Pull out bitbucket trigger validation into validator class

util/config/validators/validate_bitbucket_trigger.py

@@ -0,0 +1,29 @@
+from bitbucket import BitBucket
+
+from app import get_app_url
+from util.config.validators import BaseValidator, ConfigValidationException
+
+class BitbucketTriggerValidator(BaseValidator):
+  name = "bitbucket-trigger"
+
+  @classmethod
+  def validate(cls, config, user, user_password):
+    """ Validates the config for BitBucket. """
+    trigger_config = config.get('BITBUCKET_TRIGGER_CONFIG')
+    if not trigger_config:
+      raise ConfigValidationException('Missing client ID and client secret')
+
+    if not trigger_config.get('CONSUMER_KEY'):
+      raise ConfigValidationException('Missing Consumer Key')
+
+    if not trigger_config.get('CONSUMER_SECRET'):
+      raise ConfigValidationException('Missing Consumer Secret')
+
+    key = trigger_config['CONSUMER_KEY']
+    secret = trigger_config['CONSUMER_SECRET']
+    callback_url = '%s/oauth1/bitbucket/callback/trigger/' % (get_app_url())
+
+    bitbucket_client = BitBucket(key, secret, callback_url)
+    (result, _, _) = bitbucket_client.get_authorization_url()
+    if not result:
+      raise ConfigValidationException('Invalid consumer key or secret')