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no more cake update so indent
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@nivcoo
nivcoo committed Aug 28, 2021
1 parent ed23d52 commit be0a5ac
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Showing 272 changed files with 79,026 additions and 76,370 deletions.
1,206 changes: 613 additions & 593 deletions lib/Cake/Cache/Cache.php
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344 changes: 176 additions & 168 deletions lib/Cake/Cache/CacheEngine.php
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Original file line number Diff line number Diff line change
Expand Up @@ -19,172 +19,180 @@
*
* @package Cake.Cache
*/
abstract class CacheEngine {

/**
* Settings of current engine instance
*
* @var array
*/
public $settings = array();

/**
* Contains the compiled string with all groups
* prefixes to be prepended to every key in this cache engine
*
* @var string
*/
protected $_groupPrefix = null;

/**
* Initialize the cache engine
*
* Called automatically by the cache frontend
*
* @param array $settings Associative array of parameters for the engine
* @return bool True if the engine has been successfully initialized, false if not
*/
public function init($settings = array()) {
$settings += $this->settings + array(
'prefix' => 'cake_',
'duration' => 3600,
'probability' => 100,
'groups' => array()
);
$this->settings = $settings;
if (!empty($this->settings['groups'])) {
sort($this->settings['groups']);
$this->_groupPrefix = str_repeat('%s_', count($this->settings['groups']));
}
if (!is_numeric($this->settings['duration'])) {
$this->settings['duration'] = strtotime($this->settings['duration']) - time();
}
return true;
}

/**
* Garbage collection
*
* Permanently remove all expired and deleted data
*
* @param int $expires [optional] An expires timestamp, invalidating all data before.
* @return void
*/
public function gc($expires = null) {
}

/**
* Write value for a key into cache
*
* @param string $key Identifier for the data
* @param mixed $value Data to be cached
* @param int $duration How long to cache for.
* @return bool True if the data was successfully cached, false on failure
*/
abstract public function write($key, $value, $duration);

/**
* Write value for a key into cache if it doesn't already exist
*
* @param string $key Identifier for the data
* @param mixed $value Data to be cached
* @param int $duration How long to cache for.
* @return bool True if the data was successfully cached, false on failure
*/
public function add($key, $value, $duration) {
}

/**
* Read a key from the cache
*
* @param string $key Identifier for the data
* @return mixed The cached data, or false if the data doesn't exist, has expired, or if there was an error fetching it
*/
abstract public function read($key);

/**
* Increment a number under the key and return incremented value
*
* @param string $key Identifier for the data
* @param int $offset How much to add
* @return New incremented value, false otherwise
*/
abstract public function increment($key, $offset = 1);

/**
* Decrement a number under the key and return decremented value
*
* @param string $key Identifier for the data
* @param int $offset How much to subtract
* @return New incremented value, false otherwise
*/
abstract public function decrement($key, $offset = 1);

/**
* Delete a key from the cache
*
* @param string $key Identifier for the data
* @return bool True if the value was successfully deleted, false if it didn't exist or couldn't be removed
*/
abstract public function delete($key);

/**
* Delete all keys from the cache
*
* @param bool $check if true will check expiration, otherwise delete all
* @return bool True if the cache was successfully cleared, false otherwise
*/
abstract public function clear($check);

/**
* Clears all values belonging to a group. Is up to the implementing engine
* to decide whether actually delete the keys or just simulate it to achieve
* the same result.
*
* @param string $group name of the group to be cleared
* @return bool
*/
public function clearGroup($group) {
return false;
}

/**
* Does whatever initialization for each group is required
* and returns the `group value` for each of them, this is
* the token representing each group in the cache key
*
* @return array
*/
public function groups() {
return $this->settings['groups'];
}

/**
* Cache Engine settings
*
* @return array settings
*/
public function settings() {
return $this->settings;
}

/**
* Generates a safe key for use with cache engine storage engines.
*
* @param string $key the key passed over
* @return mixed string $key or false
*/
public function key($key) {
if (empty($key)) {
return false;
}

