# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
-# You should have received a copy of the GNU General Public License along with
-# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
-# Suite 330, Boston, MA 02111-1307 USA
+# You should have received a copy of the GNU General Public License along
+# with Koha; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
use strict;
+use warnings;
use C4::Debug;
use C4::Context;
BEGIN {
require Exporter;
$VERSION = 3.03; # set the version for version checking
+ $debug = $ENV{DEBUG};
@ISA = qw(Exporter);
- @EXPORT = qw( checkpw_cas login_cas logout_cas );
+ @EXPORT = qw(checkpw_cas login_cas logout_cas login_cas_url);
}
my $context = C4::Context->new() or die 'C4::Context->new failed';
-my $casserver = C4::Context->config("usecasserver") or die 'No "usecasserver" in KOHA_CONF: ' . $ENV{KOHA_CONF};
+my $casserver = C4::Context->preference('casServerUrl');
+# Logout from CAS
sub logout_cas {
my ($query) = @_;
my $cas = Authen::CAS::Client->new($casserver);
- warn $cas->logout_url();
- print $query->redirect($cas->logout_url());
-
+ print $query->redirect($cas->logout_url(url => $ENV{'SCRIPT_URI'}));
}
+# Login to CAS
sub login_cas {
my ($query) = @_;
my $cas = Authen::CAS::Client->new($casserver);
- warn $cas->login_url(%ENV->{'SCRIPT_URI'});
- print $query->redirect($cas->login_url(%ENV->{'SCRIPT_URI'}));
+ print $query->redirect($cas->login_url($ENV{'SCRIPT_URI'}));
+}
+
+# Returns CAS login URL with callback to the requesting URL
+sub login_cas_url {
+ my $cas = Authen::CAS::Client->new($casserver);
+ return $cas->login_url($ENV{'SCRIPT_URI'});
}
+# Checks for password correctness
+# In our case : is there a ticket, is it valid and does it match one of our users ?
sub checkpw_cas {
- warn "checkpw_cas";
+ $debug and warn "checkpw_cas";
my ($dbh, $ticket, $query) = @_;
my $retnumber;
my $cas = Authen::CAS::Client->new($casserver);
+ # If we got a ticket
if ($ticket) {
- warn "Got ticket : $ticket";
- my $val = $cas->service_validate(%ENV->{'SCRIPT_URI'}, $ticket);
+ $debug and warn "Got ticket : $ticket";
+
+ # We try to validate it
+ my $val = $cas->service_validate($ENV{'SCRIPT_URI'}, $ticket);
+
+ # If it's valid
if( $val->is_success() ) {
my $userid = $val->user();
- warn "User authenticated as: $userid";
+ $debug and warn "User CAS authenticated as: $userid";
+ # Does it match one of our users ?
my $sth = $dbh->prepare("select cardnumber from borrowers where userid=?");
$sth->execute($userid);
if ( $sth->rows ) {
$retnumber = $sth->fetchrow;
+ return (1, $retnumber, $userid);
}
- my $sth = $dbh->prepare("select userid from borrowers where cardnumber=?");
+ $sth = $dbh->prepare("select userid from borrowers where cardnumber=?");
$sth->execute($userid);
if ( $sth->rows ) {
$retnumber = $sth->fetchrow;
+ return (1, $retnumber, $userid);
}
- return (1, $retnumber, $userid);
+
+ # If we reach this point, then the user is a valid CAS user, but not a Koha user
+ $debug and warn "User $userid is not a valid Koha user";
+
} else {
- warn "Invalid session ticket";
+ $debug and warn "Invalid session ticket : $ticket";
return 0;
}
-
- } else {
- warn ("Don't have any ticket, let's go get one from the CAS server!");
- my $url = $cas->login_url(%ENV->{'SCRIPT_URI'});
- print $query->redirect($url);
}
-
- warn "We should not reach this point";
return 0;
- #return(1, $retnumber);
}
1;
=cut
-=head1 KOHA_CONF <usecasserver>http://mycasserver/loginurl</usecasserver>
-
=head1 SEE ALSO
CGI(3)