p006/api/soft/smarty/4.2.1/sysplugins/smarty_internal_compile_eva...

71 lines
1.8 KiB
PHP
Executable File

<?php
/**
* Smarty Internal Plugin Compile Eval
* Compiles the {eval} tag.
*
* @package Smarty
* @subpackage Compiler
* @author Uwe Tews
*/
/**
* Smarty Internal Plugin Compile Eval Class
*
* @package Smarty
* @subpackage Compiler
*/
class Smarty_Internal_Compile_Eval extends Smarty_Internal_CompileBase
{
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $required_attributes = array('var');
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $optional_attributes = array('assign');
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $shorttag_order = array('var', 'assign');
/**
* Compiles code for the {eval} tag
*
* @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, $args);
if (isset($_attr[ 'assign' ])) {
// output will be stored in a smarty variable instead of being displayed
$_assign = $_attr[ 'assign' ];
}
// create template object
$_output =
"\$_template = new {$compiler->smarty->template_class}('eval:'.{$_attr[ 'var' ]}, \$_smarty_tpl->smarty, \$_smarty_tpl);";
//was there an assign attribute?
if (isset($_assign)) {
$_output .= "\$_smarty_tpl->assign($_assign,\$_template->fetch());";
} else {
$_output .= 'echo $_template->fetch();';
}
return "<?php $_output ?>";
}
}