version 1.121.2.21, 2021/01/04 03:48:29
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version 1.121.2.24.2.2, 2022/02/24 14:42:30
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Line 29
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Line 29
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package Apache::lonauth; |
package Apache::lonauth; |
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use strict; |
use strict; |
use LONCAPA; |
use LONCAPA qw(:DEFAULT :match); |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use CGI qw(:standard); |
use CGI qw(:standard); |
use Apache::loncommon(); |
use Apache::loncommon(); |
Line 41 use Apache::lonlocal;
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Line 41 use Apache::lonlocal;
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use Apache::File(); |
use Apache::File(); |
use HTML::Entities; |
use HTML::Entities; |
use Digest::MD5; |
use Digest::MD5; |
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use CGI::Cookie(); |
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# ------------------------------------------------------------ Successful login |
# ------------------------------------------------------------ Successful login |
sub success { |
sub success { |
my ($r, $username, $domain, $authhost, $lowerurl, $extra_env, |
my ($r, $username, $domain, $authhost, $lowerurl, $extra_env, |
$form,$cid) = @_; |
$form,$cid,$expirepub) = @_; |
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# ------------------------------------------------------------ Get cookie ready |
# ------------------------------------------------------------ Get cookie ready |
my $cookie = |
my $cookie = |
Line 147 sub success {
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Line 148 sub success {
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$destination .= 'source=login'; |
$destination .= 'source=login'; |
} |
} |
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if (($env{'request.deeplink.login'} eq $lowerurl) && |
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(($env{'request.linkprot'}) || ($env{'request.linkkey'} ne ''))) { |
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my %info; |
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if ($env{'request.linkprot'}) { |
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$info{'linkprot'} = $env{'request.linkprot'}; |
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} elsif ($env{'request.linkkey'} ne '') { |
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$info{'linkkey'} = $env{'request.linkkey'}; |
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} |
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$info{'origurl'} = $lowerurl; |
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my $token = &Apache::lonnet::tmpput(\%info,$r->dir_config('lonHostID'),'link'); |
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unless (($token eq 'con_lost') || ($token eq 'refused') || |
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($token eq 'unknown_cmd') || ($token eq 'no_such_host')) { |
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$destination .= (($destination =~ /\?/) ? '&' : '?') . 'ttoken='.$token; |
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} |
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} |
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if ($env{'request.deeplink.login'}) { |
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if ($env{'environment.remote'} eq 'on') { |
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&Apache::lonnet::appenv({'environment.remote' => 'off'}); |
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} |
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} |
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my $windowinfo=&Apache::lonmenu::open($env{'browser.os'}); |
my $windowinfo=&Apache::lonmenu::open($env{'browser.os'}); |
my $startupremote=&Apache::lonmenu::startupremote($destination); |
my $startupremote=&Apache::lonmenu::startupremote($destination); |
my $remoteinfo=&Apache::lonmenu::load_remote_msg($lowerurl); |
my $remoteinfo=&Apache::lonmenu::load_remote_msg($lowerurl); |
Line 173 sub success {
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Line 195 sub success {
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if ($defaultcookie) { |
if ($defaultcookie) { |
$r->headers_out->add('Set-cookie' => $defaultcookie); |
$r->headers_out->add('Set-cookie' => $defaultcookie); |
} |
} |
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if ($expirepub) { |
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my $c = new CGI::Cookie(-name => 'lonPubID', |
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-value => '', |
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-expires => '-10y',); |
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$r->headers_out->add('Set-cookie' => $c); |
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} |
$r->send_http_header; |
$r->send_http_header; |
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my %lt=&Apache::lonlocal::texthash( |
my %lt=&Apache::lonlocal::texthash( |
Line 203 ENDSUCCESS
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Line 231 ENDSUCCESS
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# --------------------------------------------------------------- Failed login! |
# --------------------------------------------------------------- Failed login! |
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sub failed { |
sub failed { |
my ($r,$message,$form) = @_; |
my ($r,$message,$form,$authhost) = @_; |
(undef,undef,undef,my $clientmathml,my $clientunicode) = |
(undef,undef,undef,my $clientmathml,my $clientunicode) = |
&Apache::loncommon::decode_user_agent(); |
&Apache::loncommon::decode_user_agent(); |
my $args = {}; |
my $args = {}; |
Line 224 sub failed {
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Line 252 sub failed {
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if ($udom) { |
if ($udom) { |
$retry .= (($retry=~/\?/)?'&':'?').'domain='.$udom; |
$retry .= (($retry=~/\?/)?'&':'?').'domain='.$udom; |
} |
} |
if (exists($form->{role})) { |
my $lonhost = $r->dir_config('lonHostID'); |
my $role = &Apache::loncommon::cleanup_html($form->{role}); |
my $querystr; |
if ($role ne '') { |
