sspmod_saml_Auth_Process_SQLPersistentNameID Class Reference

Inheritance diagram for sspmod_saml_Auth_Process_SQLPersistentNameID:

Collaboration diagram for sspmod_saml_Auth_Process_SQLPersistentNameID:

Public Member Functions
	__construct ($config, $reserved)
	Initialize this filter, parse configuration. More...
Public Member Functions inherited from sspmod_saml_BaseNameIDGenerator
	__construct ($config, $reserved)
	Initialize this filter, parse configuration. More...
	process (&$state)
	Generate transient NameID. More...
Public Member Functions inherited from SimpleSAML_Auth_ProcessingFilter
	__construct (&$config, $reserved)
	Constructor for a processing filter. More...
	process (&$request)
	Process a request. More...

Protected Member Functions
	getValue (array &$state)
	Get the NameID value. More...
Protected Member Functions inherited from sspmod_saml_BaseNameIDGenerator
	getValue (array &$state)
	Get the NameID value. More...

Private Attributes
	$attribute
	$allowUnspecified = false
	$allowDifferent = false
	$alwaysCreate = false

Additional Inherited Members
Data Fields inherited from SimpleSAML_Auth_ProcessingFilter
	$priority = 50
	Priority of this filter. More...
Protected Attributes inherited from sspmod_saml_BaseNameIDGenerator
	$format

Detailed Description

Definition at line 9 of file SQLPersistentNameID.php.

Constructor & Destructor Documentation

__construct()

sspmod_saml_Auth_Process_SQLPersistentNameID::__construct	(		$config,
			$reserved
	)

Initialize this filter, parse configuration.

Parameters

array	$config	Configuration information about this filter.
mixed	$reserved	For future use.

Exceptions

SimpleSAML_Error_Exception

If the 'attribute' option is not specified.

Definition at line 49 of file SQLPersistentNameID.php.

References $config, format, and SAML2\Constants\NAMEID_PERSISTENT.

    {
        parent::__construct($config, $reserved);
        assert('is_array($config)');

        $this->format = \SAML2\Constants::NAMEID_PERSISTENT;

        if (!isset($config['attribute'])) {
            throw new SimpleSAML_Error_Exception("PersistentNameID: Missing required option 'attribute'.");
        }
        $this->attribute = $config['attribute'];

        if (isset($config['allowUnspecified'])) {
            $this->allowUnspecified = (bool) $config['allowUnspecified'];
        }

        if (isset($config['allowDifferent'])) {
            $this->allowDifferent = (bool) $config['allowDifferent'];
        }

        if (isset($config['alwaysCreate'])) {
            $this->alwaysCreate = (bool) $config['alwaysCreate'];
        }
    }

Member Function Documentation

getValue()

sspmod_saml_Auth_Process_SQLPersistentNameID::getValue ( array &  $state )

protected

Get the NameID value.

Parameters

array

$state

The state array.

Returns

string|null The NameID value.

Exceptions

sspmod_saml_Error

if the NameID creation policy is invalid.

Definition at line 83 of file SQLPersistentNameID.php.

References $idpEntityId, $spEntityId, sspmod_saml_IdP_SQLNameID\add(), array, SimpleSAML\Logger\debug(), format, sspmod_saml_IdP_SQLNameID\get(), and SimpleSAML\Logger\warning().

    {

        if (!isset($state['saml:NameIDFormat']) && !$this->allowUnspecified) {
            SimpleSAML\Logger::debug(
                'SQLPersistentNameID: Request did not specify persistent NameID format, '.
                'not generating persistent NameID.'
            );
            return null;
        }

        $validNameIdFormats = @array_filter(array(
            $state['saml:NameIDFormat'],
            $state['SPMetadata']['NameIDPolicy'],
            $state['SPMetadata']['NameIDFormat']
        ));
        if (count($validNameIdFormats) && !in_array($this->format, $validNameIdFormats, true) &&
            !$this->allowDifferent
        ) {
            SimpleSAML\Logger::debug(
                'SQLPersistentNameID: SP expects different NameID format ('.
                implode(', ', $validNameIdFormats).'),  not generating persistent NameID.'
            );
            return null;
        }

        if (!isset($state['Destination']['entityid'])) {
            SimpleSAML\Logger::warning('SQLPersistentNameID: No SP entity ID - not generating persistent NameID.');
            return null;
        }
        $spEntityId = $state['Destination']['entityid'];

        if (!isset($state['Source']['entityid'])) {
            SimpleSAML\Logger::warning('SQLPersistentNameID: No IdP entity ID - not generating persistent NameID.');
            return null;
        }
        $idpEntityId = $state['Source']['entityid'];

        if (!isset($state['Attributes'][$this->attribute]) || count($state['Attributes'][$this->attribute]) === 0) {
            SimpleSAML\Logger::warning(
                'SQLPersistentNameID: Missing attribute '.var_export($this->attribute, true).
                ' on user - not generating persistent NameID.'
            );
            return null;
        }
        if (count($state['Attributes'][$this->attribute]) > 1) {
            SimpleSAML\Logger::warning(
                'SQLPersistentNameID: More than one value in attribute '.var_export($this->attribute, true).
                ' on user - not generating persistent NameID.'
            );
            return null;
        }
        $uid = array_values($state['Attributes'][$this->attribute]); // just in case the first index is no longer 0
        $uid = $uid[0];

        if (empty($uid)) {
            SimpleSAML\Logger::warning(
                'Empty value in attribute '.var_export($this->attribute, true).
                ' on user - not generating persistent NameID.'
            );
            return null;
        }

        $value = sspmod_saml_IdP_SQLNameID::get($idpEntityId, $spEntityId, $uid);
        if ($value !== null) {
            SimpleSAML\Logger::debug(
                'SQLPersistentNameID: Found persistent NameID '.var_export($value, true).' for user '.
                var_export($uid, true).'.'
            );
            return $value;
        }

        if ((!isset($state['saml:AllowCreate']) || !$state['saml:AllowCreate']) && !$this->alwaysCreate) {
            SimpleSAML\Logger::warning(
                'SQLPersistentNameID: Did not find persistent NameID for user, and not allowed to create new NameID.'
            );
            throw new sspmod_saml_Error(
                \SAML2\Constants::STATUS_RESPONDER,
                'urn:oasis:names:tc:SAML:2.0:status:InvalidNameIDPolicy'
            );
        }

        $value = bin2hex(openssl_random_pseudo_bytes(20));
        SimpleSAML\Logger::debug(
            'SQLPersistentNameID: Created persistent NameID '.var_export($value, true).' for user '.
            var_export($uid, true).'.'
        );
        sspmod_saml_IdP_SQLNameID::add($idpEntityId, $spEntityId, $uid, $value);

        return $value;
    }

Here is the call graph for this function:

Field Documentation

$allowDifferent

sspmod_saml_Auth_Process_SQLPersistentNameID::$allowDifferent = false

private

Definition at line 31 of file SQLPersistentNameID.php.

$allowUnspecified

sspmod_saml_Auth_Process_SQLPersistentNameID::$allowUnspecified = false

private

Definition at line 24 of file SQLPersistentNameID.php.

$alwaysCreate

sspmod_saml_Auth_Process_SQLPersistentNameID::$alwaysCreate = false

private

Definition at line 38 of file SQLPersistentNameID.php.

$attribute

sspmod_saml_Auth_Process_SQLPersistentNameID::$attribute

private

Definition at line 17 of file SQLPersistentNameID.php.

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The documentation for this class was generated from the following file:

• libs/composer/vendor/simplesamlphp/simplesamlphp/modules/saml/lib/Auth/Process/SQLPersistentNameID.php