/**
* @param string $attributeName the name of the attribute to attempt to get the value of
* @param mixed $defaultValue the value to return should the assertion not contain the attribute
* @return string[]|mixed string[] if the attribute is found, the given default value otherwise
*/
public function getAttributeValue($attributeName, $defaultValue = null)
{
$attributeDefinition = $this->attributeDictionary->getAttributeDefinition($attributeName);
if (!$this->attributeSet->containsAttributeDefinedBy($attributeDefinition)) {
return $defaultValue;
}
$attribute = $this->attributeSet->getAttributeByDefinition($attributeDefinition);
return $attribute->getValue();
}
/**
* Attempt to get an attribute from the assertion.
*
* @param string $name
* @param null $default
* @return mixed|null
*/
public function getAttribute($name, $default = null)
{
$attributeDefinition = $this->attributeDictionary->getAttributeDefinition($name);
// try first by urn:mace, then by urn:oid
if ($this->assertionAttributes->has($attributeDefinition->getUrnMace())) {
$attribute = $this->assertionAttributes->get($attributeDefinition->getUrnMace());
} elseif ($this->assertionAttributes->has($attributeDefinition->getUrnOid())) {
$attribute = $this->assertionAttributes->get($attributeDefinition->getUrnOid());
} else {
return $default;
}
// if it is singular, it should return the single value if it has a value
if ($attributeDefinition->getMultiplicity() === AttributeDefinition::MULTIPLICITY_SINGLE) {
$count = count($attribute);
if ($count > 1) {
throw new UnexpectedValueException(sprintf('AttributeDefinition "%s" has a single-value multiplicity, yet returned' . ' "%d" values', $attributeDefinition->getName(), count($attribute)));
} elseif ($count === 0) {
$attribute = null;
} else {
$attribute = reset($attribute);
}
}
return $attribute;
}
