补充主题静态资源与归档模板
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/**
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* AKSRT Enhancements — 全局 UI 增强
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*
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* 包含：Toast 通知、图片灯箱、滚动方向感知
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*
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* @package AKSRT
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*/
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(function () {
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'use strict';
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/* ============================================================
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* 1. Toast 通知系统
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* ============================================================ */
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var toastContainer = null;
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function ensureToastContainer() {
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if (!toastContainer || !document.body.contains(toastContainer)) {
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toastContainer = document.createElement('div');
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toastContainer.className = 'aksrt-toast-container';
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document.body.appendChild(toastContainer);
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}
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return toastContainer;
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}
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/**
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* 显示 Toast 通知
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*
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* @param {string} message 消息文本
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* @param {string} type 类型: success, info, warning, danger/error, loading
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* @param {number} duration 显示时长(ms)，0 表示不自动关闭
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* @returns {Object} { dismiss: Function, update: Function }
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*/
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function showToast(message, type, duration) {
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type = type || 'success';
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if (type === 'error') type = 'danger';
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duration = duration !== undefined ? duration : 3500;
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if (duration > 0 && duration < 100) duration = duration * 1000;
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var container = ensureToastContainer();
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var icons = {
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success: 'fas fa-check-circle',
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info: 'fas fa-bell',
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warning: 'fas fa-exclamation-circle',
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danger: 'fas fa-times-circle',
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loading: 'fas fa-spinner',
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};
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var el = document.createElement('div');
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el.className = 'aksrt-toast aksrt-toast--' + type;
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el.innerHTML =
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'<span class="aksrt-toast__icon"><i class="' + (icons[type] || icons.info) + '"></i></span>' +
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'<span class="aksrt-toast__text">' + message + '</span>';
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container.appendChild(el);
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var timer = null;
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function dismiss() {
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if (timer) clearTimeout(timer);
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el.classList.add('is-dismissing');
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setTimeout(function () {
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if (el.parentNode) el.remove();
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}, 300);
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}
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function update(newMessage, newType) {
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if (newType) {
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el.className = 'aksrt-toast aksrt-toast--' + newType;
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var iconEl = el.querySelector('.aksrt-toast__icon i');
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if (iconEl) iconEl.className = icons[newType] || icons.info;
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}
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var textEl = el.querySelector('.aksrt-toast__text');
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if (textEl) textEl.textContent = newMessage;
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if (newType !== 'loading' && duration > 0) {
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if (timer) clearTimeout(timer);
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timer = setTimeout(dismiss, duration);
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}
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}
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el.addEventListener('click', dismiss);
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if (type !== 'loading' && duration > 0) {
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timer = setTimeout(dismiss, duration);
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}
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return { dismiss: dismiss, update: update };
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}
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// 暴露到全局
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window.AksrtToast = showToast;
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/* ============================================================
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* 2. 图片灯箱 — zoom / thumbnails / slideshow / fullscreen /
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* mousewheel / origin animation / smart download
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* ============================================================ */
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var lightboxEl = null;
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var lightboxImg = null;
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var lightboxCaption = null;
