Method showVerifyCodesForm

internal/waf/captcha_validator.go:206–344

(actionConfig *CaptchaAction, req requests.Request, writer http.ResponseWriter)

}

func (this *CaptchaValidator) showVerifyCodesForm(actionConfig *CaptchaAction, req requests.Request, writer http.ResponseWriter) {
	// show captcha
	var countLetters = 6
	if actionConfig.CountLetters > 0 && actionConfig.CountLetters <= 10 {
		countLetters = int(actionConfig.CountLetters)
	}
	var captchaId = captchaGenerator.NewCaptcha(countLetters)

	var lang = actionConfig.Lang
	if len(lang) == 0 {
		var acceptLanguage = req.WAFRaw().Header.Get("Accept-Language")
		if len(acceptLanguage) > 0 {
			langIndex := strings.Index(acceptLanguage, ",")
			if langIndex > 0 {
				lang = acceptLanguage[:langIndex]
			}
		}
	}
	if len(lang) == 0 {
		lang = "en-US"
	}

	var msgTitle string
	var msgPrompt string
	var msgButtonTitle string
	var msgRequestId string
	var msgPlaceholder string

	switch lang {
	case "en-US":
		msgTitle = "Verify Yourself"
		msgPrompt = "Input verify code above:"
		msgButtonTitle = "Verify Yourself"
		msgRequestId = "Request ID"
		msgPlaceholder = ""
	case "zh-CN":
		msgTitle = "身份验证"
		msgPrompt = "请输入上面的验证码"
		msgButtonTitle = "提交验证"
		msgRequestId = "请求ID"
		msgPlaceholder = "点此输入"
	case "zh-TW":
		msgTitle = "身份驗證"
		msgPrompt = "請輸入上面的驗證碼"
		msgButtonTitle = "提交驗證"
		msgRequestId = "請求ID"
		msgPlaceholder = "點此輸入"
	default:
		msgTitle = "Verify Yourself"
		msgPrompt = "Input verify code above:"
		msgButtonTitle = "Verify Yourself"
		msgRequestId = "Request ID"
	}

	var msgCss = ""
	var requestIdBox = `<address>` + msgRequestId + `: ` + req.Format("${requestId}") + `</address>`
	var msgFooter = ""