# Stubs for urllib.request (Python 3.4)

from typing import (
    Any, Callable, List, IO, Mapping, Optional, Sequence, Tuple, TypeVar, Union,
    overload,
)
from http.client import HTTPResponse, HTTPMessage
from http.cookiejar import CookieJar
from email.message import Message
from urllib.response import addinfourl
import ssl
import sys


_T = TypeVar('_T')
_UrlopenRet = Union[HTTPResponse, addinfourl]


def urlopen(url: Union[str, 'Request'], data: Optional[bytes] = ...,
            timeout: float = ..., *, cafile: Optional[str] = ...,
            capath: Optional[str] = ..., cadefault: bool = ...,
            context: Optional[ssl.SSLContext] = ...) \
            -> _UrlopenRet: ...
def install_opener(opener: OpenerDirector) -> None: ...
def build_opener(*handlers: Union[BaseHandler, Callable[[], BaseHandler]]) \
                 -> OpenerDirector: ...
def url2pathname(path: str) -> str: ...
def pathname2url(path: str) -> str: ...
def getproxies() -> Dict[str, str]: ...


class Request:
    if sys.version_info >= (3, 4):
        @property
        def full_url(self) -> str: ...
        @full_url.setter
        def full_url(self, value: str) -> None: ...
        @full_url.deleter
        def full_url(self) -> None: ...
    else:
        full_url = ...  # type: str
    type = ...  # type: str
    host = ...  # type: str
    origin_req_host = ...  # type: str
    selector = ...  # type: str
    data = ...  # type: Optional[bytes]
    unverifiable = ...  # type: bool
    method = ...  # type: Optional[str]
    def __init__(self, url: str, data: Optional[bytes] = ...,
            headers: Dict[str, str] =..., origin_req_host: Optional[str] = ...,
            unverifiable: bool = ..., method: Optional[str] = ...) -> None: ...
    def get_method(self) -> str: ...
    def add_header(self, key: str, val: str) -> None: ...
    def add_unredirected_header(self, key: str, val: str) -> None: ...
    def has_header(self, header_name: str) -> bool: ...
    if sys.version_info >= (3, 4):
        def remove_header(self, header_name: str) -> None: ...
    def get_full_url(self) -> str: ...
    def set_proxy(self, host: str, type: str) -> None: ...
    @overload
    def get_header(self, header_name: str) -> Optional[str]: ...
    @overload
    def get_header(self, header_name: str, default: _T) -> Union[str, _T]: ...
    def header_items(self) -> List[Tuple[str, str]]: ...

class OpenerDirector:
    def add_handler(self, handler: BaseHandler) -> None: ...
    def open(self, url: Union[str, Request], data: Optional[bytes] = None,
             timeout: float = ...) -> _UrlopenRet: ...
    def error(self, proto: str, *args: Any) -> _UrlopenRet: ...


class BaseHandler:
    parent = ...  # type: OpenerDirector
    def add_parent(self, parent: OpenerDirector) -> None: ...
    def close(self) -> None: ...
    def http_error_nnn(req: Request, fp: IO[str], code: int, msg: int,
                       hdrs: Mapping[str, str]) -> _UrlopenRet: ...

class HTTPDefaultErrorHandler(BaseHandler): ...

class HTTPRedirectHandler(BaseHandler):
    def redirect_request(self, req: Request, fp: IO[str], code: int, msg: int,
                         hdrs: Mapping[str, str],
                         newurl: str) -> Optional[Request]: ...
    def http_error_301(self, req: Request, fp: IO[str], code: int, msg: int,
                       hdrs: Mapping[str, str]) -> Optional[_UrlopenRet]: ...
    def http_error_302(self, req: Request, fp: IO[str], code: int, msg: int,
                       hdrs: Mapping[str, str]) -> Optional[_UrlopenRet]: ...
    def http_error_303(self, req: Request, fp: IO[str], code: int, msg: int,
                       hdrs: Mapping[str, str]) -> Optional[_UrlopenRet]: ...
    def http_error_307(self, req: Request, fp: IO[str], code: int, msg: int,
                       hdrs: Mapping[str, str]) -> Optional[_UrlopenRet]: ...

class HTTPCookieProcessor(BaseHandler):
    cookiejar = ...  # type: CookieJar
    def __init__(self, cookiejar: Optional[CookieJar] = ...) -> None: ...

class ProxyHandler(BaseHandler):
    def __init__(self, proxies: Optional[Dict[str, str]] = ...) -> None: ...
    # TODO add a method for every (common) proxy protocol

class HTTPPasswordMgr:
    def add_password(self, realm: str, uri: Union[str, Sequence[str]],
                     user: str, passwd: str) -> None: ...
    def find_user_password(self, realm: str, authuri: str) \
                           -> Tuple[Optional[str], Optional[str]]: ...

