84 lines
2.4 KiB
Python
84 lines
2.4 KiB
Python
import math
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import re
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import time
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from util import hook, urlnorm, timesince
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url_re = re.compile(r'([a-zA-Z]+://|www\.)[^ ]*')
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expiration_period = 60 * 60 * 24 # 1 day
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ignored_urls = [urlnorm.normalize("http://google.com")]
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def db_connect(bot, server):
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"check to see that our db has the the seen table and return a dbection."
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db = bot.get_db_connection(server)
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db.execute("create table if not exists urlhistory"
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"(chan, url, nick, time)")
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db.commit()
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return db
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def insert_history(db, chan, url, nick):
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now = time.time()
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db.execute("insert into urlhistory(chan, url, nick, time) "
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"values(?,?,?,?)", (chan, url, nick, time.time()))
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db.commit()
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def get_history(db, chan, url):
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db.execute("delete from urlhistory where time < ?",
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(time.time() - expiration_period,))
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return db.execute("select nick, time from urlhistory where "
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"chan=? and url=? order by time desc", (chan, url)).fetchall()
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def nicklist(nicks):
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nicks = sorted(dict(nicks), key=unicode.lower)
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if len(nicks) <= 2:
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return ' and '.join(nicks)
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else:
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return ', and '.join((', '.join(nicks[:-1]), nicks[-1]))
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def format_reply(history):
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if not history:
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return
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last_nick, recent_time = history[0]
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last_time = timesince.timesince(recent_time)
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if len(history) == 1:
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return "%s linked that %s ago." % (last_nick, last_time)
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hour_span = math.ceil((time.time() - history[-1][1]) / 3600)
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hour_span = '%.0f hours' % hour_span if hour_span > 1 else 'hour'
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hlen = len(history)
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ordinal = ["once", "twice", "%d times" % hlen][min(hlen, 3) - 1]
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if len(dict(history)) == 1:
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last = "last linked %s ago" % last_time
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else:
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last = "last linked by %s %s ago" % (last_nick, last_time)
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return "that url has been posted %s in the past %s by %s (%s)." % (ordinal,
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hour_span, nicklist(history), last)
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@hook.command(hook=r'(.*)', prefix=False)
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def urlinput(inp, nick='', chan='', server='', reply=None, bot=None):
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m = url_re.search(inp.encode('utf8'))
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if not m:
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return
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# URL detected
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db = db_connect(bot, server)
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url = urlnorm.normalize(m.group(0))
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if url not in ignored_urls:
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history = get_history(db, chan, url)
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insert_history(db, chan, url, nick)
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if nick not in dict(history):
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return format_reply(history)
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