/// <summary>
/// Add content to a AddCommand or a ReplaceCommand, with currentNode of SifCChangeLogXML.
/// </summary>
/// <param name="command">Command object to be manipulated.</param>
/// <param name="currentNode">A C element under either New or Update element.</param>
protected virtual void AddContentToCommand(SyncMLUpdateBase command, XElement currentNode)
{
if (command == null)
{
Trace.TraceWarning("Hey, r u crazy? giving me null command.");
return;
}
if (currentNode == null)
{
Trace.TraceWarning("Hey, r u crazy? giving me null currentNode.");
return;
}
command.Meta.Xml.Add(FormatOfBase64);
command.Meta.Xml.Add(TypeOfText);
SyncMLItem item = SyncMLItem.Create();
item.Source.LocURI.Content = currentNode.Attribute("ID").Value;
UTF8Encoding byteConverter = new UTF8Encoding();
byte[] buffer = byteConverter.GetBytes("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + currentNode.Element("contact").ToString(SaveOptions.DisableFormatting));
item.Data.Content = Convert.ToBase64String(buffer);
command.ItemCollection.Add(item);
}
protected override void AddContentToCommand(SyncMLUpdateBase command, AppointmentItem contact)
{
command.Meta.Xml.Add(TypeOfText);
SyncMLItem item = SyncMLItem.Create();
item.Source.LocURI.Content = contact.EntryID;
item.Data.Content = GetItemData(contact);
command.ItemCollection.Add(item);
}
protected override void AddContentToCommand(SyncMLUpdateBase command, TaskItem task)
{
command.Meta.Xml.Add(TypeOfText);
SyncMLItem item = SyncMLItem.Create();
item.Source.LocURI.Content = task.EntryID;
item.Data.Content = GetItemData(task);
command.ItemCollection.Add(item);
}
protected override void AddContentToCommand(SyncMLUpdateBase command, AppointmentItem content)
{
command.Meta.Xml.Add(FormatOfBase64);
command.Meta.Xml.Add(TypeOfText);
SyncMLItem item = SyncMLItem.Create();
item.Source.LocURI.Content = content.EntryID;
UTF8Encoding byteConverter = new UTF8Encoding();
byte[] buffer = byteConverter.GetBytes(GetItemData(content));
item.Data.Content = Convert.ToBase64String(buffer);
command.ItemCollection.Add(item);
}
/// <summary>
///
/// </summary>
/// <param name="command"></param>
/// <param name="currentNode">A C element under either New or Update element.</param>
protected override void AddContentToCommand(SyncMLUpdateBase command, XElement currentNode)
{
if (command == null)
{
Trace.TraceWarning("Hey, you bad. Null command.");
return;
}
if (currentNode == null)
{
Trace.TraceWarning("Hey, r u crazy? giving me null currentNode.");
return;
}
if (useBase64)
{
SyncMLItem item = SyncMLItem.Create();
item.Source.LocURI.Content = currentNode.Attribute("ID").Value;
item.Meta.Xml.Add(FormatOfBase64);
item.Meta.Xml.Add(TypeOfText);
UTF8Encoding byteConverter = new UTF8Encoding();
byte[] buffer = byteConverter.GetBytes(VCardWriter.WriteToString(VCardSIFC.ConvertSifCToVCard(currentNode.Element("contact"))));
item.Data.Content = Convert.ToBase64String(buffer);
command.ItemCollection.Add(item);
}
else
{
SyncMLItem item = SyncMLItem.Create();
item.Source.LocURI.Content = currentNode.Attribute("ID").Value;
item.Meta.Xml.Add(xVcardType);
item.Data.Content = VCardWriter.WriteToString(VCardSIFC.ConvertSifCToVCard(currentNode.Element("contact")));
command.ItemCollection.Add(item);
}
}
/// <summary> /// Add content to a AddCommand or a ReplaceCommand, with currentNode of SifCChangeLogXML. /// </summary> /// <param name="command">Command object to be manipulated.</param> /// <param name="currentNode">A C element under either New or Update element.</param> protected abstract void AddContentToCommand(SyncMLUpdateBase command, T content);
/// <summary>
///
/// </summary>
/// <param name="command"></param>
/// <returns>localId=serverId pair</returns>
private string ApplyAddOrReplaceCommand(SyncMLUpdateBase command)
{
if (command == null)
{
return(null);
}
bool isBase64 = false;
bool isAddCommand = false;
SyncMLMeta commandMeta = command.Meta;
SyncMLItem commandItem = command.ItemCollection[0]; //assuming there is always one item.
