您需要先安装一个扩展,例如 篡改猴、Greasemonkey 或 暴力猴,之后才能安装此脚本。
您需要先安装一个扩展,例如 篡改猴 或 暴力猴,之后才能安装此脚本。
您需要先安装一个扩展,例如 篡改猴 或 暴力猴,之后才能安装此脚本。
您需要先安装一个扩展,例如 篡改猴 或 Userscripts ,之后才能安装此脚本。
您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。
您需要先安装用户脚本管理器扩展后才能安装此脚本。
install XHook
当前为
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.cn-greasyfork.org/scripts/15379/96218/installXHook.js
- // installXHook - v0.0.1
- ////////// Original copyright notice //////////
- // XHook - v1.3.3 - https://github.com/jpillora/xhook
- // Jaime Pillora <dev@jpillora.com> - MIT Copyright 2015
- function installXHook(window) {
- 'use strict';
- var
- AFTER,
- BEFORE,
- COMMON_EVENTS,
- FIRE,
- FormData,
- NativeFormData,
- NativeXMLHttp,
- OFF,
- ON,
- READY_STATE,
- UPLOAD_EVENTS,
- XMLHTTP,
- document,
- msie,
- xhook;
- //for compression
- document = window.document;
- BEFORE = 'before';
- AFTER = 'after';
- READY_STATE = 'readyState';
- ON = 'addEventListener';
- OFF = 'removeEventListener';
- FIRE = 'dispatchEvent';
- XMLHTTP = 'XMLHttpRequest';
- FormData = 'FormData';
- //parse IE version
- UPLOAD_EVENTS = ['load', 'loadend', 'loadstart'];
- COMMON_EVENTS = ['progress', 'abort', 'error', 'timeout'];
- msie = parseInt((/msie (\d+)/.exec(navigator.userAgent.toLowerCase()) || [])[1]);
- if (isNaN(msie)) {
- msie = parseInt((/trident\/.*; rv:(\d+)/.exec(navigator.userAgent.toLowerCase()) || [])[1]);
- }
- //if required, add 'indexOf' method to Array
- if (!('indexOf' in Array.prototype)) {
- Array.prototype.indexOf = function(item) {
- for (var i = 0, l = this.length; i < l; i++) {
- if (i in this && this[i] === item) {
- return i;
- }
- }
- return -1;
- };
- }
- function slice(o, n) {
- return Array.prototype.slice.call(o, n);
- }
- function depricatedProp(p) {
- return p === 'returnValue' || p === 'totalSize' || p === 'position';
- }
- function mergeObjects(src, dst) {
- var k;
- for (k in src) {
- if (depricatedProp(k)) {
- continue;
- }
- try {
- dst[k] = src[k];
- } catch (_error) {}
- }
- return dst;
- }
- //proxy events from one emitter to another
- function proxyEvents(events, src, dst) {
- var event, i, len;
- function p(event) {
- return function(e) {
- var clone, k, val;
- clone = {};
- //copies event, with dst emitter inplace of src
- for (k in e) {
- if (depricatedProp(k)) {
- continue;
- }
- val = e[k];
- clone[k] = val === src ? dst : val;
- }
- //emits out the dst
- return dst[FIRE](event, clone);
- };
- }
- //dont proxy manual events
- for (i = 0, len = events.length; i < len; i++) {
- event = events[i];
- if (dst._has(event)) {
- src['on' + event] = p(event);
- }
- }
- }
- //create fake event
- function fakeEvent(type) {
- var msieEventObject;
- if (document.createEventObject != null) {
- msieEventObject = document.createEventObject();
- msieEventObject.type = type;
- return msieEventObject;
- } else {
- // on some platforms like android 4.1.2 and safari on windows, it appears
- // that new Event is not allowed
- try {
- return new Event(type);
- } catch (_error) {
- return {
- type: type
- };
- }
- }
- }
- //tiny event emitter
- function EventEmitter(nodeStyle) {
- var emitter, events;
- //private
- events = {};
- function listeners(event) {
- return events[event] || [];
- }
- //public
- emitter = {};
- emitter[ON] = function(event, callback, i) {
- events[event] = listeners(event);
- if (events[event].indexOf(callback) >= 0) {
- return;
- }
- if (i === void 0) {
- i = events[event].length;
- }
- events[event].splice(i, 0, callback);
- };
- emitter[OFF] = function(event, callback) {
- var i;
- //remove all
- if (event === void 0) {
- events = {};
- return;
- }
- //remove all of type event
- if (callback === void 0) {
- events[event] = [];
- }
- //remove particular handler
- i = listeners(event).indexOf(callback);
- if (i === -1) {
- return;
- }
- listeners(event).splice(i, 1);
- };
- emitter[FIRE] = function() {
- var args, event, i, legacylistener, listener, _i, _len, _ref;
- args = slice(arguments);
- event = args.shift();
- if (!nodeStyle) {
