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86 lines
2.8 KiB
PHP
86 lines
2.8 KiB
PHP
<?php
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/**
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* Smarty Internal Plugin Compile extend
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* Compiles the {extends} tag
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*
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* @package Smarty
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* @subpackage Compiler
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* @author Uwe Tews
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*/
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/**
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* Smarty Internal Plugin Compile extend Class
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*
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* @package Smarty
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* @subpackage Compiler
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*/
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class Smarty_Internal_Compile_Extends extends Smarty_Internal_CompileBase
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{
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/**
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* Attribute definition: Overwrites base class.
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*
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* @var array
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* @see Smarty_Internal_CompileBase
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*/
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public $required_attributes = array('file');
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/**
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* Attribute definition: Overwrites base class.
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*
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* @var array
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* @see Smarty_Internal_CompileBase
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*/
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public $shorttag_order = array('file');
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/**
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* Compiles code for the {extends} tag
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*
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* @param array $args array with attributes from parser
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* @param object $compiler compiler object
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*
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* @return string compiled code
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*/
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public function compile($args, $compiler)
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{
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// check and get attributes
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$_attr = $this->getAttributes($compiler, $args);
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if ($_attr['nocache'] === true) {
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$compiler->trigger_template_error('nocache option not allowed', $compiler->lex->taglineno);
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}
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if (strpos($_attr['file'], '$_tmp') !== false) {
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$compiler->trigger_template_error('illegal value for file attribute', $compiler->lex->taglineno);
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}
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$name = $_attr['file'];
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/** @var Smarty_Internal_Template $_smarty_tpl
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* used in evaluated code
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*/
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$_smarty_tpl = $compiler->template;
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eval("\$tpl_name = $name;");
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// create template object
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$_template = new $compiler->smarty->template_class($tpl_name, $compiler->smarty, $compiler->template);
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// check for recursion
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$uid = $_template->source->uid;
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if (isset($compiler->extends_uid[$uid])) {
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$compiler->trigger_template_error("illegal recursive call of \"$include_file\"", $compiler->lex->line - 1);
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}
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$compiler->extends_uid[$uid] = true;
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if (empty($_template->source->components)) {
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array_unshift($compiler->sources, $_template->source);
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} else {
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foreach ($_template->source->components as $source) {
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array_unshift($compiler->sources, $source);
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$uid = $source->uid;
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if (isset($compiler->extends_uid[$uid])) {
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$compiler->trigger_template_error("illegal recursive call of \"{$source->filepath}\"", $compiler->lex->line - 1);
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}
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$compiler->extends_uid[$uid] = true;
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}
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}
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unset ($_template);
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$compiler->inheritance_child = true;
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$compiler->lex->yypushstate(Smarty_Internal_Templatelexer::CHILDBODY);
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return '';
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}
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}
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