$prefix = '';
if (!empty($this->_groupPrefix)) {
$prefix = md5(implode('_', $this->groups()));
}

$key = preg_replace('/[\s]+/', '_', strtolower(trim(str_replace(array(DS, '/', '.'), '_', strval($key)))));
return $prefix . $key;
}
abstract class CacheEngine
{

/**
* Settings of current engine instance
*
* @var array
*/
public $settings = [];

/**
* Contains the compiled string with all groups
* prefixes to be prepended to every key in this cache engine
*
* @var string
*/
protected $_groupPrefix = null;

/**
* Initialize the cache engine
*
* Called automatically by the cache frontend
*
* @param array $settings Associative array of parameters for the engine
* @return bool True if the engine has been successfully initialized, false if not
*/
public function init($settings = [])
{
$settings += $this->settings + [
'prefix' => 'cake_',
'duration' => 3600,
'probability' => 100,
'groups' => []
];
$this->settings = $settings;
if (!empty($this->settings['groups'])) {
sort($this->settings['groups']);
$this->_groupPrefix = str_repeat('%s_', count($this->settings['groups']));
}
if (!is_numeric($this->settings['duration'])) {
$this->settings['duration'] = strtotime($this->settings['duration']) - time();
}
return true;
}

/**
* Garbage collection
*
* Permanently remove all expired and deleted data
*
* @param int $expires [optional] An expires timestamp, invalidating all data before.
* @return void
*/
public function gc($expires = null)
{
}

/**
* Write value for a key into cache
*
* @param string $key Identifier for the data
* @param mixed $value Data to be cached
* @param int $duration How long to cache for.
* @return bool True if the data was successfully cached, false on failure
*/
abstract public function write($key, $value, $duration);

/**
* Write value for a key into cache if it doesn't already exist
*
* @param string $key Identifier for the data
* @param mixed $value Data to be cached
* @param int $duration How long to cache for.
* @return bool True if the data was successfully cached, false on failure
*/
public function add($key, $value, $duration)
{
}

/**
* Read a key from the cache
*
* @param string $key Identifier for the data
* @return mixed The cached data, or false if the data doesn't exist, has expired, or if there was an error fetching it
*/
abstract public function read($key);

/**
* Increment a number under the key and return incremented value
*
* @param string $key Identifier for the data
* @param int $offset How much to add
* @return New incremented value, false otherwise
*/
abstract public function increment($key, $offset = 1);

/**
* Decrement a number under the key and return decremented value
*
* @param string $key Identifier for the data
* @param int $offset How much to subtract
* @return New incremented value, false otherwise
*/
abstract public function decrement($key, $offset = 1);

/**
* Delete a key from the cache
*
* @param string $key Identifier for the data
* @return bool True if the value was successfully deleted, false if it didn't exist or couldn't be removed
*/
abstract public function delete($key);

/**
* Delete all keys from the cache
*
* @param bool $check if true will check expiration, otherwise delete all
* @return bool True if the cache was successfully cleared, false otherwise
*/
abstract public function clear($check);

/**
* Clears all values belonging to a group. Is up to the implementing engine
* to decide whether actually delete the keys or just simulate it to achieve
* the same result.
*
* @param string $group name of the group to be cleared
* @return bool
*/
public function clearGroup($group)
{
return false;
}

/**
* Cache Engine settings
*
* @return array settings
*/
public function settings()
{
return $this->settings;
}

/**
* Generates a safe key for use with cache engine storage engines.
*
* @param string $key the key passed over
* @return mixed string $key or false
*/
public function key($key)
{
if (empty($key)) {
return false;
}

$prefix = '';
if (!empty($this->_groupPrefix)) {
$prefix = md5(implode('_', $this->groups()));
}

$key = preg_replace('/[\s]+/', '_', strtolower(trim(str_replace([DS, '/', '.'], '_', strval($key)))));
return $prefix . $key;
}

/**
* Does whatever initialization for each group is required
* and returns the `group value` for each of them, this is
* the token representing each group in the cache key
*
* @return array
*/
public function groups()
{
return $this->settings['groups'];
}
}
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