1<?php 2 3/* 4 * This file is part of Twig. 5 * 6 * (c) Fabien Potencier 7 * (c) Armin Ronacher 8 * 9 * For the full copyright and license information, please view the LICENSE 10 * file that was distributed with this source code. 11 */ 12 13namespace Twig\Node; 14 15use Twig\Compiler; 16use Twig\Node\Expression\AbstractExpression; 17 18/** 19 * Represents an include node. 20 * 21 * @author Fabien Potencier <fabien@symfony.com> 22 */ 23class IncludeNode extends Node implements NodeOutputInterface 24{ 25 public function __construct(AbstractExpression $expr, AbstractExpression $variables = null, $only = false, $ignoreMissing = false, $lineno, $tag = null) 26 { 27 $nodes = ['expr' => $expr]; 28 if (null !== $variables) { 29 $nodes['variables'] = $variables; 30 } 31 32 parent::__construct($nodes, ['only' => (bool) $only, 'ignore_missing' => (bool) $ignoreMissing], $lineno, $tag); 33 } 34 35 public function compile(Compiler $compiler) 36 { 37 $compiler->addDebugInfo($this); 38 39 if ($this->getAttribute('ignore_missing')) { 40 $compiler 41 ->write("try {\n") 42 ->indent() 43 ; 44 } 45 46 $this->addGetTemplate($compiler); 47 48 $compiler->raw('->display('); 49 50 $this->addTemplateArguments($compiler); 51 52 $compiler->raw(");\n"); 53 54 if ($this->getAttribute('ignore_missing')) { 55 $compiler 56 ->outdent() 57 ->write("} catch (LoaderError \$e) {\n") 58 ->indent() 59 ->write("// ignore missing template\n") 60 ->outdent() 61 ->write("}\n\n") 62 ; 63 } 64 } 65 66 protected function addGetTemplate(Compiler $compiler) 67 { 68 $compiler 69 ->write('$this->loadTemplate(') 70 ->subcompile($this->getNode('expr')) 71 ->raw(', ') 72 ->repr($this->getTemplateName()) 73 ->raw(', ') 74 ->repr($this->getTemplateLine()) 75 ->raw(')') 76 ; 77 } 78 79 protected function addTemplateArguments(Compiler $compiler) 80 { 81 if (!$this->hasNode('variables')) { 82 $compiler->raw(false === $this->getAttribute('only') ? '$context' : '[]'); 83 } elseif (false === $this->getAttribute('only')) { 84 $compiler 85 ->raw('twig_array_merge($context, ') 86 ->subcompile($this->getNode('variables')) 87 ->raw(')') 88 ; 89 } else { 90 $compiler->raw('twig_to_array('); 91 $compiler->subcompile($this->getNode('variables')); 92 $compiler->raw(')'); 93 } 94 } 95} 96 97class_alias('Twig\Node\IncludeNode', 'Twig_Node_Include'); 98