LayersMenuCommon(); $this->phpTreeMenuSeparator = '|'; $this->phpTreeMenuDefaultExpansion = ''; $this->phpTreeMenuImagesType = 'png'; $this->phpTreeMenuTheme = ''; $this->_phpTreeMenu = array(); } /** * The method to set the dirroot directory * @access public * @return boolean */ function setDirroot($dirroot) { return $this->setDirrootCommon($dirroot); } /** * The method to set the value of separator for the Tree Menu query string * @access public * @return void */ function setPHPTreeMenuSeparator($phpTreeMenuSeparator) { $this->phpTreeMenuSeparator = $phpTreeMenuSeparator; } /** * The method to set the default value of the expansion string for the PHP Tree Menu * @access public * @return void */ function setPHPTreeMenuDefaultExpansion($phpTreeMenuDefaultExpansion) { $this->phpTreeMenuDefaultExpansion = $phpTreeMenuDefaultExpansion; } /** * The method to set the type of images used for the Tree Menu * @access public * @return void */ function setPHPTreeMenuImagesType($phpTreeMenuImagesType) { $this->phpTreeMenuImagesType = $phpTreeMenuImagesType; } /** * The method to set the prefix for filenames of images of a theme * @access public * @return void */ function setPHPTreeMenuTheme($phpTreeMenuTheme) { $this->phpTreeMenuTheme = $phpTreeMenuTheme; } /** * Method to prepare a new PHP Tree Menu. * * This method processes items of a menu and parameters submitted * through GET (i.e. nodes to be expanded) to prepare and return * the corresponding Tree Menu code. * * @access public * @param string $menu_name the name of the menu whose items have to be processed * @return string */ function newPHPTreeMenu( $menu_name = '' // non consistent default... ) { $protocol = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') ? 'https://' : 'http://'; $this_host = (isset($_SERVER['HTTP_HOST'])) ? $_SERVER['HTTP_HOST'] : $_SERVER['SERVER_NAME']; if (isset($_SERVER['SCRIPT_NAME'])) { $me = $_SERVER['SCRIPT_NAME']; } elseif (isset($_SERVER['REQUEST_URI'])) { $me = $_SERVER['REQUEST_URI']; } elseif (isset($_SERVER['PHP_SELF'])) { $me = $_SERVER['PHP_SELF']; } elseif (isset($_SERVER['PATH_INFO'])) { $me = $_SERVER['PATH_INFO']; } $url = $protocol . $this_host . $me; $query = ''; reset($_GET); while (list($key, $value) = each($_GET)) { if ($key != 'p' && $value != '') { $query .= '&' . $key . '=' . $value; } } if ($query != '') { $query = '?' . substr($query, 5) . '&p='; } else { $query = '?p='; } $p = (isset($_GET['p'])) ? $_GET['p'] : $this->phpTreeMenuDefaultExpansion; /* ********************************************************* */ /* Based on TreeMenu 1.1 by Bjorge Dijkstra (bjorge@gmx.net) */ /* ********************************************************* */ $this->_phpTreeMenu[$menu_name] = ''; $img_collapse = $this->imgwww . $this->phpTreeMenuTheme . 'tree_collapse.' . $this->phpTreeMenuImagesType; $alt_collapse = '--'; $img_collapse_corner = $this->imgwww . $this->phpTreeMenuTheme . 'tree_collapse_corner.' . $this->phpTreeMenuImagesType; $alt_collapse_corner = '--'; $img_collapse_corner_first = $this->imgwww . $this->phpTreeMenuTheme . 'tree_collapse_corner_first.' . $this->phpTreeMenuImagesType; $alt_collapse_corner_first = '--'; $img_collapse_first = $this->imgwww . $this->phpTreeMenuTheme . 'tree_collapse_first.' . $this->phpTreeMenuImagesType; $alt_collapse_first = '--'; $img_corner = $this->imgwww . $this->phpTreeMenuTheme . 'tree_corner.' . $this->phpTreeMenuImagesType; $alt_corner = '`-'; $img_expand = $this->imgwww . $this->phpTreeMenuTheme . 'tree_expand.' . $this->phpTreeMenuImagesType; $alt_expand = '+-'; $img_expand_corner = $this->imgwww . $this->phpTreeMenuTheme . 