Add Exceptions

docs/api.rst

@@ -38,3 +38,15 @@ Models
 .. autoclass:: flask_discord.models.UserConnection
     :members:
     :inherited-members:
+
+
+Exceptions
+----------
+
+.. autoclass:: flask_discord.exceptions.HttpException
+    :members:
+    :inherited-members:
+
+.. autoclass:: flask_discord.exceptions.Unauthorized
+    :members:
+    :inherited-members:

flask_discord/_http.py

@@ -2,6 +2,7 @@ import os
 import abc
 
 from . import configs
+from . import exceptions
 
 from flask import session, jsonify
 from requests_oauthlib import OAuth2Session
@@ -87,8 +88,19 @@ class DiscordOAuth2HttpClient(abc.ABC):
         -------
         dict
             Dictionary containing received from sent HTTP GET request.
+
+        Raises
+        ------
+        flask_discord.exceptions.Unauthorized
+            Raises :py:class:`flask_discord.exceptions.Unauthorized` if current user is not authorized.
+
         """
-        return self._make_session().get(configs.API_BASE_URL + route).json()
+        response = self._make_session().get(configs.API_BASE_URL + route)
+
+        if response.status_code == 401:
+            raise exceptions.Unauthorized
+
+        return response.json()
 
     def get_json(self):
         discord_session = self._make_session(token=session.get("discord_oauth2_token"))

flask_discord/exceptions.py

@@ -0,0 +1,6 @@
+class HttpException(Exception):
+    """Base Exception class representing a HTTP exception."""
+
+
+class Unauthorized(HttpException):
+    """A HTTP Exception raised when user is not authorized."""