if (String.IsNullOrEmpty(commandMeta.Content) && (!commandMeta.Xml.HasElements))
{
commandMeta = commandItem.Meta;
}
MetaParser metaParser = new MetaParser(commandMeta.Xml);
MetaFormat metaFormat = metaParser.GetMetaFormat();
if (metaFormat != null)
{
isBase64 = metaFormat.Content == "b64";
}
MetaType metaType = metaParser.GetMetaType();
if (metaType == null)
{
return(null); //the meta element may be empty, so no need to proceed.
}
// if (contentType == ContactExchangeType.Unknown)
//todo: add some exception throw new LocalDataSourceException("expected data is Base64 encoded SIF-C or vCard");
isAddCommand = command is SyncMLAdd;
//Assuming there will be only one item.
string serverId;
string localId = null;
serverId = commandItem.Source.LocURI.Content; //id of remote one
if (!isAddCommand)
{
localId = commandItem.Target.LocURI.Content; // entryId of existing contact
}
string text = GetTextFromContent(isBase64, metaType.Content, commandItem.Data.Content);
if (text != null)
{
localId = isAddCommand ? sifAgent.AddItem(text) :
sifAgent.ReplaceItem(text, localId);
return(isAddCommand ? localId + "=" + serverId : null);
}
else
{
return(null);
}
}
} // using xmlWriter
/// <summary>
///
/// </summary>
/// <param name="topElement">the 'Changes' element, to be manipulated</param>
/// <param name="command"></param>
private static void WriteAddOrReplaceCommandToXml(XElement topElement, SyncMLUpdateBase command)
{
if (command == null)
{
return;
}
bool isBase64 = false;
ContactExchangeType contentType = ContactExchangeType.Unknown;
bool isAddCommand = false;
string commandTypeStr;
SyncMLMeta commandMeta = command.Meta;
SyncMLItem commandItem = command.ItemCollection[0]; //assuming there is always one item.
if (String.IsNullOrEmpty(commandMeta.Content) && (!commandMeta.Xml.HasElements))
{
commandMeta = commandItem.Meta;
}
MetaParser metaParser = new MetaParser(commandMeta.Xml);
MetaFormat metaFormat = metaParser.GetMetaFormat();
if (metaFormat != null)
{
isBase64 = metaFormat.Content == "b64";
}
MetaType metaType = metaParser.GetMetaType();
if (metaType == null)
{
return; //the meta element may be empty, so no need to proceed.
}
if (metaType.Content == "text/x-s4j-sifc")
{
contentType = ContactExchangeType.Sifc;
}
else if ((metaType.Content == "text/x-vcard") || (metaType.Content == "text/vcard"))
{
contentType = ContactExchangeType.Vcard21;
}
if (contentType == ContactExchangeType.Unknown)
{
throw new LocalDataSourceException("expected data is Base64 encoded SIF-C or vCard");
}
isAddCommand = command is SyncMLAdd;
commandTypeStr = isAddCommand ? "New" : "Update";
//Assuming there will be only one item.
string id;
if (isAddCommand)
{
id = commandItem.Source.LocURI.Content;
}
else
{
id = commandItem.Target.LocURI.Content;
}
XElement cItem = new XElement("C", new XAttribute("ID", id));
XElement changItem = new XElement(commandTypeStr, cItem);
topElement.Add(changItem);
switch (contentType)
{
case ContactExchangeType.Sifc: // do not need to check isBase64, because it must be
cItem.Add(XElement.Parse(Utility.ConvertFromBase64(commandItem.Data.Content)));
break;
case ContactExchangeType.Vcard21:
XElement sifcXml;
if (isBase64)
{
sifcXml = VCardSIFC.ConvertVCardToSifCXml(VCardReader.ParseText(
Utility.ConvertFromBase64(commandItem.Data.Content)));
}
else
{
sifcXml = VCardSIFC.ConvertVCardToSifCXml(VCardReader.ParseText(commandItem.Data.Content));
}
cItem.Add(sifcXml);
break;
default:
throw new LocalDataSourceException("Can not create stream from command Data.");
}
}
