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-rw-r--r--engine/classes/ElggCache.php322
1 files changed, 161 insertions, 161 deletions
diff --git a/engine/classes/ElggCache.php b/engine/classes/ElggCache.php
index f10b6d9ea..a494471b9 100644
--- a/engine/classes/ElggCache.php
+++ b/engine/classes/ElggCache.php
@@ -1,162 +1,162 @@
-<?php
-/**
- * ElggCache The elgg cache superclass.
- * This defines the interface for a cache (wherever that cache is stored).
- *
- * @package Elgg.Core
- * @subpackage Cache
- */
-abstract class ElggCache implements
- // Override for array access
- ArrayAccess {
- /**
- * 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, $value) {
- if (!is_array($this->variables)) {
- $this->variables = array();
- }
-
- $this->variables[$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;
- }
-
- /**
- * Class member get overloading, returning key using $this->load defaults.
- *
- * @param string $key
- * @return mixed
- */
- function __get($key) {
- return $this->load($key);
- }
-
- /**
- * Class member set overloading, setting a key using $this->save defaults.
- *
- * @param string $key
- * @param mixed $value
- * @return mixed
- */
- function __set($key, $value) {
- return $this->save($key, $value);
- }
-
- /**
- * Supporting isset, using $this->load() with default values.
- *
- * @param string $key The name of the attribute or metadata.
- * @return bool
- */
- function __isset($key) {
- return (bool)$this->load($key);
- }
-
- /**
- * Supporting unsetting of magic attributes.
- *
- * @param string $key The name of the attribute or metadata.
- */
- function __unset($key) {
- return $this->delete($key);
- }
-
- /**
- * 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
- * @param int $offset
- * @param int $limit
- * @return mixed The stored data or false.
- */
- abstract public function load($key, $offset = 0, $limit = null);
-
- /**
- * Invalidate a key
- *
- * @param string $key
- * @return bool
- */
- abstract public function delete($key);
-
- /**
- * Clear out all the contents of the cache.
- *
- */
- abstract public function clear();
-
- /**
- * Add a key only if it doesn't already exist.
- * Implemented simply here, if you extend this class and your caching engine provides a better way then
- * override this accordingly.
- *
- * @param string $key
- * @param string $data
- * @return bool
- */
- public function add($key, $data) {
- if (!isset($this[$key])) {
- return $this->save($key, $data);
- }
-
- return false;
- }
-
- // ARRAY ACCESS INTERFACE //////////////////////////////////////////////////////////
- function offsetSet($key, $value) {
- $this->save($key, $value);
- }
-
- function offsetGet($key) {
- return $this->load($key);
- }
-
- function offsetUnset($key) {
- if ( isset($this->key) ) {
- unset($this->key);
- }
- }
-
- function offsetExists($offset) {
- return isset($this->$offset);
- }
+<?php
+/**
+ * ElggCache The elgg cache superclass.
+ * This defines the interface for a cache (wherever that cache is stored).
+ *
+ * @package Elgg.Core
+ * @subpackage Cache
+ */
+abstract class ElggCache implements
+ // Override for array access
+ ArrayAccess {
+ /**
+ * 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, $value) {
+ if (!is_array($this->variables)) {
+ $this->variables = array();
+ }
+
+ $this->variables[$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;
+ }
+
+ /**
+ * Class member get overloading, returning key using $this->load defaults.
+ *
+ * @param string $key
+ * @return mixed
+ */
+ function __get($key) {
+ return $this->load($key);
+ }
+
+ /**
+ * Class member set overloading, setting a key using $this->save defaults.
+ *
+ * @param string $key
+ * @param mixed $value
+ * @return mixed
+ */
+ function __set($key, $value) {
+ return $this->save($key, $value);
+ }
+
+ /**
+ * Supporting isset, using $this->load() with default values.
+ *
+ * @param string $key The name of the attribute or metadata.
+ * @return bool
+ */
+ function __isset($key) {
+ return (bool)$this->load($key);
+ }
+
+ /**
+ * Supporting unsetting of magic attributes.
+ *
+ * @param string $key The name of the attribute or metadata.
+ */
+ function __unset($key) {
+ return $this->delete($key);
+ }
+
+ /**
+ * 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
+ * @param int $offset
+ * @param int $limit
+ * @return mixed The stored data or false.
+ */
+ abstract public function load($key, $offset = 0, $limit = null);
+
+ /**
+ * Invalidate a key
+ *
+ * @param string $key
+ * @return bool
+ */
+ abstract public function delete($key);
+
+ /**
+ * Clear out all the contents of the cache.
+ *
+ */
+ abstract public function clear();
+
+ /**
+ * Add a key only if it doesn't already exist.
+ * Implemented simply here, if you extend this class and your caching engine provides a better way then
+ * override this accordingly.
+ *
+ * @param string $key
+ * @param string $data
+ * @return bool
+ */
+ public function add($key, $data) {
+ if (!isset($this[$key])) {
+ return $this->save($key, $data);
+ }
+
+ return false;
+ }
+
+ // ARRAY ACCESS INTERFACE //////////////////////////////////////////////////////////
+ function offsetSet($key, $value) {
+ $this->save($key, $value);
+ }
+
+ function offsetGet($key) {
+ return $this->load($key);
+ }
+
+ function offsetUnset($key) {
+ if ( isset($this->key) ) {
+ unset($this->key);
+ }
+ }
+
+ function offsetExists($offset) {
+ return isset($this->$offset);
+ }
} \ No newline at end of file