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var lightboxCounter = null;
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var lightboxThumbsWrap = null;
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var currentGallery = [];
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var currentIndex = 0;
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var currentZoom = 1;
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var autoplayTimer = null;
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var isAutoplay = false;
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var EXCLUDE_SEL = '.no-imgbox,.no-lightbox,.avatar,.img-icon,.avatar-badge,.smilie-icon,.aksrt-avatar,.aksrt-lazy-skeleton';
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var TRIGGER_SEL = '.entry-content img, .wp-posts-content img, .aksrt-lightbox-trigger img, [data-aksrt-lightbox] img, .imgbox-container img, .comment-content .box-img img, a[data-imgbox] img';
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var CONTAINER_SEL = '.entry-content, .wp-posts-content, .aksrt-lightbox-trigger, [data-aksrt-lightbox], .imgbox-container, .comment-content';
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var MAX_ZOOM_DESKTOP = 2;
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var MAX_ZOOM_MOBILE = 3;
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function resolveFullUrl(img) {
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var full = img.getAttribute('data-full-url') || img.getAttribute('data-src') || '';
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if (full) return full;
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var src = img.src || '';
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// thumbnail → original: strip -NNNxNNN suffix
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return src.replace(/-\d+x\d+(\.[a-z]+)$/i, '$1');
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}
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function isNoLightbox(img) {
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if (img.closest(EXCLUDE_SEL)) return true;
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// parent anchor that does NOT point to an image
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var parentA = img.closest('a');
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if (parentA) {
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var href = parentA.getAttribute('href') || '';
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if (href && !/\.(jpe?g|png|gif|webp|avif|svg|bmp)(\?|$)/i.test(href) && !parentA.hasAttribute('data-imgbox')) {
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return true;
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}
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}
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return false;
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}
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function createLightbox() {
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if (lightboxEl) return;
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lightboxEl = document.createElement('div');
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lightboxEl.className = 'aksrt-lightbox';
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lightboxEl.innerHTML =
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'<div class="aksrt-lightbox__toolbar">' +
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'<span class="aksrt-lightbox__counter"></span>' +
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'<button type="button" class="aksrt-lightbox__tool toggle-zoom" title="缩放"><i class="fas fa-search-plus"></i></button>' +
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'<button type="button" class="aksrt-lightbox__tool toggle-thumbs" title="缩略图"><i class="fas fa-th"></i></button>' +
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'<button type="button" class="aksrt-lightbox__tool toggle-play" title="幻灯片"><i class="fas fa-play"></i></button>' +
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'<button type="button" class="aksrt-lightbox__tool toggle-full" title="全屏"><i class="fas fa-expand"></i></button>' +
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'<button type="button" class="aksrt-lightbox__tool aksrt-lightbox__download" title="下载"><i class="fas fa-download"></i></button>' +
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'<button type="button" class="aksrt-lightbox__tool aksrt-lightbox__close" title="关闭"><i class="fas fa-times"></i></button>' +
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'</div>' +
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'<button type="button" class="aksrt-lightbox__nav aksrt-lightbox__nav--prev" aria-label="上一张"><i class="fas fa-chevron-left"></i></button>' +
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'<div class="aksrt-lightbox__stage"><img class="aksrt-lightbox__img" src="" alt=""></div>' +
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'<button type="button" class="aksrt-lightbox__nav aksrt-lightbox__nav--next" aria-label="下一张"><i class="fas fa-chevron-right"></i></button>' +
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'<div class="aksrt-lightbox__caption"></div>' +
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'<div class="aksrt-lightbox__thumbs" hidden></div>';
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document.body.appendChild(lightboxEl);
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lightboxImg = lightboxEl.querySelector('.aksrt-lightbox__img');
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lightboxCaption = lightboxEl.querySelector('.aksrt-lightbox__caption');
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lightboxCounter = lightboxEl.querySelector('.aksrt-lightbox__counter');
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lightboxThumbsWrap = lightboxEl.querySelector('.aksrt-lightbox__thumbs');
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// Close
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lightboxEl.querySelector('.aksrt-lightbox__close').addEventListener('click', function (e) { e.stopPropagation(); closeLightbox(); });
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lightboxEl.addEventListener('click', function (e) { if (e.target === lightboxEl || e.target.classList.contains('aksrt-lightbox__stage')) closeLightbox(); });
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// Nav
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lightboxEl.querySelector('.aksrt-lightbox__nav--prev').addEventListener('click', function (e) { e.stopPropagation(); navigateLightbox(-1); });
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lightboxEl.querySelector('.aksrt-lightbox__nav--next').addEventListener('click', function (e) { e.stopPropagation(); navigateLightbox(1); });
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// Keyboard
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document.addEventListener('keydown', function (e) {
