private static bool RedirectStreams(Context ctx, Process /*!*/ process, PhpArray /*!*/ descriptors, PhpArray /*!*/ pipes)
{
var descriptors_enum = descriptors.GetFastEnumerator();
while (descriptors_enum.MoveNext())
{
var desc_no = (int)descriptors_enum.CurrentKey.Integer;
StreamAccessOptions access;
Stream stream;
switch (desc_no)
{
case 0: stream = process.StandardInput.BaseStream; access = StreamAccessOptions.Write; break;
case 1: stream = process.StandardOutput.BaseStream; access = StreamAccessOptions.Read; break;
case 2: stream = process.StandardError.BaseStream; access = StreamAccessOptions.Read; break;
default: Debug.Fail(null); return(false);
}
PhpResource resource;
var value = descriptors_enum.CurrentValue;
if (value.IsPhpArray(out var array))
{
if (!array.TryGetValue(0, out var qualifierObj))
{
// value must be either a resource or an array:
PhpException.Throw(PhpError.Warning, Resources.LibResources.descriptor_item_missing_qualifier, desc_no.ToString());
return(false);
}
switch (qualifierObj.ToString(ctx))
{
case "pipe":
{
// mode is ignored (it's determined by the stream):
var php_stream = new NativeStream(ctx, stream, null, access, string.Empty, StreamContext.Default);
pipes.Add(desc_no, php_stream);
break;
}
case "file":
{
if (!array.TryGetValue(1, out var pathObj))
{
PhpException.Throw(PhpError.Warning, Resources.LibResources.descriptor_item_missing_file_name, desc_no.ToString());
return(false);
}
if (!array.TryGetValue(2, out var modeObj))
{
PhpException.Throw(PhpError.Warning, Resources.LibResources.descriptor_item_missing_mode, desc_no.ToString());
return(false);
}
var php_stream = PhpStream.Open(ctx, pathObj.ToString(ctx), modeObj.ToString(ctx), StreamOpenOptions.Empty, StreamContext.Default);
if (php_stream == null)
{
return(false);
}
php_stream.IsWriteBuffered = false;
if (!ActivePipe.BeginIO(stream, php_stream, access, desc_no))
{
return(false);
}
break;
}
default:
PhpException.Throw(PhpError.Warning, Resources.LibResources.invalid_handle_qualifier, qualifierObj.ToString(ctx));
return(false);
}
}
else if ((resource = value.AsResource()) != null)
{
var php_stream = PhpStream.GetValid(resource);
if (php_stream == null)
{
return(false);
}
if (!ActivePipe.BeginIO(stream, php_stream, access, desc_no))
{
return(false);
}
}
else
{
// value must be either a resource or an array:
PhpException.Throw(PhpError.Warning, Resources.LibResources.descriptor_item_not_array_nor_resource, desc_no.ToString());
return(false);
}
}
return(true);
}
private static bool RedirectStreams(Process /*!*/ process, PhpArray /*!*/ descriptors, PhpArray /*!*/ pipes)
{
using (var descriptors_enum = descriptors.GetFastEnumerator())
while (descriptors_enum.MoveNext())
{
int desc_no = descriptors_enum.CurrentKey.Integer;
StreamAccessOptions access;
Stream stream;
switch (desc_no)
{
case 0: stream = process.StandardInput.BaseStream; access = StreamAccessOptions.Write; break;
case 1: stream = process.StandardOutput.BaseStream; access = StreamAccessOptions.Read; break;
case 2: stream = process.StandardError.BaseStream; access = StreamAccessOptions.Read; break;
default: Debug.Fail(); return(false);
}
object value = PhpVariable.Dereference(descriptors_enum.CurrentValue);
PhpResource resource;
PhpArray array;
if ((array = PhpArray.AsPhpArray(value)) != null)
{
if (!array.Contains(0))
{
// value must be either a resource or an array:
PhpException.Throw(PhpError.Warning, LibResources.GetString("descriptor_item_missing_qualifier", desc_no));
return(false);
}
string qualifier = Core.Convert.ObjectToString(array[0]);
switch (qualifier)
{
case "pipe":
{
// mode is ignored (it's determined by the stream):
PhpStream php_stream = new NativeStream(stream, null, access, String.Empty, StreamContext.Default);
pipes.Add(desc_no, php_stream);
break;
}
case "file":
{
if (!array.Contains(1))
{
PhpException.Throw(PhpError.Warning, LibResources.GetString("descriptor_item_missing_file_name", desc_no));
return(false);
}
if (!array.Contains(2))
{
PhpException.Throw(PhpError.Warning, LibResources.GetString("descriptor_item_missing_mode", desc_no));
return(false);
}
string path = Core.Convert.ObjectToString(array[1]);
string mode = Core.Convert.ObjectToString(array[2]);
PhpStream php_stream = PhpStream.Open(path, mode, StreamOpenOptions.Empty, StreamContext.Default);
if (php_stream == null)
{
return(false);
}
if (!ActivePipe.BeginIO(stream, php_stream, access, desc_no))
{
return(false);
}
break;
}
default:
PhpException.Throw(PhpError.Warning, LibResources.GetString("invalid_handle_qualifier", qualifier));
return(false);
}
}
else if ((resource = value as PhpResource) != null)
{
PhpStream php_stream = PhpStream.GetValid(resource);
if (php_stream == null)
{
return(false);
}
if (!ActivePipe.BeginIO(stream, php_stream, access, desc_no))
{
return(false);
}
}
else
{
// value must be either a resource or an array:
PhpException.Throw(PhpError.Warning, LibResources.GetString("descriptor_item_not_array_nor_resource", desc_no));
return(false);
}
}
return(true);
}