$lt{'wel'}
$lt{'mes'}
$lt{'pro'}
-$remoteinfo
-$maincall
$continuelink
$end_page
ENDSUCCESS
@@ -158,8 +148,7 @@ ENDSUCCESS
sub failed {
my ($r,$message,$form) = @_;
- my $start_page = &Apache::loncommon::start_page('Unsuccessful Login',undef,
- {'no_inline_link' => 1,});
+ my $start_page = &Apache::loncommon::start_page('Unsuccessful Login',undef);
my $retry = '/adm/login?username='.$form->{'uname'}.
'&domain='.$form->{'udom'};
if (exists($form->{role})) {
@@ -216,12 +205,12 @@ sub handler {
} else {
# Indeed, a valid token is found
&Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
- &Apache::loncommon::content_type($r,'text/html');
- $r->send_http_header;
- my $start_page =
- &Apache::loncommon::start_page('Already logged in');
- my $end_page =
- &Apache::loncommon::end_page();
+ &Apache::loncommon::content_type($r,'text/html');
+ $r->send_http_header;
+ my $start_page =
+ &Apache::loncommon::start_page('Already logged in');
+ my $end_page =
+ &Apache::loncommon::end_page();
my $dest = '/adm/roles';
if ($env{'form.firsturl'} ne '') {
$dest = $env{'form.firsturl'};
@@ -346,8 +335,10 @@ sub handler {
if (grep(/^login$/,@cancreate)) {
$defaultauth = 1;
}
+ my $clientcancheckhost = 1;
my $authhost=Apache::lonnet::authenticate($form{'uname'},$upass,
- $form{'udom'},$defaultauth);
+ $form{'udom'},$defaultauth,
+ $clientcancheckhost);
# --------------------------------------------------------------------- Failed?
@@ -359,10 +350,10 @@ sub handler {
my %domconfig =
&Apache::lonnet::get_dom('configuration',['usercreation'],$form{'udom'});
if (grep(/^login$/,@cancreate)) {
- my $start_page =
- &Apache::loncommon::start_page('Create a user account in LON-CAPA',
- '',{'no_inline_link' => 1,});
my $domdesc = &Apache::lonnet::domain($form{'udom'},'description');
+ &check_can_host($r,\%form,'no_account_on_host',$domdesc);
+ 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 $contacts =
@@ -412,10 +403,13 @@ sub handler {
}
}
+ &check_can_host($r,\%form,$authhost);
+
if ($r->dir_config("lonBalancer") eq 'yes') {
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef,
\%form);
- $r->internal_redirect('/adm/switchserver');
+ my ($otherserver) = &choose_server($form{'udom'});
+ $r->internal_redirect('/adm/switchserver?otherserver='.$otherserver);
} else {
&success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,undef,
\%form);
@@ -423,6 +417,75 @@ sub handler {
return OK;
}
+sub check_can_host {
+ my ($r,$form,$authhost,$domdesc) = @_;
+ return unless (ref($form) eq 'HASH');
+ my $canhost = 1;
+ my @machinedoms = &Apache::lonnet::current_machine_domains();
+ my $udom = $form->{'udom'};
+ unless (grep(/^\Q$udom\E/,@machinedoms)) {
+ my $defdom = &Apache::lonnet::default_login_domain();
+ my %defdomdefaults = &Apache::lonnet::get_domain_defaults($defdom);
+ my %udomdefaults = &Apache::lonnet::get_domain_defaults($udom);
+ my $loncaparev;
+ if ($authhost eq 'no_account_on_host') {
+ $loncaparev = &Apache::lonnet::get_server_loncaparev($defdom);
+ } else {
+ $loncaparev = &Apache::lonnet::get_server_loncaparev($defdom,$authhost);
+ }
+ $canhost = &Apache::lonnet::can_host_session($udom,$defdom,$loncaparev,$udomdefaults{'remotesessions'},$defdomdefaults{'hostedsessions'});
+ }
+ unless ($canhost) {
+ if ($authhost eq 'no_account_on_host') {
+ my ($login_host,$hostname) = &choose_server($udom);
+ &Apache::loncommon::content_type($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';
+ $r->print(&Apache::loncommon::start_page('Create a user account in LON-CAPA').
+ ''.&mt('Account creation').'
'.
+ &mt('You do not currently have a LON-CAPA account at this institution.').'
'.
+ ''.&mt('You will be able to create one by logging into a LON-CAPA server within the [_1] domain.',$domdesc).'
'.
+ ''.&mt('[_1]Log in[_2]','','').
+ &Apache::loncommon::end_page());
+ } else {
+ $r->print(&Apache::loncommon::start_page('Access to LON-CAPA unavailable').
+ '
'.&mt('Account creation unavailable').'
'.
+ &mt('You do not currently have a LON-CAPA account at this institution.').'
'.
+ ''.&mt('Currently a LON-CAPA server is not available within the [_1] domain for you to log-in to, to create an account.',$domdesc).'
'.
+ &Apache::loncommon::end_page());
+ }
+ return OK;
+ } else {
+ &success($r,$form->{'uname'},$udom,$authhost,'noredirect',undef,
+ $form);
+ my ($otherserver) = &choose_server($udom);
+ $r->internal_redirect('/adm/switchserver?otherserver='.$otherserver);
+ }
+ }
+}
+
+sub choose_server {
+ my ($udom) = @_;
+ my %domconfhash = &Apache::loncommon::get_domainconf($udom);
+ my %servers = &Apache::lonnet::get_servers($udom);
+ my $lowest_load = 30000;
+ my ($login_host,$hostname);
+ foreach my $lonhost (keys(%servers)) {
+ my $loginvia = $domconfhash{$udom.'.login.loginvia_'.$lonhost};
+ if ($loginvia eq '') {
+ ($login_host, $lowest_load) =
+ &Apache::lonnet::compare_server_load($lonhost, $login_host, $lowest_load);
+ }
+ }
+ if ($login_host ne '') {
+ $hostname = $servers{$login_host};
+ }
+ return ($login_host,$hostname);
+}
+
1;
__END__