gnome-shell/js/ui/components/autorunManager.js
Marco Trevisan (Treviño) b5676a2a5c messageTray: Inherit Notification, Source and NotificationPolicy from GObject
Register notifications, sources and policies as GObject gtypes so that they can
be passed in signals and use native properties and signals.

Reimplement all the extending classes.

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/559
2019-10-16 15:26:12 +00:00

358 lines
10 KiB
JavaScript

// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
/* exported Component */
const { Gio, GObject, St } = imports.gi;
const GnomeSession = imports.misc.gnomeSession;
const Main = imports.ui.main;
const MessageTray = imports.ui.messageTray;
const { loadInterfaceXML } = imports.misc.fileUtils;
// GSettings keys
const SETTINGS_SCHEMA = 'org.gnome.desktop.media-handling';
const SETTING_DISABLE_AUTORUN = 'autorun-never';
const SETTING_START_APP = 'autorun-x-content-start-app';
const SETTING_IGNORE = 'autorun-x-content-ignore';
const SETTING_OPEN_FOLDER = 'autorun-x-content-open-folder';
var AutorunSetting = {
RUN: 0,
IGNORE: 1,
FILES: 2,
ASK: 3
};
// misc utils
function shouldAutorunMount(mount) {
let root = mount.get_root();
let volume = mount.get_volume();
if (!volume || !volume.allowAutorun)
return false;
if (root.is_native() && isMountRootHidden(root))
return false;
return true;
}
function isMountRootHidden(root) {
let path = root.get_path();
// skip any mounts in hidden directory hierarchies
return (path.includes('/.'));
}
function isMountNonLocal(mount) {
// If the mount doesn't have an associated volume, that means it's
// an uninteresting filesystem. Most devices that we care about will
// have a mount, like media players and USB sticks.
let volume = mount.get_volume();
if (volume == null)
return true;
return (volume.get_identifier("class") == "network");
}
function startAppForMount(app, mount) {
let files = [];
let root = mount.get_root();
let retval = false;
files.push(root);
try {
retval = app.launch(files,
global.create_app_launch_context(0, -1));
} catch (e) {
log(`Unable to launch the application ${app.get_name()}: ${e}`);
}
return retval;
}
const HotplugSnifferIface = loadInterfaceXML('org.gnome.Shell.HotplugSniffer');
const HotplugSnifferProxy = Gio.DBusProxy.makeProxyWrapper(HotplugSnifferIface);
function HotplugSniffer() {
return new HotplugSnifferProxy(Gio.DBus.session,
'org.gnome.Shell.HotplugSniffer',
'/org/gnome/Shell/HotplugSniffer');
}
var ContentTypeDiscoverer = class {
constructor(callback) {
this._callback = callback;
this._settings = new Gio.Settings({ schema_id: SETTINGS_SCHEMA });
}
guessContentTypes(mount) {
let autorunEnabled = !this._settings.get_boolean(SETTING_DISABLE_AUTORUN);
let shouldScan = autorunEnabled && !isMountNonLocal(mount);
if (shouldScan) {
// guess mount's content types using GIO
mount.guess_content_type(false, null,
this._onContentTypeGuessed.bind(this));
} else {
this._emitCallback(mount, []);
}
}
_onContentTypeGuessed(mount, res) {
let contentTypes = [];
try {
contentTypes = mount.guess_content_type_finish(res);
} catch (e) {
log(`Unable to guess content types on added mount ${mount.get_name()}: ${e}`);
}
if (contentTypes.length) {
this._emitCallback(mount, contentTypes);
} else {
let root = mount.get_root();
let hotplugSniffer = new HotplugSniffer();
hotplugSniffer.SniffURIRemote(root.get_uri(),
([contentTypes]) => {
this._emitCallback(mount, contentTypes);
});
}
}
_emitCallback(mount, contentTypes = []) {
// we're not interested in win32 software content types here
contentTypes = contentTypes.filter(
type => (type != 'x-content/win32-software')
);
let apps = [];
contentTypes.forEach(type => {
let app = Gio.app_info_get_default_for_type(type, false);
if (app)
apps.push(app);
});
if (apps.length == 0)
apps.push(Gio.app_info_get_default_for_type('inode/directory', false));
this._callback(mount, apps, contentTypes);
}
};
var AutorunManager = class {
constructor() {
this._session = new GnomeSession.SessionManager();
this._volumeMonitor = Gio.VolumeMonitor.get();
this._dispatcher = new AutorunDispatcher(this);
}
enable() {
this._mountAddedId = this._volumeMonitor.connect('mount-added', this._onMountAdded.bind(this));
this._mountRemovedId = this._volumeMonitor.connect('mount-removed', this._onMountRemoved.bind(this));
}
disable() {
this._volumeMonitor.disconnect(this._mountAddedId);
this._volumeMonitor.disconnect(this._mountRemovedId);
}
_onMountAdded(monitor, mount) {
