stdout.write(boardname+' ')
stdout.flush()
boards.append(GET(boardname))
stdout.write('done!\n')
stdout.flush()
### MAIN LOOP
while True:
print 'Starting loop!'
print 'Updating boardnames...'
boardnames = update_boards(boardnames)
for board in boards:
board.update()
next_GET = repdigits.nextget(board.new_post['no'], 6)
#if (board.next_GET != next_GET): #check if the GET is over
#board.next_GET = next_GET #why did i put this in? =[
posts_to_go = board.next_GET - board.new_post['no']
posts_to_go = round(posts_to_go, 1-len(str(posts_to_go))) #round to the first digit
min_until = (board.time_GET_occurs - datetime.utcnow()).total_seconds()/60.0
print "Time until /"+board.board+'/ '+GET_name(board.next_GET)+": ", str(timedelta(minutes=round(min_until)))
if (min_until < MINUTES_GET_IS_SOON and min_until > MINUTES_GET_IS_UPON_US):
if board.tweeted == False:
print 'Tweeting!'
msg = GET_TEXT.format(board=board.board, time_until=int(min_until), get_name=GET_name(board.next_GET), posts_to_go=int(posts_to_go)).capitalize()
twitter.update_status(status=msg) #could add another tweepy error handler
print msg
else:
print 'Already tweeted.'
sleep(2) #to meet 4chan API timing standards
def update(self):
# retries 5 times until success, and sleeps 15 minutes on error
# get threads.json, store datetime.utcnow() into time_updated
# compare last_updated and find oldest/newest, store
# use C function next_GET to determine next_GET
# use tweepy to search for tweets about GET
# measure posting_rate
# determine time GET occurs
for i in range(0, 5):
try:
r = s.get(
"http://a.4cdn.org/" + self.board + "/threads.json",
headers={"If-Modified-Since": self.time_updated.strftime("%a, %d %b %Y %H:%M:%S GMT")},
)
if r.status_code == 304: # 304 is not modified for you HTTP plebs
# skip next part or return
self.time_updated = datetime.utcnow()
return
r.raise_for_status()
jthrs = json.loads(r.content)
newest_thr = jthrs[-1]["threads"][-1] # set newest to oldest
oldest_thr = jthrs[0]["threads"][0] # and oldest to newest
for page in jthrs: # then find the actual newest/oldest
for thr in page["threads"]:
try:
if (
thr["last_modified"] > newest_thr["last_modified"]
and datetime.utcfromtimestamp(thr["last_modified"]) < datetime.utcnow()
):
newest_thr = thr
except ValueError as e: # catch timestamp out of range error
pass
if thr["last_modified"] < oldest_thr["last_modified"]:
oldest_thr = thr
r = s.get("http://a.4cdn.org/" + self.board + "/thread/" + str(newest_thr["no"]) + ".json")
r.raise_for_status()
newest_thr = json.loads(r.content)
self.new_post = newest_thr["posts"][-1]
for i in range(0, 5):
try:
sleep(1.0) # one request per second
r = s.get("http://a.4cdn.org/" + self.board + "/thread/" + str(oldest_thr["no"]) + ".json")
r.raise_for_status()
except HTTPError as e:
print i
if r.status_code == 404:
if i == 4:
raise
oldest_thrs = sorted(jthrs[-1]["threads"], key=lambda x: x["last_modified"], reverse=False)
oldest_thr = oldest_thrs[4 - i] # hope the rest haven't 404'd either
continue
else:
raise
break
oldest_thr = json.loads(r.content)
self.old_post = oldest_thr["posts"][-1]
if self.board in NON_DUBS_BOARDS:
self.next_GET = int(
str(int(str(self.new_post["no"])[:-6]) + 1) + "0" * 6
) # not creating a C function for clear GETs right now
else:
self.next_GET = repdigits.nextget(self.new_post["no"], 6)
self.tweeted = False
timeline = twitter.user_timeline(count=20)
for status in timeline:
if (
"/" + self.board + "/" in status.text or "[" + self.board + "]" in status.text
): # Do not tweet if a human has mentioned the board in the past hour
if (
datetime.utcnow() - status.created_at
).total_seconds() / 3600.0 < HOURS_HUMAN_TWEET_IS_RELEVANT:
self.tweeted = True
break
if ((self.new_post["time"] - self.old_post["time"]) / 60.0) > 0:
self.posting_rate = (self.new_post["no"] - self.old_post["no"]) / (
(self.new_post["time"] - self.old_post["time"]) / 60.0
)
else:
self.posting_rate = 0.0
if self.posting_rate != 0:
self.time_GET_occurs = datetime.utcfromtimestamp(self.new_post["time"]) + timedelta(
minutes=(self.next_GET - self.new_post["no"]) / self.posting_rate
)
else:
self.time_GET_occurs = datetime.utcfromtimestamp(self.new_post["time"]) + timedelta(days=10)
self.time_updated = datetime.utcnow()
except (RequestException, ConnectionError, HTTPError, Timeout) as e:
if "404" in e.message:
print "ERROR: Internet error: 404.", "Sleeping 2 minutes..."
sleep(2 * 60)
if i == 4:
raise
continue
print "ERROR: Internet error: ", e.message, ".", "Sleeping 15 minutes..."
sleep(15 * 60)
if i == 4:
raise
continue
except tweepy.error.TweepError as TError:
if "Rate limit exceeded" in TError[0][0]["message"]:
print "Twitter rate limit exceeded when updating. Sleeping 15 minutes..."
else:
print "Error: Tweepy: ", TError[0][0]["message"], "Sleeping 15 minutes..."
sleep(15 * 60)
if i == 4:
raise
continue
except ValueError as e:
if "json" in e.message.lower():
print "Error: Invalid JSON recieved from 4chan. Sleeping 15 minutes..."
sleep(15 * 60)
if i == 4:
raise
continue
else:
raise
break