298 lines
13 KiB
Python
298 lines
13 KiB
Python
# -*- coding: utf-8 -*-
|
|
""" Session object for Socializer. A session is the only object to call VK API methods, save settings and access to the cache database and sound playback mechanisms. """
|
|
from __future__ import unicode_literals
|
|
import os
|
|
import logging
|
|
import warnings
|
|
import languageHandler
|
|
import paths
|
|
import config
|
|
import sound
|
|
from requests.exceptions import ProxyError, ConnectionError
|
|
from .config_utils import Configuration, ConfigurationResetException
|
|
from . import vkSessionHandler
|
|
from pubsub import pub
|
|
from vk_api.exceptions import LoginRequired, VkApiError
|
|
|
|
log = logging.getLogger("session")
|
|
|
|
sessions = {}
|
|
|
|
# Save possible set of identifier keys for VK'S data types
|
|
# see https://vk.com/dev/datatypes for more information.
|
|
# I've added the Date identifier (this is a field in unix time format), for special objects (like friendship indicators) because these objects don't have an own identifier.
|
|
identifiers = ["aid", "gid", "uid", "pid", "id", "post_id", "nid", "date"]
|
|
|
|
# Different VK post types, present in the newsfeed buffer. This is useful for filtering by post and remove deleted posts.
|
|
post_types = dict(audio="audio", friend="friends", video="video", post="post_type", audio_playlist="audio_playlist")
|
|
|
|
def find_item(list, item):
|
|
""" Find an item in a list by taking an identifier.
|
|
@list list: A list of dict objects.
|
|
@ item dict: A dictionary containing at least an identifier.
|
|
"""
|
|
# determine the kind of identifier that we are using
|
|
global identifiers
|
|
identifier = None
|
|
for i in identifiers:
|
|
if i in item:
|
|
identifier = i
|
|
break
|
|
if identifier == None:
|
|
# if there are objects that can't be processed by lack of identifier, let's print keys for finding one.
|
|
log.exception("Can't find an identifier for the following object: %r" % (list(item.keys()),))
|
|
for i in list:
|
|
if identifier in i and i[identifier] == item[identifier]:
|
|
return True
|
|
return False
|
|
|
|
class vkSession(object):
|
|
""" The only session available in socializer. Manages everything related to a model in an MVC app: calls to VK, sound handling, settings and a cache database."""
|
|
|
|
def order_buffer(self, name, data, show_nextpage):
|
|
""" Put new items on the local cache database.
|
|
@name str: The name for the buffer stored in the dictionary.
|
|
@data list: A list with items and some information about cursors.
|
|
returns the number of items that has been added in this execution"""
|
|
global post_types
|
|
# When this method is called by friends.getOnlyne, it gives only friend IDS so we need to retrieve full objects from VK.
|
|
# ToDo: It would be nice to investigate whether reusing some existing objects would be a good idea, whenever possible.
|
|
if name == "online_friends":
|
|
newdata = self.vk.client.users.get(user_ids=",".join([str(z) for z in data]), fields="last_seen")
|
|
data = newdata
|
|
first_addition = False
|
|
num = 0
|
|
if (name in self.db) == False:
|
|
self.db[name] = {}
|
|
self.db[name]["items"] = []
|
|
first_addition = True
|
|
# Handles chat messages case, as the buffer is inverted
|
|
if name.endswith("_messages") and show_nextpage == True:
|
|
show_nextpage = False
|
|
for i in data:
|
|
if "type" in i and not isinstance(i["type"], int) and (i["type"] == "wall_photo" or i["type"] == "photo_tag" or i["type"] == "photo"):
|
|
log.debug("Skipping unsupported item... %r" % (i,))
|
|
continue
|
|
# for some reason, VK sends post data if the post has been deleted already.
|
|
# Example of this behaviour is when you upload an audio and inmediately delete the audio, VK still sends the post stating that you uploaded an audio file,
|
|
# But without the audio data, making socializer to render an empty post.
|
|
# Here we check if the post contains data of the type it advertises.
|
|
if i.get("type") != None and isinstance(i["type"], str) and post_types.get(i["type"]) not in i:
|
|
log.error("Detected invalid or unsupported post. Skipping...")
