fix: Attributes lost creating template on server (#7049)

server/commands/documentCreator.ts

@@ -1,6 +1,7 @@
 import { Transaction } from "sequelize";
 import { Optional } from "utility-types";
 import { Document, Event, User } from "@server/models";
+import { ProsemirrorHelper } from "@server/models/helpers/ProsemirrorHelper";
 import { TextHelper } from "@server/models/helpers/TextHelper";
 
 type Props = Optional<
@@ -58,6 +59,12 @@ export default async function documentCreator({
 }: Props): Promise<Document> {
   const templateId = templateDocument ? templateDocument.id : undefined;
 
+  if (state && templateDocument) {
+    throw new Error(
+      "State cannot be set when creating a document from a template"
+    );
+  }
+
   if (urlId) {
     const existing = await Document.unscoped().findOne({
       attributes: ["id"],
@@ -103,6 +110,12 @@ export default async function documentCreator({
         ip,
         transaction
       ),
+      content: templateDocument
+        ? ProsemirrorHelper.replaceTemplateVariables(
+            templateDocument.content,
+            user
+          )
+        : undefined,
       state,
     },
     {

server/models/helpers/ProsemirrorHelper.tsx

@@ -19,7 +19,9 @@ import { schema, parser } from "@server/editor";
 import Logger from "@server/logging/Logger";
 import { trace } from "@server/logging/tracing";
 import Attachment from "@server/models/Attachment";
+import User from "@server/models/User";
 import FileStorage from "@server/storage/files";
+import { TextHelper } from "./TextHelper";
 
 export type HTMLOptions = {
   /** A title, if it should be included */
@@ -172,6 +174,29 @@ export class ProsemirrorHelper {
     return removeMarksInner(data);
   }
 
+  /**
+   * Replaces all template variables in the node.
+   *
+   * @param data The ProsemirrorData object to replace variables in
+   * @param user The user to use for replacing variables
+   * @returns The content with variables replaced
+   */
+  static replaceTemplateVariables(data: ProsemirrorData, user: User) {
+    function replace(node: ProsemirrorData) {
+      if (node.type === "text" && node.text) {
+        node.text = TextHelper.replaceTemplateVariables(node.text, user);
+      }
+
+      if (node.content) {
+        node.content.forEach(replace);
+      }
+
+      return node;
+    }
+
+    return replace(data);
+  }
+
   /**
    * Returns the document as a plain JSON object with attachment URLs signed.
    *

server/models/helpers/TextHelper.ts

@@ -32,7 +32,8 @@ export class TextHelper {
     return text
       .replace(/{date}/g, startCase(getCurrentDateAsString(locales)))
       .replace(/{time}/g, startCase(getCurrentTimeAsString(locales)))
-      .replace(/{datetime}/g, startCase(getCurrentDateTimeAsString(locales)));
+      .replace(/{datetime}/g, startCase(getCurrentDateTimeAsString(locales)))
+      .replace(/{author}/g, user.name);
   }
 
   /**