定义规则:将所有参数字段按首字母排序, 拼接成key1 = value1 & key2 = value2的格式,再在末尾拼接上key = appSecret, 再做MD5加密生成sign,方法如下:
function getSign(params, AppKey, AppSecret) { if (typeof params == "string") { return paramsStrSort(params,AppKey,AppSecret); } else if (typeof params == "object") { var arr = []; for (var i in params) { arr.push((i + "=" + params[i])); } return paramsStrSort(arr.join(("&")),AppKey,AppSecret); } } function paramsStrSort(paramsStr,AppKey,AppSecret) { var url = paramsStr + "&appKey=" + AppKey; var urlStr = url.split("&").sort().join("&"); var newUrl = urlStr + '&key=' + AppSecret; return md5(newUrl); }
调用:
var params = "id=" + id + "&type=" + type + "&page=" + page + "&pages=" + pages; var sign = getSign(params, AppKey, AppSecret);
或:
var paramsObj = { id: id, page: page, type: type, pages: pages }; var sign = getSign(paramsObj, AppKey, AppSecret);
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