my $result = &set_retry_token($form,$lonhost,\$querystr); |
$retry .= (($retry=~/\?/)?'&':'?').'role='.$role; |
if ($result eq 'fail') { |
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if (exists($form->{role})) { |
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my $role = &Apache::loncommon::cleanup_html($form->{role}); |
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if ($role ne '') { |
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$retry .= (($retry=~/\?/)?'&':'?').'role='.$role; |
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} |
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} |
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if (exists($form->{symb})) { |
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my $symb = &Apache::loncommon::cleanup_html($form->{symb}); |
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if ($symb ne '') { |
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$retry .= (($retry=~/\?/)?'&':'?').'symb='.$symb; |
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} |
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} |
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if (exists($form->{firsturl})) { |
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my $firsturl = &Apache::loncommon::cleanup_html($form->{firsturl}); |
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if ($firsturl ne '') { |
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$retry .= (($retry=~/\?/)?'&':'?').'firsturl='.$firsturl; |
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if ($form->{firsturl} =~ m{^/tiny/$match_domain/\w+$}) { |
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unless (exists($form->{linkprot})) { |
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if (exists($form->{linkkey})) { |
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$retry .= 'linkkey='.$form->{linkkey}; |
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} |
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} |
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} |
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} |
} |
} |
} |
if (exists($form->{linkprot})) { |
if (exists($form->{symb})) { |
my $ltoken = &Apache::lonnet::tmpput({linkprot => $form->{'linkprot'}}, |
my $symb = &Apache::loncommon::cleanup_html($form->{symb}); |
$r->dir_config('lonHostID'),'retry'); |
if ($symb ne '') { |
if ($ltoken) { |
$retry .= (($retry=~/\?/)?'&':'?').'symb='.$symb; |
$retry .= (($retry =~ /\?/) ? '&' : '?').'ltoken='.$ltoken; |
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} |
} |
} |
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} elsif ($querystr ne '') { |
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$retry .= (($retry=~/\?/)?'&':'?').$querystr; |
} |
} |
my $end_page = &Apache::loncommon::end_page(); |
my $end_page = &Apache::loncommon::end_page(); |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
Line 297 sub handler {
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Line 352 sub handler {
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my $end_page = |
my $end_page = |
&Apache::loncommon::end_page(); |
&Apache::loncommon::end_page(); |
my $dest = '/adm/roles'; |
my $dest = '/adm/roles'; |
if ($env{'form.firsturl'} ne '') { |
my %form = &get_form_items($r); |
$dest = $env{'form.firsturl'}; |
if ($form{'logtoken'}) { |
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my $tmpinfo = &Apache::lonnet::reply('tmpget:'.$form{'logtoken'}, |
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$form{'serverid'}); |
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unless (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost') || |
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($tmpinfo eq 'no_such_host')) { |
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my ($des_key,$firsturl,@rest)=split(/&/,$tmpinfo); |
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$firsturl = &unescape($firsturl); |
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my %info; |
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foreach my $item (@rest) { |
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my ($key,$value) = split(/=/,$item); |
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$info{$key} = &unescape($value); |
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} |
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if ($firsturl ne '') { |
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$info{'firsturl'} = $firsturl; |
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$dest = $firsturl; |
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my $relogin; |
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if ($dest =~ m{^/tiny/$match_domain/\w+$}) { |
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if ($env{'request.course.id'}) { |
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my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
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my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
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my $symb = &Apache::loncommon::symb_from_tinyurl($dest,$cnum,$cdom); |
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if ($symb) { |
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unless (&set_deeplink_login(%info) eq 'ok') { |
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$relogin = 1; |
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} |
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} |
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} |
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if ($relogin) { |
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$r->print( |
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$start_page |
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.'<p class="LC_warning">'.&mt('You are already logged in!').'</p>' |
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.'<p>'.&mt('Please [_1]log out[_2] first, and then try your access again', |
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'<a href="/adm/logout">','</a>') |
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.'</p>' |
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.$end_page); |
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} else { |
