diff --git a/custom/conf/app.example.ini b/custom/conf/app.example.ini index 4a1cf7325f..058a4cbd0b 100644 --- a/custom/conf/app.example.ini +++ b/custom/conf/app.example.ini @@ -808,6 +808,11 @@ 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 diff --git a/modules/setting/service.go b/modules/setting/service.go index befb94b61b..afaee18101 100644 --- a/modules/setting/service.go +++ b/modules/setting/service.go @@ -68,6 +68,7 @@ var Service = struct { DefaultKeepEmailPrivate bool DefaultAllowCreateOrganization bool DefaultUserIsRestricted bool + AllowDotsInUsernames bool EnableTimetracking bool DefaultEnableTimetracking bool DefaultEnableDependencies bool @@ -180,6 +181,7 @@ 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) diff --git a/modules/validation/helpers.go b/modules/validation/helpers.go index f6e00f3887..567ad867fe 100644 --- a/modules/validation/helpers.go +++ b/modules/validation/helpers.go @@ -117,13 +117,20 @@ 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) } diff --git a/modules/validation/helpers_test.go b/modules/validation/helpers_test.go index 52f383f698..a1bdf2a29c 100644 --- a/modules/validation/helpers_test.go +++ b/modules/validation/helpers_test.go @@ -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) + }) + } +} diff --git a/modules/web/middleware/binding.go b/modules/web/middleware/binding.go index d9bcdf3b2a..4e7fca80e2 100644 --- a/modules/web/middleware/binding.go +++ b/modules/web/middleware/binding.go @@ -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: diff --git a/options/locale/locale_en-US.ini b/options/locale/locale_en-US.ini index 5233be0b30..15b0e4ef59 100644 --- a/options/locale/locale_en-US.ini +++ b/options/locale/locale_en-US.ini @@ -294,6 +294,7 @@ 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 @@ -533,6 +534,7 @@ 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. diff --git a/templates/admin/config.tmpl b/templates/admin/config.tmpl index 7eb9d086e6..d40af66bc4 100644 --- a/templates/admin/config.tmpl +++ b/templates/admin/config.tmpl @@ -159,6 +159,8 @@