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超星网课助手(测试版)

自动挂机看尔雅MOOC，支持后台、切换窗口不暂停，视频自动切换，屏蔽视频内的题目，倍速播放、进度条拖动、快进快退

当前为 2018-07-21 提交的版本，查看 最新版本。

// ==UserScript==
// @name            超星网课助手(测试版)
// @namespace       [email protected]
// @description     自动挂机看尔雅MOOC，支持后台、切换窗口不暂停，视频自动切换，屏蔽视频内的题目，倍速播放、进度条拖动、快进快退
// @author          wyn665817
// @version         0.0.2
// @grant           none
// @run-at          document-end
// @match           *://*.chaoxing.com/*
// @license         MIT
// ==/UserScript==

var setting = {
    // 5E3 == 5000，表示毫秒数
    time: 5E3 // 默认响应速度为5秒，不建议小于3秒

    // 1代表开启，0代表关闭
    ,video: 1 // 视频支持后台、切换窗口不暂停，支持多视频，默认开启

    // 仅开启video时，修改此处才会生效
    ,drag: 0 // 倍速播放、进度条拖动、快进快退，使用此功能会出现不良记录(慎用)，默认关闭
};

(function() {
    var url = location.pathname;
    if (url.indexOf('ananas/modules/video/index.html') > 0) {
        hookTest();
    }
})();

function hookTest() {
    var $video = top.$('.ans-job-icon', parent.document).next('iframe[src*="/video/index.html"]'),
    tip = top.$('object', document).attr('id');
    if ($video.not('.ans-job-finished iframe').eq(0).contents().find('object').attr('id') == tip) {
        setting.tip = 1;
    } else {
        setInterval(function() {
            if ($video.not('.ans-job-finished iframe').eq(0).contents().find('object').attr('id') == tip) {
                location.reload();
            }
        }, setting.time);
    }
    hookJQuery();
}

function hookJQuery() {
    var Hooks = varHooks();
    Hooks.set(window, 'jQuery', function(target, propertyName, ignored, jQuery) {
        Hooks.set(jQuery.fn, 'cxplayer', function(target, propertyName, oldValue, newValue) {
            return Hooks.apply(newValue, function(target, thisArg, args) {
                var config = args[0];
                config.datas.isAutoChgLine = true;
                config.datas.isAutoPlayNext = true;
                if (setting.tip) {
                    config.datas.isDefaultPlay = true;
                }
                config.enableSwitchWindow = 1;
                config.datas.currVideoInfo.resourceUrl = '/richvideo/initdatawithviewer?';
                if (setting.drag) {
                   config.datas.currVideoInfo.getVideoUrl = config.datas.currVideoInfo.getVideoUrl.replace(/&drag=false&/, '&drag=true&');
                }
                return Hooks.Reply.apply(arguments);
            });
        });
        return Hooks.Reply.set(arguments);
    });
}

function varHooks() {
/**
 * Hooks.js v1.1.3 | xymopen
 * [email protected]
 * https://github.com/xymopen/JS_Utilities/blob/master/Hooks.js
 */
    var Hooks = {
        apply: function apply(target, onApply) {
            if ('function' === typeof target && 'function' === typeof onApply) {
                return function() {
                    return onApply.call(this, target, this, arguments);
                };
            } else {
                throw new TypeError();
            }
        },
        property: function property(target, propertyName, onGet, onSet) {
            var descriptor, oldValue;
            if (Object.prototype.hasOwnProperty.call(target, propertyName)) {
                descriptor = Object.getOwnPropertyDescriptor(target, propertyName);
                if (Object.prototype.hasOwnProperty.call(descriptor, 'value')) {
                    oldValue = descriptor.value;
                    delete descriptor.value;
                    delete descriptor.writable;
                } else if (Object.prototype.hasOwnProperty.call(descriptor, 'get')) {
                    oldValue = descriptor.get.call(target);
                } else {
                    oldValue = undefined;
                }
            } else {
                descriptor = {
                    'configurable': true,
                    'enumerable': true
                };
                oldValue = undefined;
            }
            descriptor.get = function get() {
                return onGet.call(this, target, propertyName, oldValue);
            };
            descriptor.set = function set(newValue) {
                oldValue = onSet.call(this, target, propertyName, oldValue, newValue);
                return oldValue;
            };
            Object.defineProperty(target, propertyName, descriptor);
        },
        set: function set(target, propertyName, onSet) {
            return Hooks.property(target, propertyName, function(target, propertyName, oldValue) {
                return Hooks.Reply.set(arguments);
            }, onSet);
        }
    };
    Hooks.Reply = {
        apply: function apply(param) {
            return param[0].apply(param[1], param[2]);
        },
        set: function(param) {
            return param[param.length - 1];
        }
    };
    return Hooks;
}