public void CoreOnDerive(ObjectOnDerive method)
{
this.Revision = Guid.NewGuid();
if (this.ExistInData || this.ExistInDataUri)
{
if (!this.ExistMediaContent)
{
this.MediaContent = new MediaContentBuilder(this.Strategy.Session).Build();
}
}
if (this.ExistInData)
{
this.MediaContent.Data = this.InData;
this.MediaContent.Type = this.InType ?? MediaContents.Sniff(this.InData, this.InFileName);
this.RemoveInType();
this.RemoveInData();
}
if (this.ExistInFileName)
{
this.Name = Path.GetFileNameWithoutExtension(this.InFileName);
this.RemoveInFileName();
}
if (this.ExistInDataUri)
{
var dataUrl = new DataUrl(this.InDataUri);
this.MediaContent.Data = Convert.FromBase64String(dataUrl.ReadAsBase64EncodedString());
this.MediaContent.Type = dataUrl.ContentType;
this.RemoveInDataUri();
}
this.Type = this.MediaContent?.Type;
var name = !string.IsNullOrWhiteSpace(this.Name) ? this.Name : this.UniqueId.ToString();
var fileName = $"{name}.{MimeTypesMap.GetExtension(this.Type)}";
var safeFileName = new string(fileName.Where(ch => !InvalidFileNameChars.Contains(ch)).ToArray());
var uppercaseSafeFileName = safeFileName.ToUpperInvariant();
foreach (var invalidFileName in InvalidFileNames)
{
if (uppercaseSafeFileName.StartsWith(invalidFileName))
{
safeFileName += "_" + safeFileName;
break;
}
}
this.FileName = safeFileName;
}
public void BaseOnDerive(ObjectOnDerive method)
{
this.Revision = Guid.NewGuid();
if (this.ExistInData || this.ExistInDataUri)
{
if (!this.ExistMediaContent)
{
this.MediaContent = new MediaContentBuilder(this.Strategy.Session).Build();
}
}
if (this.ExistInData)
{
this.MediaContent.Data = this.InData;
this.MediaContent.Type = MediaContents.Sniff(this.InData);
this.RemoveInData();
}
if (this.ExistInDataUri)
{
var regex = new Regex(@"data:(?<mime>[\w/\-\.]+);(?<encoding>\w+),(?<data>.*)", RegexOptions.Compiled);
var match = regex.Match(this.InDataUri);
var mime = match.Groups["mime"].Value;
var encoding = match.Groups["encoding"].Value;
var data = match.Groups["data"].Value;
var binaryData = Convert.FromBase64String(data);
this.MediaContent.Data = binaryData;
this.MediaContent.Type = mime;
this.RemoveInDataUri();
}
}
