internal static void WriteCategoriesInnerXml(XmlWriter writer, CategoriesDocument categories, Uri baseUri, string version)
{
Uri baseUriToWrite = FeedUtils.GetBaseUriToWrite(baseUri, categories.BaseUri);
if (baseUriToWrite != null)
{
WriteXmlBase(writer, baseUriToWrite);
}
if (!string.IsNullOrEmpty(categories.Language))
{
WriteXmlLang(writer, categories.Language);
}
if (categories.IsInline)
{
WriteInlineCategoriesContent(writer, (InlineCategoriesDocument)categories, version);
}
else
{
WriteReferencedCategoriesContent(writer, (ReferencedCategoriesDocument)categories, version);
}
}
protected SyndicationFeed(SyndicationFeed source, bool cloneItems)
{
if (source is null)
{
throw new ArgumentNullException(nameof(source));
}
_authors = FeedUtils.ClonePersons(source._authors);
_categories = FeedUtils.CloneCategories(source._categories);
_contributors = FeedUtils.ClonePersons(source._contributors);
Copyright = FeedUtils.CloneTextContent(source.Copyright);
Description = FeedUtils.CloneTextContent(source.Description);
_extensions = source._extensions.Clone();
Generator = source.Generator;
Id = source.Id;
ImageUrl = source.ImageUrl;
Language = source.Language;
_lastUpdatedTime = source._lastUpdatedTime;
_links = FeedUtils.CloneLinks(source._links);
Title = FeedUtils.CloneTextContent(source.Title);
BaseUri = source.BaseUri;
if (source._items is IList <SyndicationItem> srcList)
{
Collection <SyndicationItem> tmp = new NullNotAllowedCollection <SyndicationItem>();
for (int i = 0; i < srcList.Count; ++i)
{
tmp.Add((cloneItems) ? srcList[i].Clone() : srcList[i]);
}
_items = tmp;
}
else
{
if (cloneItems)
{
throw new InvalidOperationException(SR.UnbufferedItemsCannotBeCloned);
}
_items = source._items;
}
}
protected SyndicationFeed(SyndicationFeed source, bool cloneItems)
{
if (source == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("source");
}
_authors = FeedUtils.ClonePersons(source._authors);
_categories = FeedUtils.CloneCategories(source._categories);
_contributors = FeedUtils.ClonePersons(source._contributors);
_copyright = FeedUtils.CloneTextContent(source._copyright);
_description = FeedUtils.CloneTextContent(source._description);
_extensions = source._extensions.Clone();
_generator = source._generator;
_id = source._id;
_imageUrl = source._imageUrl;
_language = source._language;
_lastUpdatedTime = source._lastUpdatedTime;
_links = FeedUtils.CloneLinks(source._links);
_title = FeedUtils.CloneTextContent(source._title);
_baseUri = source._baseUri;
IList <SyndicationItem> srcList = source._items as IList <SyndicationItem>;
if (srcList != null)
{
Collection <SyndicationItem> tmp = new NullNotAllowedCollection <SyndicationItem>();
for (int i = 0; i < srcList.Count; ++i)
{
tmp.Add((cloneItems) ? srcList[i].Clone() : srcList[i]);
}
_items = tmp;
}
else
{
if (cloneItems)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.Format(SR.UnbufferedItemsCannotBeCloned)));
}
_items = source._items;
}
}
private void WriteWorkspace(XmlWriter writer, Workspace workspace, Uri baseUri)
{
writer.WriteStartElement(App10Constants.Prefix, App10Constants.Workspace, App10Constants.Namespace);
Uri baseUriToWrite = FeedUtils.GetBaseUriToWrite(baseUri, workspace.BaseUri);
if (baseUriToWrite != null)
{
baseUri = workspace.BaseUri;
WriteXmlBase(writer, baseUriToWrite);
}
WriteAttributeExtensions(writer, workspace, Version);
if (workspace.Title != null)
{
workspace.Title.WriteTo(writer, Atom10Constants.TitleTag, Atom10Constants.Atom10Namespace);
}
for (int i = 0; i < workspace.Collections.Count; ++i)
{
WriteCollection(writer, workspace.Collections[i], baseUri);
}
WriteElementExtensions(writer, workspace, Version);
writer.WriteEndElement();
}
private void WriteWorkspace(XmlWriter writer, Workspace workspace, Uri baseUri)
{
writer.WriteStartElement("app", "workspace", "http://www.w3.org/2007/app");
Uri baseUriToWrite = FeedUtils.GetBaseUriToWrite(baseUri, workspace.BaseUri);
if (baseUriToWrite != null)
{
baseUri = workspace.BaseUri;
WriteXmlBase(writer, baseUriToWrite);
}
ServiceDocumentFormatter.WriteAttributeExtensions(writer, workspace, this.Version);
if (workspace.Title != null)
{
workspace.Title.WriteTo(writer, "title", "http://www.w3.org/2005/Atom");
}
for (int i = 0; i < workspace.Collections.Count; i++)
{
this.WriteCollection(writer, workspace.Collections[i], baseUri);
}
ServiceDocumentFormatter.WriteElementExtensions(writer, workspace, this.Version);
writer.WriteEndElement();
}
private async Task WriteCollectionAsync(XmlWriter writer, ResourceCollectionInfo collection, Uri baseUri)
{
await writer.WriteStartElementAsync(App10Constants.Prefix, App10Constants.Collection, App10Constants.Namespace);
Uri baseUriToWrite = FeedUtils.GetBaseUriToWrite(baseUri, collection.BaseUri);
if (baseUriToWrite != null)
{
baseUri = collection.BaseUri;
WriteXmlBase(writer, baseUriToWrite);
}
if (collection.Link != null)
{
await writer.WriteAttributeStringAsync(App10Constants.Href, FeedUtils.GetUriString(collection.Link));
}
await WriteAttributeExtensionsAsync(writer, collection, this.Version);
if (collection.Title != null)
{
await collection.Title.WriteToAsync(writer, Atom10Constants.TitleTag, Atom10Constants.Atom10Namespace);
}
for (int i = 0; i < collection.Accepts.Count; ++i)
{
await writer.WriteElementStringAsync(App10Constants.Prefix, App10Constants.Accept, App10Constants.Namespace, collection.Accepts[i]);
}
for (int i = 0; i < collection.Categories.Count; ++i)
{
await WriteCategoriesAsync(writer, collection.Categories[i], baseUri, this.Version);
}
await WriteElementExtensionsAsync(writer, collection, this.Version);
await writer.WriteEndElementAsync();
}
internal static async Task WriteCategoriesInnerXml(XmlWriter writer, CategoriesDocument categories, Uri baseUri, string version)
{
Uri baseUriToWrite = FeedUtils.GetBaseUriToWrite(baseUri, categories.BaseUri);
if (baseUriToWrite != null)
{
WriteXmlBase(writer, baseUriToWrite);
}
if (!string.IsNullOrEmpty(categories.Language))
{
WriteXmlLang(writer, categories.Language);
}
if (categories.IsInline)
{
await WriteInlineCategoriesContentAsync(XmlWriterWrapper.CreateFromWriter(writer), (InlineCategoriesDocument)categories, version).ConfigureAwait(false);
}
else
{
WriteReferencedCategoriesContent(writer, (ReferencedCategoriesDocument)categories, version);
}
}
internal DateTimeOffset DateFromString(string dateTimeString, XmlReader reader)
{
try
{
DateTimeOffset dateTimeOffset = default;
var elementQualifiedName = new XmlQualifiedName(reader.LocalName, reader.NamespaceURI);
var xmlDateTimeData = new XmlDateTimeData(dateTimeString, elementQualifiedName);
object[] args = new object[] { xmlDateTimeData, dateTimeOffset };
foreach (Delegate dateTimeParser in DateTimeParser.GetInvocationList())
{
if ((bool)dateTimeParser.Method.Invoke(dateTimeParser.Target, args))
{
dateTimeOffset = (DateTimeOffset)args[args.Length - 1];
return(dateTimeOffset);
}
}
}
catch (Exception e)
{
throw new XmlException(FeedUtils.AddLineInfo(reader, SR.ErrorParsingDateTime), e);
}
throw new XmlException(FeedUtils.AddLineInfo(reader, SR.ErrorParsingDateTime));
}
private Workspace ReadWorkspace(XmlReader reader, ServiceDocument document)
{
Workspace result = CreateWorkspace(document);
result.BaseUri = document.BaseUri;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
result.BaseUri = FeedUtils.CombineXmlBase(result.BaseUri, reader.Value);
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = reader.Value;
if (!TryParseAttribute(name, ns, val, result, Version))
{
result.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), reader.Value);
}
}
}
}
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
reader.ReadStartElement();
try
{
while (reader.IsStartElement())
{
if (reader.IsStartElement(Atom10Constants.TitleTag, Atom10Constants.Atom10Namespace))
{
result.Title = Atom10FeedFormatter.ReadTextContentFrom(reader, "//app:service/app:workspace/atom:title[@type]", preserveAttributeExtensions: true);
}
else if (reader.IsStartElement(App10Constants.Collection, App10Constants.Namespace))
{
result.Collections.Add(ReadCollection(reader, result));
}
else if (!TryParseElement(reader, result, Version))
{
SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNode(ref buffer, ref extWriter, reader, _maxExtensionSize);
}
}
LoadElementExtensions(buffer, extWriter, result);
}
finally
{
extWriter?.Close();
}
reader.ReadEndElement();
return(result);
}
private ResourceCollectionInfo ReadCollection(XmlReader reader, Workspace workspace)
{
ResourceCollectionInfo result = CreateCollection(workspace);
result.BaseUri = workspace.BaseUri;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
result.BaseUri = FeedUtils.CombineXmlBase(result.BaseUri, reader.Value);
}
else if (reader.LocalName == App10Constants.Href && reader.NamespaceURI == string.Empty)
{
result.Link = new Uri(reader.Value, UriKind.RelativeOrAbsolute);
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = reader.Value;
if (!TryParseAttribute(name, ns, val, result, Version))
{
result.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), reader.Value);
}
}
}
}
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
reader.ReadStartElement();
try
{
while (reader.IsStartElement())
{
