X-Git-Url: https://git.heureux-cyclage.org/?p=lhc%2Fweb%2Fwiklou.git;a=blobdiff_plain;f=resources%2Fsrc%2Fmediawiki.Title%2FTitle.js;h=0bcb2b654fb21118220f3fc7d90d6d22d2b99857;hp=33e5fbf93ca22e6c7fef0ac63e7b6d9e0f23b7ba;hb=8fb14da2d28a2b39197c83db8c66daad0e397298;hpb=9aa6ed11908a818833b274bd4c7e239be3e6ea54

diff --git a/resources/src/mediawiki.Title/Title.js b/resources/src/mediawiki.Title/Title.js
index 33e5fbf93c..0bcb2b654f 100644
--- a/resources/src/mediawiki.Title/Title.js
+++ b/resources/src/mediawiki.Title/Title.js
@@ -662,12 +662,22 @@
 		return null;
 	};
 
+	/**
+	 * Check if a given namespace is a talk namespace
+	 * @param {number} namespaceId Namespace ID
+	 * @return {boolean} Namespace is a talk namespace
+	 */
+	Title.isTalkNamespace = function ( namespaceId ) {
+		return !!( namespaceId > NS_MAIN && namespaceId % 2 );
+	};
+
 	/**
 	 * Whether this title exists on the wiki.
 	 *
 	 * @static
 	 * @param {string|mw.Title} title prefixed db-key name (string) or instance of Title
 	 * @return {boolean|null} Boolean if the information is available, otherwise null
+	 * @throws {Error} If title is not a string or mw.Title
 	 */
 	Title.exists = function ( title ) {
 		var match,
@@ -931,6 +941,49 @@
 			}
 		},
 
+		/**
+		 * Check if the title is in a talk namespace
+		 *
+		 * @return {boolean} The title is in a talk namespace
+		 */
+		isTalkPage: function () {
+			return Title.isTalkNamespace( this.getNamespaceId() );
+		},
+
+		/**
+		 * Get the title for the associated talk page
+		 *
+		 * @return {mw.Title|null} The title for the associated talk page, null if not available
+		 */
+		getTalkPage: function () {
+			if ( !this.canHaveTalkPage() ) {
+				return null;
+			}
+			return this.isTalkPage() ?
+				this :
+				Title.makeTitle( this.getNamespaceId() + 1, this.getMainText() );
+		},
+
+		/**
+		 * Get the title for the subject page of a talk page
+		 *
+		 * @return {mw.Title|null} The title for the subject page of a talk page, null if not available
+		 */
+		getSubjectPage: function () {
+			return this.isTalkPage() ?
+				Title.makeTitle( this.getNamespaceId() - 1, this.getMainText() ) :
+				this;
+		},
+
+		/**
+		 * Check the the title can have an associated talk page
+		 *
+		 * @return {boolean} The title can have an associated talk page
+		 */
+		canHaveTalkPage: function () {
+			return this.getNamespaceId() >= NS_MAIN;
+		},
+
 		/**
 		 * Whether this title exists on the wiki.
 		 *