'tree_expand_corner.' . $this->phpTreeMenuImagesType; $alt_expand_corner = '+-'; $img_expand_corner_first = $this->imgwww . $this->phpTreeMenuTheme . 'tree_expand_corner_first.' . $this->phpTreeMenuImagesType; $alt_expand_corner_first = '+-'; $img_expand_first = $this->imgwww . $this->phpTreeMenuTheme . 'tree_expand_first.' . $this->phpTreeMenuImagesType; $alt_expand_first = '+-'; $img_folder_closed = $this->imgwww . $this->phpTreeMenuTheme . 'tree_folder_closed.' . $this->phpTreeMenuImagesType; $alt_folder_closed = '->'; $img_folder_open = $this->imgwww . $this->phpTreeMenuTheme . 'tree_folder_open.' . $this->phpTreeMenuImagesType; $alt_folder_open = '->'; $img_leaf = $this->imgwww . $this->phpTreeMenuTheme . 'tree_leaf.' . $this->phpTreeMenuImagesType; $alt_leaf = '->'; $img_space = $this->imgwww . $this->phpTreeMenuTheme . 'tree_space.' . $this->phpTreeMenuImagesType; $alt_space = ' '; $img_split = $this->imgwww . $this->phpTreeMenuTheme . 'tree_split.' . $this->phpTreeMenuImagesType; $alt_split = '|-'; $img_split_first = $this->imgwww . $this->phpTreeMenuTheme . 'tree_split_first.' . $this->phpTreeMenuImagesType; $alt_split_first = '|-'; $img_vertline = $this->imgwww . $this->phpTreeMenuTheme . 'tree_vertline.' . $this->phpTreeMenuImagesType; $alt_vertline = '| '; for ($i=$this->_firstItem[$menu_name]; $i<=$this->_lastItem[$menu_name]; $i++) { $expand[$i] = 0; $visible[$i] = 0; $this->tree[$i]['last_item'] = 0; } for ($i=0; $i<=$this->_maxLevel[$menu_name]; $i++) { $levels[$i] = 0; } // Get numbers of nodes to be expanded if ($p != '') { $explevels = explode($this->phpTreeMenuSeparator, $p); $explevels_count = count($explevels); for ($i=0; $i<$explevels_count; $i++) { $expand[$explevels[$i]] = 1; } } // Find last nodes of subtrees $last_level = $this->_maxLevel[$menu_name]; for ($i=$this->_lastItem[$menu_name]; $i>=$this->_firstItem[$menu_name]; $i--) { if ($this->tree[$i]['level'] < $last_level) { for ($j=$this->tree[$i]['level']+1; $j<=$this->_maxLevel[$menu_name]; $j++) { $levels[$j] = 0; } } if ($levels[$this->tree[$i]['level']] == 0) { $levels[$this->tree[$i]['level']] = 1; $this->tree[$i]['last_item'] = 1; } else { $this->tree[$i]['last_item'] = 0; } $last_level = $this->tree[$i]['level']; } // Determine visible nodes // all root nodes are always visible for ($i=$this->_firstItem[$menu_name]; $i<=$this->_lastItem[$menu_name]; $i++) { if ($this->tree[$i]['level'] == 1) { $visible[$i] = 1; } } if (isset($explevels)) { for ($i=0; $i<$explevels_count; $i++) { $n = $explevels[$i]; if ($n >= $this->_firstItem[$menu_name] && $n <= $this->_lastItem[$menu_name] && $visible[$n] == 1 && $expand[$n] == 1) { $j = $n + 1; while ($j<=$this->_lastItem[$menu_name] && $this->tree[$j]['level']>$this->tree[$n]['level']) { if ($this->tree[$j]['level'] == $this->tree[$n]['level']+1) { $visible[$j] = 1; } $j++; } } } } // Output nicely formatted tree for ($i=0; $i<$this->_maxLevel[$menu_name]; $i++) { $levels[$i] = 1; } $max_visible_level = 0; for ($cnt=$this->_firstItem[$menu_name]; $cnt<=$this->_lastItem[$menu_name]; $cnt++) { if ($visible[$cnt]) { $max_visible_level = max($max_visible_level, $this->tree[$cnt]['level']); } } for ($cnt=$this->_firstItem[$menu_name]; $cnt<=$this->_lastItem[$menu_name]; $cnt++) { if ($this->tree[$cnt]['text'] == '---') { continue; // separators are significant only for layers-based menus } if (isset($this->tree[$cnt]['selected']) && $this->tree[$cnt]['selected']) { $linkstyle = 'phplmselected'; } else { $linkstyle = 'phplm'; } if ($visible[$cnt]) { $this->_phpTreeMenu[$menu_name] .= '
' . "\n"; } } /* ********************************************************* */ /* $this->_phpTreeMenu[$menu_name] = '' . "\n" . $this->_phpTreeMenu[$menu_name] . ' | ' . "\n" . '