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if (!lightboxEl.classList.contains('is-open')) return;
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if (e.key === 'Escape') closeLightbox();
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if (e.key === 'ArrowLeft') navigateLightbox(-1);
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if (e.key === 'ArrowRight') navigateLightbox(1);
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});
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// Mousewheel nav
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lightboxEl.addEventListener('wheel', function (e) {
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if (!lightboxEl.classList.contains('is-open')) return;
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if (currentZoom > 1) return; // don't nav when zoomed
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e.preventDefault();
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if (e.deltaY > 0) navigateLightbox(1);
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else navigateLightbox(-1);
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}, { passive: false });
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// Image click → toggle zoom
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lightboxImg.addEventListener('click', function (e) { e.stopPropagation(); toggleZoom(); });
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// Double-click → zoom in
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lightboxImg.addEventListener('dblclick', function (e) {
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e.stopPropagation();
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var maxZoom = window.innerWidth < 768 ? MAX_ZOOM_MOBILE : MAX_ZOOM_DESKTOP;
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if (currentZoom < maxZoom) setZoom(maxZoom);
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else setZoom(1);
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});
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// Pinch zoom (mobile)
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var pinchStart = 0;
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lightboxEl.addEventListener('touchstart', function (e) {
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if (e.touches.length === 2) {
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pinchStart = Math.hypot(
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e.touches[1].clientX - e.touches[0].clientX,
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e.touches[1].clientY - e.touches[0].clientY
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);
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}
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}, { passive: true });
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lightboxEl.addEventListener('touchmove', function (e) {
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if (e.touches.length === 2 && pinchStart > 0) {
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var dist = Math.hypot(
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e.touches[1].clientX - e.touches[0].clientX,
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e.touches[1].clientY - e.touches[0].clientY
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);
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var maxZoom = window.innerWidth < 768 ? MAX_ZOOM_MOBILE : MAX_ZOOM_DESKTOP;
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var newZoom = Math.min(maxZoom, Math.max(1, currentZoom * (dist / pinchStart)));
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setZoom(newZoom);
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pinchStart = dist;
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}
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}, { passive: true });
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lightboxEl.addEventListener('touchend', function () { pinchStart = 0; }, { passive: true });
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// Touch swipe/pull-dismiss (skip when zoomed)
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var touchStartY = 0, touchStartX = 0, isSwiping = false;
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lightboxEl.addEventListener('touchstart', function (e) {
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if (e.touches.length !== 1 || currentZoom > 1.05) return;
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touchStartY = e.touches[0].clientY;
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touchStartX = e.touches[0].clientX;
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isSwiping = false;
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}, { passive: true });
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lightboxEl.addEventListener('touchmove', function (e) {
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if (e.touches.length !== 1 || currentZoom > 1.05) return;
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var dy = e.touches[0].clientY - touchStartY;
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var dx = e.touches[0].clientX - touchStartX;
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if (Math.abs(dy) > Math.abs(dx) && dy > 30) {
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isSwiping = true;
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var opacity = Math.max(0.2, (150 - dy) / 80);
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lightboxImg.style.transform = 'translate3d(0, ' + dy + 'px, 0) scale(' + currentZoom + ')';
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lightboxImg.style.opacity = String(Math.min(1, opacity));
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}
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}, { passive: true });
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lightboxEl.addEventListener('touchend', function () {
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if (isSwiping) {
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closeLightbox();
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lightboxImg.style.transform = '';
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lightboxImg.style.opacity = '';
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}
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isSwiping = false;
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}, { passive: true });
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// Download
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lightboxEl.querySelector('.aksrt-lightbox__download').addEventListener('click', function (e) {
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e.stopPropagation();
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var item = currentGallery[currentIndex];
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if (!item || !item.src) return;
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var a = document.createElement('a');
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var fullSrc = item.fullSrc || item.src;
