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 _SMARTCARD_SERVICE_DBUS_NAME = "org.gnome.SettingsDaemon.Smartcard";
const SmartcardManagerIface = <interface name="org.gnome.SettingsDaemon.Smartcard.Manager">
<method name="GetLoginToken">
<arg name="token" type="o" direction="out"/>
</method>
<method name="GetInsertedTokens">
<arg name="tokens" type="ao" direction="out"/>
</method>
</interface>;
const SmartcardTokenIface = <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>;
const SmartcardDriverIface = <interface name="org.gnome.SettingsDaemon.Smartcard.Driver">
<property name="Library" type="s" access="read"/>
<property name="Description" type="s" access="read"/>
</interface>;
let _smartcardManager = null;
function getSmartcardManager() {
if (_smartcardManager == null)
_smartcardManager = new SmartcardManager();
return _smartcardManager;
}
const SmartcardManager = new Lang.Class({
Name: 'SmartcardManager',
_init: function() {
this._objectManager = new ObjectManager.ObjectManager({ connection: Gio.DBus.session,
name: _SMARTCARD_SERVICE_DBUS_NAME,
objectPath: '/org/gnome/SettingsDaemon/Smartcard',
knownInterfaces: [ SmartcardManagerIface,
SmartcardTokenIface,
SmartcardDriverIface ],
onLoaded: Lang.bind(this, this._onLoaded) });
this._insertedTokens = {};
this._removedTokens = {};
this._loginToken = null;
},
_onLoaded: function() {
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: function(token) {
let objectPath = token.get_object_path();
delete this._insertedTokens[objectPath];
delete this._removedTokens[objectPath];
if (token.IsInserted)
this._insertedTokens[objectPath] = token;
else
this._removedTokens[objectPath] = token;
if (token.UsedToLogin)
this._loginToken = token;
},
_addToken: function(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.Name);
} else {
this.emit('smartcard-removed', token.Name);
}
}
}));
// Emit a smartcard-inserted at startup if it's already plugged in
if (token.IsInserted)
this.emit('smartcard-inserted', token.Name);
},
_removeToken: function(token) {
let objectPath = token.get_object_path();
if (objectPath) {
if (this._removedTokens[objectPath] == token) {
delete this._removedTokens[objectPath];
}
if (this._insertedTokens[objectPath] == token) {
delete this._insertedTokens[objectPath];
this.emit('smartcard-removed', token.Name);
}
}
token.disconnectAll();
},
hasInsertedTokens: function() {
return Object.keys(this._insertedTokens).length > 0;
},
hasInsertedLoginToken: function() {
if (!this._loginToken)
return false;
if (!this._loginToken.IsInserted)
return false;
return true;
}
});
Signals.addSignalMethods(SmartcardManager.prototype);