vendor/twig/twig/src/Node/IncludeNode.php line 25

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  1. <?php
  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. */
  13. namespace Twig\Node;
  15. use Twig\Compiler;
  16. use Twig\Node\Expression\AbstractExpression;
  18. /**
  19. * Represents an include node.
  20. *
  21. * @author Fabien Potencier <fabien@symfony.com>
  22. */
  23. class IncludeNode extends Node implements NodeOutputInterface
  24. {
  25. public function __construct(AbstractExpression $expr, ?AbstractExpression $variables, bool $only, bool $ignoreMissing, int $lineno, string $tag = null)
  26. {
  27. $nodes = ['expr' => $expr];
  28. if (null !== $variables) {
  29. $nodes['variables'] = $variables;
  30. }
  32. parent::__construct($nodes, ['only' => (bool) $only, 'ignore_missing' => (bool) $ignoreMissing], $lineno, $tag);
  33. }
  35. public function compile(Compiler $compiler)
  36. {
  37. $compiler->addDebugInfo($this);
  39. if ($this->getAttribute('ignore_missing')) {
  40. $template = $compiler->getVarName();
  42. $compiler
  43. ->write(sprintf("$%s = null;\n", $template))
  44. ->write("try {\n")
  45. ->indent()
  46. ->write(sprintf('$%s = ', $template))
  47. ;
  49. $this->addGetTemplate($compiler);
  51. $compiler
  52. ->raw(";\n")
  53. ->outdent()
  54. ->write("} catch (LoaderError \$e) {\n")
  55. ->indent()
  56. ->write("// ignore missing template\n")
  57. ->outdent()
  58. ->write("}\n")
  59. ->write(sprintf("if ($%s) {\n", $template))
  60. ->indent()
  61. ->write(sprintf('$%s->display(', $template))
  62. ;
  63. $this->addTemplateArguments($compiler);
  64. $compiler
  65. ->raw(");\n")
  66. ->outdent()
  67. ->write("}\n")
  68. ;
  69. } else {
  70. $this->addGetTemplate($compiler);
  71. $compiler->raw('->display(');
  72. $this->addTemplateArguments($compiler);
  73. $compiler->raw(");\n");
  74. }
  75. }
  77. protected function addGetTemplate(Compiler $compiler)
  78. {
  79. $compiler
  80. ->write('$this->loadTemplate(')
  81. ->subcompile($this->getNode('expr'))
  82. ->raw(', ')
  83. ->repr($this->getTemplateName())
  84. ->raw(', ')
  85. ->repr($this->getTemplateLine())
  86. ->raw(')')
  87. ;
  88. }
  90. protected function addTemplateArguments(Compiler $compiler)
  91. {
  92. if (!$this->hasNode('variables')) {
  93. $compiler->raw(false === $this->getAttribute('only') ? '$context' : '[]');
  94. } elseif (false === $this->getAttribute('only')) {
  95. $compiler
  96. ->raw('twig_array_merge($context, ')
  97. ->subcompile($this->getNode('variables'))
  98. ->raw(')')
  99. ;
  100. } else {
  101. $compiler->raw('twig_to_array(');
  102. $compiler->subcompile($this->getNode('variables'));
  103. $compiler->raw(')');
  104. }
  105. }
  106. }
  108. class_alias('Twig\Node\IncludeNode', 'Twig_Node_Include');