toutpratique/override/controllers/admin/AdminSearchController.php

<?php

class AdminSearchController extends AdminSearchControllerCore {

	public function __construct()
	{
		parent::__construct();
	}

	public function displayAjaxgetRelationPostsCms()
	{
		$id_lang = Context::getContext()->language->id;
		$sql = '
			SELECT c.id_post as id, lc.title as content
			FROM `'._DB_PREFIX_.'cmsps_posts` c
			LEFT JOIN `'._DB_PREFIX_.'cmsps_posts_lang` lc 
				ON c.`id_post` = lc.`id_post`
				AND lc.id_lang = '.$id_lang.'
			WHERE 1 
			'.( Tools::getValue('q') != '' ? ' AND lc.title LIKE "%'.pSQL(Tools::getValue('q')).'%"' : '' ).'
			GROUP BY c.id_post';

		if ($id_shop) {
			$sql.= ' AND lc.`id_shop` = '.(int)$id_shop;
		}
		
		$res = Db::getInstance()->executeS($sql);

		die(json_encode(array('results' => $res)));
	}

	public function displayAjaxgetRelationPostsProduct() {
		$id_lang = Context::getContext()->language->id;
		$sql = '
			SELECT p.id_product as id, pl.name as content
			FROM `'._DB_PREFIX_.'product` p
			LEFT JOIN `'._DB_PREFIX_.'product_lang` pl 
				ON p.`id_product` = pl.`id_product`
				AND pl.id_lang = '.$id_lang.'
			WHERE 1 
			'.( Tools::getValue('q') != '' ? ' AND pl.name LIKE "%'.pSQL(Tools::getValue('q')).'%"' : '' ).'
			GROUP BY p.id_product';

		if ($id_shop) {
			$sql.= ' AND pl.`id_shop` = '.(int)$id_shop;
		}

		$res = Db::getInstance()->executeS($sql);

		die(json_encode(array('results' => $res)));
	}

	public function displayAjaxgetRelationCmsPack() {
		$sql = '
			SELECT p.id_pack as id, p.title as content
			FROM `'._DB_PREFIX_.'cms_pack` p 
			WHERE 1 	
			'.( Tools::getValue('q') != '' ? ' AND p.title LIKE "%'.pSQL(Tools::getValue('q')).'%"' : '' ).'
			GROUP BY p.id_pack';
		$res = Db::getInstance()->executeS($sql);

		die(json_encode(array('results' => $res)));
	}

	public function displayAjaxgetRelationPostsEdito()
	{
		$id_lang = Context::getContext()->language->id;
		$sql = '
			SELECT c.id_edito as id, lc.title as content
			FROM `'._DB_PREFIX_.'cmsps_editos` c
			LEFT JOIN `'._DB_PREFIX_.'cmsps_editos_lang` lc 
				ON c.`id_edito` = lc.`id_edito`
				AND lc.id_lang = '.$id_lang.'
			WHERE 1 
			'.( Tools::getValue('q') != '' ? ' AND lc.title LIKE "%'.pSQL(Tools::getValue('q')).'%"' : '' ).'
			GROUP BY c.id_edito';

		if ($id_shop) {
			$sql.= ' AND lc.`id_shop` = '.(int)$id_shop;
		}

		$res = Db::getInstance()->executeS($sql);

		die(json_encode(array('results' => $res)));
	}

	public function displayAjaxgetRelationCategoryCms($search = '', $id_lang = null, $id_shop = null)
	{
		$id_lang = Context::getContext()->language->id;
		$sql = '
			SELECT c.id_category as id, lc.title as content
			FROM `'._DB_PREFIX_.'cmsps_categories` c
			LEFT JOIN `'._DB_PREFIX_.'cmsps_categories_lang` lc 
				ON c.`id_category` = lc.`id_category`
				AND lc.id_lang = '.$id_lang.'
			LEFT JOIN `'._DB_PREFIX_.'cmsps_categories_shop` ls 
				ON c.`id_category` = ls.`id_category`
			WHERE 1 
			'.( Tools::getValue('q') != '' ? ' AND lc.title LIKE "%'.pSQL(Tools::getValue('q')).'%"' : '' ).'
			GROUP BY c.id_category';

		if ($id_shop) {
			$sql.= ' AND ls.`id_shop` = '.(int)$id_shop;
		}

		$res = Db::getInstance()->executeS($sql);

		die(json_encode(array('results' => $res)));
	}
}