Get a machineIdentifier if it is missing

- E.g. when PMS IP was entered manually

resources/lib/PlexFunctions.py

@@ -383,7 +383,7 @@ def GetPlexPlaylist(itemid, librarySectionUUID, mediatype='movie'):
     try:
         xml[0].tag
     except (IndexError, TypeError, AttributeError):
-        logMsg("Error retrieving metadata for %s" % url, -1)
+        logMsg(title, "Error retrieving metadata for %s" % url, -1)
         return None
     return xml
 
@@ -425,16 +425,16 @@ def PMSHttpsEnabled(url):
                                headers={},
                                timeout=(3, 10))
         except requests.exceptions.ConnectionError as e:
-            logMsg("Server is offline or cannot be reached. Url: %s, "
-                   "Error message: %s" % (url, e), -1)
+            logMsg(title, "Server is offline or cannot be reached. Url: %s"
+                   ", Error message: %s" % (url, e), -1)
             return None
         except requests.exceptions.ReadTimeout:
-            logMsg("Server timeout reached for Url %s" % url, -1)
+            logMsg(title, "Server timeout reached for Url %s" % url, -1)
             return None
         else:
             answer = False
     except requests.exceptions.ReadTimeout:
-        logMsg("Server timeout reached for Url %s" % url, -1)
+        logMsg(title, "Server timeout reached for Url %s" % url, -1)
         return None
     if res.status_code == requests.codes.ok:
         return answer
@@ -442,6 +442,26 @@ def PMSHttpsEnabled(url):
         return None
 
 
+def GetMachineIdentifier(url):
+    """
+    Returns the unique PMS machine identifier of url
+
+    Returns None if something went wrong
+    """
+    xml = downloadutils.DownloadUtils().downloadUrl(
+        url + '/identity', type="GET")
+    try:
+        xml.attrib
+    except:
+        logMsg(title, 'Could not get the PMS machineIdentifier for %s'
+               % url, -1)
+        return None
+    machineIdentifier = xml.attrib.get('machineIdentifier')
+    logMsg(title, 'Found machineIdentifier %s for %s'
+           % (machineIdentifier, url), 1)
+    return machineIdentifier
+
+
 def scrobble(ratingKey, state):
     """
     Tells the PMS to set an item's watched state to state="watched" or
@@ -458,4 +478,4 @@ def scrobble(ratingKey, state):
     else:
         return
     downloadutils.DownloadUtils().downloadUrl(url, type="GET")
-    logMsg("Toggled watched state for Plex item %s" % ratingKey, 1)
+    logMsg(title, "Toggled watched state for Plex item %s" % ratingKey, 1)

resources/lib/userclient.py

@@ -13,6 +13,7 @@ import utils
 import downloadutils
 
 import PlexAPI
+from PlexFunctions import GetMachineIdentifier
 
 ###############################################################################
 
@@ -76,11 +77,11 @@ class UserClient(threading.Thread):
         settings = utils.settings
 
         # Original host
-        self.machineIdentifier = settings('plex_machineIdentifier')
         self.servername = settings('plex_servername')
         HTTPS = settings('https') == "true"
         host = settings('ipaddress')
         port = settings('port')
+        self.machineIdentifier = settings('plex_machineIdentifier')
 
         server = host + ":" + port
 
@@ -94,6 +95,12 @@ class UserClient(threading.Thread):
         # If https is false
         elif prefix and not HTTPS:
             server = "http://%s" % server
+        # User entered IP; we need to get the machineIdentifier
+        if self.machineIdentifier == '' and prefix is True:
+            self.machineIdentifier = GetMachineIdentifier(server)
+            if self.machineIdentifier is None:
+                self.machineIdentifier = ''
+            settings('plex_machineIdentifier', value=self.machineIdentifier)
         self.logMsg('Returning active server: %s' % server)
         return server