form{'udom'});
|
} |
$form{'sudom'} = &LONCAPA::clean_domain($form{'sudom'});
|
|
|
1; |
my $role = $r->dir_config('lonRole');
|
__END__ |
my $domain = $r->dir_config('lonDefDomain');
|
|
my $prodir = $r->dir_config('lonUsersDir');
|
|
my $contact_name = &mt('LON-CAPA helpdesk');
|
|
|
|
# ---------------------------------------- Get the information from login token
|
|
|
|
my $tmpinfo=Apache::lonnet::reply('tmpget:'.$form{'logtoken'},
|
|
$form{'serverid'});
|
|
|
|
if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost') ||
|
|
($tmpinfo eq 'no_such_host')) {
|
|
&failed($r,'Information needed to verify your login information is missing, inaccessible or expired.',\%form);
|
|
return OK;
|
|
} else {
|
|
my $reply = &Apache::lonnet::reply('tmpdel:'.$form{'logtoken'},
|
|
$form{'serverid'});
|
|
if ( $reply ne 'ok' ) {
|
|
&failed($r,'Session could not be opened.',\%form);
|
|
&Apache::lonnet::logthis("ERROR got a reply of $reply when trying to contact ". $form{'serverid'}." to get login token");
|
|
return OK;
|
|
}
|
|
}
|
|
|
|
if (!&Apache::lonnet::domain($form{'udom'})) {
|
|
&failed($r,'The domain you provided is not a valid LON-CAPA domain.',\%form);
|
|
return OK;
|
|
}
|
|
|
|
my ($key,$firsturl,$rolestr,$symbstr,$iptokenstr,$linkstr)=split(/&/,$tmpinfo);
|
|
if ($rolestr) {
|
|
$rolestr = &unescape($rolestr);
|
|
}
|
|
if ($symbstr) {
|
|
$symbstr= &unescape($symbstr);
|
|
}
|
|
if ($iptokenstr) {
|
|
$iptokenstr = &unescape($iptokenstr);
|
|
}
|
|
if ($linkstr) {
|
|
$linkstr = &unescape($linkstr);
|
|
}
|
|
if ($firsturl =~ m{^/tiny/$match_domain/\w+$}) {
|
|
$form{'firsturl'} = $firsturl;
|
|
}
|
|
if ($rolestr =~ /^role=/) {
|
|
(undef,$form{'role'}) = split('=',$rolestr);
|
|
}
|
|
if ($symbstr =~ /^symb=/) {
|
|
(undef,$form{'symb'}) = split('=',$symbstr);
|
|
}
|
|
if ($iptokenstr =~ /^iptoken=/) {
|
|
(undef,$form{'iptoken'}) = split('=',$iptokenstr);
|
|
}
|
|
if ($linkstr =~ /^linkprot=/) {
|
|
(undef,$form{'linkprot'}) = split('=',$linkstr);
|
|
} elsif ($linkstr =~ /^linkkey=/) {
|
|
(undef,$form{'linkkey'}) = split('=',$linkstr);
|
|
}
|
|
|
|
my $upass = $ENV{HTTPS} ? $form{'upass0'}
|
|
: &Apache::loncommon::des_decrypt($key,$form{'upass0'});
|
|
|
|
# ---------------------------------------------------------------- Authenticate
|
|
|
|
my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$form{'udom'});
|
|
my ($cancreate,$statustocreate) =
|
|
&Apache::createaccount::get_creation_controls($form{'udom'},$domconfig{'usercreation'});
|
|
my $defaultauth;
|
|
if (ref($cancreate) eq 'ARRAY') {
|
|
if (grep(/^login$/,@{$cancreate})) {
|
|
$defaultauth = 1;
|
|
}
|
|
}
|
|
my $clientcancheckhost = 1;
|
|
my $authhost=Apache::lonnet::authenticate($form{'uname'},$upass,
|
|
$form{'udom'},$defaultauth,
|
|
$clientcancheckhost);
