109 lines
3.3 KiB
Python
109 lines
3.3 KiB
Python
"""
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twitter.py: written by Scaevolus 2009
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retrieves most recent tweets
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"""
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import re
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import random
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import urllib2
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from lxml import etree
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from time import strptime, strftime
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from util import hook
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def unescape_xml(string):
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# unescape the 5 chars that might be escaped in xml
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# gratuitously functional
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# return reduce(lambda x, y: x.replace(*y), (string,
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# zip('> < ' "e; &'.split(), '> < \' " &'.split()))
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# boring, normal
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return string.replace('>', '>').replace('<', '<').replace(''',
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"'").replace('"e;', '"').replace('&', '&')
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@hook.command
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def twitter(inp):
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".twitter <user>/<user> <n>/<id>/#<hashtag> -- gets last/<n>th tweet from"\
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"<user>/gets tweet <id>/gets random tweet with #<hashtag>"
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inp = inp.strip()
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if not inp:
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return twitter.__doc__
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url = 'http://twitter.com'
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getting_nth = False
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getting_id = False
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searching_hashtag = False
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time = 'status/created_at'
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text = 'status/text'
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if re.match(r'^\d+$', inp):
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getting_id = True
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url += '/statuses/show/%s.xml' % inp
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screen_name = 'user/screen_name'
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time = 'created_at'
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text = 'text'
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elif re.match(r'^\w{1,15}$', inp):
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url += '/users/show/%s.xml' % inp
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screen_name = 'screen_name'
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elif re.match(r'^\w{1,15}\s+\d+$', inp):
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getting_nth = True
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name, num = inp.split()
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if int(num) > 3200:
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return 'error: only supports up to the 3200th tweet'
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url += '/statuses/user_timeline/%s.xml?count=1&page=%s' % (name, num)
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screen_name = 'status/user/screen_name'
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elif re.match(r'^#\w+$', inp):
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url = 'http://search.twitter.com/search.atom?q=%23' + inp[1:]
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searching_hashtag = True
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else:
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return 'error: invalid request'
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try:
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xml = urllib2.urlopen(url).read()
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except urllib2.HTTPError, e:
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errors = {400 : 'bad request (ratelimited?)',
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401: 'tweet is private',
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404: 'invalid user/id',
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500: 'twitter is broken',
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502: 'twitter is down ("getting upgraded")',
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503: 'twitter is overloaded (lol, RoR)'}
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if e.code == 404:
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return 'error: invalid ' + ['username', 'tweet id'][getting_id]
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if e.code in errors:
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return 'error: ' + errors[e.code]
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return 'error: unknown'
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except urllib2.URLerror, e:
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return 'error: timeout'
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tweet = etree.fromstring(xml)
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if searching_hashtag:
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ns = '{http://www.w3.org/2005/Atom}'
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tweets = tweet.findall(ns + 'entry/' + ns + 'id')
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if not tweets:
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return 'error: hashtag not found'
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id = random.choice(tweets).text
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id = id[id.rfind(':') + 1:]
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print id
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return twitter(id)
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if getting_nth:
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if tweet.find('status') is None:
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return 'error: user does not have that many tweets'
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time = tweet.find(time)
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if time is None:
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return 'error: user has no tweets'
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time = strftime('%Y-%m-%d %H:%M:%S',
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strptime(time.text,
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'%a %b %d %H:%M:%S +0000 %Y'))
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text = unescape_xml(tweet.find(text).text.replace('\n', ''))
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screen_name = tweet.find(screen_name).text
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return "%s %s: %s" % (time, screen_name, text)
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