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[Units] Add and use search_wiki function
[Discord] Replace process_wiki method in Search cog
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
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| import re | ||
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| import aiohttp | ||
| from bs4 import BeautifulSoup | ||
| from pydantic import BaseModel | ||
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| class WikiArticle(BaseModel): | ||
| title: str | ||
| url: str | ||
| extract: str | ||
| image_url: str | None | ||
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| async def search_wiki( | ||
| url: str, | ||
| search: str, | ||
| *, | ||
| aiohttp_session: aiohttp.ClientSession | None = None, | ||
| random: bool = False, | ||
| redirect: bool = True | ||
| ) -> WikiArticle: | ||
| # TODO: Add User-Agent | ||
| # TODO: Use textwrap | ||
| if aiohttp_session_not_passed := (aiohttp_session is None): | ||
| aiohttp_session = aiohttp.ClientSession() | ||
| try: | ||
| if random: | ||
| async with aiohttp_session.get( | ||
| url, params = { | ||
| "action": "query", "list": "random", "rnnamespace": 0, | ||
| "format": "json" | ||
| } | ||
| ) as resp: | ||
| data = await resp.json() | ||
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| search = data["query"]["random"][0]["title"] | ||
| else: | ||
| async with aiohttp_session.get( | ||
| url, params = { | ||
| "action": "query", "list": "search", "srsearch": search, | ||
| "srinfo": "suggestion", "srlimit": 1, "format": "json" | ||
| } | ||
| ) as resp: | ||
| data = await resp.json() | ||
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| if search := data["query"]["search"]: | ||
| search = search[0]["title"] | ||
| elif not ( | ||
| search := data["query"].get("searchinfo", {}).get("suggestion") | ||
| ): | ||
| raise ValueError("Page not found") | ||
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| async with aiohttp_session.get( | ||
| url, params = { | ||
| "action": "query", "redirects": "", | ||
| "prop": "info|extracts|pageimages", "titles": search, | ||
| "inprop": "url", "exintro": "", "explaintext": "", | ||
| "pithumbsize": 9000, "pilicense": "any", "format": "json" | ||
| } # TODO: Use exchars? | ||
| ) as resp: | ||
| data = await resp.json() | ||
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| if "pages" not in data["query"]: | ||
| raise ValueError("Error") # TODO: More descriptive error | ||
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| page_id = list(data["query"]["pages"].keys())[0] | ||
| page = data["query"]["pages"][page_id] | ||
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| if "missing" in page: | ||
| raise ValueError("Page not found") | ||
| elif "invalid" in page: | ||
| raise ValueError(page["invalidreason"]) | ||
| elif redirect and "redirects" in data["query"]: | ||
| await search_wiki( | ||
| url, data["query"]["redirects"][-1]["to"], | ||
| aiohttp_session = aiohttp_session, | ||
| redirect = False | ||
| ) | ||
| # TODO: Handle section links/tofragments | ||
| else: | ||
| thumbnail = data["query"]["pages"][page_id].get("thumbnail") | ||
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| if "extract" not in page: | ||
| async with aiohttp_session.get( | ||
| url, params = { | ||
| "action": "parse", "page": search, "prop": "text", | ||
| "format": "json" | ||
| } | ||
| ) as resp: | ||
| data = await resp.json() | ||
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| p = BeautifulSoup( | ||
| data["parse"]["text"]['*'], "lxml" | ||
| ).body.div.find_all('p', recursive = False) | ||
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| first_p = p[0] | ||
| if first_p.aside: | ||
| first_p.aside.clear() | ||
| extract = first_p.get_text() | ||
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| if len(p) > 1: | ||
| second_p = p[1] | ||
| extract += '\n' + second_p.get_text() | ||
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| extract = re.sub( | ||
| r"\n\s*\n", "\n\n", | ||
| extract if len(extract) <= 512 | ||
| else extract[:512] + "..." | ||
| ) | ||
| else: | ||
| extract = re.sub( | ||
| r"\s+ \s+", ' ', | ||
| page["extract"] if len(page["extract"]) <= 512 | ||
| else page["extract"][:512] + "..." | ||
| ) | ||
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| return WikiArticle( | ||
| title = page["title"], | ||
| url = page["fullurl"], # TODO: Use canonicalurl? | ||
| extract = extract, | ||
| image_url = ( | ||
| thumbnail["source"].replace( | ||
| f"{thumbnail['width']}px", "1200px" | ||
| ) if thumbnail else None | ||
| ) | ||
| ) | ||
| finally: | ||
| if aiohttp_session_not_passed: | ||
| await aiohttp_session.close() | ||
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