Améliore la visualisation des images sur les topics de jeuxvideo.com en ajoutant un visualiseur enrichi avec des fonctionnalités telles que la navigation entre les images.
// ==UserScript==
// @name JVC ImageViewer
// @namespace http://tampermonkey.net/
// @version 1.31
// @description Améliore la visualisation des images sur les topics de jeuxvideo.com en ajoutant un visualiseur enrichi avec des fonctionnalités telles que la navigation entre les images.
// @author Neo Reborn
// @match https://*.jeuxvideo.com/forums/*
// @grant none
// @run-at document-end
// @license MIT
// ==/UserScript==
(function() {
'use strict';
class ImageViewer {
constructor(images, currentIndex) {
this.images = images;
this.currentIndex = currentIndex;
this.createOverlay();
}
createOverlay() {
this.overlay = document.createElement('div');
this.overlay.style.position = 'fixed';
this.overlay.style.top = 0;
this.overlay.style.left = 0;
this.overlay.style.width = '100%';
this.overlay.style.height = '100%';
this.overlay.style.backgroundColor = 'rgba(0, 0, 0, 0.8)';
this.overlay.style.display = 'flex';
this.overlay.style.alignItems = 'center';
this.overlay.style.justifyContent = 'center';
this.overlay.style.zIndex = 10000;
this.imgElement = document.createElement('img');
this.imgElement.style.maxWidth = '90%';
this.imgElement.style.maxHeight = '80%';
this.imgElement.style.objectFit = 'contain';
this.imgElement.style.transition = 'opacity 0.3s';
this.imgElement.style.opacity = 0;
this.imgElement.style.cursor = 'pointer';
this.spinner = document.createElement('div');
this.spinner.style.position = 'absolute';
this.spinner.style.border = '8px solid #f3f3f3';
this.spinner.style.borderTop = '8px solid #3498db';
this.spinner.style.borderRadius = '50%';
this.spinner.style.width = '50px';
this.spinner.style.height = '50px';
this.spinner.style.animation = 'spin 1s linear infinite';
this.spinner.style.zIndex = 10001;
this.prevButton = document.createElement('button');
this.prevButton.innerText = '<';
this.prevButton.style.position = 'absolute';
this.prevButton.style.left = '10px';
this.prevButton.style.backgroundColor = 'rgba(0, 0, 0, 0.6)';
this.prevButton.style.color = 'white';
this.prevButton.style.fontSize = '24px';
this.prevButton.style.border = 'none';
this.prevButton.style.borderRadius = '50%';
this.prevButton.style.width = '40px';
this.prevButton.style.height = '40px';
this.prevButton.style.cursor = 'pointer';
this.prevButton.style.display = 'flex';
this.prevButton.style.alignItems = 'center';
this.prevButton.style.justifyContent = 'center';
this.prevButton.style.boxShadow = '0px 4px 8px rgba(0, 0, 0, 0.6)';
this.prevButton.style.transition = 'background-color 0.3s, transform 0.3s';
this.nextButton = document.createElement('button');
this.nextButton.innerText = '>';
this.nextButton.style.position = 'absolute';
this.nextButton.style.right = '10px';
this.nextButton.style.backgroundColor = 'rgba(0, 0, 0, 0.6)';
this.nextButton.style.color = 'white';
this.nextButton.style.fontSize = '24px';
this.nextButton.style.border = 'none';
this.nextButton.style.borderRadius = '50%';
this.nextButton.style.width = '40px';
this.nextButton.style.height = '40px';
this.nextButton.style.cursor = 'pointer';
this.nextButton.style.display = 'flex';
this.nextButton.style.alignItems = 'center';
this.nextButton.style.justifyContent = 'center';
this.nextButton.style.boxShadow = '0px 4px 8px rgba(0, 0, 0, 0.6)';
this.nextButton.style.transition = 'background-color 0.3s, transform 0.3s';
this.closeButton = document.createElement('button');
this.closeButton.innerText = '✕';
this.closeButton.style.position = 'absolute';
this.closeButton.style.top = '80px';
this.closeButton.style.right = '10px';
this.closeButton.style.backgroundColor = 'rgba(0, 0, 0, 0.8)';
this.closeButton.style.color = 'white';
this.closeButton.style.fontSize = '20px';
