/// <summary>
/// Initializes the supplied <see cref="RssEnclosure"/> using the specified <see cref="XPathNavigator"/> and <see cref="XmlNamespaceManager"/>.
/// </summary>
/// <param name="enclosure">The <see cref="RssEnclosure"/> to be filled.</param>
/// <param name="navigator">The <see cref="XPathNavigator"/> used to navigate the enclosure XML data.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> object used to configure the load operation.</param>
/// <exception cref="ArgumentNullException">The <paramref name="enclosure"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="navigator"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillEnclosure(RssEnclosure enclosure, XPathNavigator navigator, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameters
//------------------------------------------------------------
Guard.ArgumentNotNull(enclosure, "enclosure");
Guard.ArgumentNotNull(navigator, "navigator");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract enclosure information
//------------------------------------------------------------
if (navigator.HasAttributes)
{
string urlAttribute = navigator.GetAttribute("url", String.Empty);
string lengthAttribute = navigator.GetAttribute("length", String.Empty);
string typeAttribute = navigator.GetAttribute("type", String.Empty);
Uri url;
if (Uri.TryCreate(urlAttribute, UriKind.RelativeOrAbsolute, out url))
{
enclosure.Url = url;
}
long length;
if (Int64.TryParse(lengthAttribute, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out length))
{
enclosure.Length = length;
}
if (!String.IsNullOrEmpty(typeAttribute))
{
enclosure.ContentType = typeAttribute;
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(navigator, settings);
adapter.Fill(enclosure);
}
/// <summary>
/// Creates a <see cref="AtomTextConstruct"/> using the supplied <see cref="XPathNavigator"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the fill operation.</param>
/// <returns>A <see cref="AtomTextConstruct"/> instance initialized using the supplied <paramref name="source"/>.</returns>
/// <remarks>
/// This method expects the supplied <paramref name="source"/> to be positioned on the XML element that represents a Atom 0.3 Content construct.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static AtomTextConstruct CreateTextContent(XPathNavigator source, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
AtomTextConstruct content = new AtomTextConstruct();
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract common attributes information
//------------------------------------------------------------
AtomUtility.FillCommonObjectAttributes(content, source);
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
if (source.HasAttributes)
{
string modeAttribute = source.GetAttribute("mode", String.Empty);
if (!String.IsNullOrEmpty(modeAttribute))
{
if (String.Compare(modeAttribute, "base64", StringComparison.OrdinalIgnoreCase) == 0)
{
content.TextType = AtomTextConstructType.Text;
}
else if (String.Compare(modeAttribute, "escaped", StringComparison.OrdinalIgnoreCase) == 0)
{
content.TextType = AtomTextConstructType.Html;
}
else if (String.Compare(modeAttribute, "xml", StringComparison.OrdinalIgnoreCase) == 0)
{
content.TextType = AtomTextConstructType.Xhtml;
}
else
{
content.TextType = AtomTextConstructType.Text;
}
}
}
if (content.TextType == AtomTextConstructType.Xhtml)
{
XPathNavigator xhtmlDivNavigator = source.SelectSingleNode("xhtml:div", manager);
if (xhtmlDivNavigator != null && !String.IsNullOrEmpty(xhtmlDivNavigator.Value))
{
content.Content = xhtmlDivNavigator.Value;
}
else if (!String.IsNullOrEmpty(source.Value))
{
content.Content = source.Value;
}
}
else if (!String.IsNullOrEmpty(source.Value))
{
content.Content = source.Value;
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(content, manager);
return content;
}
/// <summary>
/// Modifies the <see cref="AtomFeed"/> to match the data source.
/// </summary>
/// <param name="resource">The <see cref="AtomFeed"/> to be filled.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
public void Fill(AtomFeed resource)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = Atom03SyndicationResourceAdapter.CreateNamespaceManager(this.Navigator.NameTable);
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
XPathNavigator feedNavigator = this.Navigator.SelectSingleNode("atom:feed", manager);
if (feedNavigator != null)
{
AtomUtility.FillCommonObjectAttributes(resource, feedNavigator);
XPathNavigator idNavigator = feedNavigator.SelectSingleNode("atom:id", manager);
XPathNavigator titleNavigator = feedNavigator.SelectSingleNode("atom:title", manager);
XPathNavigator modifiedNavigator = feedNavigator.SelectSingleNode("atom:modified", manager);
if (idNavigator != null)
{
resource.Id = new AtomId();
resource.Id.Load(idNavigator, this.Settings);
}
if (titleNavigator != null)
{
resource.Title = Atom03SyndicationResourceAdapter.CreateTextContent(titleNavigator, manager, this.Settings);
}
if (modifiedNavigator != null)
{
DateTime updatedOn;
if (SyndicationDateTimeUtility.TryParseRfc3339DateTime(modifiedNavigator.Value, out updatedOn))
{
resource.UpdatedOn = updatedOn;
}
}
Atom03SyndicationResourceAdapter.FillFeedOptionals(resource, feedNavigator, manager, this.Settings);
Atom03SyndicationResourceAdapter.FillFeedCollections(resource, feedNavigator, manager, this.Settings);
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(feedNavigator, this.Settings);
adapter.Fill(resource, manager);
}
}
/// <summary>
/// Loads this <see cref="RssChannel"/> using the supplied <see cref="XPathNavigator"/> and <see cref="SyndicationResourceLoadSettings"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the load operation.</param>
/// <returns><b>true</b> if the <see cref="RssChannel"/> 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="RssChannel"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = new XmlNamespaceManager(source.NameTable);
manager.AddNamespace("atom", "http://www.w3.org/2005/Atom");
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
XPathNavigator descriptionNavigator = source.SelectSingleNode("description", manager);
XPathNavigator linkNavigator = source.SelectSingleNode("link", manager);
XPathNavigator titleNavigator = source.SelectSingleNode("title", manager);
//------------------------------------------------------------
// Load required channel information
//------------------------------------------------------------
if (descriptionNavigator != null && !String.IsNullOrEmpty(descriptionNavigator.Value))
{
