4chan Gallery

4chan grid based Image Gallery for threads that can load images, images with sounds, webms with sounds (Button on the Bottom Right)

目前為 2024-03-26 提交的版本,檢視 最新版本

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         4chan Gallery
// @namespace    http://tampermonkey.net/
// @version      2024-03-26
// @description  4chan grid based Image Gallery for threads that can load images, images with sounds, webms with sounds (Button on the Bottom Right)
// @author       TheDarkEnjoyer
// @match        http://boards.4chan.org/vt/thread/*
// @match        https://boards.4chan.org/vt/thread/*
// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant        none
// @license      GNU GPLv3 
// ==/UserScript==

(function () {
    "use strict";

    // Function to load the button
    const loadButton = () => {
        const posts = document.querySelectorAll(".postContainer");

        // Check if there are at least two posts
        if (posts.length >= 2) {
            const button = document.createElement("button");
            button.textContent = "Open Image Gallery";
            button.style.position = "fixed";
            button.style.bottom = "20px";
            button.style.right = "20px";
            button.style.zIndex = "1000";
            button.style.backgroundColor = "var(--main-color)"; // Dark mode compatible background
            button.style.color = "var(--text-color)"; // Dark mode compatible text color

            // Append the button to the body after 2 seconds
            setTimeout(() => document.body.appendChild(button), 2000);

            const openImageGallery = () => {
                const gallery = document.createElement("div");
                gallery.style.position = "fixed";
                gallery.style.top = "0";
                gallery.style.left = "0";
                gallery.style.width = "100%";
                gallery.style.height = "100%";
                gallery.style.backgroundColor = "rgba(0, 0, 0, 0.8)";
                gallery.style.display = "flex";
                gallery.style.justifyContent = "center";
                gallery.style.alignItems = "center";
                gallery.style.zIndex = "9999";

                const gridContainer = document.createElement("div");
                gridContainer.style.display = "grid";
                gridContainer.style.gridTemplateColumns = "repeat(auto-fit, minmax(200px, 1fr))";
                gridContainer.style.gridGap = "10px";
                gridContainer.style.padding = "20px";
                gridContainer.style.backgroundColor = "var(--main-color)"; // Dark mode compatible background
                gridContainer.style.color = "var(--text-color)"; // Dark mode compatible text color
                gridContainer.style.maxWidth = "80%";
                gridContainer.style.maxHeight = "80%";
                gridContainer.style.overflowY = "auto";
                gridContainer.style.resize = "both"; // Make the grid resizable
                gridContainer.style.overflow = "auto"; // Add scrollbars when resized
                gridContainer.style.border = "1px solid var(--text-color)"; // Add border to the grid container

                // Loop through each post and add its image/video to the grid
                posts.forEach((post) => {
                    const mediaLink = post.querySelector(".fileText a");
                    const comment = post.querySelector(".postMessage");

                    if (mediaLink) {
                        const isVideo = mediaLink.href.includes(".webm");
                        const fileName = mediaLink.href.split("/").pop();
                        const soundLink = mediaLink.title.match(/\[sound=(.+?)\]/);

                        const cell = document.createElement("div");
                        cell.style.border = "1px solid var(--text-color)"; // Add border to each cell
                        cell.style.position = "relative"; // Make the cell position relative

                        const buttonDiv = document.createElement("div");
                        buttonDiv.style.display = "flex";
                        buttonDiv.style.justifyContent = "space-between";
                        buttonDiv.style.alignItems = "center";
                        buttonDiv.style.padding = "5px";

                        if (isVideo) {
                            const videoContainer = document.createElement("div");
                            videoContainer.style.position = "relative";

                            const video = document.createElement("video");
                            video.src = mediaLink.href;
                            video.style.maxWidth = "100%";
                            video.style.maxHeight = "200px";
                            video.style.objectFit = "contain";
                            video.muted = true;
                            video.style.cursor = "pointer";
                            video.addEventListener("click", () => {
                                post.scrollIntoView({ behavior: "smooth" });
                                document.body.removeChild(gallery);
                            });
                            video.controls = true;
                            video.title = comment.textContent;

                            videoContainer.appendChild(video);

                            if (soundLink) {
                                const audio = document.createElement("audio");
                                audio.src = decodeURIComponent(soundLink[1].startsWith("http") ? soundLink[1] : `https://${soundLink[1]}`);
                                videoContainer.appendChild(audio);

                                const playPauseButton = document.createElement("button");
                                playPauseButton.textContent = "Play/Pause";
                                playPauseButton.addEventListener("click", () => {
                                    if (video.paused && audio.paused) {
                                        video.play();
                                        audio.play();
                                    } else {
                                        video.pause();
                                        audio.pause();
                                    }
                                });
                                buttonDiv.appendChild(playPauseButton);

                                const resetButton = document.createElement("button");
                                resetButton.textContent = "Reset";
                                resetButton.addEventListener("click", () => {
                                    video.currentTime = 0;
                                    audio.currentTime = 0;
                                });
                                buttonDiv.appendChild(resetButton);
                            }

                            const cellButton = document.createElement("button");
                            cellButton.textContent = "View Post";
                            cellButton.style.backgroundColor = "var(--main-color)";
                            cellButton.style.color = "var(--text-color)";
                            cellButton.addEventListener("click", () => {
                                post.scrollIntoView({ behavior: "smooth" });
                                document.body.removeChild(gallery);
                            });

                            buttonDiv.appendChild(cellButton);
                            cell.appendChild(videoContainer);
                            cell.appendChild(buttonDiv);
                        } else {
                            const image = document.createElement("img");
                            image.src = mediaLink.href;
                            image.style.maxWidth = "100%";
                            image.style.maxHeight = "200px";
                            image.style.objectFit = "contain";
                            image.style.cursor = "pointer";
                            image.addEventListener("click", () => {
                                post.scrollIntoView({ behavior: "smooth" });
                                document.body.removeChild(gallery);
                            });
                            image.title = comment.textContent;

                            if (soundLink) {
                                const audio = document.createElement("audio");
                                audio.src = decodeURIComponent(soundLink[1].startsWith("http") ? soundLink[1] : `https://${soundLink[1]}`);

                                const playPauseButton = document.createElement("button");
                                playPauseButton.textContent = "Play/Pause";
                                playPauseButton.style.position = "absolute";
                                playPauseButton.style.bottom = "10px";
                                playPauseButton.style.left = "10px";
                                playPauseButton.addEventListener("click", () => {
                                    if (audio.paused) {
                                        audio.play();
                                    } else {
                                        audio.pause();
                                    }
                                });
                                buttonDiv.appendChild(playPauseButton);
                            }

                            cell.appendChild(image);
                            cell.appendChild(buttonDiv);
                        }
                        gridContainer.appendChild(cell);
                    }
                });

                gallery.appendChild(gridContainer);

                const closeButton = document.createElement("button");
                closeButton.textContent = "Close";
                closeButton.style.position = "absolute";
                closeButton.style.top = "10px";
                closeButton.style.right = "10px";
                closeButton.style.zIndex = "10000";
                closeButton.style.backgroundColor = "var(--main-color)";
                closeButton.style.color = "var(--text-color)";
                closeButton.addEventListener("click", () => {
                    document.body.removeChild(gallery);
                });
                gallery.appendChild(closeButton);

                document.body.appendChild(gallery);
            };

            button.addEventListener("click", openImageGallery);
        } else {
            // If there are less than two posts, try again after 5 seconds
            setTimeout(loadButton, 5000);
        }
    };

    loadButton();
    console.log("4chan Gallery loaded successfully!");
})();