|
|
log.error(i)
|
|
continue
|
|
if find_item(self.db[name]["items"], i) == False:
|
|
# if i not in self.db[name]["items"]:
|
|
if first_addition == True or show_nextpage == True:
|
|
if self.settings["general"]["reverse_timelines"] == False: self.db[name]["items"].append(i)
|
|
else: self.db[name]["items"].insert(0, i)
|
|
else:
|
|
if self.settings["general"]["reverse_timelines"] == False: self.db[name]["items"].insert(0, i)
|
|
else: self.db[name]["items"].append(i)
|
|
num = num+1
|
|
log.debug("There are %d items in the %s buffer" % (len(self.db[name]["items"]), name))
|
|
return num
|
|
|
|
def __init__(self, session_id):
|
|
self.session_id = session_id
|
|
self.logged = False
|
|
self.settings = None
|
|
self.vk = vkSessionHandler.vkObject()
|
|
self.db = {}
|
|
self.db["users"] = {}
|
|
self.db["groups"] = {}
|
|
self.db["group_info"] = {}
|
|
|
|
@property
|
|
def is_logged(self):
|
|
return self.logged
|
|
|
|
def get_configuration(self):
|
|
|
|
""" Gets settings for a session."""
|
|
|
|
file_ = "%s/session.conf" % (self.session_id,)
|
|
# try:
|
|
log.debug("Creating config file %s" % (file_,))
|
|
self.settings = Configuration(os.path.join(paths.config_path(), file_), os.path.join(paths.app_path(), "session.defaults"))
|
|
self.soundplayer = sound.soundSystem(config.app["sound"])
|
|
pub.subscribe(self.play_sound, "play-sound")
|
|
# except:
|
|
# log.exception("The session configuration has failed.")
|
|
|
|
def play_sound(self, sound):
|
|
self.soundplayer.play(sound)
|
|
|
|
def login(self):
|
|
""" Logging in VK.com. This is basically the first method interacting with VK. """
|
|
# If user is already logged in, we should skip this method.
|
|
if self.logged == True:
|
|
return
|
|
try:
|
|
config_filename = os.path.join(paths.config_path(), self.session_id, "vkconfig.json")
|
|
self.vk.login(self.settings["vk"]["user"], self.settings["vk"]["password"], token=self.settings["vk"]["token"], secret=self.settings["vk"]["secret"], device_id=self.settings["vk"]["device_id"], alt_token=self.settings["vk"]["use_alternative_tokens"], filename=config_filename)
|
|
self.settings["vk"]["token"] = self.vk.session_object.token["access_token"]
|
|
try:
|
|
self.settings["vk"]["secret"] = self.vk.session_object.secret
|
|
self.settings["vk"]["device_id"] = self.vk.session_object.device_id
|
|
except AttributeError:
|
|
pass
|
|
self.settings.write()
|
|
self.logged = True
|
|
self.get_my_data()
|
|
except VkApiError as error:
|
|
if error.code == 5: # this means invalid access token.
|
|
self.settings["vk"]["user"] = ""
|
|
self.settings["vk"]["password"] = ""
|
|
self.settings["vk"]["token"] = ""
|
|
self.settings["vk"]["secret"] = ""
|
|
self.settings["vk"]["device_id"] = ""
|
|
self.settings.write()
|
|
pub.sendMessage("authorisation-failed")
|
|
else: # print out error so we we will handle it in future versions.
|
|
log.exception("Fatal error when authenticating the application.")
