/// <summary>
/// Deserialize the content from the stream.
/// </summary>
/// <param name="contentType">Used to identify the object which is about to be deserialized. Specified by the <c>Serialize()</c> method when invoked in the other end point.</param>
/// <param name="source">Stream that contains the object to deserialize.</param>
/// <returns>Created object</returns>
/// <exception cref="SerializationException">Deserialization failed</exception>
public object Deserialize(string contentType, Stream source)
{
if (contentType == null)
{
throw new ArgumentNullException("contentType");
}
if (source == null)
{
throw new ArgumentNullException("source");
}
if (!contentType.StartsWith(MimeType, StringComparison.OrdinalIgnoreCase))
{
return(null);
}
try
{
var result = new FormAndFilesResult()
{
Form = new ParameterCollection()
};
var decoder = new UrlDecoder();
decoder.Parse(new StreamReader(source), result.Form);
source.Position = 0;
return(result);
}
catch (ArgumentException err)
{
throw new DecoderFailureException(err.Message, err);
}
}
/// <summary>
/// Deserialize the content from the stream.
/// </summary>
/// <param name="contentType">Used to identify the object which is about to be deserialized. Specified by the <c>Serialize()</c> method when invoked in the other end point.</param>
/// <param name="source">Stream that contains the object to deserialize.</param>
/// <returns>Created object</returns>
/// <exception cref="SerializationException">Deserialization failed</exception>
public object Deserialize(string contentType, Stream source)
{
if (contentType == null) throw new ArgumentNullException("contentType");
if (source == null) throw new ArgumentNullException("source");
if (!contentType.StartsWith(MimeType, StringComparison.OrdinalIgnoreCase))
return null;
try
{
var result = new FormAndFilesResult()
{
Form = new ParameterCollection()
};
var decoder = new UrlDecoder();
decoder.Parse(new StreamReader(source), result.Form);
source.Position = 0;
return result;
}
catch (ArgumentException err)
{
throw new DecoderFailureException(err.Message, err);
}
}
/// <summary>
/// Deserialize the content from the stream.
/// </summary>
/// <param name="contentType">Used to identify the object which is about to be deserialized. Specified by the <c>Serialize()</c> method when invoked in the other end point.</param>
/// <param name="source">Stream that contains the object to deserialize.</param>
/// <returns>Created object</returns>
/// <exception cref="SerializationException">Deserialization failed</exception>
public object Deserialize(string contentType, Stream source)
{
if (contentType == null)
{
throw new ArgumentNullException("contentType");
}
if (source == null)
{
throw new ArgumentNullException("source");
}
if (!contentType.StartsWith(MimeType, StringComparison.OrdinalIgnoreCase))
{
return(null);
}
var result = new FormAndFilesResult()
{
Form = new ParameterCollection(),
Files = new HttpFileCollection()
};
var contentTypeHeader = new HttpHeaderValue(contentType);
var encodingStr = contentTypeHeader.Parameters["charset"];
var encoding = encodingStr != null?Encoding.GetEncoding(encodingStr) : Encoding.UTF8;
//multipart/form-data, boundary=AaB03x
var boundary = contentTypeHeader.Parameters.Get("boundary");
if (boundary == null)
{
throw new DecoderFailureException("Missing boundary in content type: " + contentType);
}
var multipart = new HttpMultipart(source, boundary.Value, encoding);
HttpMultipart.Element element;
while ((element = multipart.ReadNextElement()) != null)
{
if (string.IsNullOrEmpty(element.Name))
{
throw new DecoderFailureException(string.Format("Missing value name.\nElement: {0}", element));
}
if (!string.IsNullOrEmpty(element.Filename))
{
if (string.IsNullOrEmpty(element.ContentType))
{
throw new DecoderFailureException(string.Format("Value '{0}' lacks a content type.",
element.Name));
}
// Read the file data
var buffer = new byte[element.Length];
source.Seek(element.Start, SeekOrigin.Begin);
source.Read(buffer, 0, (int)element.Length);
// Generate a filename
var applicationData = Windows.Storage.ApplicationData.Current;
var temporaryFolder = applicationData.LocalCacheFolder;
var originalFileName = element.Filename;
// if the internet path doesn't exist, assume mono and /var/tmp
var path = string.IsNullOrEmpty(temporaryFolder.Path)
? Path.Combine("var", "tmp")
: Path.Combine(temporaryFolder.Path.Replace("\\\\", "\\"), "tmp");
element.Filename = Path.Combine(path, Math.Abs(element.Filename.GetHashCode()) + ".tmp");
// If the file exists generate a new filename
while (File.Exists(element.Filename))
{
element.Filename = Path.Combine(path, Math.Abs(element.Filename.GetHashCode() + 1) + ".tmp");
}
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
File.WriteAllBytes(element.Filename, buffer);
var file = new HttpFile
{
Name = element.Name,
OriginalFileName = originalFileName,
ContentType = element.ContentType,
TempFileName = element.Filename
};
result.Files.Add(file);
}
else
{
var buffer = new byte[element.Length];
source.Seek(element.Start, SeekOrigin.Begin);
source.Read(buffer, 0, (int)element.Length);
result.Form.Add(Uri.UnescapeDataString(element.Name), encoding.GetString(buffer));
}
}
return(result);
}
/// <summary>
/// Deserialize the content from the stream.
