static void
get_rules_thread (GTask *task, gpointer source_object, gpointer task_data, GCancellable *cancellable)
{
GDataAccessHandler *access_handler = GDATA_ACCESS_HANDLER (source_object);
GDataAccessHandlerIface *iface;
g_autoptr(GError) error = NULL;
g_autoptr(GDataFeed) feed = NULL;
GetRulesAsyncData *data = task_data;
/* Execute the query and return */
iface = GDATA_ACCESS_HANDLER_GET_IFACE (access_handler);
g_assert (iface->get_rules != NULL);
feed = iface->get_rules (access_handler, data->service,
cancellable, data->progress_callback,
data->progress_user_data, &error);
if (feed == NULL && error != NULL)
g_task_return_error (task, g_steal_pointer (&error));
else
g_task_return_pointer (task, g_steal_pointer (&feed), g_object_unref);
if (data->destroy_progress_user_data != NULL) {
data->destroy_progress_user_data (data->progress_user_data);
}
}
/**
* gdata_access_handler_delete_rule:
* @self: a #GDataAccessHandler
* @service: a #GDataService
* @rule: the #GDataAccessRule to delete
* @cancellable: optional #GCancellable object, or %NULL
* @error: a #GError, or %NULL
*
* Deletes @rule from the access control list of the #GDataAccessHandler.
*
* If @cancellable is not %NULL, then the operation can be cancelled by triggering the @cancellable object from another thread.
* If the operation was cancelled, the error %G_IO_ERROR_CANCELLED will be returned.
*
* If there is an error deleting the rule, a %GDATA_SERVICE_ERROR_WITH_DELETION error will be returned, unless the @rule was the owner's
* rule; in which case, %GDATA_SERVICE_ERROR_FORBIDDEN will be returned without any network activity.
*
* Return value: %TRUE on success, %FALSE otherwise
*
* Since: 0.3.0
**/
gboolean
gdata_access_handler_delete_rule (GDataAccessHandler *self, GDataService *service, GDataAccessRule *rule, GCancellable *cancellable, GError **error)
{
GDataServiceClass *klass;
GDataAccessHandlerIface *iface;
SoupMessage *message;
guint status;
g_return_val_if_fail (GDATA_IS_ENTRY (self), FALSE);
g_return_val_if_fail (GDATA_IS_SERVICE (service), FALSE);
g_return_val_if_fail (GDATA_IS_ACCESS_RULE (rule), FALSE);
/* The owner of the access handler can't be deleted */
iface = GDATA_ACCESS_HANDLER_GET_IFACE (self);
g_assert (iface->is_owner_rule != NULL);
if (iface->is_owner_rule (rule) == TRUE) {
g_set_error_literal (error, GDATA_SERVICE_ERROR, GDATA_SERVICE_ERROR_FORBIDDEN,
_("The owner's rule may not be deleted."));
return FALSE;
}
message = get_soup_message (self, rule, SOUP_METHOD_DELETE);
/* Make sure subclasses set their headers */
klass = GDATA_SERVICE_GET_CLASS (service);
if (klass->append_query_headers != NULL)
klass->append_query_headers (service, message);
/* Looks like ACLs don't support ETags */
/* Send the message */
status = _gdata_service_send_message (service, message, error);
if (status == SOUP_STATUS_NONE) {
g_object_unref (message);
return FALSE;
}
/* Check for cancellation */
if (g_cancellable_set_error_if_cancelled (cancellable, error) == TRUE) {
g_object_unref (message);
return FALSE;
}
if (status != 200) {
/* Error */
g_assert (klass->parse_error_response != NULL);
klass->parse_error_response (service, GDATA_SERVICE_ERROR_WITH_DELETION, status, message->reason_phrase, message->response_body->data,
message->response_body->length, error);
g_object_unref (message);
return FALSE;
}
g_object_unref (message);
return TRUE;
}
static GDataFeed *
gdata_access_handler_real_get_rules (GDataAccessHandler *self,
GDataService *service,
GCancellable *cancellable,
GDataQueryProgressCallback progress_callback,
gpointer progress_user_data,
GError **error)
{
GDataAccessHandlerIface *iface;
GDataAuthorizationDomain *domain = NULL;
GDataFeed *feed;
GDataLink *_link;
SoupMessage *message;
SoupMessageHeaders *headers;
const gchar *content_type;
_link = gdata_entry_look_up_link (GDATA_ENTRY (self), GDATA_LINK_ACCESS_CONTROL_LIST);
