private static void computeIssuedDate(ref AtomDateConstruct element, string temp)
{
string dateTime = String.Empty;
string offset = String.Empty;
char[] chrs = { '+', '-' };
bool hasOffset = true;
if (Atom.Utils.Utils.IsIso8601DateLocalNoTZ(temp))
{
dateTime = temp;
}
else if (Atom.Utils.Utils.IsIso8601DateLocal(temp))
{
try
{
dateTime = temp.Substring(0, temp.LastIndexOfAny(chrs));
}
catch (ArgumentNullException)
{
dateTime = temp;
hasOffset = false;
}
if (hasOffset)
{
int index = temp.LastIndexOfAny(chrs);
int length = temp.Length - index;
offset = temp.Substring(index, length);
// remove the leading + cause TimeSpan.Parse gives
// an exception
if (offset.StartsWith("+"))
{
offset = offset.Substring(1, offset.Length - 1);
}
element.UtcOffset = TimeSpan.Parse(offset);
}
}
else if (Atom.Utils.Utils.IsIso8601DateTZ(temp))
{
if (!hasSeconds(temp))
{
temp = addSeconds(temp);
}
dateTime = temp.Substring(0, temp.IndexOf('Z'));
}
else
{
throw new FormatException("The given date is not in ISO 8601 format.");
}
element.DateTime = DateTime.Parse(dateTime);
}
internal static AtomDateConstruct Parse(XPathNavigator navigator, Uri ns)
{
AtomDateConstruct dateElement = new AtomDateConstruct(ns);
string temp = String.Empty;
XPathNavigator nav = navigator.Clone();
XPathNodeIterator iter = nav.SelectDescendants(XPathNodeType.Element, true);
while (iter.MoveNext())
{
string name = iter.Current.Name.ToLower();
int idx = name.IndexOf(":");
if (idx != -1)
{
name = name.Split(new char[] { ':' }, 2)[1];
}
switch (name)
{
case "modified":
case "issued":
case "created":
case "published":
case "updated":
try
{
dateElement.XmlLang = Utils.Utils.ParseLanguage(iter.Current.XmlLang);
}
catch {}
dateElement.LocalName = name;
temp = iter.Current.Value;
break;
}
}
switch (dateElement.LocalName)
{
case "modified":
case "created":
case "published":
case "updated":
computeModifiedCreatedDate(ref dateElement, temp);
break;
case "issued":
computeIssuedDate(ref dateElement, temp);
break;
}
return(dateElement);
}
public void TestCreated()
{
AtomDateConstruct createdDate = new AtomDateConstruct("created");
createdDate.DateTime = DateTime.Now;
createdDate.UtcOffset = TimeZone.CurrentTimeZone.GetUtcOffset(DateTime.Today);
entry.Created = createdDate;
Assert.AreSame(entry.Created, createdDate);
createdDate = new AtomDateConstruct("created");
entry.Created = createdDate;
Assert.AreEqual(createdDate.LocalName, "created");
Assert.AreEqual(createdDate.FullName, "atom:created");
Assert.AreSame(entry.Created, createdDate);
}
public void TestIssued()
{
AtomDateConstruct issuedDate = new AtomDateConstruct("issued");
issuedDate.DateTime = DateTime.Now;
entry.Issued = issuedDate;
Assert.AreSame(entry.Issued, issuedDate);
issuedDate = new AtomDateConstruct("issued");
entry.Issued = issuedDate;
Assert.AreEqual(issuedDate.LocalName, "issued");
Assert.AreEqual(issuedDate.FullName, "atom:issued");
Assert.AreSame(entry.Issued, issuedDate);
}
public void TestModified()
{
AtomDateConstruct modifiedDate = new AtomDateConstruct();
modifiedDate.DateTime = DateTime.Now;
modifiedDate.UtcOffset = TimeZone.CurrentTimeZone.GetUtcOffset(DateTime.Today);
entry.Modified = modifiedDate;
