first commit

app/lib/ticketAttachments.js

@@ -0,0 +1,86 @@
+function e(e) {
+  if (
+    !/^(?:https?:\/\/|\/(?!\/)|\.\.?\/)/i.test(e) ||
+    /[\u0000-\u001f\u007f\\]/.test(e)
+  )
+    return !1;
+  try {
+    let t = new URL(e, `https://attachment.invalid/`);
+    return t.protocol === `http:` || t.protocol === `https:`;
+  } catch {
+    return !1;
+  }
+}
+function t(t) {
+  return (
+    !!t.href &&
+    e(t.href) &&
+    /\.(?:avif|bmp|gif|ico|jpe?g|png|webp)$/i.test(t.name)
+  );
+}
+function n(e, t) {
+  let n =
+    e
+      .split(`/`)
+      .at(-1)
+      ?.split(/\^|%5e/i)
+      .at(-1) || t;
+  try {
+    n = decodeURIComponent(n);
+  } catch {}
+  return n.split(`^`).at(-1) || t;
+}
+function r(t) {
+  return Array.isArray(t)
+    ? t.map((t, r) => {
+        let i = `附件 ${r + 1}`,
+          a = t && typeof t == `object` && !Array.isArray(t) ? t : null;
+        if (
+          typeof t != `string` &&
+          (!a ||
+            ![`url`, `name`, `save_name`].some((e) => typeof a[e] == `string`))
+        )
+          return {
+            name: `${i}（格式暂不支持）`,
+            href: null,
+          };
+        let o = typeof t == `string` ? t : a?.url,
+          s = typeof o == `string` ? o.trim() : ``,
+          c = typeof a?.name == `string` ? a.name.trim() : ``,
+          l = typeof a?.save_name == `string` ? a.save_name.trim() : ``,
+          u = c || (l ? n(l, i) : ``),
+          d =
+            l ||
+            (typeof o == `string` && !e(o) && !/[\\/:\u0000-\u001f]/.test(o)
+              ? o
+              : ``),
+          f = {
+            name: u || (d ? n(d, i) : `${i}（地址不可用）`),
+            href: null,
+            ...(d
+              ? {
+                  storageName: d,
+                }
+              : {}),
+          };
+        if (!e(s)) return f;
+        try {
+          let e = new URL(s, `https://attachment.invalid/`);
+          return e.protocol !== `http:` && e.protocol !== `https:`
+            ? f
+            : {
+                name: u || n(e.pathname, i),
+                href: s,
+                ...(d
+                  ? {
+                      storageName: d,
+                    }
+                  : {}),
+              };
+        } catch {
+          return f;
+        }
+      })
+    : [];
+}
+export { r as n, t };