friendica/src/Core/PConfig/IPConfig.php

102 lines
3.2 KiB
PHP

<?php
/**
* @copyright Copyright (C) 2020, Friendica
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Core\PConfig;
/**
* Interface for accessing user specific configurations
*/
interface IPConfig
{
/**
* Loads all configuration values of a user's config family into a cached storage.
*
* All configuration values of the given user are stored with the $uid in the cache
*
* @param int $uid The user_id
* @param string $cat The category of the configuration value
*
* @return void
* @see Cache
*
*/
function load(int $uid, string $cat = 'config');
/**
* Get a particular user's config variable given the category name
* ($cat) and a key.
*
* Get a particular user's config value from the given category ($cat)
* and the $key with the $uid from a cached storage either from the $this->configAdapter
* (@see IConfigAdapter) or from the $this->configCache (@see PConfigCache).
*
* @param int $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
*/
function get(int $uid, string $cat, string $key, $default_value = null, bool $refresh = false);
/**
* Sets a configuration value for a user
*
* Stores a config value ($value) in the category ($family) under the key ($key)
* for the user_id $uid.
*
* @note Please do not store booleans - convert to 0/1 integer values!
*
* @param int $uid The user_id
* @param string $cat The category of the configuration value
* @param string $key The configuration key to set
* @param mixed $value The value to store
*
* @return bool Operation success
*/
function set(int $uid, string $cat, string $key, $value);
/**
* Deletes the given key from the users's configuration.
*
* Removes the configured value from the stored cache in $this->configCache
* (@see ConfigCache) and removes it from the database (@see IConfigAdapter)
* with the given $uid.
*
* @param int $uid The user_id
* @param string $cat The category of the configuration value
* @param string $key The configuration key to delete
*
* @return bool
*/
function delete(int $uid, string $cat, string $key);
/**
* Returns the Config Cache
*
* @return Cache
*/
function getCache();
}