books: workaround for docx images in subdirs being removed from ast

Author: jjallaire

src/command/render/pandoc.ts

@@ -36,6 +36,7 @@ import {
 } from "../../config/types.ts";
 import {
   isBeamerOutput,
+  isDocxOutput,
   isEpubOutput,
   isHtmlDocOutput,
   isHtmlFileOutput,
@@ -69,7 +70,11 @@ import {
   pandocDefaultsMessage,
   writeDefaultsFile,
 } from "./defaults.ts";
-import { filterParamsJson, removeFilterParmas } from "./filters.ts";
+import {
+  filterParamsJson,
+  quartoInitFilter,
+  removeFilterParmas,
+} from "./filters.ts";
 import {
   kAbstract,
   kAbstractTitle,
@@ -866,6 +871,35 @@ export async function runPandoc(
     );
   }
 
+  // for docx books we need to run a resolveRefs pass
+  // workaround until this issue is resolved: https://github.com/jgm/pandoc/issues/8099
+  if (isDocxOutput(options.format.pandoc) && projectIsBook(options.project)) {
+    const docxCmd = [
+      pandocBinaryPath(),
+      inputTemp,
+      "--to",
+      "markdown",
+      "--output",
+      inputTemp,
+      "--lua-filter",
+      quartoInitFilter(),
+      "--data-dir",
+      resourcePath("pandoc/datadir"),
+    ];
+    const docxResult = await execProcess(
+      {
+        cmd: docxCmd,
+        cwd,
+        env: {
+          "QUARTO_FILTER_PARAMS": base64Encode(paramsJson),
+        },
+      },
+    );
+    if (!docxResult.success) {
+      throw new Error();
+    }
+  }
+
   // run pandoc
   const result = await execProcess(
     {

src/resources/filters/quarto-init/resourcerefs.lua

@@ -2,6 +2,13 @@
 -- Copyright (C) 2020 by RStudio, PBC
 
 function resourceRefs() 
+  
+  -- for docx single single file books we've already processed the refs
+  -- as part of a workaround for this issue https://github.com/jgm/pandoc/issues/8099
+  if param("single-file-book", false) and _quarto.format.isDocxOutput() then
+    return {}
+  end
+
   return {
     Image = function(el)
       local file = currentFileMetadataState().file