gnome-shell/js/ui/autorunManager.js

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/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
const Lang = imports.lang;
const DBus = imports.dbus;
const Gio = imports.gi.Gio;
const St = imports.gi.St;
const Main = imports.ui.main;
const MessageTray = imports.ui.messageTray;
const ShellMountOperation = imports.ui.shellMountOperation;
// 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';
const AutorunSetting = {
RUN: 0,
IGNORE: 1,
FILES: 2,
ASK: 3
};
// misc utils
function ignoreAutorunForMount(mount) {
let root = mount.get_root();
let volume = mount.get_volume();
if ((root.is_native() && !isMountRootHidden(root)) ||
(volume && volume.allowAutorun && volume.should_automount()))
return false;
return true;
}
function isMountRootHidden(root) {
let path = root.get_path();
// skip any mounts in hidden directory hierarchies
return (path.indexOf('/.') != -1);
}
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())
} catch (e) {
log('Unable to launch the application ' + app.get_name()
+ ': ' + e.toString());
}
return retval;
}
/******************************************/
const HotplugSnifferIface = {
name: 'org.gnome.Shell.HotplugSniffer',
methods: [{ name: 'SniffURI',
inSignature: 's',
outSignature: 'as' }]
};
const HotplugSniffer = function() {
this._init();
};
HotplugSniffer.prototype = {
_init: function() {
DBus.session.proxifyObject(this,
'org.gnome.Shell.HotplugSniffer',
'/org/gnome/Shell/HotplugSniffer');
},
};
DBus.proxifyPrototype(HotplugSniffer.prototype, HotplugSnifferIface);
function ContentTypeDiscoverer(callback) {
this._init(callback);
}
ContentTypeDiscoverer.prototype = {
_init: function(callback) {
this._callback = callback;
},
guessContentTypes: function(mount) {
// guess mount's content types using GIO
mount.guess_content_type(false, null,
Lang.bind(this,
this._onContentTypeGuessed));
},
_onContentTypeGuessed: function(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.toString());
}
if (contentTypes.length) {
this._emitCallback(mount, contentTypes);
} else {
let root = mount.get_root();
let hotplugSniffer = new HotplugSniffer();
hotplugSniffer.SniffURIRemote
(root.get_uri(), DBus.CALL_FLAG_START,
Lang.bind(this, function(contentTypes) {
this._emitCallback(mount, contentTypes);
}));
}
},
_emitCallback: function(mount, contentTypes) {
if (!contentTypes)
contentTypes = [];
// we're not interested in win32 software content types here
contentTypes = contentTypes.filter(function(type) {
return (type != 'x-content/win32-software');
});
let apps = [];
contentTypes.forEach(function(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);
}
}
function AutorunManager() {
this._init();
}
AutorunManager.prototype = {
_init: function() {
this._volumeMonitor = Gio.VolumeMonitor.get();
this._volumeMonitor.connect('mount-added',
Lang.bind(this,
this._onMountAdded));
this._volumeMonitor.connect('mount-removed',
Lang.bind(this,
this._onMountRemoved));
this._transDispatcher = new AutorunTransientDispatcher();
this._createResidentSource();
let mounts = this._volumeMonitor.get_mounts();
mounts.forEach(Lang.bind(this, function (mount) {
let discoverer = new ContentTypeDiscoverer(Lang.bind (this,
function (mount, apps) {
this._residentSource.addMount(mount, apps);
}));
discoverer.guessContentTypes(mount);
}));
},
_createResidentSource: function() {
this._residentSource = new AutorunResidentSource();
this._residentSource.connect('destroy',
Lang.bind(this,
this._createResidentSource));
},
_onMountAdded: function(monitor, mount) {
// don't do anything if our session is not the currently
// active one
if (!Main.automountManager.ckListener.sessionActive)
return;
let discoverer = new ContentTypeDiscoverer(Lang.bind (this,
function (mount, apps, contentTypes) {
this._transDispatcher.addMount(mount, apps, contentTypes);
this._residentSource.addMount(mount, apps);
}));
discoverer.guessContentTypes(mount);
},
_onMountRemoved: function(monitor, mount) {
this._transDispatcher.removeMount(mount);
this._residentSource.removeMount(mount);
},
ejectMount: function(mount) {
let mountOp = new ShellMountOperation.ShellMountOperation(mount);
// first, see if we have a drive
let drive = mount.get_drive();
let volume = mount.get_volume();
if (drive &&
drive.get_start_stop_type() == Gio.DriveStartStopType.SHUTDOWN &&
drive.can_stop()) {
drive.stop(0, mountOp.mountOp, null,
Lang.bind(this, this._onStop));
} else {
if (mount.can_eject()) {
mount.eject_with_operation(0, mountOp.mountOp, null,
Lang.bind(this, this._onEject));
} else if (volume && volume.can_eject()) {
volume.eject_with_operation(0, mountOp.mountOp, null,
Lang.bind(this, this._onEject));
} else if (drive && drive.can_eject()) {
drive.eject_with_operation(0, mountOp.mountOp, null,
Lang.bind(this, this._onEject));
} else if (mount.can_unmount()) {
mount.unmount_with_operation(0, mountOp.mountOp, null,
Lang.bind(this, this._onUnmount));
}
}
},
_onUnmount: function(mount, res) {
try {
mount.unmount_with_operation_finish(res);
} catch (e) {
// FIXME: we need to ignore G_IO_ERROR_FAILED_HANDLED errors here
// but we can't access the error code from JS.
