qiandao_smzdm.js

// ==UserScript==
// @name         什么值得买自动签到
// @namespace    http://smzdm.com/
// @version      0.1
// @icon         http://www.smzdm.com/favicon.ico
// @description  打开什么值得买任意页面，自动签到
// @author       Garwi
// @match        http://*.smzdm.com/*
// @updateURL    https://gist.githubusercontent.com/Garwih/efb29af37e5cc626422d/raw/qiandao_smzdm.js
// @connect      *
// @grant        GM_xmlhttpRequest
// ==/UserScript==

(function() {
    'use strict';
    var s = document.querySelector('input[name="s"]');
    s.value = '开始签到...';
    
    var qiandao = function() {
        var user_logined = /user=/.test(document.cookie);
        var isHome = /www\.smzdm\.com/.test(location.origin);
        var signScored = document.querySelector('.signScored');
        if(isHome && signScored !== null) {
            s.value = '今日已签到！';
        } else if(user_logined) {
            s.value = '开始签到...';
            getResponse();
        } else {
            s.value = '无法签到，请先登录！';
        }
    };
    
    var handle = function(json) {
        var text = json.replace('(', '').replace(')', '');
        var data = JSON.parse(text);
        if(data.error_code === 0) {
            var date = data.data.daily_num;
            if(data.error_msg === '已签到') {
                s.value = '今日已签到！';
            } else {
                s.value = '签到成功，已连续签到' +　date + '天。';
            }
        }
    };
    
    var getResponse = function(){
        GM_xmlhttpRequest({
            method: "GET",
            url: 'http://www.smzdm.com/user/qiandao/jsonp_checkin',
            onload: function(rep){
                handle(rep.responseText);
            },
            onerror: function(err){
                handle(err.responseText);
            }
        });
    };
    qiandao();
})();