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// ==VimperatorPlugin==
// @name Nico Related Videos
// @description-ja ニコニコ動画のオススメ動画のリスト
// @license Creative Commons 2.1 (Attribution + Share Alike)
// @version 1.3.0
// ==/VimperatorPlugin==
//
// Author:
// anekos
//
// Usage:
// ニコニコ動画のオススメ動画のリストを補完で表示します。
//
// コマンドにURL以外を指定したときの動作:
// 空 => ニコニコ動画のトップページに移動
// 動画ID(sm.+) => 動画に移動
// ":" タグ名 => タグ検索
// その他文字列 => ニコニコ動画でそれを検索
//
// "!" をつけると新しいタブで開く。
//
// Link:
// http://d.hatena.ne.jp/nokturnalmortum/20080910#1220991278
(function () {
function getVideoId () {
let m = buffer.URL.match(/^http:\/\/(?:tw|es|de|www)\.nicovideo\.jp\/watch\/([a-z0-9]+)/);
return m && m[1];
}
function httpRequest (uri, onComplete) {
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function () {
if (xhr.readyState == 4) {
if (xhr.status == 200)
onComplete(xhr.responseXML);
else
throw new Error(xhr.statusText)
}
};
xhr.open('GET', uri, true);
xhr.send(null);
}
function getRelatedVideos () {
let videoId = getVideoId();
if (!videoId)
return [];
let videos = [];
let uri = 'http://www.nicovideo.jp/api/getrelation?sort=p&order=d&video=' + videoId;
let xhr = new XMLHttpRequest();
xhr.open('GET', uri, false);
xhr.send(null);
let xml = xhr.responseXML;
let v, vs = xml.evaluate('//video', xml, null, XPathResult.ORDERED_NODE_ITERATOR_TYPE , null);
while (v = vs.iterateNext()) {
let [cs, video] = [v.childNodes, {}];
for each (let c in cs)
if (c.nodeName != '#text')
video[c.nodeName] = c.textContent;
videos.push(video);
}
return videos;
}
function getRelatedTags () {
let doc = content.document;
let nodes = doc.getElementsByClassName('nicopedia');
return [it.textContent for each (it in nodes) if (it.rel == 'tag')];
}
let last = {url: null, completions: []};
let nothing = 'No related videos';
commands.addUserCommand(
['nicorelated'],
'niconico related videos',
function (url, bang) {
(url.string === undefined) || (url = url.string);
url = (function () {
if (url == nothing)
return 'http://www.nicovideo.jp/';
if (url.match(/^[a-z]{2}\d+$/))
return 'http://www.nicovideo.jp/watch/' + url;
if (url.match(/^[:\uff1a]/))
return 'http://www.nicovideo.jp/tag/' + encodeURIComponent(url.substr(1));
if (url.indexOf('http://') == -1)
return 'http://www.nicovideo.jp/search/' + encodeURIComponent(url);
})() || url;
liberator.open(url, bang ? liberator.NEW_TAB : liberator.CURRENT_TAB);
},
{
bang: true,
completer: function (context, arg, bang) {
if ((buffer.URL != last.url) || !last.completions.length) {
last.completions = [];
getRelatedVideos().forEach(function (it) last.completions.push([it.url, it.title]));
getRelatedTags().forEach(function (it) last.completions.push([":" + it, "tag"]));
last.url = buffer.URL;
}
context.title = ['Keyword'];
context.completions = last.completions;
}
},
true
);
})();
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