/// <summary>
/// Serialize an element
/// </summary>
protected virtual void SerializeElement(HElement element, TextWriter writer)
{
writer.Write("<{0}", element.Name);
foreach (var attr in element.Attributes())
{
SerializeAttribute(attr.Name, attr.Value, writer);
}
if (element.HasNodes || !IsVoidElement(element.Name))
{
writer.Write(">");
if (IsRawElement(element.Name))
{
SerializeRawText(element.Nodes(), writer);
}
else if (IsEscapableRawElement(element.Name))
{
SerializeEscapableRawText(element.Nodes(), writer);
}
else
{
SerializeContainer(element, writer);
}
writer.Write("</{0}>", element.Name);
}
else
{
writer.Write(" />");
}
}
/// <summary>
/// Indicates if an element contains any data value
/// </summary>
public static bool HasData(this HElement element)
{
if (element == null)
{
return(false);
}
return(element.Attributes().Where(attr => attr.Name.StartsWith("data-", StringComparison.OrdinalIgnoreCase)).Any());
}
/// <summary>
/// Remove a list of data values to an element
/// </summary>
public static HElement RemoveData(this HElement element, params String[] keys)
{
if (element != null)
{
// Build the key list from the context
if (keys != null && keys.Length > 0)
{
// Convert all keys to data keys
keys = keys.Select(k => MakeDataKey(k)).ToArray();
}
else
{
// Extract all data keys
keys = element.Attributes().Where(attr => attr.Name.StartsWith("data-", StringComparison.OrdinalIgnoreCase)).Select(attr => attr.Name).ToArray();
}
foreach (var key in keys)
{
element.Attr(key, null);
}
}
return(element);
}
