public static Tag LoadFromRow (IList row)
{
var result = new Tag
{
Id = (int)row[0],
Name = (string)row[1],
};
return result;
}
public void PivotizeTag (Tag tag, IEnumerable<int> postIds)
{
var relativeBinnedCxmlPath = tag.ComputeBinnedPath (".cxml");
var absoluteBinnedCxmlPath = Path.Combine (_settings.AbsoluteOutputFolder, relativeBinnedCxmlPath);
Directory.CreateDirectory (Path.GetDirectoryName (absoluteBinnedCxmlPath));
using (var outputStream = absoluteBinnedCxmlPath.CreateWriteStream ())
{
var streamReaders = postIds.Map (postId =>
{
var relativeBinnedXmlPath = Post.ComputeBinnedPath (postId, ".xml", _settings.FileNameIdFormat);
var absoluteBinnedXmlPath = Path.Combine (_settings.AbsoluteWorkingFolder, relativeBinnedXmlPath);
var sr = new StreamReader (absoluteBinnedXmlPath);
return sr;
}
);
PivotizeTag (tag, streamReaders, outputStream);
}
}
public void PivotizeTag (Tag tag, IEnumerable<StreamReader> streamReaders, Stream destination)
{
XDocument doc;
XmlNamespaceManager namespaceManager;
using (var stream = AssemblyExtensions.OpenScopedResourceStream<DeepZoomCollection> ("Template.cxml"))
using (var reader = XmlReader.Create (stream, _settings.XmlReaderSettings))
{
doc = XDocument.Load (reader);
namespaceManager = new XmlNamespaceManager(reader.NameTable);
namespaceManager.AddNamespace("c", Namespaces.Collection.NamespaceName);
namespaceManager.AddNamespace("p", Namespaces.Pivot.NamespaceName);
}
var collectionNode = doc.Root;
Debug.Assert(collectionNode != null);
collectionNode.SetAttributeValue ("Name", "Tagged Questions: {0}".FormatInvariant (tag.Name));
// TODO: do we want to strip hyphens from tag for AdditionalSearchText?
collectionNode.SetAttributeValue (Namespaces.Pivot + "AdditionalSearchText", tag.Name);
var itemsNode = collectionNode.XPathSelectElement ("c:Items", namespaceManager);
itemsNode.SetAttributeValue ("HrefBase", "http://{0}/questions/".FormatInvariant (_settings.SiteDomain));
itemsNode.SetAttributeValue ("ImgBase", Path.ChangeExtension (tag.Name, ".dzc"));
using (var writer = new CollectionWriter (destination, _settings.XmlWriterSettings, futureCw =>
{
futureCw.Flush ();
var sw = new StreamWriter (destination);
foreach (var sr in streamReaders)
{
foreach (var line in sr.Lines())
{
#if DEBUG
sw.WriteLine (line);
#else
sw.Write (line);
#endif
}
sr.Close ();
}
sw.Flush ();
})
)
{
doc.Save (writer);
}
}
public void CreateCollectionTiles(Tag tag, List<int> postIds)
{
var relativePathToCollectionFolder = tag.ComputeBinnedPath (null) + "_files";
var absolutePathToCollectionFolder =
Path.Combine (_settings.AbsoluteOutputFolder, relativePathToCollectionFolder);
for (var level = 0; level < CollectionTilePower; level++)
{
var levelName = Convert.ToString (level, 10);
var absolutePathToCollectionLevelFolder = Path.Combine (absolutePathToCollectionFolder, levelName);
Directory.CreateDirectory (absolutePathToCollectionLevelFolder);
var levelSize = (int) Math.Pow (2, level);
var imageCollectionTiles = GenerateCollectionTiles (postIds, levelSize);
foreach (var imageCollectionTile in imageCollectionTiles)
{
var relativePathToTile = Path.ChangeExtension (imageCollectionTile.TileName, _imageFormatName);
var absolutePathToTile = Path.Combine (absolutePathToCollectionLevelFolder, relativePathToTile);
