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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @package sitemaker  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @copyright (c) 2013 Daniel A. (blitze)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace blitze\sitemaker\services\menus;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class display extends \blitze\sitemaker\services\tree\display  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/** @var \phpbb\user */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	protected $user;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/** @var bool */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $expanded = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/** @var integer */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $max_depth = 100;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/** @var integer */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $min_depth = 0;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/** @var array */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $parental_depth;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/** @var array */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	private $current_item;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * Construct  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @param \phpbb\db\driver\driver_interface		$db             	Database connection  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @param \phpbb\user							$user				User Object  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @param string								$menu_items_table	Menu Items table  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @param string								$pk					Primary key  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function __construct(\phpbb\db\driver\driver_interface $db, \phpbb\user $user, $menu_items_table, $pk)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		parent::__construct($db, $menu_items_table, $pk);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->user = $user;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @param array $params  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @return void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function set_params(array $params)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->expanded = (bool) ((isset($params['expanded'])) ? $params['expanded'] : true);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->max_depth = (int) ((isset($params['max_depth'])) ? $params['max_depth'] : 100);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @param array $data  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @param \phpbb\template\twig\twig $template  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @param string $handle  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @return void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function display_navlist(array $data, \phpbb\template\twig\twig &$template, $handle = 'tree')  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->set_current_item($data);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->prepare_items($data['items']);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if (sizeof($data['items']))  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this_depth = 0;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			foreach ($data['items'] as $row)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$prev_depth = $row['prev_depth'];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$this_depth = $row['this_depth'];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$row['num_kids'] = $this->count_descendants($row);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$template->assign_block_vars($handle, array_change_key_case($row, CASE_UPPER));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$this->close_open_tags($template, $handle . '.close', (int) abs($prev_depth - $this_depth));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$this->close_open_tags($template, 'close_' . $handle, ($this_depth - $this->min_depth));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @param array $data  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @return bool  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                	 */  | 
            
            
                                                                        
                            
            
                                    
            
            
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                	protected function set_current_item(array $data)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$paths = (array) $data['paths'];  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->min_depth = 0;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		arsort($paths);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$curr_path = $this->get_current_path();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		foreach ($paths as $item_id => $test_url)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                			if (strpos($curr_path, $test_url) !== false)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                				$row = $data['items'][$item_id];  | 
            
            
                                                                        
                            
            
                                    
            
            
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                				$this->adjust_depth($row);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                				$this->current_item = $row;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                				return true;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                             9                          | 
                
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                			}  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		$this->current_item = $this->default_current_item();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                		return false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @return string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             10                          | 
                
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	protected function get_current_path()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             10                          | 
                
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                             10                          | 
                
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                		$curr_page = '/' . ltrim($this->user->page['page_dir'] . '/' . $this->user->page['page_name'], './');  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$curr_parts = explode('&', $this->user->page['query_string']); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             10                          | 
                
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                		sort($curr_parts);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             10                          | 
                
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                		return $curr_page . '?' . join('&', $curr_parts); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * return void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             4                          | 
                
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	protected function default_current_item()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             4                          | 
                
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                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             4                          | 
                
                 | 
                		$this->max_depth = ($this->expanded) ? $this->max_depth : 0;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    133
                 | 
                                    
                                                     | 
                
                 | 
                		$this->min_depth = 0;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    134
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    135
                 | 
                                    
                             4                          | 
                
                 | 
                		return array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    136
                 | 
                                    
                             4                          | 
                
                 | 
                			$this->column_item_id	=> 0,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                             4                          | 
                
                 | 
                			$this->column_parent_id	=> 0,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    138
                 | 
                                    
                             4                          | 
                
                 | 
                			$this->column_left_id	=> 0,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                             4                          | 
                
                 | 
                			$this->column_right_id	=> 0,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                             4                          | 
                
                 | 
                			$this->column_depth		=> 0,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                		);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    145
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $data  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    146
                 | 
                                    
                                                     | 
                
                 | 
                	 * @return void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    147
                 | 
                                    
                             10                          | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    148
                 | 
                                    
                                                     | 
                
                 | 
                	protected function prepare_items(array &$data)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    149
                 | 
                                    
                             10                          | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    150
                 | 
                                    
                             10                          | 
                
                 | 
                		$leaf = array();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    151
                 | 
                                    
                             10                          | 
                
                 | 
                		$prev_depth = $this->min_depth;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    152
                 | 
                                    
