Amazon Instant Next Episode Button

Provides links to the previous and next episodes just below the video area to easily load the next episode's page when watching a TV show on Amazon Instant View. A Greasemonkey script by Stephen Herr.

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

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

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name        Amazon Instant Next Episode Button
// @namespace   greasyfork.org
// @description Provides links to the previous and next episodes just below the video area to easily load the next episode's page when watching a TV show on Amazon Instant View. A Greasemonkey script by Stephen Herr.
// @include     *www.amazon.com/*
// @version     1.4
// @grant       none
// ==/UserScript==

var episodeList = false;
var divs = document.getElementsByTagName('div');
for (var i = 0; i < divs.length; i++) {
    if (divs[i].className.indexOf('episode-list') > -1) {
        episodeList = divs[i];
        break;
    }
}

// if we're watching a show
if (episodeList) {
    // find the next episode element
    var nextEpisode = false;
    var prevEpisode = false;
    var prevPrevEpisode = false;
    var episodes = episodeList.getElementsByTagName('li');
    for (var i = 0; i < episodes.length; i++) {
        var episode = episodes[i];
        if (prevEpisode && prevEpisode.className.indexOf('selected-episode') > -1) {
            // prevEpisode is actually current, so set the two variables we care about
            nextEpisode = episode;
            prevEpisode = prevPrevEpisode;
            break;
        } 
        prevPrevEpisode = prevEpisode;
        prevEpisode = episode;
    }
    
    var parent = episodeList.parentNode;
    var containerDiv = document.createElement('div');
    containerDiv.setAttribute('class', 'aiv-container-limited');
    if (prevEpisode) {
        var prevA = prevEpisode.getElementsByTagName('a')[0];
        var prevHref = prevA.getAttribute('href');
        var prevTitle = prevEpisode.getElementsByClassName('episode-title')[0].innerHTML.trim();
        var prevH2 = document.createElement('h2');
        prevH2.setAttribute('style', 'float:left');
        var prevLink = document.createElement('a');
        prevLink.setAttribute('href', prevHref);
        var prevText = document.createTextNode('<< ' + prevTitle);
        prevLink.appendChild(prevText);
        prevH2.appendChild(prevLink);
        containerDiv.appendChild(prevH2);
    }
    if (nextEpisode) {
        var nextA = nextEpisode.getElementsByTagName('a')[0];
        var nextHref = nextA.getAttribute('href');
        var nextTitle = nextA.getElementsByClassName('episode-title')[0].innerHTML.trim();
        var nextH2 = document.createElement('h2');
        nextH2.setAttribute('style', 'float:right');
        var nextLink = document.createElement('a');
        nextLink.setAttribute('href', nextHref);
        var nextText = document.createTextNode(nextTitle + ' >>');
        nextLink.appendChild(nextText);
        nextH2.appendChild(nextLink);
        containerDiv.appendChild(nextH2);
    }
    var wrapperDiv = document.createElement('div');
    wrapperDiv.setAttribute('class', 'aiv-wrapper');
    wrapperDiv.appendChild(containerDiv);
    parent.parentNode.insertBefore(wrapperDiv, parent);
}