protected virtual SyndicationItem ReadItem(XmlReader reader, SyndicationFeed feed)
{
Rss20ItemFormatter formatter = new Rss20ItemFormatter();
formatter.ReadFrom(reader);
return(formatter.Item);
}
public static async Task <TSyndicationItem> LoadAsync <TSyndicationItem>(XmlReader reader)
where TSyndicationItem : SyndicationItem, new()
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
Atom10ItemFormatter <TSyndicationItem> atomSerializer = new Atom10ItemFormatter <TSyndicationItem>();
if (atomSerializer.CanRead(reader))
{
atomSerializer.ReadFrom(reader);
return(atomSerializer.Item as TSyndicationItem);
}
Rss20ItemFormatter <TSyndicationItem> rssSerializer = new Rss20ItemFormatter <TSyndicationItem>();
if (rssSerializer.CanRead(reader))
{
await rssSerializer.ReadFromAsync(reader).ConfigureAwait(false);
return(rssSerializer.Item as TSyndicationItem);
}
throw new XmlException(SR.Format(SR.UnknownItemXml, reader.LocalName, reader.NamespaceURI));
}
internal static TSyndicationItem LoadItem <TSyndicationItem> (XmlReader reader) where TSyndicationItem : SyndicationItem, new()
{
switch (DetectVersion(reader, ReaderKind.Item))
{
case SyndicationVersions.Atom10:
Atom10ItemFormatter af = new Atom10ItemFormatter <TSyndicationItem> ();
af.ReadFrom(reader);
return((TSyndicationItem)af.Item);
case SyndicationVersions.Rss20:
default: // anything else are rejected by DetectVersion
Rss20ItemFormatter rf = new Rss20ItemFormatter <TSyndicationItem> ();
rf.ReadFrom(reader);
return((TSyndicationItem)rf.Item);
}
}
public static TSyndicationItem Load <TSyndicationItem>(XmlReader reader) where TSyndicationItem : SyndicationItem, new()
{
if (reader == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("reader");
}
Atom10ItemFormatter <TSyndicationItem> formatter = new Atom10ItemFormatter <TSyndicationItem>();
if (formatter.CanRead(reader))
{
formatter.ReadFrom(reader);
return(formatter.Item as TSyndicationItem);
}
Rss20ItemFormatter <TSyndicationItem> formatter2 = new Rss20ItemFormatter <TSyndicationItem>();
if (!formatter2.CanRead(reader))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(System.ServiceModel.SR.GetString("UnknownItemXml", new object[] { reader.LocalName, reader.NamespaceURI })));
}
formatter2.ReadFrom(reader);
return(formatter2.Item as TSyndicationItem);
}
public static TSyndicationItem Load <TSyndicationItem>(XmlReader reader)
where TSyndicationItem : SyndicationItem, new()
{
if (reader == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull(nameof(reader));
}
Atom10ItemFormatter <TSyndicationItem> atomSerializer = new Atom10ItemFormatter <TSyndicationItem>();
if (atomSerializer.CanRead(reader))
{
atomSerializer.ReadFrom(reader);
return(atomSerializer.Item as TSyndicationItem);
}
Rss20ItemFormatter <TSyndicationItem> rssSerializer = new Rss20ItemFormatter <TSyndicationItem>();
if (rssSerializer.CanRead(reader))
{
rssSerializer.ReadFrom(reader);
return(rssSerializer.Item as TSyndicationItem);
}
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(SR.Format(SR.UnknownItemXml, reader.LocalName, reader.NamespaceURI)));
}
public void ReadFrom_WrongDate1 ()
{
Rss20ItemFormatter f = new Rss20ItemFormatter ();
f.ReadFrom (CreateReader ("<item><pubDate /></item>"));
}
public void SerializeExtensionsAsAtom ()
{
Rss20ItemFormatter f = new Rss20ItemFormatter ();
Assert.IsTrue (f.SerializeExtensionsAsAtom, "#1");
}
public void CanRead ()
{
Rss20ItemFormatter f = new Rss20ItemFormatter ();
Assert.IsFalse (f.CanRead (CreateReader ("<rss>")), "#1");
Assert.IsTrue (f.CanRead (CreateReader ("<item>")), "#2");
Assert.IsFalse (f.CanRead (CreateReader ("<item xmlns='urn:foo'>")), "#3");
