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# Copyright (C) 2020 Philipp Hörist <philipp AT hoerist.com>
#
# This file is part of nbxmpp.
#
# SPDX-License-Identifier: GPL-3.0-or-later
from __future__ import annotations
from typing import Any
from typing import ParamSpec
from typing import TYPE_CHECKING
from typing import TypeVar
import functools
import inspect
import logging
from collections.abc import Callable
from urllib.parse import unquote
from urllib.parse import urlparse
from nbxmpp.errors import is_error
from nbxmpp.errors import StanzaError
from nbxmpp.protocol import Iq
from nbxmpp.simplexml import Node
from nbxmpp.structs import CommonResult
if TYPE_CHECKING:
from nbxmpp.dispatcher import NBXMPPModuleT
from nbxmpp.task import Task
T = TypeVar("T")
P = ParamSpec("P")
def process_response(response: Iq) -> CommonResult:
if response.isError():
raise StanzaError(response)
return CommonResult(jid=response.getFrom())
def raise_if_error(result: Any) -> None:
if is_error(result):
raise result
def finalize(task: Task, result: Any) -> Any:
if is_error(result):
raise result
if isinstance(result, Node):
return task.set_result(result)
return result
def parse_xmpp_uri(uri: str) -> tuple[str, str, dict[str, str]]:
url = urlparse(uri)
if url.scheme != "xmpp":
raise ValueError("not a xmpp uri")
if ";" not in url.query:
return (url.path, url.query, {})
action, query = url.query.split(";", 1)
key_value_pairs = query.split(";")
dict_: dict[str, str] = {}
for key_value in key_value_pairs:
key, value = key_value.split("=")
dict_[key] = unquote(value)
return (url.path, action, dict_)
def make_func_arguments_string(
func: Callable[..., Any], self: Any, args: Any, kwargs: Any
) -> str:
signature = inspect.signature(func)
bound_arguments = signature.bind(self, *args, **kwargs)
bound_arguments.apply_defaults()
arg_string = ""
for name, arg in bound_arguments.arguments.items():
if name == "self":
continue
arg_string += f"{name}={arg}, "
arg_string = arg_string[:-2]
return f"{func.__name__}({arg_string})"
def log_calls(func: Callable[P, T]) -> Callable[P, T]:
@functools.wraps(func)
def func_wrapper(self: NBXMPPModuleT, *args: Any, **kwargs: Any) -> T:
if self._log.isEnabledFor(logging.INFO): # type: ignore
self._log.info(make_func_arguments_string(func, self, args, kwargs)) # type: ignore
return func(self, *args, **kwargs)
return func_wrapper
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