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// ==UserScript==
// @name Twitter Image Download Button
// @namespace https://onee3.org
// @version 1.2.5
// @description Show a button to download the full-size images in Twitter
// @copyright 2017, Frederick888 (https://openuserjs.org/users/Frederick888)
// @author Frederick888
// @license GPL-3.0-or-later
// @homepageURL https://github.com/Frederick888/twitter-image-download-button
// @supportURL https://github.com/Frederick888/twitter-image-download-button/issues
// @contributionURL https://github.com/Frederick888/twitter-image-download-button/pulls
// @updateURL https://openuserjs.org/meta/Frederick888/Twitter_Image_Download_Button.meta.js
// @match https://twitter.com/*
// @match https://mobile.twitter.com/*
// @grant none
// @require https://onee3.org/libs/fileserver/2.0.5/FileSaver.min.js
// @require https://onee3.org/libs/jszip/3.7.1/jszip.min.js
// @require https://onee3.org/libs/jszip-utils/0.1.0/jszip-utils.min.js
// ==/UserScript==
function urlToPromise(url) {
return new Promise(function (resolve, reject) {
JSZipUtils.getBinaryContent(url, function (err, data) {
if (err) {
reject(err);
} else {
resolve(data);
}
});
});
}
function fileMime(filename) {
let extension = filename.replace(/.*(\.\w+)$/g, "$1");
switch (extension) {
case ".jpg":
case ".jpeg":
case ".jpe":
return "image/jpeg";
case ".gif":
return "image/gif";
case ".png":
return "image/png";
default:
return "";
}
}
function saveFile(data, filename) {
let a = document.getElementById('download-tag');
if (!a) {
a = document.createElement('a');
a.id = 'download-tag';
a.style.display = 'none';
document.body.appendChild(a);
}
var blob = new Blob([data], {type: fileMime(filename)}),
url = window.URL.createObjectURL(blob);
a.href = url;
a.download = filename;
a.click();
window.URL.revokeObjectURL(url);
}
function downloadZip(imageUrls, filenamePrefix) {
let zip = new JSZip();
imageUrls.forEach(function (imageUrl) {
imageUrl = new URL(imageUrl);
imageUrl.searchParams.set('name', 'orig');
console.log('Downloading ' + imageUrl);
let filename = filenamePrefix + '-' + imageUrl.pathname.replace(/^\/media\//, '') + '.' + imageUrl.searchParams.get('format');
zip.file(filename, urlToPromise(imageUrl), {
binary: true
});
});
zip.generateAsync({
type: "blob"
}).then(function callback(blob) {
if (navigator.userAgent.indexOf('Firefox') || blob.size < 1048576) {
// Firefox has no limit on data URLs
saveFile(blob, filenamePrefix + '.zip');
} else {
FileSaver.saveAs(blob, filenamePrefix + '.zip');
}
}, function (e) {
alert("Download error!");
console.log(e);
});
}
function downloadImage(imageUrl, filenamePrefix) {
imageUrl = new URL(imageUrl);
imageUrl.searchParams.set('name', 'orig');
console.log('Downloading ' + imageUrl);
let xhr = new XMLHttpRequest();
xhr.open("GET", imageUrl, true);
xhr.responseType = "arraybuffer";
xhr.onload = function (_ev) {
let filename = filenamePrefix + '-' + imageUrl.pathname.replace(/^\/media\//, '') + '.' + imageUrl.searchParams.get('format');
