static void
delete_done_cb (LIBMTP_mtpdevice_t *device, TracksDeletedCallbackData *data)
{
data->actually_free = FALSE;
update_free_space_cb (device, RB_MTP_SOURCE (data->source));
g_idle_add ((GSourceFunc) delete_done_idle_cb, data);
}
/* this callback runs on the device handling thread, so it can call libmtp directly */
static void
mtp_device_open_cb (LIBMTP_mtpdevice_t *device, RBMtpSource *source)
{
RBMtpSourcePrivate *priv = MTP_SOURCE_GET_PRIVATE (source);
DeviceOpenedData *data;
if (device == NULL) {
/* can't delete the source on this thread, so move it to the main thread */
g_idle_add ((GSourceFunc) device_open_failed_idle, g_object_ref (source));
return;
}
/* set the source name to match the device, ignoring some
* particular broken device names.
*/
data = g_new0 (DeviceOpenedData, 1);
data->source = g_object_ref (source);
data->name = LIBMTP_Get_Friendlyname (device);
if (data->name == NULL || strcmp (data->name, "?????") == 0) {
g_free (data->name);
data->name = LIBMTP_Get_Modelname (device);
}
if (data->name == NULL) {
data->name = g_strdup (_("Digital Audio Player"));
}
/* get some other device information that doesn't change */
priv->manufacturer = LIBMTP_Get_Manufacturername (device);
priv->device_version = LIBMTP_Get_Deviceversion (device);
priv->model_name = LIBMTP_Get_Modelname (device);
priv->serial = LIBMTP_Get_Serialnumber (device);
/* calculate the device capacity */
priv->capacity = 0;
if (LIBMTP_Get_Storage (device, LIBMTP_STORAGE_SORTBY_NOTSORTED) == 0) {
LIBMTP_devicestorage_t *storage;
for (storage = device->storage;
storage != NULL;
storage = storage->next) {
priv->capacity += storage->MaxCapacity;
}
}
update_free_space_cb (device, RB_MTP_SOURCE (source));
/* figure out the set of formats supported by the device */
if (LIBMTP_Get_Supported_Filetypes (device, &data->types, &data->num_types) != 0) {
rb_mtp_thread_report_errors (priv->device_thread, FALSE);
}
g_idle_add ((GSourceFunc) device_opened_idle, data);
/* now get the track list */
rb_mtp_thread_get_track_list (priv->device_thread, (RBMtpTrackListCallback) mtp_tracklist_cb, g_object_ref (source), g_object_unref);
}
/* this callback runs on the device handling thread, so it can call libmtp directly */
static void
mtp_device_open_cb (LIBMTP_mtpdevice_t *device, RBMtpSource *source)
{
RBMtpSourcePrivate *priv = MTP_SOURCE_GET_PRIVATE (source);
gboolean has_audio = FALSE;
DeviceOpenedData *data;
if (device == NULL) {
/* can't delete the source on this thread, so move it to the main thread */
g_idle_add ((GSourceFunc) device_open_failed_idle, g_object_ref (source));
return;
}
/* set the source name to match the device, ignoring some
* particular broken device names.
*/
data = g_new0 (DeviceOpenedData, 1);
data->source = g_object_ref (source);
data->name = LIBMTP_Get_Friendlyname (device);
if (data->name == NULL || strcmp (data->name, "?????") == 0) {
g_free (data->name);
data->name = LIBMTP_Get_Modelname (device);
}
if (data->name == NULL) {
data->name = g_strdup (_("Digital Audio Player"));
}
/* get some other device information that doesn't change */
priv->manufacturer = LIBMTP_Get_Manufacturername (device);
priv->device_version = LIBMTP_Get_Deviceversion (device);
priv->model_name = LIBMTP_Get_Modelname (device);
priv->serial = LIBMTP_Get_Serialnumber (device);
/* calculate the device capacity */
priv->capacity = 0;
if (LIBMTP_Get_Storage (device, LIBMTP_STORAGE_SORTBY_NOTSORTED) == 0) {
LIBMTP_devicestorage_t *storage;
for (storage = device->storage;
storage != NULL;
storage = storage->next) {
priv->capacity += storage->MaxCapacity;
}
}
update_free_space_cb (device, RB_MTP_SOURCE (source));
/* figure out the set of formats supported by the device, ensuring there's at least
* one audio format aside from WAV. the purpose of this is to exclude cameras and other
* MTP devices that aren't interesting to us.
