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@@ -1,4 +1,6 @@
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-using Jint.Native.Object;
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+using System;
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+using System.Globalization;
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+using Jint.Native.Object;
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using Jint.Runtime;
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using Jint.Runtime.Descriptors;
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using Jint.Runtime.Descriptors.Specialized;
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@@ -25,16 +27,179 @@ namespace Jint.Native.Global
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global.DefineOwnProperty("undefined", new DataDescriptor(Undefined.Instance), false);
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// Global object functions
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+ global.DefineOwnProperty("parseInt", new ClrDataDescriptor<object, object>(engine, ParseInt) { }, false);
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+ global.DefineOwnProperty("parseFloat", new ClrDataDescriptor<object, object>(engine, ParseFloat), false);
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global.DefineOwnProperty("isNaN", new ClrDataDescriptor<object, bool>(engine, IsNaN), false);
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+ global.DefineOwnProperty("isFinite", new ClrDataDescriptor<object, bool>(engine, IsFinite), false);
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+ global.DefineOwnProperty("decodeURI", new ClrDataDescriptor<object, string>(engine, DecodeUri), false);
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+ global.DefineOwnProperty("decodeURIComponent", new ClrDataDescriptor<object, string>(engine, DecodeUriComponent), false);
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+ global.DefineOwnProperty("encodeURI", new ClrDataDescriptor<object, string>(engine, EncodeUri), false);
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+ global.DefineOwnProperty("encodeURIComponent", new ClrDataDescriptor<object, string>(engine, EncodeUriComponent), false);
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return global;
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}
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- private static bool IsNaN(object thisObject, object[] arguments)
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+ /// <summary>
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+ /// http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.2.2
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+ /// </summary>
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+ public static object ParseInt(object thisObject, object[] arguments)
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+ {
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+ int radix = arguments.Length > 1 ? TypeConverter.ToInt32(arguments[1]) : 10;
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+ object v = arguments[0];
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+
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+ if (radix == 0)
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+ {
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+ radix = 10;
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+ }
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+
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+ if (radix < 2 || radix > 36)
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+ {
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+ return double.NaN;
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+ }
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+
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+ try
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+ {
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+ var s = TypeConverter.ToString(v);
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+ return Convert.ToInt32(s.TrimStart(), radix);
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+ }
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+ catch
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+ {
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+ return double.NaN;
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+ }
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+
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+ }
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+
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+ /// <summary>
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+ /// http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.2.3
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+ /// </summary>
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+ public static object ParseFloat(object thisObject, object[] arguments)
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+ {
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+ object v = arguments[0];
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+
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+ var s = TypeConverter.ToString(v);
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+ double n;
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+ if (double.TryParse(s, NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out n))
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+ {
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+ return n;
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+ }
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+
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+ return double.NaN;
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+ }
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+
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+ /// <summary>
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+ /// http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.2.4
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+ /// </summary>
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+ public static bool IsNaN(object thisObject, object[] arguments)
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{
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var x = TypeConverter.ToNumber(arguments[0]);
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return double.IsNaN(x);
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}
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+ /// <summary>
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+ /// http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.2.5
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+ /// </summary>
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+ public static bool IsFinite(object thisObject, object[] arguments)
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+ {
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+ if (arguments.Length != 1)
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+ {
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+ return false;
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+ }
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+
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+ var n = TypeConverter.ToNumber(arguments[0]);
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+ if (n == double.NaN || n == double.PositiveInfinity || n == double.NegativeInfinity)
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+ {
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+ return false;
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+ }
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+
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+ return true;
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+ }
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+
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+ /// <summary>
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+ /// http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.3.1
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+ /// </summary>
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+ /// <param name="thisObject"></param>
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+ /// <param name="arguments"></param>
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+ /// <returns></returns>
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+ public static string DecodeUri(object thisObject, object[] arguments)
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+ {
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+ if (arguments.Length < 1 || arguments[0] == Undefined.Instance)
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+ {
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+ return "";
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+ }
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+
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+ return Uri.UnescapeDataString(arguments[0].ToString().Replace("+", " "));
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+ }
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+
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+ private static readonly char[] ReservedEncoded = new [] { ';', ',', '/', '?', ':', '@', '&', '=', '+', '$', '#' };
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+ private static readonly char[] ReservedEncodedComponent = new [] { '-', '_', '.', '!', '~', '*', '\'', '(', ')', '[', ']' };
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+
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+ /// <summary>
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+ /// http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.3.2
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+ /// </summary>
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+ /// <param name="thisObject"></param>
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+ /// <param name="arguments"></param>
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+ /// <returns></returns>
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+ public static string EncodeUri(object thisObject, object[] arguments)
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+ {
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+ if (arguments.Length < 1 || arguments[0] == Undefined.Instance)
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+ {
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+ return "";
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+ }
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+
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+ string encoded = Uri.EscapeDataString(arguments[0].ToString());
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+
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+ foreach (char c in ReservedEncoded)
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+ {
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+ encoded = encoded.Replace(Uri.EscapeDataString(c.ToString()), c.ToString());
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+ }
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+
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+ foreach (char c in ReservedEncodedComponent)
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+ {
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+ encoded = encoded.Replace(Uri.EscapeDataString(c.ToString()), c.ToString());
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+ }
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+
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+ return encoded.ToUpper();
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+ }
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+
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+ /// <summary>
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+ /// http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.3.3
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+ /// </summary>
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+ /// <param name="thisObject"></param>
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+ /// <param name="arguments"></param>
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+ /// <returns></returns>
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+ public static string DecodeUriComponent(object thisObject, object[] arguments)
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+ {
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+ if (arguments.Length < 1 || arguments[0] == Undefined.Instance)
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+ {
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+ return "";
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+ }
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+
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+ return Uri.UnescapeDataString(arguments[0].ToString().Replace("+", " "));
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+ }
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+
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+ /// <summary>
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+ /// http://www.ecma-international.org/ecma-262/5.1/#sec-15.1.3.4
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+ /// </summary>
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+ /// <param name="thisObject"></param>
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+ /// <param name="arguments"></param>
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+ /// <returns></returns>
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+ public static string EncodeUriComponent(object thisObject, object[] arguments)
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+ {
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+ if (arguments.Length < 1 || arguments[0] == Undefined.Instance)
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+ {
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+ return "";
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+ }
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+
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+ string encoded = Uri.EscapeDataString(arguments[0].ToString());
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+
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+ foreach (char c in ReservedEncodedComponent)
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+ {
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+ encoded = encoded.Replace(Uri.EscapeDataString(c.ToString()), c.ToString().ToUpper());
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+ }
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+
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+ return encoded;
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+ }
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+
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+
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}
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}
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Sebastien Ros