public IHttpRequest FinalizeRequest()
{
// Finalize the multipartHttpDatas
if (!this.headerFinalized)
{
if (this.isMultipart)
{
var attribute = new InternalAttribute(this.charset);
if (this.duringMixedMode)
{
attribute.AddValue($"\r\n--{this.MultipartMixedBoundary}--");
}
attribute.AddValue($"\r\n--{this.MultipartDataBoundary}--\r\n");
this.MultipartHttpDatas.Add(attribute);
this.MultipartMixedBoundary = null;
this.currentFileUpload = null;
this.duringMixedMode = false;
this.globalBodySize += attribute.Size;
}
this.headerFinalized = true;
}
else
{
throw new ErrorDataEncoderException("Header already encoded");
}
HttpHeaders headers = this.request.Headers;
IList <ICharSequence> contentTypes = headers.GetAll(HttpHeaderNames.ContentType);
IList <ICharSequence> transferEncoding = headers.GetAll(HttpHeaderNames.TransferEncoding);
if (contentTypes != null)
{
headers.Remove(HttpHeaderNames.ContentType);
foreach (ICharSequence contentType in contentTypes)
{
// "multipart/form-data; boundary=--89421926422648"
string lowercased = contentType.ToString().ToLower();
if (lowercased.StartsWith(HttpHeaderValues.MultipartFormData.ToString()) ||
lowercased.StartsWith(HttpHeaderValues.ApplicationXWwwFormUrlencoded.ToString()))
{
// ignore
}
else
{
headers.Add(HttpHeaderNames.ContentType, contentType);
}
}
}
if (this.isMultipart)
{
string value = $"{HttpHeaderValues.MultipartFormData}; {HttpHeaderValues.Boundary}={this.MultipartDataBoundary}";
headers.Add(HttpHeaderNames.ContentType, value);
}
else
{
// Not multipart
headers.Add(HttpHeaderNames.ContentType, HttpHeaderValues.ApplicationXWwwFormUrlencoded);
}
// Now consider size for chunk or not
long realSize = this.globalBodySize;
if (this.isMultipart)
{
this.iterator = new ListIterator(this.MultipartHttpDatas);
}
else
{
realSize -= 1; // last '&' removed
this.iterator = new ListIterator(this.MultipartHttpDatas);
}
headers.Set(HttpHeaderNames.ContentLength, Convert.ToString(realSize));
if (realSize > HttpPostBodyUtil.ChunkSize || this.isMultipart)
{
this.isChunked = true;
if (transferEncoding != null)
{
headers.Remove(HttpHeaderNames.TransferEncoding);
foreach (ICharSequence v in transferEncoding)
{
if (HttpHeaderValues.Chunked.ContentEqualsIgnoreCase(v))
{
// ignore
}
else
{
headers.Add(HttpHeaderNames.TransferEncoding, v);
}
}
}
HttpUtil.SetTransferEncodingChunked(this.request, true);
// wrap to hide the possible content
return(new WrappedHttpRequest(this.request));
}
else
{
// get the only one body and set it to the request
IHttpContent chunk = this.NextChunk();
if (this.request is IFullHttpRequest fullRequest)
{
IByteBuffer chunkContent = chunk.Content;
if (!ReferenceEquals(fullRequest.Content, chunkContent))
{
fullRequest.Content.Clear();
fullRequest.Content.WriteBytes(chunkContent);
chunkContent.Release();
}
return(fullRequest);
}
else
{
return(new WrappedFullHttpRequest(this.request, chunk));
}
}
}
public int CompareTo(InternalAttribute other) => string.Compare(this.Name, other.Name, StringComparison.OrdinalIgnoreCase);
public void AddBodyHttpData(IInterfaceHttpData data)
{
Contract.Requires(data != null);
if (this.headerFinalized)
{
throw new ErrorDataEncoderException("Cannot add value once finalized");
}
this.bodyListDatas.Add(data);
if (!this.isMultipart)
{
if (data is IAttribute dataAttribute)
{
try
{
// name=value& with encoded name and attribute
string key = this.EncodeAttribute(dataAttribute.Name, this.charset);
