-
-from base64 import b64encode
-from urllib import urlencode
-
import urllib2
from exceptions import Exception
+from twitter.twitter_globals import POST_ACTIONS
+from twitter.auth import NoAuth
+
def _py26OrGreater():
import sys
return sys.hexversion > 0x20600f0
class TwitterError(Exception):
"""
- Exception thrown by the Twitter object when there is an
- error interacting with twitter.com.
+ Base Exception thrown by the Twitter object when there is a
+ general error interacting with the API.
"""
pass
-# These actions require POST http requests instead of GET
-_POST_ACTIONS = [
- "create", "update", "destroy", "new", "follow", "leave",
- ]
+class TwitterHTTPError(TwitterError):
+ """
+ Exception thrown by the Twitter object when there is an
+ HTTP error interacting with twitter.com.
+ """
+ def __init__(self, e, uri, format, uriparts):
+ self.e = e
+ self.uri = uri
+ self.format = format
+ self.uriparts = uriparts
+
+ def __str__(self):
+ return (
+ "Twitter sent status %i for URL: %s.%s using parameters: "
+ "(%s)\ndetails: %s" %(
+ self.e.code, self.uri, self.format, self.uriparts,
+ self.e.fp.read()))
+
+class TwitterResponse(object):
+ """
+ Response from a twitter request. Behaves like a list or a string
+ (depending on requested format) but it has a few other interesting
+ attributes.
+
+ `headers` gives you access to the response headers as an
+ httplib.HTTPHeaders instance. You can do
+ `response.headers.getheader('h')` to retrieve a header.
+ """
+ def __init__(self, headers):
+ self.headers = headers
+
+ @property
+ def rate_limit_remaining(self):
+ """
+ Remaining requests in the current rate-limit.
+ """
+ return int(self.headers.getheader('X-RateLimit-Remaining'))
+
+ @property
+ def rate_limit_reset(self):
+ """
+ Time in UTC epoch seconds when the rate limit will reset.
+ """
+ return int(self.headers.getheader('X-RateLimit-Reset'))
+
+
+def wrap_response(response, headers):
+ response_typ = type(response)
+ if response_typ is bool:
+ # HURF DURF MY NAME IS PYTHON AND I CAN'T SUBCLASS bool.
+ response_typ = int
+
+ class WrappedTwitterResponse(response_typ, TwitterResponse):
+ __doc__ = TwitterResponse.__doc__
+
+ def __init__(self, response):
+ if response_typ is not int:
+ response_typ.__init__(self, response)
+ TwitterResponse.__init__(self, headers)
+
+ return WrappedTwitterResponse(response)
+
+
class TwitterCall(object):
def __init__(
- self, username, password, format, domain, uri="", agent=None):
- self.username = username
- self.password = password
+ self, auth, format, domain, uri="", agent=None,
+ uriparts=None, secure=True):
+ self.auth = auth
self.format = format
self.domain = domain
self.uri = uri
self.agent = agent
+ self.uriparts = uriparts
+ self.secure = secure
+
def __getattr__(self, k):
try:
return object.__getattr__(self, k)
except AttributeError:
return TwitterCall(
- self.username, self.password, self.format, self.domain,
- self.uri + "/" + k, self.agent)
+ auth=self.auth, format=self.format, domain=self.domain,
+ agent=self.agent, uriparts=self.uriparts + (k,),
+ secure=self.secure)
+
def __call__(self, **kwargs):
- uri = self.uri
+ # Build the uri.
+ uriparts = []
+ for uripart in self.uriparts:
+ # If this part matches a keyword argument, use the
+ # supplied value otherwise, just use the part.
+ uriparts.append(unicode(kwargs.pop(uripart, uripart)))
+ uri = u'/'.join(uriparts)
+
method = "GET"
- for action in _POST_ACTIONS:
- if self.uri.endswith(action):
+ for action in POST_ACTIONS:
+ if uri.endswith(action):
method = "POST"
- if (self.agent):
- kwargs["source"] = self.agent
break
-
+
+ # If an id kwarg is present and there is no id to fill in in
+ # the list of uriparts, assume the id goes at the end.
id = kwargs.pop('id', None)
if id:
uri += "/%s" %(id)
-
- encoded_kwargs = urlencode(kwargs.items())
- argStr = ""
- argData = None
- encoded_kwargs = urlencode(kwargs.items())
- if kwargs:
- if (method == "GET"):
- argStr = "?%s" %(encoded_kwargs)
- else:
- argData = encoded_kwargs
+
+ secure_str = ''
+ if self.secure:
+ secure_str = 's'
+ dot = ""
+ if self.format:
+ dot = "."
