Google Analytics 3.0 auth flow
问题 EDIT: Originally this question asked how I could authenticate with the Google Analytics API using only my API key. As vlatko pointed out, this isn't possible. Now I'm just focused on getting OAuth2 to work. I will be trying vlatko's suggestions when I get a chance and will update the question. In the meantime, feel free to contribute answers with anything you think I'm missing. ORIGINAL QUESTION: I'm trying to make requests to the Google Analytics API. I'm walking through the Hello Analytics