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fileuploader

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coollsd commited on Sep 19, 2024

Commit

999a043

verified ·

1 Parent(s): 498c9ed

Update app.py

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Files changed (1) hide show

app.py +78 -11

app.py CHANGED Viewed

@@ -1,12 +1,18 @@
-from fastapi import FastAPI, File, UploadFile, Request
 from fastapi.responses import HTMLResponse, JSONResponse, StreamingResponse
 import requests
-import time
 import asyncio
 from typing import Dict
 app = FastAPI()
 HTML_CONTENT = """
 <!DOCTYPE html>
 <html lang="en">
@@ -612,29 +618,88 @@ HTML_CONTENT = """
 async def index():
     return HTML_CONTENT
-@app.post("/upload")
-async def handle_upload(file: UploadFile = File(...)):
-    if not file.filename:
-        return JSONResponse(content={"error": "No file selected."}, status_code=400)
     cookies = await get_cookies()
     if 'csrftoken' not in cookies or 'sessionid' not in cookies:
         return JSONResponse(content={"error": "Failed to obtain necessary cookies"}, status_code=500)
-    upload_result = await initiate_upload(cookies, file.filename, file.content_type)
     if not upload_result or 'upload_url' not in upload_result:
         return JSONResponse(content={"error": "Failed to initiate upload"}, status_code=500)
-    file_content = await file.read()
-    upload_success = await retry_upload(upload_result['upload_url'], file_content, file.content_type)
     if not upload_success:
         return JSONResponse(content={"error": "File upload failed after multiple attempts"}, status_code=500)
     original_url = upload_result['serving_url']
     mirrored_url = f"/rbxg/{original_url.split('/pbxt/')[1]}"
     return JSONResponse(content={"url": mirrored_url})
 @app.get("/rbxg/{path:path}")
 async def handle_video_stream(path: str, request: Request):
     original_url = f'https://replicate.delivery/pbxt/{path}'
@@ -738,7 +803,8 @@ async def upload_file(upload_url: str, file_content: bytes, content_type: str) -
         return False
 async def retry_upload(upload_url: str, file_content: bytes, content_type: str, max_retries: int = 5, delay: int = 1) -> bool:
-    while True:
         try:
             success = await upload_file(upload_url, file_content, content_type)
             if success:
@@ -749,5 +815,6 @@ async def retry_upload(upload_url: str, file_content: bytes, content_type: str,
         await asyncio.sleep(delay)
         delay = min(delay * 2, 60)  # Exponential backoff, capped at 60 seconds
     return False

+from fastapi import FastAPI, File, UploadFile, Request, Form
 from fastapi.responses import HTMLResponse, JSONResponse, StreamingResponse
+from fastapi.staticfiles import StaticFiles
 import requests
 import asyncio
 from typing import Dict
+import os
+import shutil
 app = FastAPI()
+# Directory to store temporary chunks and final files
+UPLOAD_DIR = "uploads"
+os.makedirs(UPLOAD_DIR, exist_ok=True)
 HTML_CONTENT = """
 <!DOCTYPE html>
 <html lang="en">
 async def index():
     return HTML_CONTENT
+@app.post("/upload_chunk")
+async def upload_chunk(
+    fileId: str = Form(...),
+    fileName: str = Form(...),
+    totalChunks: int = Form(..., gt=0),
+    chunkIndex: int = Form(..., ge=0),
+    chunkSize: int = Form(..., gt=0),
+    chunkData: UploadFile = File(...)
+):
+    """
+    Endpoint to handle each chunk upload.
+    """
+    # Create a temporary directory based on fileId to store chunks
+    temp_dir = os.path.join(UPLOAD_DIR, fileId)
+    os.makedirs(temp_dir, exist_ok=True)
+    chunk_file_path = os.path.join(temp_dir, f"chunk_{chunkIndex}")
+    # Save the chunk to the temporary directory
+    with open(chunk_file_path, "wb") as f:
+        content = await chunkData.read()
+        f.write(content)
+    return {"status": "chunk received"}
+@app.post("/finalize_upload")
+async def finalize_upload(data: Dict):
+    fileId = data.get('fileId')
+    fileName = data.get('fileName')
+    temp_dir = os.path.join(UPLOAD_DIR, fileId)
+    if not os.path.exists(temp_dir):
+        return JSONResponse(content={"error": "Upload session does not exist"}, status_code=400)
+    # Get list of chunk files and sort them
+    chunk_files = [os.path.join(temp_dir, f) for f in os.listdir(temp_dir) if f.startswith('chunk_')]
+    if not chunk_files:
+        return JSONResponse(content={"error": "No chunks found for this file"}, status_code=400)
+    chunk_files.sort(key=lambda x: int(os.path.basename(x).split("_")[-1]))
+    # Combine chunks into the final file
+    final_file_path = os.path.join(temp_dir, fileName)
+    with open(final_file_path, "wb") as outfile:
+        for chunk_file in chunk_files:
+            with open(chunk_file, "rb") as infile:
+                outfile.write(infile.read())
+    # Proceed with your existing upload logic using 'final_file_path'
+    # For example, read the file and upload to external service
+    # Read the combined file content
+    with open(final_file_path, "rb") as f:
+        file_content = f.read()
+    # Obtain cookies and initiate upload as before
     cookies = await get_cookies()
     if 'csrftoken' not in cookies or 'sessionid' not in cookies:
         return JSONResponse(content={"error": "Failed to obtain necessary cookies"}, status_code=500)
+    # Get the content type based on the file extension
+    content_type = get_content_type(fileName)
+    upload_result = await initiate_upload(cookies, fileName, content_type)
     if not upload_result or 'upload_url' not in upload_result:
         return JSONResponse(content={"error": "Failed to initiate upload"}, status_code=500)
+    upload_success = await retry_upload(upload_result['upload_url'], file_content, content_type)
     if not upload_success:
         return JSONResponse(content={"error": "File upload failed after multiple attempts"}, status_code=500)
     original_url = upload_result['serving_url']
     mirrored_url = f"/rbxg/{original_url.split('/pbxt/')[1]}"
+    # Optionally, remove the temporary directory
+    shutil.rmtree(temp_dir)
     return JSONResponse(content={"url": mirrored_url})
+def get_content_type(filename: str) -> str:
+    import mimetypes
+    return mimetypes.guess_type(filename)[0] or 'application/octet-stream'
 @app.get("/rbxg/{path:path}")
 async def handle_video_stream(path: str, request: Request):
     original_url = f'https://replicate.delivery/pbxt/{path}'
         return False
 async def retry_upload(upload_url: str, file_content: bytes, content_type: str, max_retries: int = 5, delay: int = 1) -> bool:
+    retries = 0
+    while retries < max_retries:
         try:
             success = await upload_file(upload_url, file_content, content_type)
             if success:
         await asyncio.sleep(delay)
         delay = min(delay * 2, 60)  # Exponential backoff, capped at 60 seconds
+        retries += 1
     return False