                                                     | 
                
                 | 
                		$this->parental_depth = array(0 => -1);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    153
                 | 
                                    
                             10                          | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    154
                 | 
                                    
                                                     | 
                
                 | 
                		foreach ($data as $item_id => $row)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    155
                 | 
                                    
                                                     | 
                
                 | 
                		{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    156
                 | 
                                    
                             10                          | 
                
                 | 
                			// Skip branch  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    157
                 | 
                                    
                             10                          | 
                
                 | 
                			if ($this->should_skip_branch($row, $leaf))  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    158
                 | 
                                    
                             4                          | 
                
                 | 
                			{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    159
                 | 
                                    
                             4                          | 
                
                 | 
                				$this->adjust_right_id($leaf[$this->column_item_id], $data, $leaf);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    160
                 | 
                                    
                             4                          | 
                
                 | 
                				unset($data[$item_id]);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    161
                 | 
                                    
                                                     | 
                
                 | 
                				continue;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    162
                 | 
                                    
                                                     | 
                
                 | 
                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    163
                 | 
                                    
                             10                          | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    164
                 | 
                                    
                             10                          | 
                
                 | 
                			[$is_current_item, $is_parent] = $this->get_current_item($row);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    165
                 | 
                                    
                             10                          | 
                
                 | 
                			$this_depth	= $this->get_parental_depth($row) + 1;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    166
                 | 
                                    
                             10                          | 
                
                 | 
                			$leaf = $this->get_leaf_node($row, $is_current_item, $is_parent);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    167
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    168
                 | 
                                    
                             10                          | 
                
                 | 
                			$this->parental_depth[$row[$this->pk]] = $this_depth;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    169
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    170
                 | 
                                    
                             10                          | 
                
                 | 
                			if ($row[$this->column_depth] < $this->min_depth)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    171
                 | 
                                    
                             10                          | 
                
                 | 
                			{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    172
                 | 
                                    
                             2                          | 
                
                 | 
                				unset($data[$item_id]);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    173
                 | 
                                    
                             2                          | 
                
                 | 
                				continue;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    174
                 | 
                                    
                                                     | 
                
                 | 
                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    175
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    176
                 | 
                                    
                             10                          | 
                
                 | 
                			$data[$item_id] = array_merge($data[$item_id], array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    177
                 | 
                                    
                             10                          | 
                
                 | 
                				'prev_depth'	=> $prev_depth,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    178
                 | 
                                    
                             10                          | 
                
                 | 
                				'this_depth'	=> $this_depth,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    179
                 | 
                                    
                             10                          | 
                
                 | 
                				'is_current'	=> $is_current_item,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    180
                 | 
                                    
                             10                          | 
                
                 | 
                				'is_parent'		=> $is_parent,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    181
                 | 
                                    
                             10                          | 
                
                 | 
                				'full_url'		=> $this->get_full_url($row),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    182
                 | 
                                    
                             10                          | 
                
                 | 
                			));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    183
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    184
                 | 
                                    
                             10                          | 
                
                 | 
                			$prev_depth = $this_depth;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    185
                 | 
                                    
                             10                          | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    186
                 | 
                                    
                             10                          | 
                
                 | 
                		unset($this->parental_depth, $data);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    187
                 | 
                                    
                             10                          | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    188
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    189
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    190
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $row  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    191
                 | 
                                    
                                                     | 
                
                 | 
                	 * @return int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    192
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    193
                 | 
                                    
                                                     | 
                
                 | 
                	protected function get_parental_depth(array $row)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    194
                 | 
                                    
                             10                          | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    195
                 | 
                                    
                                                     | 
                
                 | 
                		$parent_id = $row[$this->column_parent_id];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    196
                 | 
                                    
                             10                          | 
                
                 | 
                		return isset($this->parental_depth[$parent_id]) ? $this->parental_depth[$parent_id] : -1;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    197
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    198
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    199
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    200
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $row  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    201
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $leaf  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    202
                 | 
                                    
                                                     | 
                
                 | 
                	 * @return bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    203
                 | 
                                    
                             10                          | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    204
                 | 
                                    
                                                     | 
                
                 | 
                	protected function should_skip_branch(array $row, array $leaf)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    205
                 | 
                                    
                             10                          | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    206
                 | 
                                    
                                                     | 
                
                 | 
                		return (sizeof($leaf) && $row[$this->column_left_id] < $leaf[$this->column_right_id]);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    207
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    208
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    209
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    210
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $row  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    211
                 | 
                                    
