smarty/internals/core.assemble_plugin_filepath.php
changeset 0 c63de9eb7045
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-1:000000000000 0:c63de9eb7045
       
     1 <?php
       
     2 /**
       
     3  * Smarty plugin
       
     4  * @package Smarty
       
     5  * @subpackage plugins
       
     6  */
       
     7 
       
     8 /**
       
     9  * assemble filepath of requested plugin
       
    10  *
       
    11  * @param string $type
       
    12  * @param string $name
       
    13  * @return string|false
       
    14  */
       
    15 function smarty_core_assemble_plugin_filepath($params, &$smarty)
       
    16 {
       
    17     static $_filepaths_cache = array();
       
    18 
       
    19     $_plugin_filename = $params['type'] . '.' . $params['name'] . '.php';
       
    20     if (isset($_filepaths_cache[$_plugin_filename])) {
       
    21         return $_filepaths_cache[$_plugin_filename];
       
    22     }
       
    23     $_return = false;
       
    24 
       
    25     foreach ((array)$smarty->plugins_dir as $_plugin_dir) {
       
    26 
       
    27         $_plugin_filepath = $_plugin_dir . DIRECTORY_SEPARATOR . $_plugin_filename;
       
    28 
       
    29         // see if path is relative
       
    30         if (!preg_match("/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/", $_plugin_dir)) {
       
    31             $_relative_paths[] = $_plugin_dir;
       
    32             // relative path, see if it is in the SMARTY_DIR
       
    33             if (@is_readable(SMARTY_DIR . $_plugin_filepath)) {
       
    34                 $_return = SMARTY_DIR . $_plugin_filepath;
       
    35                 break;
       
    36             }
       
    37         }
       
    38         // try relative to cwd (or absolute)
       
    39         if (@is_readable($_plugin_filepath)) {
       
    40             $_return = $_plugin_filepath;
       
    41             break;
       
    42         }
       
    43     }
       
    44 
       
    45     if($_return === false) {
       
    46         // still not found, try PHP include_path
       
    47         if(isset($_relative_paths)) {
       
    48             foreach ((array)$_relative_paths as $_plugin_dir) {
       
    49 
       
    50                 $_plugin_filepath = $_plugin_dir . DIRECTORY_SEPARATOR . $_plugin_filename;
       
    51 
       
    52                 $_params = array('file_path' => $_plugin_filepath);
       
    53                 require_once(SMARTY_CORE_DIR . 'core.get_include_path.php');
       
    54                 if(smarty_core_get_include_path($_params, $smarty)) {
       
    55                     $_return = $_params['new_file_path'];
       
    56                     break;
       
    57                 }
       
    58             }
       
    59         }
       
    60     }
       
    61     $_filepaths_cache[$_plugin_filename] = $_return;
       
    62     return $_return;
       
    63 }
       
    64 
       
    65 /* vim: set expandtab: */
       
    66 
       
    67 ?>