it can hook all ajax
This script should not be not be installed directly. It is a library for other scripts to include with the meta directive // @require https://update.greasyfork.org/scripts/426753/939010/Hook%20Ajax.js
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
typeof define === 'function' && define.amd ? define(['exports'], factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.$hookAjax = {}));
}(this, (function (exports) { 'use strict';
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* @class The class included the function's extra methods
* @augments Function
* @property id {string} the id only for this instance
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*/
var FuncInstance = /*#__PURE__*/function (_Function) {
inherits(FuncInstance, _Function);
var _super = _createSuper$1(FuncInstance);
function FuncInstance() {
classCallCheck(this, FuncInstance);
return _super.apply(this, arguments);
}
createClass(FuncInstance, [{
key: "initAssign",
/**
* Just a callback with the resolve params
* @callback resolveCallback
* @param res{*=} the callback param
*/
/**
* Callback when using before method
* @callback beforeCallback
* @param params{Object=} Params for before callback
* @param params.origin{Function=} The origin method of the AOP method
* @param params.args{Array<*>=} The args of the AOP method
* @param params.preventDefault{Function=} The method if called will prevent method executing,
* and using this callback return value instead of APO method return value
* @param params.trans{Object=} The temp storage place from the APO method, you can set the property in the before method
* @return {*} If preventDefault event called, the return value will be the AOP method's return value
*/
/**
* Callback when using after method
* @callback afterCallback
* @param params{Object=} Params for after callback
* @param params.origin{Function=} The origin method of the AOP method
* @param params.args{Array<*>=} The args of the AOP method
* @param params.lastValue{*=} The value returned from AOP method by default
* @param params.trans{Object=} The temp storage place from the APO method,
* you can get the property from before method, or set the property
*/
/**
* Callback when using error method
* @callback errorCallback
* @param params{Object=} Params for error callback
* @param params.origin{Function=} The origin method of the AOP method
* @param params.args{Array<*>=} The args of the AOP method
* @param params.error{*=} The error object | error message
* @param params.resolve{resolveCallback=} When this method called the AOP method will use the params as return value
* @param params.trans{Object=} The temp storage place from the APO method,
* you can get the property from before or after method
*/
/**
* @private
* @param target{FuncInstance}
*/
value: function initAssign(target) {
this.id = genID(7); // all func from FuncInstance has the uniqueId
assignProperty(this, target, 'uniqueId', function () {
return genID(7);
});
}
/**
* For a given function, creates a bound function that has the same body as the original function.
* The this object of the bound function is associated with the specified object, and has the specified initial parameters.
* @param context An object to which the this keyword can refer inside the new function.
* @param argArray {Array=} A list of arguments to be passed to the new function.
* @return {FuncInstance | Function}
*/
}, {
key: "bind",
value: function bind(context) {
var _get2;
var argArray = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
return assignInstance((_get2 = get(getPrototypeOf(FuncInstance.prototype), "bind", this)).call.apply(_get2, [this, context].concat(toConsumableArray(argArray))), this);
}
/**
* Making something called before the AOP method
* @param cb{beforeCallback} The callback called before the AOP method calling
* @param adaptAsync{boolean=} If equals true & callback returned a Promise result,
* the AOP method will called after the Promise finished.
* @return {FuncInstance|Function}
*/
}, {
key: "before",
value: function before(cb) {
var adaptAsync = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
return this.surround({
before: cb,
adaptAsync: adaptAsync
});
}
/**
* Making something called after the AOP method
* @param cb{afterCallback} The callback called after the AOP method calling
* @param adaptAsync{boolean=} If equals true & AOP method returned a Promise result,
* the after method will called after the Promise finished.
