1#!/usr/bin/env python3
 2
 3# This is an example of a snac webhook that automatically follows all new followers.
 4
 5# To use it, configure the user webhook to be http://localhost:12345, and run this program.
 6
 7# copyright (C) 2025 grunfink et al. / MIT license
 8
 9from http.server import BaseHTTPRequestHandler, HTTPServer
10import time
11import json
12import os
13
14host_name = "localhost"
15server_port = 12345
16
17class SnacAutoResponderServer(BaseHTTPRequestHandler):
18
19    def do_POST(self):
20        self.send_response(200)
21        self.end_headers()
22
23        content_type = self.headers["content-type"]
24        content_length = int(self.headers["content-length"])
25        payload = self.rfile.read(content_length).decode("utf-8")
26
27        if content_type == "application/json":
28            try:
29                noti = json.loads(payload)
30
31                type = noti["type"]
32
33                if type == "Follow":
34                    actor = noti["actor"]
35                    uid = noti["uid"]
36                    basedir = noti["basedir"]
37
38                    cmd = "snac follow %s %s %s" % (basedir, uid, actor)
39
40                    os.system(cmd)
41
42            except:
43                print("Error parsing notification")
44
45if __name__ == "__main__":        
46    webServer = HTTPServer((host_name, server_port), SnacAutoResponderServer)
47    print("Webhook started http://%s:%s" % (host_name, server_port))
48
49    try:
50        webServer.serve_forever()
51    except KeyboardInterrupt:
52        pass
53
54    webServer.server_close()
55    print("Webhook stopped.")