ensure about:blank pages are never recorded!

- don't cache pageinfo if nothing added
- exclude about:blank / no-timestamp pageinfo from being added
fixes #314

Author: ikreymer

package.json

@@ -1,7 +1,7 @@
 {
   "name": "@webrecorder/archivewebpage",
   "productName": "ArchiveWeb.page",
-  "version": "0.15.8",
+  "version": "0.15.9",
   "main": "index.js",
   "description": "Create Web Archives directly in your browser",
   "repository": {

src/recorder.ts

@@ -368,7 +368,7 @@ class Recorder {
       }
 
       // @ts-expect-error - TS2339 - Property '_cachePageInfo' does not exist on type 'Recorder'.
-      if (this._cachePageInfo) {
+      if (this._cachePageInfo?.ts && this.cachePageInfo.url !== "about:blank") {
         // @ts-expect-error - TS2339 - Property '_doAddPage' does not exist on type 'Recorder'. | TS2339 - Property '_cachePageInfo' does not exist on type 'Recorder'.
         await this._doAddPage(this._cachePageInfo);
         // @ts-expect-error - TS2339 - Property '_cachePageInfo' does not exist on type 'Recorder'.
@@ -1147,12 +1147,14 @@ class Recorder {
     // @ts-expect-error - TS2339 - Property 'sizeNew' does not exist on type 'Recorder'.
     this.sizeNew += writtenSize;
 
-    // @ts-expect-error - TS2339 - Property '_cachePageInfo' does not exist on type 'Recorder'.
-    this._cachePageInfo = pageInfo;
-    // @ts-expect-error - TS2339 - Property '_cacheSessionTotal' does not exist on type 'Recorder'.
-    this._cacheSessionTotal += payloadSize;
-    // @ts-expect-error - TS2339 - Property '_cacheSessionNew' does not exist on type 'Recorder'.
-    this._cacheSessionNew += writtenSize;
+    if (writtenSize) {
+      // @ts-expect-error - TS2339 - Property '_cachePageInfo' does not exist on type 'Recorder'.
+      this._cachePageInfo = pageInfo;
+      // @ts-expect-error - TS2339 - Property '_cacheSessionTotal' does not exist on type 'Recorder'.
+      this._cacheSessionTotal += payloadSize;
+      // @ts-expect-error - TS2339 - Property '_cacheSessionNew' does not exist on type 'Recorder'.
+      this._cacheSessionNew += writtenSize;
+    }
   }
 
   // @ts-expect-error - TS7006 - Parameter 'params' implicitly has an 'any' type. | TS7006 - Parameter 'sessions' implicitly has an 'any' type.