* @return {FuncInstance|Function}
*/
}, {
key: "after",
value: function after(cb) {
var adaptAsync = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
return this.surround({
after: cb,
adaptAsync: adaptAsync
});
}
/**
* Making something called surround the APO method
* @param options{Object} options for surround method
* @param options.before{beforeCallback=} The callback called before the AOP method calling
* @param options.after{afterCallback=} The callback called after the AOP method calling
* @param options.onError{errorCallback=} The callback called while an error happening from the AOP method calling
* @param options.adaptAsync{boolean=} If equals TRUE, all surround methods will waiting the last Promise result
* @return {FuncInstance|Function}
*/
}, {
key: "surround",
value: function surround(_ref) {
var _ref$before = _ref.before,
before = _ref$before === void 0 ? undefined : _ref$before,
_ref$after = _ref.after,
after = _ref$after === void 0 ? undefined : _ref$after,
_ref$onError = _ref.onError,
onError = _ref$onError === void 0 ? undefined : _ref$onError,
_ref$adaptAsync = _ref.adaptAsync,
adaptAsync = _ref$adaptAsync === void 0 ? false : _ref$adaptAsync;
var lastOrigin = this;
if (typeof lastOrigin !== 'function') {
return lastOrigin;
}
return assignInstance(function () {
var _this2 = this;
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
var trans = {};
var baseParams = {
origin: lastOrigin,
args: args,
trans: trans
};
var validErrorMethod = typeof onError === 'function';
try {
var _preventDefault = false; // parsing before
var beforeResult;
if (typeof before === 'function') {
beforeResult = before.call(this, Object.assign({}, baseParams, {
preventDefault: function preventDefault() {
_preventDefault = true;
}
}));
if (_preventDefault) {
return beforeResult;
}
}
var returnValue;
if (beforeResult instanceof Promise && adaptAsync) {
returnValue = beforeResult.then(function () {
return lastOrigin.apply(_this2, args);
});
} else {
returnValue = lastOrigin.apply(this, args);
} // parsing origin
if (typeof after === 'function') {
if (returnValue instanceof Promise && adaptAsync) {
returnValue = returnValue.then(function (value) {
return after.call(_this2, Object.assign({}, baseParams, {
lastValue: value
}));
});
} else {
returnValue = after.call(this, Object.assign({}, baseParams, {
lastValue: returnValue
}));
}
}
if (returnValue instanceof Promise && adaptAsync && validErrorMethod) {
return returnValue["catch"](function (error) {
var isSolved = false;
var message = '';
var resolve = function resolve(msg) {
message = msg;
isSolved = true;
};
return Promise.resolve(onError.call(_this2, Object.assign({}, baseParams, {
error: error,
resolve: resolve
}))).then(function (solution) {
if (!isSolved) {
throw error;
}
return message || solution;
});
});
}
return returnValue;
} catch (error) {
if (!validErrorMethod) {
throw error;
}
var isSolved = false;
var message = '';
var resolve = function resolve(msg) {
message = msg;
isSolved = true;
};
var result = onError.call(this, Object.assign({}, baseParams, {
error: error,
resolve: resolve
}));
if (!isSolved) {
throw error;
}
return message || result;
}
}, this);
}
/**
* Making an async method call then method
* @param cb{resolveCallback=}
* @return {FuncInstance|Function}
*/
}, {
key: "then",
value: function then(cb) {
var _this = this;
return assignInstance(function () {
for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
args[_key2] = arguments[_key2];
}
var result = _this.apply(this, args);
return Promise.resolve(result).then(cb);
}, this);
}
/**
* Making an async method call catch method
* @param cb{resolveCallback=}
* @return {FuncInstance|Function}
*/
}, {
key: "catch",
value: function _catch(cb) {
var _this = this;
return assignInstance(function () {
var result;
try {
for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) {
args[_key3] = arguments[_key3];
}
result = _this.apply(this, args);
if (result instanceof Promise) {
return result["catch"](cb);
}
} catch (e) {
result = cb.call(this, e);
}
return result;
}, this);
}
/**
* Making an async method call finally method
* @param cb{resolveCallback=}
* @return {FuncInstance|Function}
*/
}, {
key: "finally",
value: function _finally(cb) {
var _this = this;
return assignInstance(function () {
var doIgnoreCallback = function doIgnoreCallback() {
try {
cb.call(this);
} catch (e) {// ignore
}
};
try {
for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) {
args[_key4] = arguments[_key4];
}
var result = _this.apply(this, args);
if (result instanceof Promise) {
if (typeof result["finally"] === 'function') {
return result["finally"](function () {
return doIgnoreCallback();
});
}
return result["catch"](function (e) {
return e;
}).then(function (e) {
doIgnoreCallback();
if (e instanceof Error) {
throw e;
}
});
} else {
doIgnoreCallback();
}
return result;
} catch (e) {
doIgnoreCallback();
throw e;
}
}, this);
}
/**
