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Browse files- main.py +97 -0
- requirements.txt +6 -0
main.py
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from fastapi import FastAPI
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from fastapi.responses import FileResponse, JSONResponse
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from pydantic import BaseModel
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import uuid
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import os
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import glob
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import re
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import pypandoc
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app = FastAPI()
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# Control de descargas por archivo
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descargas = {}
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class MarkdownInput(BaseModel):
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content: str
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def limpiar_lineas_hr(markdown_text: str) -> str:
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return re.sub(r'^\s*---\s*$', '\n', markdown_text, flags=re.MULTILINE)
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def save_markdown_to_file(content: str, path: str):
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with open(path, "w", encoding="utf-8") as f:
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f.write(content)
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def convert_markdown_to_docx(input_md: str, output_docx: str):
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pypandoc.convert_file(
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source_file=input_md,
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to="docx",
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format="md",
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outputfile=output_docx,
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extra_args=["--mathjax"]
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)
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def limpieza():
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for ext in ["*.docx", "*.md"]:
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for file in glob.glob(ext):
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try:
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os.remove(file)
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except Exception as e:
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print(f"No se pudo eliminar {file}: {e}")
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@app.post("/convert/")
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def convert(data: MarkdownInput):
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try:
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limpieza()
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uid = str(uuid.uuid4())
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input_md = f"{uid}.md"
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output_docx = f"{uid}.docx"
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contenido_limpio = limpiar_lineas_hr(data.content)
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save_markdown_to_file(contenido_limpio, input_md)
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convert_markdown_to_docx(input_md, output_docx)
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os.remove(input_md)
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descargas[uid] = 0
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return {"message": "Archivo generado exitosamente", "url": f"/download/{uid}"}
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except Exception as e:
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return JSONResponse(content={"error": str(e)}, status_code=500)
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@app.get("/download/{file_id}")
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def download(file_id: str):
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output_docx = f"{file_id}.docx"
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if not os.path.exists(output_docx):
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return JSONResponse(
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content={"error": "El archivo no existe o ya fue eliminado."},
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status_code=404
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)
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if file_id not in descargas:
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return JSONResponse(
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content={"error": "ID de archivo no válido."},
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status_code=400
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)
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if descargas[file_id] >= 2:
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os.remove(output_docx)
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del descargas[file_id]
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return JSONResponse(
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content={"error": "El archivo ya no está disponible. Genere uno nuevo."},
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status_code=410
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)
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descargas[file_id] += 1
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return FileResponse(
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path=output_docx,
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filename="material_educativo.docx",
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media_type="application/vnd.openxmlformats-officedocument.wordprocessingml.document",
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)
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requirements.txt
ADDED
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@@ -0,0 +1,6 @@
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| 1 |
+
fastapi
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+
uvicorn
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+
pydantic
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+
pypandoc
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+
markdown
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beautifulsoup4
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