// See https://bugzilla.gnome.org/show_bug.cgi?id=591480
log('Unable to eject the mount ' + mount.get_name()
+ ': ' + e.toString());
}
},
_onEject: function(source, res) {
try {
source.eject_with_operation_finish(res);
} catch (e) {
// FIXME: we need to ignore G_IO_ERROR_FAILED_HANDLED errors here
// but we can't access the error code from JS.
// See https://bugzilla.gnome.org/show_bug.cgi?id=591480
log('Unable to eject the drive ' + source.get_name()
+ ': ' + e.toString());
}
},
_onStop: function(drive, res) {
try {
drive.stop_finish(res);
} catch (e) {
// FIXME: we need to ignore G_IO_ERROR_FAILED_HANDLED errors here
// but we can't access the error code from JS.
// See https://bugzilla.gnome.org/show_bug.cgi?id=591480
log('Unable to stop the drive ' + drive.get_name()
+ ': ' + e.toString());
}
},
}
function AutorunResidentSource() {
this._init();
}
AutorunResidentSource.prototype = {
__proto__: MessageTray.Source.prototype,
_init: function() {
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MessageTray.Source.prototype._init.call(this, _("Removable Devices"));
this._mounts = [];
this._notification = new AutorunResidentNotification(this);
this._setSummaryIcon(this.createNotificationIcon());
},
addMount: function(mount, apps) {
if (ignoreAutorunForMount(mount))
return;
let filtered = this._mounts.filter(function (element) {
return (element.mount == mount);
});
if (filtered.length != 0)
return;
let element = { mount: mount, apps: apps };
this._mounts.push(element);
this._redisplay();
},
removeMount: function(mount) {
this._mounts =
this._mounts.filter(function (element) {
return (element.mount != mount);
});
this._redisplay();
},
_redisplay: function() {
if (this._mounts.length == 0) {
this._notification.destroy();
this.destroy();
return;
}
this._notification.updateForMounts(this._mounts);
// add ourselves as a source, and push the notification
if (!Main.messageTray.contains(this)) {
Main.messageTray.add(this);
this.pushNotification(this._notification);
}
},
createNotificationIcon: function() {
return new St.Icon ({ icon_name: 'media-removable',
icon_type: St.IconType.FULLCOLOR,
icon_size: this.ICON_SIZE });
}
}
function AutorunResidentNotification(source) {
this._init(source);
}
AutorunResidentNotification.prototype = {
__proto__: MessageTray.Notification.prototype,
_init: function(source) {
MessageTray.Notification.prototype._init.call(this, source,
source.title, null,
{ customContent: true });
// set the notification as resident
this.setResident(true);
this._layout = new St.BoxLayout ({ style_class: 'hotplug-resident-box',
vertical: true });
this.addActor(this._layout,
{ x_expand: true,
x_fill: true });
},
updateForMounts: function(mounts) {
// remove all the layout content
this._layout.destroy_children();
for (let idx = 0; idx < mounts.length; idx++) {
let element = mounts[idx];
let actor = this._itemForMount(element.mount, element.apps);
this._layout.add(actor, { x_fill: true,
expand: true });
}
},
_itemForMount: function(mount, apps) {
let item = new St.BoxLayout();
// prepare the mount button content
let mountLayout = new St.BoxLayout();
let mountIcon = new St.Icon({ gicon: mount.get_icon(),
style_class: 'hotplug-resident-mount-icon' });
mountLayout.add_actor(mountIcon);
let labelBin = new St.Bin({ y_align: St.Align.MIDDLE });
let mountLabel =
new St.Label({ text: mount.get_name(),
style_class: 'hotplug-resident-mount-label',
track_hover: true,
reactive: true });
labelBin.add_actor(mountLabel);
mountLayout.add_actor(labelBin);
let mountButton = new St.Button({ child: mountLayout,
x_align: St.Align.START,
x_fill: true,
style_class: 'hotplug-resident-mount',
button_mask: St.ButtonMask.ONE });
item.add(mountButton, { x_align: St.Align.START,
expand: true });
let ejectIcon =
new St.Icon({ icon_name: 'media-eject',
style_class: 'hotplug-resident-eject-icon' });
let ejectButton =
new St.Button({ style_class: 'hotplug-resident-eject-button',
button_mask: St.ButtonMask.ONE,
child: ejectIcon });
item.add(ejectButton, { x_align: St.Align.END });