if (reader.IsStartElement(Atom10Constants.TitleTag, Atom10Constants.Atom10Namespace))
{
result.Title = Atom10FeedFormatter.ReadTextContentFrom(reader, "//app:service/app:workspace/app:collection/atom:title[@type]", preserveAttributeExtensions: true);
}
else if (reader.IsStartElement(App10Constants.Categories, App10Constants.Namespace))
{
result.Categories.Add(ReadCategories(reader,
result.BaseUri,
() => CreateInlineCategories(result),
() => CreateReferencedCategories(result),
Version,
_maxExtensionSize));
}
else if (reader.IsStartElement(App10Constants.Accept, App10Constants.Namespace))
{
result.Accepts.Add(reader.ReadElementString());
}
else if (!TryParseElement(reader, result, Version))
{
SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNode(ref buffer, ref extWriter, reader, _maxExtensionSize);
}
}
LoadElementExtensions(buffer, extWriter, result);
}
finally
{
extWriter?.Close();
}
reader.ReadEndElement();
return(result);
}
private void ReadDocument(XmlReader reader)
{
ServiceDocument result = CreateDocumentInstance();
try
{
SyndicationFeedFormatter.MoveToStartElement(reader);
bool elementIsEmpty = reader.IsEmptyElement;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "lang" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
result.Language = reader.Value;
}
else if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
result.BaseUri = new Uri(reader.Value, UriKind.RelativeOrAbsolute);
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = reader.Value;
if (!TryParseAttribute(name, ns, val, result, Version))
{
result.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), reader.Value);
}
}
}
}
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
reader.ReadStartElement();
if (!elementIsEmpty)
{
try
{
while (reader.IsStartElement())
{
if (reader.IsStartElement(App10Constants.Workspace, App10Constants.Namespace))
{
result.Workspaces.Add(ReadWorkspace(reader, result));
}
else if (!TryParseElement(reader, result, Version))
{
SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNode(ref buffer, ref extWriter, reader, _maxExtensionSize);
}
}
LoadElementExtensions(buffer, extWriter, result);
}
finally
{
extWriter?.Close();
}
}
reader.ReadEndElement();
}
catch (FormatException e)
{
throw new XmlException(FeedUtils.AddLineInfo(reader, SR.ErrorParsingDocument), e);
}
catch (ArgumentException e)
{
throw new XmlException(FeedUtils.AddLineInfo(reader, SR.ErrorParsingDocument), e);
}
SetDocument(result);
}
private static void ReadReferencedCategories(XmlReader reader, ReferencedCategoriesDocument referencedCategories, Uri baseUri, Uri link, string version, int maxExtensionSize)
{
referencedCategories.BaseUri = baseUri;
referencedCategories.Link = link;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
referencedCategories.BaseUri = FeedUtils.CombineXmlBase(referencedCategories.BaseUri, reader.Value);
}
else if (reader.LocalName == "lang" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
referencedCategories.Language = reader.Value;
}
else if (reader.LocalName == App10Constants.Href && reader.NamespaceURI == string.Empty)
{
continue;
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = reader.Value;
if (!TryParseAttribute(name, ns, val, referencedCategories, version))
{
referencedCategories.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), reader.Value);
}
}
}
}
reader.MoveToElement();
bool isEmptyElement = reader.IsEmptyElement;
reader.ReadStartElement();
if (!isEmptyElement)
{
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
try
{
while (reader.IsStartElement())
{
if (!TryParseElement(reader, referencedCategories, version))
{
SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNode(ref buffer, ref extWriter, reader, maxExtensionSize);
}
}
LoadElementExtensions(buffer, extWriter, referencedCategories);
}
finally
{
extWriter?.Close();
}
reader.ReadEndElement();
}
}
private static void WriteXmlBase(XmlWriter writer, Uri baseUri)
{
writer.WriteAttributeString("xml", "base", Atom10FeedFormatter.XmlNs, FeedUtils.GetUriString(baseUri));
}
private static void WriteXmlBase(XmlWriter writer, Uri baseUri)
{
writer.WriteAttributeString("xml", "base", "http://www.w3.org/XML/1998/namespace", FeedUtils.GetUriString(baseUri));
}
private static void ReadInlineCategories(XmlReader reader, InlineCategoriesDocument inlineCategories, Uri baseUri, string version, int maxExtensionSize)
{
inlineCategories.BaseUri = baseUri;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
inlineCategories.BaseUri = FeedUtils.CombineXmlBase(inlineCategories.BaseUri, reader.Value);
}
else if (reader.LocalName == "lang" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
