/// <summary>
/// Retreives the parameters.
/// </summary>
/// <returns></returns>
public override object[] RetreiveParameters()
{
context.Request.ContentEncoding = System.Text.UTF8Encoding.UTF8;
ParameterInfo[] pi = method.GetParameters();
object[] args = new object[pi.Length];
// initialize default values
for (int i = 0; i < pi.Length; i++)
{
args[i] = pi[i].DefaultValue;
}
byte[] b = new byte[context.Request.InputStream.Length];
if (context.Request.InputStream.Read(b, 0, b.Length) == 0)
{
return(null);
}
StreamReader sr = new StreamReader(new MemoryStream(b), System.Text.UTF8Encoding.UTF8);
string v = null;
try
{
v = sr.ReadToEnd();
}
finally
{
sr.Close();
}
// If something went wrong or there are no arguments
// we can return with the empty argument array.
if (v == null || pi.Length == 0 || v == "{}")
{
return(args);
}
hashCode = v.GetHashCode();
// check if we have to decrypt the JSON string.
if (Utility.Settings != null && Utility.Settings.Security != null)
{
v = Utility.Settings.Security.SecurityProvider.Decrypt(v);
}
context.Items.Add(Constant.AjaxID + ".JSON", v);
JavaScriptObject jso = (JavaScriptObject)JavaScriptDeserializer.DeserializeFromJson(v, typeof(JavaScriptObject));
for (int i = 0; i < pi.Length; i++)
{
if (jso.Contains(pi[i].Name))
{
//if(pi[i].ParameterType.IsAssignableFrom(jso[pi[i].Name].GetType()))
//{
// args[i] = jso[pi[i].Name];
//}
//else
{
args[i] = JavaScriptDeserializer.Deserialize((IJavaScriptObject)jso[pi[i].Name], pi[i].ParameterType);
}
}
}
return(args);
}
/// <summary>
/// Converts an IJavaScriptObject into an NET object.
/// </summary>
/// <param name="o">The IJavaScriptObject object to convert.</param>
/// <param name="t"></param>
/// <returns>Returns a .NET object.</returns>
public override object Deserialize(IJavaScriptObject o, Type t)
{
JavaScriptObject ht = o as JavaScriptObject;
if (ht == null)
{
throw new NotSupportedException();
}
if (!ht.Contains("Columns") || !(ht["Columns"] is JavaScriptArray) ||
!ht.Contains("Rows") || !(ht["Rows"] is JavaScriptArray))
{
throw new NotSupportedException();
}
JavaScriptArray columns = (JavaScriptArray)ht["Columns"];
JavaScriptArray rows = (JavaScriptArray)ht["Rows"];
DataTable dt = new DataTable();
DataRow row = null;
Type colType;
JavaScriptArray column;
if (ht.Contains("TableName") && ht["TableName"] is JavaScriptString)
{
dt.TableName = ht["TableName"].ToString();
}
for (int i = 0; i < columns.Count; i++)
{
column = (JavaScriptArray)columns[i];
colType = Type.GetType(column[1].ToString(), true);
JavaScriptDeserializer.ThrowExceptionIfNotCustomTypeDeserializationAllowed(colType);
dt.Columns.Add(column[0].ToString(), colType);
}
JavaScriptArray cols = null;
object obj;
for (int y = 0; y < rows.Count; y++)
{
// if(!(r is JavaScriptArray))
// continue;
cols = (JavaScriptArray)rows[y];
row = dt.NewRow();
for (int i = 0; i < cols.Count; i++)
{
//row[i] = JavaScriptDeserializer.Deserialize((IJavaScriptObject)cols[i], dt.Columns[i].DataType);
obj = JavaScriptDeserializer.Deserialize((IJavaScriptObject)cols[i], dt.Columns[i].DataType);
row[i] = (obj == null) ? DBNull.Value : obj;
}
dt.Rows.Add(row);
}
return(dt);
}
/// <summary>
/// Converts an IJavaScriptObject into an NET object.
