1<?php
2
3/**
4 * Simple PSR-4 autoloader
5 *
6 * Based on PSR-4 example code
7 *
8 * @link http://www.php-fig.org/psr/psr-4/examples/
9 * @param string $class The fully-qualified class name.
10 * @return void
11 */
12spl_autoload_register(function($class) {
13    $namespaces = array(
14        'Psr\\Log\\' => __DIR__ . '/subtree/php-fig/log/Psr/Log/',
15        'Tx\\' => __DIR__ . '/subtree/txtthinking/Mailer/src/',
16        'splitbrain\\dokuwiki\\plugin\\smtp\\' => __DIR__ . '/classes/'
17    );
18
19    foreach($namespaces as $prefix => $base_dir) {
20        // does the class use the namespace prefix?
21        $len = strlen($prefix);
22        if (strncmp($prefix, $class, $len) !== 0) {
23            // no, move to the next
24            continue;
25        }
26
27        // get the relative class name
28        $relative_class = substr($class, $len);
29
30        // replace the namespace prefix with the base directory, replace namespace
31        // separators with directory separators in the relative class name, append
32        // with .php
33        $file = $base_dir . str_replace('\\', '/', $relative_class) . '.php';
34
35        // if the file exists, require it
36        if (file_exists($file)) {
37            require $file;
38        }
39    }
40});
41