totop.js

/**
 * Created on : 2018-01-11 18:31:19 星期四
 * Encoding   : UTF-8
 * Description: 答题小助手，哈哈哈哈哈哈
 *
 * @author    @qii404 <qii404.me>
 * @copyright qii404.me.
 */

var qii404 = {

    /**
     * 题目url
     */
    // questionUrl: 'http://wd.sa.sogou.com/api/ans?key=',
    // questionUrl: 'http://140.143.49.31/api/ans2?wdcallback=xx&key=',
    questionUrl: 'https://wdpush.sogoucdn.com/api/anspush?wdcallback=xx&key=',

    /**
     * 搜索链接
     */
    searchUrl: 'http://www.baidu.com/s?wd=',

    /**
     * 分析结果
     */
    analysisResults: {},

    /**
     * 轮询时间
     */
    interval: 500,


    /**
     * 定时器
     */
    timer: null,

    /**
     * 计数器
     */
    counter: 0,

    /**
     * 当前应用
     */
    preApp: 'cddh',

    base64Handler: null,

    /**
     * 当前题目
     */
    question: '',

    /**
     * 选项
     */
    answers: [],

    /**
     * 初始化
     */
    init: function() {
        this.base64Handler = new Base64();
        this.bindChangeApp();
        // this.bindButton();
        this.runTimer();
    },

    /**
     * 绑定app切换
     */
    bindChangeApp: function() {
        var this_ = this;

        $('#app-type').change(function(e) {

            var val = $(this).children('option:selected').val();

            if (!val) {
                clearInterval(this_.timer)
                return;
            }

            this_.preApp = val;

            clearInterval(this_.timer);
            this_.runTimer();
        });
    },

    /**
     * 启动计时器
     */
    runTimer: function() {
        this.getQuestion();
        var this_ = this;

        this.timer = setInterval(function() {
            this_.getQuestion();
        }, this.interval);
    },

    /**
     * 按钮绑定
     */
    bindButton: function() {

        var this_ = this;

        $('#stop').on('click', function() {
            clearInterval(this_.timer);
            this_.renderCounter('stop');
        });

        $('#start').on('click', function() {
            clearInterval(this_.timer);
            this_.runTimer();
        });
    },

    /**
     * 获取问题 && 后续流程
     */
    getQuestion: function() {
        this.renderCounter();
        var this_ = this;

        $.get(this.getQuestionUrl(), function(data) {
            data = JSON.parse(data.slice(3,-1));
            data.result = JSON.parse(this_.base64Handler.decode(data.result));
            data = JSON.parse(data.result[data.result.length - 1]);
            if (!(data.title && data.title != this_.question)) {
                return;
            }

            data = this_.formatData(data);

            this_.question = data.title;
            this_.answers = data.answers;

            this_.renderPage(data);
            this_.analysisQuestion();
        });
    },

    /**
     * 数据格式处理
     */
    formatData: function(data) {
        for (var i = 0; i < data.answers.length; i++) {
            data.answers[i] = {index: i, value: data.answers[i].trim()}
        }

        return data;
    },

    /**
     * 渲染页面
     */
    renderPage: function(data) {
        var template = $('#question-template').html();

        Mustache.parse(template);
        $('#question-container').html(Mustache.render(template, data));

        this.analysisSingleSearch();
        this.renderSearchPage(data.title);
    },

    /**
     * 获取题目url
     */
    getQuestionUrl: function() {
        return this.questionUrl + this.preApp;
    },

    /**
     * 渲染计数器
     */
    renderCounter: function(type) {
        $('#status').html(type == undefined ? '刷新中': '已停止');
        $('#counter').html(type == undefined ? ++this.counter : this.counter);
    },

    /**
     * 分析单页搜索结果
     */
    analysisSingleSearch: function() {
        var this_ = this;

        $.get(this.getSearchUrl(this.question), function(html) {

            html = this_.trimSymble(this_.resolveHtml(html));

            for (var i = 0; i < this_.answers.length; i++) {
                var matches = html.match(new RegExp(this_.trimSymble(this_.answers[i].value), 'ig'));
                var num = matches ? matches.length : 0;

                $('#search-score-' + i).html(num);
            }

            var removedRepeat = this_.removeRepeat();
            if (removedRepeat) {
                $('.removed-repeat').show();
                for (var i = 0; i < removedRepeat.length; i++) {
                    var matches = html.match(new RegExp(this_.trimSymble(removedRepeat[i]), 'ig'));
                    var num = matches ? matches.length : 0;