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if (($info{'linkprot'}) || ($info{'linkkey'} ne '')) { |
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my $token = &Apache::lonnet::tmpput(\%info,$r->dir_config('lonHostID'),'link'); |
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unless (($token eq 'con_lost') || ($token eq 'refused') || |
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($token eq 'unknown_cmd') || ($token eq 'no_such_host')) { |
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$dest .= (($dest =~ /\?/) ? '&' : '?') . 'ttoken='.$token; |
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} |
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} |
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$r->print( |
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$start_page |
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.'<p class="LC_warning">'.&mt('You are already logged in!').'</p>' |
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.'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4] first, and then try your access again', |
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'<a href="'.$dest.'">','</a>', |
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'<a href="/adm/logout">','</a>') |
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.'</p>' |
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.$end_page); |
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} |
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return OK; |
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} |
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} |
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} |
} |
} |
$r->print( |
$r->print( |
$start_page |
$start_page |
Line 314 sub handler {
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Line 424 sub handler {
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# ---------------------------------------------------- No valid token, continue |
# ---------------------------------------------------- No valid token, continue |
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my %form = &get_form_items($r); |
my $buffer; |
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if ($r->header_in('Content-length') > 0) { |
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$r->read($buffer,$r->header_in('Content-length'),0); |
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} |
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my %form; |
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foreach my $pair (split(/&/,$buffer)) { |
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my ($name,$value) = split(/=/,$pair); |
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$value =~ tr/+/ /; |
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$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
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$form{$name}=$value; |
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} |
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if ((!$form{'uname'}) || (!$form{'upass0'}) || (!$form{'udom'})) { |
if ((!$form{'uname'}) || (!$form{'upass0'}) || (!$form{'udom'})) { |
&failed($r,'Username, password and domain need to be specified.', |
&failed($r,'Username, password and domain need to be specified.', |
\%form); |
\%form); |
Line 370 sub handler {
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Line 468 sub handler {
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return OK; |
return OK; |
} |
} |
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my ($key,$firsturl,$rolestr,$symbstr,$iptokenstr)=split(/&/,$tmpinfo); |
my ($des_key,$firsturl,@rest)=split(/&/,$tmpinfo); |
if ($rolestr) { |
$firsturl = &unescape($firsturl); |
$rolestr = &unescape($rolestr); |
foreach my $item (@rest) { |
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my ($key,$value) = split(/=/,$item); |
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$form{$key} = &unescape($value); |
} |
} |
if ($symbstr) { |
if ($firsturl =~ m{^/tiny/$match_domain/\w+$}) { |
$symbstr= &unescape($symbstr); |
$form{'firsturl'} = $firsturl; |
} |
} |
if ($iptokenstr) { |
my $upass = &Apache::loncommon::des_decrypt($des_key,$form{'upass0'}); |
$iptokenstr = &unescape($iptokenstr); |
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} |
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if ($rolestr =~ /^role=/) { |
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(undef,$form{'role'}) = split('=',$rolestr); |
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} |
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if ($symbstr =~ /^symb=/) { |
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(undef,$form{'symb'}) = split('=',$symbstr); |
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} |
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if ($iptokenstr =~ /^iptoken=/) { |
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(undef,$form{'iptoken'}) = split('=',$iptokenstr); |
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} |
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my $upass = &Apache::loncommon::des_decrypt($key,$form{'upass0'}); |
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# ---------------------------------------------------------------- Authenticate |
# ---------------------------------------------------------------- Authenticate |
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Line 452 sub handler {
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Line 539 sub handler {
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$firsturl='/adm/roles'; |
$firsturl='/adm/roles'; |
} |
} |
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my $hosthere; |
my ($hosthere,%sessiondata); |
if ($form{'iptoken'}) { |
if ($form{'iptoken'}) { |
my %sessiondata = &Apache::lonnet::tmpget($form{'iptoken'}); |
%sessiondata = &Apache::lonnet::tmpget($form{'iptoken'}); |
my $delete = &Apache::lonnet::tmpdel($form{'iptoken'}); |
my $delete = &Apache::lonnet::tmpdel($form{'iptoken'}); |
if (($sessiondata{'domain'} eq $form{'udom'}) && |
if (($sessiondata{'domain'} eq $form{'udom'}) && |
($sessiondata{'username'} eq $form{'uname'})) { |
($sessiondata{'username'} eq $form{'uname'})) { |
Line 548 sub handler {
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Line 635 sub handler {