inlineCategories.Language = reader.Value;
}
else if (reader.LocalName == App10Constants.Fixed && reader.NamespaceURI == string.Empty)
{
inlineCategories.IsFixed = (reader.Value == "yes");
}
else if (reader.LocalName == Atom10Constants.SchemeTag && reader.NamespaceURI == string.Empty)
{
inlineCategories.Scheme = reader.Value;
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = reader.Value;
if (!TryParseAttribute(name, ns, val, inlineCategories, version))
{
inlineCategories.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), reader.Value);
}
}
}
}
SyndicationFeedFormatter.MoveToStartElement(reader);
bool isEmptyElement = reader.IsEmptyElement;
reader.ReadStartElement();
if (!isEmptyElement)
{
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
try
{
while (reader.IsStartElement())
{
if (reader.IsStartElement(Atom10Constants.CategoryTag, Atom10Constants.Atom10Namespace))
{
SyndicationCategory category = CreateCategory(inlineCategories);
Atom10FeedFormatter.ReadCategory(reader, category, version, preserveAttributeExtensions: true, preserveElementExtensions: true, maxExtensionSize);
if (category.Scheme == null)
{
category.Scheme = inlineCategories.Scheme;
}
inlineCategories.Categories.Add(category);
}
else if (!TryParseElement(reader, inlineCategories, version))
{
SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNode(ref buffer, ref extWriter, reader, maxExtensionSize);
}
}
LoadElementExtensions(buffer, extWriter, inlineCategories);
}
finally
{
extWriter?.Close();
}
reader.ReadEndElement();
}
}
private void ReadDocument(XmlReader reader)
{
ServiceDocument document = this.CreateDocumentInstance();
try
{
SyndicationFeedFormatter.MoveToStartElement(reader);
bool isEmptyElement = reader.IsEmptyElement;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if ((reader.LocalName == "lang") && (reader.NamespaceURI == "http://www.w3.org/XML/1998/namespace"))
{
document.Language = reader.Value;
}
else
{
if ((reader.LocalName == "base") && (reader.NamespaceURI == "http://www.w3.org/XML/1998/namespace"))
{
document.BaseUri = new Uri(reader.Value, UriKind.RelativeOrAbsolute);
continue;
}
string namespaceURI = reader.NamespaceURI;
string localName = reader.LocalName;
if (!FeedUtils.IsXmlns(localName, namespaceURI) && !FeedUtils.IsXmlSchemaType(localName, namespaceURI))
{
string str3 = reader.Value;
if (!ServiceDocumentFormatter.TryParseAttribute(localName, namespaceURI, str3, document, this.Version))
{
if (this.preserveAttributeExtensions)
{
document.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), reader.Value);
continue;
}
SyndicationFeedFormatter.TraceSyndicationElementIgnoredOnRead(reader);
}
}
}
}
}
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
reader.ReadStartElement();
if (!isEmptyElement)
{
try
{
while (reader.IsStartElement())
{
if (reader.IsStartElement("workspace", "http://www.w3.org/2007/app"))
{
document.Workspaces.Add(this.ReadWorkspace(reader, document));
}
else if (!ServiceDocumentFormatter.TryParseElement(reader, document, this.Version))
{
if (this.preserveElementExtensions)
{
SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNode(ref buffer, ref extWriter, reader, this.maxExtensionSize);
continue;
}
SyndicationFeedFormatter.TraceSyndicationElementIgnoredOnRead(reader);
reader.Skip();
}
}
ServiceDocumentFormatter.LoadElementExtensions(buffer, extWriter, document);
}
finally
{
if (extWriter != null)
{
extWriter.Close();
}
}
}
reader.ReadEndElement();
}
catch (FormatException exception)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(FeedUtils.AddLineInfo(reader, "ErrorParsingDocument"), exception));
}
catch (ArgumentException exception2)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(FeedUtils.AddLineInfo(reader, "ErrorParsingDocument"), exception2));
}
this.SetDocument(document);
}
private void ReadDocument(XmlReader reader)
{
try
{
SyndicationFeedFormatter.MoveToStartElement(reader);
SetDocument(AtomPub10ServiceDocumentFormatter.ReadCategories(reader, null,
delegate()
{
return(this.CreateInlineCategoriesDocument());
},
delegate()
{
return(this.CreateReferencedCategoriesDocument());
},
this.Version,
_preserveElementExtensions,
_preserveAttributeExtensions,
_maxExtensionSize));
}
catch (FormatException e)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(FeedUtils.AddLineInfo(reader, SR.ErrorParsingDocument), e));
}
catch (ArgumentException e)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(FeedUtils.AddLineInfo(reader, SR.ErrorParsingDocument), e));
}
}
private static void ReadReferencedCategories(XmlReader reader, ReferencedCategoriesDocument referencedCategories, Uri baseUri, Uri link, string version, bool preserveElementExtensions, bool preserveAttributeExtensions, int maxExtensionSize)
