X-Git-Url: http://git.heureux-cyclage.org/?a=blobdiff_plain;f=languages%2FLanguage.php;h=fdea3d8e0cb963451fd1245bff4c86df82a19d99;hb=250da851d1ab6d01a7c53a6e947b699e54b4b470;hp=ec2038395f783b676478d97a98bf00070dae5b59;hpb=2f5914c2ce4c612920dd96f5ef66e3bd342d2195;p=lhc%2Fweb%2Fwiklou.git

diff --git a/languages/Language.php b/languages/Language.php
index ec2038395f..fdea3d8e0c 100644
--- a/languages/Language.php
+++ b/languages/Language.php
@@ -403,6 +403,16 @@ class Language {
 	 */
 	public function setNamespaces( array $namespaces ) {
 		$this->namespaceNames = $namespaces;
+		$this->mNamespaceIds = null;
+	}
+
+	/**
+	 * Resets all of the namespace caches. Mainly used for testing
+	 */
+	public function resetNamespaces( ) {
+		$this->namespaceNames = null;
+		$this->mNamespaceIds = null;
+		$this->namespaceAliases = null;
 	}
 
 	/**
@@ -2718,12 +2728,26 @@ class Language {
 	}
 
 	/**
-	 * An arrow, depending on the language direction
+	 * An arrow, depending on the language direction.
 	 *
+	 * @param $direction String: the direction of the arrow: forwards (default), backwards, left, right, up, down.
 	 * @return string
 	 */
-	function getArrow() {
-		return $this->isRTL() ? '←' : '→';
+	function getArrow( $direction = 'forwards' ) {
+		switch ( $direction ) {
+		case 'forwards':
+			return $this->isRTL() ? '←' : '→';
+		case 'backwards':
+			return $this->isRTL() ? '→' : '←';
+		case 'left':
+			return '←';
+		case 'right':
+			return '→';
+		case 'up':
+			return '↑';
+		case 'down':
+			return '↓';
+		}
 	}
 
 	/**