Location: PHPKode > projects > Small-Cms > small-cms-1.0/libs/sysplugins/smarty_internal_compile_break.php
<?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);
        }
        $compiler->has_code = true;
        return "<?php break {$_levels}?>";
    }

}

?>
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