feat: custom maker dmg (#3501)

packages/maker-dmg/src/config.ts

@@ -0,0 +1,74 @@
+export interface CodeSignOptions {
+  'signing-identity': string;
+  identifier?: string;
+}
+
+export interface DMGContents {
+  x: number;
+  y: number;
+  type: 'link' | 'file' | 'position';
+  path: string;
+  name: string;
+}
+
+export interface WindowPositionOptions {
+  x: number;
+  y: number;
+}
+
+export interface WindowSizeOptions {
+  width: number;
+  height: number;
+}
+
+export interface WindowOptions {
+  position?: WindowPositionOptions;
+  size?: WindowSizeOptions;
+}
+
+export interface AdditionalDMGOptions {
+  'background-color'?: string;
+  'icon-size'?: number;
+  window?: WindowOptions;
+  'code-sign'?: CodeSignOptions;
+}
+
+export interface MakerDMGConfig {
+  /**
+   * The application name
+   */
+  name?: string;
+  /**
+   * Path to the background for the DMG window
+   */
+  background: string;
+  /**
+   * Path to the icon to use for the app in the DMG window
+   */
+  icon: string;
+  /**
+   * Overwrite an existing DMG file if if already exists
+   */
+  overwrite?: boolean;
+  /**
+   * Enable debug message output
+   */
+  debug?: boolean;
+  /**
+   * How big to make the icon for the app in the DMG
+   */
+  iconSize?: number;
+  /**
+   * Disk image format
+   *
+   * Default: UDZO
+   */
+  format?: 'UDRW' | 'UDRO' | 'UDCO' | 'UDZO' | 'UDBZ' | 'ULFO';
+  file: string;
+  /**
+   * Additional options to pass through to node-appdmng
+   *
+   * All available options are available in the [`appdmg` docs](https://github.com/LinusU/node-appdmg)
+   */
+  additionalDMGOptions?: AdditionalDMGOptions;
+}

packages/maker-dmg/src/maker.ts

@@ -0,0 +1,77 @@
+import { execFileSync } from 'node:child_process';
+import { cp, mkdtemp } from 'node:fs/promises';
+import os from 'node:os';
+import { join, resolve } from 'node:path';
+
+import type { MakerOptions } from '@electron-forge/maker-base';
+import { MakerBase } from '@electron-forge/maker-base';
+import type { ForgePlatform } from '@electron-forge/shared-types';
+
+import type { MakerDMGConfig } from './config';
+
+export default class MakerDMG extends MakerBase<MakerDMGConfig> {
+  name = 'dmg';
+
+  defaultPlatforms: ForgePlatform[] = ['darwin', 'mas'];
+
+  override isSupportedOnCurrentPlatform(): boolean {
+    return process.platform === 'darwin';
+  }
+
+  override async make({
+    dir,
+    makeDir,
+    appName,
+    packageJSON,
+    targetArch,
+  }: MakerOptions): Promise<string[]> {
+    const outPath = resolve(makeDir, `${this.config.name || appName}.dmg`);
+    const forgeDefaultOutPath = resolve(
+      makeDir,
+      `${appName}-${packageJSON.version}-${targetArch}.dmg`
+    );
+
+    await this.ensureFile(outPath);
+
+    const args = [
+      '--volname',
+      appName,
+      '--window-size',
+      '610',
+      '365',
+      '--background',
+      this.config.background,
+      '--icon-size',
+      '128',
+      '--icon',
+      `${appName}.app`,
+      '176',
+      '192',
+      '--hide-extension',
+      `${appName}.app`,
+      '--app-drop-link',
+      '423',
+      '192',
+    ];
+
+    const tempDir = await mkdtemp(join(os.tmpdir(), 'electron-forge-dmg-'));
+    const filePath = join(tempDir, `${appName}.app`);
+    try {
+      await cp(this.config.file, filePath, {
+        recursive: true,
+      });
+      args.push(outPath, filePath);
+
+      execFileSync('create-dmg', args, {
+        cwd: dir,
+        env: process.env,
+        stdio: 'inherit',
+        shell: true,
+      });
+    } finally {
+      // await rm(filePath, { force: true });
+    }
+
+    return [forgeDefaultOutPath];
+  }
+}