/// <summary>
/// Loads this <see cref="YahooMediaHash"/> using the supplied <see cref="XPathNavigator"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <returns><b>true</b> if the <see cref="YahooMediaHash"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <remarks>
/// This method expects the supplied <paramref name="source"/> to be positioned on the XML element that represents a <see cref="YahooMediaHash"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source)
{
bool wasLoaded = false;
Guard.ArgumentNotNull(source, "source");
if (source.HasAttributes)
{
string algorithmAttribute = source.GetAttribute("algo", String.Empty);
if (!String.IsNullOrEmpty(algorithmAttribute))
{
YahooMediaHashAlgorithm algorithm = YahooMediaHash.HashAlgorithmByName(algorithmAttribute);
if (algorithm != YahooMediaHashAlgorithm.None)
{
this.Algorithm = algorithm;
wasLoaded = true;
}
}
}
if (!String.IsNullOrEmpty(source.Value))
{
this.Value = source.Value;
wasLoaded = true;
}
return(wasLoaded);
}
//============================================================
// PUBLIC METHODS
//============================================================
#region Load(XPathNavigator source)
/// <summary>
/// Loads this <see cref="YahooMediaHash"/> using the supplied <see cref="XPathNavigator"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <returns><b>true</b> if the <see cref="YahooMediaHash"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns>
/// <remarks>
/// This method expects the supplied <paramref name="source"/> to be positioned on the XML element that represents a <see cref="YahooMediaHash"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
if (source.HasAttributes)
{
string algorithmAttribute = source.GetAttribute("algo", String.Empty);
if (!String.IsNullOrEmpty(algorithmAttribute))
{
YahooMediaHashAlgorithm algorithm = YahooMediaHash.HashAlgorithmByName(algorithmAttribute);
if (algorithm != YahooMediaHashAlgorithm.None)
{
this.Algorithm = algorithm;
wasLoaded = true;
}
}
}
if (!String.IsNullOrEmpty(source.Value))
{
this.Value = source.Value;
wasLoaded = true;
}
return(wasLoaded);
}
