socializer/src/sessionmanager/session.py

357 lines
14 KiB
Python

# -*- coding: utf-8 -*-
import time
import arrow
import languageHandler
import paths
import vkSessionHandler
import logging
import utils
import sound
from config_utils import Configuration, ConfigurationResetException
from pubsub import pub
from vk.exceptions import VkAPIError
log = logging.getLogger("session")
sessions = {}
# Saves 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 doesn't have an own identifier.
identifiers = ["aid", "gid", "uid", "pid", "id", "post_id", "nid", "date"]
def find_item(list, item):
""" Finds an item in a list by taking an identifier"""
# determines the kind of identifier that we are using
global identifiers
identifier = None
for i in identifiers:
if item.has_key(i):
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" % (item.keys(),))
for i in list:
if i.has_key(identifier) and i[identifier] == item[identifier]:
return True
return False
def add_attachment(attachment):
""" Adds information about attachment files in posts. It only adds the text, I mean, no attachment file is added here.
This will produce a result like 'Title of a web page: http://url.xxx', etc."""
msg = u""
if attachment["type"] == "link":
msg = u"{0}: {1}".format(attachment["link"]["title"], attachment["link"]["url"])
elif attachment["type"] == "photo":
msg = attachment["photo"]["text"]
if msg == "":
return _(u"photo with no description available")
elif attachment["type"] == "video":
msg = _(u"video: {0}").format(attachment["video"]["title"],)
return msg
def add_text(status):
""" This shorts the text to 140 characters for displaying it in the list control."""
message = ""
if status.has_key("copy_history"):
txt = status["copy_history"][0]["text"]
else:
txt = status["text"]
if len(txt) < 140:
message = utils.clean_text(txt)
else:
message = utils.clean_text(txt[:139])
return message
def compose_person(status, session):
if status.has_key("last_seen"):
original_date = arrow.get(status["last_seen"]["time"])
# Translators: This is the date of last seen
last_seen = _(u"{0}").format(original_date.humanize(locale=languageHandler.getLanguage()),)
elif status.has_key("last_seen") == False and status.has_key("deactivated"):
last_seen = _(u"Account deactivated")
return [u"{0} {1}".format(status["first_name"], status["last_name"]), last_seen]
def compose_new(status, session):
""" This method is used to compose an item of the news feed."""
user = session.get_user_name(status["source_id"], case_name="nom")
if status.has_key("copy_history"):
user = _(u"{0} has shared the {1}'s post").format(user, session.get_user_name(status["copy_history"][0]["owner_id"]))
message = ""
original_date = arrow.get(status["date"])
created_at = original_date.humanize(locale=languageHandler.getLanguage())
if status["type"] == "post":
message += add_text(status)
if status.has_key("attachment") and len(status["attachment"]) > 0:
message += add_attachment(status["attachment"])
if message == "":
message = "no description available"
elif status["type"] == "audio":
# removes deleted audios.
status["audio"] = clean_audio(status["audio"])
if status["audio"]["count"] == 1:
message = _(u"{0} has added an audio: {1}").format(user, u", ".join(compose_audio(status["audio"]["items"][0], session)),)
else:
prem = ""
for i in xrange(0, status["audio"]["count"]):
composed_audio = compose_audio(status["audio"]["items"][i], session)
prem += u"{0} - {1}, ".format(composed_audio[0], composed_audio[1])
message = _(u"{0} has added {1} audios: {2}").format(user, status["audio"]["count"], prem)
elif status["type"] == "friend":
msg_users = u""
if status.has_key("friends"):
for i in status["friends"]["items"]:
msg_users = msg_users + u"{0}, ".format(session.get_user_name(i["user_id"], "nom"))
else:
print status.keys()
message = _(u"{0} hadded friends: {1}").format(user, msg_users)
elif status["type"] == "video":
if status["video"]["count"] == 1:
message = _(u"{0} has added a video: {1}").format(user, u", ".join(compose_video(status["video"]["items"][0], session)),)
else:
prem = ""
for i in xrange(0, status["video"]["count"]):
composed_video = compose_video(status["video"]["items"][i], session)
prem += u"{0} - {1}, ".format(composed_video[0], composed_video[1])
message = _(u"{0} has added {1} videos: {2}").format(user, status["video"]["count"], prem)
else:
if status["type"] != "post": print status
return [user, message, created_at]
def clean_audio(audio):
for i in audio["items"][:]:
if type(i) == bool:
audio["items"].remove(i)
audio["count"] = audio["count"] -1
return audio
def compose_message(message, session):
user = session.get_user_name(message["from_id"], "nom")
original_date = arrow.get(message["date"])
created_at = original_date.format(_(u"dddd, MMMM D, YYYY H:m:s"), locale=languageHandler.getLanguage())
body = message["body"]
return [u"{2}, {0} {1}".format(body, created_at, user)]
def compose_status(status, session):
user = session.get_user_name(status["from_id"], "nom")
if status.has_key("copy_history"):
user = _(u"{0} has shared the {1}'s post").format(user, session.get_user_name(status["copy_history"][0]["owner_id"]))
message = ""
original_date = arrow.get(status["date"])
created_at = original_date.humanize(locale=languageHandler.getLanguage())
if status.has_key("copy_owner_id"):
user = _(u"{0} has shared the {1}'s post").format(user, session.get_user_name(status["copy_owner_id"]))
if status["post_type"] == "post" or status["post_type"] == "copy":
message += add_text(status)
if status.has_key("attachment") and len(status["attachment"]) > 0:
message += add_attachment(status["attachment"])
if message == "":
message = "no description available"
return [user, message, created_at]
def compose_audio(audio, session=None):
if audio == False: return [_(u"Audio removed from library"), "", ""]
return [audio["title"], audio["artist"], utils.seconds_to_string(audio["duration"])]
def compose_video(video, session=None):
if video == False: return [_(u"Audio removed from library"), "", ""]
return [video["title"], video["description"], utils.seconds_to_string(video["duration"])]
class vkSession(object):
def order_buffer(self, name, data, show_nextpage):
""" Put new items on the local database. Useful for cursored buffers
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"""
first_addition = False
num = 0
if self.db.has_key(name) == False:
self.db[name] = {}
self.db[name]["items"] = []
first_addition = True
for i in data:
if i.has_key("type") and (i["type"] == "wall_photo" or i["type"] == "photo_tag" or i["type"] == "photo"):
log.debug("Skipping unsupported item... %r" % (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"] = {}
@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(paths.config_path(file_), paths.app_path("session.defaults"))
self.soundplayer = sound.soundSystem(self.settings["sound"])
