SystemUpdate7000.php

<?php

namespace Drupal\system\Plugin\migrate\process\d6;

use Drupal\migrate\MigrateExecutableInterface;
use Drupal\migrate\ProcessPluginBase;
use Drupal\migrate\Row;

/**
 * Rename blog and forum permissions to be consistent with other content types.
 *
 * @MigrateProcessPlugin(
 *   id = "system_update_7000"
 * )
 */
class SystemUpdate7000 extends ProcessPluginBase {
    
    /**
     * {@inheritdoc}
     *
     * Rename blog and forum permissions to be consistent with other content types.
     */
    public function transform($value, MigrateExecutableInterface $migrate_executable, Row $row, $destination_property) {
        $value = preg_replace('/(?<=^|,\\ )create\\ blog\\ entries(?=,|$)/', 'create blog content', $value);
        $value = preg_replace('/(?<=^|,\\ )edit\\ own\\ blog\\ entries(?=,|$)/', 'edit own blog content', $value);
        $value = preg_replace('/(?<=^|,\\ )edit\\ any\\ blog\\ entry(?=,|$)/', 'edit any blog content', $value);
        $value = preg_replace('/(?<=^|,\\ )delete\\ own\\ blog\\ entries(?=,|$)/', 'delete own blog content', $value);
        $value = preg_replace('/(?<=^|,\\ )delete\\ any\\ blog\\ entry(?=,|$)/', 'delete any blog content', $value);
        $value = preg_replace('/(?<=^|,\\ )create\\ forum\\ topics(?=,|$)/', 'create forum content', $value);
        $value = preg_replace('/(?<=^|,\\ )delete\\ any\\ forum\\ topic(?=,|$)/', 'delete any forum content', $value);
        $value = preg_replace('/(?<=^|,\\ )delete\\ own\\ forum\\ topics(?=,|$)/', 'delete own forum content', $value);
        $value = preg_replace('/(?<=^|,\\ )edit\\ any\\ forum\\ topic(?=,|$)/', 'edit any forum content', $value);
        $value = preg_replace('/(?<=^|,\\ )edit\\ own\\ forum\\ topics(?=,|$)/', 'edit own forum content', $value);
        return $value;
    }

}