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<?php |
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/* |
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* This file is part of the Oryzone PHPoAuthUserData package <https://github.com/Oryzone/PHPoAuthUserData>. |
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* |
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* (c) Oryzone, developed by Luciano Mammino <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace OAuth\UserData\Extractor; |
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/** |
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* Class LazyExtractor |
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* @package OAuth\UserData\Extractor |
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*/ |
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class LazyExtractor extends Extractor |
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{ |
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/** |
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* @var array $loadersMap |
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*/ |
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protected $loadersMap; |
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/** |
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* @var array $normalizersMap |
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*/ |
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protected $normalizersMap; |
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/** |
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* @var array $loadersResults |
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*/ |
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protected $loadersResults; |
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/** |
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* Constructor |
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* |
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* @param array $loadersMap |
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* @param array $normalizersMap |
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* @param string[] $supports |
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* @param array $fields |
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*/ |
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public function __construct( |
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$loadersMap = array(), |
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$normalizersMap = array(), |
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$supports = array(), |
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$fields = array() |
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) { |
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parent::__construct($supports, $fields); |
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$this->loadersMap = $loadersMap; |
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$this->normalizersMap = $normalizersMap; |
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$this->loadersResults = array(); |
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} |
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/** |
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* {@inheritDoc} |
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* @param string $field |
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*/ |
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public function getField($field) |
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{ |
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if (!$this->isFieldSupported($field)) { |
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return null; |
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} |
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if (!$this->hasLoadedField($field)) { |
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$loaderData = $this->getLoaderData($field); |
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if (isset($this->normalizersMap[$field])) { |
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$normalizerName = $this->normalizersMap[$field]; |
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$normalizerFunction = sprintf('%sNormalizer', $normalizerName); |
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$this->fields[$field] = $this->$normalizerFunction($loaderData); |
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} else { |
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$this->fields[$field] = $loaderData; |
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} |
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} |
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return parent::getField($field); |
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} |
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/** |
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* Check if already loaded a given field |
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* |
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* @param string $field |
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* @return bool |
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*/ |
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protected function hasLoadedField($field) |
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{ |
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return array_key_exists($field, $this->fields); |
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} |
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/** |
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* Get data from a loader. |
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* A loader is a function who is delegated to fetch a request to get the raw data |
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* |
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* @param string $field |
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* @return mixed |
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*/ |
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protected function getLoaderData($field) |
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{ |
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$loaderName = $this->loadersMap[$field]; |
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$loaderFunction = sprintf('%sLoader', $loaderName); |
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if (!isset($this->loadersResults[$loaderName])) { |
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$this->loadersResults[$loaderName] = $this->$loaderFunction(); |
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} |
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return $this->loadersResults[$loaderName]; |
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} |
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/** |
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* Get a default map of loaders |
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* |
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* @return array |
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*/ |
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protected static function getDefaultLoadersMap() |
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{ |
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return array( |
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self::FIELD_UNIQUE_ID => 'profile', |
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self::FIELD_USERNAME => 'profile', |
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self::FIELD_FIRST_NAME => 'profile', |
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self::FIELD_LAST_NAME => 'profile', |
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self::FIELD_FULL_NAME => 'profile', |
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self::FIELD_EMAIL => 'profile', |
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self::FIELD_DESCRIPTION => 'profile', |
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self::FIELD_LOCATION => 'profile', |
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self::FIELD_PROFILE_URL => 'profile', |
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self::FIELD_IMAGE_URL => 'profile', |
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self::FIELD_WEBSITES => 'profile', |
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self::FIELD_VERIFIED_EMAIL => 'profile', |
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self::FIELD_EXTRA => 'profile', |
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); |
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} |
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/** |
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* Get a default normalizers map |
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* |
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* @return array |
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*/ |
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protected static function getDefaultNormalizersMap() |
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{ |
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return array( |
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self::FIELD_UNIQUE_ID => self::FIELD_UNIQUE_ID, |
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self::FIELD_USERNAME => self::FIELD_USERNAME, |
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self::FIELD_FIRST_NAME => self::FIELD_FIRST_NAME, |
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self::FIELD_LAST_NAME => self::FIELD_LAST_NAME, |
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self::FIELD_FULL_NAME => self::FIELD_FULL_NAME, |
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self::FIELD_EMAIL => self::FIELD_EMAIL, |
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self::FIELD_DESCRIPTION => self::FIELD_DESCRIPTION, |
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self::FIELD_LOCATION => self::FIELD_LOCATION, |
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self::FIELD_PROFILE_URL => self::FIELD_PROFILE_URL, |
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self::FIELD_IMAGE_URL => self::FIELD_IMAGE_URL, |
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self::FIELD_WEBSITES => self::FIELD_WEBSITES, |
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self::FIELD_VERIFIED_EMAIL => self::FIELD_VERIFIED_EMAIL, |
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self::FIELD_EXTRA => self::FIELD_EXTRA, |
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); |
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} |
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} |
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Oryzone /
PHPoAuthUserData
