Utilise directement les sources de pole-is/tools/reveal.js (branche gulp).

gulpfile.esm.js

@@ -3,9 +3,12 @@ import del from "del";
 import drawio from "./lib/drawio";
 import index from "./lib/index";
 import pandoc from "./lib/pandoc";
+import path from "path";
+import revealjs from "@irstea/reveal.js/gulpfile.esm";
 import server from "gulp-server-livereload";
 import wkhtmltopdf from "./lib/wkhtmltopdf";
 
+const REVEALJS_URL = process.env.REVEALJS_URL || "reveal.js";
 const SRC_DIR = process.env.SRC || "src";
 const DEST_DIR = process.env.OUTPUT || "public";
 
@@ -21,18 +24,33 @@ export const clean = () => del(`${DEST_DIR}/**`, { force: true });
 
 export const assets = () =>
   src(ASSET_GLOB, { since: lastRun(assets) }).pipe(dest(DEST_DIR));
+
 export const prez = () =>
   src(PREZ_GLOB, { since: lastRun(prez) })
     .pipe(index())
-    .pipe(pandoc())
+    .pipe(pandoc({ variables: { "revealjs-url": REVEALJS_URL } }))
     .pipe(dest(DEST_DIR));
+
 export const graphs = () =>
   src(GRAPH_GLOB, { since: lastRun(graphs) })
     .pipe(drawio())
     .pipe(dest(DEST_DIR));
+
 export const pdf = () => src(PDF_GLOB).pipe(wkhtmltopdf()).pipe(dest(DEST_DIR));
 
-export const build = series(clean, parallel(assets, prez, graphs), pdf);
+export const library = !REVEALJS_URL.startsWith("http")
+  ? series(revealjs, () =>
+      src(__dirname + "/node_modules/@irstea/reveal.js/public/**").pipe(
+        dest(path.join(DEST_DIR, REVEALJS_URL))
+      )
+    )
+  : () => false;
+
+export const build = series(
+  clean,
+  parallel(library, assets, prez, graphs),
+  pdf
+);
 
 const serve = () => {
   src(DEST_DIR).pipe(

lib/pandoc.js

 import gulpPandoc from "gulp-pandoc";
+import { merge } from "merge-anything";
 
-const REVEALJS_URL =
-  process.env.REVEALJS_URL ||
-  "https://pole-is.gitlab.irstea.page/tools/reveal.js";
+const DEFAULTS = {
+  slideLevel: 2,
+  tocDepth: 2,
+  variables: {
+    "revealjs-url": "reveal.js",
+    width: 1024,
+    height: 768,
+    navigationMode: "linear",
+    theme: "inrae",
+    slideNumber: true,
+    history: true,
+    fragmentInURL: true,
+  },
+};
 
-export default function pandoc() {
+export default function pandoc(options = {}) {
+  const { slideLevel, tocDepth, variables } = merge({}, DEFAULTS, options);
   return gulpPandoc({
     from:
       "markdown+backtick_code_blocks+pandoc_title_block+yaml_metadata_block",
@@ -12,17 +25,12 @@ export default function pandoc() {
     ext: ".html",
     args: [
       "--standalone",
-      "--slide-level=2",
+      `--slide-level=${slideLevel}`,
       "--toc",
-      "--toc-depth=2",
-      `--variable=revealjs-url:${REVEALJS_URL}`,
-      "--variable=width:1024",
-      "--variable=height:768",
-      "--variable=history:true",
-      "--variable=navigationMode:linear",
-      "--variable=fragmentInURL:true",
-      "--variable=theme:inrae",
-      "--variable=slideNumber:true",
+      `--toc-depth=${tocDepth}`,
+      ...Object.getOwnPropertyNames(variables).map(
+        (name) => `--variable=${name}:${variables[name]}`
+      ),
     ],
   });
 }

package.json

@@ -18,12 +18,14 @@
     "node": ">=12 <14"
   },
   "dependencies": {
+    "@irstea/reveal.js": "git+https://gitlab.irstea.fr/pole-is/tools/reveal.js.git#gulp",
     "del": "^5.1.0",
     "esm": "^3.2.25",
     "gulp": "^4.0.2",
     "gulp-pandoc": "^0.2.2",
     "gulp-server-livereload": "^1.9.2",
     "gulplog": "^1.0.0",
+    "merge-anything": "^3.0.3",
     "plugin-error": "^1.0.1",
     "through2": "^3.0.1",
     "vinyl": "^2.2.0",