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<?php |
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declare(strict_types=1); |
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namespace Crossjoin\Browscap\Parser\Sqlite\Adapter; |
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use Crossjoin\Browscap\Exception\BrowscapException; |
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use Crossjoin\Browscap\Exception\InvalidArgumentException; |
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use Crossjoin\Browscap\Exception\ParserConditionNotSatisfiedException; |
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use Crossjoin\Browscap\Exception\UnexpectedValueException; |
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/** |
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* Class AdapterFactory |
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* |
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* @package Crossjoin\Browscap\Parser\Sqlite\Adapter |
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* @author Christoph Ziegenberg <[email protected]> |
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* @link https://github.com/crossjoin/browscap |
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*/ |
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class AdapterFactory |
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{ |
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const DEFAULT_CLASSES = [ |
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'\Crossjoin\Browscap\Parser\Sqlite\Adapter\Pdo', |
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'\Crossjoin\Browscap\Parser\Sqlite\Adapter\Sqlite3', |
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]; |
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protected static $adapterClasses = self::DEFAULT_CLASSES; |
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/** |
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* @param string $fileName |
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* |
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* @return AdapterInterface |
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* @throws ParserConditionNotSatisfiedException |
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* @throws UnexpectedValueException |
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*/ |
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public static function getInstance(string $fileName) : AdapterInterface |
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{ |
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foreach (static::$adapterClasses as $className) { |
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$instance = static::getInstanceByClassName($className, $fileName); |
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if ($instance !== null) { |
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return $instance; |
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} |
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} |
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throw new ParserConditionNotSatisfiedException( |
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"No Sqlite extension found. Either 'pdo_sqlite' or 'sqlite3' extension required." |
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); |
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} |
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/** |
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* @param array $fullyQualifiedClassNames |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public static function setAdapterClasses(array $fullyQualifiedClassNames) |
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{ |
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$rememberClasses = self::$adapterClasses; |
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self::$adapterClasses = []; |
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foreach ($fullyQualifiedClassNames as $className) { |
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if (is_string($className)) { |
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self::$adapterClasses[] = $className; |
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} else { |
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// Reset to previous value on error |
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self::$adapterClasses = $rememberClasses; |
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throw new InvalidArgumentException( |
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"A value in the class name array is of type '" . gettype($className) . "'. String expected." |
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); |
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} |
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} |
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} |
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/** |
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* @param string $className |
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* @param string $fileName |
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* |
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* @return AdapterInterface|null |
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* @throws UnexpectedValueException |
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*/ |
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protected static function getInstanceByClassName(string $className, string $fileName) |
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{ |
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if (class_exists($className)) { |
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$interface = '\Crossjoin\Browscap\Parser\Sqlite\Adapter\AdapterFactoryInterface'; |
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$interfaces = class_implements($className); |
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if (array_key_exists(ltrim($interface, '\\'), $interfaces)) { |
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try { |
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return new $className($fileName); |
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} catch (BrowscapException $e) { |
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// Ignore exception, because we just return NULL on failure |
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} |
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} else { |
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throw new UnexpectedValueException( |
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"Class '$className' has to implement the interface '$interface'.", |
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1459000689 |
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); |
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} |
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} else { |
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throw new UnexpectedValueException("Class '$className' doesn't exist.", 1459000690); |
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} |
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return null; |
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} |
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} |
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crossjoin /
Browscap
Loading history...
It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings.