public IImageFileBuilder WithExtension(string extension)
{
ImageFile.Extension = ImageExtensionHelper.GetExtension(extension);
return(this);
}
private async Task <Library> ReadLibraryFromFileStreamAsync(FileStream fileStream)
{
var tags = new List <Tag>();
var images = new List <ImageFile>();
var library = new Library();
if (fileStream.Length == 0)
{
throw new ArgumentException("Given stream is empty");
}
XmlReaderSettings settings = new XmlReaderSettings();
settings.DtdProcessing = DtdProcessing.Parse;
using (var reader = XmlReader.Create(fileStream, settings))
{
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name)
{
case "library":
{
var libraryElement = await Task.Run(() => XNode.ReadFrom(reader)) as XElement;
library.Name = libraryElement.Attribute("name").Value;
library.FullName = fileStream.Name;
library.Description = libraryElement.Attribute("description").Value;
library.Owners = new List <Guid>();
foreach (var t in libraryElement.Attribute("owners").Value.Split(','))
{
library.Owners.Add(Guid.Parse(t));
}
}
break;
case "tag":
{
var tagElement = await Task.Run(() => XNode.ReadFrom(reader)) as XElement;
var tag = new Tag();
tag.Name = tagElement.Attribute("name").Value;
tag.Description = tagElement.Attribute("description").Value;
tag.Color = tagElement.Attribute("color").Value;
tags.Add(tag);
}
break;
case "imageFile":
{
var imageElement = await Task.Run(() => XNode.ReadFrom(reader)) as XElement;
var imageTags = new List <Tag>();
foreach (var t in imageElement.Attribute("tags").Value.Split(','))
{
imageTags.Add(tags.Find(x => x.Name == t));
}
var fullName = imageElement.Attribute("source").Value;
var imageFileInfo = FileService.GetFileInfo(fullName);
var imageFile =
ImageFileBuilder
.StartBuilding()
.WithName(imageElement.Attribute("name").Value)
.WithExtension(ImageExtensionHelper.GetExtension(imageElement.Attribute("extension").Value))
.WithFullName(fullName)
.WithLibraryFullName(library.FullName)
.WithCreationTime(imageFileInfo.CreationTimeUtc)
.WithLastAccessTime(imageFileInfo.LastAccessTimeUtc)
.WithLastWriteTime(imageFileInfo.LastWriteTimeUtc)
.WithSize(imageFileInfo.Length)
.WithTags(imageTags)
.Build();
images.Add(imageFile);
}
break;
}
}
}
}
library.Tags = tags;
library.Images = images;
return(library);
}
public async Task <Library> ReadLibraryFromStreamAsync(Stream fileStream, Origin origin)
{
var tags = new List <Tag>();
var images = new List <ImageFile>();
var library = new Library();
if (fileStream.Length == 0)
{
throw new ArgumentException("Given stream is empty");
}
XmlReaderSettings settings = new XmlReaderSettings();
settings.DtdProcessing = DtdProcessing.Parse;
using (var reader = XmlReader.Create(fileStream, settings))
{
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name)
{
case "library":
{
var libraryElement = await Task.Run(() => XNode.ReadFrom(reader)) as XElement;
library.Name = libraryElement.Attribute("name").Value;
library.Description = libraryElement.Attribute("description").Value;
library.Origin = origin;
if (fileStream is FileStream)
{
library.FullName = (fileStream as FileStream).Name;
}
}
break;
case "tag":
{
var tagElement = await Task.Run(() => XNode.ReadFrom(reader)) as XElement;
var tag = new Tag();
tag.Name = tagElement.Attribute("name").Value;
tag.Description = tagElement.Attribute("description").Value;
tag.Origin = origin;
tag.FullName = "Local\\" + library.Name + "\\" + tag.Name + "\\";
tag.Color = tagElement.Attribute("color").Value;
tags.Add(tag);
}
break;
case "imageFile":
{
var imageElement = await Task.Run(() => XNode.ReadFrom(reader)) as XElement;
var imageFile =
ImageFileBuilder
.StartBuilding()
.WithName(imageElement.Attribute("name").Value)
.WithExtension(ImageExtensionHelper.GetExtension(imageElement.Attribute("extension").Value))
.WithFullName(imageElement.Attribute("source").Value)
.WithCreationTime(DateTime.Parse(imageElement.Attribute("creationTime").Value))
.WithLastAccessTime(DateTime.Parse(imageElement.Attribute("lastAccessTime").Value))
.WithLastWriteTime(DateTime.Parse(imageElement.Attribute("lastWriteTime").Value))
.WithSize(long.Parse(imageElement.Attribute("size").Value))
.From(origin)
.Build();
foreach (var t in imageElement.Attribute("tags").Value.Split(','))
{
imageFile.Tags.Add(tags.Find(x => x.Name == t));
}
images.Add(imageFile);
}
break;
}
}
}
}
library.Tags = tags;
library.Images = images;
return(library);
}