v2ex-helper

v2ex小助手

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         v2ex-helper
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description v2ex小助手
// @author       ycz0926
// @match        https://www.v2ex.com/*
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    // Your code here...
    /////////////////////////////////////////
    // 1、回到顶端按钮
    /////////////////////////////////////////
    document.body.innerHTML += '<a href="#" id="back-to-top">回到顶端</a>';
    var top_button = document.getElementById('back-to-top');

    //为按钮添加css样式
    top_button.style.position = 'fixed';
    top_button.style.bottom = '3em';
    top_button.style.right = '3em';
    top_button.style.textDecoration = 'none';
    top_button.style.color = '#EEEEEE';
    top_button.style.backgroundColor = 'rgba(0, 0, 0, 0.3)';
    top_button.style.fontSize = '12px';
    top_button.style.padding = '1em';
    top_button.style.display = 'none';
    top_button.style.borderRadius = '3px';
    top_button.style.border = '1px solid #CCCCCC';

    // 滚动窗口来判断按钮显示或隐藏
    window.addEventListener('scroll', function () {
        if (window.scrollY > 1000) {
            document.getElementById('back-to-top').style.display = 'block';
        } else {
            document.getElementById('back-to-top').style.display = 'none';
        }
    });

    // 点击回到顶部
    document.getElementById('back-to-top').addEventListener('click', function (event) {
        event.preventDefault();

        window.scrollTo(0, 0);
        setTimeout(function () {
            document.getElementById('back-to-top').style.display = 'none';
        }, 100);
    });

    /////////////////////////////////////////
    // 2、新标签页打开帖子
    /////////////////////////////////////////
    document.body.addEventListener('mousedown', function (e) {
        var a = e.target;
        var parent = a.parentElement;
        if (parent.className !== 'item_title') return;
        a.target = '_blank';
    });

    /////////////////////////////////////////
    // 3、高亮作者回复
    /////////////////////////////////////////
    var author = document.getElementsByClassName('header')[0].children[0].children[0].getAttribute('href');
    var all_cell_div = document.getElementsByClassName('cell');

    for (var i in all_cell_div) {
        if (all_cell_div[i].id !== "") {
            try {
                var href = all_cell_div[i].children[0].children[0].children[0].children[2].children[2].children[0].getAttribute('href');
                var box = all_cell_div[i].children[0].children[0].children[0].children[2];
                if (author == href) {
                    box.style.backgroundColor = 'rgb(250, 255, 189)';
                }
            } catch (e) {
                //console.log(e);
                continue;
            }
        }
    }
})();