Vanilla ForumsHow one can support multiple configuration options depending on the server/hostname/etc.

bootstrap.before.php

<?php

// Detect any specific server environment config setup to apply
// Default: development
$server_environment = 'development';
if ( ! empty( $_SERVER['HTTP_SERVER_ENVIRONMENT'] ) ) {
  $server_environment = $_SERVER['HTTP_SERVER_ENVIRONMENT'];
}

// Load the server environment config
$env_config_path = PATH_CONF . '/config-' . $server_environment . '.php';
if ( ! empty( $_SERVER['HTTP_SERVER_ENVIRONMENT'] ) && file_exists( $env_config_path ) ) {
  Gdn::Config()->Load( $env_config_path, 'Configuration', TRUE );
}

config-development.php

<?php if (!defined('APPLICATION')) exit();

// Database
$Configuration['Database']['Name'] = 'example_forums_development';
$Configuration['Database']['Host'] = 'localhost';
$Configuration['Database']['User'] = 'root';
$Configuration['Database']['Password'] = 'root';

config-production.php

<?php if (!defined('APPLICATION')) exit();

// Database
$Configuration['Database']['Name'] = 'example_forums';
$Configuration['Database']['Host'] = 'mysql.example_forums.com';
$Configuration['Database']['User'] = 'example_forums';
$Configuration['Database']['Password'] = 'asdf1234!@#$';

config-staging.php

<?php if (!defined('APPLICATION')) exit();

// Database
$Configuration['Database']['Name'] = 'example_forums_staging';
$Configuration['Database']['Host'] = 'mysql.example_forums.com';
$Configuration['Database']['User'] = 'example_forums';
$Configuration['Database']['Password'] = 'asdf1234!@#$';