let blob = new Blob([xhr.response], {
type: fileMime(filename)
});
if (navigator.userAgent.indexOf('Firefox') || blob.size < 1048576) {
saveFile(blob, filename);
} else {
FileSaver.saveAs(blob, filename);
}
};
xhr.send();
}
function htmlToElement(html) {
var template = document.createElement('template');
html = html.trim(); // Never return a text node of whitespace as the result
template.innerHTML = html;
return template.content.firstChild;
}
function isHomePage() {
return window.location.pathname.match(/^(\/home)?(\?.*)?$/);
}
function isTweetPage() {
return window.location.pathname.match(/^\/.*\/status\/\d+(\?.*)?$/);
}
function isPhotoModalPage() {
return window.location.pathname.match(/^\/.*\/status\/\d+\/photo\/\d+/);
}
let ButtonLocation = {
HOME_PAGE: 1,
TWEET_PAGE: 2,
PHOTO_MODAL: 3,
};
function getButtonLocation(container) {
if (container.classList.contains('r-16y2uox')) {
return ButtonLocation.PHOTO_MODAL;
}
if (isTweetPage()) {
return ButtonLocation.TWEET_PAGE;
}
return ButtonLocation.HOME_PAGE;
}
function mainLoop() {
// cspell: disable
let buttonHomePage = htmlToElement(`
<div class="css-175oi2r r-18u37iz r-1h0z5md r-13awgt0">
<div role="button" tabindex="0" class="css-175oi2r r-1777fci r-bt1l66 r-bztko3 r-lrvibr r-1loqt21 r-1ny4l3l download-button" data-testid="download">
<div dir="ltr" class="css-1rynq56 r-bcqeeo r-qvutc0 r-37j5jr r-a023e6 r-rjixqe r-16dba41 r-1awozwy r-6koalj r-1h0z5md r-o7ynqc r-clp7b1 r-3s2u2q" style="color: rgb(113, 118, 123); text-overflow: unset;">
<div class="css-175oi2r r-xoduu5">
<div class="css-175oi2r r-xoduu5 r-1p0dtai r-1d2f490 r-u8s1d r-zchlnj r-ipm5af r-1niwhzg r-sdzlij r-xf4iuw r-o7ynqc r-6416eg r-1ny4l3l"></div>
<svg class="r-4qtqp9 r-yyyyoo r-1xvli5t r-dnmrzs r-bnwqim r-1plcrui r-lrvibr r-1hdv0qi" fill="#000000" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" x="0px" y="0px" viewBox="0 0 24 24" style="enable-background:new 0 0 24 24;" xml:space="preserve"><path d="M20.953,11.003l-9.95,9.95c-1.097,1.096-2.537,1.645-3.978,1.645s-2.881-0.548-3.978-1.645 c-2.193-2.194-2.193-5.762-0.001-7.956l5.561-5.56c1.175-1.176,3.225-1.177,4.401,0c0.589,0.588,0.912,1.369,0.912,2.201 s-0.323,1.613-0.912,2.201l-4.316,4.316c-0.234,0.234-0.613,0.234-0.848,0s-0.234-0.614,0-0.849l4.316-4.316 c0.361-0.361,0.56-0.842,0.56-1.353s-0.198-0.991-0.56-1.352c-0.723-0.723-1.983-0.722-2.706,0l-5.56,5.56 c-1.725,1.725-1.725,4.533,0.001,6.258c1.726,1.727,4.533,1.726,6.259,0l9.949-9.95c1.725-1.725,1.725-4.533-0.001-6.258 c-1.725-1.726-4.532-1.725-6.259,0l-1.281,1.283c-0.234,0.234-0.614,0.234-0.849,0c-0.234-0.234-0.234-0.614-0.001-0.849 l1.282-1.283c2.195-2.192,5.763-2.193,7.956,0C23.146,5.241,23.146,8.81,20.953,11.003z"/></svg>
</div>
<div class="css-175oi2r r-xoduu5 r-1udh08x">
<span data-testid="app-text-transition-container" style="transition-property: transform; transition-duration: 0.3s; transform: translate3d(0px, 0px, 0px);">
<span class="css-1qaijid r-qvutc0 r-1tl8opc r-n6v787 r-1cwl3u0 r-1k6nrdp r-1pn2ns4" style="text-overflow: unset;">
