397 lines
No EOL
14 KiB
Python
397 lines
No EOL
14 KiB
Python
# -*- coding: utf-8 -*-
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##################################################################################################
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import json
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import requests
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import logging
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import xbmc
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import xbmcgui
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import utils
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import clientinfo
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##################################################################################################
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# Disable requests logging
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from requests.packages.urllib3.exceptions import InsecureRequestWarning
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requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
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#logging.getLogger('requests').setLevel(logging.WARNING)
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##################################################################################################
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class DownloadUtils():
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# Borg - multiple instances, shared state
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_shared_state = {}
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clientInfo = clientinfo.ClientInfo()
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addonName = clientInfo.getAddonName()
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# Requests session
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s = None
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timeout = 30
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def __init__(self):
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self.__dict__ = self._shared_state
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def logMsg(self, msg, lvl=1):
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className = self.__class__.__name__
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utils.logMsg("%s %s" % (self.addonName, className), msg, lvl)
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def setUsername(self, username):
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# Reserved for userclient only
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self.username = username
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self.logMsg("Set username: %s" % username, 2)
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def setUserId(self, userId):
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# Reserved for userclient only
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self.userId = userId
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self.logMsg("Set userId: %s" % userId, 2)
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def setServer(self, server):
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# Reserved for userclient only
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self.server = server
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self.logMsg("Set server: %s" % server, 2)
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def setToken(self, token):
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# Reserved for userclient only
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self.token = token
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self.logMsg("Set token: %s" % token, 2)
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def setSSL(self, ssl, sslclient):
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# Reserved for userclient only
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self.sslverify = ssl
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self.sslclient = sslclient
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self.logMsg("Verify SSL host certificate: %s" % ssl, 2)
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self.logMsg("SSL client side certificate: %s" % sslclient, 2)
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def postCapabilities(self, deviceId):
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# Post settings to session
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url = "{server}/emby/Sessions/Capabilities/Full?format=json"
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data = {
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'PlayableMediaTypes': "Audio,Video",
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'SupportsMediaControl': True,
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'SupportedCommands': (
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"MoveUp,MoveDown,MoveLeft,MoveRight,Select,"
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"Back,ToggleContextMenu,ToggleFullscreen,ToggleOsdMenu,"
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"GoHome,PageUp,NextLetter,GoToSearch,"
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"GoToSettings,PageDown,PreviousLetter,TakeScreenshot,"
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"VolumeUp,VolumeDown,ToggleMute,SendString,DisplayMessage,"
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"SetAudioStreamIndex,SetSubtitleStreamIndex,"
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"Mute,Unmute,SetVolume,"
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"Play,Playstate,PlayNext"
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)
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}
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self.logMsg("Capabilities URL: %s" % url, 2)
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self.logMsg("Postdata: %s" % data, 2)
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self.downloadUrl(url, postBody=data, type="POST")
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self.logMsg("Posted capabilities to %s" % self.server, 2)
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# Attempt at getting sessionId
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url = "{server}/emby/Sessions?DeviceId=%s&format=json" % deviceId
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result = self.downloadUrl(url)
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try:
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sessionId = result[0]['Id']
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except (KeyError, TypeError):
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self.logMsg("Failed to retrieve sessionId.", 1)
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else:
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self.logMsg("Session: %s" % result, 2)
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self.logMsg("SessionId: %s" % sessionId, 1)
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utils.window('emby_sessionId', value=sessionId)
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# Post any permanent additional users
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additionalUsers = utils.settings('additionalUsers')
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if additionalUsers:
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additionalUsers = additionalUsers.split(',')
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self.logMsg(
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"List of permanent users added to the session: %s"
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% additionalUsers, 1)
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# Get the user list from server to get the userId
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url = "{server}/emby/Users?format=json"
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result = self.downloadUrl(url)
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for additional in additionalUsers:
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addUser = additional.decode('utf-8').lower()
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# Compare to server users to list of permanent additional users
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for user in result:
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username = user['Name'].lower()
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if username in addUser:
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userId = user['Id']
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url = (
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"{server}/emby/Sessions/%s/Users/%s?format=json"
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% (sessionId, userId)
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)
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self.downloadUrl(url, postBody={}, type="POST")
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def startSession(self):
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self.deviceId = self.clientInfo.getDeviceId()
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# User is identified from this point
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# Attach authenticated header to the session
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verify = False
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header = self.getHeader()
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# If user enabled host certificate verification
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try:
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verify = self.sslverify
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if self.sslclient is not None:
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verify = self.sslclient
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except:
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self.logMsg("Could not load SSL settings.", 1)
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# Start session
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self.s = requests.Session()
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self.s.headers = header
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self.s.verify = verify
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# Retry connections to the server
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self.s.mount("http://", requests.adapters.HTTPAdapter(max_retries=1))
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self.s.mount("https://", requests.adapters.HTTPAdapter(max_retries=1))
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self.logMsg("Requests session started on: %s" % self.server, 1)
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def stopSession(self):
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try:
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self.s.close()
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except:
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self.logMsg("Requests session could not be terminated.", 1)
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def getHeader(self, authenticate=True):
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deviceName = self.clientInfo.getDeviceName()
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deviceName = utils.normalize_string(deviceName.encode('utf-8'))
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deviceId = self.clientInfo.getDeviceId()
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version = self.clientInfo.getVersion()
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if not authenticate:
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# If user is not authenticated
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auth = (
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'MediaBrowser Client="Kodi", Device="%s", DeviceId="%s", Version="%s"'
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% (deviceName, deviceId, version))
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header = {
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'Content-type': 'application/json',
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'Accept-encoding': 'gzip',
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'Accept-Charset': 'UTF-8,*',
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'Authorization': auth
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}
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self.logMsg("Header: %s" % header, 2)
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else:
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userId = self.userId
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token = self.token
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# Attached to the requests session
