      1: <?php
      2:
      3: /**
      4:  *
      5:  * An implementation of the AlphaCacheProviderInterface interface that uses an array as the
      6:  * target store.  Only useful for unit tests.
      7:  *
      8:  * @package alpha::util::cache
      9:  * @since 1.2.1
     10:  * @author John Collins <dev@alphaframework.org>
     11:  * @version $Id: AlphaCacheProviderArray.inc 1608 2012-12-17 15:08:19Z alphadevx $
     12:  * @license http://www.opensource.org/licenses/bsd-license.php The BSD License
     13:  * @copyright Copyright (c) 2012, John Collins (founder of Alpha Framework).
     14:  * All rights reserved.
     15:  *
     16:  * <pre>
     17:  * Redistribution and use in source and binary forms, with or
     18:  * without modification, are permitted provided that the
     19:  * following conditions are met:
     20:  *
     21:  * * Redistributions of source code must retain the above
     22:  *   copyright notice, this list of conditions and the
     23:  *   following disclaimer.
     24:  * * Redistributions in binary form must reproduce the above
     25:  *   copyright notice, this list of conditions and the
     26:  *   following disclaimer in the documentation and/or other
     27:  *   materials provided with the distribution.
     28:  * * Neither the name of the Alpha Framework nor the names
     29:  *   of its contributors may be used to endorse or promote
     30:  *   products derived from this software without specific
     31:  *   prior written permission.
     32:  *
     33:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
     34:  * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
     35:  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     36:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     37:  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
     38:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     39:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     40:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     41:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     42:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     43:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     44:  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     45:  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     46:  * </pre>
     47:  *
     48:  */
     49: class AlphaCacheProviderArray implements AlphaCacheProviderInterface {
     50:
     51:     /**
     52:      * Trace logger
     53:      *
     54:      * @var Logger
     55:      * @since 1.2.1
     56:      */
     57:     private static $logger = null;
     58:
     59:     /**
     60:      * The hash array containing the cached items.
     61:      *
     62:      * @var array
     63:      * @since 1.2.1
     64:      */
     65:     public static $cacheArray = array();
     66:
     67:     /**
     68:      * Constructor
     69:      *
     70:      * @since 1.2.1
     71:      */
     72:     public function __construct() {
     73:         self::$logger = new Logger('AlphaCacheProviderArray');
     74:     }
     75:
     76:     /**
     77:      * (non-PHPdoc)
     78:      * @see alpha/util/cache/AlphaCacheProviderInterface::get()
     79:      * @since 1.2.1
     80:      */
     81:     public function get($key) {
     82:         self::$logger->debug('>>get(key=['.$key.'])');
     83:
     84:         self::$logger->debug('Getting value for key ['.$key.']');
     85:
     86:         if(array_key_exists($key, self::$cacheArray))
     87:             return self::$cacheArray[$key];
     88:         else
     89:             return false;
     90:     }
     91:
     92:     /**
     93:      * (non-PHPdoc)
     94:      * @see alpha/util/cache/AlphaCacheProviderInterface::set()
     95:      * @since 1.2.1
     96:      */
     97:     public function set($key, $value, $expiry=0) {
     98:
     99:         self::$logger->debug('Setting value for key ['.$key.']');
    100:
    101:         self::$cacheArray[$key] = $value;
    102:     }
    103:
    104:     /**
    105:      * (non-PHPdoc)
    106:      * @see alpha/util/cache/AlphaCacheProviderInterface::delete()
    107:      * @since 1.2.1
    108:      */
    109:     public function delete($key) {
    110:
    111:         self::$logger->debug('Removing value for key ['.$key.']');
    112:
    113:         unset(self::$cacheArray[$key]);
    114:     }
    115: }