mirror of https://github.com/thomiceli/opengist
76 lines
2.4 KiB
Go
76 lines
2.4 KiB
Go
package utils
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import (
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"github.com/go-playground/validator/v10"
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"github.com/thomiceli/opengist/internal/i18n"
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"regexp"
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"strings"
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)
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type OpengistValidator struct {
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v *validator.Validate
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}
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func NewValidator() *OpengistValidator {
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v := validator.New()
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_ = v.RegisterValidation("notreserved", validateReservedKeywords)
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_ = v.RegisterValidation("alphanumdash", validateAlphaNumDash)
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_ = v.RegisterValidation("alphanumdashorempty", validateAlphaNumDashOrEmpty)
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return &OpengistValidator{v}
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}
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func (cv *OpengistValidator) Validate(i interface{}) error {
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return cv.v.Struct(i)
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}
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func (cv *OpengistValidator) Var(field interface{}, tag string) error {
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return cv.v.Var(field, tag)
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}
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func ValidationMessages(err *error, locale *i18n.Locale) string {
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errs := (*err).(validator.ValidationErrors)
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messages := make([]string, len(errs))
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for i, e := range errs {
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switch e.Tag() {
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case "max":
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messages[i] = locale.String("validation.is-too-long", e.Field())
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case "required":
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messages[i] = locale.String("validation.should-not-be-empty", e.Field())
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case "excludes":
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messages[i] = locale.String("validation.should-not-include-sub-directory", e.Field())
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case "alphanum":
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messages[i] = locale.String("validation.should-only-contain-alphanumeric-characters", e.Field())
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case "alphanumdash":
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case "alphanumdashorempty":
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messages[i] = locale.String("validation.should-only-contain-alphanumeric-characters-and-dashes", e.Field())
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case "min":
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messages[i] = locale.String("validation.not-enough", e.Field())
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case "notreserved":
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messages[i] = locale.String("validation.invalid", e.Field())
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}
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}
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return strings.Join(messages, " ; ")
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}
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func validateReservedKeywords(fl validator.FieldLevel) bool {
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name := fl.Field().String()
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restrictedNames := map[string]struct{}{}
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for _, restrictedName := range []string{"assets", "register", "login", "logout", "settings", "admin-panel", "all", "search", "init", "healthcheck", "preview"} {
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restrictedNames[restrictedName] = struct{}{}
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}
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// if the name is not in the restricted names, it is valid
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_, ok := restrictedNames[name]
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return !ok
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}
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func validateAlphaNumDash(fl validator.FieldLevel) bool {
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return regexp.MustCompile(`^[a-zA-Z0-9-]+$`).MatchString(fl.Field().String())
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}
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func validateAlphaNumDashOrEmpty(fl validator.FieldLevel) bool {
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return regexp.MustCompile(`^$|^[a-zA-Z0-9-]+$`).MatchString(fl.Field().String())
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}
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