1: | <?php |
2: | /** |
3: | * Smarty Internal Plugin Compile Eval |
4: | * Compiles the {eval} tag. |
5: | * |
6: | * @package Smarty |
7: | * @subpackage Compiler |
8: | * @author Uwe Tews |
9: | */ |
10: | |
11: | /** |
12: | * Smarty Internal Plugin Compile Eval Class |
13: | * |
14: | * @package Smarty |
15: | * @subpackage Compiler |
16: | */ |
17: | class Smarty_Internal_Compile_Eval extends Smarty_Internal_CompileBase |
18: | { |
19: | /** |
20: | * Attribute definition: Overwrites base class. |
21: | * |
22: | * @var array |
23: | * @see Smarty_Internal_CompileBase |
24: | */ |
25: | public $required_attributes = array('var'); |
26: | |
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: | /** |
36: | * Attribute definition: Overwrites base class. |
37: | * |
38: | * @var array |
39: | * @see Smarty_Internal_CompileBase |
40: | */ |
41: | public $shorttag_order = array('var', 'assign'); |
42: | |
43: | /** |
44: | * Compiles code for the {eval} tag |
45: | * |
46: | * @param array $args array with attributes from parser |
47: | * @param object $compiler compiler object |
48: | * |
49: | * @return string compiled code |
50: | */ |
51: | public function compile($args, $compiler) |
52: | { |
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 being displayed |
57: | $_assign = $_attr[ 'assign' ]; |
58: | } |
59: | // create template object |
60: | $_output = |
61: | "\$_template = new {$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: | } |
70: | } |
71: |