enable email for existing cloudrons

migrations/20160831051352-settings-default-mailconfig.js

@@ -2,8 +2,13 @@ var dbm = global.dbm || require('db-migrate');
 var type = dbm.dataType;
 
 exports.up = function(db, callback) {
-    // everyday at 1am
-    db.runSql('INSERT settings (name, value) VALUES("mail_config", ?)', [ JSON.stringify({ enabled: false }) ], callback);
+    db.all('SELECT * FROM users WHERE admin=1', function (error, results) {
+        if (error) return done(error);
+
+        // existing cloudrons have email enabled by default. future cloudrons will have it disabled by default
+        var enable = results.length !== 0;
+        db.runSql('INSERT settings (name, value) VALUES("mail_config", ?)', [ JSON.stringify({ enabled: enable }) ], callback);
+    });
 };
 
 exports.down = function(db, callback) {