Flaticon SVG Downloader

Download SVG icons from Flaticon.
换行
// ==UserScript==
// @name         Flaticon SVG Downloader
// @version      1.1
// @description  Download SVG icons from Flaticon.
// @author       BabaYaga0179
// @namespace    https://github.com/BabaYaga0179/
// @match        *://www.flaticon.com/*
// @grant        none
// @license     MIT
// @icon        https://www.flaticon.com/favicon.ico
// ==/UserScript==

(function () {
    'use strict';

    // Function to add download button to page
    function addDownloadButton() {
        const targetElement = document.getElementById('fi-premium-download-buttons');
        if (!targetElement) return;

        const existingButton = document.getElementById('custom-download-button');
        if (existingButton) return; // Avoid adding buttons multiple times

        const downloadButton = document.createElement('a');
        downloadButton.href = '#';
        downloadButton.className =
            'btn col mg-none bj-button bj-button--primary';
        downloadButton.id = 'custom-download-button';
        downloadButton.innerHTML = '<span>Download SVG</span>';
        downloadButton.addEventListener('click', (event) => {
            event.preventDefault();
            downloadSVG();
        });

        targetElement.appendChild(downloadButton);
    }

    // SVG download function
    async function downloadSVG() {
        var url = window.location.href.split('?')[0];
        var filename = url.split('/')[url.split('/').length - 1];
        var id = filename.split('_')[1];
        console.log(`Filename: ${filename}, ID: ${id}`);

        if (!id) {
            alert('You can only download an SVG icon while viewing an icon.');
            return;
        }

        function downloadURI(uri, name) {
            var link = document.createElement('a');
            link.setAttribute('download', name);
            link.href = uri;
            document.body.appendChild(link);
            link.click();
            link.remove();
        }

        var loggedin = document.getElementById('gr_connected');
        if (!loggedin) {
            alert('Please login before clicking on me.');
            return;
        }

        try {
            const response = await fetch(
                'https://www.flaticon.com/editor/icon/svg/' +
                id +
                '?type=standard'
            );
            if (!response.ok) {
                throw new Error(
                    'Network response was not ok ' + response.statusText
                );
            }

            const data = await response.json();

            if (!data.url) {
                throw new Error('Invalid response data');
            }

            // Fetch actual SVG content (as Blob)
            const svgResponse = await fetch(data.url);
            const svgBlob = await svgResponse.blob();

            const blobUrl = URL.createObjectURL(svgBlob);

            // Trigger download with Blob URL
            const link = document.createElement('a');
            link.href = blobUrl;
            link.download = `${filename}.svg`;
            document.body.appendChild(link);
            link.click();
            link.remove();

            // Optional: free up memory
            URL.revokeObjectURL(blobUrl);
        } catch (error) {
            console.error(error);
            alert('Something went wrong >.<');
        }
    }

    // Create MutationObserver to monitor changes in DOM
    const observer = new MutationObserver((mutations) => {
        for (const mutation of mutations) {
            if (mutation.type === 'childList') {
                addDownloadButton();
            }
        }
    });

    // Start viewing the entire document
    observer.observe(document.body, {
        childList: true,
        subtree: true,
    });

    // Call the download button constructor if the target element already exists in the DOM
    addDownloadButton();
})();