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public/bower_components/jquery-validation/src/additional/vinUS.js

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+/**
+ * Return true, if the value is a valid vehicle identification number (VIN).
+ *
+ * Works with all kind of text inputs.
+ *
+ * @example <input type="text" size="20" name="VehicleID" class="{required:true,vinUS:true}" />
+ * @desc Declares a required input element whose value must be a valid vehicle identification number.
+ *
+ * @name $.validator.methods.vinUS
+ * @type Boolean
+ * @cat Plugins/Validate/Methods
+ */
+$.validator.addMethod( "vinUS", function( v ) {
+	if ( v.length !== 17 ) {
+		return false;
+	}
+
+	var LL = [ "A", "B", "C", "D", "E", "F", "G", "H", "J", "K", "L", "M", "N", "P", "R", "S", "T", "U", "V", "W", "X", "Y", "Z" ],
+		VL = [ 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 3, 4, 5, 7, 9, 2, 3, 4, 5, 6, 7, 8, 9 ],
+		FL = [ 8, 7, 6, 5, 4, 3, 2, 10, 0, 9, 8, 7, 6, 5, 4, 3, 2 ],
+		rs = 0,
+		i, n, d, f, cd, cdv;
+
+	for ( i = 0; i < 17; i++ ) {
+		f = FL[ i ];
+		d = v.slice( i, i + 1 );
+		if ( i === 8 ) {
+			cdv = d;
+		}
+		if ( !isNaN( d ) ) {
+			d *= f;
+		} else {
+			for ( n = 0; n < LL.length; n++ ) {
+				if ( d.toUpperCase() === LL[ n ] ) {
+					d = VL[ n ];
+					d *= f;
+					if ( isNaN( cdv ) && n === 8 ) {
+						cdv = LL[ n ];
+					}
+					break;
+				}
+			}
+		}
+		rs += d;
+	}
+	cd = rs % 11;
+	if ( cd === 10 ) {
+		cd = "X";
+	}
+	if ( cd === cdv ) {
+		return true;
+	}
+	return false;
+}, "The specified vehicle identification number (VIN) is invalid." );