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a.href = fullSrc;
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a.download = fullSrc.substring(fullSrc.lastIndexOf('/') + 1) || 'image';
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document.body.appendChild(a);
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a.click();
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a.remove();
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});
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// Zoom button
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lightboxEl.querySelector('.toggle-zoom').addEventListener('click', function (e) { e.stopPropagation(); toggleZoom(); });
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// Thumbnails toggle
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lightboxEl.querySelector('.toggle-thumbs').addEventListener('click', function (e) {
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e.stopPropagation();
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lightboxThumbsWrap.hidden = !lightboxThumbsWrap.hidden;
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});
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// Slideshow toggle
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lightboxEl.querySelector('.toggle-play').addEventListener('click', function (e) {
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e.stopPropagation();
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toggleAutoplay();
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});
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// Fullscreen
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lightboxEl.querySelector('.toggle-full').addEventListener('click', function (e) {
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e.stopPropagation();
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toggleFullscreen();
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});
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document.addEventListener('fullscreenchange', function () {
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var icon = lightboxEl.querySelector('.toggle-full i');
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if (document.fullscreenElement) {
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lightboxEl.classList.add('full-screen');
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icon.className = 'fas fa-compress';
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} else {
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lightboxEl.classList.remove('full-screen');
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icon.className = 'fas fa-expand';
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}
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});
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}
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function setZoom(z) {
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currentZoom = z;
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lightboxImg.style.transform = 'scale(' + z + ')';
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lightboxEl.classList.toggle('is-zoomed', z > 1);
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}
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function toggleZoom() {
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var maxZoom = window.innerWidth < 768 ? MAX_ZOOM_MOBILE : MAX_ZOOM_DESKTOP;
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setZoom(currentZoom > 1 ? 1 : maxZoom);
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}
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function toggleAutoplay() {
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var icon = lightboxEl.querySelector('.toggle-play i');
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if (isAutoplay) {
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clearInterval(autoplayTimer);
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isAutoplay = false;
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icon.className = 'fas fa-play';
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} else {
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if (currentGallery.length < 2) return;
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isAutoplay = true;
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icon.className = 'fas fa-pause';
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autoplayTimer = setInterval(function () { navigateLightbox(1); }, 3000);
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}
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}
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function toggleFullscreen() {
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var rfs = lightboxEl.requestFullscreen || lightboxEl.webkitRequestFullscreen || lightboxEl.msRequestFullscreen;
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if (document.fullscreenElement || document.webkitFullscreenElement) {
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(document.exitFullscreen || document.webkitExitFullscreen || document.msExitFullscreen).call(document);
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} else if (rfs) {
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rfs.call(lightboxEl);
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}
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}
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function buildThumbnails() {
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if (!lightboxThumbsWrap) return;
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lightboxThumbsWrap.innerHTML = '';
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currentGallery.forEach(function (item, i) {
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var thumb = document.createElement('img');
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thumb.src = item.src;
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thumb.className = 'aksrt-lightbox__thumb' + (i === currentIndex ? ' is-active' : '');
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thumb.addEventListener('click', function (e) {
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e.stopPropagation();
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showLightboxImage(i);
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});
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lightboxThumbsWrap.appendChild(thumb);
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});
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}
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function syncThumbActive() {
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if (!lightboxThumbsWrap) return;
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var thumbs = lightboxThumbsWrap.querySelectorAll('.aksrt-lightbox__thumb');
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thumbs.forEach(function (t, i) { t.classList.toggle('is-active', i === currentIndex); });
