deepClient.js
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/**
* Created by Luigi Serra on 10/06/2015.
*/
var ComponentService =
{
deep_url:"",
getComponent: function(params){//params = {component, data, fields, placeHolder}
var request = this.getXMLHttpRequest();
var component = params.component;
request.onreadystatechange = function(){
if(request.readyState == 4){
try {
var resp = JSON.parse(request.response);
var link = '<link rel="import" href="' + resp.bridge_link + resp.component_link +'">';
//Build datalet injecting html code
var datalet_code = link + '<' + params.component;
var keys = Object.keys(params.params);
for(var i = 0; i < keys.length; i++){
datalet_code += ' ' + keys[i] + '=\'' + params.params[keys[i]] +'\'';
}
datalet_code += " fields='" + JSON.stringify(params.fields) + "'></" + params.component + ">";
(params.placeHolder.constructor == HTMLElement || params.placeHolder.constructor == HTMLDivElement) ? $(params.placeHolder).html(datalet_code) :/*Injection from Web Component*/
$("#" + params.placeHolder).html(datalet_code);/*Injection from a static web page*/
} catch (e){
var resp = {
status: 'error',
data: 'Unknown error occurred: [' + request.response + ']'
};
}
}};
request.open('GET', this.deep_url + component);
request.send();
},
getXMLHttpRequest: function ()
{
if (window.XMLHttpRequest) {
return new XMLHttpRequest();
}
else {
try {
return new ActiveXObject("MSXML2.XMLHTTP.3.0");
}
catch(ex) {
return null;
}
}
}
}