<span class="css-1qaijid r-bcqeeo r-qvutc0 r-1tl8opc download-button-counter" style="text-overflow: unset;">1</span>
</span>
</span>
</div>
</div>
</div>
</div>
`);
let buttonModal = htmlToElement(`
<div class="css-175oi2r r-18u37iz r-1h0z5md r-13awgt0">
<div role="button" tabindex="0" class="css-175oi2r r-1777fci r-bt1l66 r-bztko3 r-lrvibr r-1loqt21 r-1ny4l3l download-button" data-testid="download">
<div dir="ltr" class="css-1rynq56 r-bcqeeo r-qvutc0 r-37j5jr r-a023e6 r-rjixqe r-16dba41 r-1awozwy r-6koalj r-1h0z5md r-o7ynqc r-clp7b1 r-3s2u2q" style="color: rgb(255, 255, 255); text-overflow: unset;">
<div class="css-175oi2r r-xoduu5">
<div class="css-175oi2r r-xoduu5 r-1p0dtai r-1d2f490 r-u8s1d r-zchlnj r-ipm5af r-1niwhzg r-sdzlij r-xf4iuw r-o7ynqc r-6416eg r-1ny4l3l"></div>
<svg class="r-4qtqp9 r-yyyyoo r-50lct3 r-dnmrzs r-bnwqim r-1plcrui r-lrvibr r-1srniue" fill="#000000" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" x="0px" y="0px" viewBox="0 0 24 24" style="enable-background:new 0 0 24 24;" xml:space="preserve"><path d="M20.953,11.003l-9.95,9.95c-1.097,1.096-2.537,1.645-3.978,1.645s-2.881-0.548-3.978-1.645 c-2.193-2.194-2.193-5.762-0.001-7.956l5.561-5.56c1.175-1.176,3.225-1.177,4.401,0c0.589,0.588,0.912,1.369,0.912,2.201 s-0.323,1.613-0.912,2.201l-4.316,4.316c-0.234,0.234-0.613,0.234-0.848,0s-0.234-0.614,0-0.849l4.316-4.316 c0.361-0.361,0.56-0.842,0.56-1.353s-0.198-0.991-0.56-1.352c-0.723-0.723-1.983-0.722-2.706,0l-5.56,5.56 c-1.725,1.725-1.725,4.533,0.001,6.258c1.726,1.727,4.533,1.726,6.259,0l9.949-9.95c1.725-1.725,1.725-4.533-0.001-6.258 c-1.725-1.726-4.532-1.725-6.259,0l-1.281,1.283c-0.234,0.234-0.614,0.234-0.849,0c-0.234-0.234-0.234-0.614-0.001-0.849 l1.282-1.283c2.195-2.192,5.763-2.193,7.956,0C23.146,5.241,23.146,8.81,20.953,11.003z"/></svg>
</div>
<div class="css-175oi2r r-xoduu5 r-1udh08x">
<span data-testid="app-text-transition-container" style="transition-property: transform; transition-duration: 0.3s; transform: translate3d(0px, 0px, 0px);">
<span class="css-1qaijid r-qvutc0 r-1tl8opc r-n6v787 r-1cwl3u0 r-1k6nrdp r-1pn2ns4" style="text-overflow: unset;">
<span class="css-1qaijid r-bcqeeo r-qvutc0 r-1tl8opc download-button-counter" style="text-overflow: unset;">1</span>
</span>
</span>
</div>
</div>
</div>
</div>
`);
let buttonTweetPage = htmlToElement(`
<div class="css-175oi2r r-18u37iz r-1h0z5md r-13awgt0">
<div role="button" tabindex="0" class="css-175oi2r r-1777fci r-bt1l66 r-bztko3 r-lrvibr r-1loqt21 r-1ny4l3l download-button" data-testid="download">
<div dir="ltr" class="css-1rynq56 r-bcqeeo r-qvutc0 r-37j5jr r-a023e6 r-rjixqe r-16dba41 r-1awozwy r-6koalj r-1h0z5md r-o7ynqc r-clp7b1 r-3s2u2q" style="color: rgb(113, 118, 123); text-overflow: unset;">
<div class="css-175oi2r r-xoduu5">
<div class="css-175oi2r r-xoduu5 r-1p0dtai r-1d2f490 r-u8s1d r-zchlnj r-ipm5af r-1niwhzg r-sdzlij r-xf4iuw r-o7ynqc r-6416eg r-1ny4l3l"> </div>
