mirror of
https://github.com/astaxie/beego.git
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537 lines
9.9 KiB
Go
537 lines
9.9 KiB
Go
// Beego (http://beego.me/)
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// @description beego is an open-source, high-performance web framework for the Go programming language.
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// @link http://github.com/astaxie/beego for the canonical source repository
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// @license http://github.com/astaxie/beego/blob/master/LICENSE
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// @authors astaxie
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package validation
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import (
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"fmt"
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"reflect"
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"regexp"
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"time"
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"unicode/utf8"
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)
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var MessageTmpls = map[string]string{
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"Required": "Can not be empty",
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"Min": "Minimum is %d",
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"Max": "Maximum is %d",
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"Range": "Range is %d to %d",
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"MinSize": "Minimum size is %d",
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"MaxSize": "Maximum size is %d",
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"Length": "Required length is %d",
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"Alpha": "Must be valid alpha characters",
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"Numeric": "Must be valid numeric characters",
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"AlphaNumeric": "Must be valid alpha or numeric characters",
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"Match": "Must match %s",
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"NoMatch": "Must not match %s",
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"AlphaDash": "Must be valid alpha or numeric or dash(-_) characters",
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"Email": "Must be a valid email address",
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"IP": "Must be a valid ip address",
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"Base64": "Must be valid base64 characters",
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"Mobile": "Must be valid mobile number",
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"Tel": "Must be valid telephone number",
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"Phone": "Must be valid telephone or mobile phone number",
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"ZipCode": "Must be valid zipcode",
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}
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type Validator interface {
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IsSatisfied(interface{}) bool
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DefaultMessage() string
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GetKey() string
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GetLimitValue() interface{}
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}
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type Required struct {
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Key string
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}
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func (r Required) IsSatisfied(obj interface{}) bool {
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if obj == nil {
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return false
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}
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if str, ok := obj.(string); ok {
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return len(str) > 0
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}
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if b, ok := obj.(bool); ok {
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return b
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}
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if i, ok := obj.(int); ok {
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return i != 0
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}
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if t, ok := obj.(time.Time); ok {
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return !t.IsZero()
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}
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v := reflect.ValueOf(obj)
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if v.Kind() == reflect.Slice {
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return v.Len() > 0
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}
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return true
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}
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func (r Required) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["Required"])
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}
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func (r Required) GetKey() string {
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return r.Key
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}
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func (r Required) GetLimitValue() interface{} {
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return nil
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}
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type Min struct {
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Min int
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Key string
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}
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func (m Min) IsSatisfied(obj interface{}) bool {
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num, ok := obj.(int)
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if ok {
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return num >= m.Min
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}
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return false
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}
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func (m Min) DefaultMessage() string {
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return fmt.Sprintf(MessageTmpls["Min"], m.Min)
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}
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func (m Min) GetKey() string {
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return m.Key
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}
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func (m Min) GetLimitValue() interface{} {
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return m.Min
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}
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type Max struct {
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Max int
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Key string
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}
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func (m Max) IsSatisfied(obj interface{}) bool {
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num, ok := obj.(int)
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if ok {
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return num <= m.Max
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}
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return false
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}
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func (m Max) DefaultMessage() string {
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return fmt.Sprintf(MessageTmpls["Max"], m.Max)
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}
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func (m Max) GetKey() string {
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return m.Key
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}
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func (m Max) GetLimitValue() interface{} {
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return m.Max
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}
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// Requires an integer to be within Min, Max inclusive.
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type Range struct {
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Min
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Max
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Key string
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}
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func (r Range) IsSatisfied(obj interface{}) bool {
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return r.Min.IsSatisfied(obj) && r.Max.IsSatisfied(obj)
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}
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func (r Range) DefaultMessage() string {
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return fmt.Sprintf(MessageTmpls["Range"], r.Min.Min, r.Max.Max)
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}
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func (r Range) GetKey() string {
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return r.Key
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}
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func (r Range) GetLimitValue() interface{} {
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return []int{r.Min.Min, r.Max.Max}
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}
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// Requires an array or string to be at least a given length.
