models/user_mail: refactor EmailAddress

1 files changed, 198 insertions, 0 deletions

diff --git a/models/user_mail.go b/models/user_mail.go
new file mode 100644
index 0000000000..bb5f29d879
--- /dev/null
+++ b/models/user_mail.go
@@ -0,0 +1,198 @@
+// Copyright 2016 The Gogs 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"
+	"strings"
+)
+
+// EmailAdresses is the list of all email addresses of a user. Can contain the
+// primary email address, but is not obligatory.
+type EmailAddress struct {
+	ID          int64  `xorm:"pk autoincr"`
+	UID         int64  `xorm:"INDEX NOT NULL"`
+	Email       string `xorm:"UNIQUE NOT NULL"`
+	IsActivated bool
+	IsPrimary   bool `xorm:"-"`
+}
+
+// GetEmailAddresses returns all email addresses belongs to given user.
+func GetEmailAddresses(uid int64) ([]*EmailAddress, error) {
+	emails := make([]*EmailAddress, 0, 5)
+	if err := x.Where("uid=?", uid).Find(&emails); err != nil {
+		return nil, err
+	}
+
+	u, err := GetUserByID(uid)
+	if err != nil {
+		return nil, err
+	}
+
+	isPrimaryFound := false
+	for _, email := range emails {
+		if email.Email == u.Email {
+			isPrimaryFound = true
+			email.IsPrimary = true
+		} else {
+			email.IsPrimary = false
+		}
+	}
+
+	// We alway want the primary email address displayed, even if it's not in
+	// the emailaddress table (yet).
+	if !isPrimaryFound {
+		emails = append(emails, &EmailAddress{
+			Email:       u.Email,
+			IsActivated: true,
+			IsPrimary:   true,
+		})
+	}
+	return emails, nil
+}
+
+func isEmailUsed(e Engine, email string) (bool, error) {
+	if len(email) == 0 {
+		return true, nil
+	}
+
+	return e.Get(&EmailAddress{Email: email})
+}
+
+// IsEmailUsed returns true if the email has been used.
+func IsEmailUsed(email string) (bool, error) {
+	return isEmailUsed(x, email)
+}
+
+func addEmailAddress(e Engine, email *EmailAddress) error {
+	email.Email = strings.ToLower(strings.TrimSpace(email.Email))
+	used, err := isEmailUsed(e, email.Email)
+	if err != nil {
+		return err
+	} else if used {
+		return ErrEmailAlreadyUsed{email.Email}
+	}
+
+	_, err = e.Insert(email)
+	return err
+}
+
+func AddEmailAddress(email *EmailAddress) error {
+	return addEmailAddress(x, email)
+}
+
+func AddEmailAddresses(emails []*EmailAddress) error {
+	if len(emails) == 0 {
+		return nil
+	}
+
+	// Check if any of them has been used
+	for i := range emails {
+		emails[i].Email = strings.ToLower(strings.TrimSpace(emails[i].Email))
+		used, err := IsEmailUsed(emails[i].Email)
+		if err != nil {
+			return err
+		} else if used {
+			return ErrEmailAlreadyUsed{emails[i].Email}
+		}
+	}
+
+	if _, err := x.Insert(emails); err != nil {
+		return fmt.Errorf("Insert: %v", err)
+	}
+
+	return nil
+}
+
+func (email *EmailAddress) Activate() error {
+	user, err := GetUserByID(email.UID)
+	if err != nil {
+		return err
+	}
+	user.Rands = GetUserSalt()
+
+	sess := x.NewSession()
+	defer sessionRelease(sess)
+	if err = sess.Begin(); err != nil {
+		return err
+	}
+
+	email.IsActivated = true
+	if _, err := sess.Id(email.ID).AllCols().Update(email); err != nil {
+		return err
+	} else if err = updateUser(sess, user); err != nil {
+		return err
+	}
+
+	return sess.Commit()
+}
+
+func DeleteEmailAddress(email *EmailAddress) (err error) {
+	if email.ID > 0 {
+		_, err = x.Id(email.ID).Delete(new(EmailAddress))
+	} else {
+		_, err = x.Where("email=?", email.Email).Delete(new(EmailAddress))
+	}
+	return err
+}
+
+func DeleteEmailAddresses(emails []*EmailAddress) (err error) {
+	for i := range emails {
+		if err = DeleteEmailAddress(emails[i]); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func MakeEmailPrimary(email *EmailAddress) error {
+	has, err := x.Get(email)
+	if err != nil {
+		return err
+	} else if !has {
+		return ErrEmailNotExist
+	}
+
+	if !email.IsActivated {
+		return ErrEmailNotActivated
+	}
+
+	user := &User{Id: email.UID}
+	has, err = x.Get(user)
+	if err != nil {
+		return err
+	} else if !has {
+		return ErrUserNotExist{email.UID, ""}
+	}
+
+	// Make sure the former primary email doesn't disappear.
+	formerPrimaryEmail := &EmailAddress{Email: user.Email}
+	has, err = x.Get(formerPrimaryEmail)
+	if err != nil {
+		return err
+	}
+
+	sess := x.NewSession()
+	defer sessionRelease(sess)
+	if err = sess.Begin(); err != nil {
+		return err
+	}
+
+	if !has {
+		formerPrimaryEmail.UID = user.Id
+		formerPrimaryEmail.IsActivated = user.IsActive
+		if _, err = sess.Insert(formerPrimaryEmail); err != nil {
+			return err
+		}
+	}
+
+	user.Email = email.Email
+	if _, err = sess.Id(user.Id).AllCols().Update(user); err != nil {
+		return err
+	}
+
+	return sess.Commit()
+}