/// <summary>
/// Reads an atom:generator element in a feed.
/// </summary>
/// <param name="atomFeedMetadata">The feed metadata to augment.</param>
/// <remarks>
/// Pre-Condition: XmlNodeType.Element (atom:generator) - the atom:generator element to read.
/// Post-Condition: Any - the node after the atom:generator element which was read.
/// </remarks>
private void ReadGeneratorElement(AtomFeedMetadata atomFeedMetadata)
{
this.AssertXmlCondition(XmlNodeType.Element);
Debug.Assert(
this.XmlReader.LocalName == AtomConstants.AtomGeneratorElementName && this.XmlReader.NamespaceURI == AtomConstants.AtomNamespace,
"Only atom:generator elements can be read by this method.");
this.VerifyNotPreviouslyDefined(atomFeedMetadata.Generator);
AtomGeneratorMetadata generatorMetadata = new AtomGeneratorMetadata();
// Read the attributes.
while (this.XmlReader.MoveToNextAttribute())
{
if (this.XmlReader.NamespaceEquals(this.EmptyNamespace))
{
switch (this.XmlReader.LocalName)
{
case AtomConstants.AtomGeneratorUriAttributeName:
generatorMetadata.Uri = this.ProcessUriFromPayload(this.XmlReader.Value, this.XmlReader.XmlBaseUri);
break;
case AtomConstants.AtomGeneratorVersionAttributeName:
generatorMetadata.Version = this.XmlReader.Value;
break;
default:
// Ignore all other attributes.
break;
}
}
}
// Read the value of the element as a string and store it as the name of the generator.
this.XmlReader.MoveToElement();
if (this.XmlReader.IsEmptyElement)
{
// Move to the next node after this one.
this.XmlReader.Skip();
}
else
{
generatorMetadata.Name = this.XmlReader.ReadElementValue();
}
atomFeedMetadata.Generator = generatorMetadata;
}
private void ReadGeneratorElement(AtomFeedMetadata atomFeedMetadata)
{
this.VerifyNotPreviouslyDefined(atomFeedMetadata.Generator);
AtomGeneratorMetadata metadata = new AtomGeneratorMetadata();
while (base.XmlReader.MoveToNextAttribute())
{
string str;
if (base.XmlReader.NamespaceEquals(this.EmptyNamespace) && ((str = base.XmlReader.LocalName) != null))
{
if (!(str == "uri"))
{
if (str == "version")
{
goto Label_0076;
}
}
else
{
metadata.Uri = base.ProcessUriFromPayload(base.XmlReader.Value, base.XmlReader.XmlBaseUri);
}
}
continue;
Label_0076:
metadata.Version = base.XmlReader.Value;
}
base.XmlReader.MoveToElement();
if (base.XmlReader.IsEmptyElement)
{
base.XmlReader.Skip();
}
else
{
metadata.Name = base.XmlReader.ReadElementValue();
}
atomFeedMetadata.Generator = metadata;
}
internal void WriteFeedMetadata(AtomFeedMetadata feedMetadata, ODataFeed feed, string updatedTime, out bool authorWritten)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(feedMetadata != null, "Feed metadata must not be null!");
// <atom:id>text</atom:id>
// NOTE: this is the Id of the feed. For a regular feed this is stored on the feed itself;
// if used in the context of an <atom:source> element it is stored in metadata
Debug.Assert(feed == null || !string.IsNullOrEmpty(feed.Id), "The feed Id should have been validated by now.");
string id = feed == null ? feedMetadata.SourceId : feed.Id;
this.WriteElementWithTextContent(
AtomConstants.AtomNamespacePrefix,
AtomConstants.AtomIdElementName,
AtomConstants.AtomNamespace,
id);
// <atom:title>text</atom:title>
// NOTE: write an empty element if no title is specified since the element is required
this.WriteTextConstruct(AtomConstants.AtomNamespacePrefix, AtomConstants.AtomTitleElementName, AtomConstants.AtomNamespace, feedMetadata.Title);
if (feedMetadata.Subtitle != null)
{
// <atom:subtitle>text</atom:subtitle>
this.WriteTextConstruct(AtomConstants.AtomNamespacePrefix, AtomConstants.AtomSubtitleElementName, AtomConstants.AtomNamespace, feedMetadata.Subtitle);
}
// <atom:updated>date</atom:updated>
// NOTE: the <updated> element is required and if not specified we use a single 'default/current' date/time for the whole payload.