{
referencedCategories.BaseUri = baseUri;
referencedCategories.Link = link;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if ((reader.LocalName == "base") && (reader.NamespaceURI == "http://www.w3.org/XML/1998/namespace"))
{
referencedCategories.BaseUri = FeedUtils.CombineXmlBase(referencedCategories.BaseUri, reader.Value);
}
else
{
if ((reader.LocalName == "lang") && (reader.NamespaceURI == "http://www.w3.org/XML/1998/namespace"))
{
referencedCategories.Language = reader.Value;
continue;
}
if ((reader.LocalName != "href") || (reader.NamespaceURI != string.Empty))
{
string namespaceURI = reader.NamespaceURI;
string localName = reader.LocalName;
if (!FeedUtils.IsXmlns(localName, namespaceURI) && !FeedUtils.IsXmlSchemaType(localName, namespaceURI))
{
string str3 = reader.Value;
if (!ServiceDocumentFormatter.TryParseAttribute(localName, namespaceURI, str3, referencedCategories, version))
{
if (preserveAttributeExtensions)
{
referencedCategories.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), reader.Value);
continue;
}
SyndicationFeedFormatter.TraceSyndicationElementIgnoredOnRead(reader);
}
}
}
}
}
}
reader.MoveToElement();
bool isEmptyElement = reader.IsEmptyElement;
reader.ReadStartElement();
if (!isEmptyElement)
{
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
try
{
while (reader.IsStartElement())
{
if (!ServiceDocumentFormatter.TryParseElement(reader, referencedCategories, version))
{
if (preserveElementExtensions)
{
SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNode(ref buffer, ref extWriter, reader, maxExtensionSize);
}
else
{
SyndicationFeedFormatter.TraceSyndicationElementIgnoredOnRead(reader);
reader.Skip();
}
}
}
ServiceDocumentFormatter.LoadElementExtensions(buffer, extWriter, referencedCategories);
}
finally
{
if (extWriter != null)
{
extWriter.Close();
}
}
reader.ReadEndElement();
}
}
private void ReadDocument(XmlReader reader)
{
CreateInlineCategoriesDelegate inlineCategoriesFactory = null;
CreateReferencedCategoriesDelegate referencedCategoriesFactory = null;
try
{
SyndicationFeedFormatter.MoveToStartElement(reader);
if (inlineCategoriesFactory == null)
{
inlineCategoriesFactory = () => this.CreateInlineCategoriesDocument();
}
if (referencedCategoriesFactory == null)
{
referencedCategoriesFactory = () => this.CreateReferencedCategoriesDocument();
}
this.SetDocument(AtomPub10ServiceDocumentFormatter.ReadCategories(reader, null, inlineCategoriesFactory, referencedCategoriesFactory, this.Version, this.preserveElementExtensions, this.preserveAttributeExtensions, this.maxExtensionSize));
}
catch (FormatException exception)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(FeedUtils.AddLineInfo(reader, "ErrorParsingDocument"), exception));
}
catch (ArgumentException exception2)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new XmlException(FeedUtils.AddLineInfo(reader, "ErrorParsingDocument"), exception2));
}
}
private async Task <ResourceCollectionInfo> ReadCollection(XmlReaderWrapper reader, Workspace workspace)
{
ResourceCollectionInfo result = CreateCollection(workspace);
result.BaseUri = workspace.BaseUri;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
result.BaseUri = FeedUtils.CombineXmlBase(result.BaseUri, await reader.GetValueAsync());
}
else if (reader.LocalName == App10Constants.Href && reader.NamespaceURI == string.Empty)
{
result.Link = new Uri(await reader.GetValueAsync(), UriKind.RelativeOrAbsolute);
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = await reader.GetValueAsync();
if (!TryParseAttribute(name, ns, val, result, this.Version))
{
if (_preserveAttributeExtensions)
{
result.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), val);
}
}
}
}
}
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
reader.ReadStartElement();
try
{
while (await reader.IsStartElementAsync())
{
if (await reader.IsStartElementAsync(Atom10Constants.TitleTag, Atom10Constants.Atom10Namespace))
{
result.Title = await new Atom10FeedFormatter().ReadTextContentFromAsync(reader, "//app:service/app:workspace/app:collection/atom:title[@type]", _preserveAttributeExtensions);
}
else if (await reader.IsStartElementAsync(App10Constants.Categories, App10Constants.Namespace))
{
result.Categories.Add(await ReadCategories(reader,
result.BaseUri,
delegate()
{
return(CreateInlineCategories(result));
},
delegate()
{
return(CreateReferencedCategories(result));
},
this.Version,
_preserveElementExtensions,
_preserveAttributeExtensions,
_maxExtensionSize));
}
