smarty/libs/sysplugins/smarty_internal_compile_call.php

<?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
 *
 * @package    Smarty
 * @subpackage Compiler
 */
class Smarty_Internal_Compile_Call extends Smarty_Internal_CompileBase
{
    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $required_attributes = array('name');
    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $shorttag_order = array('name');
    /**
     * Attribute definition: Overwrites base class.
     *
     * @var array
     * @see Smarty_Internal_CompileBase
     */
    public $optional_attributes = array('_any');

    /**
     * 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)
    {
        // check and get attributes
        $_attr = $this->getAttributes($compiler, $args);
        // save possible attributes
        if (isset($_attr['assign'])) {
            // output will be stored in a smarty variable instead of being displayed
            $_assign = $_attr['assign'];
        }
        $_name = trim($_attr['name'], "'\"");
        unset($_attr['name'], $_attr['assign'], $_attr['nocache']);
        // set flag (compiled code of {function} must be included in cache file
        if (!$compiler->template->caching || $compiler->nocache || $compiler->tag_nocache) {
            $compiler->parent_compiler->templateProperties['tpl_function']['to_cache'][$_name] = true;
            $_nocache = 'true';
        } else {
            $_nocache = 'false';
        }
        $_paramsArray = array();
        foreach ($_attr as $_key => $_value) {
            if (is_int($_key)) {
                $_paramsArray[] = "$_key=>$_value";
            } else {
                $_paramsArray[] = "'$_key'=>$_value";
            }
        }
        $_params = 'array(' . implode(",", $_paramsArray) . ')';
        //$compiler->suppressNocacheProcessing = true;
        // was there an assign attribute
        if (isset($_assign)) {
            $_output = "<?php ob_start();\$_smarty_tpl->callTemplateFunction ('{$_name}', \$_smarty_tpl, {$_params}, {$_nocache}); \$_smarty_tpl->assign({$_assign}, ob_get_clean());?>\n";
        } else {
            $_output = "<?php \$_smarty_tpl->callTemplateFunction ('{$_name}', \$_smarty_tpl, {$_params}, {$_nocache});?>\n";
        }
        return $_output;
    }
}