internal static object GetUserArrayItem(DObject /*!*/ arrayAccess, object index, Operators.GetItemKinds kind)
{
PhpStack stack = ScriptContext.CurrentContext.Stack;
switch (kind)
{
case Operators.GetItemKinds.Isset:
// pass isset() ""/null to say true/false depending on the value returned from "offsetExists":
stack.AddFrame(index);
return(Core.Convert.ObjectToBoolean(arrayAccess.InvokeMethod(offsetExists, null, stack.Context)) ? "" : null);
case Operators.GetItemKinds.Empty:
// if "offsetExists" returns false, the empty()/isset() returns false (pass null to say true/false):
// otherwise, "offsetGet" is called to retrieve the value, which is passed to isset():
stack.AddFrame(index);
if (!Core.Convert.ObjectToBoolean(arrayAccess.InvokeMethod(offsetExists, null, stack.Context)))
{
return(null);
}
else
{
goto default;
}
default:
// regular getter:
stack.AddFrame(index);
return(PhpVariable.Dereference(arrayAccess.InvokeMethod(offsetGet, null, stack.Context)));
}
}
protected override object GetArrayItemOverride(object key, bool quiet)
{
PhpStack stack = ScriptContext.CurrentContext.Stack;
stack.AddFrame(key);
return(PhpVariable.Dereference(arrayAccess.InvokeMethod(offsetGet, null, stack.Context)));
}
public void Test1()
{
string inFile = "01";
string outFile = inFile + ".a";
string expected = File.ReadAllText(outFile).Trim();
sr = new StringReader(File.ReadAllText(inFile).Trim());
Console.SetIn(sr);
prog.InvokeMethod("Main", new object[] { new string[] { } });
string result = sw.ToString().Trim();
Assert.AreEqual(expected, result);
}
new public static void GetObjectData(DObject /*!*/ instance, SerializationInfo /*!*/ info, StreamingContext strctx)
{
info.SetType(typeof(SPLDeserializer));
SerializationContext context = SerializationContext.CreateFromStreamingContext(strctx);
object res = PhpVariable.Dereference(instance.InvokeMethod("serialize", null, context.ScriptContext));
if (res == null)
{
// serialize returned NULL -> this instance will deserialize as NULL
info.AddValue(__PHP_Incomplete_Class.ClassNameFieldName, String.Empty);
}
else
{
string res_str = PhpVariable.AsString(res);
if (res_str == null)
{
// serialize did not return NULL nor a string -> throw an exception
Library.SPL.Exception.ThrowSplException(
_ctx => new Library.SPL.Exception(_ctx, true),
context.ScriptContext,
string.Format(CoreResources.serialize_must_return_null_or_string, instance.TypeName), 0, null);
}
info.AddValue(SerializedDataFieldName, res_str);
info.AddValue(__PHP_Incomplete_Class.ClassNameFieldName, instance.TypeName);
}
}
public void TestInOut(string input)
{
string expected = input + "\n" + input + "\n" + input;
sr = new StringReader(input);
sw = new StringWriter();
Console.SetIn(sr);
Console.SetOut(sw);
prog.InvokeMethod("Main", new object[] { new string[] { } });
string result = sw.ToString().Trim().Replace("\r", "");
Assert.AreEqual(expected, result);
}
/// <summary>
/// Gets an item of a user array by invoking <see cref="Library.SPL.ArrayAccess.offsetGet"/>.
/// </summary>
/// <param name="arrayAccess">User array object.</param>
/// <param name="index">An index.</param>
/// <param name="context">The current script context.</param>
/// <returns>A reference on item returned by the user getter.</returns>
internal static PhpReference GetUserArrayItemRef(DObject /*!*/ arrayAccess, object index, ScriptContext /*!*/ context)
{
Debug.Assert(arrayAccess.RealObject is Library.SPL.ArrayAccess);
Debug.Assert(!(index is PhpReference));
context.Stack.AddFrame(index);
object result = arrayAccess.InvokeMethod(Library.SPL.PhpArrayObject.offsetGet, null, context);
PhpReference ref_result = result as PhpReference;
if (ref_result == null)
{
// obsolete (?): PhpException.Throw(PhpError.Error,CoreResources.GetString("offsetGet_must_return_byref"));
ref_result = new PhpReference(result);
}
return(ref_result);
}
/// <summary>
/// Serializes <see cref="DObject"/> using PHP serialization.