this.closeButton.style.border = 'none';
this.closeButton.style.borderRadius = '50%';
this.closeButton.style.width = '40px';
this.closeButton.style.height = '40px';
this.closeButton.style.cursor = 'pointer';
this.closeButton.style.zIndex = 10001;
this.infoText = document.createElement('div');
this.infoText.style.position = 'absolute';
this.infoText.style.bottom = '10px';
this.infoText.style.right = '10px';
this.infoText.style.color = 'white';
this.infoText.style.fontSize = '16px';
this.infoText.style.backgroundColor = 'rgba(0, 0, 0, 0.5)';
this.infoText.style.padding = '5px';
this.infoText.style.borderRadius = '5px';
this.infoText.style.zIndex = 10001;
this.updateImage();
this.prevButton.addEventListener('click', () => this.changeImage(-1));
this.nextButton.addEventListener('click', () => this.changeImage(1));
this.closeButton.addEventListener('click', () => this.closeViewer());
this.overlay.addEventListener('click', (event) => {
if (event.target === this.overlay) {
this.closeViewer();
}
});
this.imgElement.addEventListener('click', () => {
window.open(this.images[this.currentIndex].href, '_blank');
});
this.overlay.appendChild(this.imgElement);
this.overlay.appendChild(this.spinner);
this.overlay.appendChild(this.prevButton);
this.overlay.appendChild(this.nextButton);
this.overlay.appendChild(this.closeButton);
this.overlay.appendChild(this.infoText);
document.body.appendChild(this.overlay);
}
updateImage() {
let originalSrc = this.images[this.currentIndex].href;
this.imgElement.src = originalSrc;
this.infoText.textContent = `${this.currentIndex + 1} / ${this.images.length}`;
this.imgElement.onload = () => {
this.imgElement.style.opacity = 1;
this.spinner.style.display = 'none';
};
this.imgElement.onerror = () => this.handleImageError();
}
handleImageError() {
let miniUrl = this.images[this.currentIndex].querySelector('img').getAttribute('src');
let updatedUrl = miniUrl.replace('/minis/', '/fichiers/').replace('.png', '.jpg');
this.imgElement.src = updatedUrl;
this.imgElement.onerror = () => {
let secondTryUrl = miniUrl.replace('/minis/', '/fichiers/').replace('.jpg', '.png');
this.imgElement.src = secondTryUrl;
this.imgElement.onerror = () => {
this.imgElement.src = miniUrl;
this.imgElement.onerror = () => {
// alert("L'image n'a pas pu être chargée. Passons à la suivante.");
// this.changeImage(1);
};
};
};
}
changeImage(direction) {
this.currentIndex = (this.currentIndex + direction + this.images.length) % this.images.length;
this.imgElement.style.opacity = 0;
this.spinner.style.display = 'block';
this.updateImage();
}
closeViewer() {
document.body.removeChild(this.overlay);
}
}
const style = document.createElement('style');
style.textContent = `
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}
`;
document.head.appendChild(style);
// Fonction pour ajouter les listeners
function addListeners() {
document.querySelectorAll('.txt-msg a').forEach(link => {
link.addEventListener('click', function(event) {
// event.stopImmediatePropagation(); // Arrête la propagation de l'événement
console.log("click détecté");
const imgElement = this.querySelector('img');
if (imgElement) {
event.preventDefault();
console.log("Image détectée, ouverture du visualiseur");
const images = Array.from(this.closest('.txt-msg').querySelectorAll('a')).filter(imgLink => imgLink.querySelector('img'));
const currentIndex = images.indexOf(this);
new ImageViewer(images, currentIndex);
} else {
console.log("Pas une image, lien laissé intact : " + this.href);
}
}, true);
});
}
// MutationObserver pour surveiller les changements dans le DOM
const observer = new MutationObserver(() => {
addListeners();
});
const targetNode = document.querySelector('#page-messages-forum');
const config = { childList: true, subtree: true };
if (targetNode) {
observer.observe(targetNode, config);
}
addListeners();
})();