Expose get/post params via req.argument for python.

includes/python_methods.h

@@ -65,6 +65,7 @@ struct pyhttp_request {
 static void	pyhttp_dealloc(struct pyhttp_request *);
 
 static PyObject	*pyhttp_response(struct pyhttp_request *, PyObject *);
+static PyObject *pyhttp_argument(struct pyhttp_request *, PyObject *);
 static PyObject	*pyhttp_body_read(struct pyhttp_request *, PyObject *);
 static PyObject	*pyhttp_populate_get(struct pyhttp_request *, PyObject *);
 static PyObject	*pyhttp_populate_post(struct pyhttp_request *, PyObject *);
@@ -73,6 +74,7 @@ static PyObject	*pyhttp_response_header(struct pyhttp_request *, PyObject *);
 
 static PyMethodDef pyhttp_request_methods[] = {
 	METHOD("response", pyhttp_response, METH_VARARGS),
+	METHOD("argument", pyhttp_argument, METH_VARARGS),
 	METHOD("body_read", pyhttp_body_read, METH_VARARGS),
 	METHOD("populate_get", pyhttp_populate_get, METH_NOARGS),
 	METHOD("populate_post", pyhttp_populate_post, METH_NOARGS),

src/python.c

@@ -657,6 +657,28 @@ pyhttp_populate_post(struct pyhttp_request *pyreq, PyObject *args)
 	Py_RETURN_TRUE;
 }
 
+static PyObject *
+pyhttp_argument(struct pyhttp_request *pyreq, PyObject *args)
+{
+	const char	*name;
+	PyObject	*value;
+	char		*string;
+
+	if (!PyArg_ParseTuple(args, "s", &name)) {
+		PyErr_SetString(PyExc_TypeError, "invalid parameters");
+		return (NULL);
+	}
+
+	if (!http_argument_get_string(pyreq->req, name, &string)) {
+		Py_RETURN_NONE;
+	}
+
+	if ((value = PyUnicode_FromString(string)) == NULL)
+		return (PyErr_NoMemory());
+
+	return (value);
+}
+
 static PyObject *
 pyhttp_get_host(struct pyhttp_request *pyreq, void *closure)
 {