/**
* Build an authentication request based on information in the metadata.
*
* @param SimpleSAML_Configuration $spMetadata The metadata of the service provider.
* @param SimpleSAML_Configuration $idpMetadata The metadata of the identity provider.
*/
public static function buildAuthnRequest(SimpleSAML_Configuration $spMetadata, SimpleSAML_Configuration $idpMetadata)
{
$ar = new SAML2_AuthnRequest();
if ($spMetadata->hasValue('NameIDPolicy')) {
$nameIdPolicy = $spMetadata->getString('NameIDPolicy', NULL);
} else {
$nameIdPolicy = $spMetadata->getString('NameIDFormat', SAML2_Const::NAMEID_TRANSIENT);
}
if ($nameIdPolicy !== NULL) {
$ar->setNameIdPolicy(array('Format' => $nameIdPolicy, 'AllowCreate' => TRUE));
}
$ar->setForceAuthn($spMetadata->getBoolean('ForceAuthn', FALSE));
$ar->setIsPassive($spMetadata->getBoolean('IsPassive', FALSE));
$protbind = $spMetadata->getValueValidate('ProtocolBinding', array(SAML2_Const::BINDING_HTTP_POST, SAML2_Const::BINDING_HOK_SSO, SAML2_Const::BINDING_HTTP_ARTIFACT, SAML2_Const::BINDING_HTTP_REDIRECT), SAML2_Const::BINDING_HTTP_POST);
/* Shoaib - setting the appropriate binding based on parameter in sp-metadata defaults to HTTP_POST */
$ar->setProtocolBinding($protbind);
$ar->setIssuer($spMetadata->getString('entityid'));
$ar->setAssertionConsumerServiceIndex($spMetadata->getInteger('AssertionConsumerServiceIndex', NULL));
$ar->setAttributeConsumingServiceIndex($spMetadata->getInteger('AttributeConsumingServiceIndex', NULL));
if ($spMetadata->hasValue('AuthnContextClassRef')) {
$accr = $spMetadata->getArrayizeString('AuthnContextClassRef');
$ar->setRequestedAuthnContext(array('AuthnContextClassRef' => $accr));
}
self::addRedirectSign($spMetadata, $idpMetadata, $ar);
return $ar;
}
/**
* Build an authentication request based on information in the metadata.
*
* @param SimpleSAML_Configuration $spMetadata The metadata of the service provider.
* @param SimpleSAML_Configuration $idpMetadata The metadata of the identity provider.
*/
public static function buildAuthnRequest(SimpleSAML_Configuration $spMetadata, SimpleSAML_Configuration $idpMetadata)
{
$ar = new SAML2_AuthnRequest();
// get the NameIDPolicy to apply. IdP metadata has precedence.
$nameIdPolicy = array();
if ($idpMetadata->hasValue('NameIDPolicy')) {
$nameIdPolicy = $idpMetadata->getValue('NameIDPolicy');
} elseif ($spMetadata->hasValue('NameIDPolicy')) {
$nameIdPolicy = $spMetadata->getValue('NameIDPolicy');
}
if (!is_array($nameIdPolicy)) {
// handle old configurations where 'NameIDPolicy' was used to specify just the format
$nameIdPolicy = array('Format' => $nameIdPolicy);
}
$nameIdPolicy_cf = SimpleSAML_Configuration::loadFromArray($nameIdPolicy);
$policy = array('Format' => $nameIdPolicy_cf->getString('Format', SAML2_Const::NAMEID_TRANSIENT), 'AllowCreate' => $nameIdPolicy_cf->getBoolean('AllowCreate', true));
$spNameQualifier = $nameIdPolicy_cf->getString('SPNameQualifier', false);
if ($spNameQualifier !== false) {
$policy['SPNameQualifier'] = $spNameQualifier;
}
$ar->setNameIdPolicy($policy);
$ar->setForceAuthn($spMetadata->getBoolean('ForceAuthn', FALSE));
$ar->setIsPassive($spMetadata->getBoolean('IsPassive', FALSE));
$protbind = $spMetadata->getValueValidate('ProtocolBinding', array(SAML2_Const::BINDING_HTTP_POST, SAML2_Const::BINDING_HOK_SSO, SAML2_Const::BINDING_HTTP_ARTIFACT, SAML2_Const::BINDING_HTTP_REDIRECT), SAML2_Const::BINDING_HTTP_POST);
/* Shoaib - setting the appropriate binding based on parameter in sp-metadata defaults to HTTP_POST */
$ar->setProtocolBinding($protbind);
$ar->setIssuer($spMetadata->getString('entityid'));
$ar->setAssertionConsumerServiceIndex($spMetadata->getInteger('AssertionConsumerServiceIndex', NULL));
$ar->setAttributeConsumingServiceIndex($spMetadata->getInteger('AttributeConsumingServiceIndex', NULL));
if ($spMetadata->hasValue('AuthnContextClassRef')) {
$accr = $spMetadata->getArrayizeString('AuthnContextClassRef');
$ar->setRequestedAuthnContext(array('AuthnContextClassRef' => $accr));
}
self::addRedirectSign($spMetadata, $idpMetadata, $ar);
return $ar;
}
