api/endpoints/LyricSearch.py
2024-08-10 22:49:00 -04:00

111 lines
3.5 KiB
Python

#!/usr/bin/env python3.12
import importlib
import urllib.parse
import regex
import logging
from typing import Any, Annotated
from fastapi import FastAPI, Form, HTTPException
from pydantic import BaseModel
class ValidRequest(BaseModel):
a: str | None = None
s: str | None = None
t: str | None = None
sub: str | None = None
extra: bool | None = False
src: str | None = None
class LyricSearch(FastAPI):
def __init__(self, app: FastAPI, util, constants):
self.app = app
self.util = util
self.constants = constants
self.lyrics_engine = importlib.import_module("lyrics_engine").LyricsEngine()
self.endpoint_name = "/search/"
self.search_method_order = [
666,
1,
8,
2,
3
]
self.acceptable_request_sources = [
"WEB",
"IRC-MS",
"IRC-FS",
"IRC-KALI",
"DISC-ACES",
"DISC-HAVOC",
"LIMNORIA-SHARED"
]
app.add_api_route(self.endpoint_name, self.search_handler, methods=["POST"])
async def search_handler(self, data: ValidRequest):
print(f"HI, DATA:\n{data}")
src = data.src.upper()
if not(src in self.acceptable_request_sources):
raise HTTPException(detail="Invalid request source", status_code=403)
searchArtist = data.a
searchSong = data.s
searchText = data.t
addExtras = data.extra
subSearch = data.sub
searchObject = None
random_song_requested = (searchArtist == "!" and searchSong == "!")
query_valid = (
not(searchArtist is None) and
not(searchSong is None) and
len(searchArtist) >= 1 and
len(searchSong) >= 1 and
len(searchArtist) + len(searchSong) >= 3
)
if not(random_song_requested) and not(query_valid):
logging.debug(f"DEBUG!\nsearchSong: {searchSong}\nsearchArtist: {searchArtist}")
return {
"err": True,
"errorText": "Invalid parameters"
}
if searchArtist and searchSong:
searchArtist = self.constants.DOUBLE_SPACE_REGEX.sub(" ", searchArtist.strip())
searchSong = self.constants.DOUBLE_SPACE_REGEX.sub(" ", searchSong.strip())
searchArtist = urllib.parse.unquote(searchArtist)
searchSong = urllib.parse.unquote(searchSong)
if searchText is None:
searchObject = self.lyrics_engine.create_query_object("%s : %s" % (searchArtist, searchSong))
if subSearch:
searchObject = self.lyrics_engine.create_query_object("%s : %s : %s" % (searchArtist, searchSong, subSearch))
searchWorker = await self.lyrics_engine.lyrics_worker(searching=searchObject,
method_order=self.search_method_order,
recipient='anyone')
if not(searchWorker) or not('l') in searchWorker.keys():
return {
'err': True,
'errorText': 'Sources exhausted, lyrics not located.'
}
return {
'err': False,
'artist': searchWorker['artist'],
'song': searchWorker['song'],
'combo_lev': f'{searchWorker['combo_lev']:.2f}',
'lyrics': regex.sub(r"\s/\s", "<br>", " ".join(searchWorker['l'])),
'from_cache': searchWorker['method'].strip().lower().startswith("local cache"),
'src': searchWorker['method'] if addExtras else None,
}