/// </summary>
/// <param name="o">The IJavaScriptObject object to convert.</param>
/// <param name="t"></param>
/// <returns>Returns a .NET object.</returns>
public override object Deserialize(IJavaScriptObject o, Type t)
{
JavaScriptObject ht = o as JavaScriptObject;
if (o is JavaScriptSource)
{
// new Date(Date.UTC(2006,6,9,5,36,18,875))
string s = o.ToString();
if (s.StartsWith("new Date(Date.UTC(") && s.EndsWith("))"))
{
s = s.Substring(18, s.Length - 20);
//Regex r = new Regex(@"(\d{4}),(\d{1,2}),(\d{1,2}),(\d{1,2}),(\d{1,2}),(\d{1,2}),(\d{1,3})", RegexOptions.Compiled);
//Match m = r.Match(s);
//if (m.Groups.Count != 8)
// throw new NotSupportedException();
//int Year = int.Parse(m.Groups[1].Value);
//int Month = int.Parse(m.Groups[2].Value) + 1;
//int Day = int.Parse(m.Groups[3].Value);
//int Hour = int.Parse(m.Groups[4].Value);
//int Minute = int.Parse(m.Groups[5].Value);
//int Second = int.Parse(m.Groups[6].Value);
//int Millisecond = int.Parse(m.Groups[7].Value);
//DateTime d = new DateTime(Year, Month, Day, Hour, Minute, Second, Millisecond);
string[] p = s.Split(',');
return(new DateTime(int.Parse(p[0]), int.Parse(p[1]) + 1, int.Parse(p[2]), int.Parse(p[3]), int.Parse(p[4]), int.Parse(p[5]), int.Parse(p[6])).AddMinutes(UtcOffsetMinutes));
}
else if (s.StartsWith("new Date(") && s.EndsWith(")"))
{
long nanosecs = long.Parse(s.Substring(9, s.Length - 10)) * 10000;
#if (NET20)
nanosecs += new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc).Ticks;
DateTime d1 = new DateTime(nanosecs, DateTimeKind.Utc);
#else
nanosecs += new DateTime(1970, 1, 1, 0, 0, 0, 0).Ticks;
DateTime d1 = new DateTime(nanosecs);
#endif
return(Utility.Settings.OldStyle.Contains("noUtcTime") ? d1 : d1.AddMinutes(UtcOffsetMinutes)); // TimeZone.CurrentTimeZone.GetUtcOffset(d1).TotalMinutes);
}
}
else if (o is JavaScriptString)
{
string d = o.ToString();
#if (NET20)
if (d.StartsWith("/Date(") && d.EndsWith(")/"))
#else
if (d.Length >= 9 && d.Substring(0, 6) == "/Date(" && d.Substring(d.Length - 2) == ")/")
#endif
{
DateTime Epoch = new DateTime(1970, 1, 1, 0, 0, 0, 0, new System.Globalization.GregorianCalendar(), System.DateTimeKind.Utc);
return(new DateTime(
long.Parse(d.Substring(6, d.Length - 6 - 2)) * TimeSpan.TicksPerMillisecond, DateTimeKind.Utc).AddTicks(Epoch.Ticks));
}
#if (NET20)
DateTime d2;
if (DateTime.TryParseExact(o.ToString(),
System.Globalization.DateTimeFormatInfo.InvariantInfo.UniversalSortableDateTimePattern,
System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.AllowWhiteSpaces, out d2
) == true)
{
return(Utility.Settings.OldStyle.Contains("noUtcTime") ? d2 : d2.AddMinutes(UtcOffsetMinutes)); // TimeZone.CurrentTimeZone.GetUtcOffset(d2).TotalMinutes);
}
#else
try
{
DateTime d4 = DateTime.ParseExact(o.ToString(),
System.Globalization.DateTimeFormatInfo.InvariantInfo.UniversalSortableDateTimePattern,
System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.AllowWhiteSpaces
);
return(Utility.Settings.OldStyle.Contains("noUtcTime") ? d4 : d4.AddMinutes(UtcOffsetMinutes)); // TimeZone.CurrentTimeZone.GetUtcOffset(d4).TotalMinutes);
}
catch (FormatException)
{
}
#endif
}
if (ht == null)
{
throw new NotSupportedException();
}
int Year2 = (int)JavaScriptDeserializer.Deserialize(ht["Year"], typeof(int));
int Month2 = (int)JavaScriptDeserializer.Deserialize(ht["Month"], typeof(int));
int Day2 = (int)JavaScriptDeserializer.Deserialize(ht["Day"], typeof(int));
int Hour2 = (int)JavaScriptDeserializer.Deserialize(ht["Hour"], typeof(int));
int Minute2 = (int)JavaScriptDeserializer.Deserialize(ht["Minute"], typeof(int));
int Second2 = (int)JavaScriptDeserializer.Deserialize(ht["Second"], typeof(int));
int Millisecond2 = (int)JavaScriptDeserializer.Deserialize(ht["Millisecond"], typeof(int));
DateTime d5 = new DateTime(Year2, Month2, Day2, Hour2, Minute2, Second2, Millisecond2);
return(Utility.Settings.OldStyle.Contains("noUtcTime") ? d5 : d5.AddMinutes(UtcOffsetMinutes)); // TimeZone.CurrentTimeZone.GetUtcOffset(d3).TotalMinutes);
}
/// <summary>
/// Converts an IJavaScriptObject into an NET object.
/// </summary>
/// <param name="o">The IJavaScriptObject object to convert.</param>
/// <param name="type">The type to convert the object to.</param>
/// <returns>Returns a .NET object.</returns>
public static object Deserialize(IJavaScriptObject o, Type type)
{
if (o == null)
{
return(null);
}
// If the IJavaScriptObject is an JavaScriptObject and we have a key
// __type we will override the Type that is passed to this method. This
// will allow us to use implemented classes where the method will use
// only the interface.
