function display()
{
jimport('joomla.filesystem.folder');
jimport('joomla.filesystem.path');
// Get the folder to browse
$folder = JRequest::getString('folder', '');
$processfolder = JRequest::getInt('processfolder', 0);
if (empty($folder)) {
$folder = '';
$folder_raw = '';
$isFolderThere = false;
$isInRoot = false;
$isOpenbasedirRestricted = false;
} else {
$stock_dirs = AEPlatform::getInstance()->get_stock_directories();
arsort($stock_dirs);
if ($processfolder == 1) {
foreach ($stock_dirs as $find => $replace) {
$folder = str_replace($find, $replace, $folder);
}
}
// Normalise name, but only if realpath() really, REALLY works...
$old_folder = $folder;
$folder = @realpath($folder);
if ($folder === false) {
$folder = $old_folder;
}
if (AEUtilFilesystem::folderExists($folder)) {
$isFolderThere = true;
} else {
$isFolderThere = false;
}
JRequest::setVar('folder', $folder);
// Check if it's a subdirectory of the site's root
$isInRoot = strpos($folder, JPATH_SITE) === 0;
// Check open_basedir restrictions
$isOpenbasedirRestricted = AEUtilQuirks::checkOpenBasedirs($folder);
// -- Get the meta form of the directory name, if applicable
$folder_raw = $folder;
foreach ($stock_dirs as $replace => $find) {
$folder_raw = str_replace($find, $replace, $folder_raw);
}
}
// Writable check and contents listing if it's in site root and not restricted
if ($isFolderThere && !$isOpenbasedirRestricted) {
// Get writability status
$isWritable = is_writable($folder);
// Get contained folders
$subfolders = JFolder::folders($folder);
} else {
if ($isFolderThere && !$isOpenbasedirRestricted) {
$isWritable = is_writable($folder);
} else {
$isWritable = false;
}
$subfolders = array();
}
// Get parent directory
$pathparts = explode(DIRECTORY_SEPARATOR, $folder);
if (is_array($pathparts)) {
$path = '';
foreach ($pathparts as $part) {
$path .= empty($path) ? $part : DIRECTORY_SEPARATOR . $part;
if (empty($part)) {
if (DIRECTORY_SEPARATOR != '\\') {
$path = DIRECTORY_SEPARATOR;
}
$part = DIRECTORY_SEPARATOR;
}
$crumb['label'] = $part;
$crumb['folder'] = $path;
$breadcrumbs[] = $crumb;
}
$junk = array_pop($pathparts);
$parent = implode(DIRECTORY_SEPARATOR, $pathparts);
} else {
// Can't identify parent dir, use ourselves.
$parent = $folder;
$breadcrumbs = array();
}
$this->assign('folder', $folder);
$this->assign('folder_raw', $folder_raw);
$this->assign('parent', $parent);
$this->assign('exists', $isFolderThere);
$this->assign('inRoot', $isInRoot);
$this->assign('openbasedirRestricted', $isOpenbasedirRestricted);
$this->assign('writable', $isWritable);
$this->assign('subfolders', $subfolders);
$this->assign('breadcrumbs', $breadcrumbs);
parent::display();
}