Check author image URLs

.github/workflows/ci.yml

@@ -15,6 +15,8 @@ jobs:
         run: yarn
       - working-directory: website
         run: yarn check-thumbnails
+      - working-directory: website
+        run: yarn check-authors
       - working-directory: website
         run: |
           yarn fmt

website/package.json

@@ -14,6 +14,7 @@
     "fmt-notes": "ts-node scripts/release-note-format.js",
     "compile": "ts-node scripts/compile.ts && prettier --write src/posts.ts",
     "check-thumbnails": "ts-node scripts/check-thumbnails.ts",
+    "check-authors": "ts-node scripts/check-authors.ts",
     "write-translations": "docusaurus write-translations",
     "write-heading-ids": "docusaurus write-heading-ids",
     "typecheck": "tsc",

website/scripts/check-authors.ts

@@ -0,0 +1,55 @@
+import fs from "fs";
+import path from "path";
+import yaml from "js-yaml";
+
+function fileExistsWithCaseSync(filepath: string): boolean {
+  const dir = path.dirname(filepath);
+  if (dir === "/" || dir === ".") {
+    return true;
+  }
+  const filenames = fs.readdirSync(dir);
+  if (filenames.indexOf(path.basename(filepath)) === -1) {
+    return false;
+  }
+  return fileExistsWithCaseSync(dir);
+}
+
+type Author = {
+  name: string;
+  title: string;
+  url: string;
+  image_url?: string;
+};
+
+function readAuthors(): Record<string, Author> {
+  const authorsFile = fs.readFileSync(
+    path.join(process.cwd(), "blog", "authors.yml"),
+    "utf-8",
+  );
+  return yaml.load(authorsFile) as Record<string, Author>;
+}
+
+function main(): void {
+  const authors = readAuthors();
+  const authorsWithInvalidImageUrl: string[] = [];
+  Object.entries(authors).forEach(([author, authorData]) => {
+    if (
+      authorData.image_url &&
+      !/^https?:\/\//.test(authorData.image_url) &&
+      !fileExistsWithCaseSync(
+        path.join(process.cwd(), "static", authorData.image_url),
+      )
+    ) {
+      authorsWithInvalidImageUrl.push(author);
+    }
+  });
+
+  if (authorsWithInvalidImageUrl.length > 0) {
+    console.log("Found authors with invalid image URLs:");
+    console.log(authorsWithInvalidImageUrl);
+    console.log("Please make sure the image exists in the static folder.");
+    process.exit(1);
+  }
+}
+
+main();