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Diffstat (limited to 'js/misc/modemManager.js')
| -rw-r--r-- | js/misc/modemManager.js | 298 |
1 files changed, 298 insertions, 0 deletions
diff --git a/js/misc/modemManager.js b/js/misc/modemManager.js new file mode 100644 index 0000000..3c29795 --- /dev/null +++ b/js/misc/modemManager.js @@ -0,0 +1,298 @@ +// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- +/* exported ModemBase, ModemGsm, ModemCdma, BroadbandModem */ + +const { Gio, GObject, NM, NMA } = imports.gi; + +const { loadInterfaceXML } = imports.misc.fileUtils; + +// _getMobileProvidersDatabase: +// +// Gets the database of mobile providers, with references between MCCMNC/SID and +// operator name +// +let _mpd; +function _getMobileProvidersDatabase() { + if (_mpd == null) { + try { + _mpd = new NMA.MobileProvidersDatabase(); + _mpd.init(null); + } catch (e) { + log(e.message); + _mpd = null; + } + } + + return _mpd; +} + +// _findProviderForMccMnc: +// @operatorName: operator name +// @operatorCode: operator code +// +// Given an operator name string (which may not be a real operator name) and an +// operator code string, tries to find a proper operator name to display. +// +function _findProviderForMccMnc(operatorName, operatorCode) { + if (operatorName) { + if (operatorName.length != 0 && + (operatorName.length > 6 || operatorName.length < 5)) { + // this looks like a valid name, i.e. not an MCCMNC (that some + // devices return when not yet connected + return operatorName; + } + + if (isNaN(parseInt(operatorName))) { + // name is definitely not a MCCMNC, so it may be a name + // after all; return that + return operatorName; + } + } + + let needle; + if ((!operatorName || operatorName.length == 0) && operatorCode) + needle = operatorCode; + else if (operatorName && (operatorName.length == 6 || operatorName.length == 5)) + needle = operatorName; + else // nothing to search + return null; + + let mpd = _getMobileProvidersDatabase(); + if (mpd) { + let provider = mpd.lookup_3gpp_mcc_mnc(needle); + if (provider) + return provider.get_name(); + } + return null; +} + +// _findProviderForSid: +// @sid: System Identifier of the serving CDMA network +// +// Tries to find the operator name corresponding to the given SID +// +function _findProviderForSid(sid) { + if (!sid) + return null; + + let mpd = _getMobileProvidersDatabase(); + if (mpd) { + let provider = mpd.lookup_cdma_sid(sid); + if (provider) + return provider.get_name(); + } + return null; +} + + +// ----------------------------------------------------- // +// Support for the old ModemManager interface (MM < 0.7) // +// ----------------------------------------------------- // + + +// The following are not the complete interfaces, just the methods we need +// (or may need in the future) + +const ModemGsmNetworkInterface = loadInterfaceXML('org.freedesktop.ModemManager.Modem.Gsm.Network'); +const ModemGsmNetworkProxy = Gio.DBusProxy.makeProxyWrapper(ModemGsmNetworkInterface); + +const ModemCdmaInterface = loadInterfaceXML('org.freedesktop.ModemManager.Modem.Cdma'); +const ModemCdmaProxy = Gio.DBusProxy.makeProxyWrapper(ModemCdmaInterface); + +var ModemBase = GObject.registerClass({ + GTypeFlags: GObject.TypeFlags.ABSTRACT, + Properties: { + 'operator-name': GObject.ParamSpec.string( + 'operator-name', 'operator-name', 'operator-name', + GObject.ParamFlags.READABLE, + null), + 'signal-quality': GObject.ParamSpec.int( + 'signal-quality', 'signal-quality', 'signal-quality', + GObject.ParamFlags.READABLE, + 0, 100, 0), + }, +}, class ModemBase extends GObject.Object { + _init() { + super._init(); + this._operatorName = null; + this._signalQuality = 0; + } + + get operatorName() { + return this._operatorName; + } + + get signalQuality() { + return this._signalQuality; + } + + _setOperatorName(operatorName) { + if (this._operatorName == operatorName) + return; + this._operatorName = operatorName; + this.notify('operator-name'); + } + + _setSignalQuality(signalQuality) { + if (this._signalQuality == signalQuality) + return; + this._signalQuality = signalQuality; + this.notify('signal-quality'); + } +}); + +var ModemGsm = GObject.registerClass( +class ModemGsm extends ModemBase { + _init(path) { + super._init(); + this._proxy = new ModemGsmNetworkProxy(Gio.DBus.system, 'org.freedesktop.ModemManager', path); + + // Code is duplicated because the function have different signatures + this._proxy.connectSignal('SignalQuality', (proxy, sender, [quality]) => { + this._setSignalQuality(quality); + }); + this._proxy.connectSignal('RegistrationInfo', (proxy, sender, [_status, code, name]) => { + this._setOperatorName(_findProviderForMccMnc(name, code)); + }); + this._getInitialState(); + } + + async _getInitialState() { + try { + const [ + [status_, code, name], + [quality], + ] = await Promise.all([ + this._proxy.GetRegistrationInfoAsync(), + this._proxy.GetSignalQualityAsync(), + ]); + this._setOperatorName(_findProviderForMccMnc(name, code)); + this._setSignalQuality(quality); + } catch (err) { + // it will return an error if the device is not connected + this._setSignalQuality(0); + } + } +}); + +var ModemCdma = GObject.registerClass( +class ModemCdma extends ModemBase { + _init(path) { + super._init(); + this._proxy = new ModemCdmaProxy(Gio.DBus.system, 'org.freedesktop.ModemManager', path); + + this._proxy.connectSignal('SignalQuality', (proxy, sender, params) => { + this._setSignalQuality(params[0]); + + // receiving this signal means the device got activated + // and we can finally call GetServingSystem + if (this.operator_name == null) + this._refreshServingSystem(); + }); + this._getSignalQuality(); + } + + async _getSignalQuality() { + try { + const [quality] = await this._proxy.GetSignalQualityAsync(); + this._setSignalQuality(quality); + } catch (err) { + // it will return an error if the device is not connected + this._setSignalQuality(0); + } + } + + async _refreshServingSystem() { + try { + const [bandClass_, band_, sid] = + await this._proxy.GetServingSystemAsync(); + this._setOperatorName(_findProviderForSid(sid)); + } catch (err) { + // it will return an error if the device is not connected + this._setOperatorName(null); + } + } +}); + + +// ------------------------------------------------------- // +// Support for the new ModemManager1 interface (MM >= 0.7) // +// ------------------------------------------------------- // + +const BroadbandModemInterface = loadInterfaceXML('org.freedesktop.ModemManager1.Modem'); +const BroadbandModemProxy = Gio.DBusProxy.makeProxyWrapper(BroadbandModemInterface); + +const BroadbandModem3gppInterface = loadInterfaceXML('org.freedesktop.ModemManager1.Modem.Modem3gpp'); +const BroadbandModem3gppProxy = Gio.DBusProxy.makeProxyWrapper(BroadbandModem3gppInterface); + +const BroadbandModemCdmaInterface = loadInterfaceXML('org.freedesktop.ModemManager1.Modem.ModemCdma'); +const BroadbandModemCdmaProxy = Gio.DBusProxy.makeProxyWrapper(BroadbandModemCdmaInterface); + +var BroadbandModem = GObject.registerClass({ + Properties: { + 'capabilities': GObject.ParamSpec.flags( + 'capabilities', 'capabilities', 'capabilities', + GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY, + NM.DeviceModemCapabilities.$gtype, + NM.DeviceModemCapabilities.NONE), + }, +}, class BroadbandModem extends ModemBase { + _init(path, capabilities) { + super._init({ capabilities }); + this._proxy = new BroadbandModemProxy(Gio.DBus.system, 'org.freedesktop.ModemManager1', path); + this._proxy_3gpp = new BroadbandModem3gppProxy(Gio.DBus.system, 'org.freedesktop.ModemManager1', path); + this._proxy_cdma = new BroadbandModemCdmaProxy(Gio.DBus.system, 'org.freedesktop.ModemManager1', path); + + this._proxy.connect('g-properties-changed', (proxy, properties) => { + const signalQualityChanged = !!properties.lookup_value('SignalQuality', null); + if (signalQualityChanged) + this._reloadSignalQuality(); + }); + this._reloadSignalQuality(); + + this._proxy_3gpp.connect('g-properties-changed', (proxy, properties) => { + let unpacked = properties.deepUnpack(); + if ('OperatorName' in unpacked || 'OperatorCode' in unpacked) + this._reload3gppOperatorName(); + }); + this._reload3gppOperatorName(); + + this._proxy_cdma.connect('g-properties-changed', (proxy, properties) => { + let unpacked = properties.deepUnpack(); + if ('Nid' in unpacked || 'Sid' in unpacked) + this._reloadCdmaOperatorName(); + }); + this._reloadCdmaOperatorName(); + } + + _reloadSignalQuality() { + let [quality, recent_] = this._proxy.SignalQuality; + this._setSignalQuality(quality); + } + + _reloadOperatorName() { + let newName = ""; + if (this.operator_name_3gpp && this.operator_name_3gpp.length > 0) + newName += this.operator_name_3gpp; + + if (this.operator_name_cdma && this.operator_name_cdma.length > 0) { + if (newName != "") + newName += ", "; + newName += this.operator_name_cdma; + } + + this._setOperatorName(newName); + } + + _reload3gppOperatorName() { + let name = this._proxy_3gpp.OperatorName; + let code = this._proxy_3gpp.OperatorCode; + this.operator_name_3gpp = _findProviderForMccMnc(name, code); + this._reloadOperatorName(); + } + + _reloadCdmaOperatorName() { + let sid = this._proxy_cdma.Sid; + this.operator_name_cdma = _findProviderForSid(sid); + this._reloadOperatorName(); + } +}); |