forgejo/models/action_list.go
6543 bc0d2c8ada
RSS/Atom support for Repos (#19055)
* support for repos
* refactor
* advertise the feeds via meta tags
* allow feed suffix and feed header
* optimize performance
2022-03-13 17:40:47 +01:00

111 lines
2.5 KiB
Go

// Copyright 2018 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package models
import (
"fmt"
"code.gitea.io/gitea/models/db"
repo_model "code.gitea.io/gitea/models/repo"
user_model "code.gitea.io/gitea/models/user"
)
// ActionList defines a list of actions
type ActionList []*Action
func (actions ActionList) getUserIDs() []int64 {
userIDs := make(map[int64]struct{}, len(actions))
for _, action := range actions {
if _, ok := userIDs[action.ActUserID]; !ok {
userIDs[action.ActUserID] = struct{}{}
}
}
return keysInt64(userIDs)
}
func (actions ActionList) loadUsers(e db.Engine) (map[int64]*user_model.User, error) {
if len(actions) == 0 {
return nil, nil
}
userIDs := actions.getUserIDs()
userMaps := make(map[int64]*user_model.User, len(userIDs))
err := e.
In("id", userIDs).
Find(&userMaps)
if err != nil {
return nil, fmt.Errorf("find user: %v", err)
}
for _, action := range actions {
action.ActUser = userMaps[action.ActUserID]
}
return userMaps, nil
}
func (actions ActionList) getRepoIDs() []int64 {
repoIDs := make(map[int64]struct{}, len(actions))
for _, action := range actions {
if _, ok := repoIDs[action.RepoID]; !ok {
repoIDs[action.RepoID] = struct{}{}
}
}
return keysInt64(repoIDs)
}
func (actions ActionList) loadRepositories(e db.Engine) error {
if len(actions) == 0 {
return nil
}
repoIDs := actions.getRepoIDs()
repoMaps := make(map[int64]*repo_model.Repository, len(repoIDs))
err := e.In("id", repoIDs).Find(&repoMaps)
if err != nil {
return fmt.Errorf("find repository: %v", err)
}
for _, action := range actions {
action.Repo = repoMaps[action.RepoID]
}
return nil
}
func (actions ActionList) loadRepoOwner(e db.Engine, userMap map[int64]*user_model.User) (err error) {
if userMap == nil {
userMap = make(map[int64]*user_model.User)
}
for _, action := range actions {
repoOwner, ok := userMap[action.Repo.OwnerID]
if !ok {
repoOwner, err = user_model.GetUserByID(action.Repo.OwnerID)
if err != nil {
if user_model.IsErrUserNotExist(err) {
continue
}
return err
}
userMap[repoOwner.ID] = repoOwner
}
action.Repo.Owner = repoOwner
}
return nil
}
// loadAttributes loads all attributes
func (actions ActionList) loadAttributes(e db.Engine) error {
userMap, err := actions.loadUsers(e)
if err != nil {
return err
}
if err := actions.loadRepositories(e); err != nil {
return err
}
return actions.loadRepoOwner(e, userMap)
}