danbooru Download Button

Adds a download button to the https://danbooru.donmai.us post pages to quickly donwload the full rez image your currently looking at.

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         danbooru Download Button
// @namespace    http://tampermonkey.net/
// @version      1.6
// @description  Adds a download button to the https://danbooru.donmai.us post pages to quickly donwload the full rez image your currently looking at.
// @author       Dr. Pennysworth,Copilot
// @match        https://danbooru.donmai.us/posts/*?q=*
// @grant        GM_download
// ==/UserScript==

(function() {
    'use strict';

    // Function to download the image
    function downloadImage() {
        let link = document.querySelector('a.image-view-original-link');
        if (link) {
            let imageUrl = link.href;
            let imageName = imageUrl.substring(imageUrl.lastIndexOf('/') + 1);
            GM_download(imageUrl, imageName);
        } else {
            // Find image tag with id image and class fit-width and use its src
            let image = document.querySelector('img#image.fit-width');
            if (image) {
                let imageUrl = image.src;
                let imageName = imageUrl.substring(imageUrl.lastIndexOf('/') + 1);
                GM_download(imageUrl, imageName);
            } else {
                alert('Image link not found!');
            }
        }
    }

    // Create the download button
    function createDownloadButton() {
        let button = document.createElement('button');
        button.innerText = 'Download Image';
        button.style.display = 'block';
        button.style.margin = '10px auto';
        button.addEventListener('click', downloadImage);

        // Append the button to the specified div, or to the top of the section with the class image-container if div is not found
        let targetDiv = document.querySelector('.notice.notice-small.post-notice.post-notice-resized');
        if (targetDiv) {
            targetDiv.appendChild(button);
        } else {
            let imageContainerSection = document.querySelector('.image-container');
            if (imageContainerSection) {
                imageContainerSection.insertBefore(button, imageContainerSection.firstChild);
            } else {
                alert('Image container section not found!');
            }
        }
    }

    // Run the function to create the button on page load
    window.addEventListener('load', createDownloadButton);
})();