server auth

apps/server/internal/httpserver/static/cache.js

@@ -5,6 +5,7 @@
   const STORE_CONTENT = "content";
   const STORE_PAGES = "pages";
   const STORE_PENDING_EDITS = "pending_edits";
+  const CACHE_ENTRY_LIMIT = 100;
 
   function openDB() {
     return new Promise(function (resolve, reject) {
@@ -39,6 +40,27 @@
     return path.replace(/\/$/, "") || "/";
   }
 
+  function pruneStore(store, limit) {
+    const request = store.getAll();
+    request.onsuccess = function () {
+      const records = request.result || [];
+      if (records.length <= limit) {
+        return;
+      }
+
+      records
+        .sort(function (a, b) {
+          return (a.cachedAt || 0) - (b.cachedAt || 0);
+        })
+        .slice(0, records.length - limit)
+        .forEach(function (record) {
+          if (record && record.path) {
+            store.delete(record.path);
+          }
+        });
+    };
+  }
+
   function cacheDocuments(documents) {
     return openDB().then(function (db) {
       return new Promise(function (resolve, reject) {
@@ -63,6 +85,7 @@
         const tx = db.transaction(STORE_CONTENT, "readwrite");
         const store = tx.objectStore(STORE_CONTENT);
         store.put({ path: path, html: html, title: title, cachedAt: Date.now() });
+        pruneStore(store, CACHE_ENTRY_LIMIT);
         tx.oncomplete = function () {
           resolve();
         };
@@ -117,6 +140,7 @@
           title: title,
           cachedAt: Date.now(),
         });
+        pruneStore(store, CACHE_ENTRY_LIMIT);
         tx.oncomplete = function () {
           resolve();
         };