84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
from typing import Optional
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from fastapi import FastAPI, HTTPException, Query
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from youtube_transcript_api import YouTubeTranscriptApi
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from youtube_transcript_api.formatters import SRTFormatter
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from youtube_transcript_api._errors import TranscriptsDisabled, NoTranscriptFound
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from yt_dlp import YoutubeDL
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app = FastAPI(
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title="YouTube Transcript & Metadata API",
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version="1.0.0"
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)
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def extract_video_id(url: str) -> str:
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import re
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match = re.search(r"(?:v=|youtu\.be/)([A-Za-z0-9_-]{11})", url)
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if not match:
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raise ValueError("URL inválida do YouTube")
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return match.group(1)
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@app.get("/get-transcript")
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def get_transcript(
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url: Optional[str] = Query(None, description="URL completa do vídeo"),
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videoId: Optional[str] = Query(None, alias="videoId", description="ID do vídeo no YouTube")
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):
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if not url and not videoId:
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raise HTTPException(status_code=400, detail="Informe 'url' ou 'videoId'")
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if url:
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try:
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video_id = extract_video_id(url)
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except ValueError as e:
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raise HTTPException(status_code=400, detail=str(e))
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else:
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video_id = videoId
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try:
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ytt_api = YouTubeTranscriptApi()
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result = ytt_api.fetch(video_id, languages=['pt'])
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formatter = SRTFormatter()
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if not result:
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raise NoTranscriptFound("Nenhuma transcrição encontrada para este vídeo")
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except TranscriptsDisabled:
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raise HTTPException(status_code=404, error="Transcrição desativada para este vídeo")
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except NoTranscriptFound:
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raise HTTPException(status_code=404, error="Nenhuma transcrição encontrada")
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except Exception as e:
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raise HTTPException(status_code=500, error=f"Erro ao obter transcrição: {e}")
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return {
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"video_id": video_id,
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"transcript": formatter.format_transcript(result),
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}
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@app.get("/get-video-metadata")
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def get_video_metadata(
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url: Optional[str] = Query(None, description="URL completa do vídeo"),
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videoId: Optional[str] = Query(None, alias="videoId", description="ID do vídeo no YouTube")
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):
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if not url and not videoId:
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raise HTTPException(status_code=400, detail="Informe 'url' ou 'videoId'")
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if url:
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target = url
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else:
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target = f"https://www.youtube.com/watch?v={videoId}"
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ydl_opts = {
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"quiet": True,
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"skip_download": True,
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"nocheckcertificate": True,
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"restrictfilenames": True,
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"simulate": True,
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"forcejson": True,
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}
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try:
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with YoutubeDL(ydl_opts) as ydl:
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info = ydl.extract_info(target, download=False)
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except Exception as e:
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raise HTTPException(status_code=500, detail=f"Erro ao extrair metadata: {e}")
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return info
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