Opencart 3.0 живой поиск

<?php  
class ControllerExtensionModuleAutosearch extends Controller {  
	private $error = array(); 
  
	public function index() { 
	 
		$data['css'] = ''; 
			 
		if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/extension/module/autosearch.tpl')) { 
			$this->response->setOutput($this->load->view($this->config->get('config_template') . '/template/extension/module/autosearch.tpl', $data)); 
		} else { 
			$this->response->setOutput($this->load->view('default/template/extension/module/autosearch.tpl', $data)); 
		}			 
  	} 
	public function ajaxLiveSearch() { 
					$json = array(); 
					if(!empty($this->request->get['filter_name'])){ 
						$this->load->model('catalog/product'); 
						$this->load->model('extension/module/autosearch'); 
						$this->load->model('tool/image'); 
 
						$filter_manufacturer = ($this->config->get('search_manufacturer_on_off')=='1') ? true : false; 
						$filter_upc = ($this->config->get('search_upc_on_off')=='1') ? true : false; 
						$filter_sku = ($this->config->get('search_sku_on_off')=='1') ? true : false; 
						$filter_model = ($this->config->get('search_model_on_off')=='1') ? true : false; 
						$filter_tag = ($this->config->get('search_tag_on_off')=='1') ? true : false; 
						 
						$filterdata=array( 
							'filter_name' => $this->request->get['filter_name'], 
							'filter_manufacturer' => $filter_manufacturer, 
							'filter_upc' => $filter_upc, 
							'filter_sku' => $filter_sku, 
							'filter_model' => $filter_model, 
							'filter_tag' => $filter_tag, 
							'start' => 0, 
							'limit' => 5, 
						); 
						$results = (array) $this->model_extension_module_autosearch->ajaxLiveSearch($filterdata); 
						 
						foreach($results as $result){ 
							$width = 100; 
							$height = 100; 
							if($this->config->get('image_search_width')!='' && $this->config->get('image_search_height')!=''){ 
								$width = $this->config->get('image_search_width'); 
								$height = $this->config->get('image_search_height'); 
							} 
						 
							if(!empty($result['image'])&&file_exists(DIR_IMAGE .$result['image'])){ 
								$image = $this->model_tool_image->resize($result['image'],$width,$height); 
							}else if(file_exists(DIR_IMAGE .'data/logo.png')){ 
								$image = $this->model_tool_image->resize('data/logo.png',$width,$height); 
							}else{	 
								$image = $this->model_tool_image->resize('no_image.jpg',$width,$height); 
							} 
							$this->load->language('product/product'); 
							if ($result['quantity'] <= 0) { 
								$stock_result = $result['stock_status']; 
							} else { 
								$stock_result = $this->language->get('text_instock'); 
							} 
							 
							 
								$name=''; 
								$model=''; 
								$manufacturer='';							 
								$breakchars = array(); 
								$result['name'] = html_entity_decode ($result['name'], ENT_QUOTES, 'UTF-8'); 
								$this->request->get['filter_name'] = html_entity_decode ($this->request->get['filter_name'], ENT_QUOTES, 'UTF-8'); 
								$name=str_ireplace($this->request->get['filter_name'],'<span class="highlight">'. htmlspecialchars(substr($result['name'],stripos($result['name'],$this->request->get['filter_name']),strlen($this->request->get['filter_name']))) .'</span>',$result['name']); 
								 
								$result['model'] = html_entity_decode ($result['model'], ENT_QUOTES, 'UTF-8'); 
								$model=str_ireplace($this->request->get['filter_name'],'<span class="highlight">'. htmlspecialchars(substr($result['model'],stripos($result['model'],$this->request->get['filter_name']),strlen($this->request->get['filter_name']))) .'</span>',$result['model']); 
								 
								$result['manufacturer'] = html_entity_decode($result['manufacturer'], ENT_QUOTES, 'UTF-8'); 
								$manufacturer=str_ireplace($this->request->get['filter_name'],'<span class="highlight">'. htmlspecialchars(substr($result['manufacturer'],stripos($result['manufacturer'],$this->request->get['filter_name']),strlen($this->request->get['filter_name']))) .'</span>',$result['manufacturer']); 
							 
							if ($this->customer->isLogged() || !$this->config->get('config_customer_price')) { 
								$price = $this->currency->format($this->tax->calculate($result['price'], $result['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']); 
							} else { 
								$price = false; 
							} 
 
							if ((float)$result['special']) { 
								$special = $this->currency->format($this->tax->calculate($result['special'], $result['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']); 
							} else { 
								$special = false; 
							} 
 
							if ($this->config->get('config_tax')) { 
								$tax = $this->currency->format((float)$result['special'] ? $result['special'] : $result['price'], $this->session->data['currency']); 
							} else { 
								$tax = false; 
							} 
 
							if ($this->config->get('config_review_status')) { 
								$rating = (int)$result['rating']; 
							} else { 
								$rating = false; 
							} 
							 
							 
							 
							 
							$json[] = array( 
								'product_id' 	=> $result['product_id'], 
								'name' 			=> $name,								 
								'name1' 		=> $result['name'], 
								'model' 		=> ($this->config->get('display_model_on_off') =='1') ? $model: false , 
								'stock_status' 	=> ($this->config->get('display_stock_on_off') =='1') ? $stock_result: false , 
								'image' 		=> ($this->config->get('display_image_on_off') =='1') ? $image: false , 
								'manufacturer' 	=> ($this->config->get('display_manufacturer_on_off') =='1') ? $manufacturer: false , 
								'price' 		=> ($this->config->get('display_price_on_off') =='1') ? $price: false , 
								'special' 		=> ($this->config->get('display_price_on_off') =='1') ? $special: false , 
								'rating' 		=> ($this->config->get('display_rating_on_off') =='1') ? $rating: false , 
								'href'        => $this->url->link('product/product', 'product_id=' . $result['product_id']) 
								 
							); 
						 
						} 
					} 
					$this->response->addHeader('Content-Type: application/json'); 
					$this->response->setOutput(json_encode($json)); 
				} 
} 
?>