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/framework/vendor/smarty2/lib/internals/core.assemble_plugin_filepath.php

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PHP | 67 lines | 40 code | 10 blank | 17 comment | 7 complexity | c98832bd718c94629c732b5d4c2980cb MD5 | raw file
 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 $name
13 * @return string|false
14 */
15function smarty_core_assemble_plugin_filepath($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?>