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type MinSize struct {
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Min int
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Key string
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}
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func (m MinSize) IsSatisfied(obj interface{}) bool {
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if str, ok := obj.(string); ok {
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return utf8.RuneCountInString(str) >= m.Min
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}
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v := reflect.ValueOf(obj)
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if v.Kind() == reflect.Slice {
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return v.Len() >= m.Min
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}
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return false
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}
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func (m MinSize) DefaultMessage() string {
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return fmt.Sprintf(MessageTmpls["MinSize"], m.Min)
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}
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func (m MinSize) GetKey() string {
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return m.Key
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}
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func (m MinSize) GetLimitValue() interface{} {
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return m.Min
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}
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// Requires an array or string to be at most a given length.
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type MaxSize struct {
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Max int
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Key string
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}
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func (m MaxSize) IsSatisfied(obj interface{}) bool {
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if str, ok := obj.(string); ok {
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return utf8.RuneCountInString(str) <= m.Max
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}
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v := reflect.ValueOf(obj)
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if v.Kind() == reflect.Slice {
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return v.Len() <= m.Max
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}
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return false
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}
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func (m MaxSize) DefaultMessage() string {
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return fmt.Sprintf(MessageTmpls["MaxSize"], m.Max)
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}
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func (m MaxSize) GetKey() string {
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return m.Key
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}
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func (m MaxSize) GetLimitValue() interface{} {
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return m.Max
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}
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// Requires an array or string to be exactly a given length.
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type Length struct {
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N int
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Key string
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}
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func (l Length) IsSatisfied(obj interface{}) bool {
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if str, ok := obj.(string); ok {
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return utf8.RuneCountInString(str) == l.N
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}
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v := reflect.ValueOf(obj)
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if v.Kind() == reflect.Slice {
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return v.Len() == l.N
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}
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return false
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}
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func (l Length) DefaultMessage() string {
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return fmt.Sprintf(MessageTmpls["Length"], l.N)
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}
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func (l Length) GetKey() string {
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return l.Key
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}
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func (l Length) GetLimitValue() interface{} {
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return l.N
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}
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type Alpha struct {
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Key string
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}
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func (a Alpha) IsSatisfied(obj interface{}) bool {
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if str, ok := obj.(string); ok {
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for _, v := range str {
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if ('Z' < v || v < 'A') && ('z' < v || v < 'a') {
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return false
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}
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}
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return true
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}
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return false
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}
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func (a Alpha) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["Alpha"])
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}
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func (a Alpha) GetKey() string {
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return a.Key
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}
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func (a Alpha) GetLimitValue() interface{} {
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return nil
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}
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type Numeric struct {
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Key string
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}
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func (n Numeric) IsSatisfied(obj interface{}) bool {
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if str, ok := obj.(string); ok {
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for _, v := range str {
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if '9' < v || v < '0' {
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return false
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}
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}
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return true
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}
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return false
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}
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func (n Numeric) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["Numeric"])
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}
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func (n Numeric) GetKey() string {
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return n.Key
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}
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func (n Numeric) GetLimitValue() interface{} {
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return nil
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}
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type AlphaNumeric struct {
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Key string
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}
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func (a AlphaNumeric) IsSatisfied(obj interface{}) bool {
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if str, ok := obj.(string); ok {
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for _, v := range str {
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if ('Z' < v || v < 'A') && ('z' < v || v < 'a') && ('9' < v || v < '0') {
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return false
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}
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}
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return true
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}
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return false
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}
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func (a AlphaNumeric) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["AlphaNumeric"])
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}
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func (a AlphaNumeric) GetKey() string {
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return a.Key
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}
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func (a AlphaNumeric) GetLimitValue() interface{} {
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return nil
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}
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// Requires a string to match a given regex.
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type Match struct {
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Regexp *regexp.Regexp
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Key string
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}
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func (m Match) IsSatisfied(obj interface{}) bool {
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return m.Regexp.MatchString(fmt.Sprintf("%v", obj))
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}
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func (m Match) DefaultMessage() string {
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return fmt.Sprintf(MessageTmpls["Match"], m.Regexp.String())
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}
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func (m Match) GetKey() string {
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return m.Key
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}
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func (m Match) GetLimitValue() interface{} {
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return m.Regexp.String()
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}
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// Requires a string to not match a given regex.
