Validator.go

package rest

import "regexp"

var EmailReg = regexp.MustCompile("(?i)^((([a-z]|\\d|[!#\\$%&'\\*\\+\\-\\/=\\?\\^_`{\\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\\.([a-z]|\\d|[!#\\$%&'\\*\\+\\-\\/=\\?\\^_`{\\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\\x22)((((\\x20|\\x09)*(\\x0d\\x0a))?(\\x20|\\x09)+)?(([\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x7f]|\\x21|[\\x23-\\x5b]|[\\x5d-\\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\\\([\\x01-\\x09\\x0b\\x0c\\x0d-\\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\\x20|\\x09)*(\\x0d\\x0a))?(\\x20|\\x09)+)?(\\x22)))@((([a-z]|\\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\\d|-|\\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\\d|-|\\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))$")

var CreditCardReg = regexp.MustCompile("^(?:4[0-9]{12}(?:[0-9]{3})?|5[1-5][0-9]{14}|6(?:011|5[0-9][0-9])[0-9]{12}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35\\d{3})\\d{11})$")

var Ipv4Reg = regexp.MustCompile("^(\\d?\\d?\\d)\\.(\\d?\\d?\\d)\\.(\\d?\\d?\\d)\\.(\\d?\\d?\\d)$")
var Ipv6Reg = regexp.MustCompile("^::|^::1|^([a-fA-F0-9]{1,4}::?){1,7}([a-fA-F0-9]{1,4})$")

var UUIDReg = regexp.MustCompile("^[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}$")

var AlphaReg = regexp.MustCompile("^[a-zA-Z]+$")
var AlphaNumericReg = regexp.MustCompile("^[a-zA-Z0-9]+$")
var NumericReg = regexp.MustCompile("^-?[0-9]+$")
var IntReg = regexp.MustCompile("^(?:-?(?:0|[1-9][0-9]*))$")
var FloatReg = regexp.MustCompile("^(?:-?(?:[0-9]+))?(?:\\.[0-9]*)?(?:[eE][\\+\\-]?(?:[0-9]+))?$")
var HexadecimalReg = regexp.MustCompile("^[0-9a-fA-F]+$")

var AsciiReg = regexp.MustCompile("^[\x00-\x7F]+$")
var MultibyteReg = regexp.MustCompile("[^\x00-\x7F]")
var FullWidthReg = regexp.MustCompile("[^\u0020-\u007E\uFF61-\uFF9F\uFFA0-\uFFDC\uFFE8-\uFFEE0-9a-zA-Z]")
var HalfWidthReg = regexp.MustCompile("[\u0020-\u007E\uFF61-\uFF9F\uFFA0-\uFFDC\uFFE8-\uFFEE0-9a-zA-Z]")

var Base64Reg = regexp.MustCompile("^(?:[A-Za-z0-9+\\/]{4})*(?:[A-Za-z0-9+\\/]{2}==|[A-Za-z0-9+\\/]{3}=|[A-Za-z0-9+\\/]{4})$")

//Parameter validator base class
type Validator struct {
	Key    string
	GoOn   bool
	Exists bool
	Error  string
	Req    *Request
}

//check validate has errors
func (this *Validator) HasError() bool {
	return 0 == len(this.Error)
}

//fire if validator encounter errors
func (this *Validator) FireError(defaultTip string, tip []string) {
	this.GoOn = false
	errorTip := defaultTip
	if 0 < len(tip) {
		errorTip = tip[0]
	}
	this.Req.Context.ParamErrors = append(this.Req.Context.ParamErrors, errorTip)
}