mirror of
https://github.com/phpbb/phpbb.git
synced 2025-10-17 09:46:25 +02:00
89 lines
3.0 KiB
PHP
89 lines
3.0 KiB
PHP
<?php
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/*
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* This file is part of Twig.
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*
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* (c) 2009 Fabien Potencier
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* (c) 2009 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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/**
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* Represents a for node.
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*
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* @package twig
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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*/
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class phpbb_template_twig_node_begin extends Twig_Node
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{
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public function __construct($beginName, Twig_NodeInterface $body, Twig_NodeInterface $else = null, $lineno, $tag = null)
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{
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parent::__construct(array('body' => $body, 'else' => $else), array('beginName' => $beginName), $lineno, $tag);
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}
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/**
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* Compiles the node to PHP.
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*
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* @param Twig_Compiler A Twig_Compiler instance
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*/
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public function compile(Twig_Compiler $compiler)
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{
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$compiler->addDebugInfo($this);
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$compiler
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// name -> loop name
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// local context -> parent template variable context
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// global context -> global template variable context
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// variable chain -> full chain of variables to output template vars properly in subloops
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// e.g. [foo][bar][foobar]
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// current chain location -> current location in subloop
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// e.g. [foobar] of [foo][bar]
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->write("\$iterator = function (\$name, \$local_context, \$global_context, &\$variable_chain, &\$current_chain_location) {\n")
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->indent()
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//->write("var_dump(\$name, \$local_context);\n")
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// Try to find the loop in the
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// local context (child of local context passed, in case of a child loop)
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// global context (root template var)
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->write("if (isset(\$local_context[\$name])) {\n")
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->indent()
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->write("\$local_context = \$local_context[\$name];\n")
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->outdent()
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->write("}\n")
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->write("else if (isset(\$global_context[\$name])) {\n")
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->indent()
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->write("\$local_context = \$global_context[\$name];\n")
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->outdent()
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->write("} else { return; }\n")
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->write("if (!is_array(\$local_context) || empty(\$local_context)) { return; }\n")
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->write("foreach (\$local_context as \$for_context) {\n")
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->indent()
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// Some hackish stuff for Twig to properly subcompile
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->write("\$current_chain_location[\$name] = \$for_context;\n")
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->write("\$context = array_merge(\$global_context, \$variable_chain);\n")
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// Children
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->subcompile($this->getNode('body'))
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->outdent()
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->write("}\n")
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->outdent()
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->write("};\n")
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->write("if (isset(\$global_context)) {\n")
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->indent()
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// We are already inside an anonymous function
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->write("\$iterator('" . $this->getAttribute('beginName') . "', \$for_context, \$global_context, \$variable_chain, \$current_chain_location[\$name]);\n")
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->outdent()
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->write("} else {\n")
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->indent()
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// We are not inside the anonymous function (first level)
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->write("\$variable_chain = array();\n")
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->write("\$current_chain_location = array();\n")
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->write("\$iterator('" . $this->getAttribute('beginName') . "', array(), \$context, \$variable_chain, \$variable_chain);\n")
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->outdent()
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->write("}\n");
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}
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}
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