else if (await reader.IsStartElementAsync(App10Constants.Accept, App10Constants.Namespace))
{
result.Accepts.Add(reader.ReadElementString());
}
else if (!TryParseElement(reader, result, this.Version))
{
if (_preserveElementExtensions)
{
if (buffer == null)
{
buffer = new XmlBuffer(_maxExtensionSize);
extWriter = buffer.OpenSection(XmlDictionaryReaderQuotas.Max);
extWriter.WriteStartElement(Rss20Constants.ExtensionWrapperTag);
}
await XmlReaderWrapper.WriteNodeAsync(extWriter, reader, false);
}
else
{
reader.Skip();
}
}
}
LoadElementExtensions(buffer, extWriter, result);
}
finally
{
if (extWriter != null)
{
extWriter.Close();
}
}
reader.ReadEndElement();
return(result);
}
private static async Task ReadInlineCategoriesAsync(XmlReaderWrapper reader, InlineCategoriesDocument inlineCategories, Uri baseUri, string version, bool preserveElementExtensions, bool preserveAttributeExtensions, int _maxExtensionSize)
{
inlineCategories.BaseUri = baseUri;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
inlineCategories.BaseUri = FeedUtils.CombineXmlBase(inlineCategories.BaseUri, await reader.GetValueAsync());
}
else if (reader.LocalName == "lang" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
inlineCategories.Language = await reader.GetValueAsync();
}
else if (reader.LocalName == App10Constants.Fixed && reader.NamespaceURI == string.Empty)
{
inlineCategories.IsFixed = (reader.Value == "yes");
}
else if (reader.LocalName == Atom10Constants.SchemeTag && reader.NamespaceURI == string.Empty)
{
inlineCategories.Scheme = await reader.GetValueAsync();
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = await reader.GetValueAsync();
if (!TryParseAttribute(name, ns, val, inlineCategories, version))
{
if (preserveAttributeExtensions)
{
inlineCategories.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), await reader.GetValueAsync());
}
}
}
}
}
await SyndicationFeedFormatter.MoveToStartElementAsync(reader);
bool isEmptyElement = reader.IsEmptyElement;
await reader.ReadStartElementAsync();
if (!isEmptyElement)
{
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
try
{
while (await reader.IsStartElementAsync())
{
if (await reader.IsStartElementAsync(Atom10Constants.CategoryTag, Atom10Constants.Atom10Namespace))
{
SyndicationCategory category = CreateCategory(inlineCategories);
await Atom10FeedFormatter.ReadCategoryAsync(reader, category, version, preserveAttributeExtensions, preserveElementExtensions, _maxExtensionSize);
if (category.Scheme == null)
{
category.Scheme = inlineCategories.Scheme;
}
inlineCategories.Categories.Add(category);
}
else if (!TryParseElement(reader, inlineCategories, version))
{
if (preserveElementExtensions)
{
var tuple = await SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNodeAsync(buffer, extWriter, reader, _maxExtensionSize);
buffer = tuple.Item1;
extWriter = tuple.Item2;
}
else
{
await reader.SkipAsync();
}
}
}
LoadElementExtensions(buffer, extWriter, inlineCategories);
}
finally
{
if (extWriter != null)
{
extWriter.Close();
}
}
await reader.ReadEndElementAsync();
}
}
private ResourceCollectionInfo ReadCollection(XmlReader reader, Workspace workspace)
{
CreateInlineCategoriesDelegate inlineCategoriesFactory = null;
CreateReferencedCategoriesDelegate referencedCategoriesFactory = null;
ResourceCollectionInfo result = ServiceDocumentFormatter.CreateCollection(workspace);
result.BaseUri = workspace.BaseUri;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if ((reader.LocalName == "base") && (reader.NamespaceURI == "http://www.w3.org/XML/1998/namespace"))
{
result.BaseUri = FeedUtils.CombineXmlBase(result.BaseUri, reader.Value);
}
else
{
if ((reader.LocalName == "href") && (reader.NamespaceURI == string.Empty))
{
result.Link = new Uri(reader.Value, UriKind.RelativeOrAbsolute);
continue;
}
string namespaceURI = reader.NamespaceURI;
string localName = reader.LocalName;
if (!FeedUtils.IsXmlns(localName, namespaceURI) && !FeedUtils.IsXmlSchemaType(localName, namespaceURI))
{
string str3 = reader.Value;
if (!ServiceDocumentFormatter.TryParseAttribute(localName, namespaceURI, str3, result, this.Version))
{
if (this.preserveAttributeExtensions)
{
result.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), reader.Value);
continue;
}
SyndicationFeedFormatter.TraceSyndicationElementIgnoredOnRead(reader);
}
}
}
}
}
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
reader.ReadStartElement();
try
{
while (reader.IsStartElement())
{
if (reader.IsStartElement("title", "http://www.w3.org/2005/Atom"))
{
result.Title = Atom10FeedFormatter.ReadTextContentFrom(reader, "//app:service/app:workspace/app:collection/atom:title[@type]", this.preserveAttributeExtensions);
