remove oauthlib dependency, Jarvis limitation

Author: anxdpanic

addon.xml

@@ -4,7 +4,6 @@
         <import addon="xbmc.python" version="2.1.0"/>
         <import addon="script.module.six" version="1.9.0"/>
         <import addon="script.module.requests" version="2.9.1"/>
-        <import addon="script.module.oauthlib"/>
     </requires>
     <extension point="xbmc.python.module" library="resources/lib"/>
     <extension point="xbmc.addon.metadata">

resources/lib/twitch/oauth.py

@@ -2,16 +2,31 @@
 
 from twitch import CLIENT_ID
 from twitch import scopes
-from oauthlib.oauth2 import MobileApplicationClient
+from six.moves.urllib_parse import urlsplit, urlencode
 
 
 class MobileClient:
     _auth_base_url = 'https://api.twitch.tv/kraken/oauth2/authorize'
 
     def __init__(self, client_id=''):
         self.client_id = client_id if client_id else CLIENT_ID
-        self.client = MobileApplicationClient(client_id=client_id)
-        self.parse_request_uri_response = self.client.parse_request_uri_response
 
-    def prepare_request_uri(self, redirect_uri='http://localhost:3000/', scope=list()):
-        return self.client.prepare_request_uri(self._auth_base_url, redirect_uri=redirect_uri, scope=scope)
+    def prepare_request_uri(self, redirect_uri='http://localhost:3000/', scope=list(), force_verify=False, state=''):
+        params = {'response_type': 'token',
+                  'client_id': self.client_id,
+                  'redirect_uri': redirect_uri,
+                  'scope': ' '.join(scope),
+                  'force_verify': str(force_verify).lower(),
+                  'state': state}
+        params = urlencode(params)
+        url = '{base_uri}?{params}'.format(base_uri=self._auth_base_url, params=params)
+        return url
+
+    @staticmethod
+    def parse_implicit_response(url):
+        pairs = urlsplit(url).fragment.split('&')
+        fragment = dict()
+        for pair in pairs:
+            key, value = pair.split('=')
+            fragment[key] = value
+        return {'access_token': fragment.get('access_token'), 'scope': fragment.get('scope', '').split('+'), 'state': fragment.get('state')}