http

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用法实例

type User struct {
	Username string `validate:"username|required|between:3,8"`
	Email    string `validate:"email|email"`
	Web      string `validate:"web|url"`
	Age      int    `validate:"age|numeric_between:18,55"`
}

func handler(w http.ResponseWriter, r *http.Request) {
	var user User
	messages := validator.MapData{
		"username": []string{"required:You must provide username", "between:username must be between 3 to 8 chars"},
		"web":      []string{"url:You must provide a valid url"},
	}

	if !httputil.ValidatorRequestStructAndErrorResponse(r, w, &user, messages) {
		return
	}
	httputil.ReturnSuccess(r, w, user)
}
func handlerMap(w http.ResponseWriter, r *http.Request) {
	rule := validator.MapData{
		"username": []string{"required", "between:3,5"},
		"web":      []string{"url"},
	}
	messages := validator.MapData{
		"username": []string{"required:You must provide username", "between:username must be between 3 to 8 chars"},
		"web":      []string{"url:You must provide a valid url"},
	}
	data, ok := httputil.ValidatorRequestMapAndErrorResponse(r, w, rule, messages)
	if !ok {
		return
	}
	httputil.ReturnSuccess(r, w, data)
}

Validation Rules

• alpha The field under validation must be entirely alphabetic characters.
• alpha_dash The field under validation may have alpha-numeric characters, as well as dashes and underscores.
• alpha_num The field under validation must be entirely alpha-numeric characters.
• numeric The field under validation must be entirely numeric characters.
• numeric_between:int,int The field under validation must be a numeric value between the range. e.g: numeric_between:18,65 may contains numeric value like 35, 55
• bool The field under validation must be able to be cast as a boolean. Accepted input are true, false, 1, 0, "1" and "0".
• credit_card The field under validation must have a valid credit card number. Accepted cards are Visa, MasterCard, American Express, Diners Club, Discover and JCB card
• coordinate The field under validation must have a value of valid coordinate.
• css_color The field under validation must have a value of valid CSS color. Accepted colors are hex, rgb, rgba, hsl, hsla like #909, #00aaff, rgb(255,122,122)
• date The field under validation must have a valid date of format yyyy-mm-dd or yyyy/mm/dd.
• date:dd-mm-yyyy The field under validation must have a valid date of format dd-mm-yyyy.
• digits:int The field under validation must be numeric and must have an exact length of value.
• digits_between:int,int The field under validation must be numeric and must have length between the range. e.g: digits_between:3,5 may contains digits like 2323, 12435
• email The field under validation must have a valid email.
• float The field under validation must have a valid float number.
• in:foo,bar The field under validation must have one of the values. e.g: in:admin,manager,user must contain the values (admin or manager or user)
• min:int The field under validation must have a min length of characters. e.g: min:3 may contains characters minimum length of 3 like "john", "jane", "jane321" but not "mr", "xy"
• max:int The field under validation must have a max length of characters. e.g: max:6 may contains characters maximum length of 6 like "john doe", "jane doe" but not "john", "jane"
• not_in:foo,bar The field under validation must have one value except foo,bar. e.g: not_in:admin,manager,user must not contain the values (admin or manager or user)
• len:int The field under validation must have an exact length of characters. e.g: len:4 may contains characters exact length of 4 like Food, Mood, Good
• ip The field under validation must be a valid IP address.
• ip_v4 The field under validation must be a valid IP V4 address.
• ip_v6 The field under validation must be a valid IP V6 address.
• json The field under validation must be a valid JSON string.
• lat The field under validation must be a valid latitude.
• lon The field under validation must be a valid longitude.
• regex:regurlar expression The field under validation validate against the regex. e.g: regex:^[a-zA-Z]+$ validate the letters.
• required The field under validation must be present in the input data and not empty. A field is considered "empty" if one of the following conditions are true: 1) The value is null. 2)The value is an empty string.
• url The field under validation must be a valid URL.
• uuid The field under validation must be a valid UUID.
• uuid_v3 The field under validation must be a valid UUID V3.
• uuid_v4 The field under validation must be a valid UUID V4.
• uuid_v5 The field under validation must be a valid UUID V5.

