friendica/src/Core/Config/Cache/ConfigCache.php

203 řádky
4.0 KiB
PHP

<?php
namespace Friendica\Core\Config\Cache;
/**
* The Friendica config cache for the application
* Initial, all *.config.php files are loaded into this cache with the
* ConfigCacheLoader ( @see ConfigCacheLoader )
*
* Is used for further caching operations too (depending on the ConfigAdapter )
*/
class ConfigCache implements IConfigCache, IPConfigCache
{
/**
* @var array
*/
private $config;
/**
* @param array $config A initial config array
*/
public function __construct(array $config = [])
{
$this->load($config);
}
/**
* {@inheritdoc}
*/
public function load(array $config, $overwrite = false)
{
$categories = array_keys($config);
foreach ($categories as $category) {
if (isset($config[$category]) && is_array($config[$category])) {
$keys = array_keys($config[$category]);
foreach ($keys as $key) {
if (isset($config[$category][$key])) {
if ($overwrite) {
$this->set($category, $key, $config[$category][$key]);
} else {
$this->setDefault($category, $key, $config[$category][$key]);
}
}
}
}
}
}
/**
* {@inheritdoc}
*/
public function get($cat, $key = null)
{
if (isset($this->config[$cat][$key])) {
return $this->config[$cat][$key];
} else {
return '!<unset>!';
}
}
/**
* {@inheritdoc}
*/
public function has($cat, $key = null)
{
return isset($this->config[$cat][$key])
&& $this->config[$cat][$key] !== '!<unset>!';
}
/**
* Sets a default value in the config cache. Ignores already existing keys.
*
* @param string $cat Config category
* @param string $k Config key
* @param mixed $v Default value to set
*/
private function setDefault($cat, $k, $v)
{
if (!isset($this->config[$cat][$k])) {
$this->set($cat, $k, $v);
}
}
/**
* {@inheritdoc}
*/
public function set($cat, $key, $value)
{
// Only arrays are serialized in database, so we have to unserialize sparingly
$value = is_string($value) && preg_match("|^a:[0-9]+:{.*}$|s", $value) ? unserialize($value) : $value;
if (!isset($this->config[$cat])) {
$this->config[$cat] = [];
}
$this->config[$cat][$key] = $value;
return true;
}
/**
* {@inheritdoc}
*/
public function hasP($uid, $cat, $key = null)
{
return isset($this->config[$uid][$cat][$key])
&& $this->config[$uid][$cat][$key] !== '!<unset>!';
}
/**
* {@inheritdoc}
*/
public function delete($cat, $key)
{
if (isset($this->config[$cat][$key])) {
unset($this->config[$cat][$key]);
if (count($this->config[$cat]) == 0) {
unset($this->config[$cat]);
}
return true;
} else {
return false;
}
}
/**
* {@inheritdoc}
*/
public function loadP($uid, array $config)
{
foreach ($config as $category => $values) {
foreach ($values as $key => $value) {
$this->setP($uid, $category, $key, $value);
}
}
}
/**
* {@inheritdoc}
*/
public function getP($uid, $cat, $key = null)
{
if (isset($this->config[$uid][$cat][$key])) {
return $this->config[$uid][$cat][$key];
} else {
return '!<unset>!';
}
}
/**
* {@inheritdoc}
*/
public function setP($uid, $cat, $key, $value)
{
// Only arrays are serialized in database, so we have to unserialize sparingly
$value = is_string($value) && preg_match("|^a:[0-9]+:{.*}$|s", $value) ? unserialize($value) : $value;
if (!isset($this->config[$uid]) || !is_array($this->config[$uid])) {
$this->config[$uid] = [];
}
if (!isset($this->config[$uid][$cat])) {
$this->config[$uid][$cat] = [];
}
$this->config[$uid][$cat][$key] = $value;
return true;
}
/**
* {@inheritdoc}
*/
public function deleteP($uid, $cat, $key)
{
if (isset($this->config[$uid][$cat][$key])) {
unset($this->config[$uid][$cat][$key]);
if (count($this->config[$uid][$cat]) == 0) {
unset($this->config[$uid][$cat]);
if (count($this->config[$uid]) == 0) {
unset($this->config[$uid]);
}
}
return true;
} else {
return false;
}
}
/**
* Returns the whole configuration
*
* @return array The configuration
*/
public function getAll()
{
return $this->config;
}
}