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<?php |
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namespace Stichoza\GoogleTranslate; |
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use BadMethodCallException; |
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use ErrorException; |
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use Exception; |
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use InvalidArgumentException; |
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use Stichoza\GoogleTranslate\Tokens\TokenProviderInterface; |
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use UnexpectedValueException; |
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/** |
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* Free Google Translate API PHP Package. |
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* |
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* @author Levan Velijanashvili <[email protected]> |
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* |
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* @link http://stichoza.com/ |
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* |
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* @license MIT |
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* |
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* @method string getLastDetectedSource() Can be called statically too. |
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* @method string translate(string $text) Can be called statically with signature |
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* string translate(string $source, string $target, string $text) |
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*/ |
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class TranslateClient |
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{ |
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/** |
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* @var Translator |
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*/ |
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private static $translatorInstance; |
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/** |
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* Class constructor. |
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* |
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* For more information about HTTP client configuration options, visit |
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* "Creating a client" section of GuzzleHttp docs. |
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* 5.x - http://guzzle.readthedocs.org/en/5.3/clients.html#creating-a-client |
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* |
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* @param string $source Source language (Optional) |
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* @param string $target Target language (Optional) |
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* @param array $options Associative array of http client configuration options (Optional) |
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* |
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* @throws Exception If token provider does not implement TokenProviderInterface |
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*/ |
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public function __construct($source = null, $target = 'en', $options = [], TokenProviderInterface $tokener = null) |
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{ |
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self::getInstance($tokener) |
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->setSource($source) |
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->setTarget($target) |
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->setHttpOption($options); |
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} |
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/** |
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* Returns the singleton instance of Translator. |
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* |
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* @param TokenProviderInterface|null $tokener |
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* |
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* @return Translator |
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*/ |
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protected static function getInstance(TokenProviderInterface $tokener = null) |
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{ |
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if (!self::$translatorInstance) { |
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self::$translatorInstance = new Translator(null, 'en', [], $tokener); |
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} |
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return self::$translatorInstance; |
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} |
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/** |
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* Override translate method for static call. |
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* |
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* @throws BadMethodCallException If calling nonexistent method |
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* @throws InvalidArgumentException If parameters are passed incorrectly |
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* @throws InvalidArgumentException If the provided argument is not of type 'string' |
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* @throws ErrorException If the HTTP request fails |
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* @throws UnexpectedValueException If received data cannot be decoded |
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*/ |
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public static function __callStatic($name, $args) |
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{ |
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switch ($name) { |
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case 'translate': |
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if (count($args) < 3) { |
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throw new InvalidArgumentException('Expecting 3 parameters'); |
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} |
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try { |
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return self::getInstance() |
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->setSource($args[0]) |
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->setTarget($args[1]) |
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->translate($args[2]); |
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} catch (Exception $e) { |
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throw $e; |
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} |
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case 'getLastDetectedSource': |
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return self::getInstance()->getLastDetectedSource(); |
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default: |
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throw new BadMethodCallException("Method [{$name}] does not exist"); |
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} |
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} |
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/** |
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* Override translate method for instance call. |
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* |
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* @throws BadMethodCallException If calling nonexistent method |
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* @throws InvalidArgumentException If parameters are passed incorrectly |
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* @throws InvalidArgumentException If the provided argument is not of type 'string' |
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* @throws ErrorException If the HTTP request fails |
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* @throws UnexpectedValueException If received data cannot be decoded |
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*/ |
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public function __call($methodName, $args) |
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{ |
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if (!method_exists(self::getInstance(), $methodName)) { |
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throw new BadMethodCallException("Method [{$methodName}] does not exist"); |
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} |
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$reflectionMethod = new \ReflectionMethod(self::getInstance(), $methodName); |
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$minimumArgs = $reflectionMethod->getNumberOfRequiredParameters(); |
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if (count($args) < $minimumArgs) { |
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throw new InvalidArgumentException("Expecting $minimumArgs parameter".($minimumArgs == 1 ? '' : 's')); |
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} |
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return call_user_func_array([self::getInstance(), $methodName], $args); |
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} |
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/** |
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* Check if given locale is valid. |
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* |
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* @param string $lang Language code to verify |
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* |
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* @return bool |
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*/ |
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public static function isValidLocale($lang) |
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{ |
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return self::getInstance()->isValidLocale($lang); |
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} |
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} |
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Stichoza /
google-translate-php
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