🚚 ➕ add node-signpdf copy to signing packgage until npm includes fix

packages/signing/node-signpdf/dist/helpers/plainAddPlaceholder/createBufferPageWithAnnotation.js

@@ -0,0 +1,47 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+var _findObject = _interopRequireDefault(require("./findObject"));
+
+var _getIndexFromRef = _interopRequireDefault(require("./getIndexFromRef"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const createBufferPageWithAnnotation = (pdf, info, pagesRef, widget) => {
+  const pagesDictionary = (0, _findObject.default)(pdf, info.xref, pagesRef).toString(); // Extend page dictionary with newly created annotations
+
+  let annotsStart;
+  let annotsEnd;
+  let annots;
+  annotsStart = pagesDictionary.indexOf('/Annots');
+
+  if (annotsStart > -1) {
+    annotsEnd = pagesDictionary.indexOf(']', annotsStart);
+    annots = pagesDictionary.substr(annotsStart, annotsEnd + 1 - annotsStart);
+    annots = annots.substr(0, annots.length - 1); // remove the trailing ]
+  } else {
+    annotsStart = pagesDictionary.length;
+    annotsEnd = pagesDictionary.length;
+    annots = '/Annots [';
+  }
+
+  const pagesDictionaryIndex = (0, _getIndexFromRef.default)(info.xref, pagesRef);
+  const widgetValue = widget.toString();
+  annots = `${annots} ${widgetValue}]`; // add the trailing ] back
+
+  const preAnnots = pagesDictionary.substr(0, annotsStart);
+  let postAnnots = '';
+
+  if (pagesDictionary.length > annotsEnd) {
+    postAnnots = pagesDictionary.substr(annotsEnd + 1);
+  }
+
+  return Buffer.concat([Buffer.from(`${pagesDictionaryIndex} 0 obj\n`), Buffer.from('<<\n'), Buffer.from(`${preAnnots + annots + postAnnots}\n`), Buffer.from('\n>>\nendobj\n')]);
+};
+
+var _default = createBufferPageWithAnnotation;
+exports.default = _default;