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<?php |
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namespace vfalies\tmdb; |
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use vfalies\tmdb\Interfaces\TmdbInterface; |
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use vfalies\tmdb\Interfaces\HttpRequestInterface; |
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use Psr\Log\LoggerInterface; |
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use vfalies\tmdb\lib\Guzzle\Client as HttpClient; |
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use vfalies\tmdb\Exceptions\IncorrectParamException; |
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use vfalies\tmdb\Exceptions\ServerErrorException; |
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/** |
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* Tmdb wrapper core class |
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*/ |
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class Tmdb implements TmdbInterface |
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{ |
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// Private variables |
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private $api_key = null; // API Key |
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private $language = 'fr-FR'; // Default language for API response'; // Base URL of the API |
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private $include_adult = false; // Include adult content in search result |
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private $page = 1; // API Page result |
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// Protected variables |
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protected $configuration = null; // API Configuration |
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protected $genres = null; // API Genres |
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// Public variables |
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public $base_api_url = 'https://api.themoviedb.org/3/'; // Base URL of the API |
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/** |
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* |
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* @var LoggerInterface |
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*/ |
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public $logger = null; |
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/** |
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* Constructor |
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* @param string $api_key TMDB API Key |
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* @param LoggerInterface $logger Logger used in the class |
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*/ |
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public function __construct(string $api_key, LoggerInterface $logger) |
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{ |
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$this->api_key = $api_key; |
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$this->logger = $logger; |
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} |
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/** |
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* Send request to TMDB API |
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* @param HttpRequestInterface $http_request |
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* @param string $action API action to request |
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* @param string $query Query of the request (optional) |
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* @param array $options Array of options of the request (optional) |
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* @return \stdClass |
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*/ |
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public function sendRequest(HttpRequestInterface $http_request, string $action, string $query = null, array $options = array()): \stdClass |
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{ |
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$this->logger->debug('Start sending HTTP request'); |
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$url = $this->buildHTTPUrl($action, $query, $options); |
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$res = $http_request->getResponse($url); |
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$response = json_decode($res->getBody()); |
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if (empty($response)) { |
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$this->logger->error('Request Body can not be decode', array('action' => $action, 'query' => $query, 'options' => $options)); |
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throw new ServerErrorException(); |
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} |
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return $response; |
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} |
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/** |
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* Build URL for HTTP Call |
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* @param string $action API action to request |
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* @param string $query Query of the request (optional) |
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* @param array $options Array of options of the request (optional) |
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* @return string |
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*/ |
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private function buildHTTPUrl($action, $query, $options) |
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{ |
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// Url construction |
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$url = $this->base_api_url . $action; |
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// Parameters |
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$params = []; |
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$params['api_key'] = $this->api_key; |
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if (!is_null($query)) { |
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$params['query'] = $query; |
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} |
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$params = array_merge($params, $options); |
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// URL with paramters construction |
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$url = $url . '?' . http_build_query($params); |
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return $url; |
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} |
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/** |
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* Get API Configuration |
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* @return \stdClass |
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* @throws TmdbException |
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*/ |
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public function getConfiguration(): \stdClass |
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{ |
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try { |
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$this->logger->debug('Start getting configuration'); |
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if (is_null($this->configuration)) { |
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$this->logger->debug('No configuration found, sending HTTP request to get it'); |
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$this->configuration = $this->sendRequest(new HttpClient(new \GuzzleHttp\Client()), 'configuration'); |
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} |
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return $this->configuration; |
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} catch (TmdbException $ex) { |
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throw $ex; |
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} |
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} |
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/** |
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* Check options rules before send request |
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* @param array $options Array of options to validate |
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* @return array |
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* @throws IncorrectParamException |
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*/ |
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public function checkOptions(array $options): array |
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{ |
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$params = []; |
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// Set default options |
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$params['language'] = $this->language; |
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$params['include_adult'] = $this->include_adult; |
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$params['page'] = $this->page; |
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// Check options |
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foreach ($options as $key => $value) { |
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switch ($key) { |
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case 'year': |
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$params[$key] = $this->checkYear($value); |
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break; |
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case 'language': |
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$params[$key] = $this->checkLanguage($value); |
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break; |
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case 'include_adult': |
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$params[$key] = filter_var($value, FILTER_VALIDATE_BOOLEAN); |
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break; |
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case 'page': |
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$params[$key] = (int) $value; |
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break; |
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default: |
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$this->logger->error('Unknown param options', array('options', $options)); |
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throw new IncorrectParamException; |
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} |
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} |
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return $params; |
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} |
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/** |
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* Check year format |
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* @param mixed $year year to validate |
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* @return int year validated |
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* @throws \Exception |
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*/ |
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private function checkYear(int $year): int |
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{ |
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$year = (int) $year; |
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return $year; |
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} |
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/** |
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* Check language |
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* @param string $language Language string with format ISO 639-1 |
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* @return string Language string validated |
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* @throws IncorrectParamException |
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*/ |
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private function checkLanguage(string $language): string |
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{ |
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$check = preg_match("#([a-z]{2})-([A-Z]{2})#", $language); |
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if ($check === 0 || $check === false) { |
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$this->logger->error('Incorrect language param option', array('language' => $language)); |
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throw new IncorrectParamException; |
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} |
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return $language; |
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} |
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} |
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vfalies /
tmdb
