gnome-shell/js/misc/smartcardManager.js

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// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
const Gio = imports.gi.Gio;
const Lang = imports.lang;
const Shell = imports.gi.Shell;
const Signals = imports.signals;
const ObjectManager = imports.misc.objectManager;
const SmartcardTokenIface = '<node> \
<interface name="org.gnome.SettingsDaemon.Smartcard.Token"> \
<property name="Name" type="s" access="read"/> \
<property name="Driver" type="o" access="read"/> \
<property name="IsInserted" type="b" access="read"/> \
<property name="UsedToLogin" type="b" access="read"/> \
</interface> \
</node>';
let _smartcardManager = null;
function getSmartcardManager() {
if (_smartcardManager == null)
_smartcardManager = new SmartcardManager();
return _smartcardManager;
}
var SmartcardManager = new Lang.Class({
Name: 'SmartcardManager',
_init() {
this._objectManager = new ObjectManager.ObjectManager({ connection: Gio.DBus.session,
name: "org.gnome.SettingsDaemon.Smartcard",
objectPath: '/org/gnome/SettingsDaemon/Smartcard',
knownInterfaces: [ SmartcardTokenIface ],
onLoaded: Lang.bind(this, this._onLoaded) });
this._insertedTokens = {};
this._loginToken = null;
},
_onLoaded() {
let tokens = this._objectManager.getProxiesForInterface('org.gnome.SettingsDaemon.Smartcard.Token');
for (let i = 0; i < tokens.length; i++)
this._addToken(tokens[i]);
this._objectManager.connect('interface-added', Lang.bind(this, function(objectManager, interfaceName, proxy) {
if (interfaceName == 'org.gnome.SettingsDaemon.Smartcard.Token')
this._addToken(proxy);
}));
this._objectManager.connect('interface-removed', Lang.bind(this, function(objectManager, interfaceName, proxy) {
if (interfaceName == 'org.gnome.SettingsDaemon.Smartcard.Token')
this._removeToken(proxy);
}));
},
_updateToken(token) {
let objectPath = token.get_object_path();
delete this._insertedTokens[objectPath];
if (token.IsInserted)
this._insertedTokens[objectPath] = token;
if (token.UsedToLogin)
this._loginToken = token;
},
_addToken(token) {
this._updateToken(token);
token.connect('g-properties-changed',
Lang.bind(this, function(proxy, properties) {
if ('IsInserted' in properties.deep_unpack()) {
this._updateToken(token);
if (token.IsInserted) {
this.emit('smartcard-inserted', token);
} else {
this.emit('smartcard-removed', token);
}
}
}));
// Emit a smartcard-inserted at startup if it's already plugged in
if (token.IsInserted)
this.emit('smartcard-inserted', token);
},
_removeToken(token) {
let objectPath = token.get_object_path();
if (this._insertedTokens[objectPath] == token) {
delete this._insertedTokens[objectPath];
this.emit('smartcard-removed', token);
}
if (this._loginToken == token)
this._loginToken = null;
token.disconnectAll();
},
hasInsertedTokens() {
return Object.keys(this._insertedTokens).length > 0;
},
hasInsertedLoginToken() {
if (!this._loginToken)
return false;
if (!this._loginToken.IsInserted)
return false;
return true;
}
});
Signals.addSignalMethods(SmartcardManager.prototype);