var levelImages = OpenLevelImages (imageCollectionTile.Ids, level);
using (var bitmap = CreateCollectionTile (levelImages, levelSize))
{
bitmap.Save (absolutePathToTile, _settings.PostImageEncoding);
}
}
}
}
public void CreateCollectionManifest(Tag tag, List<int> postIds)
{
var relativePathToCollectionManifest = tag.ComputeBinnedPath (".dzc");
var absolutePathToCollectionManifest =
Path.Combine (_settings.AbsoluteOutputFolder, relativePathToCollectionManifest);
var relativePathToRoot = relativePathToCollectionManifest.RelativizePath ();
Directory.CreateDirectory (Path.GetDirectoryName (absolutePathToCollectionManifest));
var element = GenerateImageCollection (postIds, relativePathToRoot);
using (var outputStream = absolutePathToCollectionManifest.CreateWriteStream ())
{
using (var writer = XmlWriter.Create (outputStream, _settings.XmlWriterSettings))
{
Debug.Assert (writer != null);
element.WriteTo (writer);
}
}
}
internal static void PivotizeTag (PostRepository postRepository, Tag tag, Settings settings)
{
var workingPath = Path.GetFullPath (WorkingFolderName);
var outputPath = Path.GetFullPath (OutputFolderName);
var relativeBinnedCxmlPath = tag.ComputeBinnedPath (".cxml");
var absoluteBinnedCxmlPath = Path.Combine (outputPath, relativeBinnedCxmlPath);
Directory.CreateDirectory (Path.GetDirectoryName (absoluteBinnedCxmlPath));
using (var outputStream
= new FileStream (absoluteBinnedCxmlPath, FileMode.Create, FileAccess.Write, FileShare.Read))
{
var postIds = postRepository.RetrievePostIds (tag.Id);
var streamReaders = postIds.Map (postId =>
{
var relativeBinnedXmlPath = Post.ComputeBinnedPath (postId, ".xml", settings.FileNameIdFormat);
var absoluteBinnedXmlPath = Path.Combine (workingPath, relativeBinnedXmlPath);
var sr = new StreamReader (absoluteBinnedXmlPath);
return sr;
}
);
PivotizeTag (tag, streamReaders, outputStream, settings.SiteDomain);
}
}
internal static void CreateCollectionTiles(
Tag tag,
string outputPath,
List<int> postIds,
ImageFormat imageFormat,
string fileNameIdFormat,
string absoluteOutputPath
)
{
var extension = imageFormat.ToString ().ToLower ();
var relativePathToCollectionFolder = Tag.ComputeBinnedPath (tag.Name, null) + "_files";
var absolutePathToCollectionFolder = Path.Combine (outputPath, relativePathToCollectionFolder);
for (var level = 0; level < DeepZoomCollection.CollectionTilePower; level++)
{
var levelName = Convert.ToString (level, 10);
var absolutePathToCollectionLevelFolder = Path.Combine (absolutePathToCollectionFolder, levelName);
Directory.CreateDirectory (absolutePathToCollectionLevelFolder);
var levelSize = (int) Math.Pow (2, level);
var imageCollectionTiles = DeepZoomCollection.GenerateCollectionTiles (postIds, levelSize);
foreach (var imageCollectionTile in imageCollectionTiles)
{
var relativePathToTile = Path.ChangeExtension (imageCollectionTile.TileName, extension);
var absolutePathToTile = Path.Combine (absolutePathToCollectionLevelFolder, relativePathToTile);
var levelImages = OpenLevelImages (imageCollectionTile.Ids, extension, fileNameIdFormat,
absoluteOutputPath, level);
using (var bitmap = DeepZoomCollection.CreateCollectionTile (levelImages, levelSize))
{
bitmap.Save (absolutePathToTile, imageFormat);
}
}
}
}
