software-admin-panel/include/smarty/Autoloader.php

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2018-07-20 18:33:59 -05:00
<?php
/**
* Smarty Autoloader
*
* @package Smarty
*/
/**
* Smarty Autoloader
*
* @package Smarty
* @author Uwe Tews
* Usage:
* require_once '...path/Autoloader.php';
* Smarty_Autoloader::register();
* $smarty = new Smarty();
* Note: This autoloader is not needed if you use Composer.
* Composer will automatically add the classes of the Smarty package to it common autoloader.
*/
class Smarty_Autoloader
{
/**
* Filepath to Smarty root
*
* @var string
*/
public static $SMARTY_DIR = '';
/**
* Filepath to Smarty internal plugins
*
* @var string
*/
public static $SMARTY_SYSPLUGINS_DIR = '';
/**
* Array of not existing classes to avoid is_file calls for already tested classes
*
* @var array
*/
public static $unknown = array();
/**
* Array with Smarty core classes and their filename
*
* @var array
*/
public static $rootClasses = array('Smarty' => 'Smarty.class.php',
'SmartyBC' => 'SmartyBC.class.php',
);
private static $syspluginsClasses = array(
'smarty_config_source' => true,
'smarty_security' => true,
'smarty_cacheresource' => true,
'smarty_compiledresource' => true,
'smarty_cacheresource_custom' => true,
'smarty_cacheresource_keyvaluestore' => true,
'smarty_resource' => true,
'smarty_resource_custom' => true,
'smarty_resource_uncompiled' => true,
'smarty_resource_recompiled' => true,
'smarty_template_source' => true,
'smarty_template_compiled' => true,
'smarty_template_cached' => true,
'smarty_template_config' => true,
'smarty_data' => true,
'smarty_variable' => true,
'smarty_undefined_variable' => true,
'smartyexception' => true,
'smartycompilerexception' => true,
'smarty_internal_data' => true,
'smarty_internal_template' => true,
'smarty_internal_templatebase' => true,
'smarty_internal_resource_file' => true,
'smarty_internal_resource_extends' => true,
'smarty_internal_resource_eval' => true,
'smarty_internal_resource_string' => true,
'smarty_internal_resource_registered' => true,
'smarty_internal_extension_codeframe' => true,
'smarty_internal_extension_config' => true,
'smarty_internal_filter_handler' => true,
'smarty_internal_function_call_handler' => true,
'smarty_internal_cacheresource_file' => true,
'smarty_internal_write_file' => true,
);
/**
* Registers Smarty_Autoloader backward compatible to older installations.
*
* @param bool $prepend Whether to prepend the autoloader or not.
*/
public static function registerBC($prepend = false)
{
/**
* register the class autoloader
*/
if (!defined('SMARTY_SPL_AUTOLOAD')) {
define('SMARTY_SPL_AUTOLOAD', 0);
}
if (SMARTY_SPL_AUTOLOAD && set_include_path(get_include_path() . PATH_SEPARATOR . SMARTY_SYSPLUGINS_DIR) !== false) {
$registeredAutoLoadFunctions = spl_autoload_functions();
if (!isset($registeredAutoLoadFunctions['spl_autoload'])) {
spl_autoload_register();
}
} else {
self::register($prepend);
}
}
/**
* Registers Smarty_Autoloader as an SPL autoloader.
*
* @param bool $prepend Whether to prepend the autoloader or not.
*/
public static function register($prepend = false)
{
self::$SMARTY_DIR = defined('SMARTY_DIR') ? SMARTY_DIR : dirname(__FILE__) . '/';
self::$SMARTY_SYSPLUGINS_DIR = defined('SMARTY_SYSPLUGINS_DIR') ? SMARTY_SYSPLUGINS_DIR : self::$SMARTY_DIR . 'sysplugins/';
if (version_compare(phpversion(), '5.3.0', '>=')) {
spl_autoload_register(array(__CLASS__, 'autoload'), true, $prepend);
} else {
spl_autoload_register(array(__CLASS__, 'autoload'));
}
}
/**
* Handles autoloading of classes.
*
* @param string $class A class name.
*/
public static function autoload($class)
{
// Request for Smarty or already unknown class
if (isset(self::$unknown[$class])) {
return;
}
$_class = strtolower($class);
if (isset(self::$syspluginsClasses[$_class])) {
$_class = (self::$syspluginsClasses[$_class] === true) ? $_class : self::$syspluginsClasses[$_class];
$file = self::$SMARTY_SYSPLUGINS_DIR . $_class . '.php';
require_once $file;
return;
} elseif (0 !== strpos($_class, 'smarty_internal_')) {
if (isset(self::$rootClasses[$class])) {
$file = self::$SMARTY_DIR . self::$rootClasses[$class];
require_once $file;
return;
}
self::$unknown[$class] = true;
return;
}
$file = self::$SMARTY_SYSPLUGINS_DIR . $_class . '.php';
if (is_file($file)) {
require_once $file;
return;
}
self::$unknown[$class] = true;
return;
}
}