JM-WechatMini/api/v1/system/sys_captcha.go

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2023-11-02 04:34:46 +08:00
package system
import (
"time"
"github.com/gin-gonic/gin"
"github.com/mojocn/base64Captcha"
"go.uber.org/zap"
"miniapp/global"
"miniapp/model/common/response"
systemRes "miniapp/model/system/response"
)
// 当开启多服务器部署时替换下面的配置使用redis共享存储验证码
// var store = captcha.NewDefaultRedisStore()
var store = base64Captcha.DefaultMemStore
type BaseApi struct{}
// Captcha
// @Tags Base
// @Summary 生成验证码
// @Security ApiKeyAuth
// @accept application/json
// @Produce application/json
// @Success 200 {object} response.Response{data=systemRes.SysCaptchaResponse,msg=string} "生成验证码,返回包括随机数id,base64,验证码长度,是否开启验证码"
// @Router /base/captcha [post]
func (b *BaseApi) Captcha(c *gin.Context) {
// 判断验证码是否开启
openCaptcha := global.GVA_CONFIG.Captcha.OpenCaptcha // 是否开启防爆次数
openCaptchaTimeOut := global.GVA_CONFIG.Captcha.OpenCaptchaTimeOut // 缓存超时时间
key := c.ClientIP()
v, ok := global.BlackCache.Get(key)
if !ok {
global.BlackCache.Set(key, 1, time.Second*time.Duration(openCaptchaTimeOut))
}
var oc bool
if openCaptcha == 0 || openCaptcha < interfaceToInt(v) {
oc = true
}
// 字符,公式,验证码配置
// 生成默认数字的driver
driver := base64Captcha.NewDriverDigit(global.GVA_CONFIG.Captcha.ImgHeight, global.GVA_CONFIG.Captcha.ImgWidth, global.GVA_CONFIG.Captcha.KeyLong, 0.7, 80)
// cp := base64Captcha.NewCaptcha(driver, store.UseWithCtx(c)) // v8下使用redis
cp := base64Captcha.NewCaptcha(driver, store)
id, b64s, err := cp.Generate()
if err != nil {
global.GVA_LOG.Error("验证码获取失败!", zap.Error(err))
response.FailWithMessage("验证码获取失败", c)
return
}
response.OkWithDetailed(systemRes.SysCaptchaResponse{
CaptchaId: id,
PicPath: b64s,
CaptchaLength: global.GVA_CONFIG.Captcha.KeyLong,
OpenCaptcha: oc,
}, "验证码获取成功", c)
}
// 类型转换
func interfaceToInt(v interface{}) (i int) {
switch v := v.(type) {
case int:
i = v
default:
i = 0
}
return
}