string updated = feedMetadata.Updated.HasValue ? ODataAtomConvert.ToAtomString(feedMetadata.Updated.Value) : updatedTime;
this.WriteElementWithTextContent(
AtomConstants.AtomNamespacePrefix,
AtomConstants.AtomUpdatedElementName,
AtomConstants.AtomNamespace,
updated);
AtomLinkMetadata selfLinkMetadata = feedMetadata.SelfLink;
if (selfLinkMetadata != null)
{
AtomLinkMetadata mergedSelfLinkMetadata = ODataAtomWriterMetadataUtils.MergeLinkMetadata(
selfLinkMetadata,
AtomConstants.AtomSelfRelationAttributeValue,
null /* href */,
null /* title */,
null /* media type */);
this.WriteAtomLink(mergedSelfLinkMetadata, null /*etag*/);
}
IEnumerable <AtomLinkMetadata> links = feedMetadata.Links;
if (links != null)
{
foreach (AtomLinkMetadata link in links)
{
// DeltaLink is written from ODataFeed, so it shouldn't be written again from AtomFeedMetadata.
if (link.Relation != AtomConstants.AtomDeltaRelationAttributeValue)
{
// <atom:link>...</atom:link>
this.WriteAtomLink(link, null /* etag */);
}
}
}
IEnumerable <AtomCategoryMetadata> categories = feedMetadata.Categories;
if (categories != null)
{
foreach (AtomCategoryMetadata category in categories)
{
// <atom:category term="..." scheme="..." label="..."></atom:category>
this.WriteCategory(category);
}
}
Uri logo = feedMetadata.Logo;
if (logo != null)
{
// <atom:logo>Uri</atom:logo>
this.WriteElementWithTextContent(
AtomConstants.AtomNamespacePrefix,
AtomConstants.AtomLogoElementName,
AtomConstants.AtomNamespace,
this.UriToUrlAttributeValue(logo));
}
if (feedMetadata.Rights != null)
{
// <atom:rights>rights</atom:rights>
this.WriteTextConstruct(
AtomConstants.AtomNamespacePrefix,
AtomConstants.AtomRightsElementName,
AtomConstants.AtomNamespace,
feedMetadata.Rights);
}
IEnumerable <AtomPersonMetadata> contributors = feedMetadata.Contributors;
if (contributors != null)
{
foreach (AtomPersonMetadata contributor in contributors)
{
// <atom:contributor>contributor data</atom:contributor>
this.XmlWriter.WriteStartElement(AtomConstants.AtomNamespacePrefix, AtomConstants.AtomContributorElementName, AtomConstants.AtomNamespace);
this.WritePersonMetadata(contributor);
this.XmlWriter.WriteEndElement();
}
}
AtomGeneratorMetadata generator = feedMetadata.Generator;
if (generator != null)
{
// <atom:generator uri="..." version="...">name</atom:generator>
this.XmlWriter.WriteStartElement(AtomConstants.AtomNamespacePrefix, AtomConstants.AtomGeneratorElementName, AtomConstants.AtomNamespace);
if (generator.Uri != null)
{
this.XmlWriter.WriteAttributeString(AtomConstants.AtomGeneratorUriAttributeName, this.UriToUrlAttributeValue(generator.Uri));
}
if (!string.IsNullOrEmpty(generator.Version))
{
this.XmlWriter.WriteAttributeString(AtomConstants.AtomGeneratorVersionAttributeName, generator.Version);
}
ODataAtomWriterUtils.WriteString(this.XmlWriter, generator.Name);
this.XmlWriter.WriteEndElement();
}
Uri icon = feedMetadata.Icon;
if (icon != null)
{
// <atom:icon>Uri</atom:icon>
this.WriteElementWithTextContent(
