113 lines
4.2 KiB
Python
113 lines
4.2 KiB
Python
import shutil, magic, re
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from os import listdir, remove
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from os.path import abspath, dirname, exists
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from fastapi import FastAPI, Request, UploadFile, File, Header
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from fastapi.responses import HTMLResponse, PlainTextResponse, RedirectResponse
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from fastapi.staticfiles import StaticFiles
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from fastapi.templating import Jinja2Templates
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# file class
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class _File:
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def __init__(self, name: str, fileType: str, content=None):
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self.name = name
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self.fileType = fileType
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self.content = content if content is not None else ''
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# File list generator with filetype assignemt and content reading for previews
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def file_list_generator(path: str, file_list: list[str]):
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files = []
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for file in file_list:
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file_type = magic.from_file(f"{path}{file}", mime=True)
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if re.search("^image/.*", file_type):
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_file = _File(file, "image")
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elif re.search("^video/.*", file_type):
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_file = _File(file, "video")
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elif re.search("^text/.*", file_type):
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with open(f"{path}{file}") as f:
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content = f.read()
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_file = _File(file, "text", content)
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elif file_type == 'application/json':
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with open(f"{path}{file}") as f:
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content = f.read()
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_file = _File(file, "text", content)
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else:
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_file = _File(file, "else")
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files.append(_file)
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return files
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# Load jinja2 for templating
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templates = Jinja2Templates(directory="templates")
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# Create fastapi template
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app = FastAPI()
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# Mount all uploaded files at the /files path
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app.mount("/files", StaticFiles(directory="upload"), name='upload')
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# Mount static files like css
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app.mount("/static", StaticFiles(directory="static"), name='static')
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# show the homepage when just getting the website
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@app.get("/", response_class=HTMLResponse)
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async def index(request: Request, user_agent: str | None = Header(default=None)):
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if re.search("^curl/.*", str(user_agent)):
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return PlainTextResponse("It fucking works!\n")
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else:
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context = {'request': request, "user_agent": user_agent}
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return templates.TemplateResponse("index.html", context)
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# get the file user want's to upload and save it
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@app.post("/")
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async def upload( request: Request, file: UploadFile = File(...), user_agent: str | None = Header(default=None)):
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file_location = f"upload/{file.filename}"
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if exists(file_location):
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context = f'''File: "{request.url._url}files/{file.filename}" already exists on the server!
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Please rename the file or delete the one on the server\n'''
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return PlainTextResponse(context)
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with open(file_location, "wb+") as file_object:
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shutil.copyfileobj(file.file, file_object)
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if re.search("^curl/.*", str(user_agent)):
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return PlainTextResponse(f"{request.url._url}files/{file.filename}\n")
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else:
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return {"filename": file.filename, "path": f"{request.url._url}files/{file.filename}"}
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# show the files page with the list of all files or if run with curl list all files in url format
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@app.get("/files")
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async def files( request: Request, user_agent: str | None = Header(default=None)):
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path = f"{dirname(abspath(__file__))}/upload/"
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file_list = listdir(path)
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files = file_list_generator(path, file_list)
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context = { 'request': request, "files": files}
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if re.search("^curl/.*", str(user_agent)):
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context = ""
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for file in files:
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context += f"{request.url._url}/{file.name}\n"
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return PlainTextResponse(f"{context}")
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else:
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return templates.TemplateResponse("files.html", context)
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# delete specific file when getting this request
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@app.get("/delete/{file}")
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async def delete(request: Request, file: str, user_agent: str | None = Header(default=None)):
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file_path = f"{dirname(abspath(__file__))}/upload/{file}"
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if exists(file_path):
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remove(file_path)
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if re.search("^curl/.*", str(user_agent)):
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return PlainTextResponse(f"file {file} doesn't exist on the server\n")
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else:
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return RedirectResponse(request.url_for('files'))
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if re.search("^curl/.*", str(user_agent)):
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return PlainTextResponse(f"file {file} doesn't exist on the server\n")
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else:
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return RedirectResponse(request.url_for('files'))
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