private void UpdateItems(CryptoXML source, CryptoXML target)
{
XmlNodeList sourceItems = source.SelectNodes("//Items/Item");
foreach (XmlNode sourceNode in sourceItems)
{
string sourceId = sourceNode.Attributes.GetNamedItem("item_id").Value;
DateTime sourceDateTime = DateTime.Parse(sourceNode.Attributes.GetNamedItem("lastupdate").Value);
string targetPath = string.Format("//Items/Item[@item_id='{0}']", sourceId);
XmlNodeList targetItems = target.SelectNodes(targetPath);
if(targetItems != null && targetItems.Count > 0)
{
// We have a match in the target document ...
XmlNode targetNode = targetItems[0];
DateTime targetDateTime = DateTime.Parse(targetNode.Attributes.GetNamedItem("lastupdate").Value);
// If the server version is older
if(targetDateTime < sourceDateTime)
{
// This code is useless since the server version will be replaced by the client version
targetNode.InnerXml = sourceNode.InnerXml;
targetNode.Attributes.GetNamedItem("lastupdate").InnerText = sourceNode.Attributes.GetNamedItem("lastupdate").InnerText;
targetNode.Attributes.GetNamedItem("active").InnerText = sourceNode.Attributes.GetNamedItem("active").InnerText;
}
// If the server version is more recent
else if (targetDateTime > sourceDateTime)
{
sourceNode.InnerXml = targetNode.InnerXml;
sourceNode.Attributes.GetNamedItem("lastupdate").InnerText = targetNode.Attributes.GetNamedItem("lastupdate").InnerText;
sourceNode.Attributes.GetNamedItem("active").InnerText = targetNode.Attributes.GetNamedItem("active").InnerText;
}
else
{
// Already in sync ...
}
}
}
}
private void UpdateFolders( CryptoXML source, CryptoXML target)
{
XmlNodeList sourceItems = source.SelectNodes("//Folders/Folder");
foreach (XmlNode sourceNode in sourceItems)
{
string sourceId = sourceNode.Attributes.GetNamedItem("folder_id").Value;
DateTime sourceDateTime = DateTime.Parse(sourceNode.Attributes.GetNamedItem("lastupdate").Value);
string targetPath = string.Format("//Folders/Folder[@folder_id='{0}']", sourceId);
XmlNodeList targetItems = target.SelectNodes(targetPath);
if (targetItems != null && targetItems.Count > 0)
{
// We have a match in the target document ...
XmlNode targetNode = targetItems[0];
DateTime targetDateTime = DateTime.Parse(targetNode.Attributes.GetNamedItem("lastupdate").Value);
// If the server version is older
if (targetDateTime < sourceDateTime)
{
targetNode.Attributes.GetNamedItem("name").InnerText = sourceNode.Attributes.GetNamedItem("name").InnerText;
targetNode.Attributes.GetNamedItem("lastupdate").InnerText = sourceNode.Attributes.GetNamedItem("lastupdate").InnerText;
targetNode.Attributes.GetNamedItem("active").InnerText = sourceNode.Attributes.GetNamedItem("active").InnerText;
}
// If the server version is more recent
else if (targetDateTime > sourceDateTime)
{
sourceNode.Attributes.GetNamedItem("name").InnerText = targetNode.Attributes.GetNamedItem("name").InnerText;
sourceNode.Attributes.GetNamedItem("lastupdate").InnerText = targetNode.Attributes.GetNamedItem("lastupdate").InnerText;
sourceNode.Attributes.GetNamedItem("active").InnerText = targetNode.Attributes.GetNamedItem("active").InnerText;
}
else
{
// Already in sync ...
}
}
}
}