}
else
{
if (reader.IsStartElement("categories", "http://www.w3.org/2007/app"))
{
if (inlineCategoriesFactory == null)
{
inlineCategoriesFactory = () => ServiceDocumentFormatter.CreateInlineCategories(result);
}
if (referencedCategoriesFactory == null)
{
referencedCategoriesFactory = () => ServiceDocumentFormatter.CreateReferencedCategories(result);
}
result.Categories.Add(ReadCategories(reader, result.BaseUri, inlineCategoriesFactory, referencedCategoriesFactory, this.Version, this.preserveElementExtensions, this.preserveAttributeExtensions, this.maxExtensionSize));
continue;
}
if (reader.IsStartElement("accept", "http://www.w3.org/2007/app"))
{
result.Accepts.Add(reader.ReadElementString());
}
else if (!ServiceDocumentFormatter.TryParseElement(reader, result, this.Version))
{
if (this.preserveElementExtensions)
{
SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNode(ref buffer, ref extWriter, reader, this.maxExtensionSize);
continue;
}
SyndicationFeedFormatter.TraceSyndicationElementIgnoredOnRead(reader);
reader.Skip();
}
}
}
ServiceDocumentFormatter.LoadElementExtensions(buffer, extWriter, result);
}
finally
{
if (extWriter != null)
{
extWriter.Close();
}
}
reader.ReadEndElement();
return(result);
}
protected override void WriteContentsTo(XmlWriter writer)
{
writer.WriteAttributeString(Atom10Constants.SourceTag, string.Empty, FeedUtils.GetUriString(Url));
}
private static async Task ReadReferencedCategoriesAsync(XmlReader reader, ReferencedCategoriesDocument referencedCategories, Uri baseUri, Uri link, string version, bool preserveElementExtensions, bool preserveAttributeExtensions, int maxExtensionSize)
{
referencedCategories.BaseUri = baseUri;
referencedCategories.Link = link;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
referencedCategories.BaseUri = FeedUtils.CombineXmlBase(referencedCategories.BaseUri, await reader.GetValueAsync().ConfigureAwait(false));
}
else if (reader.LocalName == "lang" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
referencedCategories.Language = await reader.GetValueAsync().ConfigureAwait(false);
}
else if (reader.LocalName == App10Constants.Href && reader.NamespaceURI == string.Empty)
{
continue;
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = await reader.GetValueAsync().ConfigureAwait(false);
if (!TryParseAttribute(name, ns, val, referencedCategories, version))
{
if (preserveAttributeExtensions)
{
referencedCategories.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), await reader.GetValueAsync().ConfigureAwait(false));
}
}
}
}
}
reader.MoveToElement();
bool isEmptyElement = reader.IsEmptyElement;
await reader.ReadStartElementAsync().ConfigureAwait(false);
if (!isEmptyElement)
{
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
try
{
while (await reader.IsStartElementAsync().ConfigureAwait(false))
{
if (!TryParseElement(reader, referencedCategories, version))
{
if (preserveElementExtensions)
{
var tuple = await SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNodeAsync(buffer, extWriter, reader, maxExtensionSize).ConfigureAwait(false);
buffer = tuple.Item1;
extWriter = tuple.Item2;
}
}
}
LoadElementExtensions(buffer, extWriter, referencedCategories);
}
finally
{
if (extWriter != null)
{
extWriter.Close();
}
}
await reader.ReadEndElementAsync().ConfigureAwait(false);
}
}
private async Task ReadDocumentAsync(XmlReaderWrapper reader)
{
ServiceDocument result = CreateDocumentInstance();
try
{
await SyndicationFeedFormatter.MoveToStartElementAsync(reader);
bool elementIsEmpty = reader.IsEmptyElement;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "lang" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
result.Language = await reader.GetValueAsync();
}
else if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
result.BaseUri = new Uri(await reader.GetValueAsync(), UriKind.RelativeOrAbsolute);
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = await reader.GetValueAsync();
if (!TryParseAttribute(name, ns, val, result, this.Version))
{
if (_preserveAttributeExtensions)
{
result.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), val);
}
}
}
}
}
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
await reader.ReadStartElementAsync();
if (!elementIsEmpty)
{
try
{
while (await reader.IsStartElementAsync())
{
if (await reader.IsStartElementAsync(App10Constants.Workspace, App10Constants.Namespace))
{
result.Workspaces.Add(ReadWorkspace(reader, result).Result);
}
else if (!TryParseElement(reader, result, this.Version))
{
if (_preserveElementExtensions)
{
