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package Lemonldap::NG::Handler::PSGI::Base;
use 5.10.0;
use Moose;
use Lemonldap::NG::Handler::SharedConf qw(:tsv :variables :jailSharedVars);
our $VERSION = '1.9.6';
has protection => ( is => 'rw', isa => 'Str' );
has rule => ( is => 'rw', isa => 'Str' );
has subhandler => (
is => 'rw',
default => 'Lemonldap::NG::Handler::SharedConf'
);
## @method boolean init($args)
# Initalize main handler
sub init {
my ( $self, $args ) = @_;
eval { $self->subhandler->init($self) };
if ( $@ and not $self->{protection} eq 'none' ) {
$self->error($@);
return 0;
}
unless ( $self->subhandler->checkConf($self)
or $self->{protection} eq 'none' )
{
$self->error(
"Unable to protect this app ($Lemonldap::NG::Common::Conf::msg)");
return 0;
}
eval { $self->portal( $tsv->{portal}->() ) };
my $rule = $self->{protection} || $localConfig->{protection} || '';
$self->rule(
$rule eq 'authenticate' ? 1 : $rule eq 'manager' ? '' : $rule );
return 1;
}
## @methodi void _run()
# Check if protecton is activated then return a code ref that will launch
# _authAndTrace() if protection in on or handler() else
#@return code-ref
sub _run {
my $self = shift;
# Override _run() only if protection != 'none'
if ( $self->rule ne 'none' ) {
$self->lmLog( 'PSGI app is protected', 'debug' );
# Handle requests
# Developers, be careful: Only this part is executed at each request
return sub {
return $self->_authAndTrace(
Lemonldap::NG::Common::PSGI::Request->new( $_[0] ) );
};
}
else {
$self->lmLog( 'PSGI app is not protected', 'debug' );
# Check if main handler initialization has been done
unless (%$tsv) {
$self->lmLog( 'Checking conf', 'debug' );
eval { $self->subhandler->checkConf() };
$self->lmLog( $@, 'error' ) if ($@);
}
# Handle unprotected requests
return sub {
my $req = Lemonldap::NG::Common::PSGI::Request->new( $_[0] );
my $res = $self->handler($req);
push @{ $res->[1] }, %{ $req->{respHeaders} };
return $res;
};
}
}
sub status {
my ($class,$args) = @_;
$args //= {};
my $self = $class->new($args);
# Check if main handler initialization has been done
unless (%$tsv) {
return $self->abort( $self->error ) unless ( $self->init($args) );
}
return sub {
my $req = Lemonldap::NG::Common::PSGI::Request->new( $_[0] );
Lemonldap::NG::Handler::API->newRequest($req);
$self->subhandler->status();
return [ 200, [ %{ $req->{respHeaders} } ], [ $req->{respBody} ] ];
};
}
sub reload {
my ($class,$args) = @_;
$args //= {};
my $self = $class->new($args);
# Check if main handler initialization has been done
unless (%$tsv) {
return $self->abort( $self->error ) unless ( $self->init($args) );
}
return sub {
my $req = Lemonldap::NG::Common::PSGI::Request->new( $_[0] );
Lemonldap::NG::Handler::API->newRequest($req);
$self->subhandler->reload();
return [ 200, [ %{ $req->{respHeaders} } ], [ $req->{respBody} ] ];
};
}
## @method private PSGI-Response _authAndTrace($req)
# Launch Lemonldap::NG::Handler::SharedConf::run() and then handler() if
# response is 200.
sub _authAndTrace {
my ( $self, $req ) = @_;
Lemonldap::NG::Handler::API->newRequest($req);
my $res = $self->subhandler->run( $self->{rule} );
$self->portal( $tsv->{portal}->() );
$req->userData($datas) if ($datas);
if ( $res < 300 ) {
$self->lmLog( 'User authenticated, calling handler()', 'debug' );
$res = $self->handler($req);
push @{ $res->[1] }, %{ $req->{respHeaders} };
return $res;
}
else {
my %h = $req->{respHeaders} ? %{ $req->{respHeaders} } : ();
my $s = $tsv->{portal}->() . "?lmError=$res";
$s =
'<html><head><title>Redirection</title></head><body>'
. qq{<script type="text/javascript">window.location='$s'</script>}
. '<h1>Please wait</h1>'
. qq{<p>An error occurs, you're going to be redirected to <a href="$s">$s</a>.</p>}
. '</body></html>';
$h{'Content-Type'} = 'text/html';
$h{'Content-Length'} = length $s;
return [ $res, [%h], [$s] ];
}
}
## @method hashRef user()
# @return hash of user datas
sub user {
my ( $self, $req ) = @_;
return $req->userData
|| { $Lemonldap::NG::Handler::Main::tsv->{whatToTrace}
|| _whatToTrace => 'anonymous' };
}
## @method string userId()
# @return user identifier to log
sub userId {
my ( $self, $req ) = @_;
return $req->userData->{ $Lemonldap::NG::Handler::Main::tsv->{whatToTrace}
|| '_whatToTrace' }
|| 'anonymous';
}
## @method boolean group(string group)
# @param $group name of the Lemonldap::NG group to test
# @return boolean : true if user is in this group
sub group {
my ( $self, $req, $group ) = @_;
return () unless ( $req->userData->{groups} );
return ( $req->userData->{groups} =~ /\b$group\b/ );
}
## @method PSGI::Response sendError($req,$err,$code)
# Add user di to $err before calling Lemonldap::NG::Common::PSGI::sendError()
# @param $req Lemonldap::NG::Common::PSGI::Request
# @param $err String to push
# @code int HTTP error code (default to 500)
sub sendError {
my ( $self, $req, $err, $code ) = @_;
$err ||= $req->error;
$err = '[' . $self->userId($req) . "] $err";
return $self->Lemonldap::NG::Common::PSGI::sendError( $req, $err, $code );
}
1;
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