piratepoet/lib/Config/Initializer.php

<?php
namespace MailPoet\Config;

use MailPoet\Cron\CronTrigger;
use MailPoet\Router;
use MailPoet\API;
use MailPoet\Util\ConflictResolver;
use MailPoet\WP\Notice as WPNotice;

if(!defined('ABSPATH')) exit;

require_once(ABSPATH . 'wp-admin/includes/plugin.php');

class Initializer {

  protected $plugin_initialized = false;

  function __construct($params = array(
    'file' => '',
    'version' => '1.0.0'
  )) {
      Env::init($params['file'], $params['version']);
  }

  function init() {
    $requirements_check_results = $this->checkRequirements();

    // abort initialization if PDO extension is missing
    if(!$requirements_check_results[RequirementsChecker::TEST_PDO_EXTENSION] ||
      !$requirements_check_results[RequirementsChecker::TEST_VENDOR_SOURCE]) return;

    $this->setupDB();

    // activation function
    register_activation_hook(
      Env::$file,
      array('MailPoet\Config\Activator', 'activate')
    );

    add_action('plugins_loaded', array($this, 'setup'));
    add_action('init', array($this, 'onInit'));
    add_action('widgets_init', array($this, 'setupWidget'));
    add_action('wp_loaded', array($this, 'setupHooks'));
  }

  function checkRequirements() {
    $requrements = new RequirementsChecker();
    return $requrements->checkAllRequirements();
  }

  function setupDB() {
    \ORM::configure(Env::$db_source_name);
    \ORM::configure('username', Env::$db_username);
    \ORM::configure('password', Env::$db_password);
    \ORM::configure('logging', WP_DEBUG);
    \ORM::configure('driver_options', array(
      \PDO::MYSQL_ATTR_INIT_COMMAND =>
        'SET TIME_ZONE = "' . Env::$db_timezone_offset . '", ' .
        'sql_mode=(SELECT REPLACE(@@sql_mode,"ONLY_FULL_GROUP_BY",""))'
    ));

    $settings = Env::$db_prefix . 'settings';
    $segments = Env::$db_prefix . 'segments';
    $forms = Env::$db_prefix . 'forms';
    $custom_fields = Env::$db_prefix . 'custom_fields';
    $subscribers = Env::$db_prefix . 'subscribers';
    $subscriber_segment = Env::$db_prefix . 'subscriber_segment';
    $subscriber_custom_field = Env::$db_prefix . 'subscriber_custom_field';
    $newsletter_segment = Env::$db_prefix . 'newsletter_segment';
    $sending_queues = Env::$db_prefix . 'sending_queues';
    $newsletters = Env::$db_prefix . 'newsletters';
    $newsletter_templates = Env::$db_prefix . 'newsletter_templates';
    $newsletter_option_fields = Env::$db_prefix . 'newsletter_option_fields';
    $newsletter_option = Env::$db_prefix . 'newsletter_option';
    $newsletter_links = Env::$db_prefix . 'newsletter_links';
    $newsletter_posts = Env::$db_prefix . 'newsletter_posts';
    $statistics_newsletters = Env::$db_prefix . 'statistics_newsletters';
    $statistics_clicks = Env::$db_prefix . 'statistics_clicks';
    $statistics_opens = Env::$db_prefix . 'statistics_opens';
    $statistics_unsubscribes = Env::$db_prefix . 'statistics_unsubscribes';
    $statistics_forms = Env::$db_prefix . 'statistics_forms';

