saml:SP: Support SOAP LogoutRequest.

When using the new SQL datastore, we can support SOAP logout.

Fixes issue 24.

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@2558 44740490-163a-0410-bde0-09ae8108e29a

modules/saml/www/sp/metadata.php

@@ -34,6 +34,14 @@ $slo->Binding = SAML2_Const::BINDING_HTTP_REDIRECT;
 $slo->Location = SimpleSAML_Module::getModuleURL('saml/sp/saml2-logout.php/' . $sourceId);
 $sp->SingleLogoutService[] = $slo;
 
+$store = SimpleSAML_Store::getInstance();
+if ($store instanceof SimpleSAML_Store_SQL) {
+	/* We can properly support SOAP logout. */
+	$slo = new SAML2_XML_md_EndpointType();
+	$slo->Binding = SAML2_Const::BINDING_SOAP;
+	$slo->Location = SimpleSAML_Module::getModuleURL('saml/sp/saml2-logout.php/' . $sourceId);
+	$sp->SingleLogoutService[] = $slo;
+}
 
 $acs = new SAML2_XML_md_IndexedEndpointType();
 $acs->index = 0;

modules/saml/www/sp/saml2-logout.php

@@ -84,8 +84,6 @@ if ($message instanceof SAML2_LogoutResponse) {
 	$lr->setRelayState($message->getRelayState());
 	$lr->setInResponseTo($message->getId());
 
-	$binding = new SAML2_HTTPRedirect();
-	$binding->setDestination(sspmod_saml_Message::getDebugDestination());
 	$binding->send($lr);
 } else {
 	throw new SimpleSAML_Error_BadRequest('Unknown message received on logout endpoint: ' . get_class($message));