<?php /** * PHP Command Line Tools * * This source file is subject to the MIT license that is bundled * with this package in the file LICENSE. * * @author Ryan Sullivan <rsullivan@connectstudios.com> * @copyright 2010 James Logsdom (http://girsbrain.org) * @license http://www.opensource.org/licenses/mit-license.php The MIT License */ namespace cli\tree; /** * The ASCII renderer renders trees with ASCII lines. */ class Markdown extends Renderer { /** * How many spaces to indent by * @var int */ protected $_padding = 2; /** * @param int $padding Optional. Default 2. */ function __construct($padding = null) { if ($padding) { $this->_padding = $padding; } } /** * Renders the tree * * @param array $tree * @param int $level Optional * @return string */ public function render(array $tree, $level = 0) { $output = ''; foreach ($tree as $label => $next) { if (is_string($next)) { $label = $next; } // Output the label $output .= sprintf("%s- %s\n", str_repeat(' ', $level * $this->_padding), $label); // Next level if (is_array($next)) { $output .= $this->render($next, $level + 1); } } return $output; } }