- args[0] = mergeObjects(args[0], fakeEvent(event));
- }
- legacylistener = emitter['on' + event];
- if (legacylistener) {
- legacylistener.apply(void 0, args);
- }
- _ref = listeners(event).concat(listeners('*'));
- for (i = _i = 0, _len = _ref.length; _i < _len; i = ++_i) {
- listener = _ref[i];
- listener.apply(void 0, args);
- }
- };
- emitter._has = function(event) {
- return !!(events[event] || emitter['on' + event]);
- };
- //add extra aliases
- if (nodeStyle) {
- emitter.listeners = function(event) {
- return slice(listeners(event));
- };
- emitter.on = emitter[ON];
- emitter.off = emitter[OFF];
- emitter.fire = emitter[FIRE];
- emitter.once = function(e, fn) {
- function fire() {
- emitter.off(e, fire);
- return fn.apply(null, arguments);
- }
- return emitter.on(e, fire);
- };
- emitter.destroy = function() {
- events = {};
- };
- }
- return emitter;
- }
- //use event emitter to store hooks
- xhook = EventEmitter(true);
- xhook.EventEmitter = EventEmitter;
- xhook[BEFORE] = function(handler, i) {
- if (handler.length < 1 || handler.length > 2) {
- throw 'invalid hook';
- }
- return xhook[ON](BEFORE, handler, i);
- };
- xhook[AFTER] = function(handler, i) {
- if (handler.length < 2 || handler.length > 3) {
- throw 'invalid hook';
- }
- return xhook[ON](AFTER, handler, i);
- };
- xhook.enable = function() {
- window[XMLHTTP] = XHookHttpRequest;
- if (NativeFormData) {
- window[FormData] = XHookFormData;
- }
- return xhook;
- };
- xhook.disable = function() {
- window[XMLHTTP] = xhook[XMLHTTP];
- if (NativeFormData) {
- window[FormData] = NativeFormData;
- }
- return xhook;
- };
- //helper
- function convertHeaders(h, dest) {
- var header, headers, k, name, v, value, _i, _len, _ref;
- if (dest == null) {
- dest = {};
- }
- switch (typeof h) {
- case 'object':
- headers = [];
- for (k in h) {
- v = h[k];
- name = k.toLowerCase();
- headers.push('' + name + ':\t' + v);
- }
- return headers.join('\n');
- case 'string':
- headers = h.split('\n');
- for (_i = 0, _len = headers.length; _i < _len; _i++) {
- header = headers[_i];
- if (/([^:]+):\s*(.+)/.test(header)) {
- name = RegExp.$1.toLowerCase();
- value = RegExp.$2;
- if (dest[name] == null) {
- dest[name] = value;
- }
- }
- }
- return dest;
- }
- }
- xhook.headers = convertHeaders;
- //patch FormData
- // we can do this safely because all XHR
- // is hooked, so we can ensure the real FormData
- // object is used on send
- NativeFormData = window[FormData];
- function XHookFormData(form) {
- var entries;
- this.fd = form ? new NativeFormData(form) : new NativeFormData();
- this.form = form;
- entries = [];
- Object.defineProperty(this, 'entries', {
- get: function() {
- var fentries;
- //extract form entries
- fentries = !form ? [] : slice(form.querySelectorAll('input,select')).filter(function(e) {
- var _ref;
- return ((_ref = e.type) !== 'checkbox' && _ref !== 'radio') || e.checked;
- }).map(function(e) {
- return [e.name, e.type === 'file' ? e.files : e.value];
- });
- //combine with js entries
- return fentries.concat(entries);
- }
- });
- this.append = (function(_this) {
- return function() {
- var args;
- args = slice(arguments);
- entries.push(args);
- return _this.fd.append.apply(_this.fd, args);
- };
- })(this);
- }
- if (NativeFormData) {
- //expose native formdata as xhook.FormData incase its needed
- xhook[FormData] = NativeFormData;
- }
- //patch XHR
- NativeXMLHttp = window[XMLHTTP];
- xhook[XMLHTTP] = NativeXMLHttp;
- function XHookHttpRequest() {
- var
- ABORTED,
- currentState,
- facade,
- hasError,
- request,
- response,
- status,
- transiting,
- xhr;
- ABORTED = -1;
- xhr = new xhook[XMLHTTP]();
- //==========================
- // Extra state
- request = {};
- status = null;
- hasError = void 0;
- transiting = void 0;
- response = void 0;
- //==========================
- // Private API
- //read results from real xhr into response
- function readHead() {
- var key, name, val, _ref;
- // Accessing attributes on an aborted xhr object will
- // throw an 'c00c023f error' in IE9 and lower, don't touch it.
