xhr.event.js

xhr event monitor

此脚本不应直接安装。它是供其他脚本使用的外部库，要使用该库请加入元指令 // @require https://update.gf.qytechs.cn/scripts/404457/829696/xhreventjs.js

换行

;
(function() {
    if (typeof window.CustomEvent === "function") return false;

    function CustomEvent(event, params) {
        params = params || { bubbles: false, cancelable: false, detail: undefined };
        var evt = document.createEvent('CustomEvent');
        evt.initCustomEvent(event, params.bubbles, params.cancelable, params.detail);
        return evt;
    }

    CustomEvent.prototype = window.Event.prototype;

    window.CustomEvent = CustomEvent;
})();
;
(function() {
    function ajaxEventTrigger(event) {
        var ajaxEvent = new CustomEvent(event, { detail: this });
        window.dispatchEvent(ajaxEvent);
    }

    var oldXHR = window.XMLHttpRequest;

    function newXHR() {
        var realXHR = new oldXHR();
        realXHR.addEventListener('abort', function() { ajaxEventTrigger.call(this, 'ajaxAbort'); }, false);
        realXHR.addEventListener('error', function() { ajaxEventTrigger.call(this, 'ajaxError'); }, false);
        realXHR.addEventListener('load', function() { ajaxEventTrigger.call(this, 'ajaxLoad'); }, false);
        realXHR.addEventListener('loadstart', function() { ajaxEventTrigger.call(this, 'ajaxLoadStart'); }, false);
        realXHR.addEventListener('progress', function() { ajaxEventTrigger.call(this, 'ajaxProgress'); }, false);
        realXHR.addEventListener('timeout', function() { ajaxEventTrigger.call(this, 'ajaxTimeout'); }, false);
        realXHR.addEventListener('loadend', function() { ajaxEventTrigger.call(this, 'ajaxLoadEnd'); }, false);
        realXHR.addEventListener('readystatechange', function() { ajaxEventTrigger.call(this, 'ajaxReadyStateChange'); }, false);

        return realXHR;
    }

    window.XMLHttpRequest = newXHR;
})();


function funDownload(content, filename) {
    var eleLink = document.createElement('a');
    eleLink.download = filename;
    eleLink.style.display = 'none';
    var blob = new Blob([content]);
    eleLink.href = URL.createObjectURL(blob);
    document.body.appendChild(eleLink);
    eleLink.click();
    document.body.removeChild(eleLink);
};

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