public async Task GetDeviceParameters(YamahaDevice device)
{
string parameters = await RunCommandAsync(device, REQUEST_PARAMETERS);
if (parameters == null)
{
return;
}
/*
* <YAMAHA_AV rsp="GET" RC="0">
* <System>
* <Config>
* <Model_Name>RX-V673</Model_Name>
* <System_ID>0B816293</System_ID>
* <Version>1.64/2.06</Version>
* <Feature_Existence>
* <Main_Zone>1</Main_Zone>
* <Zone_2>1</Zone_2>
* <Zone_3>0</Zone_3>
* <Zone_4>0</Zone_4>
* <Tuner>1</Tuner>
* <HD_Radio>0</HD_Radio>
* <Rhapsody>0</Rhapsody>
* <Napster>1</Napster>
* <SiriusXM>0</SiriusXM>
* <Pandora>0</Pandora>
* <SERVER>1</SERVER>
* <NET_RADIO>1</NET_RADIO>
* <USB>1</USB>
* <iPod_USB>1</iPod_USB>
* <AirPlay>1</AirPlay>
* </Feature_Existence>
* <Name>
* <Input>
* <HDMI_1>HDMI1</HDMI_1>
* <HDMI_2>HDMI2</HDMI_2>
* <HDMI_3>HDMI3</HDMI_3>
* <HDMI_4>HDMI4</HDMI_4>
* <HDMI_5>HDMI5</HDMI_5>
* <AV_1>AV1</AV_1>
* <AV_2>AV2</AV_2>
* <AV_3>AV3</AV_3>
* <AV_4>AV4</AV_4>
* <AV_5>AV5</AV_5>
* <AV_6>AV6</AV_6>
* <V_AUX>V-AUX</V_AUX>
* <AUDIO_1>AUDIO1</AUDIO_1>
* <AUDIO_2>AUDIO2</AUDIO_2>
* <USB>USB</USB>
* </Input>
* </Name>
* </Config>
* </System>
* </YAMAHA_AV>
*/
XmlDocument document = new XmlDocument();
document.LoadXml(parameters);
YamahaDevice.YamahaState state = (YamahaDevice.YamahaState)device.CopyState();
// Model name
var modelNode = document.SelectSingleNode("YAMAHA_AV/System/Config/Model_Name");
if (modelNode != null)
{
state.Model = modelNode.InnerText;
}
// Inputs
XmlNodeList inputNodes = document.SelectNodes("YAMAHA_AV/System/Config/Name/Input/*");
if (inputNodes.Count > 0)
{
var inputs = (from input in inputNodes.Cast <XmlNode>() select input.InnerText).ToList <string>();
Log.Debug("Available inputs:");
foreach (var input in inputs)
{
Log.Debug("\tInput: {0}", input);
}
// Validate configuration. Better late than never...
var invalidKeys = new HashSet <dynamic>();
foreach (var info in state.Inputs)
{
var result = inputs.Find((name) => name.ToLower() == info.Name.ToLower());
if (result == null)
{
Log.Error("Configured input '{0}' is invalid. Disabling input.", info.Name);
invalidKeys.Add(info);
}
// Enforce correct casing
info.Name = result;
}
// Purge incorrect configs
if (invalidKeys.Count > 0)
{
Log.Error("Removing {0} incorrect inputs", invalidKeys.Count);
foreach (var key in invalidKeys)
{
state.Inputs.Remove(key);
}
}
}
device.UpdateState(state);
}
public async Task RefreshDeviceAsync(YamahaDevice device)
{
string result = await RunCommandAsync(device, REQUEST_MAIN_ZONE);
if (result == null || result.Length == 0)
{
return;
}
XmlDocument document = new XmlDocument();
try
{
document.LoadXml(result);
}
catch (XmlException e)
{
Log.Warning("Exception loading device status xml: {0}", e.Message);
return;
}
bool dirty = false;
YamahaDevice.YamahaState state = (YamahaDevice.YamahaState)device.CopyState();
XmlNode powerNode = document.SelectSingleNode("YAMAHA_AV/Main_Zone/Basic_Status/Power_Control/Power");
if (powerNode != null)
{
bool power = state.Power;
state.Power = powerNode.InnerText == "On";
dirty |= power != state.Power;
}
XmlNode volumeNode = document.SelectSingleNode("YAMAHA_AV/Main_Zone/Basic_Status/Volume/Lvl/Val");
if (volumeNode != null)
{
int volume = state.Volume;
state.Volume = int.Parse(volumeNode.InnerText);
dirty |= volume != state.Volume;
}
XmlNode muteNode = document.SelectSingleNode("YAMAHA_AV/Main_Zone/Basic_Status/Volume/Mute");
if (muteNode != null)
{
bool mute = state.Mute;
state.Mute = muteNode.InnerText == "On";
dirty |= mute != state.Mute;
}
XmlNode inputNode = document.SelectSingleNode("YAMAHA_AV/Main_Zone/Basic_Status/Input/Input_Sel");
if (inputNode != null)
{
string input = state.Input;
state.Input = inputNode.InnerText;
dirty |= input != state.Input;
}
if (dirty)
{
device.UpdateState(state);
}
}