Reply script

reply.py

import argparse
from requests_html import HTMLSession

USERNAME = ""
PASSWORD = ""
CAPTCHA_CODE = ""


class Main:
    def __init__(self):
        parser = argparse.ArgumentParser()
        parser.add_argument("-topic", type=int, required=True, dest="topic_id")
        parser.add_argument("-file", type=str, required=True, dest="file")
        args = parser.parse_args()
        assert self.file_exists(args.file) is True, "Couldn't locate specified file"
        self.session = self.login(USERNAME, PASSWORD, CAPTCHA_CODE)
        self.post(topic_id, open(args.file).read())

    @staticmethod
    def file_exists(filename):
        try:
            open(filename, "r").read()
            return True
        except FileNotFoundError:
            return False

    @staticmethod
    def login(username, password, captcha_code):
        session = HTMLSession()
        login_uri = "https://bitcointalk.org/index.php?action=login2;ccode={}".format(
            captcha_code
        )
        r = session.post(login_uri, data={"user": username, "passwrd": password})
        assert r.status_code is 200 and "logout" in r.text
        return session

    def post(self, topic, reply):
        resp = self.session.get(
            "https://bitcointalk.org/index.php?action=post;topic={}.0".format(topic)
        )
        data = {
            "topic": resp.html.xpath("//input[@name='topic']/@value"),
            "subject": resp.html.xpath("//input[@name='subject']/@value"),
            "message": reply,
            "sc": resp.html.xpath("//input[@name='sc']/@value"),
            "seqnum": resp.html.xpath("//input[@name='seqnum']/@value"),
        }
        self.session.post(
            "https://bitcointalk.org/index.php?action=post2;topic={}.0".format(topic),
            data=data,
        )
        return


Main()