var tuple = await SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNodeAsync(buffer, extWriter, reader, _maxExtensionSize);
buffer = tuple.Item1;
extWriter = tuple.Item2;
}
else
{
await reader.SkipAsync();
}
}
}
LoadElementExtensions(buffer, extWriter, result);
}
finally
{
if (extWriter != null)
{
extWriter.Close();
}
}
}
await reader.ReadEndElementAsync();
}
catch (FormatException e)
{
throw new XmlException(FeedUtils.AddLineInfo(reader, SR.ErrorParsingDocument), e);
}
catch (ArgumentException e)
{
new XmlException(FeedUtils.AddLineInfo(reader, SR.ErrorParsingDocument), e);
}
SetDocument(result);
}
private Workspace ReadWorkspace(XmlReader reader, ServiceDocument document)
{
Workspace workspace = ServiceDocumentFormatter.CreateWorkspace(document);
workspace.BaseUri = document.BaseUri;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if ((reader.LocalName == "base") && (reader.NamespaceURI == "http://www.w3.org/XML/1998/namespace"))
{
workspace.BaseUri = FeedUtils.CombineXmlBase(workspace.BaseUri, reader.Value);
}
else
{
string namespaceURI = reader.NamespaceURI;
string localName = reader.LocalName;
if (!FeedUtils.IsXmlns(localName, namespaceURI) && !FeedUtils.IsXmlSchemaType(localName, namespaceURI))
{
string str3 = reader.Value;
if (!ServiceDocumentFormatter.TryParseAttribute(localName, namespaceURI, str3, workspace, this.Version))
{
if (this.preserveAttributeExtensions)
{
workspace.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), reader.Value);
continue;
}
SyndicationFeedFormatter.TraceSyndicationElementIgnoredOnRead(reader);
}
}
}
}
}
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
reader.ReadStartElement();
try
{
while (reader.IsStartElement())
{
if (reader.IsStartElement("title", "http://www.w3.org/2005/Atom"))
{
workspace.Title = Atom10FeedFormatter.ReadTextContentFrom(reader, "//app:service/app:workspace/atom:title[@type]", this.preserveAttributeExtensions);
}
else
{
if (reader.IsStartElement("collection", "http://www.w3.org/2007/app"))
{
workspace.Collections.Add(this.ReadCollection(reader, workspace));
continue;
}
if (!ServiceDocumentFormatter.TryParseElement(reader, workspace, this.Version))
{
if (this.preserveElementExtensions)
{
SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNode(ref buffer, ref extWriter, reader, this.maxExtensionSize);
continue;
}
SyndicationFeedFormatter.TraceSyndicationElementIgnoredOnRead(reader);
reader.Skip();
}
}
}
ServiceDocumentFormatter.LoadElementExtensions(buffer, extWriter, workspace);
}
finally
{
if (extWriter != null)
{
extWriter.Close();
}
}
reader.ReadEndElement();
return(workspace);
}
private async Task <Workspace> ReadWorkspace(XmlReaderWrapper reader, ServiceDocument document)
{
Workspace result = CreateWorkspace(document);
result.BaseUri = document.BaseUri;
if (reader.HasAttributes)
{
while (reader.MoveToNextAttribute())
{
if (reader.LocalName == "base" && reader.NamespaceURI == Atom10FeedFormatter.XmlNs)
{
result.BaseUri = FeedUtils.CombineXmlBase(result.BaseUri, await reader.GetValueAsync());
}
else
{
string ns = reader.NamespaceURI;
string name = reader.LocalName;
if (FeedUtils.IsXmlns(name, ns) || FeedUtils.IsXmlSchemaType(name, ns))
{
continue;
}
string val = await reader.GetValueAsync();
if (!TryParseAttribute(name, ns, val, result, this.Version))
{
if (_preserveAttributeExtensions)
{
result.AttributeExtensions.Add(new XmlQualifiedName(reader.LocalName, reader.NamespaceURI), val);
}
}
}
}
}
XmlBuffer buffer = null;
XmlDictionaryWriter extWriter = null;
await reader.ReadStartElementAsync();
try
{
while (await reader.IsStartElementAsync())
{
if (await reader.IsStartElementAsync(Atom10Constants.TitleTag, Atom10Constants.Atom10Namespace))
{
result.Title = await new Atom10FeedFormatter().ReadTextContentFromAsync(reader, "//app:service/app:workspace/atom:title[@type]", _preserveAttributeExtensions);
}
else if (await reader.IsStartElementAsync(App10Constants.Collection, App10Constants.Namespace))
{
result.Collections.Add(ReadCollection(reader, result).Result);
}
else if (!TryParseElement(reader, result, this.Version))
{
if (_preserveElementExtensions)
{
var tuple = await SyndicationFeedFormatter.CreateBufferIfRequiredAndWriteNodeAsync(buffer, extWriter, reader, _maxExtensionSize);
buffer = tuple.Item1;
extWriter = tuple.Item2;
}
else
{
await reader.SkipAsync();
}
}
}
LoadElementExtensions(buffer, extWriter, result);
}
finally
{
if (extWriter != null)
{
extWriter.Close();
}
}
await reader.ReadEndElementAsync();
return(result);
}
protected override void WriteContentsTo(XmlWriter writer)
{
writer.WriteAttributeString("src", string.Empty, FeedUtils.GetUriString(this.url));
}
