// ==UserScript==
// @name Twitter Media Downloader
// @name:ja Twitter Media Downloader
// @name:zh-cn Twitter 媒体下载
// @name:zh-tw Twitter 媒體下載
// @description Save Video/Photo by One-Click.
// @description:ja ワンクリックで動画・画像を保存する。
// @description:zh-cn 一键保存视频/图片
// @description:zh-tw 一鍵保存視頻/圖片
// @version 0.71
// @author AMANE
// @namespace none
// @match https://twitter.com/*
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_download
// ==/UserScript==
/* jshint esversion: 8 */
'use strict';
const filename = 'twitter_{user-name}(@{user-id})_{date-time}_{status-id}_{file-type}';
const language = {
en: {download: 'Download', completed: 'Download Completed', settings: 'Download Settings', save: 'Save', record: 'Remember Download History', clear: '(Clear)', clear_confirm: 'Clear download history?', pattern: 'File Name Pattern'},
ja: {download: 'ダウンロード', completed: 'ダウンロード完了', settings: 'ダウンロード設定', save: '保存', record: 'ダウンロード履歴を保存する', clear: '(クリア)', clear_confirm: 'ダウンロード履歴を削除する？', pattern: 'ファイル名パターン'},
zh: {download: '下载', completed: '下载完成', settings: '下载设置', save: '保存', record: '保存下载记录', clear: '(清除)', clear_confirm: '确认要清除下载记录？', pattern: '文件名格式'},
'zh-Hant': {download: '下載', completed: '下載完成', settings: '下載設置', save: '保存', record: '保存下載記錄', clear: '(清除)', clear_confirm: '確認要清除下載記錄？', pattern: '文件名規則'},
};
const svg = `
<g class="download"><path d="M3,14 v5 q0,2 2,2 h14 q2,0 2,-2 v-5 M7,10 l4,4 q1,1 2,0 l4,-4 M12,3 v11" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" /></g>
<g class="completed"><path d="M3,14 v5 q0,2 2,2 h14 q2,0 2,-2 v-5 M7,10 l3,4 q1,1 2,0 l8,-11" fill="none" stroke="#1DA1F2" stroke-width="2" stroke-linecap="round" /></g>
<g class="loading"><circle cx="12" cy="12" r="10" fill="none" stroke="#1DA1F2" stroke-width="4" opacity="0.4" /><path d="M12,2 a10,10 0 0 1 10,10" fill="none" stroke="#1DA1F2" stroke-width="4" stroke-linecap="round" /></g>
<g class="failed"><circle cx="12" cy="12" r="11" fill="#f33" stroke="currentColor" stroke-width="2" opacity="0.8" /><path d="M14,5 a1,1 0 0 0 -4,0 l0.5,9.5 a1.5,1.5 0 0 0 3,0 z M12,17 a2,2 0 0 0 0,4 a2,2 0 0 0 0,-4" fill="#fff" stroke="none" /></g>
`;
const css = `
.tmd-down > div > div > div:nth-child(2) {display: none}
.tmd-down:hover > div > div {color: rgba(29, 161, 242, 1.0);}
.tmd-down:hover > div > div > div > div {background-color: rgba(29, 161, 242, 0.1);}
.tmd-down:active > div > div > div > div {background-color: rgba(29, 161, 242, 0.2);}
.tmd-down.loading svg {animation: spin 1s linear infinite;}
.tmd-down g {display: none;}
.tmd-down.download g.download, .tmd-down.completed g.completed, .tmd-down.loading g.loading,.tmd-down.failed g.failed {display: unset;}
@keyframes spin {0% {transform: rotate(0deg);} 100% {transform: rotate(360deg);}}
.tmd-btn {display: inline-block; background-color: #1DA1F2; color: #FFFFFF; padding: 0 20px; border-radius: 99px;}
.tmd-tag {display: inline-block; background-color: #FFFFFF; color: #1DA1F2; padding: 0 10px; border-radius: 10px; border: 1px solid #1DA1F2; font-weight: bold; margin: 5px;}
.tmd-btn:hover {background-color: rgba(29, 161, 242, 0.9);}
.tmd-tag:hover {background-color: rgba(29, 161, 242, 0.1);}
`;
const TMD = (function() {
let str, history;
return {
init: function() {
document.head.insertAdjacentHTML('beforeend', '<style>' + css + '</style>');
str = language[document.querySelector('html').lang] || language.en;
history = this.storage('history');
},
inject: function(article) {
let media_selector = [
'a[href*="/photo/1"]',
'div[role="progressbar"]',
'div[data-testid="playButton"]',
'a[href="/settings/safety"]'
];
let media = article.querySelector(media_selector.join(','));
if (!media || article.dataset.injected) return;
article.dataset.injected = 'true';
let status_id = article.querySelector('a[href*="/status/"]').href.split('/status/').pop().split('/').shift();
let group = article.querySelector('div[role="group"]');
let btn = group.querySelector(':scope>:first-child').cloneNode(true);
btn.querySelector('svg').innerHTML = svg;
let is_exist = history.indexOf(status_id) >= 0;
this.status(btn, 'tmd-down');
