library/Smarty/libs/sysplugins/smarty_internal_get_include_path.php

   1 <?php
   2 /**
   3  * Smarty read include path plugin
   4  *
   5  * @package    Smarty
   6  * @subpackage PluginsInternal
   7  * @author     Monte Ohrt
   8  */
   9
  10 /**
  11  * Smarty Internal Read Include Path Class
  12  *
  13  * @package    Smarty
  14  * @subpackage PluginsInternal
  15  */
  16 class Smarty_Internal_Get_Include_Path
  17 {
  18     /**
  19      * Return full file path from PHP include_path
  20      *
  21      * @param  string $filepath filepath
  22      *
  23      * @return string|boolean full filepath or false
  24      */
  25     public static function getIncludePath($filepath)
  26     {
  27         static $_include_path = null;
  28
  29         if (function_exists('stream_resolve_include_path')) {
  30             // available since PHP 5.3.2
  31             return stream_resolve_include_path($filepath);
  32         }
  33
  34         if ($_include_path === null) {
  35             $_include_path = explode(PATH_SEPARATOR, get_include_path());
  36         }
  37
  38         foreach ($_include_path as $_path) {
  39             if (file_exists($_path . DS . $filepath)) {
  40                 return $_path . DS . $filepath;
  41             }
  42         }
  43
  44         return false;
  45     }
  46 }