DB.php in Anti Spam by CleanTalk 8.4

Namespace

Cleantalk\Common

File

src/lib/Cleantalk/Common/DB.php

<?php

namespace Cleantalk\Common;


/**
 * CleanTalk abstract Data Base driver.
 * Shows what should be inside.
 * Uses singleton pattern.
 *
 * @version 1.0
 * @author Cleantalk team ([e-mail])
 * @copyright (C) 2014 CleanTalk team (http://cleantalk.org)
 * @license GNU/GPL: http://www.gnu.org/copyleft/gpl.html
 * @see https://github.com/CleanTalk/php-antispam
 */
abstract class DB {
  private static $instance;

  /**
   * @var array Processed result
   */
  public $result = array();

  /**
   * @var string Database prefix
   */
  public $prefix = '';
  public function __construct() {
  }
  public function __clone() {
  }
  public function __wakeup() {
  }
  public static function getInstance() {
    if (!isset(self::$instance)) {
      self::$instance = new static();
      self::$instance
        ->init();
    }
    return self::$instance;
  }

  /**
   * Alternative constructor.
   * Initilize Database object and write it to property.
   * Set tables prefix.
   */
  protected abstract function init();

  /**
   * Set $this->query string for next uses
   *
   * @param $query
   * @return $this
   */
  public abstract function set_query($query);

  /**
   * Safely replace place holders
   *
   * @param string $query
   * @param array  $vars
   *
   * @return $this
   */
  public abstract function prepare($query, $vars = array());

  /**
   * Run any raw request
   *
   * @param $query
   *
   * @return bool|int Raw result
   */
  public abstract function execute($query);

  /**
   * Fetchs first column from query.
   * May receive raw or prepared query.
   *
   * @param bool $query
   * @param bool $response_type
   *
   * @return array|object|void|null
   */
  public abstract function fetch($query = false, $response_type = false);

  /**
   * Fetchs all result from query.
   * May receive raw or prepared query.
   *
   * @param bool $query
   * @param bool $response_type
   *
   * @return array|object|null
   */
  public abstract function fetch_all($query = false, $response_type = false);
  public abstract function get_last_error();

}

Classes

Name	Description
DB	CleanTalk abstract Data Base driver. Shows what should be inside. Uses singleton pattern.