g_assert (_link != NULL);
iface = GDATA_ACCESS_HANDLER_GET_IFACE (self);
if (iface->get_authorization_domain != NULL) {
domain = iface->get_authorization_domain (self);
}
message = _gdata_service_query (service, domain, gdata_link_get_uri (_link), NULL, cancellable, error);
if (message == NULL) {
return NULL;
}
g_assert (message->response_body->data != NULL);
headers = message->response_headers;
content_type = soup_message_headers_get_content_type (headers, NULL);
if (g_strcmp0 (content_type, "application/json") == 0) {
/* Definitely JSON. */
g_debug("JSON content type detected.");
feed = _gdata_feed_new_from_json (GDATA_TYPE_FEED, message->response_body->data, message->response_body->length, GDATA_TYPE_ACCESS_RULE,
progress_callback, progress_user_data, error);
} else {
/* Potentially XML. Don't bother checking the Content-Type, since the parser
* will fail gracefully if the response body is not valid XML. */
g_debug("XML content type detected.");
feed = _gdata_feed_new_from_xml (GDATA_TYPE_FEED, message->response_body->data, message->response_body->length, GDATA_TYPE_ACCESS_RULE,
progress_callback, progress_user_data, error);
}
g_object_unref (message);
return feed;
}
/**
* gdata_access_handler_get_rules:
* @self: a #GDataAccessHandler
* @service: a #GDataService
* @cancellable: (allow-none): optional #GCancellable object, or %NULL
* @progress_callback: (allow-none) (scope call) (closure progress_user_data): a #GDataQueryProgressCallback to call when a rule is loaded, or %NULL
* @progress_user_data: (closure): data to pass to the @progress_callback function
* @error: a #GError, or %NULL
*
* Retrieves a #GDataFeed containing all the access rules which apply to the given #GDataAccessHandler. Only the owner of a #GDataAccessHandler may
* view its rule feed.
*
* If @cancellable is not %NULL, then the operation can be cancelled by triggering the @cancellable object from another thread.
* If the operation was cancelled, the error %G_IO_ERROR_CANCELLED will be returned.
*
* A %GDATA_SERVICE_ERROR_PROTOCOL_ERROR will be returned if the server indicates there is a problem with the query.
*
* For each rule in the response feed, @progress_callback will be called in the main thread. If there was an error parsing the XML response,
* a #GDataParserError will be returned.
*
* Return value: (transfer full): a #GDataFeed of access control rules, or %NULL; unref with g_object_unref()
*
* Since: 0.3.0
*/
GDataFeed *
gdata_access_handler_get_rules (GDataAccessHandler *self, GDataService *service, GCancellable *cancellable,
GDataQueryProgressCallback progress_callback, gpointer progress_user_data, GError **error)
{
GDataAccessHandlerIface *iface;
g_return_val_if_fail (GDATA_IS_ACCESS_HANDLER (self), NULL);
g_return_val_if_fail (GDATA_IS_SERVICE (service), NULL);
g_return_val_if_fail (cancellable == NULL || G_IS_CANCELLABLE (cancellable), NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
iface = GDATA_ACCESS_HANDLER_GET_IFACE (self);
g_assert (iface->get_rules != NULL);
return iface->get_rules (self, service, cancellable, progress_callback,
progress_user_data, error);
}
static void
get_rules_thread (GSimpleAsyncResult *result, GDataAccessHandler *access_handler, GCancellable *cancellable)
{
GDataAccessHandlerIface *iface;
GError *error = NULL;
GetRulesAsyncData *data = g_simple_async_result_get_op_res_gpointer (result);
/* Execute the query and return */
iface = GDATA_ACCESS_HANDLER_GET_IFACE (access_handler);
g_assert (iface->get_rules != NULL);
data->feed = iface->get_rules (access_handler, data->service,
cancellable, data->progress_callback,
data->progress_user_data, &error);
if (data->feed == NULL && error != NULL) {
g_simple_async_result_set_from_error (result, error);
g_error_free (error);
}
if (data->destroy_progress_user_data != NULL) {
data->destroy_progress_user_data (data->progress_user_data);
}
}