string value = this.EncodeAttribute(dataAttribute.Value, this.charset);
IAttribute newattribute = this.factory.CreateAttribute(this.request, key, value);
this.MultipartHttpDatas.Add(newattribute);
this.globalBodySize += newattribute.Name.Length + 1 + newattribute.Length + 1;
}
catch (IOException e)
{
throw new ErrorDataEncoderException(e);
}
}
else if (data is IFileUpload fileUpload)
{
// since not Multipart, only name=filename => Attribute
// name=filename& with encoded name and filename
string key = this.EncodeAttribute(fileUpload.Name, this.charset);
string value = this.EncodeAttribute(fileUpload.FileName, this.charset);
IAttribute newattribute = this.factory.CreateAttribute(this.request, key, value);
this.MultipartHttpDatas.Add(newattribute);
this.globalBodySize += newattribute.Name.Length + 1 + newattribute.Length + 1;
}
return;
}
// Logic:
// if not Attribute:
// add Data to body list
// if (duringMixedMode)
// add endmixedmultipart delimiter
// currentFileUpload = null
// duringMixedMode = false;
// add multipart delimiter, multipart body header and Data to multipart list
// reset currentFileUpload, duringMixedMode
// if FileUpload: take care of multiple file for one field => mixed mode
// if (duringMixedMode)
// if (currentFileUpload.name == data.name)
// add mixedmultipart delimiter, mixedmultipart body header and Data to multipart list
// else
// add endmixedmultipart delimiter, multipart body header and Data to multipart list
// currentFileUpload = data
// duringMixedMode = false;
// else
// if (currentFileUpload.name == data.name)
// change multipart body header of previous file into multipart list to
// mixedmultipart start, mixedmultipart body header
// add mixedmultipart delimiter, mixedmultipart body header and Data to multipart list
// duringMixedMode = true
// else
// add multipart delimiter, multipart body header and Data to multipart list
// currentFileUpload = data
// duringMixedMode = false;
// Do not add last delimiter! Could be:
// if duringmixedmode: endmixedmultipart + endmultipart
// else only endmultipart
//
if (data is IAttribute attribute)
{
InternalAttribute internalAttribute;
if (this.duringMixedMode)
{
internalAttribute = new InternalAttribute(this.charset);
internalAttribute.AddValue($"\r\n--{this.MultipartMixedBoundary}--");
this.MultipartHttpDatas.Add(internalAttribute);
this.MultipartMixedBoundary = null;
this.currentFileUpload = null;
this.duringMixedMode = false;
}
internalAttribute = new InternalAttribute(this.charset);
if (this.MultipartHttpDatas.Count > 0)
{
// previously a data field so CRLF
internalAttribute.AddValue("\r\n");
}
internalAttribute.AddValue($"--{this.MultipartDataBoundary}\r\n");
// content-disposition: form-data; name="field1"
internalAttribute.AddValue($"{HttpHeaderNames.ContentDisposition}: {HttpHeaderValues.FormData}; {HttpHeaderValues.Name}=\"{attribute.Name}\"\r\n");
// Add Content-Length: xxx
internalAttribute.AddValue($"{HttpHeaderNames.ContentLength}: {attribute.Length}\r\n");
Encoding localcharset = attribute.Charset;
if (localcharset != null)
{
// Content-Type: text/plain; charset=charset
internalAttribute.AddValue($"{HttpHeaderNames.ContentType}: {HttpPostBodyUtil.DefaultTextContentType}; {HttpHeaderValues.Charset}={localcharset.WebName}\r\n");
}
// CRLF between body header and data
internalAttribute.AddValue("\r\n");
this.MultipartHttpDatas.Add(internalAttribute);
