From f318d7a04b2d8251c04e1e0cb3ed33db0d7199ad Mon Sep 17 00:00:00 2001
From: Kunal Mehta <legoktm@gmail.com>
Date: Mon, 21 Jul 2014 02:13:23 -0700
Subject: [PATCH] Add base interface for setters in RequestContext and
 DerivativeContext

Change-Id: I819633ca5344f73a196623569bb58fd8372d6779
---
 autoload.php                           |  1 +
 includes/context/DerivativeContext.php |  2 +-
 includes/context/MutableContext.php    | 82 ++++++++++++++++++++++++++
 includes/context/RequestContext.php    |  2 +-
 4 files changed, 85 insertions(+), 2 deletions(-)
 create mode 100644 includes/context/MutableContext.php

diff --git a/autoload.php b/autoload.php
index 911c7c86c8..0d2e4a8115 100644
--- a/autoload.php
+++ b/autoload.php
@@ -799,6 +799,7 @@ $wgAutoloadLocalClasses = array(
 	'MultiHttpClient' => __DIR__ . '/includes/libs/MultiHttpClient.php',
 	'MultiWriteBagOStuff' => __DIR__ . '/includes/objectcache/MultiWriteBagOStuff.php',
 	'MutableConfig' => __DIR__ . '/includes/config/MutableConfig.php',
+	'MutableContext' => __DIR__ . '/includes/context/MutableContext.php',
 	'MwSql' => __DIR__ . '/maintenance/sql.php',
 	'MyLocalSettingsGenerator' => __DIR__ . '/mw-config/overrides.php',
 	'MySQLField' => __DIR__ . '/includes/db/DatabaseMysqlBase.php',
diff --git a/includes/context/DerivativeContext.php b/includes/context/DerivativeContext.php
index aaa1fa7d3d..09c3939696 100644
--- a/includes/context/DerivativeContext.php
+++ b/includes/context/DerivativeContext.php
@@ -26,7 +26,7 @@
  *     a different Title instance set on it.
  * @since 1.19
  */
-class DerivativeContext extends ContextSource {
+class DerivativeContext extends ContextSource implements MutableContext {
 	/**
 	 * @var WebRequest
 	 */
diff --git a/includes/context/MutableContext.php b/includes/context/MutableContext.php
new file mode 100644
index 0000000000..6358f11ce4
--- /dev/null
+++ b/includes/context/MutableContext.php
@@ -0,0 +1,82 @@
+<?php
+/**
+ * Request-dependant objects containers.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @since 1.26
+ *
+ * @file
+ */
+
+interface MutableContext {
+	/**
+	 * Set the Config object
+	 *
+	 * @param Config $c
+	 */
+	public function setConfig( Config $c );
+
+	/**
+	 * Set the WebRequest object
+	 *
+	 * @param WebRequest $r
+	 */
+	public function setRequest( WebRequest $r );
+
+	/**
+	 * Set the Title object
+	 *
+	 * @param Title $t
+	 */
+	public function setTitle( Title $t );
+
+	/**
+	 * Set the WikiPage object
+	 *
+	 * @param WikiPage $p
+	 */
+	public function setWikiPage( WikiPage $p );
+
+	/**
+	 * Set the OutputPage object
+	 *
+	 * @param OutputPage $o
+	 */
+	public function setOutput( OutputPage $o );
+
+	/**
+	 * Set the User object
+	 *
+	 * @param User $u
+	 */
+	public function setUser( User $u );
+
+	/**
+	 * Set the Language object
+	 *
+	 * @param Language|string $l Language instance or language code
+	 */
+	public function setLanguage( $l );
+
+	/**
+	 * Set the Skin object
+	 *
+	 * @param Skin $s
+	 */
+	public function setSkin( Skin $s );
+
+}
diff --git a/includes/context/RequestContext.php b/includes/context/RequestContext.php
index 99c1a062a6..76b5e52582 100644
--- a/includes/context/RequestContext.php
+++ b/includes/context/RequestContext.php
@@ -25,7 +25,7 @@
 /**
  * Group all the pieces relevant to the context of a request into one instance
  */
-class RequestContext implements IContextSource {
+class RequestContext implements IContextSource, MutableContext {
 	/**
 	 * @var WebRequest
 	 */
-- 
2.20.1