1 files changed, 91 insertions, 0 deletions
diff --git a/www/wiki/includes/export/DumpNamespaceFilter.php b/www/wiki/includes/export/DumpNamespaceFilter.php
new file mode 100644
index 00000000..12b9b55e
--- /dev/null
+++ b/www/wiki/includes/export/DumpNamespaceFilter.php
@@ -0,0 +1,91 @@
+<?php
+/**
+ * Dump output filter to include or exclude pages in a given set of namespaces.
+ *
+ * Copyright © 2003, 2005, 2006 Brion Vibber <brion@pobox.com>
+ * https://www.mediawiki.org/
+ *
+ * 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
+ */
+
+/**
+ * @ingroup Dump
+ */
+class DumpNamespaceFilter extends DumpFilter {
+	/** @var bool */
+	public $invert = false;
+
+	/** @var array */
+	public $namespaces = [];
+
+	/**
+	 * @param DumpOutput &$sink
+	 * @param array $param
+	 * @throws MWException
+	 */
+	function __construct( &$sink, $param ) {
+		parent::__construct( $sink );
+
+		$constants = [
+			"NS_MAIN"           => NS_MAIN,
+			"NS_TALK"           => NS_TALK,
+			"NS_USER"           => NS_USER,
+			"NS_USER_TALK"      => NS_USER_TALK,
+			"NS_PROJECT"        => NS_PROJECT,
+			"NS_PROJECT_TALK"   => NS_PROJECT_TALK,
+			"NS_FILE"           => NS_FILE,
+			"NS_FILE_TALK"      => NS_FILE_TALK,
+			"NS_IMAGE"          => NS_FILE, // NS_IMAGE is an alias for NS_FILE
+			"NS_IMAGE_TALK"     => NS_FILE_TALK,
+			"NS_MEDIAWIKI"      => NS_MEDIAWIKI,
+			"NS_MEDIAWIKI_TALK" => NS_MEDIAWIKI_TALK,
+			"NS_TEMPLATE"       => NS_TEMPLATE,
+			"NS_TEMPLATE_TALK"  => NS_TEMPLATE_TALK,
+			"NS_HELP"           => NS_HELP,
+			"NS_HELP_TALK"      => NS_HELP_TALK,
+			"NS_CATEGORY"       => NS_CATEGORY,
+			"NS_CATEGORY_TALK"  => NS_CATEGORY_TALK ];
+
+		if ( $param { 0 } == '!' ) {
+			$this->invert = true;
+			$param = substr( $param, 1 );
+		}
+
+		foreach ( explode( ',', $param ) as $key ) {
+			$key = trim( $key );
+			if ( isset( $constants[$key] ) ) {
+				$ns = $constants[$key];
+				$this->namespaces[$ns] = true;
+			} elseif ( is_numeric( $key ) ) {
+				$ns = intval( $key );
+				$this->namespaces[$ns] = true;
+			} else {
+				throw new MWException( "Unrecognized namespace key '$key'\n" );
+			}
+		}
+	}
+
+	/**
+	 * @param object $page
+	 * @return bool
+	 */
+	function pass( $page ) {
+		$match = isset( $this->namespaces[$page->page_namespace] );
+		return $this->invert xor $match;
+	}
+}