this.Description = descriptionNavigator.Value;
wasLoaded = true;
}
if (linkNavigator != null)
{
Uri link;
if (Uri.TryCreate(linkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
this.Link = link;
wasLoaded = true;
}
}
if (titleNavigator != null && !String.IsNullOrEmpty(titleNavigator.Value))
{
this.Title = titleNavigator.Value;
wasLoaded = true;
}
//------------------------------------------------------------
// Load optional channel information
//------------------------------------------------------------
if (this.LoadOptionals(source, manager, settings))
{
wasLoaded = true;
}
//------------------------------------------------------------
// Load channel collections information
//------------------------------------------------------------
if (this.LoadCollections(source, manager, settings))
{
wasLoaded = true;
}
//------------------------------------------------------------
// Load optional RSS Profile channel information
//------------------------------------------------------------
if (this.LoadProfile(source, manager, settings))
{
wasLoaded = true;
}
//------------------------------------------------------------
// Attempt to extract syndication extension information
//------------------------------------------------------------
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(this);
return wasLoaded;
}
/// <summary>
/// Creates a <see cref="AtomGenerator"/> using the supplied <see cref="XPathNavigator"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the fill operation.</param>
/// <returns>A <see cref="AtomGenerator"/> instance initialized using the supplied <paramref name="source"/>.</returns>
/// <remarks>
/// This method expects the supplied <paramref name="source"/> to be positioned on the XML element that represents a Atom 0.3 generator element.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static AtomGenerator CreateGenerator(XPathNavigator source, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
AtomGenerator generator = new AtomGenerator();
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract common attributes information
//------------------------------------------------------------
AtomUtility.FillCommonObjectAttributes(generator, source);
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
if(source.HasAttributes)
{
string urlAttribute = source.GetAttribute("url", String.Empty);
string versionAttribute = source.GetAttribute("version", String.Empty);
if (!String.IsNullOrEmpty(urlAttribute))
{
Uri uri;
if (Uri.TryCreate(urlAttribute, UriKind.RelativeOrAbsolute, out uri))
{
generator.Uri = uri;
}
}
if (!String.IsNullOrEmpty(versionAttribute))
{
generator.Version = versionAttribute;
}
}
if (!String.IsNullOrEmpty(source.Value))
{
generator.Content = source.Value;
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(generator, manager);
return generator;
}
/// <summary>
/// Loads this <see cref="OpmlOutline"/> using the supplied <see cref="XPathNavigator"/> and <see cref="SyndicationResourceLoadSettings"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the load operation.</param>
/// <returns><b>true</b> if the <see cref="OpmlOutline"/> 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="OpmlOutline"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
if (source.HasAttributes)
{
XPathNavigator attributesNavigator = source.CreateNavigator();
if (attributesNavigator.MoveToFirstAttribute())
{
//------------------------------------------------------------
// Extract first attribute
//------------------------------------------------------------
if (this.LoadAttribute(attributesNavigator))
{
wasLoaded = true;
}
//------------------------------------------------------------
// Enumerate through additional attributes
//------------------------------------------------------------
while (attributesNavigator.MoveToNextAttribute())
{
if (this.LoadAttribute(attributesNavigator))
{
wasLoaded = true;
}
}
}
}
if (source.HasChildren)
{
XPathNodeIterator outlinesIterator = source.Select("outline");
if (outlinesIterator != null && outlinesIterator.Count > 0)
{
while (outlinesIterator.MoveNext())
{
OpmlOutline outline = new OpmlOutline();
if (outline.Load(outlinesIterator.Current, settings))
{
this.Outlines.Add(outline);
wasLoaded = true;
}
}
}
}
//------------------------------------------------------------
// Attempt to extract syndication extension information
//------------------------------------------------------------
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(this);
return wasLoaded;
}
/// <summary>
/// Modifies the <see cref="ApmlDocument"/> to match the data source.
/// </summary>
/// <param name="resource">The <see cref="ApmlDocument"/> to be filled.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
public void Fill(ApmlDocument resource)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = ApmlUtility.CreateNamespaceManager(this.Navigator.NameTable);
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
XPathNavigator headNavigator = this.Navigator.SelectSingleNode("apml:APML/apml:Head", manager);
if (headNavigator != null)
{
resource.Head.Load(headNavigator, this.Settings);
}
XPathNavigator bodyNavigator = this.Navigator.SelectSingleNode("apml:APML/apml:Body", manager);
if (bodyNavigator != null)
{
if (bodyNavigator.HasAttributes)
{
string defaultProfileAttribute = bodyNavigator.GetAttribute("defaultprofile", String.Empty);
if (!String.IsNullOrEmpty(defaultProfileAttribute))
{
resource.DefaultProfileName = defaultProfileAttribute;
}
}
XPathNodeIterator profileIterator = bodyNavigator.Select("apml:Profile", manager);
if (profileIterator != null && profileIterator.Count > 0)
{
int counter = 0;
while (profileIterator.MoveNext())
{
ApmlProfile profile = new ApmlProfile();
counter++;
if (profile.Load(profileIterator.Current, this.Settings))
{
if (this.Settings.RetrievalLimit != 0 && counter > this.Settings.RetrievalLimit)
{
break;
}
((Collection<ApmlProfile>)resource.Profiles).Add(profile);
}
}
}
XPathNodeIterator applicationIterator = bodyNavigator.Select("apml:Applications/apml:Application", manager);
if (applicationIterator != null && applicationIterator.Count > 0)
{
while (applicationIterator.MoveNext())
{
ApmlApplication application = new ApmlApplication();
if (application.Load(applicationIterator.Current, this.Settings))
{
resource.Applications.Add(application);
}
}
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(this.Navigator.SelectSingleNode("apml:APML", manager), this.Settings);
adapter.Fill(resource, manager);
}
/// <summary>
/// Modifies the <see cref="RssFeed"/> to match the data source.
