6cf481b505fa9f80be4bb5ad54f2b8f283a268f7
1 <?php
2 /**
3 * Smarty Internal Plugin Compile Eval
4 *
5 * Compiles the {eval} tag.
6 *
7 * @package Smarty
8 * @subpackage Compiler
9 * @author Uwe Tews
10 */
12 /**
13 * Smarty Internal Plugin Compile Eval Class
14 *
15 * @package Smarty
16 * @subpackage Compiler
17 */
18 class Smarty_Internal_Compile_Eval extends Smarty_Internal_CompileBase {
20 /**
21 * Attribute definition: Overwrites base class.
22 *
23 * @var array
24 * @see Smarty_Internal_CompileBase
25 */
26 public $required_attributes = array('var');
27 /**
28 * Attribute definition: Overwrites base class.
29 *
30 * @var array
31 * @see Smarty_Internal_CompileBase
32 */
33 public $optional_attributes = array('assign');
34 /**
35 * Attribute definition: Overwrites base class.
36 *
37 * @var array
38 * @see Smarty_Internal_CompileBase
39 */
40 public $shorttag_order = array('var','assign');
42 /**
43 * Compiles code for the {eval} tag
44 *
45 * @param array $args array with attributes from parser
46 * @param object $compiler compiler object
47 * @return string compiled code
48 */
49 public function compile($args, $compiler)
50 {
51 $this->required_attributes = array('var');
52 $this->optional_attributes = array('assign');
53 // check and get attributes
54 $_attr = $this->getAttributes($compiler, $args);
55 if (isset($_attr['assign'])) {
56 // output will be stored in a smarty variable instead of beind displayed
57 $_assign = $_attr['assign'];
58 }
60 // create template object
61 $_output = "\$_template = new {$compiler->smarty->template_class}('eval:'.".$_attr['var'].", \$_smarty_tpl->smarty, \$_smarty_tpl);";
62 //was there an assign attribute?
63 if (isset($_assign)) {
64 $_output .= "\$_smarty_tpl->assign($_assign,\$_template->fetch());";
65 } else {
66 $_output .= "echo \$_template->fetch();";
67 }
68 return "<?php $_output ?>";
69 }
71 }
73 ?>