this.status(btn, is_exist ? 'completed' : 'download', is_exist ? str.completed : str.download);
group.appendChild(btn);
btn.onclick = () => this.click(btn, status_id, is_exist);
btn.oncontextmenu = e => {
e.preventDefault();
this.settings();
};
},
click: async function(btn, status_id, is_exist) {
if (btn.classList.contains('loading')) return;
this.status(btn, 'loading');
let out = (await GM_getValue('filename', filename)).split('\n').join('');
let record = await GM_getValue('record', true);
let json = await this.fetchJson(status_id);
let tweet = json.globalObjects.tweets[status_id];
let user = json.globalObjects.users[tweet.user_id_str];
let invalid_chars = {'\\': '＼', '\/': '／', '\|': '｜', ':': '：', '*': '＊', '?': '？', '"': '＂', '🔞': ''};
let info = {};
info['status-id'] = status_id;
info['user-name'] = user.name.replace(/([\\\/\|\*\?:"]|🔞)/g, v => invalid_chars[v]);
info['user-id'] = user.screen_name;
info['date-time'] = this.formatDate(tweet.created_at, 'YYYYMMDD-hhmmss');
let medias = tweet.extended_entities && tweet.extended_entities.media;
if (medias.length > 0) {
let tasks = medias.length;
medias.forEach((media, i) => {
info.url = media.type == 'photo' ? media.media_url + ':orig' : media.video_info.variants.filter(n => n.content_type == 'video/mp4').sort((a, b) => b.bitrate - a.bitrate)[0].url;
info.file = info.url.split('/').pop().split(/[:?]/).shift();
info['file-name'] = info.file.split('.').shift();
info['file-ext'] = info.file.split('.').pop();
info['file-type'] = media.type.replace('animated_', '');
info.out = (out.replace(/\.?{file-ext}/, '') + (medias.length > 1 && !out.match('{file-name}') ? '-' + i : '') + '.{file-ext}').replace(/{([^{}]+)}/g, (match, name) => info[name]);
this.downloader.add({
url: info.url,
name: info.out,
onload: () => {
tasks -= 1;
if (tasks === 0) {
this.status(btn, 'completed', str.completed);
if (record && !is_exist) {
history.push(status_id);
this.storage('history', status_id);
}
}
},
onerror: result => {
tasks = -1;
this.status(btn, 'failed', result.details.current);
}
});
});
} else {
this.status(btn, 'failed', 'MEDIA_NOT_FOUND');
}
},
status: function(btn, css, title) {
btn.classList.remove('download', 'completed', 'loading', 'failed');
btn.classList.add(css);
if (title) btn.title = title;
},
settings: async function() {
const $element = (parent, tag, style, content, css) => {
let el = document.createElement(tag);
if (style) el.style.cssText = style;
if (typeof content !== 'undefined') {
if (tag == 'input') {
if (content == 'checkbox') el.type = content;
else el.value = content;
} else el.innerHTML = content;
}
if (css) css.split(' ').forEach(c => el.classList.add(c));
parent.appendChild(el);
return el;
};
let wapper = $element(document.body, 'div', 'position: fixed; left: 0px; top: 0px; width: 100%; height: 100%; background-color: #0009; z-index: 10;');
let wapper_close;
wapper.onmousedown = e => {
wapper_close = e.target == wapper;
};
wapper.onmouseup = e => {
if (wapper_close && e.target == wapper) wapper.remove();
};
let dialog = $element(wapper, 'div', 'position: absolute; left: 50%; top: 50%; transform: translateX(-50%) translateY(-50%); width: fit-content; width: -moz-fit-content; background-color: #f3f3f3; border: 1px solid #ccc; border-radius: 10px;');
let title = $element(dialog, 'h3', 'margin: 10px 20px;', str.settings);
let options = $element(dialog, 'div', 'margin: 10px; border: 1px solid #ccc; border-radius: 5px;');
let record_label = $element(options, 'label', 'display: block; margin: 10px;', str.record);
let record_input = $element(record_label, 'input', 'float: left;', 'checkbox');
record_input.checked = await GM_getValue('history', true);
record_input.onchange = () => GM_setValue('history', record_input.checked);
$element(record_label, 'label', 'margin: 10px; color: blue;', str.clear).onclick = () => {
if (confirm(str.clear_confirm)) {
history = [];
localStorage.removeItem('history');
}
};
let filename_div = $element(dialog, 'div', 'margin: 10px; border: 1px solid #ccc; border-radius: 5px;');
let filename_label = $element(filename_div, 'label', 'display: block; margin: 10px 15px;', str.pattern);
