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-rw-r--r--internal/util/validation.go178
1 files changed, 0 insertions, 178 deletions
diff --git a/internal/util/validation.go b/internal/util/validation.go
deleted file mode 100644
index aa25ccd16..000000000
--- a/internal/util/validation.go
+++ /dev/null
@@ -1,178 +0,0 @@
-/*
- GoToSocial
- Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU Affero General Public License as published by
- the Free Software Foundation, either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU Affero General Public License for more details.
-
- You should have received a copy of the GNU Affero General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-package util
-
-import (
- "errors"
- "fmt"
- "net/mail"
-
- pwv "github.com/wagslane/go-password-validator"
- "golang.org/x/text/language"
-)
-
-const (
- maximumPasswordLength = 64
- minimumPasswordEntropy = 60 // dictates password strength. See https://github.com/wagslane/go-password-validator
- minimumReasonLength = 40
- maximumReasonLength = 500
- maximumSiteTitleLength = 40
- maximumShortDescriptionLength = 500
- maximumDescriptionLength = 5000
- maximumSiteTermsLength = 5000
-)
-
-// ValidateNewPassword returns an error if the given password is not sufficiently strong, or nil if it's ok.
-func ValidateNewPassword(password string) error {
- if password == "" {
- return errors.New("no password provided")
- }
-
- if len(password) > maximumPasswordLength {
- return fmt.Errorf("password should be no more than %d chars", maximumPasswordLength)
- }
-
- return pwv.Validate(password, minimumPasswordEntropy)
-}
-
-// ValidateUsername makes sure that a given username is valid (ie., letters, numbers, underscores, check length).
-// Returns an error if not.
-func ValidateUsername(username string) error {
- if username == "" {
- return errors.New("no username provided")
- }
-
- if !usernameValidationRegex.MatchString(username) {
- return fmt.Errorf("given username %s was invalid: must contain only lowercase letters, numbers, and underscores, max %d characters", username, maximumUsernameLength)
- }
-
- return nil
-}
-
-// ValidateEmail makes sure that a given email address is a valid address.
-// Returns an error if not.
-func ValidateEmail(email string) error {
- if email == "" {
- return errors.New("no email provided")
- }
-
- _, err := mail.ParseAddress(email)
- return err
-}
-
-// ValidateLanguage checks that the given language string is a 2- or 3-letter ISO 639 code.
-// Returns an error if the language cannot be parsed. See: https://pkg.go.dev/golang.org/x/text/language
-func ValidateLanguage(lang string) error {
- if lang == "" {
- return errors.New("no language provided")
- }
- _, err := language.ParseBase(lang)
- return err
-}
-
-// ValidateSignUpReason checks that a sufficient reason is given for a server signup request
-func ValidateSignUpReason(reason string, reasonRequired bool) error {
- if !reasonRequired {
- // we don't care!
- // we're not going to do anything with this text anyway if no reason is required
- return nil
- }
-
- if reason == "" {
- return errors.New("no reason provided")
- }
-
- if len(reason) < minimumReasonLength {
- return fmt.Errorf("reason should be at least %d chars but '%s' was %d", minimumReasonLength, reason, len(reason))
- }
-
- if len(reason) > maximumReasonLength {
- return fmt.Errorf("reason should be no more than %d chars but given reason was %d", maximumReasonLength, len(reason))
- }
- return nil
-}
-
-// ValidateDisplayName checks that a requested display name is valid
-func ValidateDisplayName(displayName string) error {
- // TODO: add some validation logic here -- length, characters, etc
- return nil
-}
-
-// ValidateNote checks that a given profile/account note/bio is valid
-func ValidateNote(note string) error {
- // TODO: add some validation logic here -- length, characters, etc
- return nil
-}
-
-// ValidatePrivacy checks that the desired privacy setting is valid
-func ValidatePrivacy(privacy string) error {
- // TODO: add some validation logic here -- length, characters, etc
- return nil
-}
-
-// ValidateEmojiShortcode just runs the given shortcode through the regular expression
-// for emoji shortcodes, to figure out whether it's a valid shortcode, ie., 2-30 characters,
-// lowercase a-z, numbers, and underscores.
-func ValidateEmojiShortcode(shortcode string) error {
- if !emojiShortcodeValidationRegex.MatchString(shortcode) {
- return fmt.Errorf("shortcode %s did not pass validation, must be between 2 and 30 characters, lowercase letters, numbers, and underscores only", shortcode)
- }
- return nil
-}
-
-// ValidateSiteTitle ensures that the given site title is within spec.
-func ValidateSiteTitle(siteTitle string) error {
- if len(siteTitle) > maximumSiteTitleLength {
- return fmt.Errorf("site title should be no more than %d chars but given title was %d", maximumSiteTitleLength, len(siteTitle))
- }
-
- return nil
-}
-
-// ValidateSiteShortDescription ensures that the given site short description is within spec.
-func ValidateSiteShortDescription(d string) error {
- if len(d) > maximumShortDescriptionLength {
- return fmt.Errorf("short description should be no more than %d chars but given description was %d", maximumShortDescriptionLength, len(d))
- }
-
- return nil
-}
-
-// ValidateSiteDescription ensures that the given site description is within spec.
-func ValidateSiteDescription(d string) error {
- if len(d) > maximumDescriptionLength {
- return fmt.Errorf("description should be no more than %d chars but given description was %d", maximumDescriptionLength, len(d))
- }
-
- return nil
-}
-
-// ValidateSiteTerms ensures that the given site terms string is within spec.
-func ValidateSiteTerms(t string) error {
- if len(t) > maximumSiteTermsLength {
- return fmt.Errorf("terms should be no more than %d chars but given terms was %d", maximumSiteTermsLength, len(t))
- }
-
- return nil
-}
-
-// ValidateULID returns true if the passed string is a valid ULID.
-func ValidateULID(i string) bool {
- return ulidRegex.MatchString(i)
-}