drupalcrudadminmodule.install

<?php
/**
 * @file
 * Defines the module management hooks required by Drupal.
 *
 * @author     Bastian Feder <drupal@bastian-feder.de>
 * @license    http://www.opensource.org/licenses/mit-license.php The MIT License
 * @copyright  Copyright (c) 2013 Liip Inc.
 */

use Assert\Assertion;
use Liip\Drupal\Modules\DrupalConnector\Common;
use Liip\Drupal\Modules\DrupalConnector\ConnectorFactory;
use Liip\Drupal\Modules\EventManager\Registry\D7Config\EventSubjects;
use Liip\Drupal\Modules\EventManager\SubjectFactory;
use Liip\Drupal\Modules\Registry\RegistryException;
use Liip\Drupal\Modules\Registry\RegistryInterface;


/**
 * Sets up the environment for the module to function properly
 *
 * @see hook_enable()
 */
function drupalcrudadminmodule_enable()
{
    /** @var \Liip\Drupal\Modules\DrupalConnector\Common $dcc  */
    $dcc = ConnectorFactory::getCommonConnector();

    $assertion = new Assertion();
    $registry = new EventSubjects($assertion);
    $factory = new SubjectFactory($registry, $assertion);

    _drupalcrudadminmodule_initSubject('liip.crudadmin.actions.list', $factory, $dcc);
    _drupalcrudadminmodule_initSubject('liip.crudadmin.actions.create', $factory, $dcc);
    _drupalcrudadminmodule_initSubject('liip.crudadmin.actions.read', $factory, $dcc);
    _drupalcrudadminmodule_initSubject('liip.crudadmin.actions.update', $factory, $dcc);
    _drupalcrudadminmodule_initSubject('liip.crudadmin.actions.delete', $factory, $dcc);
}

/**
 * Processes cleanup operations so the system stays clean after deactivation of the module.
 *
 * @see hook_disable()
 */
function drupalcrudadminmodule_disable()
{
    /** @var \Liip\Drupal\Modules\DrupalConnector\Common $dcc  */
    $dcc = ConnectorFactory::getCommonConnector();

    $assertion = new Assertion();
    $registry = new EventSubjects($assertion);

    _drupalcrudadminmodule_unregisterEvent('liip.crudadmin.actions.list', $registry, $dcc);
    _drupalcrudadminmodule_unregisterEvent('liip.crudadmin.actions.create', $registry, $dcc);
    _drupalcrudadminmodule_unregisterEvent('liip.crudadmin.actions.read', $registry, $dcc);
    _drupalcrudadminmodule_unregisterEvent('liip.crudadmin.actions.update', $registry, $dcc);
    _drupalcrudadminmodule_unregisterEvent('liip.crudadmin.actions.delete', $registry, $dcc);
}

/**
 * Removes event from registry.
 *
 * @param string $eventName
 * @param RegistryInterface $registry
 * @param Common $dcc
 */
function _drupalcrudadminmodule_unregisterEvent($eventName, RegistryInterface $registry, Common $dcc)
{
    try {

        $registry->unregister($eventName);

    } catch (RegistryException $e) {
        $dcc->watchdog(
            'Liip Drupal CRUD Admin Module',
            $e->getMessage(),
            array('event' => $eventName, 'registry' => $registry),
            WATCHDOG_WARNING
        );
        return;
    }

    $dcc->watchdog(
        'Liip Drupal CRUD Admin Module',
        'Event successfully removed: ' . $eventName,
        null,
        WATCHDOG_NOTICE
    );
}

/**
 * Creates an event to be emitted somewhen.
 *
 * @param string $eventName
 * @param SubjectFactory $factory
 * @param Common $dcc
 */
function _drupalcrudadminmodule_initSubject($eventName, SubjectFactory $factory, Common $dcc)
{
    $factory->initSubject($eventName);
    $dcc->watchdog(
        'Liip Drupal CRUD Admin Module',
        'Event subject successfully registered: ' . $eventName,
        null,
        WATCHDOG_NOTICE
    );
}