Assert.AreSame(entry.Modified, modifiedDate);
modifiedDate = new AtomDateConstruct();
entry.Modified = modifiedDate;
Assert.AreEqual(modifiedDate.LocalName, "modified");
Assert.AreEqual(modifiedDate.FullName, "atom:modified");
Assert.AreSame(entry.Modified, modifiedDate);
}
internal static AtomEntry Parse(XPathNavigator navigator)
{
AtomEntry entry = new AtomEntry();
XPathNavigator nav = navigator.Clone();
XPathNodeIterator iter = nav.SelectDescendants(XPathNodeType.All, true);
while (iter.MoveNext())
{
string name = iter.Current.Name.ToLower();
int idx = name.IndexOf(":");
if (idx != -1)
{
string prefix;
prefix = name.Split(new char[] { ':' }, 2)[0];
if (prefix == "atom")
{
name = name.Split(new char[] { ':' }, 2)[1];
}
}
switch (name)
{
case "entry":
try
{
entry.Uri = FindAlternateUri(iter.Current);
entry.XmlLang = Utils.Utils.ParseLanguage(iter.Current.XmlLang);
}
catch {}
break;
case "title":
AtomContentConstruct content = AtomContentConstruct.Parse(iter.Current);
entry.Title = content;
break;
case "link":
entry.Links.Add(AtomLink.Parse(iter.Current));
break;
case "author":
entry.Author = AtomPersonConstruct.Parse(iter.Current);
break;
case "contributor":
entry.Contributors.Add(AtomPersonConstruct.Parse(iter.Current));
break;
case "id":
entry.Id = new Uri(iter.Current.Value);
break;
case "modified":
entry.Modified = AtomDateConstruct.Parse(iter.Current);
break;
case "issued":
entry.Issued = AtomDateConstruct.Parse(iter.Current);
break;
case "created":
entry.Created = AtomDateConstruct.Parse(iter.Current);
break;
case "summary":
entry.Summary = AtomContentConstruct.Parse(iter.Current);
break;
case "content":
entry.Contents.Add(AtomContent.Parse(iter.Current));
break;
case "dc:title":
case "dc:creator":
case "dc:subject":
case "dc:description":
case "dc:publisher":
case "dc:contributor":
case "dc:date":
case "dc:type":
case "dc:format":
case "dc:identifier":
case "dc:source":
case "dc:language":
case "dc:relation":
case "dc:coverage":
case "dc:rights":
entry.AdditionalElements.Add(DcElement.Parse(iter.Current));
break;
}
}
return(entry);
}
internal static AtomFeed Parse(XPathNavigator navigator)
{
AtomFeed feed = new AtomFeed();
XPathNavigator nav = navigator.Clone();
XPathNodeIterator iter = nav.SelectChildren(XPathNodeType.All);
do
{
string name = iter.Current.Name.ToLower();
int idx = name.IndexOf(":");
if (idx != -1)
{
name = name.Split(new char[] { ':' }, 2)[1];
}
switch (name)
{
case "feed":
{
try
{
XPathNavigatorReader reader = new XPathNavigatorReader(nav);
string baseUri = reader.GetAttribute("base", XmlNamespaces.Xml);
if (baseUri != null && baseUri.Length > 0)
{
feed.XmlBase = new Uri(baseUri);
}
}
catch {}
try
{
feed.Uri = FindAlternateUri(iter.Current);
}
catch {}
try
{
feed.XmlLang = Utils.Utils.ParseLanguage(iter.Current.XmlLang);
}
catch {}
XPathNodeIterator attrIterator = nav.Select("@*");
while (attrIterator.MoveNext())
{
if (attrIterator.Current.Name.ToLower() == "version")
{
if (attrIterator.Current.Value != DefaultValues.AtomVersion)
{
string msg = String.Format("Atom {0} version is not supported!", attrIterator.Current.Value);
throw new InvalidOperationException(msg);
}
}
}
break;
}
case "title":
