go-common/app/common/openplatform/geetest/dao/geetest.go
2019-04-22 18:49:16 +08:00

134 lines
3.2 KiB
Go

package dao
import (
"context"
"crypto/tls"
"encoding/json"
"errors"
"go-common/app/common/openplatform/geetest/model"
"io/ioutil"
"net"
"net/http"
"net/url"
"strconv"
"strings"
"time"
)
const (
_register = "http://api.geetest.com/register.php"
_validate = "http://api.geetest.com/validate.php"
)
// PreProcess preprocessing the geetest and get to challenge
func PreProcess(c context.Context, mid int64, ip, clientType string, newCaptcha int, captchaID string) (challenge string, err error) {
var (
bs []byte
params url.Values
)
params = url.Values{}
params.Set("user_id", strconv.FormatInt(mid, 10))
params.Set("new_captcha", strconv.Itoa(newCaptcha))
params.Set("client_type", clientType)
params.Set("ip_address", ip)
params.Set("gt", captchaID)
if bs, err = Get(c, _register, params); err != nil {
return
}
if len(bs) != 32 {
return
}
challenge = string(bs)
return
}
// Validate recheck the challenge code and get to seccode
func Validate(c context.Context, challenge, seccode, clientType, ip, captchaID string, mid int64) (res *model.ValidateRes, err error) {
var (
bs []byte
params url.Values
)
params = url.Values{}
params.Set("seccode", seccode)
params.Set("challenge", challenge)
params.Set("captchaid", captchaID)
params.Set("client_type", clientType)
params.Set("ip_address", ip)
params.Set("json_format", "1")
params.Set("sdk", "golang_3.0.0")
params.Set("user_id", strconv.FormatInt(mid, 10))
params.Set("timestamp", strconv.FormatInt(time.Now().Unix(), 10))
if bs, err = Post(c, _validate, params); err != nil {
return
}
if err = json.Unmarshal(bs, &res); err != nil {
return
}
return
}
// NewRequest new a http request.
func NewRequest(method, uri string, params url.Values) (req *http.Request, err error) {
if method == "GET" {
req, err = http.NewRequest(method, uri+"?"+params.Encode(), nil)
} else {
req, err = http.NewRequest(method, uri, strings.NewReader(params.Encode()))
}
if err != nil {
return
}
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
return
}
// Do handler request
func Do(c context.Context, req *http.Request) (body []byte, err error) {
var res *http.Response
dialer := &net.Dialer{
Timeout: time.Duration(1 * int64(time.Second)),
KeepAlive: time.Duration(1 * int64(time.Second)),
}
transport := &http.Transport{
DialContext: dialer.DialContext,
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
}
client := &http.Client{
Transport: transport,
}
req = req.WithContext(c)
if res, err = client.Do(req); err != nil {
return
}
defer res.Body.Close()
if res.StatusCode >= http.StatusInternalServerError {
err = errors.New("http status code 5xx")
return
}
if body, err = ioutil.ReadAll(res.Body); err != nil {
return
}
return
}
// Get client.Get send GET request
func Get(c context.Context, uri string, params url.Values) (body []byte, err error) {
req, err := NewRequest("GET", uri, params)
if err != nil {
return
}
body, err = Do(c, req)
return
}
// Post client.Get send POST request
func Post(c context.Context, uri string, params url.Values) (body []byte, err error) {
req, err := NewRequest("POST", uri, params)
if err != nil {
return
}
body, err = Do(c, req)
return
}