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auth = (
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'MediaBrowser UserId="%s", Client="Kodi", Device="%s", DeviceId="%s", Version="%s"'
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% (userId, deviceName, deviceId, version))
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header = {
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'Content-type': 'application/json',
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'Accept-encoding': 'gzip',
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'Accept-Charset': 'UTF-8,*',
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'Authorization': auth,
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'X-MediaBrowser-Token': token
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}
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self.logMsg("Header: %s" % header, 2)
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return header
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def downloadUrl(self, url, postBody=None, type="GET", parameters=None, authenticate=True):
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self.logMsg("=== ENTER downloadUrl ===", 2)
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default_link = ""
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try:
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# If user is authenticated
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if (authenticate):
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# Get requests session
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try:
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s = self.s
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# Replace for the real values
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url = url.replace("{server}", self.server)
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url = url.replace("{UserId}", self.userId)
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# Prepare request
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if type == "GET":
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r = s.get(url, json=postBody, params=parameters, timeout=self.timeout)
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elif type == "POST":
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r = s.post(url, json=postBody, timeout=self.timeout)
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elif type == "DELETE":
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r = s.delete(url, json=postBody, timeout=self.timeout)
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except AttributeError:
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# request session does not exists
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# Get user information
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self.userId = utils.window('emby_currUser')
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self.server = utils.window('emby_server%s' % self.userId)
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self.token = utils.window('emby_accessToken%s' % self.userId)
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header = self.getHeader()
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verifyssl = False
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cert = None
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# IF user enables ssl verification
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if utils.settings('sslverify') == "true":
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verifyssl = True
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if utils.settings('sslcert') != "None":
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verifyssl = utils.settings('sslcert')
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# Replace for the real values
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url = url.replace("{server}", self.server)
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url = url.replace("{UserId}", self.userId)
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# Prepare request
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if type == "GET":
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r = requests.get(url,
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json=postBody,
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params=parameters,
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headers=header,
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timeout=self.timeout,
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verify=verifyssl)
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elif type == "POST":
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r = requests.post(url,
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json=postBody,
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headers=header,
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timeout=self.timeout,
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verify=verifyssl)
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elif type == "DELETE":
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r = requests.delete(url,
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json=postBody,
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headers=header,
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timeout=self.timeout,
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verify=verifyssl)
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# If user is not authenticated
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elif not authenticate:
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header = self.getHeader(authenticate=False)
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verifyssl = False
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# If user enables ssl verification
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try:
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verifyssl = self.sslverify
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if self.sslclient is not None:
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verifyssl = self.sslclient
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except AttributeError:
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pass
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# Prepare request
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if type == "GET":
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r = requests.get(url,
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json=postBody,
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params=parameters,
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headers=header,
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timeout=self.timeout,
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verify=verifyssl)
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elif type == "POST":
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r = requests.post(url,
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json=postBody,
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headers=header,
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timeout=self.timeout,
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verify=verifyssl)
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##### THE RESPONSE #####
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self.logMsg(r.url, 2)
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if r.status_code == 204:
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# No body in the response
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self.logMsg("====== 204 Success ======", 2)
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elif r.status_code == requests.codes.ok:
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try:
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# UNICODE - JSON object
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r = r.json()
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self.logMsg("====== 200 Success ======", 2)
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self.logMsg("Response: %s" % r, 2)
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return r
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except:
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if r.headers.get('content-type') != "text/html":
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self.logMsg("Unable to convert the response for: %s" % url, 1)
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else:
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r.raise_for_status()
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##### EXCEPTIONS #####
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except requests.exceptions.ConnectionError as e:
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# Make the addon aware of status
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if utils.window('emby_online') != "false":
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self.logMsg("Server unreachable at: %s" % url, 0)
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self.logMsg(e, 2)
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utils.window('emby_online', value="false")
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except requests.exceptions.ConnectTimeout as e:
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self.logMsg("Server timeout at: %s" % url, 0)
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self.logMsg(e, 1)
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except requests.exceptions.HTTPError as e:
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if r.status_code == 401:
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# Unauthorized
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status = utils.window('emby_serverStatus')
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if 'X-Application-Error-Code' in r.headers:
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# Emby server errors
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if r.headers['X-Application-Error-Code'] == "ParentalControl":
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# Parental control - access restricted
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utils.window('emby_serverStatus', value="restricted")
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xbmcgui.Dialog().notification(
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heading="Emby server",
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message="Access restricted.",
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icon=xbmcgui.NOTIFICATION_ERROR,
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time=5000)
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return False
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elif r.headers['X-Application-Error-Code'] == "UnauthorizedAccessException":
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# User tried to do something his emby account doesn't allow
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pass
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elif status not in ("401", "Auth"):
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# Tell userclient token has been revoked.
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utils.window('emby_serverStatus', value="401")
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self.logMsg("HTTP Error: %s" % e, 0)
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xbmcgui.Dialog().notification(
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heading="Error connecting",
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message="Unauthorized.",
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icon=xbmcgui.NOTIFICATION_ERROR)
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return 401
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elif r.status_code in (301, 302):
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# Redirects
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pass
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elif r.status_code == 400:
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# Bad requests
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pass
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except requests.exceptions.SSLError as e:
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self.logMsg("Invalid SSL certificate for: %s" % url, 0)
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self.logMsg(e, 1)
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except requests.exceptions.RequestException as e:
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self.logMsg("Unknown error connecting to: %s" % url, 0)
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self.logMsg(e, 1)
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return default_link |