AtomContentConstruct content = AtomContentConstruct.Parse(iter.Current);
feed.Title = content;
break;
case "link":
feed.Links.Add(AtomLink.Parse(iter.Current));
break;
case "author":
feed.Author = AtomPersonConstruct.Parse(iter.Current);
break;
case "contributor":
feed.Contributors.Add(AtomPersonConstruct.Parse(iter.Current));
break;
case "tagline":
feed.Tagline = AtomContentConstruct.Parse(iter.Current);
break;
case "id":
feed.Id = new Uri(iter.Current.Value);
break;
case "copyright":
feed.Copyright = AtomContentConstruct.Parse(iter.Current);
break;
case "info":
feed.Info = AtomContentConstruct.Parse(iter.Current);
break;
case "modified":
feed.Modified = AtomDateConstruct.Parse(iter.Current);
break;
case "entry":
feed.Entries.Add(AtomEntry.Parse(iter.Current));
break;
}
} while(iter.MoveNext());
return(feed);
}
public void TestModified()
{
AtomDateConstruct modifiedDate = new AtomDateConstruct(new Uri("http://purl.org/atom/ns#"));
modifiedDate.DateTime = DateTime.Now;
modifiedDate.UtcOffset = TimeZone.CurrentTimeZone.GetUtcOffset(DateTime.Today);
feed.Modified = modifiedDate;
Assert.AreEqual(modifiedDate.LocalName, "modified");
Assert.AreEqual(modifiedDate.FullName, "atom:modified");
Assert.AreSame(feed.Modified, modifiedDate);
}
private static void computeIssuedDate(ref AtomDateConstruct element, string temp)
{
string dateTime = String.Empty;
string offset = String.Empty;
char[] chrs = {'+', '-'};
bool hasOffset = true;
if(Atom.Utils.Utils.IsIso8601DateLocalNoTZ(temp))
{
dateTime = temp;
}
else if(Atom.Utils.Utils.IsIso8601DateLocal(temp))
{
try
{
dateTime = temp.Substring(0, temp.LastIndexOfAny(chrs));
}
catch(ArgumentNullException)
{
dateTime = temp;
hasOffset = false;
}
if(hasOffset)
{
int index = temp.LastIndexOfAny(chrs);
int length = temp.Length - index;
offset = temp.Substring(index, length);
// remove the leading + cause TimeSpan.Parse gives
// an exception
if(offset.StartsWith("+"))
offset = offset.Substring(1, offset.Length - 1);
element.UtcOffset = TimeSpan.Parse(offset);
}
}
else if(Atom.Utils.Utils.IsIso8601DateTZ(temp))
{
if(!hasSeconds(temp))
temp = addSeconds(temp);
dateTime = temp.Substring(0, temp.IndexOf('Z'));
}
else
throw new FormatException("The given date is not in ISO 8601 format.");
element.DateTime = DateTime.Parse(dateTime);
}
internal static AtomDateConstruct Parse(XPathNavigator navigator, Uri ns)
{
AtomDateConstruct dateElement = new AtomDateConstruct(ns);
string temp = String.Empty;
XPathNavigator nav = navigator.Clone();
XPathNodeIterator iter = nav.SelectDescendants(XPathNodeType.Element, true);
while(iter.MoveNext())
{
string name = iter.Current.Name.ToLower();
int idx = name.IndexOf(":");
if(idx != -1)
name = name.Split(new char[] {':'}, 2)[1];
switch(name)
{
case "modified":
case "issued":
case "created":
case "published":
case "updated":
try
{
dateElement.XmlLang = Utils.Utils.ParseLanguage(iter.Current.XmlLang);
}
catch {}
dateElement.LocalName = name;
temp = iter.Current.Value;
break;
}
}
switch(dateElement.LocalName)
{
case "modified":
case "created":
case "published":
case "updated":
computeModifiedCreatedDate(ref dateElement, temp);
break;
case "issued":
computeIssuedDate(ref dateElement, temp);
break;
}
return dateElement;
}
