/// <summary>
/// Determines whether this catalog contains a <see cref="Feed"/> with a specific URI.
/// </summary>
/// <param name="uri">The <see cref="Feed.Uri"/> to look for.</param>
/// <returns><c>true</c> if a matching feed was found; <c>false</c> otherwise.</returns>
public bool ContainsFeed(FeedUri uri)
{
#region Sanity checks
if (uri == null)
{
throw new ArgumentNullException(nameof(uri));
}
#endregion
return(Feeds.Any(feed => feed.Uri == uri));
}
/// <summary>
/// Returns the <see cref="Feed"/> with a specific URI. Safe for missing elements.
/// </summary>
/// <param name="uri">The <see cref="Feed.Uri"/> to look for.</param>
/// <returns>The identified <see cref="Feed"/>; <c>null</c> if no matching entry was found.</returns>
public Feed?GetFeed(FeedUri uri)
{
#region Sanity checks
if (uri == null)
{
throw new ArgumentNullException(nameof(uri));
}
#endregion
return(Feeds.FirstOrDefault(feed => feed.Uri == uri));
}
public void TestNormalizeLocalPath()
{
var localUri = new FeedUri(WindowsUtils.IsWindows ? @"C:\local\feed.xml" : "/local/feed.xml");
var implementation1 = new Implementation {
ID = "./subdir"
};
implementation1.Normalize(localUri);
implementation1.ID.Should().Be(WindowsUtils.IsWindows ? @"C:\local\.\subdir" : "/local/./subdir");
implementation1.LocalPath.Should().Be(WindowsUtils.IsWindows ? @"C:\local\.\subdir" : "/local/./subdir");
var implementation2 = new Implementation {
ID = "./wrong", LocalPath = "subdir"
};
implementation2.Normalize(localUri);
implementation2.ID.Should().Be("./wrong");
implementation2.LocalPath.Should().Be(WindowsUtils.IsWindows ? @"C:\local\subdir" : "/local/subdir");
}
/// <summary>
/// Returns the <see cref="Feed"/> with a specific URI.
/// </summary>
/// <param name="uri">The <see cref="Feed.Uri"/> to look for.</param>
/// <returns>The identified <see cref="Feed"/>.</returns>
/// <exception cref="KeyNotFoundException">No <see cref="Feed"/> matching <paramref name="uri"/> was found in <see cref="Feeds"/>.</exception>
public Feed this[FeedUri uri]
{
get
{
#region Sanity checks
if (uri == null)
{
throw new ArgumentNullException(nameof(uri));
}
#endregion
try
{
return(Feeds.First(feed => feed.Uri == uri));
}
#region Error handling
catch (InvalidOperationException)
{
throw new KeyNotFoundException(string.Format(Resources.FeedNotInCatalog, uri));
}
#endregion
}
}
/// <summary>
/// Creates a new feed target.
/// </summary>
/// <param name="uri">The URI or local path (must be absolute) to the feed.</param>
/// <param name="feed">The data acquired from <paramref name="uri"/>. <see cref="Model.Feed.Normalize"/> has already been called.</param>
public FeedTarget(FeedUri uri, Feed feed)
{
Uri = uri ?? throw new ArgumentNullException(nameof(uri));
Feed = feed ?? throw new ArgumentNullException(nameof(feed));
}
