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[GITEA] add option for banning dots in usernames

Refs: https://codeberg.org/forgejo/forgejo/pulls/676

Author:    Panagiotis "Ivory" Vasilopoulos <git@n0toose.net>
Date:      Mon Jun 12 13:57:01 2023 +0200

Co-authored-by: Gusted <postmaster@gusted.xyz>
(cherry picked from commit fabdda5c6e)
(cherry picked from commit d2c7f45621)
(cherry picked from commit dfdbaba3d6)
This commit is contained in:
Panagiotis "Ivory" Vasilopoulos 2023-06-12 13:57:01 +02:00 committed by Earl Warren
parent 66e1d3f082
commit a3cda092b8
No known key found for this signature in database
GPG key ID: 0579CB2928A78A00
7 changed files with 57 additions and 5 deletions

View file

@ -801,6 +801,11 @@ LEVEL = Info
;; Every new user will have restricted permissions depending on this setting
;DEFAULT_USER_IS_RESTRICTED = false
;;
;; Users will be able to use dots when choosing their username. Disabling this is
;; helpful if your usersare having issues with e.g. RSS feeds or advanced third-party
;; extensions that use strange regex patterns.
; ALLOW_DOTS_IN_USERNAMES = true
;;
;; Either "public", "limited" or "private", default is "public"
;; Limited is for users visible only to signed users
;; Private is for users visible only to members of their organizations

View file

@ -67,6 +67,7 @@ var Service = struct {
DefaultKeepEmailPrivate bool
DefaultAllowCreateOrganization bool
DefaultUserIsRestricted bool
AllowDotsInUsernames bool
EnableTimetracking bool
DefaultEnableTimetracking bool
DefaultEnableDependencies bool
@ -177,6 +178,7 @@ func loadServiceFrom(rootCfg ConfigProvider) {
Service.DefaultKeepEmailPrivate = sec.Key("DEFAULT_KEEP_EMAIL_PRIVATE").MustBool()
Service.DefaultAllowCreateOrganization = sec.Key("DEFAULT_ALLOW_CREATE_ORGANIZATION").MustBool(true)
Service.DefaultUserIsRestricted = sec.Key("DEFAULT_USER_IS_RESTRICTED").MustBool(false)
Service.AllowDotsInUsernames = sec.Key("ALLOW_DOTS_IN_USERNAMES").MustBool(true)
Service.EnableTimetracking = sec.Key("ENABLE_TIMETRACKING").MustBool(true)
if Service.EnableTimetracking {
Service.DefaultEnableTimetracking = sec.Key("DEFAULT_ENABLE_TIMETRACKING").MustBool(true)

View file

@ -92,13 +92,20 @@ func IsValidExternalTrackerURLFormat(uri string) bool {
}
var (
validUsernamePattern = regexp.MustCompile(`^[\da-zA-Z][-.\w]*$`)
invalidUsernamePattern = regexp.MustCompile(`[-._]{2,}|[-._]$`) // No consecutive or trailing non-alphanumeric chars
validUsernamePatternWithDots = regexp.MustCompile(`^[\da-zA-Z][-.\w]*$`)
validUsernamePatternWithoutDots = regexp.MustCompile(`^[\da-zA-Z][-\w]*$`)
// No consecutive or trailing non-alphanumeric chars, catches both cases
invalidUsernamePattern = regexp.MustCompile(`[-._]{2,}|[-._]$`)
)
// IsValidUsername checks if username is valid
func IsValidUsername(name string) bool {
// It is difficult to find a single pattern that is both readable and effective,
// but it's easier to use positive and negative checks.
return validUsernamePattern.MatchString(name) && !invalidUsernamePattern.MatchString(name)
if setting.Service.AllowDotsInUsernames {
return validUsernamePatternWithDots.MatchString(name) && !invalidUsernamePattern.MatchString(name)
}
return validUsernamePatternWithoutDots.MatchString(name) && !invalidUsernamePattern.MatchString(name)
}

