Adding upstream version 9.0.3.

Signed-off-by: Daniel Baumann <daniel@debian.org>

1 files changed, 325 insertions, 0 deletions

diff --git a/routers/web/auth/password.go b/routers/web/auth/password.go
new file mode 100644
index 0000000..363c01c
--- /dev/null
+++ b/routers/web/auth/password.go
@@ -0,0 +1,325 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package auth
+
+import (
+	"errors"
+	"fmt"
+	"net/http"
+
+	"code.gitea.io/gitea/models/auth"
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/auth/password"
+	"code.gitea.io/gitea/modules/base"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/optional"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/timeutil"
+	"code.gitea.io/gitea/modules/web"
+	"code.gitea.io/gitea/modules/web/middleware"
+	"code.gitea.io/gitea/services/context"
+	"code.gitea.io/gitea/services/forms"
+	"code.gitea.io/gitea/services/mailer"
+	user_service "code.gitea.io/gitea/services/user"
+)
+
+var (
+	// tplMustChangePassword template for updating a user's password
+	tplMustChangePassword base.TplName = "user/auth/change_passwd"
+	tplForgotPassword     base.TplName = "user/auth/forgot_passwd"
+	tplResetPassword      base.TplName = "user/auth/reset_passwd"
+)
+
+// ForgotPasswd render the forget password page
+func ForgotPasswd(ctx *context.Context) {
+	ctx.Data["Title"] = ctx.Tr("auth.forgot_password_title")
+
+	if setting.MailService == nil {
+		log.Warn("no mail service configured")
+		ctx.Data["IsResetDisable"] = true
+		ctx.HTML(http.StatusOK, tplForgotPassword)
+		return
+	}
+
+	ctx.Data["Email"] = ctx.FormString("email")
+
+	ctx.Data["IsResetRequest"] = true
+	ctx.HTML(http.StatusOK, tplForgotPassword)
+}
+
+// ForgotPasswdPost response for forget password request
+func ForgotPasswdPost(ctx *context.Context) {
+	ctx.Data["Title"] = ctx.Tr("auth.forgot_password_title")
+
+	if setting.MailService == nil {
+		ctx.NotFound("ForgotPasswdPost", nil)
+		return
+	}
+	ctx.Data["IsResetRequest"] = true
+
+	email := ctx.FormString("email")
+	ctx.Data["Email"] = email
+
+	u, err := user_model.GetUserByEmail(ctx, email)
+	if err != nil {
+		if user_model.IsErrUserNotExist(err) {
+			ctx.Data["ResetPwdCodeLives"] = timeutil.MinutesToFriendly(setting.Service.ResetPwdCodeLives, ctx.Locale)
+			ctx.Data["IsResetSent"] = true
+			ctx.HTML(http.StatusOK, tplForgotPassword)
+			return
+		}
+
+		ctx.ServerError("user.ResetPasswd(check existence)", err)
+		return
+	}
+
+	if !u.IsLocal() && !u.IsOAuth2() {
+		ctx.Data["Err_Email"] = true
+		ctx.RenderWithErr(ctx.Tr("auth.non_local_account"), tplForgotPassword, nil)
+		return
+	}
+
+	if ctx.Cache.IsExist("MailResendLimit_" + u.LowerName) {
+		ctx.Data["ResendLimited"] = true
+		ctx.HTML(http.StatusOK, tplForgotPassword)
+		return
+	}
+
+	if err := mailer.SendResetPasswordMail(ctx, u); err != nil {
+		ctx.ServerError("SendResetPasswordMail", err)
+		return
+	}
+
+	if err = ctx.Cache.Put("MailResendLimit_"+u.LowerName, u.LowerName, 180); err != nil {
+		log.Error("Set cache(MailResendLimit) fail: %v", err)
+	}
+
+	ctx.Data["ResetPwdCodeLives"] = timeutil.MinutesToFriendly(setting.Service.ResetPwdCodeLives, ctx.Locale)
+	ctx.Data["IsResetSent"] = true
+	ctx.HTML(http.StatusOK, tplForgotPassword)
+}
+
+func commonResetPassword(ctx *context.Context, shouldDeleteToken bool) (*user_model.User, *auth.TwoFactor) {
+	code := ctx.FormString("code")
+
+	ctx.Data["Title"] = ctx.Tr("auth.reset_password")
+	ctx.Data["Code"] = code
+
+	if nil != ctx.Doer {
+		ctx.Data["user_signed_in"] = true
+	}
+
+	if len(code) == 0 {
+		ctx.Flash.Error(ctx.Tr("auth.invalid_code_forgot_password", fmt.Sprintf("%s/user/forgot_password", setting.AppSubURL)), true)
+		return nil, nil
+	}
+
+	// Fail early, don't frustrate the user
