/**
* 增强版的验证信息,提供了更多的验证返回结果信息，以让客户服务器端有不同的数据处理。
*
* @param challenge challenge
* @param validate validate
* @param seccode seccode
* @return enhencedValidateRequest
*/
public String enhencedValidateRequest(HttpServletRequest request) {
final String body = extractRequestBody(request);
if (objIsEmpty(body)) {
return FAIL_RES;
}
final Geetest geetest = parseObject(body, Geetest.class);
final String challenge = geetest.getGeetestChallenge();
final String validate = geetest.getGeetestValidate();
final String seccode = geetest.getGeetestSeccode();
if (objIsEmpty(challenge) || objIsEmpty(validate) || objIsEmpty(seccode)) {
return FAIL_RES;
}
// String gtuser = "";
// Cookie[] cookies = request.getCookies();
//
// if (cookies != null) {
// for (int i = 0; i < cookies.length; i++) {
// Cookie cookie = cookies[i];
// if ("GeeTestUser".equals(cookie.getName())) {
// gtuser = cookie.getValue();
// gtlog(String.format("GeeTestUser:%s", gtuser));
// }
// }
// }
final String host = BASE_URL;
final String path = "/validate.php";
final int port = 80;
// String query = "seccode=" + seccode + "&sdk=" + this.sdkLang + "_"
// + this.verName;
final String query = format("seccode=%s&sdk=%s", seccode, (sdkLang + "_" + verName));
String response = EMPTY;
try {
if (validate.length() <= 0) {
return FAIL_RES;
}
if (!checkResultByPrivate(challenge, validate)) {
return FAIL_RES;
}
response = postValidate(host, path, query, port);
} catch (Exception ex) {
if (logger.isErrorEnabled()) {
logger.error("", ex);
}
}
if (response.equals(md5Encode(seccode))) {
return SUCCESS_RES;
} else {
return response;
}
}
/**
* failback使用的验证方式
*
* @param request request
* @return failbackValidateRequest
*/
public String failbackValidateRequest(HttpServletRequest request) {
final String body = extractRequestBody(request);
if (objIsEmpty(body)) {
return FAIL_RES;
}
final Geetest geetest = parseObject(body, Geetest.class);
final String challenge = geetest.getGeetestChallenge();
final String validate = geetest.getGeetestValidate();
if (objIsEmpty(challenge) || objIsEmpty(validate)) {
return FAIL_RES;
}
if (!challenge.equals(getChallengeId())) {
return FAIL_RES;
}
final String[] validateStr = validate.split("_");
final String encodeAns = validateStr[0];
final String encodeFullBgImgIndex = validateStr[1];
final String encodeImgGrpIndex = validateStr[2];
final int decodeAns = decodeResponse(getChallengeId(), encodeAns);
final int decodeFullBgImgIndex = decodeResponse(getChallengeId(), encodeFullBgImgIndex);
final int decodeImgGrpIndex = decodeResponse(getChallengeId(), encodeImgGrpIndex);
final String validateResult =
validateFailImage(decodeAns, decodeFullBgImgIndex, decodeImgGrpIndex);
if (!validateResult.equals(FAIL_RES)) {
// 使用一随机标识来丢弃掉此次验证，防止重放
final Long rnd1 = round(random() * 100);
final String md5Str1 = md5Encode(rnd1 + "");
setChallengeId(md5Str1);
}
return validateResult;
}