ElggFileCache Class Reference

Inheritance diagram for ElggFileCache:

Public Member Functions
	__construct ($cache_path, $max_age=0, $max_size=0)
	Set the Elgg cache. More...
	save ($key, $data)
	Save a key. More...
	load ($key, $offset=0, $limit=null)
	Load a key. More...
	delete ($key)
	Invalidate a given key. More...
	clear ()
	Delete all files in the directory of this file cache. More...
	__destruct ()
	Preform cleanup and invalidates cache upon object destruction. More...
Public Member Functions inherited from ElggCache
	__construct ()
	Set the constructor. More...
	set_variable ($variable, $value)
	Set a cache variable. More...
	setVariable ($variable, $value)
	Set a cache variable. More...
	get_variable ($variable)
	Get variables for this cache. More...
	getVariable ($variable)
	Get variables for this cache. More...
	__get ($key)
	Class member get overloading, returning key using $this->load defaults. More...
	__set ($key, $value)
	Class member set overloading, setting a key using $this->save defaults. More...
	__isset ($key)
	Supporting isset, using $this->load() with default values. More...
	__unset ($key)
	Supporting unsetting of magic attributes. More...
	save ($key, $data)
	Save data in a cache. More...
	load ($key, $offset=0, $limit=null)
	Load data from the cache using a given key. More...
	delete ($key)
	Invalidate a key. More...
	clear ()
	Clear out all the contents of the cache. More...
	add ($key, $data)
	Add a key only if it doesn't already exist. More...
	offsetSet ($key, $value)
	Assigns a value for the specified key. More...
	offsetGet ($key)
	Get the value for specified key. More...
	offsetUnset ($key)
	Unsets a key. More...
	offsetExists ($key)
	Does key exist. More...

Protected Member Functions
	create_file ($filename, $rw="rb")
	Create and return a handle to a file. More...
	createFile ($filename, $rw="rb")
	Create and return a handle to a file. More...
	sanitise_filename ($filename)
	Create a sanitised filename for the file. More...
	sanitizeFilename ($filename)
	Create a sanitised filename for the file. More...

Detailed Description

Definition at line 9 of file ElggFileCache.php.

Constructor & Destructor Documentation

ElggFileCache::__construct	(		$cache_path,
			$max_age = 0,
			$max_size = 0
	)

Set the Elgg cache.

Parameters

string	$cache_path	The cache path.
int	$max_age	Maximum age in seconds, 0 if no limit.
int	$max_size	Maximum size of cache in seconds, 0 if no limit.

Exceptions

ConfigurationException

Definition at line 19 of file ElggFileCache.php.

ElggFileCache::__destruct

(

)

Preform cleanup and invalidates cache upon object destruction.

Exceptions

IOException

Definition at line 196 of file ElggFileCache.php.

Member Function Documentation

ElggFileCache::clear

(

)

Delete all files in the directory of this file cache.

Returns

void

Definition at line 174 of file ElggFileCache.php.

ElggFileCache::create_file (   $filename,   $rw = "rb"  )

protected

Create and return a handle to a file.

Parameters

string	$filename	Filename to save as
string	$rw	Write mode

Returns

mixed

Definition at line 40 of file ElggFileCache.php.

ElggFileCache::createFile (   $filename,   $rw = "rb"  )

protected

Create and return a handle to a file.

Parameters

string	$filename	Filename to save as
string	$rw	Write mode

Returns

mixed

Definition at line 55 of file ElggFileCache.php.

ElggFileCache::delete

(

$key

)

Invalidate a given key.

Parameters

string

$key

Name

Returns

bool

Definition at line 160 of file ElggFileCache.php.

ElggFileCache::load	(		$key,
			$offset = 0,
			$limit = null
	)

Load a key.

Parameters

string	$key	Name
int	$offset	Offset
int	$limit	Limit

Returns

string

Definition at line 136 of file ElggFileCache.php.

ElggFileCache::sanitise_filename (   $filename )

protected

Create a sanitised filename for the file.

Parameters

string

$filename

The filename

Returns

string

Definition at line 87 of file ElggFileCache.php.

ElggFileCache::sanitizeFilename (   $filename )

protected

Create a sanitised filename for the file.

Parameters

string

$filename

The filename

Returns

string

Definition at line 101 of file ElggFileCache.php.

ElggFileCache::save	(		$key,
			$data
	)

Save a key.

Parameters

string	$key	Name
string	$data	Value

Returns

boolean

Definition at line 115 of file ElggFileCache.php.

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The documentation for this class was generated from the following file:

• engine/classes/ElggFileCache.php