PHP Decode

<?  final class NotificationsTable extends AbstractTable implements TableInterface 
{ 
    /** 
     * @param ConfigurationInterface $paramConf 
     * @param LanguageInterface $paramLang 
     * @param int $paramBlogId 
     */ 
    public function __construct(ConfigurationInterface &$paramConf, LanguageInterface &$paramLang, $paramBlogId) 
    { 
        parent::__construct($paramConf, $paramLang, $paramConf->getPrefix(), "emails", $paramBlogId); 
    } 
 
    /** 
     * @return bool 
     */ 
    public function create() 
    { 
        $validTablePrefix = esc_sql(sanitize_text_field($this->tablePrefix)); // for sql queries only 
        $validTableName = esc_sql(sanitize_text_field($this->tableName)); // for sql queries only 
        $sqlQuery = "CREATE TABLE `{$validTablePrefix}{$validTableName}` ( 
          `email_id` int(11) unsigned NOT NULL AUTO_INCREMENT, 
          `email_type` tinyint(2) unsigned NOT NULL DEFAULT '0', 
          `email_subject` varchar(255) NOT NULL, 
          `email_body` longtext NOT NULL, 
          `blog_id` int(11) unsigned NOT NULL DEFAULT '0', 
          PRIMARY KEY (`email_id`), 
          KEY `email_type` (`email_type`), 
          KEY `blog_id` (`blog_id`) 
        ) ENGINE=InnoDB {$this->conf->getInternalWPDB()->get_charset_collate()};"; 
 
        $created = $this->executeQuery($sqlQuery); 
 
        return $created; 
    } 
 
    /** 
     * @return bool 
     */ 
    public function drop() 
    { 
        $validTablePrefix = esc_sql(sanitize_text_field($this->tablePrefix)); // for sql queries only 
        $validTableName = esc_sql(sanitize_text_field($this->tableName)); // for sql queries only 
        $sqlQuery = "DROP TABLE IF EXISTS `{$validTablePrefix}{$validTableName}`;"; 
 
        $dropped = $this->executeQuery($sqlQuery); 
 
        return $dropped; 
    } 
 
    /** 
     * @return bool 
     */ 
    public function deleteContent() 
    { 
        $validTablePrefix = esc_sql(sanitize_text_field($this->tablePrefix)); // for sql queries only 
        $validTableName = esc_sql(sanitize_text_field($this->tableName)); // for sql queries only 
        $validBlogId = StaticValidator::getValidPositiveInteger($this->blogId); 
        $sqlQuery = "DELETE FROM `{$validTablePrefix}{$validTableName}` 
            WHERE blog_id='{$validBlogId}'"; 
 
        $deleted = $this->executeQuery($sqlQuery); 
 
        return $deleted; 
    } 
} ?>