Documentation

Index

• func Return(r *http.Request, w http.ResponseWriter, code int, reb ResponseBody)
• func ReturnError(r *http.Request, w http.ResponseWriter, code int, msg string)
• func ReturnList(r *http.Request, w http.ResponseWriter, listAllNumber, page int, ...)
• func ReturnNoFomart(r *http.Request, w http.ResponseWriter, code int, reb interface{})
• func ReturnSuccess(r *http.Request, w http.ResponseWriter, datas interface{})
• func ReturnValidationError(r *http.Request, w http.ResponseWriter, err url.Values)
• func ValidatorMapRequest(r *http.Request, rule govalidator.MapData, message govalidator.MapData) (map[string]interface{}, url.Values)
• func ValidatorRequestMapAndErrorResponse(r *http.Request, w http.ResponseWriter, rule govalidator.MapData, ...) (map[string]interface{}, bool)
• func ValidatorRequestStructAndErrorResponse(r *http.Request, w http.ResponseWriter, data interface{}, ...) bool
• func ValidatorStructRequest(r *http.Request, data interface{}, message govalidator.MapData) url.Values
• type ResponseBody
  • func ParseResponseBody(red io.ReadCloser, dataType string) (re ResponseBody, err error)

Functions

func Return

func Return(r *http.Request, w http.ResponseWriter, code int, reb ResponseBody)

Return 自定义

func ReturnError

func ReturnError(r *http.Request, w http.ResponseWriter, code int, msg string)

ReturnError 返回错误信息

func ReturnList

func ReturnList(r *http.Request, w http.ResponseWriter, listAllNumber, page int, datas ...interface{})

ReturnList 返回列表

func ReturnNoFomart

func ReturnNoFomart(r *http.Request, w http.ResponseWriter, code int, reb interface{})

ReturnNoFomart http return no format result

func ReturnSuccess

func ReturnSuccess(r *http.Request, w http.ResponseWriter, datas interface{})

ReturnSuccess 成功返回

func ReturnValidationError

func ReturnValidationError(r *http.Request, w http.ResponseWriter, err url.Values)

ReturnValidationError 参数错误返回

func ValidatorMapRequest

func ValidatorMapRequest(r *http.Request, rule govalidator.MapData, message govalidator.MapData) (map[string]interface{}, url.Values)

ValidatorMapRequest 验证请求数据从map

func ValidatorRequestMapAndErrorResponse

func ValidatorRequestMapAndErrorResponse(r *http.Request, w http.ResponseWriter, rule govalidator.MapData, messgae govalidator.MapData) (map[string]interface{}, bool)

ValidatorRequestMapAndErrorResponse 验证并格式化请求数据为对象 retrun true 继续执行 return false 参数错误，终止

func ValidatorRequestStructAndErrorResponse

func ValidatorRequestStructAndErrorResponse(r *http.Request, w http.ResponseWriter, data interface{}, message govalidator.MapData) bool

ValidatorRequestStructAndErrorResponse 验证并格式化请求数据为对象 retrun true 继续执行 return false 参数错误，终止

func ValidatorStructRequest

func ValidatorStructRequest(r *http.Request, data interface{}, message govalidator.MapData) url.Values

ValidatorStructRequest 验证请求数据 data 传入指针

Types

type ResponseBody

type ResponseBody struct {
	ValidationError url.Values  `json:"validation_error,omitempty"`
	Msg             string      `json:"msg,omitempty"`
	Bean            interface{} `json:"bean,omitempty"`
	List            interface{} `json:"list,omitempty"`
	//数据集总数
	ListAllNumber int `json:"number,omitempty"`
	//当前页码数
	Page int `json:"page,omitempty"`
}

ResponseBody api返回数据格式

func ParseResponseBody

func ParseResponseBody(red io.ReadCloser, dataType string) (re ResponseBody, err error)

ParseResponseBody 解析成ResponseBody