/// </summary>
/// <param name="resource">The <see cref="RssFeed"/> to be filled.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
public void Fill(RssFeed resource)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = new XmlNamespaceManager(this.Navigator.NameTable);
manager.AddNamespace("rdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
manager.AddNamespace("rss", "http://my.netscape.com/rdf/simple/0.9/");
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
XPathNavigator channelNavigator = this.Navigator.SelectSingleNode("rdf:RDF/rss:channel", manager);
if (channelNavigator != null)
{
Rss090SyndicationResourceAdapter.FillChannel(resource.Channel, channelNavigator, manager, this.Settings);
}
XPathNavigator imageNavigator = this.Navigator.SelectSingleNode("rdf:RDF/rss:image", manager);
if (imageNavigator != null)
{
resource.Channel.Image = new RssImage();
Rss090SyndicationResourceAdapter.FillImage(resource.Channel.Image, imageNavigator, manager, this.Settings);
}
XPathNavigator textInputNavigator = this.Navigator.SelectSingleNode("rdf:RDF/rss:textinput", manager);
if (textInputNavigator != null)
{
resource.Channel.TextInput = new RssTextInput();
Rss090SyndicationResourceAdapter.FillTextInput(resource.Channel.TextInput, textInputNavigator, manager, this.Settings);
}
XPathNodeIterator itemIterator = this.Navigator.Select("rdf:RDF/rss:item", manager);
if (itemIterator != null && itemIterator.Count > 0)
{
int counter = 0;
while (itemIterator.MoveNext())
{
RssItem item = new RssItem();
counter++;
if (this.Settings.RetrievalLimit != 0 && counter > this.Settings.RetrievalLimit)
{
break;
}
XPathNavigator titleNavigator = itemIterator.Current.SelectSingleNode("rss:title", manager);
XPathNavigator linkNavigator = itemIterator.Current.SelectSingleNode("rss:link", manager);
if (titleNavigator != null)
{
item.Title = titleNavigator.Value;
}
if (linkNavigator != null)
{
Uri link;
if (Uri.TryCreate(linkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
item.Link = link;
}
}
SyndicationExtensionAdapter itemExtensionAdapter = new SyndicationExtensionAdapter(itemIterator.Current, this.Settings);
itemExtensionAdapter.Fill(item, manager);
((Collection<RssItem>)resource.Channel.Items).Add(item);
}
}
SyndicationExtensionAdapter feedExtensionAdapter = new SyndicationExtensionAdapter(this.Navigator.SelectSingleNode("rdf:RDF", manager), this.Settings);
feedExtensionAdapter.Fill(resource, manager);
}
/// <summary>
/// Loads this <see cref="ApmlProfile"/> using the supplied <see cref="XPathNavigator"/> and <see cref="SyndicationResourceLoadSettings"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the load operation.</param>
/// <returns><b>true</b> if the <see cref="ApmlProfile"/> 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="ApmlProfile"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Initialize XML namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = ApmlUtility.CreateNamespaceManager(source.NameTable);
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
if (source.HasAttributes)
{
string nameAttribute = source.GetAttribute("name", String.Empty);
if (!String.IsNullOrEmpty(nameAttribute))
{
this.Name = nameAttribute;
wasLoaded = true;
}
}
if(source.HasChildren)
{
XPathNavigator implicitDataNavigator = source.SelectSingleNode("apml:ImplicitData", manager);
XPathNavigator explicitDataNavigator = source.SelectSingleNode("apml:ExplicitData", manager);
if (implicitDataNavigator != null)
{
XPathNodeIterator conceptsIterator = implicitDataNavigator.Select("apml:Concepts/apml:Concept", manager);
if (conceptsIterator != null && conceptsIterator.Count > 0)
{
while (conceptsIterator.MoveNext())
{
ApmlConcept concept = new ApmlConcept();
if (concept.Load(conceptsIterator.Current, settings))
{
this.ImplicitConcepts.Add(concept);
wasLoaded = true;
}
}
}
XPathNodeIterator sourcesIterator = implicitDataNavigator.Select("apml:Sources/apml:Source", manager);
if (sourcesIterator != null && sourcesIterator.Count > 0)
{
while (sourcesIterator.MoveNext())
{
ApmlSource attentionSource = new ApmlSource();
if (attentionSource.Load(sourcesIterator.Current, settings))
{
this.ImplicitSources.Add(attentionSource);
wasLoaded = true;
}
}
}
}
if (explicitDataNavigator != null)
{
XPathNodeIterator conceptsIterator = explicitDataNavigator.Select("apml:Concepts/apml:Concept", manager);
if (conceptsIterator != null && conceptsIterator.Count > 0)
{
while (conceptsIterator.MoveNext())
{
ApmlConcept concept = new ApmlConcept();
if (concept.Load(conceptsIterator.Current, settings))
{
this.ExplicitConcepts.Add(concept);
wasLoaded = true;
}
}
}
XPathNodeIterator sourcesIterator = explicitDataNavigator.Select("apml:Sources/apml:Source", manager);
if (sourcesIterator != null && sourcesIterator.Count > 0)
{
while (sourcesIterator.MoveNext())
{
ApmlSource attentionSource = new ApmlSource();
if (attentionSource.Load(sourcesIterator.Current, settings))
{
this.ExplicitSources.Add(attentionSource);
wasLoaded = true;
}
}
}
}
}
//------------------------------------------------------------
// Attempt to extract syndication extension information
//------------------------------------------------------------
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(this);
return wasLoaded;
}
/// <summary>
/// Initializes the supplied <see cref="RssChannel"/> using the specified <see cref="XPathNavigator"/> and <see cref="XmlNamespaceManager"/>.
/// </summary>
/// <param name="channel">The <see cref="RssChannel"/> to be filled.</param>
/// <param name="navigator">The <see cref="XPathNavigator"/> used to navigate the channel XML data.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> object used to configure the load operation.</param>
/// <exception cref="ArgumentNullException">The <paramref name="channel"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="navigator"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillChannel(RssChannel channel, XPathNavigator navigator, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameters
//------------------------------------------------------------
Guard.ArgumentNotNull(channel, "channel");
Guard.ArgumentNotNull(navigator, "navigator");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Load required channel information
//------------------------------------------------------------
XPathNavigator descriptionNavigator = navigator.SelectSingleNode("rss:description", manager);
XPathNavigator linkNavigator = navigator.SelectSingleNode("rss:link", manager);
XPathNavigator titleNavigator = navigator.SelectSingleNode("rss:title", manager);
if (descriptionNavigator != null && !String.IsNullOrEmpty(descriptionNavigator.Value))
{
channel.Description = descriptionNavigator.Value;
}
if (linkNavigator != null)
{
Uri link;
if (Uri.TryCreate(linkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
channel.Link = link;
}
}
if (titleNavigator != null && !String.IsNullOrEmpty(titleNavigator.Value))
{
channel.Title = titleNavigator.Value;
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(navigator, settings);
adapter.Fill(channel);
}
/// <summary>
/// Initializes the supplied <see cref="RssImage"/> using the specified <see cref="XPathNavigator"/> and <see cref="XmlNamespaceManager"/>.
/// </summary>
/// <param name="image">The <see cref="RssImage"/> to be filled.</param>
/// <param name="navigator">The <see cref="XPathNavigator"/> used to navigate the image XML data.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> object used to configure the load operation.</param>
/// <exception cref="ArgumentNullException">The <paramref name="image"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="navigator"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillImage(RssImage image, XPathNavigator navigator, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameters
//------------------------------------------------------------
Guard.ArgumentNotNull(image, "image");
Guard.ArgumentNotNull(navigator, "navigator");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract image information
//------------------------------------------------------------
XPathNavigator linkNavigator = navigator.SelectSingleNode("rss:link", manager);
XPathNavigator titleNavigator = navigator.SelectSingleNode("rss:title", manager);
XPathNavigator urlNavigator = navigator.SelectSingleNode("rss:url", manager);
if (linkNavigator != null)
{
Uri link;
if (Uri.TryCreate(linkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
image.Link = link;
}
}
if (titleNavigator != null)
{
if (!String.IsNullOrEmpty(titleNavigator.Value))
{
image.Title = titleNavigator.Value;
}
}
if (urlNavigator != null)
{
Uri url;
if (Uri.TryCreate(urlNavigator.Value, UriKind.RelativeOrAbsolute, out url))
{
image.Url = url;
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(navigator, settings);
adapter.Fill(image);
}
/// <summary>
/// Modifies the <see cref="OpmlDocument"/> to match the data source.
