Image Gallery Extractor

Extracts images over 100 px and displays them in a gallery

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey, το Greasemonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

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

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Userscripts για να εγκαταστήσετε αυτόν τον κώδικα.

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

Θα χρειαστεί να εγκαταστήσετε μια επέκταση διαχείρισης κώδικα χρήστη για να εγκαταστήσετε αυτόν τον κώδικα.

(Έχω ήδη έναν διαχειριστή κώδικα χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

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.

(Έχω ήδη έναν διαχειριστή στυλ χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

// ==UserScript==
// @name         Image Gallery Extractor
// @namespace    http://tampermonkey.net/
// @version      1.1
// @description  Extracts images over 100 px and displays them in a gallery
// @author       Ovinomaster
// @match        *://*/*
// @grant        none
// @license      CC-BY-NC-SA-4.0; https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode|
// ==/UserScript==

(function() {
'use strict';

// Create and style the button
const button = document.createElement('button');
button.textContent = 'Open Gallery';
button.style.position = 'fixed';
button.style.bottom = '20px';
button.style.right = '20px';
button.style.padding = '10px 20px';
button.style.backgroundColor = '#007BFF';
button.style.color = '#fff';
button.style.border = 'none';
button.style.borderRadius = '5px';
button.style.cursor = 'pointer';
button.style.boxShadow = '0 4px 6px rgba(0, 0, 0, 0.1)'
button.style.fontFamily = 'Red Hat Text, sans-serif';
//button.style.fontSize = '.688rem';
button.style.fontWeight = '500';
button.style.lineHeight = 'normal';
button.addEventListener('mouseover', () => {
button.style.backgroundColor = '#0072FF';
});
button.addEventListener('mouseout', () => {
button.style.backgroundColor = '#007BFF';
});
document.body.appendChild(button);

// Create and style the modal
const modal = document.createElement('div');
modal.style.display = 'none';
modal.style.position = 'fixed';
modal.style.top = '5%';
modal.style.left = '5%';
modal.style.width = '90%';
modal.style.height = '90%';
modal.style.backgroundColor = 'rgba(0, 0, 0, 0.8)';
modal.style.justifyContent = 'center';
modal.style.alignItems = 'center';
modal.style.zIndex = '1000000';
document.body.appendChild(modal);

// Create and style the close button
const closeButton = document.createElement('span');
closeButton.textContent = '×';
closeButton.style.position = 'absolute';
closeButton.style.top = '20px';
closeButton.style.right = '20px';
closeButton.style.fontSize = '30px';
closeButton.style.color = '#fff';
closeButton.style.cursor = 'pointer';
modal.appendChild(closeButton);

// Create and style the main image container
const mainImageContainer = document.createElement('div');
mainImageContainer.style.maxWidth = '90%';
mainImageContainer.style.maxHeight = '90%';
mainImageContainer.style.height = '80%';
mainImageContainer.style.position = 'relative';
mainImageContainer.style.textAlign = 'center';
modal.appendChild(mainImageContainer);

// Create and style the main image
const mainImage = document.createElement('img');
mainImage.style.maxWidth = '100%';
mainImage.style.maxHeight = '100%';
mainImage.style.height = '80%';
mainImage.style.align = 'center';
mainImage.style.objectFit = 'contain';
mainImageContainer.appendChild(mainImage);

// Create and style the thumbnail container
const thumbnailContainer = document.createElement('div');
thumbnailContainer.style.display = 'flex';
thumbnailContainer.style.overflowX = 'auto';
thumbnailContainer.style.marginTop = '10px';
mainImageContainer.appendChild(thumbnailContainer);

let images = [];
let currentIndex = 0;

// Function to open the modal
function openModal() {
modal.style.display = 'flex';
displayImage(currentIndex);
}

// Function to close the modal
function closeModal() {
modal.style.display = 'none';
}

// Function to display an image
function displayImage(index) {
mainImage.src = images[index].src;
currentIndex = index;
thumbnailContainer.scrollLeft = thumbnailContainer.children[index].offsetLeft - thumbnailContainer.offsetWidth / 2 + thumbnailContainer.children[index].offsetWidth / 2;
}

// Function to handle key presses
function handleKeyPress(event) {
if (event.key === 'Escape') {
closeModal();
} else if (event.key === 'ArrowRight') {
currentIndex = (currentIndex + 1) % images.length;
displayImage(currentIndex);
} else if (event.key === 'ArrowLeft') {
currentIndex = (currentIndex - 1 + images.length) % images.length;
displayImage(currentIndex);
}
}

// Function to handle thumbnail clicks
function handleThumbnailClick(event) {
const index = Array.from(thumbnailContainer.children).indexOf(event.target);
displayImage(index);
}

// Function to extract images
function extractImages() {
const allImages = document.querySelectorAll('img');
images = Array.from(allImages).filter(img => img.naturalWidth > 100 && img.naturalHeight > 100);
images.forEach((img, index) => {
const thumbnail = document.createElement('img');
thumbnail.src = img.src;
thumbnail.style.width = '100px';
thumbnail.style.height = '66px';
thumbnail.style.margin = '5px';
thumbnail.style.cursor = 'pointer';
thumbnail.style.objectFit = 'contain';
thumbnail.addEventListener('click', handleThumbnailClick);
thumbnailContainer.appendChild(thumbnail);
});
}

// Event listeners
button.addEventListener('click', () => {
extractImages();
openModal();
});

closeButton.addEventListener('click', closeModal);
modal.addEventListener('click', (event) => {
if (event.target === modal) {
closeModal();
}
});
 
document.addEventListener('keydown', handleKeyPress);
mainImage.addEventListener('click', () => {
currentIndex = (currentIndex + 1) % images.length;
displayImage(currentIndex);
});

// Touch event listeners for swiping
let touchStartX = 0;
let touchEndX = 0;

mainImage.addEventListener('touchstart', (event) => {
touchStartX = event.changedTouches[0].screenX;
});

mainImage.addEventListener('touchend', (event) => {
touchEndX = event.changedTouches[0].screenX;
handleSwipe();
});

function handleSwipe() {
if (touchEndX < touchStartX) {
currentIndex = (currentIndex + 1) % images.length;
} else if (touchEndX > touchStartX) {
currentIndex = (currentIndex - 1 + images.length) % images.length;
}
displayImage(currentIndex);
}
})();