/// <summary>
/// Inspect a URI and determine the correct root and display URIs
/// </summary>
protected SleetUriPair GetUriPair(Uri path, bool caseSensitive)
{
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
var isRoot = UriUtility.HasRoot(Root, path, caseSensitive);
var isDisplay = UriUtility.HasRoot(BaseURI, path, caseSensitive);
if (!isRoot && !isDisplay)
{
throw new InvalidOperationException($"URI does not match the feed root or baseURI: {path.AbsoluteUri}");
}
var pair = new SleetUriPair()
{
BaseURI = path,
Root = path
};
if (!isRoot)
{
pair.Root = UriUtility.ChangeRoot(BaseURI, Root, path);
}
if (!isDisplay)
{
pair.BaseURI = UriUtility.ChangeRoot(Root, BaseURI, path);
}
return(pair);
}
public ISleetFile Get(Uri path)
{
if (path == null)
{
Debug.Fail("bad path");
throw new ArgumentNullException(nameof(path));
}
if (!path.AbsoluteUri.StartsWith(BaseURI.AbsoluteUri))
{
throw new ArgumentException(string.Format("Base uri does not match the file system. Url: {0}, Expecting: {1}", path.AbsoluteUri, BaseURI.AbsoluteUri));
}
var file = Files.GetOrAdd(path, (uri) =>
{
var rootUri = uri;
var displayUri = uri;
if (!UriUtility.HasRoot(Root, rootUri))
{
rootUri = UriUtility.ChangeRoot(BaseURI, Root, uri);
}
if (!UriUtility.HasRoot(BaseURI, displayUri))
{
displayUri = UriUtility.ChangeRoot(Root, BaseURI, uri);
}
return(new PhysicalFile(
this,
rootUri,
displayUri,
LocalCache.GetNewTempPath(),
new FileInfo(rootUri.LocalPath)));
});
return(file);
}