<?php

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/*

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* This file is part of Twig.

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*

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* (c) Fabien Potencier

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* (c) Armin Ronacher

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*

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* For the full copyright and license information, please view the LICENSE

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* file that was distributed with this source code.

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*/

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namespace WPML\Core\Twig\Node;

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use WPML\Core\Twig\Compiler;

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use WPML\Core\Twig\Node\Expression\AbstractExpression;

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use WPML\Core\Twig\Node\Expression\ConstantExpression;

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use WPML\Core\Twig\Source;

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/**

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* Represents a module node.

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*

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* Consider this class as being final. If you need to customize the behavior of

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* the generated class, consider adding nodes to the following nodes: display_start,

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* display_end, constructor_start, constructor_end, and class_end.

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*

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* @author Fabien Potencier <fabien@symfony.com>

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*/

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class ModuleNode extends \WPML\Core\Twig\Node\Node

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{

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public function __construct(\WPML\Core\Twig_NodeInterface $body, \WPML\Core\Twig\Node\Expression\AbstractExpression $parent = null, \WPML\Core\Twig_NodeInterface $blocks, \WPML\Core\Twig_NodeInterface $macros, \WPML\Core\Twig_NodeInterface $traits, $embeddedTemplates, $name, $source = '')

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{

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if (!$name instanceof \WPML\Core\Twig\Source) {

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@\trigger_error(\sprintf('Passing a string as the $name argument of %s() is deprecated since version 1.27. Pass a \\Twig\\Source instance instead.', __METHOD__), \E_USER_DEPRECATED);

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$source = new \WPML\Core\Twig\Source($source, $name);

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} else {

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$source = $name;

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}

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$nodes = ['body' => $body, 'blocks' => $blocks, 'macros' => $macros, 'traits' => $traits, 'display_start' => new \WPML\Core\Twig\Node\Node(), 'display_end' => new \WPML\Core\Twig\Node\Node(), 'constructor_start' => new \WPML\Core\Twig\Node\Node(), 'constructor_end' => new \WPML\Core\Twig\Node\Node(), 'class_end' => new \WPML\Core\Twig\Node\Node()];

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if (null !== $parent) {

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$nodes['parent'] = $parent;

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}

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// embedded templates are set as attributes so that they are only visited once by the visitors

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parent::__construct($nodes, [

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// source to be remove in 2.0

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'source' => $source->getCode(),

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// filename to be remove in 2.0 (use getTemplateName() instead)

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'filename' => $source->getName(),

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'index' => null,

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'embedded_templates' => $embeddedTemplates,

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], 1);

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// populate the template name of all node children

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$this->setTemplateName($source->getName());

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$this->setSourceContext($source);

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}

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public function setIndex($index)

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{

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$this->setAttribute('index', $index);

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}

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public function compile(\WPML\Core\Twig\Compiler $compiler)

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{

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$this->compileTemplate($compiler);

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foreach ($this->getAttribute('embedded_templates') as $template) {

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$compiler->subcompile($template);

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}

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}

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protected function compileTemplate(\WPML\Core\Twig\Compiler $compiler)

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{

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if (!$this->getAttribute('index')) {

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$compiler->write('<?php');

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}

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$this->compileClassHeader($compiler);

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if (\count($this->getNode('blocks')) || \count($this->getNode('traits')) || !$this->hasNode('parent') || $this->getNode('parent') instanceof \WPML\Core\Twig\Node\Expression\ConstantExpression || \count($this->getNode('constructor_start')) || \count($this->getNode('constructor_end'))) {

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$this->compileConstructor($compiler);

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}

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$this->compileGetParent($compiler);

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$this->compileDisplay($compiler);

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$compiler->subcompile($this->getNode('blocks'));

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$this->compileMacros($compiler);

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$this->compileGetTemplateName($compiler);

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$this->compileIsTraitable($compiler);

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$this->compileDebugInfo($compiler);

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$this->compileGetSource($compiler);

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$this->compileGetSourceContext($compiler);

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$this->compileClassFooter($compiler);

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}

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protected function compileGetParent(\WPML\Core\Twig\Compiler $compiler)

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{

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if (!$this->hasNode('parent')) {

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return;

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}

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$parent = $this->getNode('parent');

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$compiler->write("protected function doGetParent(array \$context)\n", "{\n")->indent()->addDebugInfo($parent)->write('return ');

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if ($parent instanceof \WPML\Core\Twig\Node\Expression\ConstantExpression) {

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$compiler->subcompile($parent);

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} else {

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$compiler->raw('$this->loadTemplate(')->subcompile($parent)->raw(', ')->repr($this->getSourceContext()->getName())->raw(', ')->repr($parent->getTemplateLine())->raw(')');

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}

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$compiler->raw(";\n")->outdent()->write("}\n\n");

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}

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protected function compileClassHeader(\WPML\Core\Twig\Compiler $compiler)