                    $('#removed-score-' + i).html(removedRepeat[i] + ' ' + num);
                }
            }
        });
    },

    /**
     * 去除选项中的重复内容
     */
    removeRepeat: function() {
        var diff = false;
        var len  = this.answers[0].value.length;
        var arr  = [this.answers[0].value.split('')];

        for (var i = 1; i < this.answers.length; i++) {
            if (this.answers[i].value.length != len) {
                diff = true;
                break;
            }
            arr.push(this.answers[i].value.split(''));
        }

        if (!diff) {
            var indexes = [];
            for (var i = 0; i < len; i++) {
                if (
                    arr[0][i] == arr[1][i] &&
                    arr[1][i] == arr[2][i]
                ) {
                    indexes.push(i);
                }
            };

            if (indexes == '') {
                return false;
            }

            var count = 0;
            for (var k = 0; k < indexes.length; k++) {
                arr[0].splice(indexes[k] - count, 1);
                arr[1].splice(indexes[k] - count, 1);
                arr[2].splice(indexes[k] - count, 1);
                count++;
            };

            arr[0] = arr[0].join('');
            arr[1] = arr[1].join('');
            arr[2] = arr[2].join('');

            console.log(arr);

            return arr;
        }

        return false;
    },

    /**
     * 处理html文本
     */
    resolveHtml: function(html) {
        html = html.replace(/<script[\s\S]*?<\/script>/ig, '');
        html = html.replace(/<style[\s\S]*?<\/style>/ig, '');

        return html.replace(/<\/?[\s\S]+?>/g, '');
    },

    /**
     * 去除标点符号
     */
    trimSymble: function(string) {
        return string.replace(/\s|，|,|。|\.|·|《|》|<|>|-|=/g, '');
    },

    /**
     * 渲染下部搜索页面
     */
    renderSearchPage: function(question) {
        $('#iframe-page').attr('src', this.getSearchUrl(question));
        return;

        var this_ = this;

        $.get(this.getSearchUrl(question), function(html) {
            html = html.replace('//www.baidu.com/img/baidu_jgylogo3.gif', 'http://www.baidu.com/img/baidu_jgylogo3.gif');
            html = html.replace(this_.getAnswersPreg(), '<span class="highlight-answer">$1</span>');
            $('#div-page').html(html);
        });
    },

    /**
     * 获取答案正则
     */
    getAnswersPreg: function() {
        var preg = [];

        for (var i = 0; i < this.answers.length; i++) {
            preg.push(this.answers[i].value);
        }

        return new RegExp('(' + preg.join('|') + ')', 'ig');
    },

    /**
     * 分析题干
     */
    analysisQuestion: function() {
        var this_ = this;

        for (var i = 0; i < this.answers.length; i++) {
            var url = this.getSearchUrl(this.question, this.answers[i].value);

            ~(function(url, j) {
                $.get(url, function(html) {
                    var match = html.match(/百度为您找到相关结果约([\d|,]+)个/);
                    $('#total-score-' + j).html(match[1] ? match[1] : 0);

                    url = j = null;
                });
            })(url, i);
        }
    },

    /**
     * 进行搜索
     */
    search: function(question) {
        var url = this.getSearchUrl(question);
        var this_ = this;

        $.get(url, function(html) {
            this_.analysisHtml(html);
            this_.renderAnalysis();
        });
    },

    /**
     * 获取搜索url
     *
     */
    getSearchUrl: function(question, answer) {
        var suffix = answer ? (' ' + answer) : '';
        return this.searchUrl + question.substring(question.indexOf('.') + 1) + suffix;
    },

    /**
     * 分析html
     *
     */
    analysisHtml: function(html) {
        var this_ = this;
        this.answers.forEach(function(item) {
            var re = eval('/' + item + '/ig');
            var matches = html.match(re);
            this_.analysisResults[item] = matches ? matches.length : 0;
        });

        console.log(this.analysisResults);
    },

    /**
     * 渲染分析结果
     */
    renderAnalysis: function() {
        var options = '';
        var index = 0;

        for (var i in this.analysisResults) {
            options += this.choice[index] + '、' + i + ': <span class="label label-default">' + this.analysisResults[i] + '</span><br>';
            index++;
        }

        $('#result').html(options);
    }
}

qii404.init();