/// </summary>
/// <param name="value">The object.</param>
private void WritePhpObjectInternal(DObject/*!*/value)
{
byte[] binaryClassName;
// determine class name
bool avoid_pic_name = false;
string class_name = null;
__PHP_Incomplete_Class pic = value as __PHP_Incomplete_Class;
if (pic != null)
{
if (pic.__PHP_Incomplete_Class_Name.IsSet)
{
avoid_pic_name = true;
class_name = pic.__PHP_Incomplete_Class_Name.Value as string;
}
}
if (value is stdClass) class_name = stdClass.ClassName;
if (class_name == null) class_name = value.TypeName;
// is the instance PHP5.1 Serializable?
if (value.RealObject is Library.SPL.Serializable)
{
context.Stack.AddFrame();
object res = PhpVariable.Dereference(value.InvokeMethod("serialize", null, context));
if (res == null)
{
// serialize returned NULL -> serialize the instance as NULL
WriteNull();
return;
}
byte[] resdata = null;
if (res is PhpString)
{
res = res.ToString();
}
if (res is string)
{
resdata = writer.Encoding.GetBytes((string)res);
}
else if (res is PhpBytes)
{
resdata = ((PhpBytes)res).ReadonlyData;
}
if (resdata == null)
{
// serialize did not return NULL nor a string -> throw an exception
SPL.Exception.ThrowSplException(
_ctx => new SPL.Exception(_ctx, true),
context,
string.Format(CoreResources.serialize_must_return_null_or_string, value.TypeName), 0, null);
}
writer.Write(Tokens.ObjectSer);
writer.Write(Tokens.Colon);
binaryClassName = writer.Encoding.GetBytes(class_name);
// write out class name
writer.Write(binaryClassName.Length);
writer.Write(Tokens.Colon);
writer.Write(Tokens.Quote);
// flush the StreamWriter before accessing its underlying stream
writer.Flush();
writer.BaseStream.Write(binaryClassName, 0, binaryClassName.Length);
writer.Write(Tokens.Quote);
writer.Write(Tokens.Colon);
// write out the result of serialize
writer.Write(resdata.Length);
writer.Write(Tokens.Colon);
writer.Write(Tokens.BraceOpen);
// flush the StreamWriter before accessing its underlying stream
writer.Flush();
writer.BaseStream.Write(resdata, 0, resdata.Length);
writer.Write(Tokens.BraceClose);
return;
}
// try to call the __sleep method
bool sleep_called;
PhpArray ser_props = value.Sleep(ClassContext, context, out sleep_called);
if (sleep_called && ser_props == null)
{
// __sleep did not return an array -> serialize the instance as NULL
WriteNull();
return;
}
writer.Write(Tokens.Object);
writer.Write(Tokens.Colon);
// write out class name
binaryClassName = writer.Encoding.GetBytes(class_name);
// write out class name
writer.Write(binaryClassName.Length);
writer.Write(Tokens.Colon);
writer.Write(Tokens.Quote);
// flush the StreamWriter before accessing its underlying stream
writer.Flush();
writer.BaseStream.Write(binaryClassName, 0, binaryClassName.Length);
writer.Write(Tokens.Quote);
writer.Write(Tokens.Colon);
// write out property count
if (ser_props != null) writer.Write(ser_props.Count);
else writer.Write(value.Count - (avoid_pic_name ? 1 : 0));
writer.Write(Tokens.Colon);
writer.Write(Tokens.BraceOpen);
// write out properties
if (ser_props != null) WriteSleepResult(value, ser_props);
else WriteAllProperties(value, avoid_pic_name);
writer.Write(Tokens.BraceClose);
}
/// <summary>
/// Builds a <see cref="DObject"/> from atoms (the object itself given as parameter).
