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Merge pull request #75 from wuddup/master 

New twitter plugin with support for API 1.1
This commit is contained in:
Ryan Hitchman 2013-07-04 11:25:51 -07:00
parent 89a8da4ad9 a1c44336dd
commit f3c034df2e
2 changed files with 102 additions and 110 deletions
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132
plugins/twitter.py
View File

@ -1,134 +1,58 @@
"""
twitter.py: written by Scaevolus 2009
retrieves most recent tweets
"""
import random
import re
from time import strptime, strftime
from util import hook, http
def unescape_xml(string):
# unescape the 5 chars that might be escaped in xml
# gratuitously functional
# return reduce(lambda x, y: x.replace(*y), (string,
# zip('&gt; &lt; &apos; &quote; &amp'.split(), '> < \' " &'.split()))
# boring, normal
return string.replace('&gt;', '>').replace('&lt;', '<').replace('&apos;',
"'").replace('&quote;', '"').replace('&amp;', '&')
history = []
history_max_size = 250
@hook.command
def twitter(inp):
".twitter <user>/<user> <n>/<id>/#<hashtag>/@<user> -- gets last/<n>th "\
"tweet from <user>/gets tweet <id>/gets random tweet with #<hashtag>/"\
"gets replied tweet from @<user>"
def twitter(inp, bot=None):
".twitter <user>/<id> -- get <user>'s last tweet/get tweet <id>"
def add_reply(reply_name, reply_id):
if len(history) == history_max_size:
history.pop()
history.insert(0, (reply_name, reply_id))
api_keys = {}
api_keys['consumer'] = bot.config.get("api_keys", {}).get("twitter_consumer", None)
api_keys['consumer_secret'] = bot.config.get("api_keys", {}).get("twitter_consumer_secret", None)
api_keys['access'] = bot.config.get("api_keys", {}).get("twitter_access", None)
api_keys['access_secret'] = bot.config.get("api_keys", {}).get("twitter_access_secret", None)
def find_reply(reply_name):
for name, id in history:
if name == reply_name:
return id if id != -1 else name
for k in api_keys:
if api_keys[k] is None:
return "error: api keys not set"
if inp[0] == '@':
reply_inp = find_reply(inp[1:])
if reply_inp == None:
return 'error: no replies to %s found' % inp
inp = reply_inp
url = 'http://api.twitter.com/1'
getting_nth = False
getting_id = False
searching_hashtag = False
time = 'status/created_at'
text = 'status/text'
reply_name = 'status/in_reply_to_screen_name'
reply_id = 'status/in_reply_to_status_id'
reply_user = 'status/in_reply_to_user_id'
if re.match(r'^\d+$', inp):
getting_id = True
url += '/statuses/show/%s.xml' % inp
screen_name = 'user/screen_name'
time = 'created_at'
text = 'text'
reply_name = 'in_reply_to_screen_name'
reply_id = 'in_reply_to_status_id'
reply_user = 'in_reply_to_user_id'
elif re.match(r'^\w{1,15}$', inp):
url += '/users/show/%s.xml' % inp
screen_name = 'screen_name'
elif re.match(r'^\w{1,15}\s+\d+$', inp):
getting_nth = True
name, num = inp.split()
if int(num) > 3200:
return 'error: only supports up to the 3200th tweet'
url += '/statuses/user_timeline/%s.xml?count=1&page=%s' % (name, num)
screen_name = 'status/user/screen_name'
elif re.match(r'^#\w+$', inp):
url = 'http://search.twitter.com/search.atom?q=%23' + inp[1:]
searching_hashtag = True
request_url = "https://api.twitter.com/1.1/statuses/show.json?id=%s" % inp
else:
return 'error: invalid request'
request_url = "https://api.twitter.com/1.1/statuses/user_timeline.json?screen_name=%s" % inp
try:
tweet = http.get_xml(url)
tweet = http.get_json(request_url, oauth=True, oauth_keys=api_keys)
except http.HTTPError, e:
errors = {400: 'bad request (ratelimited?)',
401: 'tweet is private',
403: 'tweet is private',
401: 'unauthorized',
403: 'forbidden',
404: 'invalid user/id',
500: 'twitter is broken',
502: 'twitter is down ("getting upgraded")',
503: 'twitter is overloaded (lol, RoR)'}
503: 'twitter is overloaded (lol, RoR)',
410: 'twitter shut off api v1.' }
if e.code == 404:
return 'error: invalid ' + ['username', 'tweet id'][getting_id]
if e.code in errors:
return 'error: ' + errors[e.code]
return 'error: unknown %s' % e.code
except http.URLerror, e:
return 'error: timeout'
if searching_hashtag:
ns = '{http://www.w3.org/2005/Atom}'
tweets = tweet.findall(ns + 'entry/' + ns + 'id')
if not tweets:
return 'error: hashtag not found'
id = random.choice(tweets).text
id = id[id.rfind(':') + 1:]
return twitter(id)
if getting_id:
text = tweet["text"]
screen_name = tweet["user"]["screen_name"]
time = tweet["created_at"]
else:
text = tweet[0]["text"]
screen_name = tweet[0]["user"]["screen_name"]
time = tweet[0]["created_at"]
if getting_nth:
if tweet.find('status') is None:
return 'error: user does not have that many tweets'
time = tweet.find(time)
if time is None:
return 'error: user has no tweets'
reply_name = tweet.find(reply_name).text
reply_id = tweet.find(reply_id).text
reply_user = tweet.find(reply_user).text
if reply_name is not None and (reply_id is not None or
reply_user is not None):
add_reply(reply_name, reply_id or -1)
time = strftime('%Y-%m-%d %H:%M:%S',
strptime(time.text,
'%a %b %d %H:%M:%S +0000 %Y'))
text = unescape_xml(tweet.find(text).text.replace('\n', ''))
screen_name = tweet.find(screen_name).text
text = text.replace('&gt;', '>').replace('&lt;', '<').replace('&apos;',"'").replace('&quote;', '"').replace('&amp;', '&')
time = strftime('%Y-%m-%d %H:%M:%S', strptime(time, '%a %b %d %H:%M:%S +0000 %Y'))
return "%s %s: %s" % (time, screen_name, text)

