public static bool is_indexed_array(Context ctx, PhpArray arr)
{
PhpCallback callback = PhpCallback.Create("is_string", default(RuntimeTypeHandle));
PhpArray keys = Arrays.array_keys(arr);
return(Arrays.array_filter(ctx, keys, callback).Count == 0);
}
public static bool is_mixed_array(Context ctx, PhpArray arr)
{
PhpCallback callback = PhpCallback.Create("is_string", default(RuntimeTypeHandle));
PhpArray keys = Arrays.array_keys(arr);
int count = Arrays.array_filter(ctx, keys, callback).Count;
return(count != 0 && count != arr.Count);
}
public static bool is_assoc_array(Context ctx, PhpArray arr)
{
PhpCallback callback = PhpCallback.Create("is_string", default(RuntimeTypeHandle));
PhpArray keys = Arrays.array_keys(arr);
// mixed array is one kind of assoc array
// return Arrays.array_filter(ctx, keys, callback).Count == arr.Count;
return(Arrays.array_filter(ctx, keys, callback).Count != 0);
}
/// <summary>
/// Convert value into <see cref="IPhpCallable"/> allowing method names declared on <see cref="HandlerObject"/>.
/// </summary>
internal IPhpCallable ToCallback(PhpValue value)
{
// empty variable
if (value.IsEmpty)
{
return(null);
}
// method name given as string:
if (this.HandlerObject != null)
{
var name = value.ToStringOrNull();
if (name != null)
{
return(PhpCallback.Create(this.HandlerObject, name, default(RuntimeTypeHandle)));
}
}
// default PHP callback:
return(value.AsCallable(default(RuntimeTypeHandle)));
}
private PhpValue InvokeFunctionCore(string name, params object[] args)
{
// check whether this function is allowed to be called
PhpCallback callback;
if (allFunctionsRegistered)
{
registeredFunctions.TryGetValue(name, out callback);
}
else
{
if (registeredFunctions.TryGetValue(name, out callback))
{
PhpException.Throw(PhpError.Warning, String.Format(Resources.HandlerNotAllowed, name));
return(PhpValue.Null);
}
}
// if the callback does not already exist, create it
if (callback == null)
{
callback = PhpCallback.Create(name, default(RuntimeTypeHandle));
registeredFunctions[name] = callback;
}
// convert arguments
var phpArgs = new PhpValue[args.Length];
for (int i = 0; i < args.Length; i++)
{
phpArgs[i] = XsltConvertor.DotNetToPhp(args[i]);
}
// invoke!
return(callback.Invoke(_ctx, phpArgs));
}
