1 files changed, 76 insertions, 0 deletions
diff --git a/www/wiki/includes/installer/InstallerOverrides.php b/www/wiki/includes/installer/InstallerOverrides.php
new file mode 100644
index 00000000..c9154b9a
--- /dev/null
+++ b/www/wiki/includes/installer/InstallerOverrides.php
@@ -0,0 +1,76 @@
+<?php
+/**
+ * MediaWiki installer overrides. See mw-config/overrides/README for details.
+ *
+ * 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
+ *
+ * @file
+ */
+
+/**
+ * @since 1.20
+ */
+class InstallerOverrides {
+	private static function getOverrides() {
+		global $IP;
+		static $overrides;
+
+		if ( !$overrides ) {
+			$overrides = [
+				'LocalSettingsGenerator' => LocalSettingsGenerator::class,
+				'WebInstaller' => WebInstaller::class,
+				'CliInstaller' => CliInstaller::class,
+			];
+			foreach ( glob( "$IP/mw-config/overrides/*.php" ) as $file ) {
+				require $file;
+			}
+		}
+
+		return $overrides;
+	}
+
+	/**
+	 * Instantiates and returns an instance of LocalSettingsGenerator or its descendant classes
+	 * @param Installer $installer
+	 * @return LocalSettingsGenerator
+	 */
+	public static function getLocalSettingsGenerator( Installer $installer ) {
+		$className = self::getOverrides()['LocalSettingsGenerator'];
+		return new $className( $installer );
+	}
+
+	/**
+	 * Instantiates and returns an instance of WebInstaller or its descendant classes
+	 * @param WebRequest $request
+	 * @return WebInstaller
+	 */
+	public static function getWebInstaller( WebRequest $request ) {
+		$className = self::getOverrides()['WebInstaller'];
+		return new $className( $request );
+	}
+
+	/**
+	 * Instantiates and returns an instance of CliInstaller or its descendant classes
+	 * @param string $siteName
+	 * @param string|null $admin
+	 * @param array $options
+	 * @return CliInstaller
+	 */
+	public static function getCliInstaller( $siteName, $admin = null, array $options = [] ) {
+		$className = self::getOverrides()['CliInstaller'];
+		return new $className( $siteName, $admin, $options );
+	}
+}