Delete maillogs if a campaign is deleted. Fixes #1318

models/campaign.go

@@ -568,6 +568,11 @@ func DeleteCampaign(id int64) error {
 		log.Error(err)
 		return err
 	}
+	err = db.Where("campaign_id=?", id).Delete(&MailLog{}).Error
+	if err != nil {
+		log.Error(err)
+		return err
+	}
 	// Delete the campaign
 	err = db.Delete(&Campaign{Id: id}).Error
 	if err != nil {

models/campaign_test.go

@@ -105,3 +105,17 @@ func (s *ModelsSuite) TestLaunchCampaignMaillogStatus(c *check.C) {
 		c.Assert(m.Processing, check.Equals, false)
 	}
 }
+
+func (s *ModelsSuite) TestDeleteCampaignAlsoDeletesMailLogs(c *check.C) {
+	campaign := s.createCampaign(c)
+	ms, err := GetMailLogsByCampaign(campaign.Id)
+	c.Assert(err, check.Equals, nil)
+	c.Assert(len(ms), check.Equals, len(campaign.Results))
+
+	err = DeleteCampaign(campaign.Id)
+	c.Assert(err, check.Equals, nil)
+
+	ms, err = GetMailLogsByCampaign(campaign.Id)
+	c.Assert(err, check.Equals, nil)
+	c.Assert(len(ms), check.Equals, 0)
+}