#!/usr/bin/env python
import os
import webbrowser
import urllib2
import lxml
import lxml.html

#our functions to check program
def CheckInet():
    print "Checking connection"
    try:
        response = urllib2.urlopen('http://www.ru', timeout = 1)
        print "[SUCCCESS] Internet connection is established"
        return True
    except urllib2.URLError as err:
        pass
        print "[FAILED]Failed to establish the connection"
        return False
def CheckWget():
    print "Checking wget"
    try:
        open ('/usr/bin/wget')
        print "[SUCCCESS] Wget was found"
        return True
    except IOError as err:
        print "[FAILED]Failed to locate wget"
        return False
print "Starting grabVK 2.0"

#checking
checkInet = CheckInet()
checkWget = CheckWget()
if checkInet != True:
    exit()
if checkWget != True:
    exit()
print "Checking process finished. Starting downloading"

#copying authkey
webbrowser.open_new_tab("http://api.vkontakte.ru/oauth/authorize?client_id=2223684&scope=audio&redirect_uri=http://api.vk.com/blank.html&display=page&response_type=token")
print "Please copy access token from webpage address after authenticating on VK page in your browser"
access_token= raw_input("access_token: ")
print "Please copy expire time from webpage address after authenticating on VK page in your browser"
expires_in = raw_input("expires_in: ")
print "Please copy your id from webpage address after authenticating on VK page in your browser"
user_id = raw_input ("user_id: ")

#get playlist
url = "https://api.vkontakte.ru/method/audio.get.xml?uid=" + user_id + "&access_token=" + access_token
page = urllib2.urlopen(url)
html = page.read()
print "[SUCCCESS] Getting playlist"
#creating vars for playlist
artist_list = []
title_list = []
url_list = []
num = 0
#get artists

doc  = lxml.html.document_fromstring(html)
for artist in doc.cssselect('artist'):
    artist_list.append(artist.text)
    num = num + 1
print "[SUCCCESS] Getting artist"
#get titles