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type NoMatch struct {
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Match
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Key string
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}
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func (n NoMatch) IsSatisfied(obj interface{}) bool {
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return !n.Match.IsSatisfied(obj)
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}
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func (n NoMatch) DefaultMessage() string {
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return fmt.Sprintf(MessageTmpls["NoMatch"], n.Regexp.String())
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}
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func (n NoMatch) GetKey() string {
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return n.Key
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}
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func (n NoMatch) GetLimitValue() interface{} {
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return n.Regexp.String()
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}
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var alphaDashPattern = regexp.MustCompile("[^\\d\\w-_]")
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type AlphaDash struct {
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NoMatch
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Key string
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}
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func (a AlphaDash) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["AlphaDash"])
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}
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func (a AlphaDash) GetKey() string {
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return a.Key
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}
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func (a AlphaDash) GetLimitValue() interface{} {
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return nil
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}
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var emailPattern = regexp.MustCompile("[\\w!#$%&'*+/=?^_`{|}~-]+(?:\\.[\\w!#$%&'*+/=?^_`{|}~-]+)*@(?:[\\w](?:[\\w-]*[\\w])?\\.)+[a-zA-Z0-9](?:[\\w-]*[\\w])?")
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type Email struct {
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Match
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Key string
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}
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func (e Email) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["Email"])
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}
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func (e Email) GetKey() string {
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return e.Key
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}
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func (e Email) GetLimitValue() interface{} {
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return nil
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}
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var ipPattern = regexp.MustCompile("^((2[0-4]\\d|25[0-5]|[01]?\\d\\d?)\\.){3}(2[0-4]\\d|25[0-5]|[01]?\\d\\d?)$")
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type IP struct {
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Match
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Key string
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}
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func (i IP) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["IP"])
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}
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func (i IP) GetKey() string {
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return i.Key
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}
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func (i IP) GetLimitValue() interface{} {
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return nil
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}
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var base64Pattern = regexp.MustCompile("^(?:[A-Za-z0-99+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$")
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type Base64 struct {
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Match
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Key string
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}
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func (b Base64) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["Base64"])
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}
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func (b Base64) GetKey() string {
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return b.Key
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}
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func (b Base64) GetLimitValue() interface{} {
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return nil
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}
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// just for chinese mobile phone number
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var mobilePattern = regexp.MustCompile("^((\\+86)|(86))?(1(([35][0-9])|(47)|[8][012356789]))\\d{8}$")
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type Mobile struct {
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Match
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Key string
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}
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func (m Mobile) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["Mobile"])
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}
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func (m Mobile) GetKey() string {
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return m.Key
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}
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func (m Mobile) GetLimitValue() interface{} {
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return nil
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}
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// just for chinese telephone number
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var telPattern = regexp.MustCompile("^(0\\d{2,3}(\\-)?)?\\d{7,8}$")
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type Tel struct {
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Match
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Key string
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}
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func (t Tel) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["Tel"])
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}
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func (t Tel) GetKey() string {
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return t.Key
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}
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func (t Tel) GetLimitValue() interface{} {
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return nil
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}
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// just for chinese telephone or mobile phone number
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type Phone struct {
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Mobile
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Tel
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Key string
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}
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func (p Phone) IsSatisfied(obj interface{}) bool {
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return p.Mobile.IsSatisfied(obj) || p.Tel.IsSatisfied(obj)
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}
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func (p Phone) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["Phone"])
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}
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func (p Phone) GetKey() string {
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return p.Key
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}
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func (p Phone) GetLimitValue() interface{} {
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return nil
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}
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// just for chinese zipcode
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var zipCodePattern = regexp.MustCompile("^[1-9]\\d{5}$")
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type ZipCode struct {
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Match
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Key string
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}
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func (z ZipCode) DefaultMessage() string {
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return fmt.Sprint(MessageTmpls["ZipCode"])
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}
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func (z ZipCode) GetKey() string {
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return z.Key
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}
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func (z ZipCode) GetLimitValue() interface{} {
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return nil
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}
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