<?php /** * Smarty Internal Plugin Compile Break * Compiles the {break} tag * * @package Smarty * @subpackage Compiler * @author Uwe Tews */ /** * Smarty Internal Plugin Compile Break Class * * @package Smarty * @subpackage Compiler */ class Smarty_Internal_Compile_Break extends Smarty_Internal_CompileBase { /** * Attribute definition: Overwrites base class. * * @var array * @see Smarty_Internal_CompileBase */ public $optional_attributes = array('levels'); /** * Attribute definition: Overwrites base class. * * @var array * @see Smarty_Internal_CompileBase */ public $shorttag_order = array('levels'); /** * Compiles code for the {break} tag * * @param array $args array with attributes from parser * @param object $compiler compiler object * @param array $parameter array with compilation parameter * * @return string compiled code */ public function compile($args, $compiler, $parameter) { static $_is_loopy = array('for' => true, 'foreach' => true, 'while' => true, 'section' => true); // check and get attributes $_attr = $this->getAttributes($compiler, $args); if ($_attr['nocache'] === true) { $compiler->trigger_template_error('nocache option not allowed', $compiler->lex->taglineno); } if (isset($_attr['levels'])) { if (!is_numeric($_attr['levels'])) { $compiler->trigger_template_error('level attribute must be a numeric constant', $compiler->lex->taglineno); } $_levels = $_attr['levels']; } else { $_levels = 1; } $level_count = $_levels; $stack_count = count($compiler->_tag_stack) - 1; while ($level_count > 0 && $stack_count >= 0) { if (isset($_is_loopy[$compiler->_tag_stack[$stack_count][0]])) { $level_count --; } $stack_count --; } if ($level_count != 0) { $compiler->trigger_template_error("cannot break {$_levels} level(s)", $compiler->lex->taglineno); } return "<?php break {$_levels}?>"; } }