|
|
|
|
# --------------------------------------------------------------------- Failed?
|
|
|
|
if ($authhost eq 'no_host') {
|
|
&failed($r,'Username and/or password could not be authenticated.',
|
|
\%form);
|
|
return OK;
|
|
} elsif ($authhost eq 'no_account_on_host') {
|
|
if ($defaultauth) {
|
|
my $domdesc = &Apache::lonnet::domain($form{'udom'},'description');
|
|
unless (&check_can_host($r,\%form,'no_account_on_host',$domdesc)) {
|
|
return OK;
|
|
}
|
|
my $start_page =
|
|
&Apache::loncommon::start_page('Create a user account in LON-CAPA');
|
|
my $lonhost = $r->dir_config('lonHostID');
|
|
my $origmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
|
|
my $contacts =
|
|
&Apache::loncommon::build_recipient_list(undef,'helpdeskmail',
|
|
$form{'udom'},$origmail);
|
|
my ($contact_email) = split(',',$contacts);
|
|
my $output =
|
|
&Apache::createaccount::username_check($form{'uname'},$form{'udom'},
|
|
$domdesc,'',$lonhost,
|
|
$contact_email,$contact_name,
|
|
undef,$statustocreate);
|
|
&Apache::loncommon::content_type($r,'text/html');
|
|
$r->send_http_header;
|
|
&Apache::createaccount::print_header($r,$start_page);
|
|
$r->print('<h3>'.&mt('Account creation').'</h3>'.
|
|
&mt('Although your username and password were authenticated, you do not currently have a LON-CAPA account at this institution.').'<br />'.
|
|
$output.&Apache::loncommon::end_page());
|
|
return OK;
|
|
} else {
|
|
&failed($r,'Although your username and password were authenticated, you do not currently have a LON-CAPA account in this domain, and you are not permitted to create one.',\%form);
|
|
return OK;
|
|
}
|
|
}
|
|
|
|
if (($firsturl eq '') ||
|
|
($firsturl=~/^\/adm\/(logout|remote)/)) {
|
|
$firsturl='/adm/roles';
|
|
}
|
|
|
|
my $hosthere;
|
|
if ($form{'iptoken'}) {
|
|
my %sessiondata = &Apache::lonnet::tmpget($form{'iptoken'});
|
|
my $delete = &Apache::lonnet::tmpdel($form{'iptoken'});
|
|
if (($sessiondata{'domain'} eq $form{'udom'}) &&
|
|
($sessiondata{'username'} eq $form{'uname'})) {
|
|
$hosthere = 1;
|
|
}
|
|
}
|
|
|
|
# --------------------------------- Are we attempting to login as somebody else?
|
|
if ($form{'suname'}) {
|
|
my ($suname,$sudom,$sudomref);
|
|
$suname = $form{'suname'};
|
|
$sudom = $form{'udom'};
|
|
if ($form{'sudom'}) {
|
|
unless ($sudom eq $form{'sudom'}) {
|
|
if (&Apache::lonnet::domain($form{'sudom'})) {
|
|
$sudomref = [$form{'sudom'}];
|
|
$sudom = $form{'sudom'};
|
|
}
|
|
}
|
|
}
|
|
# ------------ see if the original user has enough privileges to pull this stunt
|
|
if (&Apache::lonnet::privileged($form{'uname'},$form{'udom'},$sudomref)) {
|
|
# ---------------------------------------------------- see if the su-user exists
|
|
unless (&Apache::lonnet::homeserver($suname,$sudom) eq 'no_host') {
|
|
# ------------------------------ see if the su-user is not too highly privileged
|
|
if (&Apache::lonnet::privileged($suname,$sudom)) {
|
|
&Apache::lonnet::logthis('Attempted switch user to privileged user');
|
|
} else {
|
|
my $noprivswitch;
|
|
#
|
|
# su-user's home server and user's home server must have one of:
|
|
# (a) same domain
|
|
# (b) same primary library server for the two domains
|
|
# (c) same "internet domain" for primary library server(s) for home servers' domains
|
|
#
|
|
my $suprim = &Apache::lonnet::domain($sudom,'primary');
|
|
my $suintdom = &Apache::lonnet::internet_dom($suprim);
|
|
unless ($sudom eq $form{'udom'}) {
|
|
my $uprim = &Apache::lonnet::domain($form{'udom'},'primary');
|
|
my $uintdom = &Apache::lonnet::internet_dom($uprim);
|
|
unless ($suprim eq $uprim) {
|
|
unless ($suintdom eq $uintdom) {
|
|
&Apache::lonnet::logthis('Attempted switch user '
|
|
.'to user with different "internet domain".');
|
|
$noprivswitch = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
unless ($noprivswitch) {
|
|
#
|
|
# server where log-in occurs must have same "internet domain" as su-user's home
|
|
# server
|
|
#
|
|
my $lonhost = $r->dir_config('lonHostID');
|
|
my $hostintdom = &Apache::lonnet::internet_dom($lonhost);
|
|
if ($hostintdom ne $suintdom) {
|
|
&Apache::lonnet::logthis('Attempted switch user on a '
|
|
.'server with a different "internet domain".');
|
|
} else {
|
|
|
|
# -------------------------------------------------------- actually switch users
|
|
|
|
&Apache::lonnet::logperm('User '.$form{'uname'}.' at '.
