Niconico Link Modifier

ニコニコのリンク先URLを改変して快適にニコニコします。

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 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        Niconico Link Modifier
// @namespace   knoa.jp
// @description ニコニコのリンク先URLを改変して快適にニコニコします。
// @include     http*://www.nicovideo.jp/*
// @include     http*://dic.nicovideo.jp/*
// @include     http*://live.nicovideo.jp/*
// @version     1
// @grant       none
// ==/UserScript==

(function(){
	const SCRIPTNAME = 'NiconicoLinkModifier';
	function modify(as){
		let href;
		for(let i = 0; i<as.length; i++){
			switch(true){
				// 連続再生ボタンはいじらない(けど機能しない…)
				case as[i].id === 'BTN_playlist_play_all':
					break;
				// CSSのVisitedを活用するため、アンカーURLからクエリ文字列を取り除いて正規化
				case (href = as[i].href.match(/^(https?:\/\/[a-z]+\.nicovideo\.jp\/watch\/[a-z]+\d+)\?/)) !== null:
				case (href = as[i].href.match(/^(https?:\/\/live\.nicovideo\.jp\/searchresult\?v=[a-z]+\d+)/)) !== null:
					as[i].href = href[1];
					break;
				// タグのデフォルト並び替えを「マイリスト数が多い順」にする
				case (href = as[i].href.match(/^(https?:\/\/www\.nicovideo\.jp\/tag\/[^\?]+)$/)) !== null:
				case (href = as[i].href.match(/^(https?:\/\/www\.nicovideo\.jp\/tag\/[^\?]+)\?ref=tagconcerned$/)) !== null:
					as[i].href = href[1] + '?sort=m';
					break;
				// お便りの投稿を通常リンクにすべき?
			}
			as[i].classList.add(SCRIPTNAME);
		}
	}
	//window.addEventListener('load', function(){modify(document.getElementsByTagName('a'))}, false);
	//document.body.addEventListener('AutoPagerize_DOMNodeInserted', function(e){modify(e.target.getElementsByTagName('a'))}, false);
	//ロード数秒後のタイミングで書き換わったりするからいっそのことIntervalでいいや。
	//select要素のchangeでAjaxで書き換えられる場合にも対応できて一石二鳥。
	setInterval(function(){modify(document.querySelectorAll(`a:not(.${SCRIPTNAME})`))}, 1000);
})();