1 files changed, 100 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/res/smw/data/ext.smw.dataItem.number.js b/www/wiki/extensions/SemanticMediaWiki/res/smw/data/ext.smw.dataItem.number.js
new file mode 100644
index 00000000..484e6877
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/res/smw/data/ext.smw.dataItem.number.js
@@ -0,0 +1,100 @@
+/**
+ * SMW Number DataItem JavaScript representation
+ *
+ * @see  SMW\DINumber
+ *
+ * @since 1.9
+ *
+ * @file
+ * @ingroup SMW
+ *
+ * @licence GNU GPL v2 or later
+ * @author mwjames
+ */
+( function( $, mw, smw ) {
+	'use strict';
+
+	/**
+	 * Inheritance class for the smw.dataItem constructor
+	 *
+	 * @since 1.9
+	 *
+	 * @class
+	 * @abstract
+	 */
+	smw.dataItem = smw.dataItem || {};
+
+	/**
+	 * Number constructor
+	 *
+	 * @since  1.9
+	 *
+	 * @param {number}
+	 * @return {this}
+	 */
+	var number = function ( number ) {
+		this.number = number !== '' ? number : null;
+
+		return this;
+	};
+
+	/**
+	 * Class constructor
+	 *
+	 * @since 1.9
+	 *
+	 * @class
+	 * @constructor
+	 * @extends smw.dataItem
+	 */
+	smw.dataItem.number = function( value ) {
+		if ( $.type( value ) === 'number' ) {
+			this.constructor( value );
+		} else {
+			throw new Error( 'smw.dataItem.number: invoked value must be a number but is of type ' + $.type( value ) );
+		}
+	};
+
+	/* Public methods */
+
+	smw.dataItem.number.prototype = {
+
+		constructor: number,
+
+		/**
+		 * Returns type
+		 *
+		 * @since  1.9
+		 *
+		 * @return {string}
+		 */
+		getDIType: function() {
+			return '_num';
+		},
+
+		/**
+		 * Returns a number together with the number constructor functions
+		 *
+		 * @since  1.9
+		 *
+		 * @return {number}
+		 */
+		getNumber: function() {
+			return Number( this.number );
+		},
+
+		/**
+		 * Returns a plain value representation
+		 *
+		 * @since  1.9
+		 *
+		 * @return {string}
+		 */
+		getValue: function() {
+			return this.number;
+		}
+	};
+
+	// Alias
+
+} )( jQuery, mediaWiki, semanticMediaWiki );
+\ No newline at end of file