// ==UserScript==
// @name DCInside 자짤 차단기
// @namespace http://tampermonkey.net/
// @version 0.5
// @description 자짤 숨기기
// @match *://gall.dcinside.com/*
// @grant none
// @license MIT
// @run-at document-start
// ==/UserScript==
(function () {
'use strict';
// ----- 스타일 (동일) -----
const style = document.createElement('style');
style.textContent = `
img[src*="viewimage.php"] { display: none !important; }
img[srcset*="viewimage.php"] { display: none !important; }
img[data-src*="viewimage.php"] { display: none !important; }
picture > source[srcset*="viewimage.php"] ~ img { display: none !important; }
img[src*="viewimage.php"][data-fileno],
img[srcset*="viewimage.php"][data-fileno],
img[data-src*="viewimage.php"][data-fileno],
img[src*="viewimage.php"][data-tempno],
img[srcset*="viewimage.php"][data-tempno],
img[data-src*="viewimage.php"][data-tempno],
img[src*="viewimage.php"][onclick*="imgPop"],
img[srcset*="viewimage.php"][onclick*="imgPop"],
img[data-src*="viewimage.php"][onclick*="imgPop"],
img[src*="viewimage.php"][data-original],
img[srcset*="viewimage.php"][data-original],
img[data-src*="viewimage.php"][data-original] { display: block !important; }
img.dcij-show { display: block !important; }
.dcij-wrap { position: relative; display: inline-block; max-width: 100%; }
.dcij-toggle {
padding: 4px 8px;
font-size: 12px;
line-height: 1;
border: 1px solid rgba(0,0,0,.15);
background: rgba(255,255,255,.95);
border-radius: 6px;
cursor: pointer;
user-select: none;
box-shadow: 0 1px 3px rgba(0,0,0,.08);
transition: opacity .2s;
}
.dcij-toggle[data-state="hidden"]::after { content: "보기"; }
.dcij-toggle[data-state="visible"]::after { content: "숨기기"; }
/* 숨김: 버튼은 흐름(static), 항상 보임 */
.dcij-wrap[data-state="hidden"] .dcij-toggle {
position: static;
display: inline-block;
margin: 4px 0 8px 0;
opacity: 1;
}
/* 보기: 버튼은 이미지 내부 좌상단, 호버시에만 보임 */
.dcij-wrap[data-state="visible"] .dcij-toggle {
position: absolute;
top: 8px; left: 8px;
margin: 0;
z-index: 2147483647;
opacity: 0;
}
.dcij-wrap[data-state="visible"]:hover .dcij-toggle { opacity: 1; }
`;
(document.head || document.documentElement).insertBefore(
style, (document.head || document.documentElement).firstChild
);
const BLOCK_IMG = [
'img[src*="viewimage.php"]',
'img[srcset*="viewimage.php"]',
'img[data-src*="viewimage.php"]',
'picture > source[srcset*="viewimage.php"] ~ img'
].join(',');
const EXEMPT_IMG = 'img[data-fileno], img[data-tempno], img[onclick*="imgPop"], img[data-original]';
const isExempt = (img) => img.matches(EXEMPT_IMG);
// ====== 루프 방지용 가드 ======
let MUTATING = 0;
const guard = (fn) => (...args) => { MUTATING++; try { return fn(...args); } finally { MUTATING--; } };
function ensureWrap(node) {
let wrap = node.closest?.('.dcij-wrap');
if (wrap) return wrap;
const parent = node.parentNode;
if (!parent) return null;
wrap = document.createElement('span');
wrap.className = 'dcij-wrap';
wrap.setAttribute('data-state', 'hidden');
parent.insertBefore(wrap, node);
wrap.appendChild(node);
return wrap;
}
const unhideAncestorsFor = guard(function (wrap, img, turnOn) {
let el = img;
while (el && el !== wrap.parentElement && el !== document.documentElement) {
const cs = window.getComputedStyle(el);
if (turnOn) {
