// ==UserScript==
// @name        Don't Seizi "lazy"
// @namespace   https://github.com/segabito/
// @version      0.4.0
// @description  ランキング内の「##・#治・時事」の動画を消すだけ
// @author       segabito macmoto
// @match        *://www.nicovideo.jp/ranking*
// @grant        none
// @run-at       document-body
// @noframes
// ==/UserScript==
(function() {
if (!document.body.classList.contains('MatrixRanking-body')) {
return;
}
const css = `
[data-genre-name="society_politics_news"] {
visibility: hidden;
pointer-events: none;
user-select: none;
}
`;
const addStyle = function(styles, id) {
const elm = document.createElement('style');
elm.type = 'text/css';
if (id) { elm.id = id; }
var text = styles.toString();
text = document.createTextNode(text);
elm.appendChild(text);
document.documentElement.append(elm);
return elm;
};
const dateToString = date => {
if (typeof date === 'string') {
const origDate = date;
date = date.replace(/\//g, '-');
// 時差とか考慮してない
const m = /^(\d+-\d+-\d+) (\d+):(\d+):(\d+)/.exec(date);
if (m) {
date = new Date(m[1]);
date.setHours(m[2]);
date.setMinutes(m[3]);
date.setSeconds(m[4]);
} else {
const t = Date.parse(date);
if (isNaN(t)) {
return origDate;
}
date = new Date(t);
}
} else if (typeof date === 'number') {
date = new Date(date);
}
if (!date || isNaN(date.getTime())) {
return '1970/01/01 00:00:00';
}
let [yy, mm, dd, h, m, s] = [
date.getFullYear(),
date.getMonth() + 1,
date.getDate(),
date.getHours(),
date.getMinutes(),
date.getSeconds()
].map(n => n.toString().padStart(2, '0'));
return `${yy}/${mm}/${dd} ${h}:${m}:${s}`;
};
const parseItem = item => {
const id = item.querySelector('link').textContent.replace(/^.+\//, '');
let watchId = id;
const guid = item.querySelector('guid').textContent;
const desc = new DOMParser().parseFromString(item.querySelector('description').textContent, 'text/html');
const [min, sec] = desc.querySelector('.nico-info-length').textContent.split(':');
const dt = guid.match(/,([\d]+-[\d]+-[\d]+):/)[1];
const tm = desc.querySelector('.nico-info-date').textContent.replace(/[：]/g, ':').match(/([\d]+:[\d]+:[\d]+)/)[0];
const date = new Date(`${dt} ${tm}`);
const thumbnail_url = desc.querySelector('.nico-thumbnail img').src;
const vm = thumbnail_url.match(/(\d+)\.(\d+)/);
if (vm && /^\d+$/.test(id)) {
watchId = `so${vm[1]}`;
}
const r###lt = {
_format: 'nicorss',
id: watchId,
uniq_id: id,
title: item.querySelector('title').textContent,
length_seconds: min * 60 + sec * 1,
thumbnail_url,
first_retrieve: dateToString(date),
description: desc.querySelector('.nico-description').textContent
};
if (desc.querySelector('.nico-info-total-res')) {
Object.assign(r###lt, {
num_res: parseInt(desc.querySelector('.nico-info-total-res').textContent.replace(/,/g, ''), 10),
mylist_counter: parseInt(desc.querySelector('.nico-info-total-mylist').textContent.replace(/,/g, ''), 10),
view_counter: parseInt(desc.querySelector('.nico-info-total-view').textContent.replace(/,/g, ''), 10)
});
}
return r###lt;
};
const load = url => {
return fetch(url).then(r => r.text()).then(rssText => {
const xml = new DOMParser().parseFromString(rssText, 'application/xml');
const items = Array.from(xml.querySelectorAll('item')).map(i => parseItem(i));
return {
title: xml.querySelector('title').textContent,
items
}
});
};
/**
*
* @param {string} genre
* @param {'hour'|'24h'||'week'|'month'|'total'} term
* @param {string} tag
* @returns ItemData[]
*/
const loadRanking = ({genre = 'all', term = 'hour', tag = ''}) => {
const url = `https://www.nicovideo.jp/ranking/genre/${genre}?term=${term}${tag ? `&tag=${encodeURIComponent(tag)}` : ''}&rss=2.0`;
return load(url);
};
const itemPromise = loadRanking({genre: 'society_politics_news'});
addStyle(css);
const onload = async function() {
const items = (await itemPromise).items;
if (!items.length) {
return;
}
const watchIds = items.map(item => item.id);
const onItemInview = item => {
const link = item.querySelector('.Card-link');
const href = link.href;
const match = href.match(/\watch\/([a-z0-9]+)/);
if (match && watchIds.includes(match[1])) {
item.dataset.genreName = 'society_politics_news';
return true;
}
return false;
};
const intersectionObserver = new window.IntersectionObserver(entries => {
entries.filter(entry => entry.isIntersecting).forEach(entry => {
const item = entry.target;
intersectionObserver.unobserve(item);
onItemInview(item);
});
});
const onUpdate = target => {
const items = (target || document).querySelectorAll('.RankingBaseItem:not(.is-dsl-watching)');
if (!items.length) { return; }
Array.from(items).forEach(item => {
item.classList.add('is-dsl-watching');
if (!onItemInview(item)) {
intersectionObserver.observe(item);
}
});
};
const mutationObserver = new window.MutationObserver(mutations => {
if (mutations.some(mutation => mutation.addedNodes && mutation.addedNodes.length > 0)) {
onUpdate(mutations.target);
}
});
Array.from(document.querySelectorAll('.RankingMatrixVideosRow')).forEach(container => {
mutationObserver.observe(container, {childList: true, characterData: false, attributes: false, subtree: false});
});
onUpdate();
};
window.addEventListener('DOMContentLoaded', onload);
})();