friendica/src/Core/PConfig.php

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<?php
/**
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* User Configuration Class
*
* @file include/Core/PConfig.php
*
* @brief Contains the class with methods for user configuration
*/
namespace Friendica\Core;
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/**
* @brief Management of user configuration storage
* Note:
* Please do not store booleans - convert to 0/1 integer values
* The PConfig::get() functions return boolean false for keys that are unset,
* and this could lead to subtle bugs.
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*/
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class PConfig
{
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/**
* @var Config\PConfiguration
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*/
private static $config;
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/**
* Initialize the config with only the cache
*
* @param Config\PConfiguration $config The configuration cache
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*/
public static function init(Config\PConfiguration $config)
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{
self::$config = $config;
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}
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/**
* @brief Loads all configuration values of a user's config family into a cached storage.
*
* @param string $uid The user_id
* @param string $cat The category of the configuration value
*
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* @return void
*/
public static function load($uid, $cat)
{
self::$config->load($uid, $cat);
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}
/**
* @brief Get a particular user's config variable given the category name
* ($cat) and a key.
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*
* @param string $uid The user_id
* @param string $cat The category of the configuration value
* @param string $key The configuration key to query
* @param mixed $default_value optional, The value to return if key is not set (default: null)
* @param boolean $refresh optional, If true the config is loaded from the db and not from the cache (default: false)
*
* @return mixed Stored value or null if it does not exist
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*/
public static function get($uid, $cat, $key, $default_value = null, $refresh = false)
{
return self::$config->get($uid, $cat, $key, $default_value, $refresh);
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}
/**
* @brief Sets a configuration value for a user
*
* @param string $uid The user_id
* @param string $cat The category of the configuration value
* @param string $key The configuration key to set
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* @param mixed $value The value to store
*
* @return bool Operation success
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*/
public static function set($uid, $cat, $key, $value)
{
return self::$config->set($uid, $cat, $key, $value);
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}
/**
* @brief Deletes the given key from the users's configuration.
*
* @param string $uid The user_id
* @param string $cat The category of the configuration value
* @param string $key The configuration key to delete
*
* @return bool
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*/
public static function delete($uid, $cat, $key)
{
return self::$config->delete($uid, $cat, $key);
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}
}