+	u, err := user_model.VerifyUserAuthorizationToken(ctx, code, auth.PasswordReset, shouldDeleteToken)
+	if err != nil {
+		ctx.ServerError("VerifyUserAuthorizationToken", err)
+		return nil, nil
+	}
+
+	if u == nil {
+		ctx.Flash.Error(ctx.Tr("auth.invalid_code_forgot_password", fmt.Sprintf("%s/user/forgot_password", setting.AppSubURL)), true)
+		return nil, nil
+	}
+
+	twofa, err := auth.GetTwoFactorByUID(ctx, u.ID)
+	if err != nil {
+		if !auth.IsErrTwoFactorNotEnrolled(err) {
+			ctx.Error(http.StatusInternalServerError, "CommonResetPassword", err.Error())
+			return nil, nil
+		}
+	} else {
+		ctx.Data["has_two_factor"] = true
+		ctx.Data["scratch_code"] = ctx.FormBool("scratch_code")
+	}
+
+	// Show the user that they are affecting the account that they intended to
+	ctx.Data["user_email"] = u.Email
+
+	if nil != ctx.Doer && u.ID != ctx.Doer.ID {
+		ctx.Flash.Error(ctx.Tr("auth.reset_password_wrong_user", ctx.Doer.Email, u.Email), true)
+		return nil, nil
+	}
+
+	return u, twofa
+}
+
+// ResetPasswd render the account recovery page
+func ResetPasswd(ctx *context.Context) {
+	ctx.Data["IsResetForm"] = true
+
+	commonResetPassword(ctx, false)
+	if ctx.Written() {
+		return
+	}
+
+	ctx.HTML(http.StatusOK, tplResetPassword)
+}
+
+// ResetPasswdPost response from account recovery request
+func ResetPasswdPost(ctx *context.Context) {
+	u, twofa := commonResetPassword(ctx, true)
+	if ctx.Written() {
+		return
+	}
+
+	if u == nil {
+		// Flash error has been set
+		ctx.HTML(http.StatusOK, tplResetPassword)
+		return
+	}
+
+	// Handle two-factor
+	regenerateScratchToken := false
+	if twofa != nil {
+		if ctx.FormBool("scratch_code") {
+			if !twofa.VerifyScratchToken(ctx.FormString("token")) {
+				ctx.Data["IsResetForm"] = true
+				ctx.Data["Err_Token"] = true
+				ctx.RenderWithErr(ctx.Tr("auth.twofa_scratch_token_incorrect"), tplResetPassword, nil)
+				return
+			}
+			regenerateScratchToken = true
+		} else {
+			passcode := ctx.FormString("passcode")
+			ok, err := twofa.ValidateTOTP(passcode)
+			if err != nil {
+				ctx.Error(http.StatusInternalServerError, "ValidateTOTP", err.Error())
+				return
+			}
+			if !ok || twofa.LastUsedPasscode == passcode {
+				ctx.Data["IsResetForm"] = true
+				ctx.Data["Err_Passcode"] = true
+				ctx.RenderWithErr(ctx.Tr("auth.twofa_passcode_incorrect"), tplResetPassword, nil)
+				return
+			}
+
+			twofa.LastUsedPasscode = passcode
+			if err = auth.UpdateTwoFactor(ctx, twofa); err != nil {
+				ctx.ServerError("ResetPasswdPost: UpdateTwoFactor", err)
+				return
+			}
+		}
+	}
+
+	opts := &user_service.UpdateAuthOptions{
+		Password:           optional.Some(ctx.FormString("password")),
+		MustChangePassword: optional.Some(false),
+	}
+	if err := user_service.UpdateAuth(ctx, u, opts); err != nil {
+		ctx.Data["IsResetForm"] = true
+		ctx.Data["Err_Password"] = true
+		switch {
+		case errors.Is(err, password.ErrMinLength):
+			ctx.RenderWithErr(ctx.Tr("auth.password_too_short", setting.MinPasswordLength), tplResetPassword, nil)
+		case errors.Is(err, password.ErrComplexity):
+			ctx.RenderWithErr(password.BuildComplexityError(ctx.Locale), tplResetPassword, nil)
+		case errors.Is(err, password.ErrIsPwned):
+			ctx.RenderWithErr(ctx.Tr("auth.password_pwned", "https://haveibeenpwned.com/Passwords"), tplResetPassword, nil)
+		case password.IsErrIsPwnedRequest(err):
+			ctx.RenderWithErr(ctx.Tr("auth.password_pwned_err"), tplResetPassword, nil)
+		default:
+			ctx.ServerError("UpdateAuth", err)
+		}
+		return
+	}
+
+	log.Trace("User password reset: %s", u.Name)
+	ctx.Data["IsResetFailed"] = true
+	remember := len(ctx.FormString("remember")) != 0
+
+	if regenerateScratchToken {
+		// Invalidate the scratch token.
