<?php

/**

 * Smarty Internal Plugin Compile Registered Function

 * 

 * Compiles code for the execution of a registered function

 * 

 * @package Smarty

 * @subpackage Compiler

 * @author Uwe Tews 

 */

/**

 * Smarty Internal Plugin Compile Registered Function Class

 */

class Smarty_Internal_Compile_Private_Registered_Function extends Smarty_Internal_CompileBase {

    /**

     * Compiles code for the execution of a registered function

     * 

     * @param array $args array with attributes from parser

     * @param string $tag name of function

     * @param object $compiler compiler object

     * @return string compiled code

     */

    public function compile($args, $compiler, $tag)

    {

        $this->compiler = $compiler; 

        // This tag does create output

        $this->compiler->has_output = true;



        $this->required_attributes = array();

        $this->optional_attributes = array('_any'); 

        // check and get attributes

        $_attr = $this->_get_attributes($args); 

        // not cachable?

        $this->compiler->tag_nocache = !$compiler->smarty->registered_plugins['function'][$tag][1]; 

        // convert attributes into parameter array string

        $_paramsArray = array();

        foreach ($_attr as $_key => $_value) {

            if (is_int($_key)) {

                $_paramsArray[] = "$_key=>$_value";

            } else {

                $_paramsArray[] = "'$_key'=>$_value";

            } 

        } 

        $_params = 'array(' . implode(",", $_paramsArray) . ')'; 

        // compile code

        $function = $compiler->smarty->registered_plugins['function'][$tag][0]; 

        // compile code

        if (!is_array($function)) {

            $output = "<?php echo {$function}({$_params},\$_smarty_tpl->smarty,\$_smarty_tpl);?>\n";

        } else if (is_object($function[0])) {

            $output = "<?php echo call_user_func(\$_smarty_tpl->smarty->registered_plugins['function']['{$tag}'][0],{$_params},\$_smarty_tpl->smarty,\$_smarty_tpl);?>\n";

        } else {

            $output = "<?php echo call_user_func(array('{$function[0]}','{$function[1]}'),{$_params},\$_smarty_tpl->smarty,\$_smarty_tpl);?>\n";

        } 

        return $output;

    } 

} 



?>