AtomConstants.AtomNamespacePrefix,
AtomConstants.AtomIconElementName,
AtomConstants.AtomNamespace,
this.UriToUrlAttributeValue(icon));
}
IEnumerable <AtomPersonMetadata> authors = feedMetadata.Authors;
authorWritten = false;
if (authors != null)
{
foreach (AtomPersonMetadata author in authors)
{
// <atom:author>author data</atom:author>
authorWritten = true;
this.XmlWriter.WriteStartElement(AtomConstants.AtomNamespacePrefix, AtomConstants.AtomAuthorElementName, AtomConstants.AtomNamespace);
this.WritePersonMetadata(author);
this.XmlWriter.WriteEndElement();
}
}
}
private void ReadGeneratorElement(AtomFeedMetadata atomFeedMetadata)
{
this.VerifyNotPreviouslyDefined(atomFeedMetadata.Generator);
AtomGeneratorMetadata metadata = new AtomGeneratorMetadata();
while (base.XmlReader.MoveToNextAttribute())
{
string str;
if (base.XmlReader.NamespaceEquals(this.EmptyNamespace) && ((str = base.XmlReader.LocalName) != null))
{
if (!(str == "uri"))
{
if (str == "version")
{
goto Label_0076;
}
}
else
{
metadata.Uri = base.ProcessUriFromPayload(base.XmlReader.Value, base.XmlReader.XmlBaseUri);
}
}
continue;
Label_0076:
metadata.Version = base.XmlReader.Value;
}
base.XmlReader.MoveToElement();
if (base.XmlReader.IsEmptyElement)
{
base.XmlReader.Skip();
}
else
{
metadata.Name = base.XmlReader.ReadElementValue();
}
atomFeedMetadata.Generator = metadata;
}
internal void WriteFeedMetadata(AtomFeedMetadata feedMetadata, ODataFeed feed, string updatedTime, out bool authorWritten)
{
string textContent = (feed == null) ? feedMetadata.SourceId : feed.Id;
base.WriteElementWithTextContent("", "id", "http://www.w3.org/2005/Atom", textContent);
base.WriteTextConstruct("", "title", "http://www.w3.org/2005/Atom", feedMetadata.Title);
if (feedMetadata.Subtitle != null)
{
base.WriteTextConstruct("", "subtitle", "http://www.w3.org/2005/Atom", feedMetadata.Subtitle);
}
string str2 = feedMetadata.Updated.HasValue ? ODataAtomConvert.ToAtomString(feedMetadata.Updated.Value) : updatedTime;
base.WriteElementWithTextContent("", "updated", "http://www.w3.org/2005/Atom", str2);
AtomLinkMetadata selfLink = feedMetadata.SelfLink;
if (selfLink != null)
{
AtomLinkMetadata linkMetadata = ODataAtomWriterMetadataUtils.MergeLinkMetadata(selfLink, "self", null, null, null);
base.WriteAtomLink(linkMetadata, null);
}
IEnumerable <AtomLinkMetadata> links = feedMetadata.Links;
if (links != null)
{
foreach (AtomLinkMetadata metadata3 in links)
{
base.WriteAtomLink(metadata3, null);
}
}
IEnumerable <AtomCategoryMetadata> categories = feedMetadata.Categories;
if (categories != null)
{
foreach (AtomCategoryMetadata metadata4 in categories)
{
base.WriteCategory(metadata4);
}
}
Uri logo = feedMetadata.Logo;
if (logo != null)
{
base.WriteElementWithTextContent("", "logo", "http://www.w3.org/2005/Atom", base.UriToUrlAttributeValue(logo));
}
if (feedMetadata.Rights != null)
{
base.WriteTextConstruct("", "rights", "http://www.w3.org/2005/Atom", feedMetadata.Rights);