*/
if (LIBMTP_Get_Supported_Filetypes (device, &data->types, &data->num_types) != 0) {
rb_mtp_thread_report_errors (priv->device_thread, FALSE);
} else {
int i;
for (i = 0; i < data->num_types; i++) {
if (data->types[i] != LIBMTP_FILETYPE_WAV && LIBMTP_FILETYPE_IS_AUDIO (data->types[i])) {
has_audio = TRUE;
break;
}
}
}
if (has_audio == FALSE) {
rb_debug ("device doesn't support any audio formats");
g_idle_add ((GSourceFunc) device_open_ignore_idle, data);
return;
}
g_idle_add ((GSourceFunc) device_opened_idle, data);
/* now get the track list */
rb_mtp_thread_get_track_list (priv->device_thread, (RBMtpTrackListCallback) mtp_tracklist_cb, g_object_ref (source), g_object_unref);
}
static void
delete_done_cb (LIBMTP_mtpdevice_t *device, TracksDeletedCallbackData *data)
{
LIBMTP_folder_t *folders;
LIBMTP_file_t *files;
data->actually_free = FALSE;
update_free_space_cb (device, RB_MTP_SOURCE (data->source));
/* if any of the folders we just deleted from are now empty, delete them */
folders = LIBMTP_Get_Folder_List (device);
files = LIBMTP_Get_Filelisting_With_Callback (device, NULL, NULL);
if (folders != NULL) {
GHashTableIter iter;
gpointer key;
g_hash_table_iter_init (&iter, data->check_folders);
while (g_hash_table_iter_next (&iter, &key, NULL)) {
LIBMTP_folder_t *f;
LIBMTP_folder_t *c;
LIBMTP_file_t *file;
uint32_t folder_id = GPOINTER_TO_UINT(key);
while (folder_id != device->default_music_folder && folder_id != 0) {
f = LIBMTP_Find_Folder (folders, folder_id);
if (f == NULL) {
rb_debug ("unable to find folder %u", folder_id);
break;
}
/* don't delete folders with children that we didn't just delete */
for (c = f->child; c != NULL; c = c->sibling) {
if (g_hash_table_lookup (data->check_folders,
GUINT_TO_POINTER (c->folder_id)) == NULL) {
break;
}
}
if (c != NULL) {
rb_debug ("folder %s has children", f->name);
break;
}
/* don't delete folders that contain files */
for (file = files; file != NULL; file = file->next) {
if (file->parent_id == folder_id) {
break;
}
}
if (file != NULL) {
rb_debug ("folder %s contains at least one file: %s", f->name, file->filename);
break;
}
/* ok, the folder is empty */
rb_debug ("deleting empty folder %s", f->name);
LIBMTP_Delete_Object (device, f->folder_id);
/* if the folder we just deleted has siblings, the parent
* can't be empty.
*/
if (f->sibling != NULL) {
rb_debug ("folder %s has siblings, can't delete parent", f->name);
break;
}
folder_id = f->parent_id;
}
}
LIBMTP_destroy_folder_t (folders);
} else {
rb_debug ("unable to get device folder list");
}
/* clean up the file list */
while (files != NULL) {
LIBMTP_file_t *n;
n = files->next;
LIBMTP_destroy_file_t (files);
files = n;
}
g_idle_add ((GSourceFunc) delete_done_idle_cb, data);
}