this.MultipartHttpDatas.Add(data);
this.globalBodySize += attribute.Length + internalAttribute.Size;
}
else if (data is IFileUpload fileUpload)
{
var internalAttribute = new InternalAttribute(this.charset);
if (this.MultipartHttpDatas.Count > 0)
{
// previously a data field so CRLF
internalAttribute.AddValue("\r\n");
}
bool localMixed;
if (this.duringMixedMode)
{
if (this.currentFileUpload != null && this.currentFileUpload.Name.Equals(fileUpload.Name))
{
// continue a mixed mode
localMixed = true;
}
else
{
// end a mixed mode
// add endmixedmultipart delimiter, multipart body header
// and
// Data to multipart list
internalAttribute.AddValue($"--{this.MultipartMixedBoundary}--");
this.MultipartHttpDatas.Add(internalAttribute);
this.MultipartMixedBoundary = null;
// start a new one (could be replaced if mixed start again
// from here
internalAttribute = new InternalAttribute(this.charset);
internalAttribute.AddValue("\r\n");
localMixed = false;
// new currentFileUpload and no more in Mixed mode
this.currentFileUpload = fileUpload;
this.duringMixedMode = false;
}
}
else
{
if (this.encoderMode != EncoderMode.HTML5 && this.currentFileUpload != null &&
this.currentFileUpload.Name.Equals(fileUpload.Name))
{
// create a new mixed mode (from previous file)
// change multipart body header of previous file into
// multipart list to
// mixedmultipart start, mixedmultipart body header
// change Internal (size()-2 position in multipartHttpDatas)
// from (line starting with *)
// --AaB03x
// * Content-Disposition: form-data; name="files";
// filename="file1.txt"
// Content-Type: text/plain
// to (lines starting with *)
// --AaB03x
// * Content-Disposition: form-data; name="files"
// * Content-Type: multipart/mixed; boundary=BbC04y
// *
// * --BbC04y
// * Content-Disposition: attachment; filename="file1.txt"
// Content-Type: text/plain
this.InitMixedMultipart();
var pastAttribute = (InternalAttribute)this.MultipartHttpDatas[this.MultipartHttpDatas.Count - 2];
// remove past size
this.globalBodySize -= pastAttribute.Size;
StringBuilder replacement = new StringBuilder(
139 + this.MultipartDataBoundary.Length + this.MultipartMixedBoundary.Length * 2
+ fileUpload.FileName.Length + fileUpload.Name.Length)
.Append("--")
.Append(this.MultipartDataBoundary)
.Append("\r\n")
.Append(HttpHeaderNames.ContentDisposition)
.Append(": ")
.Append(HttpHeaderValues.FormData)
.Append("; ")
.Append(HttpHeaderValues.Name)
.Append("=\"")
.Append(fileUpload.Name)
.Append("\"\r\n")
.Append(HttpHeaderNames.ContentType)
.Append(": ")
.Append(HttpHeaderValues.MultipartMixed)
.Append("; ")
.Append(HttpHeaderValues.Boundary)
.Append('=')
.Append(this.MultipartMixedBoundary)
.Append("\r\n\r\n")
.Append("--")
.Append(this.MultipartMixedBoundary)
.Append("\r\n")
.Append(HttpHeaderNames.ContentDisposition)
.Append(": ")
.Append(HttpHeaderValues.Attachment);
if (fileUpload.FileName.Length > 0)
{
replacement.Append("; ")
.Append(HttpHeaderValues.FileName)
.Append("=\"")
.Append(fileUpload.FileName)
.Append('"');
}
replacement.Append("\r\n");
pastAttribute.SetValue(replacement.ToString(), 1);
pastAttribute.SetValue("", 2);
// update past size
this.globalBodySize += pastAttribute.Size;
// now continue
// add mixedmultipart delimiter, mixedmultipart body header
// and
// Data to multipart list
localMixed = true;
this.duringMixedMode = true;
}
else
{
// a simple new multipart
