From 81acb1a14b404941dcd79c3088f09ee310896690 Mon Sep 17 00:00:00 2001
From: Carlos Tadeu Panato Junior <ctadeu@gmail.com>
Date: Mon, 12 Mar 2018 12:40:44 +0100
Subject: [MM-9720] Platform command to change user email address (#8422)

---
 cmd/commands/user.go      | 40 ++++++++++++++++++++++++++++++++++++++++
 cmd/commands/user_test.go | 28 ++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+)

(limited to 'cmd')

diff --git a/cmd/commands/user.go b/cmd/commands/user.go
index dda1c5bfe..a8b7341b2 100644
--- a/cmd/commands/user.go
+++ b/cmd/commands/user.go
@@ -66,6 +66,15 @@ var ResetUserPasswordCmd = &cobra.Command{
 	RunE:    resetUserPasswordCmdF,
 }
 
+var updateUserEmailCmd = &cobra.Command{
+	Use:   "email [user] [new email]",
+	Short: "Change email of the user",
+	Long:  "Change email of the user.",
+	Example: `  user email test user@example.com
+  user activate username`,
+	RunE: updateUserEmailCmdF,
+}
+
 var ResetUserMfaCmd = &cobra.Command{
 	Use:   "resetmfa [users]",
 	Short: "Turn off MFA",
@@ -229,6 +238,7 @@ Global Flags:
 		UserCreateCmd,
 		UserInviteCmd,
 		ResetUserPasswordCmd,
+		updateUserEmailCmd,
 		ResetUserMfaCmd,
 		DeleteUserCmd,
 		DeleteAllUsersCmd,
@@ -399,6 +409,36 @@ func resetUserPasswordCmdF(command *cobra.Command, args []string) error {
 	return nil
 }
 
+func updateUserEmailCmdF(command *cobra.Command, args []string) error {
+	a, err := cmd.InitDBCommandContextCobra(command)
+	if err != nil {
+		return err
+	}
+
+	newEmail := args[1]
+
+	if !model.IsValidEmail(newEmail) {
+		return errors.New("Invalid email: '" + newEmail + "'")
+	}
+
+	if len(args) != 2 {
+		return errors.New("Expected two arguments. See help text for details.")
+	}
+
+	user := getUserFromUserArg(a, args[0])
+	if user == nil {
+		return errors.New("Unable to find user '" + args[0] + "'")
+	}
+
+	user.Email = newEmail
+	_, errUpdate := a.UpdateUser(user, true)
+	if err != nil {
+		return errUpdate
+	}
+
+	return nil
+}
+
 func resetUserMfaCmdF(command *cobra.Command, args []string) error {
 	a, err := cmd.InitDBCommandContextCobra(command)
 	if err != nil {
diff --git a/cmd/commands/user_test.go b/cmd/commands/user_test.go
index 960ac3878..a1081c5d3 100644
--- a/cmd/commands/user_test.go
+++ b/cmd/commands/user_test.go
@@ -9,6 +9,7 @@ import (
 	"github.com/mattermost/mattermost-server/api"
 	"github.com/mattermost/mattermost-server/cmd"
 	"github.com/mattermost/mattermost-server/model"
+	"github.com/stretchr/testify/require"
 )
 
 func TestCreateUserWithTeam(t *testing.T) {
@@ -80,3 +81,30 @@ func TestMakeUserActiveAndInactive(t *testing.T) {
 	// activate the inactive user
 	cmd.CheckCommand(t, "user", "activate", th.BasicUser.Email)
 }
+
+func TestChangeUserEmail(t *testing.T) {
+	th := api.Setup().InitBasic()
+	defer th.TearDown()
+
+	newEmail := model.NewId() + "@mattermost-test.com"
+
+	cmd.CheckCommand(t, "user", "email", th.BasicUser.Username, newEmail)
+	if result := <-th.App.Srv.Store.User().GetByEmail(th.BasicUser.Email); result.Err == nil {
+		t.Fatal("should've updated to the new email")
+	}
+	if result := <-th.App.Srv.Store.User().GetByEmail(newEmail); result.Err != nil {
+		t.Fatal()
+	} else {
+		user := result.Data.(*model.User)
+		if user.Email != newEmail {
+			t.Fatal("should've updated to the new email")
+		}
+	}
+
+	// should fail because using an invalid email
+	require.Error(t, cmd.RunCommand(t, "user", "email", th.BasicUser.Username, "wrong$email.com"))
+
+	// should fail because user not found
+	require.Error(t, cmd.RunCommand(t, "user", "email", "invalidUser", newEmail))
+
+}
-- 
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