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