//This will set the current connection string in the backend.xml file.
public static void UpdateConnectionString(string newConnectionString)
{
var backEndDoc = GetXmlDoc.GetBackEndXmlDoc(DTO.Enums.BackEndOrFrontEndEnum.BackEnd);
var backEndSettingsDoc = GetXmlDoc.GetSettingsDoc(DTO.Enums.BackEndOrFrontEndEnum.BackEnd);
backEndDoc.SelectSingleNode("//ConnectionInfo").Attributes.GetNamedItem("ConnectionString").Value = newConnectionString;
backEndSettingsDoc.SelectSingleNode("//ConnectionString").InnerText = newConnectionString;
SaveXmlDoc.saveBackEndDoc(backEndDoc);
SaveXmlDoc.saveBackEndSettingsDoc(backEndSettingsDoc);
}
public static string GetCurrentConnectionString(DTO.Enums.BackEndOrFrontEndEnum whichEnd)
{
XmlDocument doc = null;
string connString = "";
switch (whichEnd)
{
case AccessLauncher.DTO.Enums.BackEndOrFrontEndEnum.BackEnd:
doc = GetXmlDoc.GetSettingsDoc(whichEnd);
connString = doc.SelectSingleNode("//ConnectionString").InnerText;
break;
case AccessLauncher.DTO.Enums.BackEndOrFrontEndEnum.FrontEnd:
doc = GetXmlDoc.GetBackEndXmlDoc(whichEnd);
connString = doc.SelectSingleNode("//ConnectionInfo").Attributes.GetNamedItem("ConnectionString").Value;
break;
}
return(connString);
}
//This will locate the rollout directory. This is a key method in all forms of this application.
//If the rollout directory doesn't exist or if it cannot locate the rollout directory, this will
//raise an exception, which can be evaluated higher up in the call chain.
public static string GetRolloutDirectoryPath(DTO.Enums.BackEndOrFrontEndEnum whichEnd)
{
try
{
var doc = GetXmlDoc.GetSettingsDoc(whichEnd);
string rolloutDirectoryPath = doc.SelectSingleNode("//RolloutDirectory").InnerText;
if (rolloutDirectoryPath.Length == 0 || String.IsNullOrEmpty(rolloutDirectoryPath))
{
throw new DTO.Exceptions.CouldNotLocateRolloutDirectoryException();
}
return(rolloutDirectoryPath);
}
catch (Exception)
{
if (!File.Exists(GetSettingsXMLPath(whichEnd)))
{
throw new DTO.Exceptions.BackEndSettingsNotFoundException();
}
else
{
throw;
}
}
}
