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//! Sending side of the DBus interface.
use std::convert::From;
use dbus::{Connection, BusType, MessageItem, Message, FromMessageItem};
use configuration::DBusConfiguration;
use event::inbound::{UpdateAvailable, DownloadComplete, GetInstalledSoftware};
use event::outbound::{InstalledFirmwares, InstalledPackages, InstalledSoftware};
pub fn send_update_available(config: &DBusConfiguration, e: UpdateAvailable) {
let args = [
MessageItem::from(e.update_id),
MessageItem::from(e.signature),
MessageItem::from(e.description),
MessageItem::from(e.request_confirmation)];
let mut message = Message::new_method_call(
&config.software_manager, &config.software_manager_path,
&config.software_manager, "updateAvailable").unwrap();
message.append_items(&args);
let conn = Connection::get_private(BusType::Session).unwrap();
let _ = conn.send(message)
.map_err(|_| error!("Couldn't forward message to D-Bus"));
}
pub fn send_download_complete(config: &DBusConfiguration, e: DownloadComplete) {
let args = [
MessageItem::from(e.update_image),
MessageItem::from(e.signature)];
let mut message = Message::new_method_call(
&config.software_manager, &config.software_manager_path,
&config.software_manager, "downloadComplete").unwrap();
message.append_items(&args);
let conn = Connection::get_private(BusType::Session).unwrap();
let _ = conn.send(message)
.map_err(|_| error!("Couldn't forward message to D-Bus"));
}
pub fn send_get_installed_software(config: &DBusConfiguration, e: GetInstalledSoftware)
-> Result<InstalledSoftware, ()> {
let args = [
MessageItem::from(e.include_packages),
MessageItem::from(e.include_module_firmware)];
let mut message = Message::new_method_call(
&config.software_manager, &config.software_manager_path,
&config.software_manager, "getInstalledPackages").unwrap();
message.append_items(&args);
let conn = Connection::get_private(BusType::Session).unwrap();
let msg = conn.send_with_reply_and_block(message, config.timeout).unwrap();
let mut args = msg.get_items().into_iter();
let arg = try!(args.next().ok_or(()));
let installed_packages: InstalledPackages = try!(FromMessageItem::from(&arg));
let arg = try!(args.next().ok_or(()));
let installed_firmware: InstalledFirmwares = try!(FromMessageItem::from(&arg));
Ok(InstalledSoftware::new(installed_packages, installed_firmware))
}
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