1<?php
2/**
3 * Smarty Internal Plugin Templateparser Parse Tree
4 * These are classes to build parse tree in the template parser
5 *
6 * @package    Smarty
7 * @subpackage Compiler
8 * @author     Thue Kristensen
9 * @author     Uwe Tews
10 */
11
12/**
13 * A complete smarty tag.
14 *
15 * @package    Smarty
16 * @subpackage Compiler
17 * @ignore
18 */
19class Smarty_Internal_ParseTree_Tag extends Smarty_Internal_ParseTree
20{
21    /**
22     * Saved block nesting level
23     *
24     * @var int
25     */
26    public $saved_block_nesting;
27
28    /**
29     * Create parse tree buffer for Smarty tag
30     *
31     * @param \Smarty_Internal_Templateparser $parser parser object
32     * @param string                          $data   content
33     */
34    public function __construct(Smarty_Internal_Templateparser $parser, $data)
35    {
36        $this->data = $data;
37        $this->saved_block_nesting = $parser->block_nesting_level;
38    }
39
40    /**
41     * Return buffer content
42     *
43     * @param \Smarty_Internal_Templateparser $parser
44     *
45     * @return string content
46     */
47    public function to_smarty_php(Smarty_Internal_Templateparser $parser)
48    {
49        return $this->data;
50    }
51
52    /**
53     * Return complied code that loads the evaluated output of buffer content into a temporary variable
54     *
55     * @param \Smarty_Internal_Templateparser $parser
56     *
57     * @return string template code
58     */
59    public function assign_to_var(Smarty_Internal_Templateparser $parser)
60    {
61        $var = $parser->compiler->getNewPrefixVariable();
62        $tmp = $parser->compiler->appendCode('<?php ob_start();?>', $this->data);
63        $tmp = $parser->compiler->appendCode($tmp, "<?php {$var}=ob_get_clean();?>");
64        $parser->compiler->prefix_code[] = sprintf('%s', $tmp);
65        return $var;
66    }
67}
68