class HTTPPasswordMgrWithDefaultRealm:
    def add_password(self, realm: str, uri: Union[str, Sequence[str]],
                     user: str, passwd: str) -> None: ...
    def find_user_password(self, realm: str, authuri: str) \
                           -> Tuple[Optional[str], Optional[str]]: ...

if sys.version_info >= (3, 5):
    class HTTPPasswordMgrWithPriorAuth(HTTPPasswordMgrWithDefaultRealm):
        def add_password(self, realm: str, uri: Union[str, Sequence[str]],
                         user: str, passwd: str,
                         is_authenticated: bool = ...) -> None: ...
        def update_authenticated(uri: Union[str, Sequence[str]],
                                 is_authenticated: bool = ...) -> None: ...
        def is_authenticated(authuri: str) -> bool: ...

class AbstractBasicAuthHandler:
    def __init__(self,
                 password_mgr: Optional[HTTPPasswordMgr] = ...) -> None: ...
    def http_error_auth_reqed(self, authreq: str, host: str, req: Request,
                              headers: Mapping[str, str]) -> None: ...

class HTTPBasicAuthHandler(AbstractBasicAuthHandler, BaseHandler):
    def http_error_401(self, req: Request, fp: IO[str], code: int, msg: int,
                       hdrs: Mapping[str, str]) -> Optional[_UrlopenRet]: ...

class ProxyBasicAuthHandler(AbstractBasicAuthHandler, BaseHandler):
    def http_error_407(self, req: Request, fp: IO[str], code: int, msg: int,
                       hdrs: Mapping[str, str]) -> Optional[_UrlopenRet]: ...

class AbstractDigestAuthHandler:
    def __init__(self,
                 password_mgr: Optional[HTTPPasswordMgr] = ...) -> None: ...
    def http_error_auth_reqed(self, auth_header: str, host: str, req: Request,
                              headers: Mapping[str, str]) -> None: ...

class HTTPDigestAuthHandler(BaseHandler, AbstractDigestAuthHandler):
    def http_error_401(self, req: Request, fp: IO[str], code: int, msg: int,
                       hdrs: Mapping[str, str]) -> Optional[_UrlopenRet]: ...

class ProxyDigestAuthHandler(BaseHandler, AbstractDigestAuthHandler):
    def http_error_407(self, req: Request, fp: IO[str], code: int, msg: int,
                       hdrs: Mapping[str, str]) -> Optional[_UrlopenRet]: ...

class HTTPHandler(BaseHandler):
    def http_open(self, req: Request) -> _UrlopenRet: ...

class HTTPSHandler(BaseHandler):
    def __init__(self, debuglevel: int = 0,
                 context: Optional[ssl.SSLContext] = ...,
                 check_hostname: bool = ...) -> None: ...
    def https_open(self, req: Request) -> _UrlopenRet: ...

class FileHandler(BaseHandler):
    def file_open(self, req: Request) -> _UrlopenRet: ...

class DataHandler(BaseHandler):
    def data_open(self, req: Request) -> _UrlopenRet: ...

class FTPHandler(BaseHandler):
    def ftp_open(self, req: Request) -> _UrlopenRet: ...

class CacheFTPHandler(FTPHandler):
    def setTimeout(self, t: float) -> None: ...
    def setMaxConns(self, m: int) -> None: ...

class UnknownHandler(BaseHandler):
    def unknown_open(self, req: Request) -> _UrlopenRet: ...

class HTTPErrorProcessor(BaseHandler):
    def http_response(self) -> _UrlopenRet: ...
    def https_response(self) -> _UrlopenRet: ...


def urlretrieve(url: str, filename: Optional[str] = ...,
                reporthook: Optional[Callable[[int, int, int], None]] = ...,
                data: Optional[bytes] = ...) -> Tuple[str, HTTPMessage]: ...
def urlcleanup() -> None: ...

class URLopener:
    version = ...  # type: str
    def __init__(self, proxies: Optional[Dict[str, str]] = ...,
                 **x509: str) -> None: ...
    def open(self, fullurl: str, data: Optional[bytes] = ...) -> _UrlopenRet: ...
    def open_unknown(self, fullurl: str,
                     data: Optional[bytes] = ...) -> _UrlopenRet: ...
    def retrieve(url: str, filename: Optional[str] = ...,
                 reporthook: Optional[Callable[[int, int, int], None]] = ...,
                 data: Optional[bytes] = ...) -> Tuple[str, Optional[Message]]: ...

class FancyURLopener(URLopener):
    def prompt_user_passwd(self, host: str, realm: str) -> Tuple[str, str]: ...
