grademe-watchman.py

#!/usr/bin/env python
print '+----------------------------------------+'
print '| GradeMe-Watchman Bot by /u/FuzzyWuzzie |'
print '+----------------------------------------+'
import praw
from pprint import pprint
from datetime import datetime
import sys
import time
import math

# configuration
daysOld = 10
botUsername = "<enter username here>"
botPassword = "<enter password here>"
peopleToMessage = ['theinfamousj']

def log(str, prefixDate = True, newLine = True):
	if prefixDate:
		d = datetime.now()
		sys.stdout.write(d.strftime('%y-%m-%d %H:%M:%S => '))
	sys.stdout.write(str)
	if newLine:
		print ''

def humanTimeDiff(secs):
	mins, secs = divmod(secs, 60)
	hours, mins = divmod(mins, 60)
	days, hours = divmod(hours, 24)
	weeks, days = divmod(days, 7)
	months, weeks = divmod(weeks, 4)
	years, months = divmod(months, 12)

	if years > 0:
		return '%d years' % years
	if months > 0:
		return '%d months' % months
	elif weeks > 0:
		return '%d weeks' % weeks
	elif days > 0:
		return '%d days' % days
	elif hours > 0:
		return '%d hours' % hours
	elif minutes > 0:
		return '%d minutes' % mins
	return '%d seconds' % secs

# connect and log in
log('Logging in...', True, False)
r = praw.Reddit('GradeMe Watchman bot by /u/FuzzyWuzzie')
r.login(botUsername, botPassword)
log(' done', False, True)

# keep track of threads we've already checked
alreadyDone = []
secondsOld = daysOld * 24 * 3600

# loop forever!
while True:
	# get our subreddit
	log('Getting subreddit...', True, False)
	subreddit = r.get_subreddit('GradeMe')
	log(' done', False, True)

	# get the latest posts
	log('Getting submissions...', True, False)
	submissions = subreddit.get_new(limit=100)
	log(' done', False, True)

	# get the current timestamp
	currentTimeStamp = time.time()

	# loop through them
	log('Finding old submissions without comment...', True, True)
	for submission in submissions:
		# make sure we haven't already touched it
		# find a post with 0 comments:
		# only look at old posts:
		if submission.id not in alreadyDone and submission.num_comments == 0 and submission.created + secondsOld < currentTimeStamp:
			# yup, we found an old post with no comments!
			# alert the mods!
			log('Found old submission (over %s old) with no comments by %s' % (humanTimeDiff(currentTimeStamp - submission.created), submission.author.name), True, True)
			msg = 'GradeMe-Watchman found an unanswered post in /r/GradeMe: [%s](%s) by /u/%s! The post is over %s old!' % (submission.title, submission.short_link, submission.author.name, humanTimeDiff(currentTimeStamp - submission.created))
			for target in peopleToMessage:
				r.user.send_message(target, msg)
			alreadyDone.append(submission.id)

	# sleep for a while
	log('Sleeping for half an hour...', True, True)
	time.sleep(1800)