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var active = thumbs[currentIndex];
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if (active) active.scrollIntoView({ inline: 'center', block: 'nearest', behavior: 'smooth' });
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}
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function openLightbox(src, caption, gallery, index, originEl) {
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createLightbox();
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currentGallery = gallery || [{ src: src, caption: caption || '' }];
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currentIndex = index || 0;
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currentZoom = 1;
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// Origin animation
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if (originEl) {
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var rect = originEl.getBoundingClientRect();
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lightboxEl.style.setProperty('--imgbox-origin-top', (rect.top + rect.height / 2) + 'px');
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lightboxEl.style.setProperty('--imgbox-origin-left', (rect.left + rect.width / 2) + 'px');
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lightboxEl.classList.add('from-origin');
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} else {
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lightboxEl.classList.remove('from-origin');
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}
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showLightboxImage(currentIndex);
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buildThumbnails();
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lightboxEl.classList.add('is-open');
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document.body.style.overflow = 'hidden';
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lightboxEl.dispatchEvent(new CustomEvent('aksrt:lightbox-open', { bubbles: true }));
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}
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function showLightboxImage(index) {
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if (index < 0) index = currentGallery.length - 1;
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if (index >= currentGallery.length) index = 0;
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currentIndex = index;
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setZoom(1);
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var item = currentGallery[currentIndex];
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lightboxImg.src = item.fullSrc || item.src;
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lightboxImg.alt = item.caption || '';
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lightboxCaption.textContent = item.caption || '';
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lightboxCaption.style.display = item.caption ? '' : 'none';
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if (currentGallery.length > 1) {
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lightboxCounter.textContent = (currentIndex + 1) + ' / ' + currentGallery.length;
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lightboxCounter.style.display = '';
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} else {
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lightboxCounter.style.display = 'none';
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}
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syncThumbActive();
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}
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function navigateLightbox(dir) {
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showLightboxImage(currentIndex + dir);
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}
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function closeLightbox() {
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if (!lightboxEl) return;
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if (isAutoplay) toggleAutoplay();
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lightboxEl.classList.remove('is-open', 'is-zoomed', 'from-origin');
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document.body.style.overflow = '';
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lightboxThumbsWrap.hidden = true;
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if (document.fullscreenElement) {
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(document.exitFullscreen || document.webkitExitFullscreen || document.msExitFullscreen).call(document);
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}
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}
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// Auto-bind: expanded trigger scope + exclusion rules
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function initLightbox() {
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document.addEventListener('click', function (e) {
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// Also support a[data-imgbox]
|
||||
var anchor = e.target.closest('a[data-imgbox]');
|
||||
if (anchor) {
|
||||
e.preventDefault();
|
||||
var href = anchor.getAttribute('href') || anchor.getAttribute('data-imgbox');
|
||||
openLightbox(href, '', [{ src: href, fullSrc: href, caption: '' }], 0, anchor);
|
||||
return;
|
||||
}
|
||||
|
||||
var img = e.target.closest(TRIGGER_SEL);
|
||||
if (!img) return;
|
||||
if (img.width < 100 || img.height < 100) return;
|
||||
if (isNoLightbox(img)) return;
|
||||
|
||||
e.preventDefault();
|
||||
|
||||
var container = img.closest(CONTAINER_SEL);
|
||||
if (!container) return;
|
||||
|
||||
var allImages = container.querySelectorAll('img');
|
||||
var gallery = [];
|
||||
var foundIndex = 0;
|
||||
|
||||
allImages.forEach(function (el) {
|
||||
if (el.width < 100 || el.height < 100) return;
|
||||
if (isNoLightbox(el)) return;
|
||||
var full = resolveFullUrl(el);
|
||||
var caption = el.alt || '';
|
||||
var figcaption = el.closest('figure') ? el.closest('figure').querySelector('figcaption') : null;
|
||||
if (figcaption) caption = figcaption.textContent;
|
||||
gallery.push({ src: el.dataset.src || el.src, fullSrc: full, caption: caption });
|
||||
if (el === img) foundIndex = gallery.length - 1;
|
||||
});
|
||||
|
||||
if (gallery.length > 0) {
|
||||
openLightbox(img.dataset.src || img.src, img.alt, gallery, foundIndex, img);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
// 暴露到全局
|
||||
window.AksrtLightbox = {
|
||||
open: openLightbox,
|
||||
close: closeLightbox,
|
||||
};
|
||||
|
||||
/* ============================================================
|
||||
* 3. 滚动方向感知
|
||||
* ============================================================ */
|
||||
// Scroll direction is now handled by aksrt-runtime.js body scroll bus
|
||||
// (body.scroll-down / body.scroll-up / body.body-scroll).
|
||||
// This stub syncs the legacy aksrt-* prefixed classes for backward compat.