<svg class="r-4qtqp9 r-yyyyoo r-1xvli5t r-dnmrzs r-bnwqim r-1plcrui r-lrvibr r-1hdv0qi" fill="#000000" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" x="0px" y="0px" viewBox="0 0 24 24" style="enable-background:new 0 0 24 24;" xml:space="preserve"><path d="M20.953,11.003l-9.95,9.95c-1.097,1.096-2.537,1.645-3.978,1.645s-2.881-0.548-3.978-1.645 c-2.193-2.194-2.193-5.762-0.001-7.956l5.561-5.56c1.175-1.176,3.225-1.177,4.401,0c0.589,0.588,0.912,1.369,0.912,2.201 s-0.323,1.613-0.912,2.201l-4.316,4.316c-0.234,0.234-0.613,0.234-0.848,0s-0.234-0.614,0-0.849l4.316-4.316 c0.361-0.361,0.56-0.842,0.56-1.353s-0.198-0.991-0.56-1.352c-0.723-0.723-1.983-0.722-2.706,0l-5.56,5.56 c-1.725,1.725-1.725,4.533,0.001,6.258c1.726,1.727,4.533,1.726,6.259,0l9.949-9.95c1.725-1.725,1.725-4.533-0.001-6.258 c-1.725-1.726-4.532-1.725-6.259,0l-1.281,1.283c-0.234,0.234-0.614,0.234-0.849,0c-0.234-0.234-0.234-0.614-0.001-0.849 l1.282-1.283c2.195-2.192,5.763-2.193,7.956,0C23.146,5.241,23.146,8.81,20.953,11.003z"/></svg>
</div>
<div class="css-175oi2r r-xoduu5 r-1udh08x">
<span data-testid="app-text-transition-container" style="transform: translate3d(0px, 0px, 0px); transition-property: transform; transition-duration: 0.3s;">
<span class="css-1qaijid r-qvutc0 r-1tl8opc r-n6v787 r-1cwl3u0 r-1k6nrdp r-1pn2ns4" style="text-overflow: unset;">
<span class="css-1qaijid r-bcqeeo r-qvutc0 r-1tl8opc download-button-counter" style="text-overflow: unset;">1</span>
</span>
</span>
</div>
</div>
</div>
</div>
`);
// home: article.css-175oi2r.r-18u37iz.r-1udh08x.r-i023vh.r-1qhn6m8.r-o7ynqc.r-6416eg.r-1ny4l3l.r-1loqt21
// tweet main: article.css-175oi2r.r-18u37iz.r-1udh08x.r-i023vh.r-1qhn6m8.r-1ny4l3l
// tweet comments: article.css-175oi2r.r-18u37iz.r-1udh08x.r-i023vh.r-1qhn6m8.r-o7ynqc.r-6416eg.r-1ny4l3l.r-1loqt21
let articles = document.querySelectorAll('article.css-175oi2r');
// div.css-175oi2r.r-16y2uox.r-1wbh5a2
let modals = document.querySelectorAll('div.css-175oi2r[aria-modal="true"] > div > div:first-child');
// cspell: enable
let containers;
if (isPhotoModalPage() && modals.length > 0) {
containers = Array.from(articles).concat(Array.from(modals));
} else {
containers = articles;
}
containers.forEach((container) => {
let downloadButton = container.querySelector('.download-button');
let imageBoxes = Array.from(container.querySelectorAll('img.css-9pa8cd'))
.filter((imageBox) => {
return imageBox.getAttribute('src').indexOf('pbs.twimg.com/media') > 0;
});
if (downloadButton && parseInt(downloadButton.getAttribute('count-images')) === imageBoxes.length) {
return;
}
if (imageBoxes.length > 0) {
let filenamePrefix;
if (imageBoxes[0].closest('div.css-175oi2r > a[href*="/status/"]')) {
filenamePrefix = imageBoxes[0].closest('div.css-175oi2r > a[href*="/status/"]').getAttribute('href').replace(/^\/(.*)\/status\/(\d+).*?$/, '$1-$2');
} else {
filenamePrefix = window.location.pathname.replace(/^\/(.*)\/status\/(\d+)\/.*?$/, '$1-$2');
}
let buttonGroup = container.querySelector(':scope div.css-175oi2r > div.css-175oi2r.r-1kbdv8c.r-18u37iz[role="group"]');
let shareButton = buttonGroup.querySelector(':scope > div:last-child');
