text: 'use strict';
  
  /*
   * This is the default configuration for iTranswarp.js.
   * 
   * DO NOT change it. Instead, replace value by env. e.g.:
   * 
   * export DOMAIN='www.domain.com'
   * 
   * and the config.domain will be set as $DOMAIN.
   */
  module.exports = {
      // server domain name:
      domain: 'www.itranswarp.com',
      // behind a reverse proxy:
      proxy: 'false',
      // the theme used, default to 'default':
      theme: 'default',
      // spider limit: x hits / 10 min, 0 = disabled:
      spider_limit: '100',
      // spider ignore:
      spider_white_list: 'googlebot, mediapartners-google, baiduspider, bingbot, youdaobot, sogou, 360spider',
      // session cookie:
      session_name: 'isession',
      session_salt: 'random-string',
      // cookie expires in seconds:
      session_expires: '604800',
      session_https: 'false',
      // database:
      db_host: 'localhost',
      db_port: '3306',
      db_username: 'root',
      db_password: 'password',
      db_database: 'itranswarp',
      db_max_connections: '10',
      db_min_connections: '1',
      db_max_idle_time: '60',
      db_show_sql: 'false',
      // memcache:
      cache_prefix: 'it/',
      cache_host: 'localhost',
      cache_port: '11211',
      cache_connect_timeout: '1',
      cache_retries: '3',
      // cdn url prefix, e.g. 'http://cdn.example.com/cdn'
      cdn_url_prefix: '',
      // smtp for sending email:
      smtp_host: 'smtp.email.example',
      smtp_port: '465',
      smtp_secure: 'true', // secure:true for port 465, secure:false for port 587
      smtp_from: 'noreply@email.example',
      smtp_username: 'noreply@email.example',
      smtp_password: 'xxx',
      // NOT USED NOW:
      queue_host: '127.0.0.1',
      // port of redis, default to 6379:
      queue_port: '6379',
      // NOT USED NOW:
      search_provider: 'site_search',
      search_site_url: 'https://www.google.com/search?ie=utf-8&q=%s',
      // other search engines:
      // baidu: 'http://www.baidu.com/s?ie=utf-8&wd=%s'
      // bing: 'http://www.bing.com/search?ie=utf-8&q=%s'
      // oauth2 providers that allow sign in from other oauth2 providers:
      oauth2_weibo: 'false',
      oauth2_weibo_icon: 'weibo',
      oauth2_weibo_name: 'Sign in with Weibo',
      oauth2_weibo_app_key: 'xxx',
      oauth2_weibo_app_secret: 'xxx',
      oauth2_qq: 'false',
      oauth2_qq_icon: 'qq',
      oauth2_qq_name: 'Sign in with QQ',
      oauth2_qq_app_key: 'xxx',
      oauth2_qq_app_secret: 'xxx',
      // END:
      end: 'end'
  };
  