74
plugins/util/http.py
View File

@ -1,11 +1,16 @@
# convenience wrapper for urllib2 & friends
import binascii
import cookielib
import hmac
import json
import random
import string
import time
import urllib
import urllib2
import urlparse
from hashlib import sha1
from urllib import quote, quote_plus as _quote_plus
from urllib2 import HTTPError, URLError
@ -38,7 +43,7 @@ def get_json(*args, **kwargs):
def open(url, query_params=None, user_agent=None, referer=None, post_data=None,
get_method=None, cookies=False, **kwargs):
get_method=None, cookies=False, oauth=False, oauth_keys=None, **kwargs):
if query_params is None:
query_params = {}
@ -60,11 +65,22 @@ def open(url, query_params=None, user_agent=None, referer=None, post_data=None,
if referer is not None:
request.add_header('Referer', referer)
if oauth:
nonce = oauth_nonce()
timestamp = oauth_timestamp()
api_url, req_data = string.split(url, "?")
unsigned_request = oauth_unsigned_request(nonce, timestamp, req_data, oauth_keys['consumer'], oauth_keys['access'])
signature = oauth_sign_request("GET", api_url, req_data, unsigned_request, oauth_keys['consumer_secret'], oauth_keys['access_secret'])
header = oauth_build_header(nonce, signature, timestamp, oauth_keys['consumer'], oauth_keys['access'])
request.add_header('Authorization', header)
if cookies:
opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(jar))
else:
opener = urllib2.build_opener()
return opener.open(request)
@ -92,6 +108,58 @@ def to_utf8(s):
def quote_plus(s):
return _quote_plus(to_utf8(s))
def oauth_nonce():
return ''.join([str(random.randint(0, 9)) for i in range(8)])
def oauth_timestamp():
return str(int(time.time()))
def oauth_unsigned_request(nonce, timestamp, req, consumer, token):
d = { 'oauth_consumer_key':consumer,
'oauth_nonce':nonce,
'oauth_signature_method':'HMAC-SHA1',
'oauth_timestamp':timestamp,
'oauth_token':token,
'oauth_version':'1.0' }
k,v = string.split(req, "=")
d[k] = v
unsigned_req = ''
for x in sorted(d, key=lambda key: key):
unsigned_req += x + "=" + d[x] + "&"
unsigned_req = quote(unsigned_req[:-1])
return unsigned_req
def oauth_build_header(nonce, signature, timestamp, consumer, token):
d = { 'oauth_consumer_key':consumer,
'oauth_nonce':nonce,
'oauth_signature':signature,
'oauth_signature_method':'HMAC-SHA1',
'oauth_timestamp':timestamp,
'oauth_token':token,
'oauth_version':'1.0' }
header='OAuth '
for x in sorted(d, key=lambda key: key):
header += x + '="' + d[x] + '", '
return header[:-1]
def oauth_sign_request(method, url, params, unsigned_request, consumer_secret, token_secret):
key = consumer_secret + "&" + token_secret
base = method + "&" + quote(url, '') + "&" + unsigned_request
hash = hmac.new(key, base, sha1)
signature = quote(binascii.b2a_base64(hash.digest())[:-1])
return signature
def unescape(s):
if not s.strip():