                                                     | 
                
                 | 
                	 * @return array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    212
                 | 
                                    
                             10                          | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    213
                 | 
                                    
                                                     | 
                
                 | 
                	protected function get_current_item(array $row)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    214
                 | 
                                    
                             10                          | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    215
                 | 
                                    
                                                     | 
                
                 | 
                		$is_current_item = $is_parent = false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    216
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    217
                 | 
                                    
                                                     | 
                
                 | 
                		if ($this->current_item)  | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    218
                 | 
                                    
                                                     | 
                
                 | 
                		{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    219
                 | 
                                    
                                                     | 
                
                 | 
                			$is_current_item = $this->is_current_item($row);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    220
                 | 
                                    
                                                     | 
                
                 | 
                			$is_parent = $this->is_parent_of_current_item($row);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    221
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    222
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    223
                 | 
                                    
                                                     | 
                
                 | 
                		return [$is_current_item, $is_parent];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    224
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    225
                 | 
                                    
                             10                          | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    226
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    227
                 | 
                                    
                             10                          | 
                
                 | 
                	 * @param array $row  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    228
                 | 
                                    
                                                     | 
                
                 | 
                	 * @return bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    229
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    230
                 | 
                                    
                                                     | 
                
                 | 
                	protected function is_current_item(array $row)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    231
                 | 
                                    
                                                     | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    232
                 | 
                                    
                                                     | 
                
                 | 
                		return ($row[$this->column_item_id] === $this->current_item[$this->column_item_id]) ? true : false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    233
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    234
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    235
                 | 
                                    
                             10                          | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    236
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $row  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    237
                 | 
                                    
                             10                          | 
                
                 | 
                	 * @return bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    238
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    239
                 | 
                                    
                                                     | 
                
                 | 
                	protected function is_parent_of_current_item(array $row)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    240
                 | 
                                    
                                                     | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    241
                 | 
                                    
                                                     | 
                
                 | 
                		return ($row[$this->column_left_id] < $this->current_item[$this->column_left_id] && $row[$this->column_right_id] > $this->current_item[$this->column_right_id]) ? true : false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    242
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    243
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    244
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    245
                 | 
                                    
                                                     | 
                
                 | 
                	 * Does the branch end here?  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    246
                 | 
                                    
                             10                          | 
                
                 | 
                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    247
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $row  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    248
                 | 
                                    
                             10                          | 
                
                 | 
                	 * @param bool $is_current_item  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    249
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param bool $is_current_items_parent  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    250
                 | 
                                    
                             8                          | 
                
                 | 
                	 * @return array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    251
                 | 
                                    
                             8                          | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    252
                 | 
                                    
                             10                          | 
                
                 | 
                	protected function get_leaf_node(array $row, $is_current_item, $is_current_items_parent)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    253
                 | 
                                    
                                                     | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    254
                 | 
                                    
                                                     | 
                
                 | 
                		return ($this->must_not_expand($row, $is_current_items_parent) && !$is_current_item && $row['is_expandable']) ? $row : array();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    255
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    256
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    257
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    258
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $row  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    259
                 | 
                                    
                             6                          | 
                
                 | 
                	 * @param bool $is_current_items_parent  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    260
                 | 
                                    
                                                     | 
                
                 | 
                	 * @return bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    261
                 | 
                                    
                             6                          | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    262
                 | 
                                    
                                                     | 
                
                 | 
                	protected function must_not_expand(array $row, $is_current_items_parent)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    263
                 | 
                                    
                                                     | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    264
                 | 
                                    
                                                     | 
                
                 | 
                		return ($row[$this->column_depth] === $this->max_depth || !$is_current_items_parent && !$this->expanded) ? true : false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    265
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    266
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    267
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    268
                 | 
                                    
                             6                          | 
                
                 | 
                	 * @param \phpbb\template\twig\twig $template  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    269
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param string $handle  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    270
                 | 
                                    
                             6                          | 
                
                 | 
                	 * @param int $repeat  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    271
                 | 
                                    
                             6                          | 
                
                 | 
                	 * @return void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    272
                 | 
                                    
                             6                          | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    273
                 | 
                                    
                             2                          | 
                
                 | 
                	protected function close_open_tags(\phpbb\template\twig\twig &$template, $handle, $repeat)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    274
                 | 
                                    
                             2                          | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    275
                 | 
                                    
                             2                          | 
                
                 | 
                		for ($i = 0; $i < $repeat; $i++)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    276
                 | 
                                    