+ uriBase = "http%s://%s/%s%s%s" %(
+ secure_str, self.domain, uri, dot, self.format)
headers = {}
- if (self.agent):
- headers["X-Twitter-Client"] = self.agent
- if (self.username):
- headers["Authorization"] = "Basic " + b64encode("%s:%s" %(
- self.username, self.password))
-
- req = urllib2.Request(
- "http://%s/%s.%s%s" %(self.domain, self.uri, self.format, argStr),
- argData, headers
- )
+ if self.auth:
+ headers.update(self.auth.generate_headers())
+ arg_data = self.auth.encode_params(uriBase, method, kwargs)
+ if method == 'GET':
+ uriBase += '?' + arg_data
+ body = None
+ else:
+ body = arg_data
+
+ req = urllib2.Request(uriBase, body, headers)
+
try:
- handle = urllib2.urlopen(req)
+ handle = urllib2.urlopen(req)
if "json" == self.format:
- return json.loads(handle.read())
+ res = json.loads(handle.read())
+ return wrap_response(res, handle.headers)
else:
- return handle.read()
+ return wrap_response(str(handle.read()), handle.headers)
except urllib2.HTTPError, e:
if (e.code == 304):
return []
else:
- raise TwitterError(
- "Twitter sent status %i for URL: %s.%s using parameters: (%s)\ndetails: %s" %(
- e.code, uri, self.format, encoded_kwargs, e.fp.read()))
-
+ raise TwitterHTTPError(e, uri, self.format, arg_data)
+
class Twitter(TwitterCall):
"""
The minimalist yet fully featured Twitter API class.
-
+
Get RESTful data by accessing members of this class. The result
is decoded python objects (lists and dicts).
The Twitter API is documented here:
- http://apiwiki.twitter.com/
- http://groups.google.com/group/twitter-development-talk/web/api-documentation
-
+ http://dev.twitter.com/doc
+
+
Examples::
-
- twitter = Twitter("hello@foo.com", "password123")
-
+
+ twitter = Twitter(
+ auth=OAuth(token, token_key, con_secret, con_secret_key)))
+
# Get the public timeline
twitter.statuses.public_timeline()
-
+
# Get a particular friend's timeline
twitter.statuses.friends_timeline(id="billybob")
-
+
# Also supported (but totally weird)
twitter.statuses.friends_timeline.billybob()
-
+
# Send a direct message
twitter.direct_messages.new(
user="billybob",
text="I think yer swell!")
+ # Get the members of a particular list of a particular friend
+ twitter.user.listname.members(user="billybob", listname="billysbuds")
+
+
Searching Twitter::
-
+
twitter_search = Twitter(domain="search.twitter.com")
# Find the latest search trends
# Search for the latest News on #gaza
twitter_search.search(q="#gaza")
- Using the data returned::
- Twitter API calls return decoded JSON. This is converted into
- a bunch of Python lists, dicts, ints, and strings. For example,
+ Using the data returned
+ -----------------------
+
+ Twitter API calls return decoded JSON. This is converted into
+ a bunch of Python lists, dicts, ints, and strings. For example::
x = twitter.statuses.public_timeline()
# The screen name of the user who wrote the first 'tweet'
x[0]['user']['screen_name']
-
- Getting raw XML data::
-
- If you prefer to get your Twitter data in XML format, pass
- format="xml" to the Twitter object when you instantiate it:
-
+
+
+ Getting raw XML data
+ --------------------
+
+ If you prefer to get your Twitter data in XML format, pass
+ format="xml" to the Twitter object when you instantiate it::
+
twitter = Twitter(format="xml")
-
+
The output will not be parsed in any way. It will be a raw string
of XML.
+
"""
def __init__(
- self, email=None, password=None, format="json", domain="twitter.com",
- agent=None):
+ self, format="json",
+ domain="twitter.com", secure=True, auth=None,
+ api_version=''):
"""
- Create a new twitter API connector using the specified
- credentials (email and password). Format specifies the output
- format ("json" (default) or "xml").
+ Create a new twitter API connector.
+
+ Pass an `auth` parameter to use the credentials of a specific
+ user. Generally you'll want to pass an `OAuth`
+ instance::
+
+ twitter = Twitter(auth=OAuth(
+ token, token_secret, consumer_key, consumer_secret))
+
+
+ `domain` lets you change the domain you are connecting. By
+ default it's twitter.com but `search.twitter.com` may be
+ useful too.
+
+ If `secure` is False you will connect with HTTP instead of
+ HTTPS.
+
+ The value of `agent` is sent in the `X-Twitter-Client`
+ header. This is deprecated. Instead Twitter determines the
+ application using the OAuth Client Key and Client Key Secret
+ parameters.
+
+ `api_version` is used to set the base uri. By default it's
+ nothing, but if you set it to '1' your URI will start with
+ '1/'.
"""
- if (format not in ("json", "xml")):
- raise TwitterError("Unknown data format '%s'" %(format))
- TwitterCall.__init__(self, email, password, format, domain, "", agent)
+ if not auth:
+ auth = NoAuth()
+
+ if (format not in ("json", "xml", "")):
+ raise ValueError("Unknown data format '%s'" %(format))
+
+ uriparts = ()
+ if api_version:
+ uriparts += (str(api_version),)
+
+ TwitterCall.__init__(
+ self, auth=auth, format=format, domain=domain,
+ secure=secure, uriparts=uriparts)
+
-__all__ = ["Twitter", "TwitterError"]
+__all__ = ["Twitter", "TwitterError", "TwitterHTTPError", "TwitterResponse"]