Assert.IsFalse (f.CanRead (CreateReader ("<entry xmlns='http://www.w3.org/2005/Atom'>")), "#4");
Assert.IsFalse (f.CanRead (CreateReader ("<hoge>")), "#5");
XmlReader r = CreateReader ("<item></item>");
r.Read (); // element
r.Read (); // endelement
Assert.IsFalse (f.CanRead (r), "#6");
r = CreateReader ("<item><title>test</title></item>");
r.Read (); // item
r.Read (); // title
Assert.IsFalse (f.CanRead (r), "#7");
}
public void ReadFromGuidPermaLink ()
{
const string xml1 = "<item><guid isPermaLink=\"false\">urn:myid</guid><description /></item>";
using (XmlReader r = CreateReader (xml1)) {
var rss = new Rss20ItemFormatter ();
rss.ReadFrom (r);
Assert.AreEqual ("urn:myid", rss.Item.Id);
}
const string xml2 = "<item><guid isPermaLink=\"true\">urn:myid</guid><description /></item>";
using (XmlReader r = CreateReader (xml2)) {
var rss = new Rss20ItemFormatter ();
rss.ReadFrom (r);
Assert.AreEqual ("urn:myid", rss.Item.Id);
}
}
public void Version ()
{
Rss20ItemFormatter f = new Rss20ItemFormatter ();
Assert.AreEqual ("Rss20", f.Version, "#1");
}
public void ReadFrom_Comments ()
{
Rss20ItemFormatter f = new Rss20ItemFormatter ();
f.ReadFrom (CreateReader ("<item><comments>comment</comments></item>"));
Assert.IsNotNull (f.Item, "#1");
// 'comments' is treated as extensions ...
Assert.AreEqual (1, f.Item.ElementExtensions.Count, "#2");
}
public void ReadFrom_Enclosure ()
{
Rss20ItemFormatter f = new Rss20ItemFormatter ();
// .NET bug: it allows extension attributes, but rejects extension elements.
// f.ReadFrom (CreateReader ("<item><enclosure url='urn:foo' length='50' type='text/html' wcf='wtf'><extended /></enclosure></item>"));
f.ReadFrom (CreateReader ("<item><enclosure url='urn:foo' length='50' type='text/html' wcf='wtf'></enclosure></item>"));
// 'enclosure' is treated as SyndicationLink
Assert.AreEqual (1, f.Item.Links.Count, "#1");
SyndicationLink link = f.Item.Links [0];
Assert.AreEqual (50, link.Length, "#2");
Assert.AreEqual ("urn:foo", link.Uri.ToString (), "#3");
Assert.AreEqual ("text/html", link.MediaType, "#4");
Assert.AreEqual ("enclosure", link.RelationshipType, "#5");
Assert.AreEqual (1, link.AttributeExtensions.Count, "#6");
//Assert.AreEqual (1, link.ElementExtensions.Count, "#7");
}
public void ReadFrom_WrongDate2 ()
{
Rss20ItemFormatter f = new Rss20ItemFormatter ();
f.ReadFrom (CreateReader ("<item><pubDate>2000-01-01T00:00:00</pubDate></item>"));
}
protected virtual SyndicationItem ReadItem (XmlReader reader, SyndicationFeed feed)
{
Rss20ItemFormatter formatter = new Rss20ItemFormatter();
formatter.ReadFrom (reader);
return formatter.Item;
}
public void ReadXml_TitleOnly ()
{
Rss20ItemFormatter f = new Rss20ItemFormatter ();
((IXmlSerializable) f).ReadXml (CreateReader ("<item><title>test</title></item>"));
Assert.IsNotNull (f.Item.Title, "#1");
Assert.AreEqual ("test", f.Item.Title.Text, "#2");
((IXmlSerializable) f).ReadXml (CreateReader ("<dummy><title>test</title></dummy>")); // it is ok
}
public void ReadFrom2 () {
SyndicationItem item = new SyndicationItem ();
Rss20ItemFormatter f = new Rss20ItemFormatter (item);
Assert.IsTrue (object.ReferenceEquals (item, f.Item), "Item #1");
f.ReadFrom (CreateReader ("<item><title>test</title></item>"));
Assert.IsFalse (object.ReferenceEquals(item, f.Item), "Item #2");
}
public void ReadFrom1 ()
{
Rss20ItemFormatter f = new Rss20ItemFormatter ();
Assert.IsNull (f.Item, "#1");
f.ReadFrom (CreateReader ("<item><title>test</title></item>"));
SyndicationItem item1 = f.Item;
Assert.IsNotNull (f.Item.Title, "#2");
Assert.AreEqual ("test", f.Item.Title.Text, "#3");
f.ReadFrom (CreateReader ("<item><title>test</title></item>"));
Assert.IsFalse (object.ReferenceEquals (item1, f.Item), "#4");
}