smarty/internals/core.is_secure.php
changeset 0 c63de9eb7045
equal deleted inserted replaced
-1:000000000000 0:c63de9eb7045
       
     1 <?php
       
     2 /**
       
     3  * Smarty plugin
       
     4  * @package Smarty
       
     5  * @subpackage plugins
       
     6  */
       
     7 
       
     8 /**
       
     9  * determines if a resource is secure 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_secure($params, &$smarty)
       
    19 {
       
    20     if (!$smarty->security || $smarty->security_settings['INCLUDE_ANY']) {
       
    21         return true;
       
    22     }
       
    23 
       
    24     if ($params['resource_type'] == 'file') {
       
    25         $_rp = realpath($params['resource_name']);
       
    26         if (isset($params['resource_base_path'])) {
       
    27             foreach ((array)$params['resource_base_path'] as $curr_dir) {
       
    28                 if ( ($_cd = realpath($curr_dir)) !== false &&
       
    29                      strncmp($_rp, $_cd, strlen($_cd)) == 0 &&
       
    30                      substr($_rp, strlen($_cd), 1) == DIRECTORY_SEPARATOR ) {
       
    31                     return true;
       
    32                 }
       
    33             }
       
    34         }
       
    35         if (!empty($smarty->secure_dir)) {
       
    36             foreach ((array)$smarty->secure_dir as $curr_dir) {
       
    37                 if ( ($_cd = realpath($curr_dir)) !== false) {
       
    38                     if($_cd == $_rp) {
       
    39                         return true;
       
    40                     } elseif (strncmp($_rp, $_cd, strlen($_cd)) == 0 &&
       
    41                         substr($_rp, strlen($_cd), 1) == DIRECTORY_SEPARATOR) {
       
    42                         return true;
       
    43                     }
       
    44                 }
       
    45             }
       
    46         }
       
    47     } else {
       
    48         // resource is not on local file system
       
    49         return call_user_func_array(
       
    50             $smarty->_plugins['resource'][$params['resource_type']][0][2],
       
    51             array($params['resource_name'], &$smarty));
       
    52     }
       
    53 
       
    54     return false;
       
    55 }
       
    56 
       
    57 /* vim: set expandtab: */
       
    58 
       
    59 ?>