View file

@ -155,7 +155,8 @@ func Test_IsValidExternalTrackerURLFormat(t *testing.T) {
}
}
func TestIsValidUsername(t *testing.T) {
func TestIsValidUsernameAllowDots(t *testing.T) {
setting.Service.AllowDotsInUsernames = true
tests := []struct {
arg string
want bool
@ -185,3 +186,31 @@ func TestIsValidUsername(t *testing.T) {
})
}
}
func TestIsValidUsernameBanDots(t *testing.T) {
setting.Service.AllowDotsInUsernames = false
defer func() {
setting.Service.AllowDotsInUsernames = true
}()
tests := []struct {
arg string
want bool
}{
{arg: "a", want: true},
{arg: "abc", want: true},
{arg: "0.b-c", want: false},
{arg: "a.b-c_d", want: false},
{arg: ".abc", want: false},
{arg: "abc.", want: false},
{arg: "a..bc", want: false},
{arg: "a...bc", want: false},
{arg: "a.-bc", want: false},
{arg: "a._bc", want: false},
}
for _, tt := range tests {
t.Run(tt.arg, func(t *testing.T) {
assert.Equalf(t, tt.want, IsValidUsername(tt.arg), "IsValidUsername[AllowDotsInUsernames=false](%v)", tt.arg)
})
}
}

View file

@ -8,6 +8,7 @@ import (
"reflect"
"strings"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/translation"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/modules/validation"
@ -135,7 +136,11 @@ func Validate(errs binding.Errors, data map[string]any, f Form, l translation.Lo
case validation.ErrRegexPattern:
data["ErrorMsg"] = trName + l.Tr("form.regex_pattern_error", errs[0].Message)
case validation.ErrUsername:
data["ErrorMsg"] = trName + l.Tr("form.username_error")
if setting.Service.AllowDotsInUsernames {
data["ErrorMsg"] = trName + l.Tr("form.username_error")
} else {
data["ErrorMsg"] = trName + l.Tr("form.username_error_no_dots")
}
case validation.ErrInvalidGroupTeamMap:
data["ErrorMsg"] = trName + l.Tr("form.invalid_group_team_map_error", errs[0].Message)
default:

View file

@ -289,6 +289,7 @@ default_allow_create_organization = Allow Creation of Organizations by Default
default_allow_create_organization_popup = Allow new user accounts to create organizations by default.
default_enable_timetracking = Enable Time Tracking by Default
default_enable_timetracking_popup = Enable time tracking for new repositories by default.
allow_dots_in_usernames = Allow users to use dots in their usernames. Doesn't affect existing accounts.
no_reply_address = Hidden Email Domain
no_reply_address_helper = Domain name for users with a hidden email address. For example, the username 'joe' will be logged in Git as 'joe@noreply.example.org' if the hidden email domain is set to 'noreply.example.org'.
password_algorithm = Password Hash Algorithm
@ -527,6 +528,7 @@ include_error = ` must contain substring "%s".`
glob_pattern_error = ` glob pattern is invalid: %s.`
regex_pattern_error = ` regex pattern is invalid: %s.`
username_error = ` can only contain alphanumeric chars ('0-9','a-z','A-Z'), dash ('-'), underscore ('_') and dot ('.'). It cannot begin or end with non-alphanumeric chars, and consecutive non-alphanumeric chars are also forbidden.`
username_error_no_dots = ` can only contain alphanumeric chars ('0-9','a-z','A-Z'), dash ('-') and underscore ('_'). It cannot begin or end with non-alphanumeric chars, and consecutive non-alphanumeric chars are also forbidden.`
invalid_group_team_map_error = ` mapping is invalid: %s`
unknown_error = Unknown error:
captcha_incorrect = The CAPTCHA code is incorrect.

View file

@ -159,6 +159,8 @@
<dd>{{if .Service.DefaultKeepEmailPrivate}}{{svg "octicon-check"}}{{else}}{{svg "octicon-x"}}{{end}}</dd>
<dt>{{.locale.Tr "admin.config.default_allow_create_organization"}}</dt>
<dd>{{if .Service.DefaultAllowCreateOrganization}}{{svg "octicon-check"}}{{else}}{{svg "octicon-x"}}{{end}}</dd>
<dt>{{.locale.Tr "admin.config.allow_dots_in_usernames"}}</dt>
<dd>{{if .Service.AllowDotsInUsernames}}{{svg "octicon-check"}}{{else}}{{svg "octicon-x"}}{{end}}</dd>
<dt>{{.locale.Tr "admin.config.enable_timetracking"}}</dt>
<dd>{{if .Service.EnableTimetracking}}{{svg "octicon-check"}}{{else}}{{svg "octicon-x"}}{{end}}</dd>
{{if .Service.EnableTimetracking}}