ripbot.py

import os
import time
import slack
import random

client = slack.WebClient(token=os.environ['SLACK_BOT_TOKEN'])

#response = client.chat_postMessage(
#    channel=' #adam-test-channel',
#    text="Hello world!")
#assert response["ok"]
#assert response["message"]["text"] == "Hello world!"

response = client.users_list()
assert response["ok"]

dpath = os.path.expanduser('~/.ripbot.data.next')
deleted_announced = []
new_announced = []
if os.path.exists(dpath):
    deleted_announced = list(
        line.split()[1]
        for line in open(dpath, 'r').readlines()
        if line.split()[0] == 'd'
    )
    new_announced = list(
        line.split()[1]
        for line in open(dpath, 'r').readlines()
        if line.split()[0] == 'n'
    )

dry_run = False

for expirey, deleted, uid, real_name, in sorted([
        (_user['updated'], _user['deleted'], _user['id'], _user['profile']['real_name'])
        for _user in response['members']
        ]):
    if deleted:
        # goodbyte
        if uid not in deleted_announced:
            txt_expirey = time.ctime(expirey)
            text = f'{real_name} dearly departed us on {txt_expirey}.'
            print(text)
            if not dry_run:
                response = client.chat_postMessage(channel='#in-loving-memory', text=text)
                assert response["ok"]
            deleted_announced.append(uid + ' ' + real_name)
            time.sleep(1)
        else:
            # freshen entry
            deleted_announced.remove(uid)
            deleted_announced.append(uid + ' ' + real_name)

    else:
        # new user?
        if uid not in new_announced:
            txt_hello = time.ctime(expirey)
            join_message = random.choice(
                ['joined the slacktavist party',
                 'first praised bob on',
                 'joined the church of the sub-genius at',
                 'joined us in slackemony',
                 'joined us on this year of our slack',
                 ])
            text = f'{real_name} {join_message} {txt_hello}.'
            print(text)
            if not dry_run:
                response = client.chat_postMessage(channel='#it-change_notice', text=text)
                assert response["ok"]
            new_announced.append(uid + ' ' + real_name)
            time.sleep(1)
        else:
            # freshen entry
            new_announced.remove(uid)
            new_announced.append(uid + ' ' + real_name)

if not dry_run:
    with open(dpath, 'w') as fout:
        fout.write('\n'.join(['d ' + announced for announced in deleted_announced]))
        fout.write('\n')
        fout.write('\n'.join(['n ' + announced for announced in new_announced]))