deleteslack.py

#!/usr/local/bin/python
import urllib, json, time, urllib2

# find files older than X days and delete them

# https://api.slack.com/docs/oauth-test-tokens
token = "xoxp-XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
# https://api.slack.com/methods/users.identity looks like "U2XXXXXXX"
user = "U2XXXXXXX"
channel = "CBXXXXXXX"

def main():
    olderthan = 15
    numberoffiles = 100

    print "Deleting up to {} files older than {} days".format(numberoffiles, olderthan)

    files = file_list(olderthan, numberoffiles)
    for file in files['files']:
        resp = delete_file(file['id'], file['url_private_download'], file['name'])
        if resp['ok']:
            print "Deleted {} : {}".format(file['id'], file['permalink'])
        elif resp['error']:
            print "ERROR: {} when deleting: {} : {}".format(resp['error'], file['id'], file['permalink'])

def file_list(daysago=100, filecount=1):
    ts = long(time.time()) - (60 * 60 * daysago)
    url = "https://slack.com/api/files.list?token={}&channel={}&user={}&ts_to={}&count={}".format(token,channel,user, ts, filecount)
    return call(url)

def delete_file(file_id, file_url, name):
    with open(name,'wb') as f:
        request = urllib2.Request(file_url, headers={'Authorization': 'Bearer ' + token})
        f.write(urllib2.urlopen(request).read())
        f.close()
    url = "https://slack.com/api/files.delete?token={}&file={}".format(token, file_id)
    return call(url)

def call(url):
    response = urllib.urlopen(url)
    data = json.loads(response.read())
    return data

if __name__ == "__main__":
    main()