/// </summary>
/// <param name="resource">The <see cref="OpmlDocument"/> to be filled.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
public void Fill(OpmlDocument resource)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = new XmlNamespaceManager(this.Navigator.NameTable);
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
XPathNavigator documentNavigator = this.Navigator.SelectSingleNode("opml", manager);
if (documentNavigator != null)
{
XPathNavigator headNavigator = documentNavigator.SelectSingleNode("head", manager);
if (headNavigator != null)
{
resource.Head.Load(headNavigator, this.Settings);
}
XPathNodeIterator outlineIterator = documentNavigator.Select("body/outline", manager);
if (outlineIterator != null && outlineIterator.Count > 0)
{
int counter = 0;
while (outlineIterator.MoveNext())
{
OpmlOutline outline = new OpmlOutline();
counter++;
if (outline.Load(outlineIterator.Current, this.Settings))
{
if (this.Settings.RetrievalLimit != 0 && counter > this.Settings.RetrievalLimit)
{
break;
}
((Collection<OpmlOutline>)resource.Outlines).Add(outline);
}
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(documentNavigator, this.Settings);
adapter.Fill(resource, manager);
}
}
/// <summary>
/// Loads this <see cref="ApmlSource"/> using the supplied <see cref="XPathNavigator"/> and <see cref="SyndicationResourceLoadSettings"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the load operation.</param>
/// <returns><b>true</b> if the <see cref="ApmlSource"/> 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="ApmlSource"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Initialize XML namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = ApmlUtility.CreateNamespaceManager(source.NameTable);
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
if (source.HasAttributes)
{
string keyAttribute = source.GetAttribute("key", String.Empty);
string nameAttribute = source.GetAttribute("name", String.Empty);
string valueAttribute = source.GetAttribute("value", String.Empty);
string typeAttribute = source.GetAttribute("type", String.Empty);
string fromAttribute = source.GetAttribute("from", String.Empty);
string updatedAttribute = source.GetAttribute("updated", String.Empty);
if (!String.IsNullOrEmpty(keyAttribute))
{
this.Key = keyAttribute;
wasLoaded = true;
}
if (!String.IsNullOrEmpty(nameAttribute))
{
this.Name = nameAttribute;
wasLoaded = true;
}
if (!String.IsNullOrEmpty(valueAttribute))
{
decimal value;
if (Decimal.TryParse(valueAttribute, System.Globalization.NumberStyles.Float, System.Globalization.NumberFormatInfo.InvariantInfo, out value))
{
if (value >= Decimal.MinusOne && value <= Decimal.One)
{
this.Value = value;
wasLoaded = true;
}
}
}
if (!String.IsNullOrEmpty(typeAttribute))
{
this.MimeType = typeAttribute;
wasLoaded = true;
}
if (!String.IsNullOrEmpty(fromAttribute))
{
this.From = fromAttribute;
wasLoaded = true;
}
if (!String.IsNullOrEmpty(updatedAttribute))
{
DateTime updatedOn;
if (SyndicationDateTimeUtility.TryParseRfc3339DateTime(updatedAttribute, out updatedOn))
{
this.UpdatedOn = updatedOn;
wasLoaded = true;
}
}
}
if (source.HasChildren)
{
XPathNodeIterator authorIterator = source.Select("apml:Author", manager);
if (authorIterator != null && authorIterator.Count > 0)
{
while (authorIterator.MoveNext())
{
ApmlAuthor author = new ApmlAuthor();
if (author.Load(authorIterator.Current, settings))
{
this.Authors.Add(author);
wasLoaded = true;
}
}
}
}
//------------------------------------------------------------
// Attempt to extract syndication extension information
//------------------------------------------------------------
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(this);
return wasLoaded;
}
/// <summary>
/// Initializes the supplied <see cref="RssItem"/> using the specified <see cref="XPathNavigator"/> and <see cref="XmlNamespaceManager"/>.
/// </summary>
/// <param name="item">The <see cref="RssItem"/> to be filled.</param>
/// <param name="navigator">The <see cref="XPathNavigator"/> used to navigate the item XML data.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> object used to configure the load operation.</param>
/// <exception cref="ArgumentNullException">The <paramref name="item"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="navigator"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillItem(RssItem item, XPathNavigator navigator, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameters
//------------------------------------------------------------
Guard.ArgumentNotNull(item, "item");
Guard.ArgumentNotNull(navigator, "navigator");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract item information
//------------------------------------------------------------
XPathNavigator titleNavigator = navigator.SelectSingleNode("title", manager);
XPathNavigator linkNavigator = navigator.SelectSingleNode("link", manager);
XPathNavigator descriptionNavigator = navigator.SelectSingleNode("description", manager);
XPathNavigator sourceNavigator = navigator.SelectSingleNode("source", manager);
XPathNodeIterator enclosureIterator = navigator.Select("enclosure", manager);
XPathNodeIterator categoryIterator = navigator.Select("category", manager);
if (titleNavigator != null)
{
item.Title = titleNavigator.Value;
}
if (descriptionNavigator != null)
{
item.Description = descriptionNavigator.Value;
}
if (linkNavigator != null)
{
Uri link;
if (Uri.TryCreate(linkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
item.Link = link;
}
}
if (sourceNavigator != null)
{
item.Source = new RssSource();
if (sourceNavigator.HasAttributes)
{
string urlAttribute = sourceNavigator.GetAttribute("url", String.Empty);
Uri url;
if (Uri.TryCreate(urlAttribute, UriKind.RelativeOrAbsolute, out url))
{
item.Source.Url = url;
}
}
if(!String.IsNullOrEmpty(sourceNavigator.Value))
{
item.Source.Title = sourceNavigator.Value;
}
}
if (enclosureIterator != null && enclosureIterator.Count > 0)
{
while (enclosureIterator.MoveNext())
{
RssEnclosure enclosure = new RssEnclosure();
Rss092SyndicationResourceAdapter.FillEnclosure(enclosure, enclosureIterator.Current, manager, settings);
item.Enclosures.Add(enclosure);
}
}
if (categoryIterator != null && categoryIterator.Count > 0)
{
while (categoryIterator.MoveNext())
{
RssCategory category = new RssCategory();
Rss092SyndicationResourceAdapter.FillCategory(category, categoryIterator.Current, manager, settings);
item.Categories.Add(category);
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(navigator, settings);
adapter.Fill(item);
}
/// <summary>
/// Modifies the <see cref="RssFeed"/> to match the data source.
/// </summary>
/// <param name="resource">The <see cref="RssFeed"/> to be filled.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
public void Fill(RssFeed resource)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = new XmlNamespaceManager(this.Navigator.NameTable);
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
XPathNavigator feedNavigator = this.Navigator.SelectSingleNode("rss", manager);
if (feedNavigator != null)
{
XPathNavigator channelNavigator = feedNavigator.SelectSingleNode("channel", manager);
if (channelNavigator != null)
{
Rss091SyndicationResourceAdapter.FillChannel(resource.Channel, channelNavigator, manager, this.Settings);
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(feedNavigator, this.Settings);
adapter.Fill(resource, manager);
}
}
/// <summary>
/// Modifies the <see cref="AtomServiceDocument"/> to match the data source.
