110 lines
3 KiB
Python
110 lines
3 KiB
Python
"""Wikipedia OAuth."""
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import typing
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import urllib
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from typing import cast
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import requests
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from flask import current_app, session
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from requests_oauthlib import OAuth1Session
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wiki_hostname = "en.wikipedia.org"
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api_url = f"https://{wiki_hostname}/w/api.php"
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class LoginNeeded(Exception):
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"""Not logged in."""
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pass
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def get_edit_proxy() -> dict[str, str]:
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"""Retrieve proxy information from config."""
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edit_proxy = current_app.config.get("EDIT_PROXY")
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if edit_proxy:
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return {"http": edit_proxy, "https": edit_proxy}
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else:
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return {}
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def api_post_request(params: dict[str, str | int]) -> requests.Response:
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"""HTTP Post using Oauth."""
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app = current_app
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# url = "https://www.wikidata.org/w/api.php"
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client_key = app.config["CLIENT_KEY"]
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client_secret = app.config["CLIENT_SECRET"]
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oauth = OAuth1Session(
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client_key,
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client_secret=client_secret,
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resource_owner_key=session["owner_key"],
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resource_owner_secret=session["owner_secret"],
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)
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proxies = get_edit_proxy()
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return oauth.post(api_url, data=params, timeout=4, proxies=proxies)
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def raw_request(params: typing.Mapping[str, str | int]) -> requests.Response:
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"""Low-level API request."""
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app = current_app
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# url = "https://www.wikidata.org/w/api.php?" + urlencode(params)
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client_key = app.config["CLIENT_KEY"]
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client_secret = app.config["CLIENT_SECRET"]
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if "owner_key" not in session or "owner_secret" not in session:
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raise LoginNeeded
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oauth = OAuth1Session(
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client_key,
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client_secret=client_secret,
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resource_owner_key=session["owner_key"],
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resource_owner_secret=session["owner_secret"],
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)
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proxies = get_edit_proxy()
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return oauth.get(
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api_url + "?" + urllib.parse.urlencode(params), timeout=4, proxies=proxies
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)
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def api_request(params: typing.Mapping[str, str | int]) -> dict[str, typing.Any]:
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"""Make an API request with OAuth."""
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r = raw_request(params)
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try:
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return cast(dict[str, typing.Any], r.json())
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except Exception:
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print("text")
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print(r.text)
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print("---")
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raise
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def get_token() -> str:
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"""Get CSRF tokebn from MediaWiki API."""
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params: dict[str, str | int] = {
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"action": "query",
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"meta": "tokens",
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"format": "json",
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"formatversion": 2,
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}
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reply = api_request(params)
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token: str = reply["query"]["tokens"]["csrftoken"]
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return token
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def userinfo_call() -> typing.Mapping[str, typing.Any]:
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"""Request user information via OAuth."""
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params = {"action": "query", "meta": "userinfo", "format": "json"}
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return api_request(params)
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def get_username() -> None | str:
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"""Get the username or None if not logged in."""
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if "owner_key" not in session:
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return None # not authorized
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if "username" not in session:
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reply = userinfo_call()
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if "query" not in reply:
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return None
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session["username"] = reply["query"]["userinfo"]["name"]
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return cast(str, session["username"])
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