From 224b22a051051f6c2e494c3a2fb4adb42898e2d1 Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Tue, 14 Jan 2014 19:24:18 +0100
Subject: Update to MediaWiki 1.22.1

---
 includes/XmlTypeCheck.php | 31 ++++++++++++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

(limited to 'includes/XmlTypeCheck.php')

diff --git a/includes/XmlTypeCheck.php b/includes/XmlTypeCheck.php
index 92ca7d80..eb98a4ad 100644
--- a/includes/XmlTypeCheck.php
+++ b/includes/XmlTypeCheck.php
@@ -39,6 +39,13 @@ class XmlTypeCheck {
 	 */
 	public $rootElement = '';
 
+	/**
+	 * Additional parsing options
+	 */
+	private $parserOptions = array(
+		'processing_instruction_handler' => '',
+	);
+
 	/**
 	 * @param string $input a filename or string containing the XML element
 	 * @param callable $filterCallback (optional)
@@ -48,9 +55,13 @@ class XmlTypeCheck {
 	 *        Filter should return 'true' to toggle on $this->filterMatch
 	 * @param boolean $isFile (optional) indicates if the first parameter is a
 	 *        filename (default, true) or if it is a string (false)
+	 * @param array $options list of additional parsing options:
+	 *        processing_instruction_handler: Callback for xml_set_processing_instruction_handler
 	 */
-	function __construct( $input, $filterCallback = null, $isFile = true ) {
+	function __construct( $input, $filterCallback = null, $isFile = true, $options = array() ) {
 		$this->filterCallback = $filterCallback;
+		$this->parserOptions = array_merge( $this->parserOptions, $options );
+
 		if ( $isFile ) {
 			$this->validateFromFile( $input );
 		} else {
@@ -107,6 +118,12 @@ class XmlTypeCheck {
 		// case folding violates XML standard, turn it off
 		xml_parser_set_option( $parser, XML_OPTION_CASE_FOLDING, false );
 		xml_set_element_handler( $parser, array( $this, 'rootElementOpen' ), false );
+		if ( $this->parserOptions['processing_instruction_handler'] ) {
+			xml_set_processing_instruction_handler(
+				$parser,
+				array( $this, 'processingInstructionHandler' )
+			);
+		}
 		return $parser;
 	}
 
@@ -181,4 +198,16 @@ class XmlTypeCheck {
 			$this->filterMatch = true;
 		}
 	}
+
+	/**
+	 * @param $parser
+	 * @param $target
+	 * @param $data
+	 */
+	private function processingInstructionHandler( $parser, $target, $data ) {
+		if ( call_user_func( $this->parserOptions['processing_instruction_handler'], $target, $data ) ) {
+			// Filter hit!
+			$this->filterMatch = true;
+		}
+	}
 }
-- 
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