80 lines
2.6 KiB
Python
80 lines
2.6 KiB
Python
# Copyright (C) 2020 by Thomas Lindner <tom@dl6tom.de>
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# Copyright (C) 2020 by Cathy Hu <cathy.hu@fau.de>
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#
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# SPDX-License-Identifier: 0BSD
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""" REST API endpoints for managing badwords.
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Provides API endpoints for adding, removing and reading regular expressions that block a
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received message to be dropped by a censor. This provides a message filter customizable
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by the hood admins.
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"""
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from fastapi import APIRouter, Depends, HTTPException, Response, status
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from kibicara.model import BadWord
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from kibicara.webapi.hoods import get_hood
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from ormantic.exceptions import NoMatch
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from pydantic import BaseModel
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from re import compile as regex_compile, error as RegexError
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from sqlite3 import IntegrityError
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class BodyBadWord(BaseModel):
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pattern: str
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async def get_badword(badword_id: int, hood=Depends(get_hood)):
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try:
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return await BadWord.objects.get(id=badword_id, hood=hood)
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except NoMatch:
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raise HTTPException(status_code=status.HTTP_404_NOT_FOUND)
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router = APIRouter()
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@router.get('/')
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async def badword_read_all(hood=Depends(get_hood)):
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""" Get all badwords of hood with id **hood_id**. """
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return await BadWord.objects.filter(hood=hood).all()
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@router.post('/', status_code=status.HTTP_201_CREATED)
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async def badword_create(
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values: BodyBadWord, response: Response, hood=Depends(get_hood)
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):
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""" Creates a new badword for hood with id **hood_id**.
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- **pattern**: Regular expression which is used to match a badword.
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"""
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try:
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regex_compile(values.pattern)
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badword = await BadWord.objects.create(hood=hood, **values.__dict__)
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response.headers['Location'] = '%d' % badword.id
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return badword
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except IntegrityError:
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raise HTTPException(status_code=status.HTTP_409_CONFLICT)
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except RegexError:
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raise HTTPException(status_code=status.HTTP_422_UNPROCESSABLE_ENTITY)
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@router.get('/{badword_id}')
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async def badword_read(badword=Depends(get_badword)):
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""" Reads badword with id **badword_id** for hood with id **hood_id**. """
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return badword
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@router.put('/{badword_id}', status_code=status.HTTP_204_NO_CONTENT)
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async def badword_update(values: BodyBadWord, badword=Depends(get_badword)):
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""" Updates badword with id **badword_id** for hood with id **hood_id**.
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- **pattern**: Regular expression which is used to match a badword
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"""
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await badword.update(**values.__dict__)
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@router.delete('/{badword_id}', status_code=status.HTTP_204_NO_CONTENT)
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async def badword_delete(badword=Depends(get_badword)):
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""" Deletes badword with id **badword_id** for hood with id **hood_id**. """
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await badword.delete()
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