|
|
$form{'udom'}.' logging in as '.$suname.':'.$sudom);
|
|
$form{'uname'}=$suname;
|
|
if ($form{'udom'} ne $sudom) {
|
|
$form{'udom'}=$sudom;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
&Apache::lonnet::logthis('Non-privileged user attempting switch user');
|
|
}
|
|
}
|
|
|
|
my ($is_balancer,$otherserver);
|
|
|
|
unless ($hosthere) {
|
|
($is_balancer,$otherserver) =
|
|
&Apache::lonnet::check_loadbalancing($form{'uname'},$form{'udom'},'login');
|
|
if ($is_balancer) {
|
|
if ($otherserver eq '') {
|
|
my $lowest_load;
|
|
($otherserver,undef,undef,undef,$lowest_load) = &Apache::lonnet::choose_server($form{'udom'});
|
|
if ($lowest_load > 100) {
|
|
$otherserver = &Apache::lonnet::spareserver($lowest_load,$lowest_load,1,$form{'udom'});
|
|
}
|
|
}
|
|
if ($otherserver ne '') {
|
|
my @hosts = &Apache::lonnet::current_machine_ids();
|
|
if (grep(/^\Q$otherserver\E$/,@hosts)) {
|
|
$hosthere = $otherserver;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (($is_balancer) && (!$hosthere)) {
|
|
if ($otherserver) {
|
|
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef,
|
|
\%form);
|
|
my $switchto = '/adm/switchserver?otherserver='.$otherserver;
|
|
if (($firsturl) && ($firsturl ne '/adm/switchserver') && ($firsturl ne '/adm/roles')) {
|
|
$switchto .= '&origurl='.$firsturl; #should escape
|
|
}
|
|
if ($form{'role'}) {
|
|
$switchto .= '&role='.$form{'role'};
|
|
}
|
|
if ($form{'symb'}) {
|
|
$switchto .= '&symb='.$form{'symb'};
|
|
}
|
|
if ($form{'linkprot'}) {
|
|
$env{'request.linkprot'} = $form{'linkprot'};
|
|
} elsif ($form{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) {
|
|
if ($form{'linkkey'}) {
|
|
$env{'request.linkkey'} = $form{'linkkey'};
|
|
}
|
|
$env{'request.deeplink.login'} = $form{'firsturl'};
|
|
}
|
|
$r->internal_redirect($switchto);
|
|
} else {
|
|
&Apache::loncommon::content_type($r,'text/html');
|
|
$r->send_http_header;
|
|
$r->print(&noswitch());
|
|
}
|
|
return OK;
|
|
} else {
|
|
if (!&check_can_host($r,\%form,$authhost)) {
|
|
my ($otherserver) = &Apache::lonnet::choose_server($form{'udom'});
|
|
if ($otherserver) {
|
|
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef,
|
|
\%form);
|
|
my $switchto = '/adm/switchserver?otherserver='.$otherserver;
|
|
if (($firsturl) && ($firsturl ne '/adm/switchserver') && ($firsturl ne '/adm/roles')) {
|
|
$switchto .= '&origurl='.$firsturl; #should escape
|
|
}
|
|
if ($form{'role'}) {
|
|
$switchto .= '&role='.$form{'role'};
|
|
}
|
|
if ($form{'symb'}) {
|
|
$switchto .= '&symb='.$form{'symb'};
|
|
}
|
|
if ($form{'linkprot'}) {
|
|
$env{'request.linkprot'} = $form{'linkprot'};
|
|
} elsif ($form{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) {
|
|
if ($form{'linkkey'}) {
|
|
$env{'request.linkkey'} = $form{'linkkey'};
|
|
}
|
|
$env{'request.deeplink.login'} = $form{'firsturl'};
|
|
|
|
}
|
|
$r->internal_redirect($switchto);
|
|
} else {
|
|
&Apache::loncommon::content_type($r,'text/html');
|
|
$r->send_http_header;
|
|
$r->print(&noswitch());
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
# ------------------------------------------------------- Do the load balancing
|
|
|
|
# ---------------------------------------------------------- Determine own load
|
|
my $loadlim = $r->dir_config('lonLoadLim');
|
|
my $loadavg;
|
|
{
|
|
my $loadfile=Apache::File->new('/proc/loadavg');
|
|
$loadavg=<$loadfile>;
|
|
}
|
|
$loadavg =~ s/\s.*//g;
|
|
my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim);
|
|
my $userloadpercent=&Apache::lonnet::userload();