}
IEnumerable <AtomPersonMetadata> contributors = feedMetadata.Contributors;
if (contributors != null)
{
foreach (AtomPersonMetadata metadata5 in contributors)
{
base.XmlWriter.WriteStartElement("", "contributor", "http://www.w3.org/2005/Atom");
base.WritePersonMetadata(metadata5);
base.XmlWriter.WriteEndElement();
}
}
AtomGeneratorMetadata generator = feedMetadata.Generator;
if (generator != null)
{
base.XmlWriter.WriteStartElement("", "generator", "http://www.w3.org/2005/Atom");
if (generator.Uri != null)
{
base.XmlWriter.WriteAttributeString("uri", base.UriToUrlAttributeValue(generator.Uri));
}
if (!string.IsNullOrEmpty(generator.Version))
{
base.XmlWriter.WriteAttributeString("version", generator.Version);
}
ODataAtomWriterUtils.WriteString(base.XmlWriter, generator.Name);
base.XmlWriter.WriteEndElement();
}
Uri icon = feedMetadata.Icon;
if (icon != null)
{
base.WriteElementWithTextContent("", "icon", "http://www.w3.org/2005/Atom", base.UriToUrlAttributeValue(icon));
}
IEnumerable <AtomPersonMetadata> authors = feedMetadata.Authors;
authorWritten = false;
if (authors != null)
{
foreach (AtomPersonMetadata metadata7 in authors)
{
authorWritten = true;
base.XmlWriter.WriteStartElement("", "author", "http://www.w3.org/2005/Atom");
base.WritePersonMetadata(metadata7);
base.XmlWriter.WriteEndElement();
}
}
}
/// <summary>
/// Reads an atom:generator element in a feed.
/// </summary>
/// <param name="atomFeedMetadata">The feed metadata to augment.</param>
/// <remarks>
/// Pre-Condition: XmlNodeType.Element (atom:generator) - the atom:generator element to read.
/// Post-Condition: Any - the node after the atom:generator element which was read.
/// </remarks>
private void ReadGeneratorElement(AtomFeedMetadata atomFeedMetadata)
{
this.AssertXmlCondition(XmlNodeType.Element);
Debug.Assert(
this.XmlReader.LocalName == AtomConstants.AtomGeneratorElementName && this.XmlReader.NamespaceURI == AtomConstants.AtomNamespace,
"Only atom:generator elements can be read by this method.");
this.VerifyNotPreviouslyDefined(atomFeedMetadata.Generator);
AtomGeneratorMetadata generatorMetadata = new AtomGeneratorMetadata();
// Read the attributes.
while (this.XmlReader.MoveToNextAttribute())
{
if (this.XmlReader.NamespaceEquals(this.EmptyNamespace))
{
switch (this.XmlReader.LocalName)
{
case AtomConstants.AtomGeneratorUriAttributeName:
generatorMetadata.Uri = this.ProcessUriFromPayload(this.XmlReader.Value, this.XmlReader.XmlBaseUri);
break;
case AtomConstants.AtomGeneratorVersionAttributeName:
generatorMetadata.Version = this.XmlReader.Value;
break;
default:
// Ignore all other attributes.
break;
}
}
}
// Read the value of the element as a string and store it as the name of the generator.
this.XmlReader.MoveToElement();
if (this.XmlReader.IsEmptyElement)
{
// Move to the next node after this one.
this.XmlReader.Skip();
}
else
{
generatorMetadata.Name = this.XmlReader.ReadElementValue();
}
atomFeedMetadata.Generator = generatorMetadata;
}