/// </summary>
/// <param name="obj">The instance.</param>
private void BuildDObject(DObject obj)
{
bool serializable = ((bool)atoms[atomCounter++] == true);
if (serializable && obj.RealObject is Library.SPL.Serializable)
{
// pass the serialized data to unserialize
context.Stack.AddFrame(BuildObjectGraph());
obj.InvokeMethod("unserialize", null, context);
return;
}
while (atoms[atomCounter] != delimiter)
{
string property_name = (string)BuildObjectGraph();
object property_value = BuildObjectGraph();
Debug.Assert(property_name != null);
Serialization.SetProperty(obj, property_name, property_value, context);
}
atomCounter++; // for the delimiter
// invoke __wakeup on the deserialized instance
obj.Wakeup(ClassContext, context);
}
new public static void GetObjectData(DObject/*!*/ instance, SerializationInfo/*!*/ info, StreamingContext strctx)
{
info.SetType(typeof(SPLDeserializer));
SerializationContext context = SerializationContext.CreateFromStreamingContext(strctx);
object res = PhpVariable.Dereference(instance.InvokeMethod("serialize", null, context.ScriptContext));
if (res == null)
{
// serialize returned NULL -> this instance will deserialize as NULL
info.AddValue(__PHP_Incomplete_Class.ClassNameFieldName, String.Empty);
}
else
{
string res_str = PhpVariable.AsString(res);
if (res_str == null)
{
// serialize did not return NULL nor a string -> throw an exception
Library.SPL.Exception.ThrowSplException(
_ctx => new Library.SPL.Exception(_ctx, true),
context.ScriptContext,
string.Format(CoreResources.serialize_must_return_null_or_string, instance.TypeName), 0, null);
}
info.AddValue(SerializedDataFieldName, res_str);
info.AddValue(__PHP_Incomplete_Class.ClassNameFieldName, instance.TypeName);
}
}
/// <summary>
/// Gets an item of a user array by invoking <see cref="Library.SPL.ArrayAccess.offsetGet"/>.
/// </summary>
/// <param name="arrayAccess">User array object.</param>
/// <param name="index">An index.</param>
/// <param name="context">The current script context.</param>
/// <returns>A reference on item returned by the user getter.</returns>
internal static PhpReference GetUserArrayItemRef(DObject/*!*/ arrayAccess, object index, ScriptContext/*!*/ context)
{
Debug.Assert(arrayAccess.RealObject is Library.SPL.ArrayAccess);
Debug.Assert(!(index is PhpReference));
context.Stack.AddFrame(index);
object result = arrayAccess.InvokeMethod(Library.SPL.PhpArrayObject.offsetGet, null, context);
PhpReference ref_result = result as PhpReference;
if (ref_result == null)
{
// obsolete (?): PhpException.Throw(PhpError.Error,CoreResources.GetString("offsetGet_must_return_byref"));
ref_result = new PhpReference(result);
}
return ref_result;
}
internal static object GetUserArrayItem(DObject/*!*/ arrayAccess, object index, Operators.GetItemKinds kind)
{
PhpStack stack = ScriptContext.CurrentContext.Stack;
switch (kind)
{
case Operators.GetItemKinds.Isset:
// pass isset() ""/null to say true/false depending on the value returned from "offsetExists":
stack.AddFrame(index);
return Core.Convert.ObjectToBoolean(arrayAccess.InvokeMethod(offsetExists, null, stack.Context)) ? "" : null;
case Operators.GetItemKinds.Empty:
// if "offsetExists" returns false, the empty()/isset() returns false (pass null to say true/false):
// otherwise, "offsetGet" is called to retrieve the value, which is passed to isset():
stack.AddFrame(index);
if (!Core.Convert.ObjectToBoolean(arrayAccess.InvokeMethod(offsetExists, null, stack.Context)))
return null;
else
goto default;
default:
// regular getter:
stack.AddFrame(index);
return PhpVariable.Dereference(arrayAccess.InvokeMethod(offsetGet, null, stack.Context));
}
}
public void Test3()
{
DObject d = new DObject("Calculator.Calc");
Assert.AreEqual((int)d.InvokeMethod("A"), 6);
}
