friendica/src/Core/Config/ConfigCache.php

174 lines
3.8 KiB
PHP

<?php
namespace Friendica\Core\Config;
class ConfigCache implements IConfigCache, IPConfigCache
{
/**
* NEVER, EVER use this public config array outside of the class
* It is only public due to backward compatibility to .htconfig.php
*
* @var array The cached config array
*/
public $config;
public function __construct($config = [], $overwrite = false)
{
$this->config = [];
if (isset($config)) {
$this->loadConfigArray($config, $overwrite);
}
}
/**
* Tries to load the specified configuration array into the App->config array.
* Doesn't overwrite previously set values by default to prevent default config files to supersede DB Config.
*
* @param array $config
* @param bool $overwrite Force value overwrite if the config key already exists
*/
public function loadConfigArray(array $config, $overwrite = false)
{
foreach ($config as $category => $values) {
foreach ($values as $key => $value) {
if ($overwrite) {
self::set($category, $key, $value);
} else {
self::setDefault($category, $key, $value);
}
}
}
}
/**
* {@inheritdoc}
*/
public function get($cat, $key = null, $default = null)
{
$return = $default;
if ($cat === 'config') {
if (isset($this->config[$key])) {
$return = $this->config[$key];
}
} else {
if (isset($this->config[$cat][$key])) {
$return = $this->config[$cat][$key];
} elseif ($key == null && isset($this->config[$cat])) {
$return = $this->config[$cat];
}
}
return $return;
}
/**
* 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])) {
self::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) : $value;
if ($cat === 'config') {
$this->config[$key] = $value;
} else {
if (!isset($this->config[$cat])) {
$this->config[$cat] = [];
}
$this->config[$cat][$key] = $value;
}
}
/**
* {@inheritdoc}
*/
public function delete($cat, $key)
{
if ($cat === 'config') {
if (isset($this->config[$key])) {
unset($this->config[$key]);
}
} else {
if (isset($this->config[$cat][$key])) {
unset($this->config[$cat][$key]);
}
}
}
/**
* {@inheritdoc}
*/
public function getP($uid, $cat, $key = null, $default = null)
{
$return = $default;
if (isset($this->config[$uid][$cat][$key])) {
$return = $this->config[$uid][$cat][$key];
} elseif ($key === null && isset($this->config[$uid][$cat])) {
$return = $this->config[$uid][$cat];
}
return $return;
}
/**
* {@inheritdoc}
*/
public function setP($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][$cat]) || !is_array($this->config[$uid][$cat])) {
$this->config[$uid][$cat] = [];
}
if ($key === null) {
$this->config[$uid][$cat] = $value;
} else {
$this->config[$uid][$cat][$key] = $value;
}
}
/**
* {@inheritdoc}
*/
public function deleteP($uid, $cat, $key)
{
if (isset($this->config[$uid][$cat][$key])) {
unset($this->config[$uid][$cat][$key]);
}
}
/**
* Returns the whole configuration
*
* @return array The configuration
*/
public function getAll()
{
return $this->config;
}
}