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my $lowest_load; |
my $lowest_load; |
($otherserver,undef,undef,undef,$lowest_load) = &Apache::lonnet::choose_server($form{'udom'}); |
($otherserver,undef,undef,undef,$lowest_load) = &Apache::lonnet::choose_server($form{'udom'}); |
if ($lowest_load > 100) { |
if ($lowest_load > 100) { |
$otherserver = &Apache::lonnet::spareserver($lowest_load,$lowest_load,1,$form{'udom'}); |
$otherserver = &Apache::lonnet::spareserver($r,$lowest_load,$lowest_load,1,$form{'udom'}); |
} |
} |
} |
} |
if ($otherserver ne '') { |
if ($otherserver ne '') { |
Line 574 sub handler {
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Line 661 sub handler {
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if ($form{'symb'}) { |
if ($form{'symb'}) { |
$switchto .= '&symb='.$form{'symb'}; |
$switchto .= '&symb='.$form{'symb'}; |
} |
} |
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if ($form{'linkprot'}) { |
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$env{'request.linkprot'} = $form{'linkprot'}; |
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} elsif ($form{'linkkey'} ne '') { |
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$env{'request.linkkey'} = $form{'linkkey'}; |
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} |
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if ($form{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) { |
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&set_deeplink_login(%form); |
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} |
$r->internal_redirect($switchto); |
$r->internal_redirect($switchto); |
} else { |
} else { |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
Line 597 sub handler {
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Line 692 sub handler {
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if ($form{'symb'}) { |
if ($form{'symb'}) { |
$switchto .= '&symb='.$form{'symb'}; |
$switchto .= '&symb='.$form{'symb'}; |
} |
} |
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if ($form{'linkprot'}) { |
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$env{'request.linkprot'} = $form{'linkprot'}; |
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} elsif ($form{'linkkey'} ne '') { |
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$env{'request.linkkey'} = $form{'linkkey'}; |
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} |
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if ($form{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) { |
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&set_deeplink_login(%form); |
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} |
$r->internal_redirect($switchto); |
$r->internal_redirect($switchto); |
} else { |
} else { |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
Line 621 sub handler {
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Line 724 sub handler {
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# ---------------------------------------------------------- Are we overloaded? |
# ---------------------------------------------------------- Are we overloaded? |
if ((($userloadpercent>100.0)||($loadpercent>100.0))) { |
if ((($userloadpercent>100.0)||($loadpercent>100.0))) { |
my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent,1,$form{'udom'}); |
my $unloaded=Apache::lonnet::spareserver($r,$loadpercent,$userloadpercent,1,$form{'udom'}); |
if (!$unloaded) { |
if (!$unloaded) { |
($unloaded) = &Apache::lonnet::choose_server($form{'udom'}); |
($unloaded) = &Apache::lonnet::choose_server($form{'udom'}); |
} |
} |
if ($unloaded) { |
if ($unloaded) { |
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect', |
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect', |
undef,\%form); |
undef,\%form); |
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if ($form{'linkprot'}) { |
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$env{'request.linkprot'} = $form{'linkprot'}; |
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} elsif ($form{'linkkey'} ne '') { |
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$env{'request.linkkey'} = $form{'linkkey'}; |
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} |
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if ($form{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) { |
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&set_deeplink_login(%form); |
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} |
$r->internal_redirect('/adm/switchserver?otherserver='.$unloaded.'&origurl='.$firsturl); |
$r->internal_redirect('/adm/switchserver?otherserver='.$unloaded.'&origurl='.$firsturl); |
return OK; |
return OK; |
} |
} |
Line 635 sub handler {
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Line 746 sub handler {
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if (($is_balancer) && ($hosthere)) { |
if (($is_balancer) && ($hosthere)) { |
$form{'noloadbalance'} = $hosthere; |
$form{'noloadbalance'} = $hosthere; |
} |
} |
&success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,undef, |
my $extra_env; |
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if (($hosthere) && ($sessiondata{'sessionserver'} ne '')) { |
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if ($sessiondata{'origurl'} ne '') { |
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$firsturl = $sessiondata{'origurl'}; |
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$form{'firsturl'} = $sessiondata{'origurl'}; |
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my @names = ('role','symb','linkprot','linkkey'); |
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foreach my $item (@names) { |
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if ($sessiondata{$item} ne '') { |
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$form{$item} = $sessiondata{$item}; |
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} |
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} |
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} |
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} |
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if ($form{'linkprot'}) { |
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my ($linkprotector,$uri) = split(/:/,$form{'linkprot'},2); |
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if ($linkprotector) { |