- response.status = status || xhr.status;
- if (!(status === ABORTED && msie < 10)) {
- response.statusText = xhr.statusText;
- }
- if (status !== ABORTED) {
- _ref = convertHeaders(xhr.getAllResponseHeaders());
- for (key in _ref) {
- val = _ref[key];
- if (!response.headers[key]) {
- name = key.toLowerCase();
- response.headers[name] = val;
- }
- }
- }
- }
- function readBody() {
- //https://xhr.spec.whatwg.org/
- if (!xhr.responseType || xhr.responseType === 'text') {
- response.text = xhr.responseText;
- response.data = xhr.responseText;
- } else if (xhr.responseType === 'document') {
- response.xml = xhr.responseXML;
- response.data = xhr.responseXML;
- } else {
- response.data = xhr.response;
- }
- //new in some browsers
- if ('responseURL' in xhr) {
- response.finalUrl = xhr.responseURL;
- }
- }
- //write response into facade xhr
- function writeHead() {
- facade.status = response.status;
- facade.statusText = response.statusText;
- }
- function writeBody() {
- if ('text' in response) {
- facade.responseText = response.text;
- }
- if ('xml' in response) {
- facade.responseXML = response.xml;
- }
- if ('data' in response) {
- facade.response = response.data;
- }
- if ('finalUrl' in response) {
- facade.responseURL = response.finalUrl;
- }
- }
- //ensure ready state 0 through 4 is handled
- function emitReadyState(n) {
- while (n > currentState && currentState < 4) {
- facade[READY_STATE] = ++currentState;
- // make fake events for libraries that actually check the type on
- // the event object
- if (currentState === 1) {
- facade[FIRE]('loadstart', {});
- }
- if (currentState === 2) {
- writeHead();
- }
- if (currentState === 4) {
- writeHead();
- writeBody();
- }
- facade[FIRE]('readystatechange', {});
- //delay final events incase of error
- if (currentState === 4) {
- setTimeout(emitFinal, 0);
- }
- }
- }
- function emitFinal() {
- if (!hasError) {
- facade[FIRE]('load', {});
- }
- facade[FIRE]('loadend', {});
- if (hasError) {
- facade[READY_STATE] = 0;
- }
- }
- //control facade ready state
- currentState = 0;
- function setReadyState(n) {
- var hooks;
- //emit events until readyState reaches 4
- if (n !== 4) {
- emitReadyState(n);
- return;
- }
- //before emitting 4, run all 'after' hooks in sequence
- hooks = xhook.listeners(AFTER);
- function process() {
- var hook;
- if (!hooks.length) {
- emitReadyState(4);
- return;
- }
- hook = hooks.shift();
- if (hook.length === 2) {
- hook(request, response);
- process();
- } else if (hook.length === 3 && request.async) {
- hook(request, response, process);
- } else {
- process();
- }
- }
- process();
- }
- //==========================
- // Facade XHR
- facade = request.xhr = EventEmitter();
- //==========================
- // Handle the underlying ready state
- xhr.onreadystatechange = function(event) {
- //pull status and headers
- try {
- if (xhr[READY_STATE] === 2) {
- readHead();
- }
- } catch (_error) {}
- //pull response data
- if (xhr[READY_STATE] === 4) {
- transiting = false;
- readHead();
- readBody();
- }
- setReadyState(xhr[READY_STATE]);
- };
- //mark this xhr as errored
- function hasErrorHandler() {
- hasError = true;
- }
- facade[ON]('error', hasErrorHandler);
- facade[ON]('timeout', hasErrorHandler);
- facade[ON]('abort', hasErrorHandler);
- // progress means we're current downloading...
- facade[ON]('progress', function() {
- //progress events are followed by readystatechange for some reason...