/// </summary>
/// <param name="resource">The <see cref="AtomServiceDocument"/> to be filled.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
public void Fill(AtomServiceDocument resource)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = AtomUtility.CreateNamespaceManager(this.Navigator.NameTable);
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
XPathNavigator documentNavigator = this.Navigator.SelectSingleNode("app:service", manager);
if (documentNavigator != null)
{
AtomUtility.FillCommonObjectAttributes(resource, documentNavigator);
if (documentNavigator.HasChildren)
{
XPathNodeIterator workspaceIterator = documentNavigator.Select("app:workspace", manager);
if (workspaceIterator != null && workspaceIterator.Count > 0)
{
while (workspaceIterator.MoveNext())
{
AtomWorkspace workspace = new AtomWorkspace();
if (workspace.Load(workspaceIterator.Current, this.Settings))
{
resource.AddWorkspace(workspace);
}
}
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(documentNavigator, this.Settings);
adapter.Fill(resource, manager);
}
}
/// <summary>
/// Modifies the <see cref="BlogMLDocument"/> to match the data source.
/// </summary>
/// <param name="resource">The <see cref="BlogMLDocument"/> to be filled.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
public void Fill(BlogMLDocument resource)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = BlogMLUtility.CreateNamespaceManager(this.Navigator.NameTable);
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
XPathNavigator blogNavigator = this.Navigator.SelectSingleNode("blog:blog", manager);
if (blogNavigator != null)
{
if(blogNavigator.HasAttributes)
{
string dateCreatedAttribute = blogNavigator.GetAttribute("date-created", String.Empty);
string rootUrlAttribute = blogNavigator.GetAttribute("root-url", String.Empty);
if (!String.IsNullOrEmpty(dateCreatedAttribute))
{
DateTime createdOn;
if (SyndicationDateTimeUtility.TryParseRfc3339DateTime(dateCreatedAttribute, out createdOn))
{
resource.GeneratedOn = createdOn;
}
}
if (!String.IsNullOrEmpty(rootUrlAttribute))
{
Uri rootUrl;
if (Uri.TryCreate(rootUrlAttribute, UriKind.RelativeOrAbsolute, out rootUrl))
{
resource.RootUrl = rootUrl;
}
}
}
if (blogNavigator.HasChildren)
{
XPathNavigator titleNavigator = blogNavigator.SelectSingleNode("blog:title", manager);
XPathNavigator subtitleNavigator = blogNavigator.SelectSingleNode("blog:sub-title", manager);
if (titleNavigator != null)
{
BlogMLTextConstruct title = new BlogMLTextConstruct();
if (title.Load(titleNavigator))
{
resource.Title = title;
}
}
if (subtitleNavigator != null)
{
BlogMLTextConstruct subtitle = new BlogMLTextConstruct();
if (subtitle.Load(subtitleNavigator))
{
resource.Subtitle = subtitle;
}
}
BlogML20SyndicationResourceAdapter.FillDocumentCollections(resource, blogNavigator, manager, this.Settings);
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(blogNavigator, this.Settings);
adapter.Fill(resource, manager);
}
}
/// <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)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = AtomUtility.CreateNamespaceManager(this.Navigator.NameTable);
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
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>
/// Modifies the <see cref="RsdDocument"/> to match the data source.
/// </summary>
/// <param name="resource">The <see cref="RsdDocument"/> to be filled.</param>
/// <exception cref="ArgumentNullException">The <paramref name="resource"/> is a null reference (Nothing in Visual Basic).</exception>
public void Fill(RsdDocument resource)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(resource, "resource");
//------------------------------------------------------------
// Create namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = RsdUtility.CreateNamespaceManager(this.Navigator.NameTable);
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
XPathNavigator serviceNavigator = RsdUtility.SelectSafeSingleNode(this.Navigator, "rsd:rsd/rsd:service", manager);
if (serviceNavigator == null)
{
// dasBlog places an empty default XML namespace on the <service> element, this is a hack/compromise
serviceNavigator = RsdUtility.SelectSafeSingleNode(this.Navigator, "rsd:rsd/service", manager);
}
if (serviceNavigator != null)
{
XPathNavigator engineNameNavigator = RsdUtility.SelectSafeSingleNode(serviceNavigator, "rsd:engineName", manager);
XPathNavigator engineLinkNavigator = RsdUtility.SelectSafeSingleNode(serviceNavigator, "rsd:engineLink", manager);
XPathNavigator homePageLinkNavigator = RsdUtility.SelectSafeSingleNode(serviceNavigator, "rsd:homePageLink", manager);
XPathNodeIterator apiIterator = RsdUtility.SelectSafe(serviceNavigator, "rsd:apis/rsd:api", manager);
if (engineNameNavigator != null && !String.IsNullOrEmpty(engineNameNavigator.Value))
{
resource.EngineName = engineNameNavigator.Value;
}
if (engineLinkNavigator != null)
{
Uri link;
if (Uri.TryCreate(engineLinkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
resource.EngineLink = link;
}
}
if (homePageLinkNavigator != null)
{
Uri homepage;
if (Uri.TryCreate(homePageLinkNavigator.Value, UriKind.RelativeOrAbsolute, out homepage))
{
resource.Homepage = homepage;
}
}
if (apiIterator != null && apiIterator.Count > 0)
{
int counter = 0;
while (apiIterator.MoveNext())
{
RsdApplicationInterface api = new RsdApplicationInterface();
counter++;
Uri link;
string rpcLinkAttribute = apiIterator.Current.GetAttribute("rpcLink", String.Empty);
if (Uri.TryCreate(rpcLinkAttribute, UriKind.RelativeOrAbsolute, out link))
{
api.Link = link;
}
if (api.Load(apiIterator.Current, this.Settings) || api.Link != null)
{
if (this.Settings.RetrievalLimit != 0 && counter > this.Settings.RetrievalLimit)
{
break;
}
((Collection<RsdApplicationInterface>)resource.Interfaces).Add(api);
}
}
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(RsdUtility.SelectSafeSingleNode(this.Navigator, "rsd:rsd", manager), this.Settings);
adapter.Fill(resource, manager);
}
/// <summary>
/// Loads this <see cref="ApmlApplication"/> using the supplied <see cref="XPathNavigator"/> and <see cref="SyndicationResourceLoadSettings"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the load operation.</param>
/// <returns><b>true</b> if the <see cref="ApmlApplication"/> 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="ApmlApplication"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Initialize XML namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = BlogMLUtility.CreateNamespaceManager(source.NameTable);
//------------------------------------------------------------
// Attempt to extract common attributes information
//------------------------------------------------------------
if (BlogMLUtility.FillCommonObject(this, source, settings))
{
wasLoaded = true;
}
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
