Latte macro for creating table from Nette\Database\Selection easily

TableMacros.php

<?php

/**
 * Latte macros.
 *
 * @copyright  Copyright (c) 2011 Vaclav Bohac
 * @package    Macros
 */

use Nette\Latte;


/**
 * Macros helping with creating tables filled
 * with Nette\Database data.
 *
 * @author     Vaclav Bohac
 * @package    Macros
 */
class TableMacros extends Latte\Macros\MacroSet
{

	public static function install(Latte\Parser $parser)
	{
		$me = new static($parser);
		$me->addMacro("table", '?> <table><tr>
			<?php $_selection = %node.word; $_columns = %node.array; foreach (array_keys($_columns) as $_heading) : ?>
				<th><?php echo %escape($_heading) ?></th>
			<?php endforeach ?>
			</tr>
			<?php foreach ($_selection as $_row) : ?>
				<tr>
					<?php foreach ($_columns as $_column) : $_format = False ?>
					<td>
						<?php
							if (is_string($_column) && ($_pos = strpos($_column, ":")) !== False) {
								$_format = substr($_column, $_pos + 1);
								$_column = substr($_column, 0, $_pos);	
							}

							if (($_isArray = is_array($_column)) || strpos($_column, ".") !== False) {
								$_tmp = $_row;
								foreach ($_isArray ? $_column : explode(".", $_column) as $_key => $_prop) {
									if ($_key === "format") {
										$_format = $_prop;
									} else {
										$_tmp = $_tmp->{$_prop};
									}
								}
								$_result = $_tmp;

							} else {
								$_result = $_row->{$_column};
							}

							if ($_format) {
								$_result = Nette\DateTime::from($_result)
									->format($_format);
							}
							
							echo %escape($_result);
						?>
					</td>
					<?php endforeach ?>
				</tr>
			<?php endforeach ?>
		</table> <?php');
	}

}

template.phtml

{block #content}

	<h1>Seznam uživatelů</h1>

	{table $users Jméno => firstname, Příjmení => lastname, Role => "roles.name", Vytvořeno => "created:d.m.Y"}

	{* Results in ... 

	<table>
		<tr>
			<th>Jméno</th>
			<th>Příjmení</th>
			<th>Role</th>
			<th>Vytvořeno</th>
		</tr>
		<tr>
			<td>John</td>
			<td>Doe</td>
			<td>Admin</td>
			<td>1.1.1970</td>
		</tr>
		<tr>
			<td>Lorem</td>
			<!-- ... -->
		</tr>
	</table>
	
	*}

{/block}