Merge branch 'attempt-service-account-authorization' into 'master'

Fixes service account authorization

See merge request !12

zoom-sync.rb

@@ -110,7 +110,7 @@ class GoogleDriveClient
   attr_reader :session
 
   def initialize(config)
-    @session = GoogleDrive::Session.from_config(config)
+    @session = GoogleDrive::Session.from_service_account_key(config)
   end
 
   def valid_file?(folders, filename, file_size)
@@ -288,14 +288,15 @@ class ZoomSyncher
   # Returns a config object that responds to client_id, etc.:
   # https://www.rubydoc.info/gems/google_drive/2.1.1/GoogleDrive%2FSession.from_config
   def load_gdrive_config
+    
     data =
-      if ENV['GOOGLE_DRIVE_CONFIG']
-        ENV['GOOGLE_DRIVE_CONFIG']
+      if ENV['GOOGLE_DRIVE_SERVICE_ACCOUNT_KEY']
+        ENV['GOOGLE_DRIVE_SERVICE_ACCOUNT_KEY']
       else
         File.read('config.json')
       end
 
-    JSON.parse(data, object_class: OpenStruct)
+    StringIO.new(data)
   end
 
   # Discard any audio or videos that aren't longer than 30 seconds