/// </summary>
/// <param name="contentType">Used to identify the object which is about to be deserialized. Specified by the <c>Serialize()</c> method when invoked in the other end point.</param>
/// <param name="source">Stream that contains the object to deserialize.</param>
/// <returns>Created object</returns>
/// <exception cref="SerializationException">Deserialization failed</exception>
public object Deserialize(string contentType, Stream source)
{
if (contentType == null) throw new ArgumentNullException("contentType");
if (source == null) throw new ArgumentNullException("source");
if (!contentType.StartsWith(MimeType, StringComparison.OrdinalIgnoreCase))
return null;
var result = new FormAndFilesResult()
{
Form = new ParameterCollection(),
Files = new HttpFileCollection()
};
var contentTypeHeader = new HttpHeaderValue(contentType);
var encodingStr = contentTypeHeader.Parameters["charset"];
var encoding = encodingStr != null ? Encoding.GetEncoding(encodingStr) : Encoding.UTF8;
//multipart/form-data, boundary=AaB03x
var boundary = contentTypeHeader.Parameters.Get("boundary");
if (boundary == null)
throw new DecoderFailureException("Missing boundary in content type: " + contentType);
var multipart = new HttpMultipart(source, boundary.Value, encoding);
HttpMultipart.Element element;
while ((element = multipart.ReadNextElement()) != null)
{
if (string.IsNullOrEmpty(element.Name))
throw new DecoderFailureException(string.Format("Missing value name.\nElement: {0}", element));
if (!string.IsNullOrEmpty(element.Filename))
{
if (string.IsNullOrEmpty(element.ContentType))
throw new DecoderFailureException(string.Format("Value '{0}' lacks a content type.",
element.Name));
// Read the file data
var buffer = new byte[element.Length];
source.Seek(element.Start, SeekOrigin.Begin);
source.Read(buffer, 0, (int)element.Length);
// Generate a filename
var originalFileName = element.Filename;
var internetCache = Environment.GetFolderPath(Environment.SpecialFolder.InternetCache);
// if the internet path doesn't exist, assume mono and /var/tmp
var path = string.IsNullOrEmpty(internetCache)
? Path.Combine("var", "tmp")
: Path.Combine(internetCache.Replace("\\\\", "\\"), "tmp");
element.Filename = Path.Combine(path, Math.Abs(element.Filename.GetHashCode()) + ".tmp");
// If the file exists generate a new filename
while (File.Exists(element.Filename))
element.Filename = Path.Combine(path, Math.Abs(element.Filename.GetHashCode() + 1) + ".tmp");
if (!Directory.Exists(path))
Directory.CreateDirectory(path);
File.WriteAllBytes(element.Filename, buffer);
var file = new HttpFile
{
Name = element.Name,
OriginalFileName = originalFileName,
ContentType = element.ContentType,
TempFileName = element.Filename
};
result.Files.Add(file);
}
else
{
var buffer = new byte[element.Length];
source.Seek(element.Start, SeekOrigin.Begin);
source.Read(buffer, 0, (int)element.Length);
result.Form.Add(Uri.UnescapeDataString(element.Name), encoding.GetString(buffer));
}
}
return result;
}
