/**
* Get the singleton instance
* @return Loader
*/
private static function instance()
{
if (self::$instance == null) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Method to setup the autoloaders for the Joomla Platform.
*
* @param int $changePrivate Flag for change values and functions to protected instead private in extends files
* @param string $prefix Prefix for extend files
* @param string $suffix Suffix for extend files
*
* @return void
*/
public static function setupOverrideLoader($changePrivate = 0, $prefix = '', $suffix = 'Default')
{
self::$changePrivate = $changePrivate;
self::$prefix = $prefix;
self::$suffix = $suffix;
// Register the prefix autoloader.
spl_autoload_register(array('MVCLoader', 'registerOverrideAutoLoader'), false, true);
}
/**
* Override a core classes and just overload methods that need
*
* @param string $sourcePath Source Path
* @param string $class Class
* @param string $jimport JImport path
* @param string $replacePath Replace Path
*
* @return void
*/
private static function overrideClass($sourcePath, $class, $jimport, $replacePath)
{
// Override library class
if (!file_exists($sourcePath)) {
return;
}
MVCLoader::setOverrideFile($class, $sourcePath, true, 'LIB_', 'Default');
if (!empty($jimport)) {
jimport($jimport);
}
MVCLoader::setOverrideFile($class, $replacePath);
}
/**
* Get file info
*
* @param string $includePath Path for check inner files
* @param string $component Component name folder
* @param string $filePath Checking file path
* @param string $type Type file
* @param string $indexName Name usage for helper index
*
* @return stdClass
*/
private function getOverrideFileInfo($includePath, $component, $filePath, $type = '', $indexName = '')
{
$filePath = JPath::clean($filePath);
$sameFolderPrefix = $component . '/' . $type;
if ($type == 'helpers') {
$app = JFactory::getApplication();
$baseName = basename($filePath);
$prefix = substr($baseName, 0, 5);
if ($app->isAdmin() && $prefix == 'admin' || !$app->isAdmin() && $prefix != 'admin' || !(!$app->isAdmin() && $prefix == 'admin')) {
$realPath = JPATH_SITE . '/components' . substr($filePath, strlen($includePath));
} else {
$realPath = JPATH_ADMINISTRATOR . '/components/' . $sameFolderPrefix . '/' . substr($baseName, 5);
}
} else {
$realPath = JPATH_BASE . '/components/' . substr($filePath, strlen($includePath));
}
$realPath = JPath::clean($realPath);
if (!JFile::exists($realPath)) {
return;
}
$forOverrideFile = file_get_contents($realPath);
$originalClass = MVCOverrideHelperOverride::getOriginalClass($forOverrideFile);
unset($forOverrideFile);
if ($type == 'helpers') {
JLoader::register($indexName, $filePath);
} else {
// Set path for new file
MVCLoader::setOverrideFile($originalClass, $filePath);
}
// Set path for override file
MVCLoader::setOverrideFile($originalClass, $realPath, true, $this->params->get('extendPrefix', ''), $this->params->get('extendSuffix', 'Default'));
}