if(source.HasAttributes)
{
string postUrlAttribute = source.GetAttribute("post-url", String.Empty);
string typeAttribute = source.GetAttribute("type", String.Empty);
string viewsAttribute = source.GetAttribute("views", String.Empty);
if (!String.IsNullOrEmpty(postUrlAttribute))
{
Uri url;
if (Uri.TryCreate(postUrlAttribute, UriKind.RelativeOrAbsolute, out url))
{
this.Url = url;
wasLoaded = true;
}
}
if (!String.IsNullOrEmpty(typeAttribute))
{
BlogMLPostType type = BlogMLPost.PostTypeByName(typeAttribute);
if (type != BlogMLPostType.None)
{
this.PostType = type;
wasLoaded = true;
}
}
if (!String.IsNullOrEmpty(viewsAttribute))
{
this.Views = viewsAttribute;
wasLoaded = true;
}
}
if (source.HasChildren)
{
XPathNavigator contentNavigator = source.SelectSingleNode("blog:content", manager);
XPathNavigator postNameNavigator = source.SelectSingleNode("blog:post-name", manager);
XPathNavigator excerptNavigator = source.SelectSingleNode("blog:excerpt", manager);
if (contentNavigator != null)
{
BlogMLTextConstruct content = new BlogMLTextConstruct();
if (content.Load(contentNavigator, settings))
{
this.Content = content;
wasLoaded = true;
}
}
if (postNameNavigator != null)
{
BlogMLTextConstruct name = new BlogMLTextConstruct();
if (name.Load(postNameNavigator, settings))
{
this.Name = name;
wasLoaded = true;
}
}
if (excerptNavigator != null)
{
BlogMLTextConstruct excerpt = new BlogMLTextConstruct();
if (excerpt.Load(excerptNavigator, settings))
{
this.Excerpt = excerpt;
wasLoaded = true;
}
}
if (BlogMLPost.FillPostCollections(this, source, manager, settings))
{
wasLoaded = true;
}
}
//------------------------------------------------------------
// Attempt to extract syndication extension information
//------------------------------------------------------------
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(this);
return wasLoaded;
}
/// <summary>
/// Loads this <see cref="BlogMLAuthor"/> using the supplied <see cref="XPathNavigator"/> and <see cref="SyndicationResourceLoadSettings"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the load operation.</param>
/// <returns><b>true</b> if the <see cref="BlogMLAuthor"/> 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="BlogMLAuthor"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract common attributes information
//------------------------------------------------------------
if (BlogMLUtility.FillCommonObject(this, source, settings))
{
wasLoaded = true;
}
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
if(source.HasAttributes)
{
string emailAttribute = source.GetAttribute("email", String.Empty);
if (!String.IsNullOrEmpty(emailAttribute))
{
this.EmailAddress = emailAttribute;
wasLoaded = true;
}
}
//------------------------------------------------------------
// Attempt to extract syndication extension information
//------------------------------------------------------------
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(this);
return wasLoaded;
}
/// <summary>
/// Initializes the supplied <see cref="RssChannel"/> using the specified <see cref="XPathNavigator"/> and <see cref="XmlNamespaceManager"/>.
/// </summary>
/// <param name="channel">The <see cref="RssChannel"/> to be filled.</param>
/// <param name="navigator">The <see cref="XPathNavigator"/> used to navigate the channel XML data.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> object used to configure the load operation.</param>
/// <exception cref="ArgumentNullException">The <paramref name="channel"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="navigator"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillChannel(RssChannel channel, XPathNavigator navigator, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameters
//------------------------------------------------------------
Guard.ArgumentNotNull(channel, "channel");
Guard.ArgumentNotNull(navigator, "navigator");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Load required channel information
//------------------------------------------------------------
XPathNavigator descriptionNavigator = navigator.SelectSingleNode("description", manager);
XPathNavigator linkNavigator = navigator.SelectSingleNode("link", manager);
XPathNavigator titleNavigator = navigator.SelectSingleNode("title", manager);
XPathNavigator languageNavigator = navigator.SelectSingleNode("language", manager);
if (descriptionNavigator != null && !String.IsNullOrEmpty(descriptionNavigator.Value))
{
channel.Description = descriptionNavigator.Value;
}
if (linkNavigator != null)
{
Uri link;
if (Uri.TryCreate(linkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
channel.Link = link;
}
}
if (titleNavigator != null && !String.IsNullOrEmpty(titleNavigator.Value))
{
channel.Title = titleNavigator.Value;
}
if (languageNavigator != null && !String.IsNullOrEmpty(languageNavigator.Value))
{
try
{
CultureInfo language = new CultureInfo(languageNavigator.Value);
channel.Language = language;
}
catch (ArgumentException)
{
System.Diagnostics.Trace.TraceWarning("Rss091SyndicationResourceAdapter unable to determine CultureInfo with a name of {0}.", languageNavigator.Value);
}
}
XPathNavigator imageNavigator = navigator.SelectSingleNode("image", manager);
if (imageNavigator != null)
{
channel.Image = new RssImage();
Rss091SyndicationResourceAdapter.FillImage(channel.Image, imageNavigator, manager, settings);
}
//------------------------------------------------------------
// Load channel optional information
//------------------------------------------------------------
Rss091SyndicationResourceAdapter.FillChannelOptionals(channel, navigator, manager, settings);
//------------------------------------------------------------
// Load channel collections
//------------------------------------------------------------
Rss091SyndicationResourceAdapter.FillChannelCollections(channel, navigator, manager, settings);
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(navigator, settings);
adapter.Fill(channel);
}
/// <summary>
/// Loads this <see cref="RssImage"/> using the supplied <see cref="XPathNavigator"/> and <see cref="SyndicationResourceLoadSettings"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the load operation.</param>
/// <returns><b>true</b> if the <see cref="RssImage"/> 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="RssImage"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
wasLoaded = this.Load(source);
//------------------------------------------------------------
// Attempt to extract syndication extension information
//------------------------------------------------------------
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(this);
return wasLoaded;
}
/// <summary>
/// Initializes the supplied <see cref="RssChannel"/> collection entities using the specified <see cref="XPathNavigator"/> and <see cref="XmlNamespaceManager"/>.
