77 lines
1.8 KiB
PHP
77 lines
1.8 KiB
PHP
<?php
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/**
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* Copyright 2014
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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 General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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*/
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namespace MediaWiki\Config;
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/**
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* Provides a fallback sequence for Config objects
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*
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* @since 1.24
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*/
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class MultiConfig implements Config {
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/**
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* Array of Config objects to use
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* Order matters, the Config objects
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* will be checked in order to see
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* whether they have the requested setting
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*
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* @var Config[]
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*/
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private $configs;
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/**
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* @param Config[] $configs
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*/
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public function __construct( array $configs ) {
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$this->configs = $configs;
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}
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/**
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* @inheritDoc
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*/
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public function get( $name ) {
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foreach ( $this->configs as $config ) {
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if ( $config->has( $name ) ) {
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return $config->get( $name );
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}
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}
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throw new ConfigException( __METHOD__ . ": undefined option: '$name'" );
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}
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/**
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* @inheritDoc
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*/
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public function has( $name ) {
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foreach ( $this->configs as $config ) {
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if ( $config->has( $name ) ) {
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return true;
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}
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}
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return false;
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}
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}
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/** @deprecated class alias since 1.41 */
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class_alias( MultiConfig::class, 'MultiConfig' );
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