102 lines
2.7 KiB
PHP
102 lines
2.7 KiB
PHP
<?php
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/*
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* This file is part of SwiftMailer.
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* (c) 2004-2009 Chris Corbyn
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* General utility class in NewsletterPro_Swift Mailer, not to be instantiated.
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*
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*
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* @author Chris Corbyn
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*/
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abstract class NewsletterPro_Swift
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{
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/** NewsletterPro_Swift Mailer Version number generated during dist release process */
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const VERSION = '@SWIFT_VERSION_NUMBER@';
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public static $initialized = false;
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public static $inits = array();
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/**
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* Registers an initializer callable that will be called the first time
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* a SwiftMailer class is autoloaded.
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*
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* This enables you to tweak the default configuration in a lazy way.
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*
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* @param mixed $callable A valid PHP callable that will be called when autoloading the first NewsletterPro_Swift class
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*/
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public static function init($callable)
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{
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self::$inits[] = $callable;
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}
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/**
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* Internal autoloader for spl_autoload_register().
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*
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* @param string $class
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*/
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public static function autoload($class)
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{
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// Don't interfere with other autoloaders
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if (0 !== strpos($class, 'NewsletterPro_Swift_')) {
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return;
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}
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$classname = $class;
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$cls_exp = explode('_', $class);
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if (!empty($cls_exp)) {
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$classname = '';
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foreach ($cls_exp as $key => $value) {
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if ($key == 0) {
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$classname .= $value . '_';
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} else {
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$classname .= $value . '/';
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}
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}
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$classname = rtrim($classname, '/_');
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}
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$classname = preg_replace('/^NewsletterPro_Swift\//', 'Swift/', $classname);
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// $path = dirname(__FILE__).'/'.str_replace('_', '/', $class).'.php';
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$path = dirname(__FILE__).'/'.$classname.'.php';
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if (!file_exists($path)) {
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return;
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}
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require $path;
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if (self::$inits && !self::$initialized) {
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self::$initialized = true;
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foreach (self::$inits as $init) {
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call_user_func($init);
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}
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}
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}
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/**
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* Configure autoloading using NewsletterPro_Swift Mailer.
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*
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* This is designed to play nicely with other autoloaders.
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*
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* @param mixed $callable A valid PHP callable that will be called when autoloading the first NewsletterPro_Swift class
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*/
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public static function registerAutoload($callable = null)
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{
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if (null !== $callable) {
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self::$inits[] = $callable;
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}
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spl_autoload_register(array('NewsletterPro_Swift', 'autoload'));
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}
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}
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