Image Grabber

grab images from pages that you can't right click on images

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         Image Grabber
// @namespace    https://fxzfun.com/userscripts
// @version      1.0.0
// @description  grab images from pages that you can't right click on images
// @author       FXZFun
// @match        *://*/*
// @icon         https://fxzfun.com/favicon.ico
// @grant        GM_addStyle
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';
    let elements;
    let overlay;
    let dialog;

    window.addEventListener('keypress', function(e){
        if (e.shiftKey && e.keyCode == 126) {
            startGrabber();
        }
    }, false);

    function isPointInBBox(x, y, bbox) {
        return ((x > bbox.left) &&
                (x < bbox.right) &&
                (y > bbox.top) &&
                (y < bbox.bottom))
    }

    function startGrabber() {
        GM_addStyle(`
            .fxzfun-ig-highlight { border: 1px solid darkred; }
            .fxzfun-ig-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 1000;}

            dialog {
                width: 500px;
                margin: auto;
                border: none;
                border-radius: 12px;
                box-shadow: 0 0 5px #21212121;
                background-color: #fafafa;
                font-family: monospace, 'Roboto', 'Lato', 'Open Sans', sans-serif;
                outline: none;
            }

            dialog::backdrop { background: rgba(0, 0, 0, 0.2); }

            p.title {
                text-transform: uppercase;
                margin-top: 0;
                color: #757575;
            }

            .fxzfun-ig-gallery {
                display: flex;
                flex-wrap: wrap;
                gap: 20px;
            }

            .fxzfun-ig-gallery::empty {
                content: "No images found";
            }

            .fxzfun-ig-gallery img {
                width: 120px;
                height: 120px;
                border-radius: 6px;
            }

            .fxzfun-ig-gallery-item {
                display: flex;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 20px;
                width: 100%;
                font-size: 1.2em;
                align-items: center;
            }

            .fxzfun-ig-gallery-item p {
                overflow: hidden;
                width: 300px;
                text-overflow: ellipsis;
                text-wrap: nowrap;
            }

            .fxzfun-ig-gallery-item div {
                flex-basis: 50%;
            }

            .fxzfun-ig-actions a {
                color: #757575;
                text-decoration: none;
                font-size: 16px;
                text-transform: uppercase;
            }

            .fxzfun-ig-actions a:hover {
                color: #bdbdbd;
            }
        `);

        overlay = document.createElement("div");
        overlay.classList.add("fxzfun-ig-overlay");
        document.body.appendChild(overlay);

        elements = new Set();

        document.body.addEventListener("mousemove", mouseMoveListener);

        overlay.addEventListener("click", e => {
            let images = new Set();
            elements.forEach(el => {
                let style = (el.currentStyle || window.getComputedStyle(el, false));
                if (el.tagName === "IMG") images.add(el.src);
                if (el.tagName === "SVG") images.add(URL.createObjectURL(new Blob([new XMLSerializer().serializeToString(el)], { type: 'image/svg+xml' })));
                if (style.backgroundImage.startsWith('data:image') || style.background.startsWith('data:image')) images.add(style.background);

                let backgroundImageMatches = style.backgroundImage.match(/url\(["']?(.*?)["']?\)/);
                if (backgroundImageMatches?.length > 1) images.add(backgroundImageMatches?.[1]);

                let backgroundMatches = style.backgroundImage.match(/url\(["']?(.*?)["']?\)/);
                if (backgroundMatches?.length > 1) images.add(backgroundMatches?.[1]);
            });
            showDialog(images);
        });
    }

    function mouseMoveListener(e) {
        document.querySelectorAll('*').forEach(node => {
            if (isPointInBBox(e.x, e.y, node.getBoundingClientRect())) {
                if (!node.classList.contains("fxzfun-ig-highlight") && !node.classList.contains("fxzfun-ig-overlay")) {
                    node.classList.add("fxzfun-ig-highlight");
                    elements.add(node);
                }
            } else {
                node.classList.remove("fxzfun-ig-highlight");
                elements.delete(node);
            }
        });
    }

    function showDialog(images) {
        dialog = dialog ?? document.createElement("dialog");
        let imageLinks = Array.from(images);
        dialog.innerHTML = `
        <p class="title">[/] Image Grabber</p>
        <div class="fxzfun-ig-gallery">
            ${imageLinks.map((url, index) => !!url && `
                <div class="fxzfun-ig-gallery-item" id="item${index}">
                    <img src="${url}" />
                    <div>
                        <p>${url.split("/").at(-1)}</p>
                        <p class="fxzfun-ig-actions">
                            <a href="${url}" target="_blank">Open ${NEW_TAB_ICON}</a>
                            <a href="${url}" target="_blank" download="${url.split("/").at(-1)}">Download ${DOWNLOAD_ICON}</a>
                        </p>
                    </div>
                </div>
            `).join('')}
        </div>`;
        document.body.appendChild(dialog);
        dialog.showModal();

        dialog.addEventListener('click', (e) => e.target.isEqualNode(dialog) && dialog.close());

        overlay.remove();
        document.querySelectorAll(".fxzfun-ig-highlight").forEach(el => el.classList.remove("fxzfun-ig-highlight"));
        document.querySelectorAll(".fxzfun-ig-copyLink").forEach(el => el);
        document.body.removeEventListener("mousemove", mouseMoveListener);
    }

    const NEW_TAB_ICON = `<svg width="16" height="16" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path fill="currentColor" d="M17 17H3V3h5V1H3a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-5h-2z"/><path fill="currentColor" d="m11 1l3.3 3.3L8.6 10l1.4 1.4l5.7-5.7L19 9V1z"/></svg>`;
    const DOWNLOAD_ICON = `<svg width="16" height="16" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path fill="currentColor" d="M17 12v5H3v-5H1v5a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-5z"/><path fill="currentColor" d="M15 9h-4V1H9v8H5l5 6z"/></svg>`;
    const COPY_ICON = `<svg width="16" height="16" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path fill="currentColor" d="M17 3H9v2H7V3c0-1.1.895-2 2-2h8c1.1 0 2 .895 2 2v8c0 1.1-.895 2-2 2h-2v-2h2z"/><path fill="currentColor" d="M3 9v8h8V9zm8-2c1.1 0 2 .895 2 2v8c0 1.1-.895 2-2 2H3c-1.1 0-2-.895-2-2V9c0-1.1.895-2 2-2z"/></svg>`;
})();