allow capture to scrapbook

zefie_wtvp_minisrv/includes/ServiceVault/wtv-author/scrapbook-add.js

@@ -0,0 +1,21 @@
+minisrv_service_file = true;
+
+if (!request_headers.query.mediaData) {
+    var errpage = wtvshared.doErrorPage(400, "Bad Request", "Missing mediaData parameter.");
+    headers = errpage[0];
+    data = errpage[1];    
+} else {
+    var id = session_data.pagestore.getFreeScrapbookID();
+    var result = session_data.pagestore.addToScrapbook(id, "image/jpg", request_headers.query.mediaData);
+    if (result) {
+        headers = `300 OK
+Content-Type: text/html
+wtv-expire-all: wtv-author:/scrapbook
+Location: wtv-author:/scrapbook
+wtv-visit: wtv-author:/scrapbook`;
+    } else {
+        var errpage = wtvshared.doErrorPage(500, "Internal Server Error", "Failed to add scrapbook item.");
+        headers = errpage[0];
+        data = errpage[1];
+    }
+}