asset reload HTTP 캐시 보강

2026-07-10 19:07:09 +09:00
parent 469bae4037
commit ba43b40fc1
2 changed files with 40 additions and 1 deletions
@@ -26,6 +26,45 @@
        return parsed.toString();
    }

+    function sameOriginUrl(url) {
+        try {
+            var parsed = new URL(url, window.location.href);
+            return parsed.origin === window.location.origin ? parsed : null;
+        } catch (e) {
+            return null;
+        }
+    }
+
+    function addAssetToken(element, attr, token) {
+        var current = element && element.getAttribute(attr);
+        var parsed = current ? sameOriginUrl(current) : null;
+        if (!parsed || parsed.searchParams.get('assetReload') === token) return;
+
+        parsed.searchParams.set('assetReload', token);
+        element.setAttribute(attr, parsed.pathname + parsed.search + parsed.hash);
+    }
+
+    function applyAssetToken(token) {
+        if (!token) return;
+
+        document.querySelectorAll('script[src]').forEach(function (element) {
+            addAssetToken(element, 'src', token);
+        });
+        document.querySelectorAll('link[href]').forEach(function (element) {
+            var rel = (element.getAttribute('rel') || '').toLowerCase();
+            if (rel.indexOf('stylesheet') === -1 && rel.indexOf('icon') === -1 && rel.indexOf('manifest') === -1) return;
+            addAssetToken(element, 'href', token);
+        });
+    }
+
+    var currentAssetToken = new URL(window.location.href).searchParams.get('assetReload') || '';
+    if (currentAssetToken) {
+        applyAssetToken(currentAssetToken);
+        new MutationObserver(function () {
+            applyAssetToken(currentAssetToken);
+        }).observe(document.documentElement, { childList: true, subtree: true });
+    }
+
    function deleteCaches() {
        if (!window.caches || !window.caches.keys) return Promise.resolve();