    define('MP_SETTINGS_TABLE', $settings);
    define('MP_SEGMENTS_TABLE', $segments);
    define('MP_FORMS_TABLE', $forms);
    define('MP_CUSTOM_FIELDS_TABLE', $custom_fields);
    define('MP_SUBSCRIBERS_TABLE', $subscribers);
    define('MP_SUBSCRIBER_SEGMENT_TABLE', $subscriber_segment);
    define('MP_SUBSCRIBER_CUSTOM_FIELD_TABLE', $subscriber_custom_field);
    define('MP_SENDING_QUEUES_TABLE', $sending_queues);
    define('MP_NEWSLETTERS_TABLE', $newsletters);
    define('MP_NEWSLETTER_TEMPLATES_TABLE', $newsletter_templates);
    define('MP_NEWSLETTER_SEGMENT_TABLE', $newsletter_segment);
    define('MP_NEWSLETTER_OPTION_FIELDS_TABLE', $newsletter_option_fields);
    define('MP_NEWSLETTER_LINKS_TABLE', $newsletter_links);
    define('MP_NEWSLETTER_POSTS_TABLE', $newsletter_posts);
    define('MP_NEWSLETTER_OPTION_TABLE', $newsletter_option);
    define('MP_STATISTICS_NEWSLETTERS_TABLE', $statistics_newsletters);
    define('MP_STATISTICS_CLICKS_TABLE', $statistics_clicks);
    define('MP_STATISTICS_OPENS_TABLE', $statistics_opens);
    define('MP_STATISTICS_UNSUBSCRIBES_TABLE', $statistics_unsubscribes);
    define('MP_STATISTICS_FORMS_TABLE', $statistics_forms);
  }

  function setup() {
    try {
      $this->maybeDbUpdate();
      $this->setupRenderer();
      $this->setupLocalizer();
      $this->setupMenu();
      $this->setupAnalytics();
      $this->setupChangelog();
      $this->setupShortcodes();
      $this->setupImages();
      $this->setupCronTrigger();
      $this->setupConflictResolver();

      $this->plugin_initialized = true;
    } catch(\Exception $e) {
      $this->handleFailedInitialization($e);
    }
  }

  function onInit() {
    if(!$this->plugin_initialized) {
      define('MAILPOET_INITIALIZED', false);
      return;
    }

    try {
      $this->setupAPI();
      $this->setupRouter();
      $this->setupPages();
      do_action('mailpoet_initialized', MAILPOET_VERSION);
    } catch(\Exception $e) {
      $this->handleFailedInitialization($e);
    }

    define('MAILPOET_INITIALIZED', true);
  }

  function maybeDbUpdate() {
    $current_db_version = get_option('mailpoet_db_version', false);

    // if current db version and plugin version differ
    if(version_compare($current_db_version, Env::$version) !== 0) {
      Activator::activate();
    }
  }

  function setupWidget() {
    if(!$this->plugin_initialized) {
      return;
    }

    try {
      $widget = new Widget($this->renderer);
      $widget->init();
    } catch(\Exception $e) {
      $this->handleFailedInitialization($e);
    }
  }

  function setupRenderer() {
    $caching = !WP_DEBUG;
    $debugging = WP_DEBUG;
    $this->renderer = new Renderer($caching, $debugging);
  }

  function setupLocalizer() {
    $localizer = new Localizer($this->renderer);
    $localizer->init();
  }

  function setupMenu() {
    $menu = new Menu($this->renderer, Env::$assets_url);
    $menu->init();
  }

  function setupAnalytics() {
    $analytics = new Analytics();
    $analytics->init();
  }

  function setupChangelog() {
    $changelog = new Changelog();
    $changelog->init();
  }

  function setupPages() {
    $pages = new \MailPoet\Settings\Pages();
    $pages->init();
  }

  function setupShortcodes() {
    $shortcodes = new Shortcodes();
    $shortcodes->init();
  }

  function setupHooks() {
    $hooks = new Hooks();
    $hooks->init();
  }

  function setupAPI() {
    $api = new API\API();
    $api->init();
  }

  function setupRouter() {
    $router = new Router\Router();
    $router->init();
  }

  function setupCronTrigger() {
    // setup cron trigger only outside of cli environment
    if(php_sapi_name() !== 'cli') {
      $cron_trigger = new CronTrigger();
      $cron_trigger->init();
    }
  }

  function setupImages() {
    add_image_size('mailpoet_newsletter_max', 1320);
  }

  function setupConflictResolver() {
    $conflict_resolver = new ConflictResolver();
    $conflict_resolver->init();
  }

  function handleFailedInitialization($message) {
    return WPNotice::displayError($message);
  }
}