|
|
|
|
# ---------------------------------------------------------- Are we overloaded?
|
|
if ((($userloadpercent>100.0)||($loadpercent>100.0))) {
|
|
my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent,1,$form{'udom'});
|
|
if (!$unloaded) {
|
|
($unloaded) = &Apache::lonnet::choose_server($form{'udom'});
|
|
}
|
|
if ($unloaded) {
|
|
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',
|
|
undef,\%form);
|
|
if ($form{'linkprot'}) {
|
|
$env{'request.linkprot'} = $form{'linkprot'};
|
|
} elsif ($form{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) {
|
|
if ($form{'linkkey'}) {
|
|
$env{'request.linkkey'} = $form{'linkkey'};
|
|
}
|
|
$env{'request.deeplink.login'} = $form{'firsturl'};
|
|
}
|
|
$r->internal_redirect('/adm/switchserver?otherserver='.$unloaded.'&origurl='.$firsturl);
|
|
return OK;
|
|
}
|
|
}
|
|
if (($is_balancer) && ($hosthere)) {
|
|
$form{'noloadbalance'} = $hosthere;
|
|
}
|
|
my $extra_env;
|
|
if ($form{'linkprot'}) {
|
|
my ($linkprotector,$uri) = split(/:/,$form{'linkprot'},2);
|
|
if ($linkprotector) {
|
|
$extra_env = {'user.linkprotector' => $linkprotector,
|
|
'user.linkproturi' => $uri,};
|
|
}
|
|
} elsif ($form{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) {
|
|
if ($form{'linkkey'}) {
|
|
$extra_env = {'user.deeplinkkey' => $form{'linkkey'},
|
|
'user.keyedlinkuri' => $form{'firsturl'},
|
|
'request.deeplink.login' => $form{'firsturl'}};
|
|
} else {
|
|
$extra_env = {'request.deeplink.login' => $form{'firsturl'}};
|
|
}
|
|
}
|
|
&success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,$extra_env,
|
|
\%form);
|
|
return OK;
|
|
}
|
|
}
|
|
|
|
sub check_can_host {
|
|
my ($r,$form,$authhost,$domdesc) = @_;
|
|
return unless (ref($form) eq 'HASH');
|
|
my $canhost = 1;
|
|
my $lonhost = $r->dir_config('lonHostID');
|
|
my $udom = $form->{'udom'};
|
|
my @intdoms;
|
|
my $internet_names = &Apache::lonnet::get_internet_names($lonhost);
|
|
if (ref($internet_names) eq 'ARRAY') {
|
|
@intdoms = @{$internet_names};
|
|
}
|
|
my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
|
|
my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id);
|
|
unless ($uint_dom ne '' && grep(/^\Q$uint_dom\E$/,@intdoms)) {
|
|
my $machine_dom = &Apache::lonnet::host_domain($lonhost);
|
|
my $hostname = &Apache::lonnet::hostname($lonhost);
|
|
my $serverhomeID = &Apache::lonnet::get_server_homeID($hostname);
|
|
my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID);
|
|
my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom);
|
|
my %udomdefaults = &Apache::lonnet::get_domain_defaults($udom);
|
|
my $loncaparev;
|
|
if ($authhost eq 'no_account_on_host') {
|
|
$loncaparev = &Apache::lonnet::get_server_loncaparev($machine_dom);
|
|
} else {
|
|
$loncaparev = &Apache::lonnet::get_server_loncaparev($machine_dom,$lonhost);
|
|
}
|
|
$canhost = &Apache::lonnet::can_host_session($udom,$lonhost,$loncaparev,
|
|
$udomdefaults{'remotesessions'},
|
|
$defdomdefaults{'hostedsessions'});
|
|
}
|
|
unless ($canhost) {
|
|
if ($authhost eq 'no_account_on_host') {
|
|
my $checkloginvia = 1;
|
|
my ($login_host,$hostname) =
|
|
&Apache::lonnet::choose_server($udom,$checkloginvia);
|
|
&Apache::loncommon::content_type($r,'text/html');
|
|
$r->send_http_header;
|
|
if ($login_host ne '') {
|
|
my $protocol = $Apache::lonnet::protocol{$login_host};
|
|
$protocol = 'http' if ($protocol ne 'https');
|
|
my $newurl = $protocol.'://'.$hostname.'/adm/createaccount';
|
|
#FIXME Should preserve where user was going and linkprot by setting ltoken at $login_host
|
|
$r->print(&Apache::loncommon::start_page('Create a user account in LON-CAPA').
