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authoricewing <icewing@36083f99-b078-4883-b0ff-0f9b5a30f544>2008-03-11 15:03:36 +0000
committericewing <icewing@36083f99-b078-4883-b0ff-0f9b5a30f544>2008-03-11 15:03:36 +0000
commit5153d2839b9747aad7ca620602467f7210e5d298 (patch)
tree348a231a6f53f0437201e67fd4268c9a4af4154d /engine
parentf251e2040785a7b2f1ee51927d98af217546fc8d (diff)
downloadelgg-5153d2839b9747aad7ca620602467f7210e5d298.tar.gz
elgg-5153d2839b9747aad7ca620602467f7210e5d298.tar.bz2
Marcus Povey <marcus@dushka.co.uk>
* ElggCache superclass git-svn-id: https://code.elgg.org/elgg/trunk@164 36083f99-b078-4883-b0ff-0f9b5a30f544
Diffstat (limited to 'engine')
-rw-r--r--engine/lib/cache.php72
1 files changed, 72 insertions, 0 deletions
diff --git a/engine/lib/cache.php b/engine/lib/cache.php
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index 000000000..5a426cdee
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+<?php
+ /**
+ * Elgg cache
+ * The API REST endpoint.
+ *
+ * @package Elgg
+ * @subpackage API
+ * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
+ * @author Marcus Povey <marcus@dushka.co.uk>
+ * @copyright Curverider Ltd 2008
+ * @link http://elgg.org/
+ */
+
+ /**
+ * @class ElggCache The elgg cache superclass.
+ * This defines the interface for a cache (wherever that cache is stored).
+ * @author Marcus Povey <marcus@dushka.co.uk>
+ */
+ abstract class ElggCache
+ {
+ /**
+ * Variables for the cache object.
+ *
+ * @var array
+ */
+ private $variables;
+
+ /**
+ * Set the constructor.
+ */
+ function __construct() { $this->variables = array(); }
+
+ /**
+ * Set a cache variable.
+ *
+ * @param string $variable
+ * @param string $value
+ */
+ public function set_variable($variable, $value) { $this->variables[$variable] = $value; }
+
+ /**
+ * Get variables for this cache.
+ *
+ * @param string $variable
+ * @return mixed The variable or null;
+ */
+ public function get_variable($variable)
+ {
+ if (isset($this->variables[$variable]))
+ return $this->variables[$variable];
+
+ return null;
+ }
+
+ /**
+ * Save data in a cache.
+ *
+ * @param string $key
+ * @param string $data
+ * @return bool
+ */
+ abstract public function save($key, $data);
+
+ /**
+ * Load data from the cache using a given key.
+ *
+ * @param string $key
+ * @return mixed The stored data or false.
+ */
+ abstract public function load($key);
+ }
+?> \ No newline at end of file