//Subscribes this application to listen for Data event or UI extension event
private static void SubscribeForEvents(QBSubscriptionType strType, string strData)
{
RequestProcessor2Class qbRequestProcessor;
try
{
// Get an instance of the qbXMLRP Request Processor and
// call OpenConnection if that has not been done already.
qbRequestProcessor = new RequestProcessor2Class();
qbRequestProcessor.OpenConnection("", strAppName);
StringBuilder strRequest = new StringBuilder();
switch (strType)
{
case QBSubscriptionType.Data:
strRequest = new StringBuilder(GetDataEventSubscriptionAddXML());
break;
case QBSubscriptionType.UIExtension:
strRequest = new StringBuilder(GetUIExtensionSubscriptionAddXML(strData));
break;
default:
return;
}
string strResponse = qbRequestProcessor.ProcessSubscription(strRequest.ToString());
//Parse the XML response to check the status
XmlDocument outputXMLDoc = new XmlDocument();
outputXMLDoc.LoadXml(strResponse);
XmlNodeList qbXMLMsgsRsNodeList = outputXMLDoc.GetElementsByTagName("DataEventSubscriptionAddRs");
if (qbXMLMsgsRsNodeList.Count == 1)
{
XmlAttributeCollection rsAttributes = qbXMLMsgsRsNodeList.Item(0).Attributes;
//get the status Code, info and Severity
string retStatusCode = rsAttributes.GetNamedItem("statusCode").Value;
string retStatusSeverity = rsAttributes.GetNamedItem("statusSeverity").Value;
string retStatusMessage = rsAttributes.GetNamedItem("statusMessage").Value;
if ((retStatusCode != "0") && (retStatusCode != "3180"))// 3180 : if subscription already subscribed. NOT A NEAT WAY TO DO THIS, NEED TO EXPLORE THIS
{
Console.WriteLine("Error while subscribing for events\n\terror Code - {0},\n\tSeverity - {1},\n\tError Message - {2}\n", retStatusCode, retStatusSeverity, retStatusMessage);
return;
}
}
}
catch (Exception ex)
{
Console.WriteLine("Error while registering for QB events - " + ex.Message);
qbRequestProcessor = null;
return;
}
}
//Unsubscribes this application from listening to add/modify/delete custmor event
private static void UnsubscribeForEvents(QBSubscriptionType strType, bool bSilent)
{
RequestProcessor2Class qbRequestProcessor;
try
{
// Get an instance of the qbXMLRP Request Processor and
// call OpenConnection if that has not been done already.
qbRequestProcessor = new RequestProcessor2Class();
qbRequestProcessor.OpenConnection("", strAppName);
StringBuilder strRequest = new StringBuilder(GetSubscriptionDeleteXML(strType));
string strResponse = qbRequestProcessor.ProcessSubscription(strRequest.ToString());
//Parse the XML response to check the status
XmlDocument outputXMLDoc = new XmlDocument();
outputXMLDoc.LoadXml(strResponse);
XmlNodeList qbXMLMsgsRsNodeList = outputXMLDoc.GetElementsByTagName("SubscriptionDelRs");
XmlAttributeCollection rsAttributes = qbXMLMsgsRsNodeList.Item(0).Attributes;
//get the status Code, info and Severity
string retStatusCode = rsAttributes.GetNamedItem("statusCode").Value;
string retStatusSeverity = rsAttributes.GetNamedItem("statusSeverity").Value;
string retStatusMessage = rsAttributes.GetNamedItem("statusMessage").Value;
if ((retStatusCode != "0") && (!bSilent))
{
Console.WriteLine("Error while unsubscribing from events\n\terror Code - {0},\n\tSeverity - {1},\n\tError Message - {2}\n", retStatusCode, retStatusSeverity, retStatusMessage);
return;
}
}
catch (Exception ex)
{
Console.WriteLine("Error while unsubscribing from QB events - " + ex.Message);
qbRequestProcessor = null;
return;
}
return;
}