- if (currentState < 3) {
- setReadyState(3);
- } else {
- facade[FIRE]('readystatechange', {}); //TODO fake an XHR event
- }
- });
- // initialise 'withCredentials' on facade xhr in browsers with it
- // or if explicitly told to do so
- if ('withCredentials' in xhr || xhook.addWithCredentials) {
- facade.withCredentials = false;
- }
- facade.status = 0;
- facade.open = function(method, url, async, user, pass) {
- // Initailize empty XHR facade
- currentState = 0;
- hasError = false;
- transiting = false;
- request.headers = {};
- request.headerNames = {};
- request.status = 0;
- response = {};
- response.headers = {};
- request.method = method;
- request.url = url;
- request.async = async !== false;
- request.user = user;
- request.pass = pass;
- // openned facade xhr (not real xhr)
- setReadyState(1);
- };
- facade.send = function(body) {
- var hooks, k, modk, _i, _len, _ref;
- //read xhr settings before hooking
- _ref = ['type', 'timeout', 'withCredentials'];
- for (_i = 0, _len = _ref.length; _i < _len; _i++) {
- k = _ref[_i];
- modk = k === 'type' ? 'responseType' : k;
- if (modk in facade) {
- request[k] = facade[modk];
- }
- }
- request.body = body;
- function send() {
- var header, value, _i, _len, _ref;
- //proxy all events from real xhr to facade
- proxyEvents(COMMON_EVENTS, xhr, facade);
- if (facade.upload) {
- proxyEvents(COMMON_EVENTS.concat(UPLOAD_EVENTS), xhr.upload, facade.upload);
- }
- //prepare request all at once
- transiting = true;
- //perform open
- xhr.open(request.method, request.url, request.async, request.user, request.pass);
- //write xhr settings
- _ref = ['type', 'timeout', 'withCredentials'];
- for (_i = 0, _len = _ref.length; _i < _len; _i++) {
- k = _ref[_i];
- modk = k === 'type' ? 'responseType' : k;
- if (k in request) {
- xhr[modk] = request[k];
- }
- }
- //insert headers
- _ref = request.headers;
- for (header in _ref) {
- value = _ref[header];
- xhr.setRequestHeader(header, value);
- }
- //extract real formdata
- if (request.body instanceof XHookFormData) {
- request.body = request.body.fd;
- }
- //real send!
- xhr.send(request.body);
- }
- hooks = xhook.listeners(BEFORE);
- //process hooks sequentially
- function process() {
- var hook;
- if (!hooks.length) {
- return send();
- }
- //go to next hook OR optionally provide response
- function done(userResponse) {
- //break chain - provide dummy response (readyState 4)
- if (typeof userResponse === 'object' && (typeof userResponse.status === 'number' || typeof response.status === 'number')) {
- if (!('data' in userResponse)) {
- userResponse.data = userResponse.response || userResponse.text;
- }
- mergeObjects(userResponse, response);
- setReadyState(4);
- return;
- }
- //continue processing until no hooks left
- process();
- }
- //specifically provide headers (readyState 2)
- done.head = function(userResponse) {
- mergeObjects(userResponse, response);
- return setReadyState(2);
- };
- //specifically provide partial text (responseText readyState 3)
- done.progress = function(userResponse) {
- mergeObjects(userResponse, response);
- return setReadyState(3);
- };
- hook = hooks.shift();
- //async or sync?
- if (hook.length === 1) {
- done(hook(request));
- } else if (hook.length === 2 && request.async) {
- //async handlers must use an async xhr
- hook(request, done);
- } else {
- //skip async hook on sync requests
- done();
- }
- }
- //kick off
- process();
- };
- facade.abort = function() {
- status = ABORTED;
- if (transiting) {
- xhr.abort(); //this will emit an 'abort' for us
- } else {
- facade[FIRE]('abort', {});
- }
- };
- facade.setRequestHeader = function(header, value) {
- var lName, name;
- //the first header set is used for all future case-alternatives of 'name'
- lName = header != null ? header.toLowerCase() : void 0;
- name = request.headerNames[lName] = request.headerNames[lName] || header;
- //append header to any previous values
- if (request.headers[name]) {
- value = request.headers[name] + ', ' + value;
- }
- request.headers[name] = value;
- };
- facade.getResponseHeader = function(header) {
- var name;
- name = header != null ? header.toLowerCase() : void 0;
- return response.headers[name];
- };
- facade.getAllResponseHeaders = function() {
- return convertHeaders(response.headers);
- };
- //proxy call only when supported
- if (xhr.overrideMimeType) {
- facade.overrideMimeType = function() {
- return xhr.overrideMimeType.apply(xhr, arguments);
- };
- }
- //create emitter when supported
- if (xhr.upload) {
- facade.upload = request.upload = EventEmitter();
- }
- this._facade = facade;
- }
- [
- 'readyState', 'open', 'setRequestHeader', 'timeout', 'withCredentials',
- 'upload', 'send', 'abort', 'status', 'statusText', 'getResponseHeader',
- 'getAllResponseHeaders', 'overrideMimeType', 'responseType', 'response',
- 'responseText', 'responseXML',
- ON, OFF, FIRE,
- 'onreadystatechange', 'onloadstart', 'onprogress', 'onabort', 'onerror',
- 'onload', 'ontimeout', 'onloadend'
- ].forEach(function(k) {
- Object.defineProperty(XHookHttpRequest.prototype, k, {
- configurable: true,
- enumerable: true,
- get: function() {
- return this._facade[k];
- },
- set: function(v) {
- this._facade[k] = v;
- }
- });
- });
- return xhook;
- }