import xbmc import xbmcgui import xbmcaddon import requests import json import logging import Utils as utils from ClientInformation import ClientInformation from requests.packages.urllib3.exceptions import InsecureRequestWarning # Disable requests logging requests.packages.urllib3.disable_warnings(InsecureRequestWarning) logging.getLogger("requests").setLevel(logging.WARNING) class DownloadUtils(): # Borg - multiple instances, shared state _shared_state = {} clientInfo = ClientInformation() addonName = clientInfo.getAddonName() addonId = clientInfo.getAddonId() addon = xbmcaddon.Addon(id=addonId) WINDOW = xbmcgui.Window(10000) # Requests session s = None timeout = 30 def __init__(self): self.__dict__ = self._shared_state def logMsg(self, msg, lvl=1): self.className = self.__class__.__name__ utils.logMsg("%s %s" % (self.addonName, self.className), msg, int(lvl)) def setUsername(self, username): # Reserved for UserClient only self.username = username self.logMsg("Set username: %s" % username, 2) def setUserId(self, userId): # Reserved for UserClient only self.userId = userId self.logMsg("Set userId: %s" % userId, 2) def setServer(self, server): # Reserved for UserClient only self.server = server self.logMsg("Set server: %s" % server, 2) def setToken(self, token): # Reserved for UserClient only self.token = token self.logMsg("Set token: %s" % token, 2) def setSSL(self, ssl, sslclient): # Reserved for UserClient only self.sslverify = ssl self.sslclient = sslclient self.logMsg("Verify SSL host certificate: %s" % ssl, 2) self.logMsg("SSL client side certificate: %s" % sslclient, 2) def postCapabilities(self, deviceId): # Get sessionId url = "{server}/mediabrowser/Sessions?DeviceId=%s&format=json" % deviceId result = self.downloadUrl(url) # sessionId result self.logMsg("Session result: %s" % result, 2) self.sessionId = result[0][u'Id'] self.WINDOW.setProperty('sessionId%s' % self.username, self.sessionId) # Settings for capabilities playableMediaTypes = "Audio,Video" supportedCommands = "Play,Playstate,SendString,DisplayMessage,PlayNext" # Post settings to sessionId url = "{server}/mediabrowser/Sessions/Capabilities?Id=%s&PlayableMediaTypes=%s&SupportedCommands=%s&SupportsMediaControl=True" % (self.sessionId, playableMediaTypes, supportedCommands) data = {} self.logMsg("Capabilities URL: %s" % url, 2) self.logMsg("PostData: %s" % data, 2) self.downloadUrl(url, postBody=data, type="POST") self.logMsg("Posted capabilities to sessionId: %s" % self.sessionId, 1) def startSession(self): self.deviceId = self.clientInfo.getMachineId() # User is identified from this point # Attach authenticated header to the session verify = None cert = None header = self.getHeader() # If user enabled host certificate verification if self.sslverify: verify = True cert = self.sslclient # Start session self.s = requests.Session() self.s.headers = header self.s.verify = verify self.s.cert = cert # Retry connections to the server self.s.mount("http://", requests.adapters.HTTPAdapter(max_retries=1)) self.s.mount("https://", requests.adapters.HTTPAdapter(max_retries=1)) self.logMsg("Requests session started on: %s" % self.server) self.postCapabilities(self.deviceId) def imageUrl(self, id, type, index, width, height): # To move to API.py return "%s/mediabrowser/Items/%s/Images/%s?MaxWidth=%s&MaxHeight=%s&Index=%s" % (self.server, id, type, width, height, index) def getHeader(self, authenticate=True): clientInfo = self.clientInfo deviceName = clientInfo.getDeviceName() deviceId = clientInfo.getMachineId() version = clientInfo.getVersion() if not authenticate: # If user is not authenticated auth = 'MediaBrowser Client="Kodi", Device="%s", DeviceId="%s", Version="%s"' % (deviceName, deviceId, version) header = {'Content-type': 'application/json', 'Accept-encoding': 'gzip', 'Accept-Charset': 'UTF-8,*', 'Authorization': auth} self.logMsg("Header: %s" % header, 2) return header else: userId = self.userId token = self.token # Attached to the requests session auth = 'MediaBrowser UserId="%s", Client="Kodi", Device="%s", DeviceId="%s", Version="%s"' % (userId, deviceName, deviceId, version) header = {'Content-type': 'application/json', 'Accept-encoding': 'gzip', 'Accept-Charset': 'UTF-8,*', 'Authorization': auth, 'X-MediaBrowser-Token': token} self.logMsg("Header: %s" % header, 2) return header def downloadUrl(self, url, postBody=None, type="GET", authenticate=True): self.logMsg("=== ENTER downloadUrl ===", 2) WINDOW = self.WINDOW timeout = self.timeout default_link = "" # If user is authenticated if (authenticate): # Get requests session s = self.s # Replace for the real values and append api_key url = url.replace("{server}", self.server, 1) url = url.replace("{UserId}", self.userId, 1) #url = "%s&api_key=%s" % (url, self.token) self.logMsg("URL: %s" % url, 2) # Prepare request if type == "GET": r = s.get(url, json=postBody, timeout=timeout) elif type == "POST": r = s.post(url, json=postBody, timeout=timeout) elif type == "DELETE": r = s.delete(url, json=postBody, timeout=timeout) # If user is not authenticated elif not authenticate: self.logMsg("URL: %s" % url, 1) header = self.getHeader(authenticate=False) verifyssl = False # If user enables ssl verification try: verifyssl = self.sslverify except AttributeError: pass # Prepare request if type == "GET": r = requests.get(url, json=postBody, headers=header, timeout=timeout, verify=verifyssl) elif type == "POST": r = requests.post(url, json=postBody, headers=header, timeout=timeout, verify=verifyssl) # Process the response try: r.raise_for_status() if r.status_code == 204: # No response in body self.logMsg("====== 204 Success ======", 2) return default_link # Response code 200 elif r.status_code == requests.codes.ok: try: # UTF-8 - JSON object r = r.json() self.logMsg("====== 200 Success ======", 2) return r except: self.logMsg("Unable to convert the response for: %s" % url, 1) return default_link # TO REVIEW EXCEPTIONS except requests.exceptions.ConnectionError as e: self.logMsg("Server unreachable at: %s" % url, 0) self.logMsg(e, 1) except requests.exceptions.ConnectTimeout as e: self.logMsg("Server timeout at: %s" % url, 0) self.logMsg(e, 1) except requests.exceptions.HTTPError as e: if r.status_code == 401: # Unauthorized status = WINDOW.getProperty("Server_status") if (status == "401") or (status == "Auth"): pass else: # Tell UserClient token has been revoked. WINDOW.setProperty("Server_status", "401") self.logMsg("HTTP Error: %s" % e, 0) elif (r.status_code == 301) or (r.status_code == 302): # Redirects pass elif r.status_code == 400: # Bad requests pass except requests.exceptions.SSLError as e: self.logMsg("Invalid SSL certificate for: %s" % url, 0) self.logMsg(e, 1) except requests.exceptions.RequestException as e: self.logMsg("Unknown error connecting to: %s" % url, 0) self.logMsg(e, 1) return default_link