78 lines
2.3 KiB
PHP
78 lines
2.3 KiB
PHP
<?php
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/**
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* Smarty Internal Plugin Compile Break
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* Compiles the {break} 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 Break 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_Break 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 $optional_attributes = array('levels');
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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('levels');
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/**
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* Compiles code for the {break} tag
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*
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* @param array $args array with attributes from parser
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* @param \Smarty_Internal_TemplateCompilerBase $compiler compiler object
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* @param array $parameter array with compilation parameter
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*
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* @return string compiled code
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* @throws \SmartyCompilerException
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter)
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{
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static $_is_loopy = array('for' => true, 'foreach' => true, 'while' => true, 'section' => true);
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// check and get attributes
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$_attr = $this->getAttributes($compiler, $args);
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if ($_attr[ 'nocache' ] === true) {
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$compiler->trigger_template_error('nocache option not allowed', null, true);
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}
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if (isset($_attr[ 'levels' ])) {
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if (!is_numeric($_attr[ 'levels' ])) {
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$compiler->trigger_template_error('level attribute must be a numeric constant', null, true);
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}
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$_levels = $_attr[ 'levels' ];
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} else {
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$_levels = 1;
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}
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$level_count = $_levels;
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$stack_count = count($compiler->_tag_stack) - 1;
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while ($level_count > 0 && $stack_count >= 0) {
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if (isset($_is_loopy[ $compiler->_tag_stack[ $stack_count ][ 0 ] ])) {
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$level_count --;
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}
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$stack_count --;
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}
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if ($level_count != 0) {
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$compiler->trigger_template_error("cannot break {$_levels} level(s)", null, true);
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}
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return "<?php break {$_levels};?>";
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}
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}
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