# except:
# log.exception("The session configuration has failed.")
def login(self):
""" Login using credentials from settings.
if the user account isn't authorised, it'll call self.authorise() before login.
If the access_token has expired, it will call authorise() too, for getting a new access token."""
if self.settings["vk"]["token"] != None:
# Handle special case where you get identical access tokens for two IP addresses.
# See https://github.com/manuelcortez/socializer/issues/11
try:
result = self.vk.login_access_token(self.settings["vk"]["token"])
self.logged = True
log.debug("Logged.")
if result == False:
self.authorise()
except VkAPIError as err:
if err.code == 5:
self.authorise()
else:
self.authorise()
self.get_my_data()
def authorise(self):
try:
self.vk.login(self.settings["vk"]["user"], self.settings["vk"]["password"])
self.settings["vk"]["token"] = self.vk.client._session.access_token
self.settings.write()
except:
self.settings["vk"]["user"] = ""
self.settings["vk"]["password"] = ""
self.settings.write()
pub.sendMessage("authorisation-failed")
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 self.db[name].has_key("cursor"):
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:
if show_nextpage == False:
self.process_usernames(data)
# else:
# print data.keys(), len(data["items"]), data["next_from"]
num = self.order_buffer(name, data["items"], show_nextpage)
log.debug("Keys of the returned data for debug purposes: %r" % (data.keys(),))
if data.has_key("next_from"):
self.db[name]["cursor"] = data["next_from"]
return num
def get_page(self, name="", show_nextpage=False, endpoint="", *args, **kwargs):
data = None
if kwargs.has_key("parent_endpoint"):
p = kwargs["parent_endpoint"]
kwargs.pop("parent_endpoint")
p = getattr(self.vk.client, p)
log.debug("Calling endpoint %s with params %r" % (p, kwargs,))
data = getattr(p, endpoint)(*args, **kwargs)
if data != None:
if type(data) == dict:
num = self.order_buffer(name, data["items"], show_nextpage)
if len(data["items"]) > 0 and data["items"][0].has_key("first_name"):
data2 = {"profiles": [], "groups": []}
for i in data["items"]:
data2["profiles"].append(i)
self.process_usernames(data2)
if data.has_key("profiles") and data.has_key("groups"):
self.process_usernames(data)
else:
num = self.order_buffer(name, data, show_nextpage)
return num
def get_messages(self, name="", *args, **kwargs):
data = self.vk.client.messages.getHistory(*args, **kwargs)
if data != None:
num = self.order_buffer(name, data["items"], False)
return num
def get_user_name(self, user_id, case_name="gen"):
if user_id > 0:
if self.db["users"].has_key(user_id):
if self.db["users"][user_id].has_key(case_name):
return self.db["users"][user_id][case_name]
else:
return self.db["users"][user_id]["nom"]
else:
return "no specified user"
else:
if self.db["groups"].has_key(abs(user_id)):
return self.db["groups"][abs(user_id)]["nom"]
else:
return "no specified community"
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"]] = u"{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"]] = i["name"]
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.
For russian, it gets the genitive case of every name for future use."""
log.debug("Adding usernames to the local database...")
ids = ""
for i in data["profiles"]:
if self.db["users"].has_key(i["id"]) == False:
self.db["users"][i["id"]] = dict(nom=u"{0} {1}".format(i["first_name"], i["last_name"]))
ids = ids + "{0},".format(i["id"],)
gids = ""
for i in data["groups"]:
self.db["groups"][i["id"]] = dict(nom=i["name"])
gids = "{0},".format(i["id"],)
if not "ru" in languageHandler.getLanguage():
return
if ids != "":
users_genitive = self.vk.client.users.get(user_ids=ids, fields="first_name, last_name", name_case="gen")
users_instrumental = self.vk.client.users.get(user_ids=ids, fields="first_name, last_name", name_case="ins")
for i in users_genitive:
if self.db["users"].has_key(i["id"]):
self.db["users"][i["id"]]["gen"] = u"{0} {1}".format(i["first_name"], i["last_name"])
for i in users_instrumental:
if self.db["users"].has_key(i["id"]):
self.db["users"][i["id"]]["ins"] = u"{0} {1}".format(i["first_name"], i["last_name"])
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"]
# self.db["users"][self.user_id] = u"{0} {1}".format(user[0]["first_name"], user[0]["last_name"])