if (cs.display === 'none' && el.dataset.dcijUnhid !== '1') {
el.dataset.dcijPrevDisplay = el.style.display || '';
el.dataset.dcijUnhid = '1';
el.style.display = 'block';
}
} else {
if (el.dataset.dcijUnhid === '1') {
el.style.display = el.dataset.dcijPrevDisplay || '';
delete el.dataset.dcijPrevDisplay;
delete el.dataset.dcijUnhid;
}
}
el = el.parentElement;
}
});
const toggleWrap = guard(function (wrap, toShow) {
const imgs = wrap.querySelectorAll('img');
if (toShow) {
imgs.forEach(img => {
if (img.loading === 'lazy') img.loading = 'eager';
if (img.dataset?.src && !img.src) img.src = img.dataset.src;
img.classList.add('dcij-show');
unhideAncestorsFor(wrap, img, true);
});
wrap.setAttribute('data-state', 'visible');
wrap.querySelector('.dcij-toggle')?.setAttribute('data-state', 'visible');
} else {
imgs.forEach(img => {
img.classList.remove('dcij-show');
unhideAncestorsFor(wrap, img, false);
});
wrap.setAttribute('data-state', 'hidden');
wrap.querySelector('.dcij-toggle')?.setAttribute('data-state', 'hidden');
}
});
function addToggleButton(img) {
if (img.dataset.dcijBtn === '1') return;
const wrap = ensureWrap(img);
if (!wrap) return;
const btn = document.createElement('button');
btn.type = 'button';
btn.className = 'dcij-toggle';
btn.setAttribute('aria-label', '가린 이미지 보기/숨기기');
const hiddenNow = !img.classList.contains('dcij-show');
btn.setAttribute('data-state', hiddenNow ? 'hidden' : 'visible');
wrap.setAttribute('data-state', hiddenNow ? 'hidden' : 'visible');
btn.addEventListener('click', (e) => {
e.stopPropagation();
const toShow = btn.getAttribute('data-state') === 'hidden';
toggleWrap(wrap, toShow);
});
guard(() => wrap.appendChild(btn))();
img.dataset.dcijBtn = '1';
}
const tagHidden = guard(function (img) {
img.classList.add('dcij-hidden');
});
function processImg(img) {
if (!img || img.nodeName !== 'IMG') return;
if (isExempt(img)) {
guard(() => {
img.classList.remove('dcij-hidden', 'dcij-show');
const w = ensureWrap(img);
if (w) toggleWrap(w, true);
})();
return;
}
tagHidden(img);
addToggleButton(img);
}
function scan(root = document) {
root.querySelectorAll(BLOCK_IMG).forEach(processImg);
}
// ====== 옵저버 (style/class 제외) ======
const mo = new MutationObserver((muts) => {
if (MUTATING) return; // 우리가 수정 중이면 무시
for (const m of muts) {
if (m.type === 'childList') {
m.addedNodes.forEach((n) => {
if (n.nodeType !== 1) return;
if (n.matches?.(BLOCK_IMG)) processImg(n);
else scan(n);
});
} else if (m.type === 'attributes') {
const el = m.target;
if (!el.matches) continue;
if (el.matches(BLOCK_IMG)) processImg(el);
if (el.matches('img')) {
if (isExempt(el)) {
guard(() => {
el.classList.remove('dcij-hidden', 'dcij-show');
const w = ensureWrap(el);
if (w) toggleWrap(w, true);
})();
} else if (
el.src?.includes('viewimage.php') ||
el.getAttribute('srcset')?.includes('viewimage.php') ||
el.getAttribute('data-src')?.includes('viewimage.php')
) {
tagHidden(el);
addToggleButton(el);
}
}
}
}
});
mo.observe(document.documentElement, {
childList: true,
subtree: true,
// ★ style/class 제거: 무한 루프 방지
attributes: true,
attributeFilter: ['src','srcset','data-src','data-fileno','data-tempno','onclick','data-original']
});
scan();
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', () => scan(), { once: true });
}
})();
