| 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: |