Reintroduce bin/web-push.js script

Author: marco-c

bin/web-push.js

@@ -0,0 +1,66 @@
+#! /usr/bin/env node
+const fs = require('fs');
+const webPush = require('web-push');
+webPush.setGCMAPIKey(process.env.GCM_API_KEY);
+
+const argv = require('minimist')(process.argv.slice(2));
+
+const usage = 'Use: web-push --endpoint=<url> --key=<browser key> [--auth=<auth secret>] [--ttl=<seconds>] [--payload=<message>] [--vapid-audience] [--vapid-subject] [--vapid-pvtkey] [--vapid-pubkey]';
+
+if (!argv['endpoint'] || !argv['key']) {
+  console.log(usage);
+  process.exit(1);
+}
+
+const endpoint = argv['endpoint'];
+const key = argv['key'];
+const ttl = argv['ttl'] || 0;
+const payload = argv['payload'] || '';
+const auth = argv['auth'] || null;
+const vapidAudience = argv['vapid-audience'] || null;
+const vapidSubject = argv['vapid-subject'] || null;
+const vapidPubKey = argv['vapid-pubkey'] || null;
+const vapidPvtKey = argv['vapid-pvtkey'] || null;
+
+function getKeys() {
+  if (vapidPubKey && vapidPvtKey) {
+    const publicKey = fs.readFileSync(vapidPubKey);
+    const privateKey = fs.readFileSync(vapidPvtKey);
+
+    if (publicKey && privateKey) {
+      return {
+        privateKey,
+        publicKey
+      };
+    }
+  }
+
+  return webPush.generateVAPIDKeys();
+}
+
+var params = {
+  TTL: ttl,
+  payload,
+  userPublicKey: key
+};
+if (vapidAudience && vapidSubject) {
+  const vapidKeys = getKeys();
+  const vapid = {
+    audience: vapidAudience,
+    subject: `mailto:${vapidSubject}`,
+    privateKey: vapidKeys.privateKey,
+    publicKey: vapidKeys.publicKey,
+  };
+  params['vapid'] = vapid;
+}
+if (auth) {
+  params['userAuth'] = auth;
+}
+webPush.sendNotification(endpoint, params).then(() => {
+  console.log('Push message sent.');
+}, (err) => {
+  console.log('Error sending push message: ', err);
+}).then(() => {
+  process.exit(0);
+});
+