First commit

.editorconfig

@@ -0,0 +1,16 @@
+# EditorConfig is awesome: http://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+charset = utf-8
+
+# 4 space indentation
+[*.py]
+indent_style = space
+indent_size = 4

.gitignore

@@ -0,0 +1,3 @@
+/.venv
+/.vscode
+__pycache__

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2022 Pablo Ferreiro
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

Procfile

@@ -0,0 +1 @@
+web: python web.py

README.md

@@ -0,0 +1,26 @@
+# SignTok
+Sign your TikTok urls easily.
+This is a port of [tiktok-signature](https://github.com/carcabot/tiktok-signature) to Python using Selenium and Selenium Stealth
+
+[![Deploy](https://www.herokucdn.com/deploy/button.svg)](https://heroku.com/deploy)
+
+## Installation
+```
+pip install -r requirements.txt
+```
+You also need to have Chrome installed
+
+## Usage
+For webserver:
+```
+python web.py
+```
+Then you can send a POST request to localhost:8080 with a raw/plain body containing the url
+
+For cli usage:
+```
+python cli.py
+```
+
+## TODO
+* Docker

TikTokSigner/Signer.py

@@ -0,0 +1,83 @@
+from os import getenv
+from time import sleep
+from selenium import webdriver
+from selenium_stealth import stealth
+from selenium.webdriver.chrome.options import Options
+from urllib import parse
+from TikTokSigner.Utils import Utils
+
+class Signer:
+    DEFAULT_URL = 'https://www.tiktok.com/@tiktok/?lang=en'
+    USER_AGENT = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (Windows NT 10.0; Win64; x64) Chrome/90.0.4430.85 Safari/537.36'
+    driver: webdriver.Chrome
+
+    signature = ''
+    xttparams = ''
+
+    def __init__(self):
+        options = Options()
+        path = getenv('GOOGLE_CHROME_BIN', '')
+        options._binary_location = path
+        options.add_argument("start-maximized")
+        options.add_argument("--headless")
+        options.add_experimental_option("excludeSwitches", ["enable-automation"])
+        options.add_experimental_option('useAutomationExtension', False)
+        options.add_argument('--disable-blink-features=AutomationControlled')
+        self.driver = webdriver.Chrome(options=options)
+        stealth(self.driver,
+            user_agent=self.USER_AGENT,
+            languages=["en-US", "en"],
+            vendor="Google Inc.",
+            platform="Win32",
+            webgl_vendor="Intel Inc.",
+            renderer="Intel Iris OpenGL Engine",
+            fix_hairline=True
+        )
+
+        self.driver.get(self.DEFAULT_URL)
+        sleep(2)
+
+        # Load scripts
+        with open('./js/signature.js') as f:
+            signature = f.read()
+
+        with open('./js/xttparams.js') as f:
+            xttparams = f.read()
+
+        self.driver.execute_script(signature)
+        self.driver.execute_script(xttparams)
+
+    def navigator(self)-> dict:
+        info = self.driver.execute_script("""
+            return {
+                deviceScaleFactor: window.devicePixelRatio,
+                user_agent: window.navigator.userAgent,
+                browser_language: window.navigator.language,
+                browser_platform: window.navigator.platform,
+                browser_name: window.navigator.appCodeName,
+                browser_version: window.navigator.appVersion,
+            }
+        """)
+        return info
+
+    def sign(self, url: str)-> dict:
+        fp = Utils.verify_fp()
+        # Add verifyFp to url
+        url += '&verifyFp=' + fp
+        signature = self.driver.execute_script('return window.byted_acrawler.sign(arguments[0])', {
+            url: url
+        })
+        signed_url = url + '&_signature=' + signature
+
+        # Get params of url as dict
+        params = dict(parse.parse_qsl(parse.urlsplit(url).query))
+        xttparams = self.driver.execute_script('return window.genXTTParams(arguments[0])', params)
+        return {
+            'signature': signature,
+            'verify_fp': fp,
+            'signed_url': signed_url,
+            'x-tt-params': xttparams
+        }
+
+    def cleanup(self):
+        self.driver.close()

TikTokSigner/Utils.py

@@ -0,0 +1,9 @@
+import time
+import random
+import string
+
+class Utils:
+    @staticmethod
+    def verify_fp()-> str:
+        # TODO, add proper verify fp method
+        return 'verify_5b161567bda98b6a50c0414d99909d4b'

app.json

@@ -0,0 +1,22 @@
+{
+    "name": "SignTok",
+    "description": "Sign TikTok requests",
+    "keywords": [
+        "tiktok",
+        "api",
+        "python"
+    ],
+    "website": "https://github.com/pablouser1/SignTok",
+    "repository": "https://github.com/pablouser1/SignTok",
+    "buildpacks": [
+        {
+            "url": "https://github.com/heroku/heroku-buildpack-google-chrome"
+        },
+        {
+            "url": "https://github.com/heroku/heroku-buildpack-chromedriver"
+        },
+        {
+            "url": "heroku/python"
+        }
+    ]
+}

cli.py

@@ -0,0 +1,18 @@
+from TikTokSigner.Signer import Signer
+from sys import argv
+import json
+
+if __name__ == '__main__':
+    if len(argv) > 1:
+        signer = Signer()
+        data = signer.sign(argv[1])
+        nav = signer.navigator()
+        res = {
+            'status': 'ok',
+            'data': data,
+            'navigator': nav
+        }
+        print(json.dumps(res))
+        signer.cleanup()
+    else:
+        print('You need to type a url!')

requirements.txt

@@ -0,0 +1,19 @@
+async-generator==1.10
+attrs==21.4.0
+certifi==2021.10.8
+cffi==1.15.0
+cryptography==36.0.1
+h11==0.13.0
+idna==3.3
+outcome==1.1.0
+pycparser==2.21
+pyOpenSSL==22.0.0
+PySocks==1.7.1
+selenium==4.1.2
+selenium-stealth==1.0.6
+sniffio==1.2.0
+sortedcontainers==2.4.0
+trio==0.20.0
+trio-websocket==0.9.2
+urllib3==1.26.8
+wsproto==1.1.0

web.py

@@ -0,0 +1,35 @@
+import json
+from http.server import BaseHTTPRequestHandler, HTTPServer
+from TikTokSigner.Signer import Signer
+from os import getenv
+
+signer = Signer()
+
+class TikServer(BaseHTTPRequestHandler):
+    def do_POST(self):
+        content_length = int(self.headers['Content-Length'])
+        post_data = self.rfile.read(content_length)
+        url = post_data.decode()
+
+        data = signer.sign(url)
+        nav = signer.navigator()
+
+        res = {
+            'status': 'ok',
+            'data': data,
+            'navigator': nav
+        }
+
+        self.send_response(200)
+        self.send_header('Content-type', 'application/json')
+        self.end_headers()
+        self.wfile.write(json.dumps(res).encode())
+
+if __name__ == '__main__':
+    PORT = getenv('PORT', 8080)
+    try:
+        print('Starting server')
+        httpd = HTTPServer(('0.0.0.0', PORT), TikServer)
+        httpd.serve_forever()
+    except KeyboardInterrupt:
+        httpd.shutdown()