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Code Issues Releases Wiki Activity

Fixed an issue where publish date could not be parsed for rss items.

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kay.one 2012-02-21 19:59:45 -08:00
parent 7e7835f3f7
commit e0f901dbe7
1 changed files with 27 additions and 25 deletions
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56
NzbDrone.Core/Providers/Indexer/SyndicationFeedXmlReader.cs
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@ -9,59 +9,61 @@ using System.Linq;
using System.Reflection; using System.Reflection;
using System.ServiceModel.Syndication; using System.ServiceModel.Syndication;
using System.Xml; using System.Xml;
using NLog;
namespace NzbDrone.Core.Providers.Indexer namespace NzbDrone.Core.Providers.Indexer
{ {
public class SyndicationFeedXmlReader : XmlTextReader public class SyndicationFeedXmlReader : XmlTextReader
{ {
readonly string[] Rss20DateTimeHints = { "pubDate" }; private static readonly Logger logger = LogManager.GetCurrentClassLogger();
readonly string[] Atom10DateTimeHints = { "updated", "published", "lastBuildDate" };
private bool isRss2DateTime = false; private static readonly string[] rss20DateTimeHints = { "pubDate" };
private bool isAtomDateTime = false; private static readonly string[] atom10DateTimeHints = { "updated", "published", "lastBuildDate" };
private bool _isRss2DateTime;
private bool _isAtomDateTime;
private static readonly MethodInfo rss20FeedFormatterMethodInfo = typeof(Rss20FeedFormatter).GetMethod("DateFromString", BindingFlags.NonPublic | BindingFlags.Static);
private static readonly MethodInfo atom10FeedFormatterMethodInfo = typeof(Atom10FeedFormatter).GetMethod("DateFromString", BindingFlags.NonPublic | BindingFlags.Static);
public SyndicationFeedXmlReader(Stream stream) : base(stream) { } public SyndicationFeedXmlReader(Stream stream) : base(stream) { }
public override bool IsStartElement(string localname, string ns) public override bool IsStartElement(string localname, string ns)
{ {
isRss2DateTime = false; _isRss2DateTime = rss20DateTimeHints.Contains(localname);
isAtomDateTime = false; _isAtomDateTime = atom10DateTimeHints.Contains(localname);
if (Rss20DateTimeHints.Contains(localname)) isRss2DateTime = true;
if (Atom10DateTimeHints.Contains(localname)) isAtomDateTime = true;
return base.IsStartElement(localname, ns); return base.IsStartElement(localname, ns);
} }
public override string ReadString() public override string ReadString()
{ {
string dateVal = base.ReadString(); var dateVal = base.ReadString();
try try
{ {
if (isRss2DateTime) if (_isRss2DateTime)
{ {
MethodInfo objMethod = typeof(Rss20FeedFormatter).GetMethod("DateFromString", BindingFlags.NonPublic | BindingFlags.Static); rss20FeedFormatterMethodInfo.Invoke(null, new object[] { dateVal, this });
Debug.Assert(objMethod != null); }
objMethod.Invoke(null, new object[] { dateVal, this }); if (_isAtomDateTime)
{
atom10FeedFormatterMethodInfo.Invoke(new Atom10FeedFormatter(), new object[] { dateVal, this });
}
}
catch (TargetInvocationException e)
{
DateTime parsedDate;
} if (!DateTime.TryParse(dateVal, new CultureInfo("en-US"), DateTimeStyles.None, out parsedDate))
if (isAtomDateTime)
{ {
MethodInfo objMethod = typeof(Atom10FeedFormatter).GetMethod("DateFromString", BindingFlags.NonPublic | BindingFlags.Instance); parsedDate = DateTime.UtcNow;
Debug.Assert(objMethod != null); logger.WarnException("Unable to parse Feed date " + dateVal, e);
objMethod.Invoke(new Atom10FeedFormatter(), new object[] { dateVal, this });
} }
}
catch (TargetInvocationException) dateVal = parsedDate.ToString(CultureInfo.CurrentCulture.DateTimeFormat.RFC1123Pattern);
{
DateTimeFormatInfo dtfi = CultureInfo.CurrentCulture.DateTimeFormat;
return DateTimeOffset.UtcNow.ToString(dtfi.RFC1123Pattern);
} }
return dateVal; return dateVal;
} }
} }
} }