let filename_input = $element(filename_label, 'textarea', 'display: block; min-width: 500px; max-width: 500px; min-height: 100px; font-size: inherit;', await GM_getValue('filename', filename));
let filename_tags = $element(filename_div, 'label', 'display: table; margin: 10px;', `
<span class="tmd-tag" title="user name">{user-name}</span>
<span class="tmd-tag" title="The user name after @ sign.">{user-id}</span>
<span class="tmd-tag" title="example: 1234567890987654321">{status-id}</span>
<span class="tmd-tag" title="YYYYMMDD-hhmmss\nexample: 20201231-235959">{date-time}</span><br>
<span class="tmd-tag" title="Type of "video" or "photo" or "gif".">{file-type}</span>
<span class="tmd-tag" title="Original filename from URL.">{file-name}</span>
<span class="tmd-tag" title="Unnecessary. Will be added automatically.">{file-ext}</span>
`);
filename_input.selectionStart = filename_input.value.length;
filename_tags.querySelectorAll('.tmd-tag').forEach(tag => {
tag.onclick = () => {
let ss = filename_input.selectionStart;
let se = filename_input.selectionEnd;
filename_input.value = filename_input.value.substring(0, ss) + tag.innerText + filename_input.value.substring(se);
filename_input.selectionStart = ss + tag.innerText.length;
filename_input.selectionEnd = ss + tag.innerText.length;
filename_input.focus();
};
});
let btn_save = $element(title, 'label', 'float: right;', str.save, 'tmd-btn');
btn_save.onclick = async() => {
await GM_setValue('filename', filename_input.value);
wapper.remove();
};
},
fetchJson: async function(status_id) {
let url = 'https://twitter.com/i/api/2/timeline/conversation/' + status_id + '.json?tweet_mode=extended&include_entities=false&include_user_entities=false';
let cookies = this.getCookie();
let headers = {
'authorization': 'Bearer AAAAAAAAAAAAAAAAAAAAANRILgAAAAAAnNwIzUejRCOuH5E6I8xnZz4puTs%3D1Zv7ttfk8LF81IUq16cHjhLTvJu4FA33AGWWjCpTnA',
'x-twitter-active-user': 'yes',
'x-twitter-client-language': cookies.lang,
'x-csrf-token': cookies.ct0
};
if (cookies.ct0.length == 32) headers['x-guest-token'] = cookies.gt;
return await fetch(url, {headers: headers}).then(result => result.json());
},
getCookie: function (name) {
let cookies = {};
document.cookie.split(';').filter(n => n.indexOf('=') > 0).forEach(n => {
n.replace(/^([^=]+)=(.+)$/, (match, name, value) => {
cookies[name.trim()] = value.trim();
});
});
return name ? cookies[name] : cookies;
},
storage: function(name, value) {
let data = JSON.parse(localStorage.getItem(name) || '[]');
if (value) data.push(value);
else return data;
localStorage.setItem(name, JSON.stringify(data));
},
formatDate: function (i, o) {
let d = new Date(i);
let v = {
YYYY: d.getUTCFullYear().toString(),
YY: d.getUTCFullYear().toString(),
MM: '0' + (d.getUTCMonth() + 1),
DD: '0' + d.getUTCDate(),
hh: '0' + d.getUTCHours(),
mm: '0' + d.getUTCMinutes(),
ss: '0' + d.getUTCSeconds()
};
return o.replace(/(YY(YY)?|MM|DD|hh|mm|ss)/g, n => v[n].substr(-n.length));
},
downloader: (function() {
let tasks = [], thread = 0, max_thread = 2, max_retry = 2;
return {
add: function(task) {
tasks.push(task);
if (thread < max_thread) {
thread += 1;
this.next();
}
},
next: async function() {
let task = tasks.shift();
await this.start(task);
if (tasks.length > 0) this.next();
else thread -= 1;
},
start: function(task) {
return new Promise(resolve => {
GM_download({
url: task.url,
name: task.name,
onload: result => {
task.onload();
resolve();
},
onerror: result => {
this.retry(task, result);
resolve();
},
ontimeout: result => {
this.retry(task, result);
resolve();
}
});
});
},
retry: function(task, result) {
if (task.retry && task.retry >= max_retry ||
result.details && result.details.current == 'USER_CANCELED') {
task.onerror(result);
} else {
task.retry = (task.retry || 0) + 1;
this.add(task);
}
}
};
})()
};
})();
(function () {
TMD.init();
new MutationObserver(ms => ms.forEach(m => m.addedNodes.forEach(node => {
let article = node.tagName == 'DIV' && node.querySelector('article');
if (article) TMD.inject(article);
}))).observe(document.body, {childList: true, subtree: true});
})();
