pkg mas gulp task

gulpfile.js

@@ -2,10 +2,13 @@ const gulp = require('gulp');
 const googleWebFonts = require('gulp-google-webfonts');
 const del = require('del');
 const fs = require('fs');
+const child = require('child_process');
 
 const paths = {
     cssDir: './src/css/',
     node_modules: './node_modules/',
+    dist: './dist/',
+    resources: './resources/',
 };
 
 function clean() {
@@ -34,9 +37,65 @@ function fixSweetAlert(cb) {
     cb();
 }
 
+function pkgMas(cb) {
+    const appPath = paths.dist + 'mas/Bitwarden.app';
+    const pkgPath = paths.dist + 'mas/Bitwarden-mas.pkg';
+    const safariAppexPath = appPath + '/Contents/PlugIns/safari.appex';
+    const safariAppexFrameworkPath = safariAppexPath + '/Contents/Frameworks/';
+    const safariEntitlementsPath = paths.resources + 'safari.entitlements';
+
+    return del([paths.dist + 'Bitwarden*.pkg'])
+        .then(() => {
+            const libs = fs.readdirSync(safariAppexFrameworkPath).filter((p) => p.endsWith('.dylib'))
+                .map((p) => builtAppexFrameworkPath + p);
+            const allItems = libs.concat([safariAppexPath]);
+            const promises = [];
+            allItems.forEach((i) => {
+                const proc = child.spawn('codesign', [
+                    '--verbose',
+                    '--force',
+                    '-o',
+                    'runtime',
+                    '--sign',
+                    '3rd Party Mac Developer Application: 8bit Solutions LLC',
+                    '--entitlements',
+                    safariEntitlementsPath,
+                    i]);
+                stdOutProc(proc);
+                promises.push(new Promise((resolve) => proc.on('close', resolve)));
+            });
+            return Promise.all(promises);
+        }).then(() => {
+            const libs = fs.readdirSync(safariAppexFrameworkPath).filter((p) => p.endsWith('.dylib'))
+                .map((p) => builtAppexFrameworkPath + p);
+            const allItems = libs.concat([safariAppexPath]);
+            const promises = [];
+            allItems.forEach((i) => {
+                const proc = child.spawn('productbuild', [
+                    '--component',
+                    appPath,
+                    '/Applications',
+                    pkgPath]);
+                stdOutProc(proc);
+                promises.push(new Promise((resolve) => proc.on('close', resolve)));
+            });
+            return Promise.all(promises);
+        }).then(() => {
+            return cb;
+        }, () => {
+            return cb;
+        });
+}
+
+function stdOutProc(proc) {
+    proc.stdout.on('data', (data) => console.log(data.toString()));
+    proc.stderr.on('data', (data) => console.error(data.toString()));
+}
+
 exports.clean = clean;
 exports.cleanupAotIssue = cleanupAotIssue;
 exports.webfonts = gulp.series(clean, webfonts);
 exports['prebuild:renderer'] = gulp.parallel(webfonts, cleanupAotIssue);
 exports.fixSweetAlert = fixSweetAlert;
+exports.pkgMas = pkgMas;
 exports.postinstall = fixSweetAlert;