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from __future__ import annotations
import hashlib
import json
import os
import shutil
from datetime import datetime
from typing import IO, Any, cast
import cloudscraper # type: ignore[unused-ignore]
from requests.structures import CaseInsensitiveDict
from .utils import JsonDict, ParamDict, ParsedJson, PixivError, Response
# @typechecked
class BasePixivAPI:
client_id = "MOBrBDS8blbauoSck0ZfDbtuzpyT"
client_secret = "lsACyCD94FhDUtGTXi3QzcFE2uU1hqtDaKeqrdwj"
hash_secret = "28c1fdd170a5204386cb1313c7077b34f83e4aaf4aa829ce78c231e05b0bae2c"
def __init__(self, **requests_kwargs: Any) -> None:
"""Initialize requests kwargs if need be"""
self.user_id: int | str = 0
self.access_token: str | None = None
self.refresh_token: str | None = None
self.hosts = "https://app-api.pixiv.net"
# self.requests = requests.Session()
self.requests = cloudscraper.create_scraper() # fix due to #140
self.additional_headers = CaseInsensitiveDict(
requests_kwargs.pop("headers", {}),
) # type: CaseInsensitiveDict[Any]
self.requests_kwargs = requests_kwargs
def set_additional_headers(self, headers: ParamDict) -> None:
"""Manually specify additional headers. will overwrite API default headers in case of collision"""
self.additional_headers = CaseInsensitiveDict(headers)
# 设置HTTP的Accept-Language (用于获取tags的对应语言translated_name)
# language: en-us, zh-cn, ...
def set_accept_language(self, language: str) -> None:
"""Set header Accept-Language for all requests (useful for get tags.translated_name)"""
self.additional_headers["Accept-Language"] = language
@classmethod
def parse_json(cls, json_str: str | bytes) -> ParsedJson:
"""Parse str into JsonDict"""
return json.loads(json_str, object_hook=JsonDict)
def require_auth(self) -> None:
if self.access_token is None:
msg = "Authentication required! Call login() or set_auth() first!"
raise PixivError(msg)
def requests_call(
self,
method: str,
url: str,
headers: ParamDict | CaseInsensitiveDict[Any] | None = None,
params: ParamDict | None = None,
data: ParamDict | None = None,
stream: bool = False,
) -> Response:
"""Requests http/https call for Pixiv API"""
merged_headers = self.additional_headers.copy()
if headers:
# Use the headers in the parameter to override the
# additional_headers setting.
merged_headers.update(headers)
try:
if method == "GET":
response = self.requests.get(
url,
params=params,
headers=merged_headers,
stream=stream,
**self.requests_kwargs,
)
return cast(Response, response)
if method == "POST":
response = self.requests.post(
url,
params=params,
data=data,
headers=merged_headers,
stream=stream,
**self.requests_kwargs,
)
return cast(Response, response)
if method == "DELETE":
response = self.requests.delete(
url,
params=params,
data=data,
headers=merged_headers,
stream=stream,
**self.requests_kwargs,
)
return cast(Response, response)
msg = f"Unknown method: {method}"
raise PixivError(msg)
except Exception as e:
msg = f"requests {method} {url} error: {e}"
raise PixivError(msg) from e
def set_auth(self, access_token: str, refresh_token: str | None = None) -> None:
self.access_token = access_token
self.refresh_token = refresh_token
def login(self, username: str, password: str) -> Any:
return self.auth(username=username, password=password)
def set_client(self, client_id: str, client_secret: str) -> None:
self.client_id = client_id
self.client_secret = client_secret
def auth(
self,
username: str | None = None,
password: str | None = None,
refresh_token: str | None = None,
headers: ParamDict = None,
) -> ParsedJson:
"""Login with password, or use the refresh_token to acquire a new bearer token"""
local_time = datetime.now().strftime("%Y-%m-%dT%H:%M:%S+00:00")
headers_ = CaseInsensitiveDict(headers or {})
headers_["x-client-time"] = local_time
headers_["x-client-hash"] = hashlib.md5(
(local_time + self.hash_secret).encode("utf-8")
).hexdigest()
# Allow mock UA due to #171: https://github.com/upbit/pixivpy/issues/171
if "user-agent" not in headers_:
headers_["app-os"] = "ios"
headers_["app-os-version"] = "14.6"
headers_["user-agent"] = "PixivIOSApp/7.13.3 (iOS 14.6; iPhone13,2)"
# noinspection PyUnresolvedReferences
if not hasattr(self, "hosts") or self.hosts == "https://app-api.pixiv.net":
auth_hosts = "https://oauth.secure.pixiv.net"
else:
# noinspection PyUnresolvedReferences
auth_hosts = self.hosts # BAPI解析成IP的场景
headers_["host"] = "oauth.secure.pixiv.net"
url = f"{auth_hosts}/auth/token"
data = {
"get_secure_url": 1,
"client_id": self.client_id,
"client_secret": self.client_secret,
}
if username and password:
data["grant_type"] = "password"
data["username"] = username
data["password"] = password
elif refresh_token or self.refresh_token:
data["grant_type"] = "refresh_token"
data["refresh_token"] = refresh_token or self.refresh_token
else:
msg = "[ERROR] auth() but no password or refresh_token is set."
raise PixivError(msg)
r = self.requests_call("POST", url, headers=headers_, data=data)
if r.status_code not in {200, 301, 302}:
if data["grant_type"] == "password":
msg = f"[ERROR] auth() failed! check username and password.\nHTTP {r.status_code}: {r.text}"
raise PixivError(
msg,
header=r.headers,
body=r.text,
)
msg = f"[ERROR] auth() failed! check refresh_token.\nHTTP {r.status_code}: {r.text}"
raise PixivError(
msg,
header=r.headers,
body=r.text,
)
token = None
try:
# get access_token
token = self.parse_json(r.text)
self.user_id = token.response.user.id
self.access_token = token.response.access_token
self.refresh_token = token.response.refresh_token
except json.JSONDecodeError:
msg = f"Get access_token error! Response: {token}"
raise PixivError(
msg,
header=r.headers,
body=r.text,
) from None
# return auth/token response
return token
def download(
self,
url: str,
prefix: str = "",
path: str = os.path.curdir,
name: str | None = None,
replace: bool = False,
fname: str | IO[bytes] | None = None,
referer: str = "https://app-api.pixiv.net/",
) -> bool:
"""Download image to file (use 6.0 app-api)"""
if fname is not None and hasattr(fname, "write"):
# A file-like object has been provided.
file = fname
else:
# Determine file path by parameters.
name = prefix + str(name or fname or os.path.basename(url))
file = os.path.join(path, name)
if os.path.exists(file) and not replace:
return False
with self.requests_call(
"GET", url, headers={"Referer": referer}, stream=True
) as response:
if isinstance(file, str):
with open(file, "wb") as out_file:
shutil.copyfileobj(response.raw, out_file)
else:
shutil.copyfileobj(response.raw, file)
return True