JavaScriptObject jso = o as JavaScriptObject;
if (jso != null && jso.Contains("__type"))
{
Type t = Type.GetType(jso["__type"].ToString());
if (type == null || type.IsAssignableFrom(t))
{
type = t;
ThrowExceptionIfNotCustomTypeDeserializationAllowed(type);
}
}
IJavaScriptConverter c = null;
#if (NET20)
if (Utility.Settings.DeserializableConverters.TryGetValue(type, out c))
{
#else
if (Utility.Settings.DeserializableConverters.ContainsKey(type))
{
c = (IJavaScriptConverter)Utility.Settings.DeserializableConverters[type];
#endif
return(c.Deserialize(o, type));
}
object v;
#if (NET20)
foreach (IJavaScriptConverter c2 in Utility.Settings.DeserializableConverters.Values)
{
if (c2.TryDeserializeValue(o, type, out v))
{
return(v);
}
}
#else
IEnumerator m = Utility.Settings.DeserializableConverters.Values.GetEnumerator();
while (m.MoveNext())
{
if (((IJavaScriptConverter)m.Current).TryDeserializeValue(o, type, out v))
{
return(v);
}
}
#endif
#if (NET20)
if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Nullable <>))
{
//Type n = typeof(Nullable<>);
//Type constructed = n.MakeGenericType(type.GetGenericArguments()[0]);
Type tval = type.GetGenericArguments()[0];
object va = Deserialize(o, tval);
object val = Convert.ChangeType(va, tval);
return(Activator.CreateInstance(type, val));
}
#endif
if (typeof(IJavaScriptObject).IsAssignableFrom(type))
{
return(o);
}
if (o is JavaScriptObject)
{
return(DeserializeCustomObject(o as JavaScriptObject, type));
}
throw new NotImplementedException("The object of type '" + o.GetType().FullName + "' could not converted to type '" + type + "'.");
}
/// <summary>
/// Converts an XML document to an IJavaScriptObject (JSON).
/// <see cref="http://www.xml.com/pub/a/2006/05/31/converting-between-xml-and-json.html?page=1">Stefan Goessner</see>
/// <see cref="http://developer.yahoo.com/common/json.html#xml">Yahoo XML JSON</see>
/// </summary>
/// <param name="n">The XmlNode to serialize to JSON.</param>
/// <returns>A IJavaScriptObject.</returns>
public static IJavaScriptObject GetIJavaScriptObjectFromXmlNode(XmlNode n)
{
if (n == null)
{
return(null);
}
//if (xpath == "" || xpath == "/")
// xpath = n.Name;
System.Text.RegularExpressions.Regex r = new System.Text.RegularExpressions.Regex(@"\w+|\W+", System.Text.RegularExpressions.RegexOptions.Compiled);
JavaScriptObject o = new JavaScriptObject();
if (n.NodeType == XmlNodeType.Element)
{
for (int i = 0; i < n.Attributes.Count; i++)
{
o.Add("@" + n.Attributes[i].Name, new JavaScriptString(n.Attributes[i].Value));
}
if (n.FirstChild != null) // element has child nodes
{
int textChild = 0;
bool hasElementChild = false;
for (XmlNode e = n.FirstChild; e != null; e = e.NextSibling)
{
if (e.NodeType == XmlNodeType.Element)
{
hasElementChild = true;
}
if (e.NodeType == XmlNodeType.Text && r.IsMatch(e.InnerText))
{
textChild++; // non-whitespace text
}
}
if (hasElementChild)
{
if (textChild < 2) // structured element with evtl. a single text node
{
for (XmlNode e = n.FirstChild; e != null; e = e.NextSibling)
{
if (e.NodeType == XmlNodeType.Text)
{
o.Add("#text", new JavaScriptString(e.InnerText));
}
else if (o.Contains(e.Name))
{
if (o[e.Name] is JavaScriptArray)
{
((JavaScriptArray)o[e.Name]).Add(GetIJavaScriptObjectFromXmlNode(e));
}
else
{
IJavaScriptObject _o = o[e.Name];
JavaScriptArray a = new JavaScriptArray();
a.Add(_o);
a.Add(GetIJavaScriptObjectFromXmlNode(e));
o[e.Name] = a;
}
}
else
{
o.Add(e.Name, GetIJavaScriptObjectFromXmlNode(e));
}
}
}
}
else if (textChild > 0)
{
if (n.Attributes.Count == 0)
{
return(new JavaScriptString(n.InnerText));
}
else
{
o.Add("#text", new JavaScriptString(n.InnerText));
}
}
}
if (n.Attributes.Count == 0 && n.FirstChild == null)
{
return(new JavaScriptString(n.InnerText));
}
}
else if (n.NodeType == XmlNodeType.Document)
{
return(GetIJavaScriptObjectFromXmlNode(((XmlDocument)n).DocumentElement));
}
else
{
throw new NotSupportedException("Unhandled node type '" + n.NodeType + "'.");
}
return(o);
}
