//Manage Credentials
function genManageToken(accessKey, secretKey, pathAndQuery, body) {
var str = pathAndQuery + body;
var hash = CryptoJS.HmacSHA1(str, secretKey);
var encodedSign = CryptoJS.enc.Base64.stringify(CryptoJS.enc.Utf8.parse(hash));
return accessKey + ":" + encodedSign;
}
var fetchImg = function(picUrl) {
// 通过fetch进行远程图片抓取
var accessKey = "AK";
var secretKey = "SK";
var srcUrl = CryptoJS.enc.Base64.stringify(CryptoJS.enc.Utf8.parse(picUrl));
var bucket = CryptoJS.enc.Base64.stringify(CryptoJS.enc.Utf8.parse("cloudimg"+":"+(new Date()).getTime()+".jpg"));
var path = "/fetch/" + srcUrl + "/to/" + bucket;
var fetchUrl = "http://iovip.qbox.me" + path;
mui.ajax(fetchUrl, {
dataType: 'json', //服务器返回json格式数据
type: 'post', //HTTP请求类型
timeout: 10000, //超时时间设置为10秒;
headers: {
'Content-Type': "application/json",
'Authorization': "QBox " + genManageToken(accessKey, secretKey, path, "")
},
success: function(data) {
//服务器返回响应,根据响应结果,分析是否登录成功;
data = JSON.stringify(data);
data = eval("(" + data + ")");
//输出响应成功key值
console.log(data['key']);
},
error: function(xhr, type, errorThrown) {
//异常处理;
console.log(errorThrown);
}
});
}
//Introduce the corresponding js calling function into the page
fetchImg("https://www.baidu.com/img/bd_logo1.png");