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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\template\template */ |
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protected $template; |
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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 = false; |
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/** @var integer */ |
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private $max_depth = 0; |
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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\template\template $template Template object |
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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\template\template $template, \phpbb\user $user, $menu_items_table, $pk) |
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{ |
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parent::__construct($db, $menu_items_table, $pk); |
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$this->template = $template; |
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$this->user = $user; |
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} |
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public function set_params(array $params) |
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{ |
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$this->expanded = (bool) $params['expanded']; |
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$this->max_depth = (int) $params['max_depth']; |
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} |
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/** |
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* |
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*/ |
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public function display_navlist(array $data, \phpbb\template\twig\twig &$template, $handle = 'tree') |
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{ |
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$this->prepare_items($data); |
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if (sizeof($data)) |
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{ |
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$this_depth = 0; |
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foreach ($data as $row) |
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{ |
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$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, $handle . '.close', abs($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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public function generate_breadcrumb(array $data) |
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{ |
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$this->find_parents($data, $this->current_item['parent_id']); |
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} |
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protected function prepare_items(array &$data) |
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{ |
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$this->set_current_item($data); |
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$prev_depth = $this->min_depth; |
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$this->parental_depth = array(0 => -1); |
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foreach ($data as $item_id => $row) |
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{ |
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// Skip branch |
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if (isset($leaf)) |
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{ |
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if ($row['left_id'] < $leaf['right_id']) |
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{ |
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$this->adjust_right_id($leaf['item_id'], $data, $leaf); |
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unset($data[$item_id]); |
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continue; |
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} |
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unset($leaf); |
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} |
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$is_current_item = $this->is_current_item($row); |
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$this_depth = $this->parental_depth[$row['parent_id']] + 1; |
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$this->set_parental_depth($row, $this_depth, $is_current_item); |
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if ($row['depth'] == $this->max_depth) |
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{ |
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$leaf = $row; |
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} |
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if ($row['depth'] < $this->min_depth) |
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{ |
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unset($data[$item_id]); |
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continue; |
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} |
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$data[$item_id] = array_merge($data[$item_id], array( |
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'prev_depth' => $prev_depth, |
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'this_depth' => $this_depth, |
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'is_current' => $is_current_item, |
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'full_url' => append_sid($row['full_url']), |
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)); |
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$prev_depth = $this_depth; |
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} |
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} |
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protected function set_current_item($data) |
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{ |
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$curr_page = $this->user->page['page_name']; |
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$curr_parts = explode('&', $this->user->page['query_string']); |
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$data = array_values($data); |
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for ($i = 0, $size = sizeof($data); $i < $size; $i++) |
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{ |
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$row = $data[$i]; |
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if ($this->is_current_path($curr_page, $curr_parts, $row)) |
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{ |
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$this->adjust_depth($row); |
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$this->current_item = $row; |
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return true; |
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} |
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} |
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$this->current_item = $this->default_current_item(); |
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return false; |
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} |
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protected function default_current_item() |
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{ |
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$this->max_depth = ($this->expanded) ? $this->max_depth : 0; |
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$this->min_depth = 0; |
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return array( |
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'item_id' => 0, |
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'parent_id' => 0, |
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'left_id' => 0, |
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'right_id' => 0, |
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'depth' => 0, |
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); |
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} |
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protected function is_current_path($curr_page, array $curr_parts, array $row) |
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{ |
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return ($curr_page == $row['url_path'] && (!sizeof($row['url_query']) || sizeof(array_intersect($row['url_query'], $curr_parts)))) ? true : false; |
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} |
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protected function is_current_item(array $row) |
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{ |
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return ($row['item_id'] === $this->current_item['item_id']) ? true : false; |
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} |
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protected function set_parental_depth($row, $depth, $is_current_item) |
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{ |
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if ($is_current_item || $this->expanded || !$row['item_url'] || ($row['left_id'] < $this->current_item['left_id'] && $row['right_id'] > $this->current_item['right_id'])) |
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{ |
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$this->parental_depth[$row[$this->pk]] = $depth; |
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} |
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} |
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protected function close_open_tags(\phpbb\template\twig\twig &$template, $handle, $repeat) |
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{ |
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for ($i = 0; $i < $repeat; $i++) |
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{ |
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$template->assign_block_vars($handle, array()); |
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} |
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} |
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protected function needs_adjustment($items_depth) |
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{ |
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return ($items_depth >= $this->max_depth || !$this->expanded) ? true : false; |
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} |
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protected function adjust_depth(array $row) |
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{ |
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$depth = (int) $row['depth']; |
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if ($this->needs_adjustment($depth)) |
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{ |
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$adjustment = ($this->count_descendants($row)) ? 1 : 0; |
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$this->min_depth = ($depth) ? $depth - $this->max_depth + $adjustment : 0; |
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$this->max_depth = $depth + $adjustment; |
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} |
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} |
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protected function adjust_right_id($item_id, array &$data, array $leaf) |
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{ |
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if (isset($data[$item_id])) |
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{ |
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$data[$leaf['item_id']]['right_id'] -= 2; |
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} |
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} |
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protected function find_parents(array $data, $parent_id) |
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{ |
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if (isset($data[$parent_id]) && $data[$parent_id]['item_url'] !== 'index.php') |
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{ |
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$row = $data[$parent_id]; |
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$this->template->alter_block_array('navlinks', array( |
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'FORUM_NAME' => $row['item_title'], |
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'U_VIEW_FORUM' => $row['full_url'], |
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)); |
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$this->find_parents($data, $row['parent_id']); |
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} |
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} |
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} |
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blitze /
phpBB-ext-sitemaker