|
||||
function initScrollDirection() {
|
||||
var body = document.body;
|
||||
|
||||
function sync() {
|
||||
body.classList.toggle('aksrt-body-scroll', body.classList.contains('body-scroll'));
|
||||
body.classList.toggle('aksrt-scroll-down', body.classList.contains('scroll-down'));
|
||||
body.classList.toggle('aksrt-scroll-up', body.classList.contains('scroll-up'));
|
||||
|
||||
body.classList.add('aksrt-scrolling');
|
||||
clearTimeout(body._aksrtScrollTimer);
|
||||
body._aksrtScrollTimer = setTimeout(function () {
|
||||
body.classList.remove('aksrt-scrolling');
|
||||
}, 300);
|
||||
}
|
||||
|
||||
function onScroll() {
|
||||
requestAnimationFrame(sync);
|
||||
}
|
||||
|
||||
window.addEventListener('scroll', onScroll, { passive: true });
|
||||
}
|
||||
|
||||
/* ============================================================
|
||||
* 4. 导航溢出自动折叠
|
||||
* 菜单项超出容器宽度时折叠进「更多」下拉
|
||||
* ============================================================ */
|
||||
function initNavOverflow() {
|
||||
var nav = document.querySelector('.site-nav .nav-menu, .site-nav .primary-nav, .header-nav__menu');
|
||||
if (!nav) return;
|
||||
|
||||
// 创建「更多」按钮
|
||||
var moreLi = document.createElement('li');
|
||||
moreLi.className = 'nav-item aksrt-nav-more';
|
||||
moreLi.style.display = 'none';
|
||||
moreLi.innerHTML =
|
||||
'<button type="button" class="aksrt-nav-more__btn" aria-haspopup="true" aria-expanded="false">更多 <i class="fas fa-caret-down"></i></button>' +
|
||||
'<ul class="aksrt-nav-more__dropdown"></ul>';
|
||||
nav.appendChild(moreLi);
|
||||
|
||||
var moreBtn = moreLi.querySelector('.aksrt-nav-more__btn');
|
||||
var dropdown = moreLi.querySelector('.aksrt-nav-more__dropdown');
|
||||
|
||||
moreBtn.addEventListener('click', function (e) {
|
||||
e.stopPropagation();
|
||||
var open = dropdown.classList.toggle('is-open');
|
||||
moreBtn.setAttribute('aria-expanded', open ? 'true' : 'false');
|
||||
});
|
||||
|
||||
document.addEventListener('click', function () {
|
||||
dropdown.classList.remove('is-open');
|
||||
moreBtn.setAttribute('aria-expanded', 'false');
|
||||
});
|
||||
|
||||
function checkOverflow() {
|
||||
var items = Array.from(nav.children).filter(function (el) {
|
||||
return !el.classList.contains('aksrt-nav-more');
|
||||
});
|
||||
|
||||
// 重置：把所有项移回原位
|
||||
while (dropdown.firstChild) {
|
||||
var li = dropdown.firstChild;
|
||||
nav.insertBefore(li, moreLi);
|
||||
}
|
||||
moreLi.style.display = 'none';
|
||||
|
||||
var navWidth = nav.clientWidth;
|
||||
var moreWidth = 80; // 预留「更多」按钮宽度
|
||||
var usedWidth = 0;
|
||||
var overflowItems = [];
|
||||
|
||||
items.forEach(function (item) {
|
||||
usedWidth += item.offsetWidth;
|
||||
if (usedWidth + moreWidth > navWidth) {
|
||||
overflowItems.push(item);
|
||||
}
|
||||
});
|
||||
|
||||
if (overflowItems.length > 0) {
|
||||
moreLi.style.display = '';
|
||||
overflowItems.forEach(function (item) {
|
||||
dropdown.appendChild(item);
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
// ResizeObserver 监听（避免 resize 抖动）
|
||||
if ('ResizeObserver' in window) {
|
||||
var timer = null;
|
||||
var ro = new ResizeObserver(function () {
|
||||
if (timer) clearTimeout(timer);
|
||||
timer = setTimeout(checkOverflow, 100);
|
||||
});
|
||||
ro.observe(nav);
|
||||
} else {
|
||||
window.addEventListener('resize', checkOverflow, { passive: true });
|
||||
}
|
||||
|
||||
// 初始检测
|
||||
checkOverflow();
|
||||
}
|
||||
|
||||
/* ============================================================
|
||||
* 初始化入口
|
||||
* ============================================================ */
|
||||
document.addEventListener('DOMContentLoaded', function () {
|
||||
initLightbox();
|
||||
initScrollDirection();
|
||||
initNavOverflow();
|
||||
});
|
||||
|
||||
})();
|
||||
Reference in new issue
Block a user