/// </summary>
/// <param name="channel">The <see cref="RssChannel"/> to be filled.</param>
/// <param name="navigator">The <see cref="XPathNavigator"/> used to navigate the channel XML data.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> object used to configure the load operation.</param>
/// <exception cref="ArgumentNullException">The <paramref name="channel"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="navigator"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillChannelCollections(RssChannel channel, XPathNavigator navigator, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameters
//------------------------------------------------------------
Guard.ArgumentNotNull(channel, "channel");
Guard.ArgumentNotNull(navigator, "navigator");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Extract channel collections information
//------------------------------------------------------------
XPathNodeIterator skipDaysIterator = navigator.Select("skipDays/day", manager);
XPathNodeIterator skipHoursIterator = navigator.Select("skipHours/hour", manager);
XPathNodeIterator itemIterator = navigator.Select("item", manager);
if (skipDaysIterator != null && skipDaysIterator.Count > 0)
{
while (skipDaysIterator.MoveNext())
{
if (!String.IsNullOrEmpty(skipDaysIterator.Current.Value))
{
try
{
DayOfWeek day = (DayOfWeek)Enum.Parse(typeof(DayOfWeek), skipDaysIterator.Current.Value, true);
if (!channel.SkipDays.Contains(day))
{
channel.SkipDays.Add(day);
}
}
catch (ArgumentException)
{
System.Diagnostics.Trace.TraceWarning("Rss091SyndicationResourceAdapter unable to determine DayOfWeek with a name of {0}.", skipDaysIterator.Current.Value);
}
}
}
}
if (skipHoursIterator != null && skipHoursIterator.Count > 0)
{
while (skipHoursIterator.MoveNext())
{
int hour;
if (Int32.TryParse(skipHoursIterator.Current.Value, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out hour))
{
hour = hour - 1; // Convert to zero-based range
if (!channel.SkipHours.Contains(hour) && (hour >= 0 && hour <= 23))
{
channel.SkipHours.Add(hour);
}
else
{
System.Diagnostics.Trace.TraceWarning("Rss091SyndicationResourceAdapter unable to add duplicate or out-of-range skip hour with a value of {0}.", hour);
}
}
}
}
if (itemIterator != null && itemIterator.Count > 0)
{
int counter = 0;
while (itemIterator.MoveNext())
{
RssItem item = new RssItem();
counter++;
if (settings.RetrievalLimit != 0 && counter > settings.RetrievalLimit)
{
break;
}
XPathNavigator titleNavigator = itemIterator.Current.SelectSingleNode("title", manager);
XPathNavigator linkNavigator = itemIterator.Current.SelectSingleNode("link", manager);
XPathNavigator descriptionNavigator = itemIterator.Current.SelectSingleNode("description", manager);
if (titleNavigator != null)
{
item.Title = titleNavigator.Value;
}
if (descriptionNavigator != null)
{
item.Description = descriptionNavigator.Value;
}
if (linkNavigator != null)
{
Uri link;
if (Uri.TryCreate(linkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
item.Link = link;
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(itemIterator.Current, settings);
adapter.Fill(item);
((Collection<RssItem>)channel.Items).Add(item);
}
}
}
/// <summary>
/// Creates a <see cref="AtomPersonConstruct"/> using the supplied <see cref="XPathNavigator"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the fill operation.</param>
/// <returns>A <see cref="AtomPersonConstruct"/> instance initialized using the supplied <paramref name="source"/>.</returns>
/// <remarks>
/// This method expects the supplied <paramref name="source"/> to be positioned on the XML element that represents a Atom 0.3 Person construct.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static AtomPersonConstruct CreatePerson(XPathNavigator source, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
AtomPersonConstruct person = new AtomPersonConstruct();
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract common attributes information
//------------------------------------------------------------
AtomUtility.FillCommonObjectAttributes(person, source);
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
XPathNavigator nameNavigator = source.SelectSingleNode("atom:name", manager);
XPathNavigator urlNavigator = source.SelectSingleNode("atom:url", manager);
XPathNavigator emailNavigator = source.SelectSingleNode("atom:email", manager);
if (nameNavigator != null)
{
person.Name = nameNavigator.Value;
}
if (urlNavigator != null)
{
Uri uri;
if (Uri.TryCreate(urlNavigator.Value, UriKind.RelativeOrAbsolute, out uri))
{
person.Uri = uri;
}
}
if (emailNavigator != null)
{
person.EmailAddress = emailNavigator.Value;
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(person, manager);
return person;
}
/// <summary>
/// Initializes the supplied <see cref="RssImage"/> using the specified <see cref="XPathNavigator"/> and <see cref="XmlNamespaceManager"/>.
/// </summary>
/// <param name="image">The <see cref="RssImage"/> to be filled.</param>
/// <param name="navigator">The <see cref="XPathNavigator"/> used to navigate the image XML data.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> object used to configure the load operation.</param>
/// <exception cref="ArgumentNullException">The <paramref name="image"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="navigator"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillImage(RssImage image, XPathNavigator navigator, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameters
//------------------------------------------------------------
Guard.ArgumentNotNull(image, "image");
Guard.ArgumentNotNull(navigator, "navigator");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract image information
//------------------------------------------------------------
XPathNavigator linkNavigator = navigator.SelectSingleNode("link", manager);
XPathNavigator titleNavigator = navigator.SelectSingleNode("title", manager);
XPathNavigator urlNavigator = navigator.SelectSingleNode("url", manager);
XPathNavigator descriptionNavigator = navigator.SelectSingleNode("description", manager);
XPathNavigator heightNavigator = navigator.SelectSingleNode("height", manager);
XPathNavigator widthNavigator = navigator.SelectSingleNode("width", manager);
if (linkNavigator != null)
{
Uri link;
if (Uri.TryCreate(linkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
image.Link = link;
}
}
if (titleNavigator != null)
{
if (!String.IsNullOrEmpty(titleNavigator.Value))
{
image.Title = titleNavigator.Value;
}
}
if (urlNavigator != null)
{
Uri url;
if (Uri.TryCreate(urlNavigator.Value, UriKind.RelativeOrAbsolute, out url))
{
image.Url = url;
}
}
if (descriptionNavigator != null)
{
image.Description = descriptionNavigator.Value;
}
if (heightNavigator != null)
{
int height;
if (Int32.TryParse(heightNavigator.Value, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out height))
{
image.Height = height < RssImage.HeightMaximum ? height : RssImage.HeightMaximum;
}
}
if (widthNavigator != null)
{
int width;
if (Int32.TryParse(widthNavigator.Value, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out width))
{
image.Width = width < RssImage.WidthMaximum ? width : RssImage.WidthMaximum;
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(navigator, settings);
adapter.Fill(image);
}
/// <summary>
/// Modifies the <see cref="AtomEntry"/> to match the supplied <see cref="XPathNavigator"/> data source.
/// </summary>
/// <param name="entry">The <see cref="AtomEntry"/> to be filled.</param>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the fill operation.</param>
/// <remarks>
/// This method expects the supplied <paramref name="source"/> to be positioned on the XML element that represents an Atom 0.3 element.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="entry"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillEntry(AtomEntry entry, XPathNavigator source, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(entry, "entry");
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to fill syndication resource
//------------------------------------------------------------
AtomUtility.FillCommonObjectAttributes(entry, source);
XPathNavigator idNavigator = source.SelectSingleNode("atom:id", manager);
XPathNavigator titleNavigator = source.SelectSingleNode("atom:title", manager);
XPathNavigator modifiedNavigator = source.SelectSingleNode("atom:modified", manager);
if (idNavigator != null)
{
entry.Id = new AtomId();
entry.Id.Load(idNavigator, settings);
}
if (titleNavigator != null)
{
entry.Title = Atom03SyndicationResourceAdapter.CreateTextContent(titleNavigator, manager, settings);
}
if (modifiedNavigator != null)
{
DateTime updatedOn;
if (SyndicationDateTimeUtility.TryParseRfc3339DateTime(modifiedNavigator.Value, out updatedOn))
{
entry.UpdatedOn = updatedOn;
}
}
Atom03SyndicationResourceAdapter.FillEntryOptionals(entry, source, manager, settings);
Atom03SyndicationResourceAdapter.FillEntryCollections(entry, source, manager, settings);
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(entry, manager);
}
/// <summary>
/// Initializes the supplied <see cref="RssTextInput"/> using the specified <see cref="XPathNavigator"/> and <see cref="XmlNamespaceManager"/>.
