A fork of Gitea (see branch `mj`) adding Majority Judgment Polls 𐄷 over Issues and Merge Requests. https://git.mieuxvoter.fr
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// Copyright 2017 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 (
"code.gitea.io/gitea/modules/timeutil"
)
// Follow represents relations of user and his/her followers.
type Follow struct {
ID int64 `xorm:"pk autoincr"`
UserID int64 `xorm:"UNIQUE(follow)"`
FollowID int64 `xorm:"UNIQUE(follow)"`
CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
}
// IsFollowing returns true if user is following followID.
func IsFollowing(userID, followID int64) bool {
has, _ := x.Get(&Follow{UserID: userID, FollowID: followID})
return has
}
// FollowUser marks someone be another's follower.
func FollowUser(userID, followID int64) (err error) {
if userID == followID || IsFollowing(userID, followID) {
return nil
}
sess := x.NewSession()
defer sess.Close()
if err = sess.Begin(); err != nil {
return err
}
if _, err = sess.Insert(&Follow{UserID: userID, FollowID: followID}); err != nil {
return err
}
if _, err = sess.Exec("UPDATE `user` SET num_followers = num_followers + 1 WHERE id = ?", followID); err != nil {
return err
}
if _, err = sess.Exec("UPDATE `user` SET num_following = num_following + 1 WHERE id = ?", userID); err != nil {
return err
}
return sess.Commit()
}
// UnfollowUser unmarks someone as another's follower.
func UnfollowUser(userID, followID int64) (err error) {
if userID == followID || !IsFollowing(userID, followID) {
return nil
}
sess := x.NewSession()
defer sess.Close()
if err = sess.Begin(); err != nil {
return err
}
if _, err = sess.Delete(&Follow{UserID: userID, FollowID: followID}); err != nil {
return err
}
if _, err = sess.Exec("UPDATE `user` SET num_followers = num_followers - 1 WHERE id = ?", followID); err != nil {
return err
}
if _, err = sess.Exec("UPDATE `user` SET num_following = num_following - 1 WHERE id = ?", userID); err != nil {
return err
}
return sess.Commit()
}