vk_api

example_usage.txt

$ python vkfast.py
Python 2.7.11+ (default, Apr 17 2016, 14:00:29) 
[GCC 5.3.1 20160413] on linux2
Type "help", "copyright", "credits" or "license" for more information.
(InteractiveConsole)
>>> res = vk.messages.getDialogs()
>>> print res.response[1].body
<last chat's last message>

vk_api.py

import cookielib
import urllib2
import urllib
from urlparse import urlparse
from HTMLParser import HTMLParser
import json

class FormParser(HTMLParser):
    def __init__(self):
        HTMLParser.__init__(self)
        self.url = None
        self.params = {}
        self.in_form = False
        self.form_parsed = False
        self.method = "GET"
	self.captcha_url = None

    def handle_starttag(self, tag, attrs):
        tag = tag.lower()
        if tag == "form":
            if self.form_parsed:
                # raise RuntimeError("Second form on page")
				return
            if self.in_form:
                raise RuntimeError("Already in form")
            self.in_form = True 
        if not self.in_form:
            return
        attrs = dict((name.lower(), value) for name, value in attrs)
        if tag == "form":
            self.url = attrs["action"] 
            if "method" in attrs:
                self.method = attrs["method"].upper()
        elif tag == "input" and "type" in attrs and "name" in attrs:
            if attrs["type"] in ["hidden", "text", "password"]:
                self.params[attrs["name"]] = attrs["value"] if "value" in attrs else ""
        elif tag == "img" and attrs.get("id") == "captcha":
            self.captcha_url = attrs['src']

    def handle_endtag(self, tag):
        tag = tag.lower()
        if tag == "form":
            if not self.in_form:
                raise RuntimeError("Unexpected end of <form>")
            self.in_form = False
            self.form_parsed = True

def auth_user1(email, password, client_id, scope, opener, captcha=None):
    response = opener.open(
        "http://oauth.vk.com/oauth/authorize?" + \
        "redirect_uri=http://oauth.vk.com/blank.html&response_type=token&" + \
        "client_id=%s&scope=%s&display=wap" % (client_id, ",".join(scope))
        )
    doc = response.read()
    parser = FormParser()
    parser.feed(doc)
    parser.close()
    if not parser.form_parsed or parser.url is None or "pass" not in parser.params or \
      "email" not in parser.params:
          raise RuntimeError("Something wrong")
    parser.params["email"] = email
    parser.params["pass"] = password
    if captcha is not None:
	parser.params["captcha_key"] = captcha
    if parser.method == "POST":
        response = opener.open(parser.url, urllib.urlencode(parser.params))
    else:
        raise NotImplementedError("Method '%s'" % parser.method)
    return response.read(), response.geturl()
    
def auth_user(email, password, client_id, scope, opener):
    doc, url = auth_user1(email, password, client_id, scope, opener)
    while 'captcha_key' in doc:
	parser = FormParser()
        parser.feed(doc)
	parser.close()
	res = opener.open(parser.captcha_url)
	import tempfile,sys
	f = open(tempfile.mktemp(".jpg"), "wb")
	f.write(res.read())
	print >>sys.stderr, "Open captcha image at %s and type letters here:",
	doc, url = auth_user1(email, password, client_id, scope, opener, raw_input())
    return doc, url

def give_access(doc, opener):
    parser = FormParser()
    parser.feed(doc)
    parser.close()
    if not parser.form_parsed or parser.url is None:
          raise RuntimeError("Something wrong")
    if parser.method == "POST":
        response = opener.open(parser.url, urllib.urlencode(parser.params))
    else:
        raise NotImplementedError("Method '%s'" % params.method)
    return response.geturl()


def auth(email, password, client_id, scope):
    if not isinstance(scope, list):
        scope = [scope]
    opener = urllib2.build_opener(
        urllib2.HTTPCookieProcessor(cookielib.CookieJar()),
        urllib2.HTTPRedirectHandler())
    doc, url = auth_user(email, password, client_id, scope, opener)
    if urlparse(url).path != "/blank.html":
        # Need to give access to requested scope
        url = give_access(doc, opener)
    if urlparse(url).path != "/blank.html":
        raise RuntimeError("Expected success here")

    def split_key_value(kv_pair):
        kv = kv_pair.split("=")
        return kv[0], kv[1]

    answer = dict(split_key_value(kv_pair) for kv_pair in urlparse(url).fragment.split("&"))
    if "access_token" not in answer or "user_id" not in answer:
        raise RuntimeError("Missing some values in answer")
    return answer["access_token"], answer["user_id"] 

def call_api(method, params, token):
    if isinstance(params, list):
        params_list = [kv for kv in params]
    elif isinstance(params, dict):
        params_list = params.items()
    else:
        params_list = [params]
    params_list.append(("access_token", token))
    url = "https://api.vk.com/method/%s?%s" % (method, urllib.urlencode(params_list)) 
    return json.loads(urllib2.urlopen(url).read())
	
def transform(o):
	if isinstance(o,dict): return DictShim(o)
	elif isinstance(o,list): return ListShim(o)
	return o
	
class DictShim(dict):
	def __getattr__(self,n):
		return transform(self[n])
		
class ListShim(list):
	def __getitem__(self,n):
		return transform(list.__getitem__(self,n))
	
	
class NameAccumulator(object):
	def __init__(self,parent,name):
		self.token=parent.token
		self.name=parent.name+name
		self.__cache={}
	def __call__(self,**kw):
		return transform(call_api(self.name[1:],kw,self.token))
	def __getattr__(self,n):
		if n in self.__cache: return self.__cache[n]
		else: return self.__cache.setdefault(n,NameAccumulator(self,'.'+n))
		
class VK(object):
	def __init__(self,user,pwd,clid,scope):
		self.token,self.user_id = auth(user,pwd,clid,scope)
		self.name=''
		self.__cache={}
	def __getattr__(self,n):
		if n in self.__cache: return self.__cache[n]
		else: return self.__cache.setdefault(n,NameAccumulator(self,'.'+n))
		

vkfast.py

#!/usr/bin/python
import vk_api


APPID=<vk app id>
UID='<email>'
PID='<password in base64>'.decode('base64')

vk=vk_api.VK(UID,PID,APPID,[
	'photos',
	'messages',
	'friends',
	'audio',
	'video',
	'docs',
	'notes',
	'pages',
	'status',
	'wall',
	'groups',
	'notifications',
	'stats'
])
import code
code.interact(local=locals())