+		_, err := twofa.GenerateScratchToken()
+		if err != nil {
+			ctx.ServerError("UserSignIn", err)
+			return
+		}
+		if err = auth.UpdateTwoFactor(ctx, twofa); err != nil {
+			ctx.ServerError("UserSignIn", err)
+			return
+		}
+
+		handleSignInFull(ctx, u, remember, false)
+		if ctx.Written() {
+			return
+		}
+		ctx.Flash.Info(ctx.Tr("auth.twofa_scratch_used"))
+		ctx.Redirect(setting.AppSubURL + "/user/settings/security")
+		return
+	}
+
+	handleSignIn(ctx, u, remember)
+}
+
+// MustChangePassword renders the page to change a user's password
+func MustChangePassword(ctx *context.Context) {
+	ctx.Data["Title"] = ctx.Tr("auth.must_change_password")
+	ctx.Data["ChangePasscodeLink"] = setting.AppSubURL + "/user/settings/change_password"
+	ctx.Data["MustChangePassword"] = true
+	ctx.HTML(http.StatusOK, tplMustChangePassword)
+}
+
+// MustChangePasswordPost response for updating a user's password after their
+// account was created by an admin
+func MustChangePasswordPost(ctx *context.Context) {
+	form := web.GetForm(ctx).(*forms.MustChangePasswordForm)
+	ctx.Data["Title"] = ctx.Tr("auth.must_change_password")
+	ctx.Data["ChangePasscodeLink"] = setting.AppSubURL + "/user/settings/change_password"
+	if ctx.HasError() {
+		ctx.HTML(http.StatusOK, tplMustChangePassword)
+		return
+	}
+
+	// Make sure only requests for users who are eligible to change their password via
+	// this method passes through
+	if !ctx.Doer.MustChangePassword {
+		ctx.ServerError("MustUpdatePassword", errors.New("cannot update password. Please visit the settings page"))
+		return
+	}
+
+	if form.Password != form.Retype {
+		ctx.Data["Err_Password"] = true
+		ctx.RenderWithErr(ctx.Tr("form.password_not_match"), tplMustChangePassword, &form)
+		return
+	}
+
+	opts := &user_service.UpdateAuthOptions{
+		Password:           optional.Some(form.Password),
+		MustChangePassword: optional.Some(false),
+	}
+	if err := user_service.UpdateAuth(ctx, ctx.Doer, opts); err != nil {
+		switch {
+		case errors.Is(err, password.ErrMinLength):
+			ctx.Data["Err_Password"] = true
+			ctx.RenderWithErr(ctx.Tr("auth.password_too_short", setting.MinPasswordLength), tplMustChangePassword, &form)
+		case errors.Is(err, password.ErrComplexity):
+			ctx.Data["Err_Password"] = true
+			ctx.RenderWithErr(password.BuildComplexityError(ctx.Locale), tplMustChangePassword, &form)
+		case errors.Is(err, password.ErrIsPwned):
+			ctx.Data["Err_Password"] = true
+			ctx.RenderWithErr(ctx.Tr("auth.password_pwned", "https://haveibeenpwned.com/Passwords"), tplMustChangePassword, &form)
+		case password.IsErrIsPwnedRequest(err):
+			ctx.Data["Err_Password"] = true
+			ctx.RenderWithErr(ctx.Tr("auth.password_pwned_err"), tplMustChangePassword, &form)
+		default:
+			ctx.ServerError("UpdateAuth", err)
+		}
+		return
+	}
+
+	ctx.Flash.Success(ctx.Tr("settings.change_password_success"))
+
+	log.Trace("User updated password: %s", ctx.Doer.Name)
+
+	redirectTo := ctx.GetSiteCookie("redirect_to")
+	if redirectTo != "" {
+		middleware.DeleteRedirectToCookie(ctx.Resp)
+	}
+	ctx.RedirectToFirst(redirectTo)
+}