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1 | <?php |
2 | /** |
3 | * Smarty plugin |
4 | * @package Smarty |
5 | * @subpackage plugins |
6 | */ |
7 | |
8 | /** |
9 | * determines if a resource is trusted or not |
10 | * |
11 | * @param string $resource_type |
12 | * @param string $resource_name |
13 | * @return boolean |
14 | */ |
15 | |
16 | // $resource_type, $resource_name |
17 | |
18 | function smarty_core_is_trusted($params, &$smarty) |
19 | { |
20 | $_smarty_trusted = false; |
21 | if ($params['resource_type'] == 'file') { |
22 | if (!empty($smarty->trusted_dir)) { |
23 | $_rp = realpath($params['resource_name']); |
24 | foreach ((array)$smarty->trusted_dir as $curr_dir) { |
25 | if (!empty($curr_dir) && is_readable ($curr_dir)) { |
26 | $_cd = realpath($curr_dir); |
27 | if (strncmp($_rp, $_cd, strlen($_cd)) == 0 |
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28 | && substr($_rp, strlen($_cd), 1) == DIRECTORY_SEPARATOR ) { |
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29 | $_smarty_trusted = true; |
30 | break; |
31 | } |
32 | } |
33 | } |
34 | } |
35 | |
36 | } else { |
37 | // resource is not on local file system |
38 | $_smarty_trusted = call_user_func_array($smarty->_plugins['resource'][$params['resource_type']][0][3], |
39 | array($params['resource_name'], $smarty)); |
40 | } |
41 | |
42 | return $_smarty_trusted; |
43 | } |
44 | |
45 | /* vim: set expandtab: */ |
46 | |
47 | ?> |