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<?php |
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namespace TreeHouse\Keystone\Client\Model; |
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use TreeHouse\Keystone\Client\Exception\TokenException; |
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class Token implements \JsonSerializable |
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{ |
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/** |
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* @var string |
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*/ |
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protected $id; |
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/** |
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* @var \DateTime |
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*/ |
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protected $expires; |
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/** |
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* @var array |
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*/ |
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protected $catalogs; |
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/** |
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* @param string $id |
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* @param \DateTime $expires |
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*/ |
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public function __construct($id, \DateTime $expires) |
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{ |
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$this->id = $id; |
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$this->expires = $expires; |
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$this->catalogs = []; |
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} |
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/** |
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* @return string |
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*/ |
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public function getId() |
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{ |
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return $this->id; |
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} |
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/** |
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* Adds a service catalog, using the array output of a token-call. |
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* |
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* @param string $type The service type |
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* @param string $name The service name |
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* @param array $endpoints Array of endpoints |
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*/ |
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public function addServiceCatalog($type, $name, array $endpoints) |
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{ |
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if (!array_key_exists($type, $this->catalogs)) { |
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$this->catalogs[$type] = []; |
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} |
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// check if endpoints config is correct |
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foreach ($endpoints as $index => $endpoint) { |
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if (!is_array($endpoint)) { |
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throw new TokenException('Expecting an array for an endpoint'); |
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} |
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$endpoints[$index] = array_change_key_case($endpoint, CASE_LOWER); |
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if (!isset($endpoints[$index]['publicurl']) && !isset($endpoints[$index]['adminurl'])) { |
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throw new TokenException( |
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sprintf('An endpoint must have either a "publicurl" or "adminurl" key, got %s', json_encode($endpoint)) |
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); |
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} |
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} |
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$this->catalogs[$type][$name] = $endpoints; |
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} |
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/** |
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* @param string $type |
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* @param string $name |
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* |
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* @throws TokenException |
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* |
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* @return array |
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*/ |
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public function getServiceCatalog($type, $name = null) |
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{ |
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if (!array_key_exists($type, $this->catalogs) || empty($this->catalogs[$type])) { |
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throw new TokenException(sprintf('There is no catalog for "%s"', $type)); |
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} |
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$catalogs = $this->catalogs[$type]; |
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if (is_null($name)) { |
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return reset($catalogs); |
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} |
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if (!array_key_exists($name, $catalogs)) { |
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throw new TokenException(sprintf('There is no service named "%s" for catalog "%s"', $name, $type)); |
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} |
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return $catalogs[$name]; |
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} |
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/** |
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* @return \DateTime |
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*/ |
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public function getExpirationDate() |
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{ |
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return $this->expires; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isExpired() |
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{ |
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return new \DateTime() >= $this->getExpirationDate(); |
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} |
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/** |
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* Factory method to use with Keystone token responses, or a json_encoded Token instance. |
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* |
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* @param array $content |
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* |
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* @throws TokenException |
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* |
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* @return static |
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*/ |
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public static function create(array $content) |
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{ |
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$access = static::arrayGet($content, 'access'); |
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$token = static::arrayGet($access, 'token'); |
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$tokenid = static::arrayGet($token, 'id'); |
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$expires = static::arrayGet($token, 'expires'); |
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try { |
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$expireDate = new \DateTime($expires); |
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} catch (\Exception $e) { |
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throw new TokenException(sprintf('Invalid expiration date: %s', $e->getMessage()), null, $e); |
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} |
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$token = new static($tokenid, $expireDate); |
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$catalogs = static::arrayGet($access, 'serviceCatalog'); |
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if (is_array($catalogs)) { |
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foreach ($catalogs as $catalog) { |
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$type = static::arrayGet($catalog, 'type'); |
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$name = static::arrayGet($catalog, 'name'); |
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$endpoints = static::arrayGet($catalog, 'endpoints'); |
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if (!is_array($endpoints)) { |
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throw new TokenException(sprintf('Invalid endpoints: %s', json_encode($endpoints))); |
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} |
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$token->addServiceCatalog($type, $name, $endpoints); |
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} |
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} |
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return $token; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function jsonSerialize() |
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{ |
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$response = [ |
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'access' => [ |
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'token' => [ |
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'id' => $this->id, |
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'expires' => $this->expires->format(DATE_ISO8601), |
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], |
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'serviceCatalog' => [], |
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], |
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]; |
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foreach ($this->catalogs as $type => $catalogs) { |
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foreach ($catalogs as $name => $endpoints) { |
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$response['access']['serviceCatalog'][] = [ |
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'name' => $name, |
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'type' => $type, |
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'endpoints' => $endpoints, |
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]; |
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} |
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} |
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return $response; |
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} |
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/** |
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* @param array $array |
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* @param string $key |
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* |
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* @return mixed |
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*/ |
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protected static function arrayGet(array $array, $key) |
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{ |
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$key = strtolower($key); |
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$array = array_change_key_case($array, CASE_LOWER); |
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if (!array_key_exists($key, $array)) { |
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throw new TokenException( |
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sprintf('Did not find key %s in array: %s', json_encode($key), json_encode($array)) |
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); |
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} |
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return $array[$key]; |
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} |
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} |
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treehouselabs /
keystone-client
