Builds the URL to the authorization endpoint.

Example

def authorize_url(client, params) do
  client
  |> put_param(:response_type, "code")
  |> put_param(:client_id, client.client_id)
  |> put_param(:redirect_uri, client.redirect_uri)
  |> merge_params(params)
end

Callback implementation for OAuth2.Strategy.authorize_url/2.

Provides the authorize url for the request phase of Ueberauth. No need to call this usually.

Construct a client for requests to Google.

This will be setup automatically for you in Ueberauth.Strategy.Google.

These options are only useful for usage outside the normal callback phase of Ueberauth.

Builds the URL to the token endpoint.

Example

def get_token(client, params, headers) do
  client
  |> put_param(:code, params[:code])
  |> put_param(:grant_type, "authorization_code")
  |> put_param(:client_id, client.client_id)
  |> put_param(:client_secret, client.client_secret)
  |> put_param(:redirect_uri, client.redirect_uri)
  |> merge_params(params)
  |> put_headers(headers)
end

Callback implementation for OAuth2.Strategy.get_token/3.