MM-10412: Adds deleteBy prop to posts. (#8896)

app/plugin_api.go

@@ -158,7 +158,7 @@ func (api *PluginAPI) CreatePost(post *model.Post) (*model.Post, *model.AppError
 }
 
 func (api *PluginAPI) DeletePost(postId string) *model.AppError {
-	_, err := api.app.DeletePost(postId)
+	_, err := api.app.DeletePost(postId, api.id)
 	return err
 }
 

app/post.go

@@ -569,14 +569,14 @@ func (a *App) GetPostsAroundPost(postId, channelId string, offset, limit int, be
 	}
 }
 
-func (a *App) DeletePost(postId string) (*model.Post, *model.AppError) {
+func (a *App) DeletePost(postId, deleteByID string) (*model.Post, *model.AppError) {
 	if result := <-a.Srv.Store.Post().GetSingle(postId); result.Err != nil {
 		result.Err.StatusCode = http.StatusBadRequest
 		return nil, result.Err
 	} else {
 		post := result.Data.(*model.Post)
 
-		if result := <-a.Srv.Store.Post().Delete(postId, model.GetMillis()); result.Err != nil {
+		if result := <-a.Srv.Store.Post().Delete(postId, model.GetMillis(), deleteByID); result.Err != nil {
 			return nil, result.Err
 		}