<?php

/**
 * Smarty Internal Plugin Compile Function_Call
 * 
 * Compiles the calls of user defined tags defined by {function}
 * 
 * @package Smarty
 * @subpackage Compiler
 * @author Uwe Tews 
 */

/**
 * Smarty Internal Plugin Compile Function_Call Class
 */
class Smarty_Internal_Compile_Call extends Smarty_Internal_CompileBase {
    /**
     * Compiles the calls of user defined tags defined by {function}
     * 
     * @param array $args array with attributes from parser
     * @param object $compiler compiler object
     * @return string compiled code
     */
    public function compile($args, $compiler)
    {
        $this->compiler = $compiler;
        $this->smarty = $compiler->smarty;
        $this->required_attributes = array('name');
        $this->optional_attributes = array('_any'); 
        // check and get attributes
        $_attr = $this->_get_attributes($args); 
        // save posible attributes
        if (isset($_attr['assign'])) {
            // output will be stored in a smarty variable instead of beind displayed
            $_assign = $_attr['assign'];
        } 
        $_name = trim($_attr['name'], "'\"");
        unset($_attr['name'], $_attr['assign']); 
        // set flag (compiled code of {function} must be included in cache file
        if ($compiler->nocache || $compiler->tag_nocache) {
            $_nocache = 'true';
        } else {
            $_nocache = 'false';
        } 
        $_paramsArray = array();
        foreach ($_attr as $_key => $_value) {
            if (is_int($_key)) {
                $_paramsArray[] = "$_key=>$_value";
            } else {
                $_paramsArray[] = "'$_key'=>$_value";
            } 
        } 
        if (isset($compiler->template->properties['function'][$_name]['parameter'])) {
            foreach ($compiler->template->properties['function'][$_name]['parameter'] as $_key => $_value) {
                if (!isset($_attr[$_key])) {
                    if (is_int($_key)) {
                        $_paramsArray[] = "$_key=>$_value";
                    } else {
                        $_paramsArray[] = "'$_key'=>$_value";
                    } 
                } 
            } 
        } elseif (isset($this->smarty->template_functions[$_name]['parameter'])) {
           foreach ($this->smarty->template_functions[$_name]['parameter'] as $_key => $_value) {
                if (!isset($_attr[$_key])) {
                    if (is_int($_key)) {
                        $_paramsArray[] = "$_key=>$_value";
                    } else {
                        $_paramsArray[] = "'$_key'=>$_value";
                    } 
                } 
            } 
        } 
        $_params = 'array(' . implode(",", $_paramsArray) . ')';
    $_hash = str_replace('-','_',$compiler->template->properties['nocache_hash']);
        // was there an assign attribute
        if (isset($_assign)) {
            if ($compiler->template->caching) {
                $_output = "\$_smarty_tpl->assign({$_assign},Smarty_Internal_Function_Call_Handler::call ('{$_name}',\$_smarty_tpl,{$_params},'{$_hash}',{$_nocache}));?>\n";
            } else {
                $_output = "\$_smarty_tpl->assign({$_assign},smarty_template_function_{$_name}(\$_smarty_tpl,{$_params}));?>\n";
            } 
        } else {
            if ($compiler->template->caching) {
                $_output = "<?php Smarty_Internal_Function_Call_Handler::call ('{$_name}',\$_smarty_tpl,{$_params},'{$_hash}',{$_nocache});?>\n";
            } else {
                $_output = "<?php smarty_template_function_{$_name}(\$_smarty_tpl,{$_params});?>\n";
            } 
        } 
        return $_output;
    } 
} 

?>