public void WriteContentBytes(DemoBinaryContent content, byte[] data)
{
string filePath = PrepareContentFilePath(content);
lock (this.demoDataLocker) {
File.WriteAllBytes(filePath, data);
}
content.IsLoaded = true;
}
public override BinaryContent CreateBinaryContent(byte[] data)
{
DemoBinaryContent content = new DemoBinaryContent(this);
lock (this.binaryContentCacheLocker) {
MaxBinaryContentId++;
content.Id = MaxBinaryContentId;
BinaryContentCache.Add(content.Id, content);
}
content.Data = data;
return(content);
}
string PrepareContentFilePath(DemoBinaryContent content)
{
string demoDataPath = GetDemoDataPath();
if (!Directory.Exists(demoDataPath))
{
Directory.CreateDirectory(demoDataPath);
}
string fileName = GetBinaryContentFileName(content);
return(Path.Combine(demoDataPath, fileName));
}
DemoBinaryContent CreateInitialBinaryContent(long id, byte[] data)
{
DemoBinaryContent content = new DemoBinaryContent(this);
content.Id = id;
if (data != null)
{
content.Data = data;
}
BinaryContentCache.Add(id, content);
if (MaxBinaryContentId < id)
{
MaxBinaryContentId = id;
}
return(content);
}
public byte[] ReadContentBytes(DemoBinaryContent content)
{
if (content.IsLoaded)
{
string filePath = PrepareContentFilePath(content);
lock (this.demoDataLocker) {
return(File.ReadAllBytes(filePath));
}
}
byte[] data = SourceDataService.BinaryContentSet.
Where(dbContent => dbContent.Id == content.Id).
Select(dbContent => dbContent.Data).
First();
WriteContentBytes(content, data);
return(data);
}
public override int GetFileSize(Item fileItem)
{
DemoItem item = fileItem as DemoItem;
if (item.Content != null)
{
DemoBinaryContent content = item.Content as DemoBinaryContent;
if (content.IsLoaded)
{
string filePath = PrepareContentFilePath(content);
lock (this.demoDataLocker) {
FileInfo file = new FileInfo(filePath);
return((int)file.Length);
}
}
return(SourceDataService.GetFileSize(fileItem));
}
return(0);
}
string GetBinaryContentFileName(DemoBinaryContent content)
{
return(content.Id.ToString() + ".tmp");
}