* Making result method could using all of registered functions
* @param funcMap {Object} An object with function property, those function will be used as callable method for FuncInstance
* @return {FuncInstance|Function}
*/
}, {
key: "register",
value: function register() {
var funcMap = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
return this.registerClass(function (instance) {
var result = /*#__PURE__*/function (_instance) {
inherits(result, _instance);
var _super2 = _createSuper$1(result);
function result() {
classCallCheck(this, result);
return _super2.apply(this, arguments);
}
return result;
}(instance);
Object.assign(result.prototype, funcMap);
return result;
});
}
/**
* Register for registerClass function
* @callback funcInstanceRegister
* @param instanceType {FuncInstance|Function=} Latest one class extends @link{FuncInstance}
* @return {FuncInstance|Function} Result func instance, must extends params - `instanceType`
*/
/**
* Making result method could using all of registered functions
* @param register{funcInstanceRegister}
* @return {FuncInstance|Function}
*/
}, {
key: "registerClass",
value: function registerClass(register) {
var instanceType = register(this.constructor);
var resultFunc = this.bind(this);
Object.setPrototypeOf(resultFunc, instanceType.prototype);
if (typeof instanceType !== 'function' || !(resultFunc instanceof this.constructor)) {
throw new Error('Registered class must extend FunctionInstance');
}
return resultFunc;
}
}]);
return FuncInstance;
}( /*#__PURE__*/wrapNativeSuper(Function));
var defaultOptions = {
instanceType: FuncInstance
};
/**
* Making the function to be FuncInstance
* @param func {Function} The function to convert
* @param options {Object=} The options for this giving
* @param options.instanceType {Function=} The class type of instance default to be FuncInstance
* @return {FuncInstance | Function}
*/
function give(func, options) {
options = Object.assign({}, defaultOptions, options);
var resultFunc = function resultFunc() {
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
return (func || function () {
return undefined;
}).apply(this, args);
};
assignPrototype(resultFunc, options.instanceType);
return resultFunc;
}
/**
* How to hook method
* @callback doHookThings
* @param method {FuncInstance}
* @return {Function} result function
*/
/**
* @typedef HookOptions
* @type {{protect: boolean, syncDesc: boolean, native: boolean}}
*/
var defaultHookOptions = {
protect: false,
syncDesc: true,
"native": false
};
var defineProperty = Object.defineProperty;
var defineProperties = Object.defineProperties;
/**
* Hook a method
* @param parent {Object}
* @param methodName {string|Symbol}
* @param doHookThings {doHookThings}
* @param options {HookOptions=}
* @return {void}
*/
function hook(parent, methodName, doHookThings) {
var options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};
var origin = parent[methodName];
if (typeof origin !== 'function') {
return;
}
var hookOptions = Object.assign({}, defaultHookOptions, options);
var _native = hookOptions["native"];
var targetMethod = doHookThings(_native ? origin : give(origin));
parent[methodName] = _native ? targetMethod : function () {
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
try {
return targetMethod.apply(this, args);
} catch (e) {
console.warn('[Hook JS]', 'Hooks running lost once.');
return origin.apply(this, args);
}
};
var protect = hookOptions.protect,
syncDesc = hookOptions.syncDesc;
if (protect) {
protectMethod(parent, methodName);
}
if (syncDesc) {
syncToString(origin, parent[methodName]);
}
}
/**
* Hook target function to replace, not to using func-js instance
* @param parent {object} Parent object
* @param methodName {string | symbol} Target method name to replace
* @param replace {function} To return a new function to replace origin method
* @param options
* @return {void}
*/
function hookReplace(parent, methodName, replace) {
var options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};
return hook(parent, methodName, replace, Object.assign({}, options, {
"native": true
}));
}
/**
* Protect method from modified
* @param parent {object}
* @param methodName {string}
*/
function protectMethod(parent, methodName) {
defineProperty.call(Object, parent, methodName, {
writable: false
});
}
/**
* Sync the toString method from origin to target
* @param from {any}
* @param to {any}
*/
function syncToString(from, to) {
defineProperties.call(Object, to, {
toString: {
enumerable: false,
writable: true,
value: function value() {
return from.toString();
}
},
toLocaleString: {
enumerable: false,
writable: true,
value: function value() {
return from.toLocaleString();
}
}
});
}
function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn$1(this, result); }; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
var id = 0;
function getUniqueId() {
return id++;
}
/**
* Using to intercept ajax request, new Instance to start hook
*/