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{

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$compiler->write("\n\nnamespace WPML\Core;\n\n");

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if (!$this->getAttribute('index')) {

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$compiler->write("use \\WPML\\Core\\Twig\\Environment;\n")->write("use \\WPML\\Core\\Twig\\Error\\LoaderError;\n")->write("use \\WPML\\Core\\Twig\\Error\\RuntimeError;\n")->write("use \\WPML\\Core\\Twig\\Markup;\n")->write("use \\WPML\\Core\\Twig\\Sandbox\\SecurityError;\n")->write("use \\WPML\\Core\\Twig\\Sandbox\\SecurityNotAllowedTagError;\n")->write("use \\WPML\\Core\\Twig\\Sandbox\\SecurityNotAllowedFilterError;\n")->write("use \\WPML\\Core\\Twig\\Sandbox\\SecurityNotAllowedFunctionError;\n")->write("use \\WPML\\Core\\Twig\\Source;\n")->write("use \\WPML\\Core\\Twig\\Template;\n\n");

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}

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$compiler->write('/* ' . \str_replace('*/', '* /', $this->getSourceContext()->getName()) . " */\n")->write('class ' . \substr( $compiler->getEnvironment()->getTemplateClass($this->getSourceContext()->getName(), $this->getAttribute('index')), 11 ) )->raw(\sprintf(" extends %s\n", $compiler->getEnvironment()->getBaseTemplateClass()))->write("{\n")->indent();

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}

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protected function compileConstructor(\WPML\Core\Twig\Compiler $compiler)

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{

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$compiler->write("public function __construct(Environment \$env)\n", "{\n")->indent()->subcompile($this->getNode('constructor_start'))->write("parent::__construct(\$env);\n\n");

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// parent

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if (!$this->hasNode('parent')) {

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$compiler->write("\$this->parent = false;\n\n");

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}

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$countTraits = \count($this->getNode('traits'));

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if ($countTraits) {

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// traits

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foreach ($this->getNode('traits') as $i => $trait) {

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$this->compileLoadTemplate($compiler, $trait->getNode('template'), \sprintf('$_trait_%s', $i));

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$node = $trait->getNode('template');

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$compiler->addDebugInfo($node)->write(\sprintf("if (!\$_trait_%s->isTraitable()) {\n", $i))->indent()->write("throw new RuntimeError('Template \"'.")->subcompile($trait->getNode('template'))->raw(".'\" cannot be used as a trait.', ")->repr($node->getTemplateLine())->raw(", \$this->getSourceContext());\n")->outdent()->write("}\n")->write(\sprintf("\$_trait_%s_blocks = \$_trait_%s->getBlocks();\n\n", $i, $i));

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foreach ($trait->getNode('targets') as $key => $value) {

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$compiler->write(\sprintf('if (!isset($_trait_%s_blocks[', $i))->string($key)->raw("])) {\n")->indent()->write("throw new RuntimeError(sprintf('Block ")->string($key)->raw(' is not defined in trait ')->subcompile($trait->getNode('template'))->raw(".'), ")->repr($node->getTemplateLine())->raw(", \$this->getSourceContext());\n")->outdent()->write("}\n\n")->write(\sprintf('$_trait_%s_blocks[', $i))->subcompile($value)->raw(\sprintf('] = $_trait_%s_blocks[', $i))->string($key)->raw(\sprintf(']; unset($_trait_%s_blocks[', $i))->string($key)->raw("]);\n\n");

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}

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}

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if ($countTraits > 1) {

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$compiler->write("\$this->traits = array_merge(\n")->indent();

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for ($i = 0; $i < $countTraits; ++$i) {

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$compiler->write(\sprintf('$_trait_%s_blocks' . ($i == $countTraits - 1 ? '' : ',') . "\n", $i));

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}

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$compiler->outdent()->write(");\n\n");

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} else {

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$compiler->write("\$this->traits = \$_trait_0_blocks;\n\n");

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}

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$compiler->write("\$this->blocks = array_merge(\n")->indent()->write("\$this->traits,\n")->write("[\n");

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} else {

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$compiler->write("\$this->blocks = [\n");

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}

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// blocks

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$compiler->indent();

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foreach ($this->getNode('blocks') as $name => $node) {

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$compiler->write(\sprintf("'%s' => [\$this, 'block_%s'],\n", $name, $name));

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}

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if ($countTraits) {

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$compiler->outdent()->write("]\n")->outdent()->write(");\n");

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} else {

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$compiler->outdent()->write("];\n");

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}

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$compiler->subcompile($this->getNode('constructor_end'))->outdent()->write("}\n\n");

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}

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protected function compileDisplay(\WPML\Core\Twig\Compiler $compiler)

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{

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$compiler->write("protected function doDisplay(array \$context, array \$blocks = [])\n", "{\n")->indent()->subcompile($this->getNode('display_start'))->subcompile($this->getNode('body'));