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$extra_env = {'user.linkprotector' => $linkprotector, |
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'user.linkproturi' => $uri}; |
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} |
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} elsif ($form{'linkkey'} ne '') { |
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$extra_env = {'user.deeplinkkey' => $form{'linkkey'}, |
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'user.keyedlinkuri' => $form{'firsturl'}}; |
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} |
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if ($form{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) { |
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&set_deeplink_login(%form); |
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if ($form{'linkprot'}) { |
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if (ref($extra_env) eq 'HASH') { |
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%{$extra_env} = ( %{$extra_env}, 'request.linkprot' => $form{'linkprot'} ); |
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} else { |
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$extra_env = {'request.linkprot' => $form{'linkprot'}}; |
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} |
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} elsif ($form{'linkkey'} ne '') { |
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if (ref($extra_env) eq 'HASH') { |
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%{$extra_env} = ( %{$extra_env}, 'request.linkkey' => $form{'linkkey'} ); |
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} else { |
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$extra_env = {'request.linkkey' => $form{'linkkey'}}; |
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} |
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} |
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if ($env{'request.deeplink.login'}) { |
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if (ref($extra_env) eq 'HASH') { |
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%{$extra_env} = ( %{$extra_env}, 'request.deeplink.login' => $form{'firsturl'} ); |
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} else { |
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$extra_env = {'request.deeplink.login' => $form{'firsturl'}}; |
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} |
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} |
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} |
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&success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,$extra_env, |
\%form); |
\%form); |
return OK; |
return OK; |
} |
} |
} |
} |
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sub get_form_items { |
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my ($r) = @_; |
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my $buffer; |
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if ($r->header_in('Content-length') > 0) { |
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$r->read($buffer,$r->header_in('Content-length'),0); |
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} |
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my %form; |
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foreach my $pair (split(/&/,$buffer)) { |
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my ($name,$value) = split(/=/,$pair); |
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$value =~ tr/+/ /; |
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$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
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$form{$name}=$value; |
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} |
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return %form; |
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} |
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sub set_deeplink_login { |
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my (%form) = @_; |
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my $disallow; |
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if ($form{'firsturl'} =~ m{^/tiny/($match_domain)/\w+$}) { |
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my $cdom = $1; |
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my ($cnum,$symb) = &Apache::loncommon::symb_from_tinyurl($form{'firsturl'},'',$cdom); |
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if ($symb) { |
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if ($env{'request.course.id'} eq $cdom.'_'.$cnum) { |
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my $deeplink; |
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if ($symb =~ /\.(page|sequence)$/) { |
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my $mapname = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($symb))[2]); |
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my $navmap = Apache::lonnavmaps::navmap->new(); |
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if (ref($navmap)) { |
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$deeplink = $navmap->get_mapparam(undef,$mapname,'0.deeplink'); |
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} |
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} else { |
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$deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$symb); |
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} |
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if ($deeplink ne '') { |
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my ($state,$others,$listed,$scope,$protect) = split(/,/,$deeplink); |
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if (($protect ne 'none') && ($protect ne '')) { |
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my ($acctype,$item) = split(/:/,$protect); |
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if ($acctype =~ /lti(c|d)$/) { |
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unless ($form{'linkprot'} eq $item.$1.':'.$env{'request.deeplink.login'}) { |
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$disallow = 1; |
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} |