                             6                          | 
                
                 | 
                		{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    277
                 | 
                                    
                                                     | 
                
                 | 
                			$template->assign_block_vars($handle, array());  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    278
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    279
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    280
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    281
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    282
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param int $items_depth  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    283
                 | 
                                    
                                                     | 
                
                 | 
                	 * return bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    284
                 | 
                                    
                             4                          | 
                
                 | 
                	 * @return bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    285
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    286
                 | 
                                    
                             4                          | 
                
                 | 
                	protected function needs_adjustment($items_depth)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    287
                 | 
                                    
                             4                          | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    288
                 | 
                                    
                             4                          | 
                
                 | 
                		return (!$this->expanded && $items_depth >= $this->max_depth) ? true : false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    289
                 | 
                                    
                             4                          | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    290
                 | 
                                    
                             4                          | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    291
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    292
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $row  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    293
                 | 
                                    
                                                     | 
                
                 | 
                	 * @return void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    294
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    295
                 | 
                                    
                                                     | 
                
                 | 
                	protected function adjust_depth(array $row)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    296
                 | 
                                    
                                                     | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    297
                 | 
                                    
                                                     | 
                
                 | 
                		$depth = (int) $row[$this->column_depth];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    298
                 | 
                                    
                             10                          | 
                
                 | 
                		if ($this->needs_adjustment($depth))  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    299
                 | 
                                    
                                                     | 
                
                 | 
                		{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    300
                 | 
                                    
                             10                          | 
                
                 | 
                			$adjustment = ($this->count_descendants($row)) ? 1 : 0;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    301
                 | 
                                    
                             10                          | 
                
                 | 
                			$this->set_depth_limits($depth, $adjustment);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    302
                 | 
                                    
                             10                          | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    303
                 | 
                                    
                             6                          | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    304
                 | 
                                    
                             6                          | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    305
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    306
                 | 
                                    
                             10                          | 
                
                 | 
                	 * @param int $item_id  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    307
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $data  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    308
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $leaf  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    309
                 | 
                                    
                                                     | 
                
                 | 
                	 * @return void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    310
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    311
                 | 
                                    
                                                     | 
                
                 | 
                	protected function adjust_right_id($item_id, array &$data, array $leaf)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    312
                 | 
                                    
                                                     | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    313
                 | 
                                    
                             2                          | 
                
                 | 
                		if (isset($data[$item_id]))  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    314
                 | 
                                    
                                                     | 
                
                 | 
                		{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    315
                 | 
                                    
                             2                          | 
                
                 | 
                			$data[$leaf[$this->column_item_id]][$this->column_right_id] -= 2;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    316
                 | 
                                    
                             2                          | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    317
                 | 
                                    
                             2                          | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    318
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    319
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    320
                 | 
                                    
                                                     | 
                
                 | 
                	 * Append session id to local, non-directory paths  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    321
                 | 
                                    
                                                     | 
                
                 | 
                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    322
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param array $row  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    323
                 | 
                                    
                                                     | 
                
                 | 
                	 * @return string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    324
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    325
                 | 
                                    
                                                     | 
                
                 | 
                	protected function get_full_url(array $row)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    326
                 | 
                                    
                                                     | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    327
                 | 
                                    
                                                     | 
                
                 | 
                		$full_url = $row['full_url'];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    328
                 | 
                                    
                                                     | 
                
                 | 
                		if ($row['is_navigable'])  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    329
                 | 
                                    
                                                     | 
                
                 | 
                		{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    330
                 | 
                                    
                                                     | 
                
                 | 
                			$full_url = append_sid($row['full_url'], false, false);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    331
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    332
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    333
                 | 
                                    
                                                     | 
                
                 | 
                		return $full_url;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    334
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    335
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    336
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    337
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param int $depth  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    338
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param int $adjustment  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    339
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    340
                 | 
                                    
                                                     | 
                
                 | 
                	protected function set_depth_limits($depth, $adjustment)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    341
                 | 
                                    
                                                     | 
                
                 | 
                	{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    342
                 | 
                                    
                                                     | 
                
                 | 
                		$this->min_depth = ($this->max_depth && $depth >= $this->max_depth) ? $depth - $this->max_depth + $adjustment : 0;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    343
                 | 
                                    
                                                     | 
                
                 | 
                		$this->max_depth = $depth + $adjustment;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    344
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    345
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                                                        
            
                                    
            
            
                | 
                    346
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                        
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.