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[contagged] / inc / smarty / internals / core.assemble_plugin_filepath.php
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 ?>