#!/usr/bin/env python # coding: utf-8 # Imports import json import os import time import gradio as gr import tweepy # Twitter keys consumer_token = os.getenv('CONSUMER_TOKEN') consumer_secret = os.getenv('CONSUMER_SECRET') my_access_token = os.getenv('ACCESS_TOKEN') my_access_secret = os.getenv('ACCESS_SECRET') bearer = os.getenv('BEARER') html_data = '''

WatchTower 🐦🚧

Block Unfavorable Tweets From Your Feed

Scroll down to use WatchTower 1.0. ⬇ WatchTower is a tool that identifies hate speech, misinformation, and extremist content and blocks it from your Twitter feed. WatchTower blocks content based on it's current database, so make sure to come back regullary to ensure you're up to date! WatchTower is simple to use: first scroll down the page and click the 'sign in with Twitter' button, then you'll be taken to the Twitter website and asked to verify yourself, after this you'll be taken back here, then simply scroll down to the botton of the page and click run!

''' # Imports import json import os import time import gradio as gr import tweepy # Setup the gradio block and add some generic CSS block = gr.Blocks(css="", title="WatchTower") # Chat history variable used for the chatbot prompt on the 'getting started' page. chat_history = [] def get_client_from_tokens(oauth_verifier, oauth_token): ''' This function is used for generating a Tweepy client object based on Oauth verifier and token paramiters :param oauth_verifier: :param oauth_token: :return: A Tweepy client object ''' new_oauth1_user_handler = tweepy.OAuth1UserHandler( consumer_token, consumer_secret, callback="https://hf.space/embed/User1342/WatchTower/" ) new_oauth1_user_handler.request_token = { "oauth_token": oauth_token, "oauth_token_secret": consumer_secret } access_token, access_token_secret = new_oauth1_user_handler.get_access_token( oauth_verifier ) their_client = tweepy.Client( bearer_token=bearer, consumer_key=consumer_token, consumer_secret=consumer_secret, access_token=access_token, access_token_secret=access_token_secret ) # TODO: The below is not necessary and can be removed. global client client = their_client return their_client def block_users(client, threshold, dataset): ''' Used for blocking a series of users based on the threshold and datasets provided. Here the users folder is used. TODO: Datasets not implemented. :param client: :param threshold: :param dataset: :return: The number of blocked users. ''' num_users_blocked = 0 for filename in os.listdir("users"): filename = os.path.join("users", filename) print("File {} open".format(filename)) user_file = open(filename, "r") users = json.load(user_file) for user in users: print("Reviewing user {}".format(user)) if user["threshold"] >= threshold: user_id = str(user["username"]) finished = False while not finished: try: print("preparing to block {}".format(user_id)) client.block(target_user_id=user_id) print("User blocked") except tweepy.errors.TooManyRequests as e: print("time out error") print(e) finished = True # time.sleep(240) continue except tweepy.errors.BadRequest as e: print("bad request error") print(e) finished = True continue except: time.sleep(240) continue time.sleep(1) finished = True me = client.get_me() print("{} blocked {}".format(me.data["username"], user)) num_users_blocked = num_users_blocked + 1 return num_users_blocked def chat(selected_option=None, radio_score=None, url_params=None): ''' This function is used to initialise blocking users once the user has authenticated with Twitter. :param selected_option: :param radio_score: :param url_params: :return: the chatbot history is returned (including information on blocked accounts). ''' global client global chat_history history = [] # app id if "oauth_verifier" in url_params and "oauth_token" in url_params and client is None: client = get_client_from_tokens(url_params["oauth_verifier"], url_params["oauth_token"]) if radio_score != None and selected_option != None: if client != None: history.append( ["Model tuned to a '{}%' threshold and is using the '{}' dataset.".format(radio_score, selected_option), "{} Account blocking initialised".format(str(selected_option).capitalize())]) num_users_blocked = block_users(client, radio_score, selected_option) history.append( ["Blocked {} user account(s).".format(num_users_blocked), "Thank you for using Watchtower."]) elif radio_score != None or selected_option != None: chat_history.append(["Initialisation error!", "Please tune the model by using the above options"]) history = chat_history + history chatbot.value = history chatbot.update(value=history) client = None return history def infer(prompt): pass have_initialised = False client = None name = None def button_pressed(slider_value, url_params): # print(url_params) return [None, chat(radio.value, slider_value, url_params)] # The website that the user will visit to authenticate WatchTower. target_website = None def update_target_website(): ''' Updates the URL used to authenticate WatchTower with Twitter. #TODO this function is full of old code and can be optimised. :return: ''' global have_initialised global chatbot global chat_history global client global name client = None name = "no username" chat_history = [ ["Welcome to Watchtower.".format(name), "Log in via Twitter and configure your blocking options above."]] chatbot.value = chat_history chatbot.update(value=chat_history) twitter_auth_button.value = '