// don't do anything if our session is not the currently
// active one
if (!this._session.SessionIsActive)
return;
let discoverer = new ContentTypeDiscoverer((mount, apps, contentTypes) => {
this._dispatcher.addMount(mount, apps, contentTypes);
});
discoverer.guessContentTypes(mount);
}
_onMountRemoved(monitor, mount) {
this._dispatcher.removeMount(mount);
}
};
var AutorunDispatcher = class {
constructor(manager) {
this._manager = manager;
this._sources = [];
this._settings = new Gio.Settings({ schema_id: SETTINGS_SCHEMA });
}
_getAutorunSettingForType(contentType) {
let runApp = this._settings.get_strv(SETTING_START_APP);
if (runApp.includes(contentType))
return AutorunSetting.RUN;
let ignore = this._settings.get_strv(SETTING_IGNORE);
if (ignore.includes(contentType))
return AutorunSetting.IGNORE;
let openFiles = this._settings.get_strv(SETTING_OPEN_FOLDER);
if (openFiles.includes(contentType))
return AutorunSetting.FILES;
return AutorunSetting.ASK;
}
_getSourceForMount(mount) {
let filtered = this._sources.filter(source => (source.mount == mount));
// we always make sure not to add two sources for the same
// mount in addMount(), so it's safe to assume filtered.length
// is always either 1 or 0.
if (filtered.length == 1)
return filtered[0];
return null;
}
_addSource(mount, apps) {
// if we already have a source showing for this
// mount, return
if (this._getSourceForMount(mount))
return;
// add a new source
this._sources.push(new AutorunSource(this._manager, mount, apps));
}
addMount(mount, apps, contentTypes) {
// if autorun is disabled globally, return
if (this._settings.get_boolean(SETTING_DISABLE_AUTORUN))
return;
// if the mount doesn't want to be autorun, return
if (!shouldAutorunMount(mount))
return;
let setting;
if (contentTypes.length > 0)
setting = this._getAutorunSettingForType(contentTypes[0]);
else
setting = AutorunSetting.ASK;
// check at the settings for the first content type
// to see whether we should ask
if (setting == AutorunSetting.IGNORE)
return; // return right away
let success = false;
let app = null;
if (setting == AutorunSetting.RUN) {
app = Gio.app_info_get_default_for_type(contentTypes[0], false);
} else if (setting == AutorunSetting.FILES) {
app = Gio.app_info_get_default_for_type('inode/directory', false);
}
if (app)
success = startAppForMount(app, mount);
// we fallback here also in case the settings did not specify 'ask',
// but we failed launching the default app or the default file manager
if (!success)
this._addSource(mount, apps);
}
removeMount(mount) {
let source = this._getSourceForMount(mount);
// if we aren't tracking this mount, don't do anything
if (!source)
return;
// destroy the notification source
source.destroy();
}
};
var AutorunSource = GObject.registerClass(
class AutorunSource extends MessageTray.Source {
_init(manager, mount, apps) {
super._init(mount.get_name());
this._manager = manager;
this.mount = mount;
this.apps = apps;
this._notification = new AutorunNotification(this._manager, this);
// add ourselves as a source, and popup the notification
Main.messageTray.add(this);
this.showNotification(this._notification);
}
getIcon() {
return this.mount.get_icon();
}
_createPolicy() {
return new MessageTray.NotificationApplicationPolicy('org.gnome.Nautilus');
}
});
var AutorunNotification = GObject.registerClass(
class AutorunNotification extends MessageTray.Notification {
_init(manager, source) {
super._init(source, source.title);
this._manager = manager;
this._mount = source.mount;
}
createBanner() {
let banner = new MessageTray.NotificationBanner(this);
this.source.apps.forEach(app => {
let actor = this._buttonForApp(app);
if (actor)
banner.addButton(actor);
});
return banner;
}
_buttonForApp(app) {
let box = new St.BoxLayout();
let icon = new St.Icon({ gicon: app.get_icon(),
style_class: 'hotplug-notification-item-icon' });
box.add(icon);
let label = new St.Bin({
y_align: St.Align.MIDDLE,
child: new St.Label({ text: _("Open with %s").format(app.get_name()) }),
});
box.add(label);
let button = new St.Button({ child: box,
x_fill: true,
x_align: St.Align.START,
x_expand: true,
button_mask: St.ButtonMask.ONE,
style_class: 'hotplug-notification-item button' });
button.connect('clicked', () => {
startAppForMount(app, this._mount);
this.destroy();
});
return button;
}
activate() {
super.activate();
let app = Gio.app_info_get_default_for_type('inode/directory', false);
startAppForMount(app, this._mount);
}
});
var Component = AutorunManager;