Function fetchDirListingPngFiles

app.js:2886–2911

(dirHref)

}

async function fetchDirListingPngFiles(dirHref) {
  try {
    const res = await fetch(`${dirHref}?v=${Date.now()}`, { cache: "no-store" });
    if (!res.ok) return [];
    const text = await res.text();
    // Parse Apache/python http.server listings (simple HTML with <a href="...">)
    const doc = new DOMParser().parseFromString(text, "text/html");
    const anchors = Array.from(doc.querySelectorAll("a[href]"));
    const files = anchors
      .map((a) => a.getAttribute("href") || "")
      .filter((href) => href && !href.startsWith("?") && !href.startsWith("#"))
      .map((href) => href.replace(/\\/g, "/"))
      .filter((href) => href.toLowerCase().endsWith(".png"))
      // decode URL-encoded names from listing
      .map((href) => {
        try { return decodeURIComponent(href); } catch { return href; }
      })
      // drop any path segments, keep filename only
      .map((href) => (href.split("/").pop() || href).trim())
      .filter(Boolean);
    // Deduplicate
    return Array.from(new Set(files));
  } catch {
    return [];
  }
}

async function tryLoadIconsFromDirectoryListing() {
  // Try known size folders; if they don't exist or listing is disabled, we'll fall back.