Simple python script that just checks for p4 commits and sends them to a Discord webhook

perforce_discord_bot.py

import subprocess, time, os, requests

CHECK_INTERVAL = 1 # check changes every n secs
DISCORD_WEBHOOK = "https://discord.com/api/webhooks/..."
LAST_CACHE = "last.txt"

# read last commit from cache file
last = 0
if os.path.isfile(LAST_CACHE):
    with open(LAST_CACHE,'r') as f:
        last = int(f.readlines()[0].strip())

print("last read from file:", last)

def ping_discord(msg):
    print("sending to discord:")
    data = {"content": msg}
    print(data)
    #return
    response = requests.post(DISCORD_WEBHOOK, json=data)
    print(response.status_code)
    print(response.content)
    print("--- ping discord end ---")


def process_new_commit(cmd_output):
    parts = cmd_output.split(" ")
    print(parts)
    commit_no = int(parts[1])
    who = parts[5].split("@")[0]
    commit_msg = " ".join(parts[6:]).replace("'", "").strip()
    result = "**" + who + "** commited #" + str(commit_no) + ":\n```" + commit_msg + "```"
    ping_discord(result)


print("running! go commit something...")
while True:
    time.sleep(CHECK_INTERVAL)

    # limit 1 (latest), only submitted (avoid pending/shelved), full changelog description
    cmd = subprocess.check_output("p4 changes -m 1 -s submitted -l", shell=True).decode("utf8")
    cmd = cmd.replace("\t", "")
    cmd = cmd.replace("\n\n"," ")
    #print(cmd)

    if "Change " not in cmd:
        print("something seems wrong, output of last cmd:")
        print(cmd)
        sys.exit(1)

    this_number = int(cmd.split(" ")[1])
    if (this_number != last):
        print("new changelist", this_number)
        last = this_number
        process_new_commit(cmd)
        with open(LAST_CACHE,'w') as f: # write to cache file
            f.write(str(this_number))