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gh-christianlouis-docuelevate/app/main.py
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2025-03-25 12:23:21 +01:00

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Python

#!/usr/bin/env python3
import os
from fastapi import FastAPI, HTTPException, UploadFile, File
from starlette.middleware.sessions import SessionMiddleware
from starlette.middleware.proxy_headers import ProxyHeadersMiddleware
from starlette.config import Config
from app.config import settings
from app.tasks.upload_to_s3 import upload_to_s3
from app.tasks.upload_to_dropbox import upload_to_dropbox
from app.tasks.upload_to_paperless import upload_to_paperless
from app.tasks.upload_to_nextcloud import upload_to_nextcloud
from app.tasks.send_to_all import send_to_all_destinations
from app.frontend import router as frontend_router
from app.auth import router as auth_router
# Load configuration from .env for the session key
config = Config(".env")
SESSION_SECRET = config("SESSION_SECRET", default="YOUR_DEFAULT_SESSION_SECRET_MUST_BE_32_CHARS_OR_MORE")
app = FastAPI(title="Document Processing API")
# Add ProxyHeadersMiddleware so that FastAPI uses the proper forwarded headers (e.g., X-Forwarded-Proto)
app.add_middleware(ProxyHeadersMiddleware)
# Add session middleware (needed for storing user sessions)
app.add_middleware(SessionMiddleware, secret_key=SESSION_SECRET)
@app.get("/")
def root():
return {"message": "Document Processing API"}
@app.post("/process/")
def process(file_path: str):
"""
API Endpoint to start document processing.
This enqueues the first task (upload_to_s3), which handles the full pipeline.
"""
if not os.path.isabs(file_path):
file_path = os.path.join(settings.workdir, file_path)
if not os.path.exists(file_path):
raise HTTPException(status_code=400, detail=f"File {file_path} not found.")
task = upload_to_s3.delay(file_path)
return {"task_id": task.id, "status": "queued"}
@app.post("/send_to_dropbox/")
def send_to_dropbox(file_path: str):
if not os.path.isabs(file_path):
file_path = os.path.join(settings.workdir, 'processed', file_path)
if not os.path.exists(file_path):
raise HTTPException(status_code=400, detail=f"File {file_path} not found.")
task = upload_to_dropbox.delay(file_path)
return {"task_id": task.id, "status": "queued"}
@app.post("/send_to_paperless/")
def send_to_paperless(file_path: str):
if not os.path.isabs(file_path):
file_path = os.path.join(settings.workdir, 'processed', file_path)
if not os.path.exists(file_path):
raise HTTPException(status_code=400, detail=f"File {file_path} not found.")
task = upload_to_paperless.delay(file_path)
return {"task_id": task.id, "status": "queued"}
@app.post("/send_to_nextcloud/")
def send_to_nextcloud(file_path: str):
if not os.path.isabs(file_path):
file_path = os.path.join(settings.workdir, 'processed', file_path)
if not os.path.exists(file_path):
raise HTTPException(status_code=400, detail=f"File {file_path} not found.")
task = upload_to_nextcloud.delay(file_path)
return {"task_id": task.id, "status": "queued"}
@app.post("/send_to_all_destinations/")
def send_to_all_destinations_endpoint(file_path: str):
"""
Call the aggregator task that sends this file to dropbox, nextcloud, and paperless.
"""
if not os.path.isabs(file_path):
file_path = os.path.join(settings.workdir, 'processed', file_path)
if not os.path.exists(file_path):
raise HTTPException(status_code=400, detail=f"File {file_path} not found.")
task = send_to_all_destinations.delay(file_path)
return {"task_id": task.id, "status": "queued", "file_path": file_path}
@app.post("/processall")
def process_all_pdfs_in_workdir():
"""
Finds all .pdf files in <workdir>/processed
and enqueues them for upload_to_s3.
"""
target_dir = settings.workdir
if not os.path.exists(target_dir):
raise HTTPException(status_code=400, detail=f"Directory {target_dir} does not exist.")
pdf_files = []
for filename in os.listdir(target_dir):
if filename.lower().endswith(".pdf"):
pdf_files.append(filename)
if not pdf_files:
return {"message": "No PDF files found in processed directory."}
task_ids = []
for pdf in pdf_files:
file_path = os.path.join(target_dir, pdf)
from app.tasks.upload_to_s3 import upload_to_s3
task = upload_to_s3.delay(file_path)
task_ids.append(task.id)
return {
"message": f"Enqueued {len(pdf_files)} PDFs to upload_to_s3",
"pdf_files": pdf_files,
"task_ids": task_ids
}
@app.post("/ui-upload")
async def ui_upload(file: UploadFile = File(...)):
workdir = "/workdir"
target_path = os.path.join(workdir, file.filename)
try:
with open(target_path, "wb") as f:
content = await file.read()
f.write(content)
except Exception as e:
raise HTTPException(status_code=500, detail=f"Failed to save file: {e}")
task = upload_to_s3.delay(target_path)
return {"task_id": task.id, "status": "queued"}
# Include the frontend and auth routers
app.include_router(frontend_router)
app.include_router(auth_router)