'.format( get_target_website()) twitter_auth_button.update( value='

'.format( get_target_website())) return '

'.format( get_target_website()) # The below is a JS blob used to retrieve the URL params. # Thanks to here: https://discuss.huggingface.co/t/hugging-face-and-gradio-url-paramiters/21110/2 get_window_url_params = """ function(text_input, url_params) { console.log(text_input, url_params); const params = new URLSearchParams(window.location.search); url_params = Object.fromEntries(params); return [text_input, url_params]; } """ def get_target_website(): ''' A wrapper function used for retrieving the URL a user will use to authenticate WatchTower with Twitter. :return: ''' oauth1_user_handler = tweepy.OAuth1UserHandler( consumer_token, consumer_secret, callback="https://hf.space/embed/User1342/WatchTower/" ) target_website = oauth1_user_handler.get_authorization_url(signin_with_twitter=True) return target_website # The Gradio HTML component used for the 'sign in with Twitter' button # The main chunk of code that uses Gradio blocks to create the UI html_button = None with block: gr.HTML(''' ''') # todo check if user signed in user_message = "Log in via Twitter and configure your blocking options above." chat_history.append(["Welcome to Watchtower.", user_message]) gr.HTML(value=html_data) with gr.Group(): with gr.Row().style(mobile_collapse=False, equal_height=True): gr.HTML(value=r' Markdown Monster icon

').style( ) with gr.Box(): #gr.Label(value="WatchTower", visible=True, interactive=False) url_params = gr.JSON({}, visible=False, label="URL Params").style( ) text_input = gr.Text(label="Input", visible=False).style( rounded=(False, True, True, False), ) text_output = gr.Text(label="Output", visible=False).style( rounded=(False, True, True, False), ) html_button = twitter_auth_button = gr.HTML( value='

'.format( get_target_website())).style( ) with gr.Row().style(mobile_collapse=True, equal_height=True): radio = gr.CheckboxGroup(value="Violent", choices=["Violent", "Hate Speech", "Misinformation"], interactive=False, label="Behaviour To Block").style( rounded=(False, True, True, False), ) slider = gr.Slider(value=5, interactive=True, label="Threshold Confidence Tolerance") chatbot = gr.Chatbot(value=chat_history, label="Watchtower Output").style( rounded=(False, True, True, False), ) btn = gr.Button("Run WatchTower").style( margin=False, rounded=(False, True, True, False), full_width=True ) btn.click(fn=button_pressed, inputs=[slider, url_params], outputs=[text_output, chatbot], _js=get_window_url_params) gr.Markdown( """___

Created by James Stevenson

""" ) # Setup callback for when page loads (used to set a new Twitter auth target webspage) block.__enter__() block.set_event_trigger( event_name="load", fn=update_target_website, inputs=None, outputs=[html_button], no_target=True ) # Launcg the page block.launch(favicon_path="https://www.jamesstevenson.me/wp-content/uploads/2022/08/Untitled-design-32.png")

WatchTower 🐦🚧

Block Unfavorable Tweets From Your Feed

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