|
|
'<h3>'.&mt('Account creation').'</h3>'.
|
|
&mt('You do not currently have a LON-CAPA account at this institution.').'<br />'.
|
|
'<p>'.&mt('You will be able to create one by logging into a LON-CAPA server within the [_1] domain.',$domdesc).'</p>'.
|
|
'<p>'.&mt('[_1]Log in[_2]','<a href="'.$newurl.'">','</a>').
|
|
&Apache::loncommon::end_page());
|
|
} else {
|
|
$r->print(&Apache::loncommon::start_page('Access to LON-CAPA unavailable').
|
|
'<h3>'.&mt('Account creation unavailable').'</h3>'.
|
|
&mt('You do not currently have a LON-CAPA account at this institution.').'<br />'.
|
|
'<p>'.&mt('Currently a LON-CAPA server is not available within the [_1] domain for you to log-in to, to create an account.',$domdesc).'</p>'.
|
|
&Apache::loncommon::end_page());
|
|
}
|
|
} else {
|
|
&success($r,$form->{'uname'},$udom,$authhost,'noredirect',undef,
|
|
$form);
|
|
if ($form->{'linkprot'}) {
|
|
$env{'request.linkprot'} = $form->{'linkprot'};
|
|
} elsif ($form->{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) {
|
|
if ($form->{'linkkey'}) {
|
|
$env{'request.linkkey'} = $form->{'linkkey'};
|
|
}
|
|
$env{'request.deeplink.login'} = $form->{'firsturl'};
|
|
}
|
|
my ($otherserver) = &Apache::lonnet::choose_server($udom);
|
|
$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver);
|
|
}
|
|
}
|
|
return $canhost;
|
|
}
|
|
|
|
sub noswitch {
|
|
my $result = &Apache::loncommon::start_page('Access to LON-CAPA unavailable').
|
|
'<h3>'.&mt('Session unavailable').'</h3>'.
|
|
&mt('This LON-CAPA server is unable to host your session.').'<br />'.
|
|
'<p>'.&mt('Currently no other LON-CAPA server is available to host your session either.').'</p>'.
|
|
&Apache::loncommon::end_page();
|
|
return $result;
|
|
}
|
|
|
|
sub loginhelpdisplay {
|
|
my ($authdomain) = @_;
|
|
my $login_help = 1;
|
|
my $lang = &Apache::lonlocal::current_language();
|
|
if ($login_help) {
|
|
my $dom = $authdomain;
|
|
if ($dom eq '') {
|
|
$dom = &Apache::lonnet::default_login_domain();
|
|
}
|
|
my %domconfhash = &Apache::loncommon::get_domainconf($dom);
|
|
my $loginhelp_url;
|
|
if ($lang) {
|
|
$loginhelp_url = $domconfhash{$dom.'.login.helpurl_'.$lang};
|
|
if ($loginhelp_url ne '') {
|
|
return $loginhelp_url;
|
|
}
|
|
}
|
|
$loginhelp_url = $domconfhash{$dom.'.login.helpurl_nolang'};
|
|
if ($loginhelp_url ne '') {
|
|
return $loginhelp_url;
|
|
} else {
|
|
return '/adm/loginproblems.html';
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
1;
|
|
__END__
|
|
|
|
|