1 files changed, 91 insertions, 0 deletions
diff --git a/models/migrations/v1_15/v181.go b/models/migrations/v1_15/v181.go
new file mode 100644
index 00000000..2185ed02
--- /dev/null
+++ b/models/migrations/v1_15/v181.go
@@ -0,0 +1,91 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package v1_15 //nolint
+
+import (
+	"strings"
+
+	"xorm.io/xorm"
+)
+
+func AddPrimaryEmail2EmailAddress(x *xorm.Engine) error {
+	type User struct {
+		ID       int64  `xorm:"pk autoincr"`
+		Email    string `xorm:"NOT NULL"`
+		IsActive bool   `xorm:"INDEX"` // Activate primary email
+	}
+
+	type EmailAddress1 struct {
+		ID          int64  `xorm:"pk autoincr"`
+		UID         int64  `xorm:"INDEX NOT NULL"`
+		Email       string `xorm:"UNIQUE NOT NULL"`
+		LowerEmail  string
+		IsActivated bool
+		IsPrimary   bool `xorm:"DEFAULT(false) NOT NULL"`
+	}
+
+	// Add lower_email and is_primary columns
+	if err := x.Table("email_address").Sync(new(EmailAddress1)); err != nil {
+		return err
+	}
+
+	if _, err := x.Exec("UPDATE email_address SET lower_email=LOWER(email), is_primary=?", false); err != nil {
+		return err
+	}
+
+	type EmailAddress struct {
+		ID          int64  `xorm:"pk autoincr"`
+		UID         int64  `xorm:"INDEX NOT NULL"`
+		Email       string `xorm:"UNIQUE NOT NULL"`
+		LowerEmail  string `xorm:"UNIQUE NOT NULL"`
+		IsActivated bool
+		IsPrimary   bool `xorm:"DEFAULT(false) NOT NULL"`
+	}
+
+	// change lower_email as unique
+	if err := x.Sync(new(EmailAddress)); err != nil {
+		return err
+	}
+
+	sess := x.NewSession()
+	defer sess.Close()
+
+	const batchSize = 100
+
+	for start := 0; ; start += batchSize {
+		users := make([]*User, 0, batchSize)
+		if err := sess.Limit(batchSize, start).Find(&users); err != nil {
+			return err
+		}
+		if len(users) == 0 {
+			break
+		}
+
+		for _, user := range users {
+			exist, err := sess.Where("email=?", user.Email).Table("email_address").Exist()
+			if err != nil {
+				return err
+			}
+			if !exist {
+				if _, err := sess.Insert(&EmailAddress{
+					UID:         user.ID,
+					Email:       user.Email,
+					LowerEmail:  strings.ToLower(user.Email),
+					IsActivated: user.IsActive,
+					IsPrimary:   true,
+				}); err != nil {
+					return err
+				}
+			} else {
+				if _, err := sess.Where("email=?", user.Email).Cols("is_primary").Update(&EmailAddress{
+					IsPrimary: true,
+				}); err != nil {
+					return err
+				}
+			}
+		}
+	}
+
+	return nil
+}