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} elsif ($acctype eq 'key') { |
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unless ($form{'linkkey'} eq $item) { |
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$disallow = 1; |
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} |
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} |
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} |
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} |
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unless ($disallow) { |
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$env{'request.deeplink.login'} = $form{'firsturl'}; |
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} |
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} else { |
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$env{'request.deeplink.login'} = $form{'firsturl'}; |
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} |
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} |
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} |
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if ($disallow) { |
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return; |
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} |
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return 'ok'; |
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} |
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sub set_retry_token { |
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my ($form,$lonhost,$querystr) = @_; |
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if (ref($form) eq 'HASH') { |
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my ($firsturl,$token,$extras,@names); |
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@names = ('role','symb','linkprot','linkkey','iptoken'); |
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foreach my $name (@names) { |
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if ($form->{$name} ne '') { |
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$extras .= '&'.$name.'='.&escape($form->{$name}); |
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last if ($name eq 'linkprot'); |
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} |
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} |
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my $firsturl = $form->{'firsturl'}; |
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if (($firsturl ne '') || ($extras ne '')) { |
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$extras .= ':retry'; |
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$token = &Apache::lonnet::reply('tmpput:'.&escape($firsturl). |
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$extras,$lonhost); |
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if (($token eq 'con_lost') || ($token eq 'no_such_host')) { |
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return 'fail'; |
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} else { |
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if (ref($querystr)) { |
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$$querystr = 'retry='.$token; |
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} |
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return 'ok'; |
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} |
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} |
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} |
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return; |
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} |
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sub check_can_host { |
sub check_can_host { |
my ($r,$form,$authhost,$domdesc) = @_; |
my ($r,$form,$authhost,$domdesc) = @_; |
return unless (ref($form) eq 'HASH'); |
return unless (ref($form) eq 'HASH'); |
Line 681 sub check_can_host {
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Line 930 sub check_can_host {
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if ($login_host ne '') { |
if ($login_host ne '') { |
my $protocol = $Apache::lonnet::protocol{$login_host}; |
my $protocol = $Apache::lonnet::protocol{$login_host}; |
$protocol = 'http' if ($protocol ne 'https'); |
$protocol = 'http' if ($protocol ne 'https'); |
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my $alias = &Apache::lonnet::use_proxy_alias($r,$login_host); |
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$hostname = $alias if ($alias ne ''); |
my $newurl = $protocol.'://'.$hostname.'/adm/createaccount'; |
my $newurl = $protocol.'://'.$hostname.'/adm/createaccount'; |
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#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'). |
$r->print(&Apache::loncommon::start_page('Create a user account in LON-CAPA'). |
'<h3>'.&mt('Account creation').'</h3>'. |
'<h3>'.&mt('Account creation').'</h3>'. |
&mt('You do not currently have a LON-CAPA account at this institution.').'<br />'. |
&mt('You do not currently have a LON-CAPA account at this institution.').'<br />'. |
Line 698 sub check_can_host {
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Line 950 sub check_can_host {
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} else { |
} else { |
&success($r,$form->{'uname'},$udom,$authhost,'noredirect',undef, |
&success($r,$form->{'uname'},$udom,$authhost,'noredirect',undef, |
$form); |
$form); |
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if ($form->{'firsturl'} =~ m{^/tiny/$match_domain/\w+$}) { |
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$env{'request.deeplink.login'} = $form->{'firsturl'}; |
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} |
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if ($form->{'linkprot'}) { |
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$env{'request.linkprot'} = $form->{'linkprot'}; |
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} elsif ($form->{'linkkey'} ne '') { |
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$env{'request.linkkey'} = $form->{'linkkey'}; |
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} |
my ($otherserver) = &Apache::lonnet::choose_server($udom); |
my ($otherserver) = &Apache::lonnet::choose_server($udom); |
$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver); |
$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver); |
} |
} |