var AjaxInterceptor = /*#__PURE__*/function () {
function AjaxInterceptor() {
_classCallCheck$1(this, AjaxInterceptor);
_defineProperty(this, "urlHooks", {});
_defineProperty(this, "responseHooks", {});
_defineProperty(this, "sendHooks", {});
var _this = this;
hookReplace(window, 'XMLHttpRequest', function (D) {
return /*#__PURE__*/function (_D) {
_inherits$1(XMLHttpRequest, _D);
var _super = _createSuper(XMLHttpRequest);
function XMLHttpRequest() {
var _this2;
_classCallCheck$1(this, XMLHttpRequest);
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
_this2 = _super.call.apply(_super, [this].concat(args));
_defineProperty(_assertThisInitialized$1(_this2), "id", void 0);
_this2.id = getUniqueId();
_this2.addEventListener('readystatechange', function () {
if (_this2.readyState == 4 || [200, 304, 201, 202, 203].includes(_this2.state)) {
_this.onResponse(_assertThisInitialized$1(_this2));
}
});
return _this2;
}
return XMLHttpRequest;
}(D);
});
hook(window.XMLHttpRequest.prototype, 'open', this.getHookedRequestHandler());
hook(window.XMLHttpRequest.prototype, 'send', function (origin) {
return origin.before(function (_ref) {
var args = _ref.args,
prevent = _ref.preventDefault;
return _this.onSend(this, args, prevent);
});
});
}
_createClass$1(AjaxInterceptor, [{
key: "getHookedRequestHandler",
value: function getHookedRequestHandler() {
var _this = this;
return function (origin) {
return origin.before(function (_ref2) {
var args = _ref2.args,
prevent = _ref2.preventDefault;
return _this.onRequest(this, args, prevent);
});
};
}
}, {
key: "onSend",
value: function onSend(xhr, args, prevent) {
var sendHandlers = this.sendHooks[xhr.id] || [];
var result;
var _iterator = _createForOfIteratorHelper(sendHandlers),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var sendHandler = _step.value;
if (typeof sendHandler === 'function') {
var _params = {
args: args,
prevent: prevent
};
result = sendHandler.call(xhr, _params) || result;
}
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
this.clearSendHooks(xhr.id);
return result;
}
}, {
key: "onRequest",
value: function onRequest(xhr, args, prevent) {
var _args = _slicedToArray(args, 2),
url = _args[1];
var result;
for (var hookUrl in this.urlHooks) {
if (new RegExp(hookUrl).test(url)) {
var _params2 = {
args: args,
prevent: prevent
};
var hooks = this.urlHooks[hookUrl];
if (typeof hooks.onRequest === 'function') {
result = hooks.onRequest.call(xhr, _params2) || result;
}
this.signResponseHooks(xhr.id, hooks);
this.signSendHooks(xhr.id, hooks);
}
}
return result;
}
}, {
key: "onResponse",
value: function onResponse(xhr) {
if (xhr.readyState === 4 || [200, 201, 202, 304].includes(xhr.status)) {
var _replace = function _replace(response) {
if (typeof response !== 'string') {
response = JSON.stringify(response);
}
Object.defineProperties(xhr, {
response: {
writable: false,
configurable: true,
value: response
},
responseText: {
writable: false,
configurable: true,
value: response
}
});
};
var originResponse = ['', 'text'].includes(xhr.responseType) ? xhr.responseText : xhr.response;
var _response;
try {
_response = JSON.parse(originResponse);
} catch (e) {
_response = originResponse;
}
var _params3 = {
response: _response,
originResponse: originResponse,
replace: function replace(response) {
_params3.response = response;
},
define: function define(property, value) {
Object.defineProperty(xhr, property, {
writable: false,
configurable: true,
value: value
});
}
};
var _id = xhr.id;
var targetResponseHooks = this.responseHooks[_id] || [];
var _iterator2 = _createForOfIteratorHelper(targetResponseHooks),
_step2;
try {
for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
var targetResponseHook = _step2.value;
if (targetResponseHook && typeof targetResponseHook === 'function') {
targetResponseHook.call(xhr, _params3);
_replace(_params3.response);
}
}
} catch (err) {
_iterator2.e(err);
} finally {
_iterator2.f();
}
this.clearResponseHooks(_id);
}
}
}, {
key: "signResponseHooks",
value: function signResponseHooks(id, hooks) {
if (hooks.onResponse && typeof hooks.onResponse === 'function') {
var exists = this.responseHooks[id] || [];
exists.push(hooks.onResponse);
this.responseHooks[id] = exists;
}
}
}, {
key: "signSendHooks",
value: function signSendHooks(id, hooks) {
if (hooks.onSend && typeof hooks.onSend === 'function') {
var exists = this.sendHooks[id] || [];
exists.push(hooks.onSend);
this.sendHooks[id] = exists;
}
}
}, {
key: "clearResponseHooks",
value: function clearResponseHooks(id) {
this.responseHooks[id] = [];
}
}, {
key: "clearSendHooks",
value: function clearSendHooks(id) {
this.sendHooks[id] = [];
}
/**
* Register from url RegExp
* @param url
* @param hooks
*/
}, {
key: "register",
value: function register(url, hooks) {
this.urlHooks[url] = hooks;
}
}]);
return AjaxInterceptor;
}();
exports.AjaxInterceptor = AjaxInterceptor;
Object.defineProperty(exports, '__esModule', { value: true });
})));