File "helpers.js"
Full path: /home/tinyfilemanager/www/helpers.js
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/*global NodeList */
(function (window) {
'use strict';
// Get element(s) by CSS selector:
window.qs = function (selector, scope) {
return (scope || document).querySelector(selector);
};
window.qsa = function (selector, scope) {
return (scope || document).querySelectorAll(selector);
};
// addEventListener wrapper:
window.$on = function (target, type, callback, useCapture) {
target.addEventListener(type, callback, !!useCapture);
};
//Utility for Ajax call
window.makeAjaxCall = function (method, url) {
return new Promise(function (resolve, reject) {
var xhr = new XMLHttpRequest();
xhr.open(method, url);
xhr.onload = function () {
if (this.status >= 200 && this.status < 300) {
resolve(xhr.response);
} else {
reject({
status: this.status,
statusText: xhr.statusText
});
}
};
xhr.onerror = function () {
reject({
status: this.status,
statusText: xhr.statusText
});
};
xhr.send();
});
}
// Allow for looping on nodes by chaining:
NodeList.prototype.forEach = Array.prototype.forEach;
})(window);