let bookmarkInnerButton = buttonGroup.querySelector(':scope > div > div[data-testid="bookmark"]');
if (!downloadButton) {
if (getButtonLocation(container) == ButtonLocation.HOME_PAGE) {
bookmarkInnerButton.parentNode.before(buttonHomePage);
} else if (getButtonLocation(container) == ButtonLocation.TWEET_PAGE) {
bookmarkInnerButton.parentNode.before(buttonTweetPage);
} else if (getButtonLocation(container) == ButtonLocation.PHOTO_MODAL) {
shareButton.before(buttonModal);
}
downloadButton = container.querySelector('.download-button');
}
if (downloadButton) {
downloadButton.setAttribute('count-images', imageBoxes.length);
let downloadButtonCounter = container.querySelector('.download-button-counter');
if (downloadButtonCounter) {
downloadButtonCounter.innerHTML = getButtonLocation(container) == ButtonLocation.PHOTO_MODAL ? 1 : imageBoxes.length;
}
let clonedButton = downloadButton.cloneNode(true);
if (imageBoxes.length === 1) {
downloadButton.parentNode.replaceChild(clonedButton, downloadButton);
clonedButton.addEventListener('click', (_event) => {
let imageUrl = imageBoxes[0].getAttribute('src');
downloadImage(imageUrl, filenamePrefix);
});
} else if (getButtonLocation(container) == ButtonLocation.PHOTO_MODAL) {
downloadButton.parentNode.replaceChild(clonedButton, downloadButton);
clonedButton.addEventListener('click', (_event) => {
let modalUl = container.querySelector('ul');
let ulWidth = parseInt(modalUl.style.getPropertyValue('width').replace(/px$/, ''));
let transformX = parseInt(modalUl.style.getPropertyValue('transform').replace(/.*translate3d\(([\.-\d]+)px.*/, '$1'));
let imageIndex = Math.round(Math.abs(transformX) * parseInt(clonedButton.getAttribute('count-images')) / ulWidth);
let imageUrl = imageBoxes[imageIndex].getAttribute('src');
downloadImage(imageUrl, filenamePrefix);
});
} else {
downloadButton.parentNode.replaceChild(clonedButton, downloadButton);
clonedButton.addEventListener('click', (_event) => {
let imageUrls = imageBoxes.map((imageBox) => {
return imageBox.getAttribute('src');
});
downloadZip(imageUrls, filenamePrefix);
});
}
}
}
});
}
(function () {
'use strict';
let style = htmlToElement(`
<style>
.download-button:hover > div {
color: rgb(255, 102, 0);
}
.download-button:hover > div > div > div:first-of-type {
background-color: rgba(255, 102, 0, 0.1);
}
div.css-175oi2r[aria-modal="true"] .download-button:hover > div {
color: rgb(255, 255, 255);
}
div.css-175oi2r[aria-modal="true"] .download-button:hover > div > div > div:first-of-type {
background-color: rgba(255, 255, 255, 0.1);
}
</style>
`);
let head = document.getElementsByTagName('head')[0];
head.appendChild(style);
if (typeof MutationObserver === 'function') {
let observerConfig = {
attributes: true,
characterData: true,
childList: true,
subtree: true,
};
let body = document.getElementsByTagName('body')[0];
let observer = new MutationObserver(mainLoop);
observer.observe(body, observerConfig);
} else {
mainLoop();
setInterval(mainLoop, 200);
}
})();