* Add a amtitle param to meta=allmessages

Only used used when amenableparser is passed; the user can now define the page used for {{PAGENAME}} and related stuff instead of being hardcoded to "API"

5 files changed, 40 insertions, 7 deletions

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index c7c720baeecc..d148b6e88fd6 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -163,6 +163,7 @@ it from source control: http://www.mediawiki.org/wiki/Download_from_SVN
 * Expose list of skins in meta=siteinfo
 * (bug 26548) Add iiurlparam param to query=imageinfo and query=stashimageinfo
 * (bug 27205) aiprop=metadata and aiprop=parsedcomment need help text
+* Add a amtitle param to meta=allmessages
 
 === Languages updated in 1.18 ===
 
diff --git a/includes/Message.php b/includes/Message.php
index 57cee6862f72..7dd14e15c478 100644
--- a/includes/Message.php
+++ b/includes/Message.php
@@ -95,6 +95,11 @@ class Message {
 	protected $useDatabase = true;
 
 	/**
+	 * Title object to use as context
+	 */
+	protected $title = null;
+
+	/**
 	 * Constructor.
 	 * @param $key: message key, or array of message keys to try and use the first non-empty message for
 	 * @param $params Array message parameters
@@ -239,6 +244,17 @@ class Message {
 	}
 
 	/**
+	 * Set the Title object to use as context when transforming the message
+	 *
+	 * @param $title Title object
+	 * @return Message: $this
+	 */
+	public function title( $title ) {
+		$this->title = $title;
+		return $this;
+	}
+
+	/**
 	 * Returns the message parsed from wikitext to HTML.
 	 * TODO: in PHP >= 5.2.0, we can make this a magic method,
 	 * and then we can do, eg:
@@ -395,7 +411,7 @@ class Message {
 	 * @return Wikitext with {{-constructs replaced with their values.
 	 */
 	protected function transformText( $string ) {
-		return MessageCache::singleton()->transform( $string, $this->interface, $this->language );
+		return MessageCache::singleton()->transform( $string, $this->interface, $this->language, $this->title );
 	}
 
 	/**
diff --git a/includes/MessageCache.php b/includes/MessageCache.php
index 577c812fa9f0..ed5778db9ebb 100644
--- a/includes/MessageCache.php
+++ b/includes/MessageCache.php
@@ -729,7 +729,7 @@ class MessageCache {
 		return $message;
 	}
 
-	function transform( $message, $interface = false, $language = null ) {
+	function transform( $message, $interface = false, $language = null, $title = null ) {
 		// Avoid creating parser if nothing to transform
 		if( strpos( $message, '{{' ) === false ) {
 			return $message;
@@ -754,7 +754,7 @@ class MessageCache {
 			$popts->setInterfaceMessage( $interface );
 			$popts->setTargetLanguage( $language );
 			$popts->setUserLang( $language );
-			$message = $this->mParser->transformMsg( $message, $popts );
+			$message = $this->mParser->transformMsg( $message, $popts, $title );
 		}
 		return $message;
 	}
diff --git a/includes/api/ApiQueryAllmessages.php b/includes/api/ApiQueryAllmessages.php
index 9799c2c325c0..709f1f90012d 100644
--- a/includes/api/ApiQueryAllmessages.php
+++ b/includes/api/ApiQueryAllmessages.php
@@ -50,6 +50,17 @@ class ApiQueryAllmessages extends ApiQueryBase {
 			$langObj = Language::factory( $params['lang'] );
 		}
 
+		if ( $params['enableparser'] ) {
+			if ( !is_null( $params['title'] ) ) {
+				$title = Title::newFromText( $params['title'] );
+				if ( !$title ) {
+					$this->dieUsageMsg( array( 'invalidtitle', $params['title'] ) );
+				}
+			} else {
+				$title = Title::newFromText( 'API' );
+			}
+		}
+
 		$prop = array_flip( (array)$params['prop'] );
 
 		// Determine which messages should we print
@@ -101,7 +112,7 @@ class ApiQueryAllmessages extends ApiQueryBase {
 				} else {
 					// Check if the parser is enabled:
 					if ( $params['enableparser'] ) {
-						$msgString = $msg->text();
+						$msgString = $msg->title( $title )->text();
 					} else {
 						$msgString = $msg->plain();
 					}
@@ -158,6 +169,7 @@ class ApiQueryAllmessages extends ApiQueryBase {
 			'lang' => null,
 			'from' => null,
 			'to' => null,
+			'title' => null,
 		);
 	}
 
@@ -167,6 +179,7 @@ class ApiQueryAllmessages extends ApiQueryBase {
 			'prop' => 'Which properties to get',
 			'enableparser' => array( 'Set to enable parser, will preprocess the wikitext of message',
 							  'Will substitute magic words, handle templates etc.' ),
+			'title' => 'Page name to use as context when parsing message (for enableparser option)',
 			'args' => 'Arguments to be substituted into message',
 			'filter' => 'Return only messages that contain this string',
 			'lang' => 'Return messages in this language',
diff --git a/includes/parser/Parser.php b/includes/parser/Parser.php
index b7c63bfc1794..917f7dc43729 100644
--- a/includes/parser/Parser.php
+++ b/includes/parser/Parser.php
@@ -4269,10 +4269,10 @@ class Parser {
 	 *
 	 * @param $text String: the text to preprocess
 	 * @param $options ParserOptions: options
+	 * @param $title Title object or null to use $wgTitle
 	 * @return String
 	 */
-	public function transformMsg( $text, $options ) {
-		global $wgTitle;
+	public function transformMsg( $text, $options, $title = null ) {
 		static $executing = false;
 
 		# Guard against infinite recursion
@@ -4282,7 +4282,10 @@ class Parser {
 		$executing = true;
 
 		wfProfileIn( __METHOD__ );
-		$title = $wgTitle;
+		if ( !$title ) {
+			global $wgTitle;
+			$title = $wgTitle;
+		}
 		if ( !$title ) {
 			# It's not uncommon having a null $wgTitle in scripts. See r80898
 			# Create a ghost title in such case