|
|
log.exception(error.code)
|
|
log.exception(error.message)
|
|
except (ProxyError, ConnectionError):
|
|
pub.sendMessage("connection_error")
|
|
|
|
def post_wall_status(self, message, *args, **kwargs):
|
|
""" Sends a post to an user, group or community wall."""
|
|
log.debug("Making a post to the user's wall with the following params: %r" % (kwargs,))
|
|
response = self.vk.client.wall.post(message=message, *args, **kwargs)
|
|
|
|
def get_newsfeed(self, name="newsfeed", show_nextpage=False, endpoint="", *args, **kwargs):
|
|
log.debug("Updating news feed...")
|
|
if show_nextpage == True and "cursor" in self.db[name]:
|
|
log.debug("user has requested previous items")
|
|
kwargs["start_from"] = self.db[name]["cursor"]
|
|
log.debug("Params for sending to vk: %r" % (kwargs,))
|
|
data = getattr(self.vk.client.newsfeed, "get")(*args, **kwargs)
|
|
if data != None:
|
|
self.process_usernames(data)
|
|
num = self.order_buffer(name, data["items"], show_nextpage)
|
|
log.debug("Keys of the returned data for debug purposes: %r" % (list(data.keys()),))
|
|
if "next_from" in data:
|
|
self.db[name]["cursor"] = data["next_from"]
|
|
log.debug("Next cursor saved for data: {cursor}".format(cursor=data["next_from"]))
|
|
return num
|
|
|
|
def get_page(self, name="", show_nextpage=False, endpoint="", *args, **kwargs):
|
|
data = None
|
|
if "audio" in endpoint and self.settings["vk"]["use_alternative_tokens"]:
|
|
log.info("Using alternative audio methods.")
|
|
c = self.vk.client_audio
|
|
else:
|
|
c = self.vk.client
|
|
if "parent_endpoint" in kwargs:
|
|
p = kwargs["parent_endpoint"]
|
|
if "audio" in p and self.settings["vk"]["use_alternative_tokens"]:
|
|
log.info("Using alternative audio methods.")
|
|
c = self.vk.client_audio
|
|
kwargs.pop("parent_endpoint")
|
|
try:
|
|
p = getattr(c, p)
|
|
except AttributeError:
|
|
p = c
|
|
if name in self.db and "offset" in self.db[name] and show_nextpage == True:
|
|
kwargs.update(offset=self.db[name]["offset"])
|
|
else:
|
|
kwargs.update(offset=0)
|
|
log.debug("Calling endpoint %s with params %r" % (p, kwargs,))
|
|
data = getattr(p, endpoint)(*args, **kwargs)
|
|
if data != None:
|
|
if "count" not in kwargs:
|
|
kwargs["count"] = 100
|
|
# Let's handle a little exception when dealing with conversation buffers.
|
|
# the first results of the query should be reversed before being sent to order_buffer.
|
|
if type(data) == dict and "items" in data and endpoint == "getHistory" and kwargs["offset"] == 0:
|
|
data["items"].reverse()
|
|
if type(data) == dict:
|
|
num = self.order_buffer(name, data["items"], show_nextpage)
|
|
self.db[name]["offset"] = kwargs["offset"]+kwargs["count"]
|
|
if len(data["items"]) > 0 and "first_name" in data["items"][0]:
|
|
data2 = {"profiles": [], "groups": []}
|
|
for i in data["items"]:
|
|
data2["profiles"].append(i)
|
|
self.process_usernames(data2)
|
|
if "profiles" in data and "groups" in data:
|
|
self.process_usernames(data)
|
|
else:
|
|
num = self.order_buffer(name, data, show_nextpage)
|
|
self.db[name]["offset"] = kwargs["offset"]+kwargs["count"]
|
|
return num
|
|
|
|
def get_messages(self, name="", *args, **kwargs):
|
|
data = self.vk.client.messages.getHistory(*args, **kwargs)
|
|
data["items"].reverse()
|
|
if data != None:
|
|
num = self.order_buffer(name, data["items"], False)
|
|
return num
|
|
|
|
def get_users(self, user_ids=None, group_ids=None):
|
|
log.debug("Getting user information from the VK servers")
|
|
if user_ids != None:
|
|
u = self.vk.client.users.get(user_ids=user_ids, fields="uid, first_name, last_name")
|
|
for i in u:
|
|
self.db["users"][i["id"]] = dict(nom="{0} {1}".format(i["first_name"], i["last_name"]))
|
|
if group_ids != None:
|
|
g = self.vk.client.groups.getById(group_ids=group_ids, fields="name")
|
|
for i in g:
|
|
self.db["groups"][i["id"]] = dict(nom=i["name"], gen=i["name"], dat=i["name"], acc=i["name"], ins=i["name"], abl=i["name"])
|
|
|
|
def get_user(self, user_id, key="user1"):
|
|
if user_id > 0:
|
|
if user_id in self.db["users"]:
|
|
user_data = {}
|
|
user_fields = "nom, gen, ins, dat, abl, acc".split(", ")
|
|
for i in user_fields:
|
|
k = "{key}_{case}".format(key=key, case=i)
|
|
v = "{first_name} {last_name}".format(first_name=self.db["users"][user_id]["first_name_"+i], last_name=self.db["users"][user_id]["last_name_"+i])
|
|
user_data[k] = v
|
|
return user_data
|
|
# if User_id is not present in db.
|
|
else:
|
|
user = dict(id=user_id)
|
|
self.process_usernames(data=dict(profiles=[user], groups=[]))
|
|
return self.get_user(user_id)
|
|
else:
|
|
if abs(user_id) in self.db["groups"]:
|
|
user_data = {}
|
|
user_fields = "nom, gen, ins, dat, abl, acc".split(", ")
|
|
for i in user_fields:
|
|
k = "{key}_{case}".format(key=key, case=i)
|
|
v = self.db["groups"][abs(user_id)][i]
|
|
user_data[k] = v
|
|
return user_data
|
|
|
|
def process_usernames(self, data):
|
|
""" processes user IDS and saves them in a local storage system.
|
|
Every function wich needs to convert from an ID to user or community name will have to call the get_user_name function in this session object.
|
|
Every function that needs to save a set ot user ids for a future use needs to pass a data dictionary with a profiles key being a list of user objects.
|
|
It gets first and last name for people in the 6 russian cases and saves them for future reference."""
|
|
log.debug("Adding usernames to the local database...")
|
|
ids = ""
|
|
for i in data["profiles"]:
|
|
if (i["id"] in self.db["users"]) == False:
|
|
ids = ids + "{0},".format(i["id"],)
|
|
gids = ""
|
|
for i in data["groups"]:
|
|
if i["id"] not in self.db["groups"]:
|
|
self.db["groups"][i["id"]] = dict(nom=i["name"], gen=i["name"], dat=i["name"], acc=i["name"], ins=i["name"], abl=i["name"])
|
|
gids = "{0},".format(i["id"],)
|
|
user_fields = "first_name_nom, last_name_nom, first_name_gen, last_name_gen, first_name_ins, last_name_ins, first_name_dat, last_name_dat, first_name_abl, last_name_abl, first_name_acc, last_name_acc, sex"
|
|
user_fields_list = user_fields.split(", ")
|
|
if ids != "":
|
|
users = self.vk.client.users.get(user_ids=ids, fields=user_fields)
|
|
for i in users:
|
|
if i["id"] not in self.db["users"]:
|
|
userdata = {}
|
|
for field in user_fields_list:
|
|
if field in i:
|
|
userdata[field] = i[field]
|
|
self.db["users"][i["id"]] = userdata
|
|
|
|
def get_my_data(self):
|
|
log.debug("Getting user identifier...")
|
|
user = self.vk.client.users.get(fields="uid, first_name, last_name")
|
|
self.user_id = user[0]["id"] |