/// </summary>
/// <param name="textInput">The <see cref="RssTextInput"/> to be filled.</param>
/// <param name="navigator">The <see cref="XPathNavigator"/> used to navigate the text input XML data.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> object used to configure the load operation.</param>
/// <exception cref="ArgumentNullException">The <paramref name="textInput"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="navigator"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillTextInput(RssTextInput textInput, XPathNavigator navigator, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameters
//------------------------------------------------------------
Guard.ArgumentNotNull(textInput, "textInput");
Guard.ArgumentNotNull(navigator, "navigator");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract text input information
//------------------------------------------------------------
XPathNavigator descriptionNavigator = navigator.SelectSingleNode("description", manager);
XPathNavigator linkNavigator = navigator.SelectSingleNode("link", manager);
XPathNavigator nameNavigator = navigator.SelectSingleNode("name", manager);
XPathNavigator titleNavigator = navigator.SelectSingleNode("title", manager);
if (descriptionNavigator != null)
{
if (!String.IsNullOrEmpty(descriptionNavigator.Value))
{
textInput.Description = descriptionNavigator.Value;
}
}
if (linkNavigator != null)
{
Uri link;
if (Uri.TryCreate(linkNavigator.Value, UriKind.RelativeOrAbsolute, out link))
{
textInput.Link = link;
}
}
if (nameNavigator != null)
{
if (!String.IsNullOrEmpty(nameNavigator.Value))
{
textInput.Name = nameNavigator.Value;
}
}
if (titleNavigator != null)
{
if (!String.IsNullOrEmpty(titleNavigator.Value))
{
textInput.Title = titleNavigator.Value;
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(navigator, settings);
adapter.Fill(textInput);
}
/// <summary>
/// Loads this <see cref="ApmlApplication"/> using the supplied <see cref="XPathNavigator"/> and <see cref="SyndicationResourceLoadSettings"/>.
/// </summary>
/// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> used to configure the load operation.</param>
/// <returns><b>true</b> if the <see cref="ApmlApplication"/> 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="ApmlApplication"/>.
/// </remarks>
/// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
public bool Load(XPathNavigator source, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Local members
//------------------------------------------------------------
bool wasLoaded = false;
//------------------------------------------------------------
// Validate parameter
//------------------------------------------------------------
Guard.ArgumentNotNull(source, "source");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Initialize XML namespace resolver
//------------------------------------------------------------
XmlNamespaceManager manager = BlogMLUtility.CreateNamespaceManager(source.NameTable);
//------------------------------------------------------------
// Attempt to extract common attributes information
//------------------------------------------------------------
if (BlogMLUtility.FillCommonObject(this, source, settings))
{
wasLoaded = true;
}
//------------------------------------------------------------
// Attempt to extract syndication information
//------------------------------------------------------------
if(source.HasAttributes)
{
string userNameAttribute = source.GetAttribute("user-name", String.Empty);
string userEmailAttribute = source.GetAttribute("user-email", String.Empty);
string userUrlAttribute = source.GetAttribute("user-url", String.Empty);
if (!String.IsNullOrEmpty(userNameAttribute))
{
this.UserName = userNameAttribute;
wasLoaded = true;
}
if (!String.IsNullOrEmpty(userEmailAttribute))
{
this.UserEmailAddress = userEmailAttribute;
wasLoaded = true;
}
if (!String.IsNullOrEmpty(userUrlAttribute))
{
Uri url;
if (Uri.TryCreate(userUrlAttribute, UriKind.RelativeOrAbsolute, out url))
{
this.UserUrl = url;
wasLoaded = true;
}
}
}
if (source.HasChildren)
{
XPathNavigator contentNavigator = source.SelectSingleNode("blog:content", manager);
if (contentNavigator != null)
{
BlogMLTextConstruct content = new BlogMLTextConstruct();
if (content.Load(contentNavigator))
{
this.Content = content;
wasLoaded = true;
}
}
}
//------------------------------------------------------------
// Attempt to extract syndication extension information
//------------------------------------------------------------
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(source, settings);
adapter.Fill(this);
return wasLoaded;
}
/// <summary>
/// Initializes the supplied <see cref="RssCloud"/> using the specified <see cref="XPathNavigator"/> and <see cref="XmlNamespaceManager"/>.
/// </summary>
/// <param name="cloud">The <see cref="RssCloud"/> to be filled.</param>
/// <param name="navigator">The <see cref="XPathNavigator"/> used to navigate the cloud XML data.</param>
/// <param name="manager">The <see cref="XmlNamespaceManager"/> used to resolve XML namespace prefixes.</param>
/// <param name="settings">The <see cref="SyndicationResourceLoadSettings"/> object used to configure the load operation of the <see cref="RssFeed"/>.</param>
/// <exception cref="ArgumentNullException">The <paramref name="cloud"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="navigator"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="manager"/> is a null reference (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentNullException">The <paramref name="settings"/> is a null reference (Nothing in Visual Basic).</exception>
private static void FillCloud(RssCloud cloud, XPathNavigator navigator, XmlNamespaceManager manager, SyndicationResourceLoadSettings settings)
{
//------------------------------------------------------------
// Validate parameters
//------------------------------------------------------------
Guard.ArgumentNotNull(cloud, "cloud");
Guard.ArgumentNotNull(navigator, "navigator");
Guard.ArgumentNotNull(manager, "manager");
Guard.ArgumentNotNull(settings, "settings");
//------------------------------------------------------------
// Attempt to extract category information
//------------------------------------------------------------
if (navigator.HasAttributes)
{
string domainAttribute = navigator.GetAttribute("domain", String.Empty);
string portAttribute = navigator.GetAttribute("port", String.Empty);
string pathAttribute = navigator.GetAttribute("path", String.Empty);
string registerProcedureAttribute = navigator.GetAttribute("registerProcedure", String.Empty);
string protocolAttribute = navigator.GetAttribute("protocol", String.Empty);
if (!String.IsNullOrEmpty(domainAttribute))
{
cloud.Domain = domainAttribute;
}
if (!String.IsNullOrEmpty(portAttribute))
{
int port;
if (Int32.TryParse(portAttribute, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out port))
{
cloud.Port = port;
}
}
if (!String.IsNullOrEmpty(pathAttribute))
{
cloud.Path = pathAttribute;
}
if (!String.IsNullOrEmpty(registerProcedureAttribute))
{
cloud.RegisterProcedure = registerProcedureAttribute;
}
if (!String.IsNullOrEmpty(protocolAttribute))
{
RssCloudProtocol protocol = RssCloud.CloudProtocolByName(protocolAttribute);
if (protocol != RssCloudProtocol.None)
{
cloud.Protocol = protocol;
}
}
}
SyndicationExtensionAdapter adapter = new SyndicationExtensionAdapter(navigator, settings);
adapter.Fill(cloud);
}