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if ($this->hasNode('parent')) {

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$parent = $this->getNode('parent');

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$compiler->addDebugInfo($parent);

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if ($parent instanceof \WPML\Core\Twig\Node\Expression\ConstantExpression) {

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$compiler->write('$this->parent = $this->loadTemplate(')->subcompile($parent)->raw(', ')->repr($this->getSourceContext()->getName())->raw(', ')->repr($parent->getTemplateLine())->raw(");\n");

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$compiler->write('$this->parent');

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} else {

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$compiler->write('$this->getParent($context)');

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}

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$compiler->raw("->display(\$context, array_merge(\$this->blocks, \$blocks));\n");

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}

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$compiler->subcompile($this->getNode('display_end'))->outdent()->write("}\n\n");

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}

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protected function compileClassFooter(\WPML\Core\Twig\Compiler $compiler)

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{

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$compiler->subcompile($this->getNode('class_end'))->outdent()->write("}\n");

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}

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protected function compileMacros(\WPML\Core\Twig\Compiler $compiler)

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{

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$compiler->subcompile($this->getNode('macros'));

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}

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protected function compileGetTemplateName(\WPML\Core\Twig\Compiler $compiler)

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{

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$compiler->write("public function getTemplateName()\n", "{\n")->indent()->write('return ')->repr($this->getSourceContext()->getName())->raw(";\n")->outdent()->write("}\n\n");

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}

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protected function compileIsTraitable(\WPML\Core\Twig\Compiler $compiler)

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{

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// A template can be used as a trait if:

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// * it has no parent

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// * it has no macros

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// * it has no body

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//

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// Put another way, a template can be used as a trait if it

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// only contains blocks and use statements.

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$traitable = !$this->hasNode('parent') && 0 === \count($this->getNode('macros'));

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if ($traitable) {

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if ($this->getNode('body') instanceof \WPML\Core\Twig\Node\BodyNode) {

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$nodes = $this->getNode('body')->getNode(0);

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} else {

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$nodes = $this->getNode('body');

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}

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if (!\count($nodes)) {

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$nodes = new \WPML\Core\Twig\Node\Node([$nodes]);

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}

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foreach ($nodes as $node) {

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if (!\count($node)) {

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continue;

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}

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if ($node instanceof \WPML\Core\Twig\Node\TextNode && \ctype_space($node->getAttribute('data'))) {

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continue;

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}

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if ($node instanceof \WPML\Core\Twig\Node\BlockReferenceNode) {

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continue;

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}

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$traitable = \false;

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break;

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}

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}

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if ($traitable) {

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return;

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}

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$compiler->write("public function isTraitable()\n", "{\n")->indent()->write(\sprintf("return %s;\n", $traitable ? 'true' : 'false'))->outdent()->write("}\n\n");

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}

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protected function compileDebugInfo(\WPML\Core\Twig\Compiler $compiler)

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{

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$compiler->write("public function getDebugInfo()\n", "{\n")->indent()->write(\sprintf("return %s;\n", \str_replace("\n", '', \var_export(\array_reverse($compiler->getDebugInfo(), \true), \true))))->outdent()->write("}\n\n");

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}

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protected function compileGetSource(\WPML\Core\Twig\Compiler $compiler)

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{

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$compiler->write("/** @deprecated since 1.27 (to be removed in 2.0). Use getSourceContext() instead */\n")->write("public function getSource()\n", "{\n")->indent()->write("@trigger_error('The '.__METHOD__.' method is deprecated since version 1.27 and will be removed in 2.0. Use getSourceContext() instead.', E_USER_DEPRECATED);\n\n")->write('return $this->getSourceContext()->getCode();')->raw("\n")->outdent()->write("}\n\n");

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}

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protected function compileGetSourceContext(\WPML\Core\Twig\Compiler $compiler)

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{

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$compiler->write("public function getSourceContext()\n", "{\n")->indent()->write('return new Source(')->string($compiler->getEnvironment()->isDebug() ? $this->getSourceContext()->getCode() : '')->raw(', ')->string($this->getSourceContext()->getName())->raw(', ')->string($this->getSourceContext()->getPath())->raw(");\n")->outdent()->write("}\n");

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}

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protected function compileLoadTemplate(\WPML\Core\Twig\Compiler $compiler, $node, $var)

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{

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if ($node instanceof \WPML\Core\Twig\Node\Expression\ConstantExpression) {

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$compiler->write(\sprintf('%s = $this->loadTemplate(', $var))->subcompile($node)->raw(', ')->repr($node->getTemplateName())->raw(', ')->repr($node->getTemplateLine())->raw(");\n");

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} else {

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throw new \LogicException('Trait templates can only be constant nodes.');

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}

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}

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}

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\class_alias('WPML\\Core\\Twig\\Node\\ModuleNode', 'WPML\\Core\\Twig_Node_Module');

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