public function browse($path = '', array $properties = array())
{
global $injector, $registry;
// Default properties.
if (!$properties) {
$properties = array('name', 'icon', 'browseable');
}
if (substr($path, 0, 5) == 'ansel') {
$path = substr($path, 5);
}
$path = trim($path, '/');
$parts = explode('/', $path);
$storage = $injector->getInstance('Ansel_Storage');
if (empty($path)) {
$owners = array();
$galleries = $storage->listGalleries(array('all_levels' => false));
foreach ($galleries as $gallery) {
$owners[$gallery->get('owner') ? $gallery->get('owner') : '-system-'] = true;
}
$results = array();
foreach (array_keys($owners) as $owner) {
$path = 'ansel/' . $registry->convertUsername($owner, false);
if (in_array('name', $properties)) {
$results[$path]['name'] = $injector->getInstance('Horde_Core_Factory_Identity')->create($owner)->getName();
}
if (in_array('icon', $properties)) {
$results[$path]['icon'] = Horde_Themes::img('user.png');
}
if (in_array('browseable', $properties)) {
$results[$path]['browseable'] = true;
}
}
return $results;
} else {
$dav = $injector->getInstance('Horde_Dav_Storage');
$object = end($parts);
try {
$object = $dav->getInternalObjectId($object, $parts[count($parts) - 2]) ?: $object;
} catch (Horde_Dav_Exception $e) {
}
if (count($parts) == 1) {
// This request is for all galleries owned by the requested
// user.
$galleries = $storage->listGalleries(array('attributes' => $registry->convertUsername($parts[0], true), 'all_levels' => false));
$images = array();
} elseif ($this->galleryExists(end($parts))) {
// This request if for a certain gallery, list all sub-galleries
// and images.
$gallery_id = end($parts);
$galleries = $storage->listGalleries(array('parent' => $gallery_id, 'all_levels' => false, 'perm' => Horde_Perms::SHOW));
$images = $this->listImages($gallery_id, array('perms' => Horde_Perms::SHOW, 'view' => 'mini'));
} elseif (count($parts) > 2 && $this->galleryExists($parts[count($parts) - 2]) && ($image = $injector->getInstance('Ansel_Storage')->getImage($object))) {
return array('data' => $image->raw(), 'mimetype' => $image->type, 'mtime' => $image->uploaded);
} else {
throw new Horde_Exception_NotFound(_("File not found."));
}
$results = array();
foreach ($galleries as $gallery) {
$retpath = 'ansel/' . implode('/', $parts) . '/' . $gallery->id;
if (in_array('name', $properties)) {
$results[$retpath]['name'] = sprintf(_("Photos from %s"), $gallery->get('name'));
}
if (in_array('displayname', $properties)) {
$results[$retpath]['displayname'] = rawurlencode($gallery->get('name'));
}
if (in_array('icon', $properties)) {
$results[$retpath]['icon'] = Horde_Themes::img('ansel.png');
}
if (in_array('browseable', $properties)) {
$results[$retpath]['browseable'] = $gallery->hasPermission($registry->getAuth(), Horde_Perms::READ);
}
}
$dav = $injector->getInstance('Horde_Dav_Storage');
foreach ($images as $imageId => $image) {
try {
$imageId = $dav->getExternalObjectId($imageId, $parts[count($parts) - 1]) ?: $imageId;
} catch (Horde_Dav_Exception $e) {
}
$retpath = 'ansel/' . implode('/', $parts) . '/' . $imageId;
if (in_array('name', $properties)) {
$results[$retpath]['name'] = $image['name'];
}
if (in_array('displayname', $properties)) {
$results[$retpath]['displayname'] = rawurlencode($image['name']);
}
if (in_array('icon', $properties)) {
$results[$retpath]['icon'] = $image['url'];
}
if (in_array('browseable', $properties)) {
$results[$retpath]['browseable'] = false;
}
if (in_array('contenttype', $properties)) {
$results[$retpath]['contenttype'] = $image['type'];
}
if (in_array('modified', $properties)) {
$results[$retpath]['modified'] = $image['uploaded'];
}
if (in_array('created', $properties)) {
$results[$retpath]['created'] = $image['uploaded'];
}
if (in_array('etag', $properties)) {
$results[$retpath]['etag'] = '"' . md5($imageId . '|' . $image['uploaded']) . '"';
}
}
return $results;
}
throw Horde_Exception_NotFound(_("File not found."), 404);
}