// now connect signals
mountButton.connect('clicked', Lang.bind(this, function(actor, event) {
startAppForMount(apps[0], mount);
}));
ejectButton.connect('clicked', Lang.bind(this, function() {
Main.autorunManager.ejectMount(mount);
}));
return item;
},
}
function AutorunTransientDispatcher() {
this._init();
}
AutorunTransientDispatcher.prototype = {
_init: function() {
this._sources = [];
this._settings = new Gio.Settings({ schema: SETTINGS_SCHEMA });
},
_getAutorunSettingForType: function(contentType) {
let runApp = this._settings.get_strv(SETTING_START_APP);
if (runApp.indexOf(contentType) != -1)
return AutorunSetting.RUN;
let ignore = this._settings.get_strv(SETTING_IGNORE);
if (ignore.indexOf(contentType) != -1)
return AutorunSetting.IGNORE;
let openFiles = this._settings.get_strv(SETTING_OPEN_FOLDER);
if (openFiles.indexOf(contentType) != -1)
return AutorunSetting.FILES;
return AutorunSetting.ASK;
},
_getSourceForMount: function(mount) {
let filtered =
this._sources.filter(function (source) {
return (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: function(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 AutorunTransientSource(mount, apps));
},
addMount: function(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 (ignoreAutorunForMount(mount))
return;
let setting = this._getAutorunSettingForType(contentTypes[0]);
// 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(type, 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: function(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();
}
}
function AutorunTransientSource(mount, apps) {
this._init(mount, apps);
}
AutorunTransientSource.prototype = {
__proto__: MessageTray.Source.prototype,
_init: function(mount, apps) {
MessageTray.Source.prototype._init.call(this, mount.get_name());
this.mount = mount;
this.apps = apps;
this._notification = new AutorunTransientNotification(this);
this._setSummaryIcon(this.createNotificationIcon());
// add ourselves as a source, and popup the notification
Main.messageTray.add(this);
this.notify(this._notification);
},
createNotificationIcon: function() {
return new St.Icon({ gicon: this.mount.get_icon(),
icon_size: this.ICON_SIZE });
}
}
function AutorunTransientNotification(source) {
this._init(source);
}
AutorunTransientNotification.prototype = {
__proto__: MessageTray.Notification.prototype,
_init: function(source) {
MessageTray.Notification.prototype._init.call(this, source,
source.title, null,
{ customContent: true });
this._box = new St.BoxLayout({ style_class: 'hotplug-transient-box',
vertical: true });
this.addActor(this._box);
this._mount = source.mount;
source.apps.forEach(Lang.bind(this, function (app) {
let actor = this._buttonForApp(app);
if (actor)
this._box.add(actor, { x_fill: true,
x_align: St.Align.START });
}));
this._box.add(this._buttonForEject(), { x_fill: true,
x_align: St.Align.START });
// set the notification to transient and urgent, so that it
// expands out
this.setTransient(true);
this.setUrgency(MessageTray.Urgency.CRITICAL);
},
_buttonForApp: function(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_display_name()) })
});
box.add(label);
let button = new St.Button({ child: box,
x_fill: true,
x_align: St.Align.START,
button_mask: St.ButtonMask.ONE,
style_class: 'hotplug-notification-item' });
button.connect('clicked', Lang.bind(this, function() {
startAppForMount(app, this._mount);
this.destroy();
}));
return button;
},
_buttonForEject: function() {
let box = new St.BoxLayout();
let icon = new St.Icon({ icon_name: 'media-eject',
style_class: 'hotplug-notification-item-icon' });
box.add(icon);
let label = new St.Bin({ y_align: St.Align.MIDDLE,
child: new St.Label
({ text: _("Eject") })
});
box.add(label);
let button = new St.Button({ child: box,
x_fill: true,
x_align: St.Align.START,
button_mask: St.ButtonMask.ONE,
style_class: 'hotplug-notification-item' });
button.connect('clicked', Lang.bind(this, function() {
Main.autorunManager.ejectMount(this._mount);
}));
return button;
}
}