* {foreach $array val} * $array is not empty so we display it's values : {$val} * {else} * if this shows, it means that $array is empty or doesn't exist. * {/foreach} * * * This software is provided 'as-is', without any express or implied warranty. * In no event will the authors be held liable for any damages arising from the use of this software. * * @author Jordi Boggiano * @copyright Copyright (c) 2008, Jordi Boggiano * @license http://dwoo.org/LICENSE Modified BSD License * @link http://dwoo.org/ * @version 1.0.0 * @date 2008-10-23 * @package Dwoo */ class Dwoo_Plugin_else extends Dwoo_Block_Plugin implements Dwoo_ICompilable_Block { public function init() { } public static function preProcessing(Dwoo_Compiler $compiler, array $params, $prepend, $append, $type) { $preContent = ''; while (true) { $preContent .= $compiler->removeTopBlock(); $block =& $compiler->getCurrentBlock(); $interfaces = class_implements($block['class'], false); if (in_array('Dwoo_IElseable', $interfaces) !== false) { break; } } $params['initialized'] = true; $compiler->injectBlock($type, $params); return $preContent; } public static function postProcessing(Dwoo_Compiler $compiler, array $params, $prepend, $append, $content) { if (!isset($params['initialized'])) { return ''; } $block =& $compiler->getCurrentBlock(); $block['params']['hasElse'] = Dwoo_Compiler::PHP_OPEN."else {\n".Dwoo_Compiler::PHP_CLOSE . $content . Dwoo_Compiler::PHP_OPEN."\n}".Dwoo_Compiler::PHP_CLOSE; return ''; } }