/// <summary>
/// Modifies the <see cref="ISyndicationResource"/> to match the data source.
/// </summary>
/// <param name="resource">The Atom Publishing Protocol <see cref="ISyndicationResource"/> to be filled.</param>
/// <param name="resourceMetadata">A <see cref="SyndicationResourceMetadata"/> object that represents the meta-data describing the <paramref name="resource"/>.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="resourceMetadata"/> is a null reference (Nothing in Visual Basic).</exception>
private void FillAtomPublishingResource(ISyndicationResource resource, SyndicationResourceMetadata resourceMetadata)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
Guard.ArgumentNotNull(resourceMetadata, "resourceMetadata");
//------------------------------------------------------------
// Fill syndication resource using appropriate data adapter
//------------------------------------------------------------
AtomCategoryDocument categoryDocument = resource as AtomCategoryDocument;
AtomServiceDocument serviceDocument = resource as AtomServiceDocument;
if (resourceMetadata.Version == new Version("1.0"))
{
AtomPublishing10SyndicationResourceAdapter atomPublishing10Adapter = new AtomPublishing10SyndicationResourceAdapter(this.Navigator, this.Settings);
if (categoryDocument != null)
{
atomPublishing10Adapter.Fill(categoryDocument);
}
else if (serviceDocument != null)
{
atomPublishing10Adapter.Fill(serviceDocument);
}
}
}
/// <summary>
/// Compares the current instance with another object of the same type.
/// </summary>
/// <param name="obj">An object to compare with this instance.</param>
/// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns>
/// <exception cref="ArgumentException">The <paramref name="obj"/> is not the expected <see cref="Type"/>.</exception>
public int CompareTo(object obj)
{
if (obj == null)
{
return(1);
}
AtomMemberResources value = obj as AtomMemberResources;
if (value != null)
{
int result = Uri.Compare(this.Uri, value.Uri, UriComponents.AbsoluteUri, UriFormat.SafeUnescaped, StringComparison.OrdinalIgnoreCase);
result = result | this.Title.CompareTo(value.Title);
result = result | AtomMemberResources.CompareSequence(this.Accepts, value.Accepts);
result = result | AtomCategoryDocument.CompareSequence(this.Categories, value.Categories);
return(result);
}
else
{
throw new ArgumentException(String.Format(null, "obj is not of type {0}, type was found to be '{1}'.", this.GetType().FullName, obj.GetType().FullName), "obj");
}
}
/// <summary>
/// Modifies the <see cref="AtomCategoryDocument"/> to match the data source.
/// </summary>
/// <param name="resource">The <see cref="AtomCategoryDocument"/> to be filled.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
public void Fill(AtomCategoryDocument resource)
{
Guard.ArgumentNotNull(resource, "resource");
XmlNamespaceManager manager = AtomUtility.CreateNamespaceManager(this.Navigator.NameTable);
XPathNavigator documentNavigator = this.Navigator.SelectSingleNode("app:categories", manager);
if (documentNavigator != null)
{
AtomUtility.FillCommonObjectAttributes(resource, documentNavigator);
if (documentNavigator.HasChildren)
{
if (documentNavigator.HasAttributes)
{
string fixedAttribute = documentNavigator.GetAttribute("fixed", String.Empty);
string schemeAttribute = documentNavigator.GetAttribute("scheme", String.Empty);
string hrefAttribute = documentNavigator.GetAttribute("href", String.Empty);
if (!String.IsNullOrEmpty(fixedAttribute))
{
if (String.Compare(fixedAttribute, "yes", StringComparison.OrdinalIgnoreCase) == 0)
{
resource.IsFixed = true;
}
else if (String.Compare(fixedAttribute, "no", StringComparison.OrdinalIgnoreCase) == 0)
{
resource.IsFixed = false;
}
}
if (!String.IsNullOrEmpty(schemeAttribute))
{
Uri scheme;
if (Uri.TryCreate(schemeAttribute, UriKind.RelativeOrAbsolute, out scheme))
{
resource.Scheme = scheme;
}
}
if (!String.IsNullOrEmpty(hrefAttribute))
{
Uri href;
if (Uri.TryCreate(hrefAttribute, UriKind.RelativeOrAbsolute, out href))
{
resource.Uri = href;
}
}
}
if (documentNavigator.HasChildren)
{
XPathNodeIterator categoryIterator = documentNavigator.Select("atom:category", manager);
if (categoryIterator != null && categoryIterator.Count > 0)
{
while (categoryIterator.MoveNext())
{
AtomCategory category = new AtomCategory();
if (category.Load(categoryIterator.Current, this.Settings))
{
resource.AddCategory(category);
}
}
}
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(documentNavigator, this.Settings);
adapter.Fill(resource, manager);
}
}
/// <summary>
/// Loads this <see cref="AtomMemberResources"/> using the supplied <see cref="IXPathNavigable"/>.
/// </summary>
/// <param name="source">The <see cref="IXPathNavigable"/> to extract information from.</param>
/// <returns><b>true</b> if the <see cref="AtomMemberResources"/> 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="AtomMemberResources"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
public override bool Load(IXPathNavigable source)
{
bool wasLoaded = false;
Guard.ArgumentNotNull(source, "source");
XPathNavigator navigator = source.CreateNavigator();
XmlNamespaceManager manager = AtomUtility.CreateNamespaceManager(navigator.NameTable);
if (AtomUtility.FillCommonObjectAttributes(this, navigator))
{
wasLoaded = true;
}
if (navigator.HasAttributes)
{
string hrefAttribute = navigator.GetAttribute("href", String.Empty);
if (!String.IsNullOrEmpty(hrefAttribute))
{
Uri href;
if (Uri.TryCreate(hrefAttribute, UriKind.RelativeOrAbsolute, out href))
{
this.Uri = href;
wasLoaded = true;
}
}
}
if (navigator.HasChildren)
{
XPathNavigator titleNavigator = navigator.SelectSingleNode("atom:title", manager);
XPathNodeIterator acceptIterator = navigator.Select("app:accept", manager);
XPathNodeIterator categoriesIterator = navigator.Select("app:categories", manager);
if (titleNavigator != null)
{
this.Title = new AtomTextConstruct();
if (this.Title.Load(titleNavigator))
{
wasLoaded = true;
}
}
if (acceptIterator != null && acceptIterator.Count > 0)
{
while (acceptIterator.MoveNext())
{
AtomAcceptedMediaRange mediaRange = new AtomAcceptedMediaRange();
if (mediaRange.Load(acceptIterator.Current))
{
this.Accepts.Add(mediaRange);
wasLoaded = true;
}
}
}
if (categoriesIterator != null && categoriesIterator.Count > 0)
{
while (categoriesIterator.MoveNext())
{
AtomCategoryDocument categories = new AtomCategoryDocument();
categories.Load(categoriesIterator.Current);
wasLoaded = true;
}
}
}
return(wasLoaded);
}
