Source of file Snappy.php
Size: 1,992 Bytes - Last Modified: 2014-03-12T23:21:18+01:00
/home/theseer/Downloads/ZendFramework-2.3.0/library/Zend/Filter/Compress/Snappy.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778 | <?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\Filter\Compress; use Zend\Filter\Exception; /** * Compression adapter for php snappy (http://code.google.com/p/php-snappy/) */ class Snappy implements CompressionAlgorithmInterface { /** * Class constructor * * @param null|array|\Traversable $options (Optional) Options to set * @throws Exception\ExtensionNotLoadedException if snappy extension not loaded */ public function __construct($options = null) { if (!extension_loaded('snappy')) { throw new Exception\ExtensionNotLoadedException('This filter needs the snappy extension'); } } /** * Compresses the given content * * @param string $content * @return string * @throws Exception\RuntimeException on memory, output length or data warning */ public function compress($content) { $compressed = snappy_compress($content); if ($compressed === false) { throw new Exception\RuntimeException('Error while compressing.'); } return $compressed; } /** * Decompresses the given content * * @param string $content * @return string * @throws Exception\RuntimeException on memory, output length or data warning */ public function decompress($content) { $compressed = snappy_uncompress($content); if ($compressed === false) { throw new Exception\RuntimeException('Error while decompressing.'); } return $compressed; } /** * Returns the adapter name * * @return string */ public function toString() { return 'Snappy'; } } |