// add multipart delimiter, multipart body header and Data
// to multipart list
localMixed = false;
this.currentFileUpload = fileUpload;
this.duringMixedMode = false;
}
}
if (localMixed)
{
// add mixedmultipart delimiter, mixedmultipart body header and
// Data to multipart list
internalAttribute.AddValue($"--{this.MultipartMixedBoundary}\r\n");
if (fileUpload.FileName.Length == 0)
{
// Content-Disposition: attachment
internalAttribute.AddValue($"{HttpHeaderNames.ContentDisposition}: {HttpHeaderValues.Attachment}\r\n");
}
else
{
// Content-Disposition: attachment; filename="file1.txt"
internalAttribute.AddValue($"{HttpHeaderNames.ContentDisposition}: {HttpHeaderValues.Attachment}; {HttpHeaderValues.FileName}=\"{fileUpload.FileName}\"\r\n");
}
}
else
{
internalAttribute.AddValue($"--{this.MultipartDataBoundary}\r\n");
if (fileUpload.FileName.Length == 0)
{
// Content-Disposition: form-data; name="files";
internalAttribute.AddValue($"{HttpHeaderNames.ContentDisposition}: {HttpHeaderValues.FormData}; {HttpHeaderValues.Name}=\"{fileUpload.Name}\"\r\n");
}
else
{
// Content-Disposition: form-data; name="files";
// filename="file1.txt"
internalAttribute.AddValue($"{HttpHeaderNames.ContentDisposition}: {HttpHeaderValues.FormData}; {HttpHeaderValues.Name}=\"{fileUpload.Name}\"; {HttpHeaderValues.FileName}=\"{fileUpload.FileName}\"\r\n");
}
}
// Add Content-Length: xxx
internalAttribute.AddValue($"{HttpHeaderNames.ContentLength}: {fileUpload.Length}\r\n");
// Content-Type: image/gif
// Content-Type: text/plain; charset=ISO-8859-1
// Content-Transfer-Encoding: binary
internalAttribute.AddValue($"{HttpHeaderNames.ContentType}: {fileUpload.ContentType}");
string contentTransferEncoding = fileUpload.ContentTransferEncoding;
if (contentTransferEncoding != null &&
contentTransferEncoding.Equals(HttpPostBodyUtil.TransferEncodingMechanism.Binary.Value))
{
internalAttribute.AddValue($"\r\n{HttpHeaderNames.ContentTransferEncoding}: {HttpPostBodyUtil.TransferEncodingMechanism.Binary.Value}\r\n\r\n");
}
else if (fileUpload.Charset != null)
{
internalAttribute.AddValue($"; {HttpHeaderValues.Charset}={fileUpload.Charset.WebName}\r\n\r\n");
}
else
{
internalAttribute.AddValue("\r\n\r\n");
}
this.MultipartHttpDatas.Add(internalAttribute);
this.MultipartHttpDatas.Add(data);
this.globalBodySize += fileUpload.Length + internalAttribute.Size;
}
}
public void AddBodyHttpData(IInterfaceHttpData data)
{
if (data is null)
{
ThrowHelper.ThrowArgumentNullException(ExceptionArgument.data);
}
if (this.headerFinalized)
{
ThrowHelper.ThrowErrorDataEncoderException_CannotAddValue();
}
this.bodyListDatas.Add(data);
if (!this.isMultipart)
{
switch (data)
{
case IAttribute dataAttribute:
try
{
// name=value& with encoded name and attribute
string key = this.EncodeAttribute(dataAttribute.Name, this.charset);
string value = this.EncodeAttribute(dataAttribute.Value, this.charset);
IAttribute newattribute = this.factory.CreateAttribute(this.request, key, value);
this.MultipartHttpDatas.Add(newattribute);
this.globalBodySize += newattribute.Name.Length + 1 + newattribute.Length + 1;
}
catch (IOException e)
{
ThrowHelper.ThrowErrorDataEncoderException(e);
}
break;
case IFileUpload fileUpload:
// since not Multipart, only name=filename => Attribute
// name=filename& with encoded name and filename
string key0 = this.EncodeAttribute(fileUpload.Name, this.charset);
string value0 = this.EncodeAttribute(fileUpload.FileName, this.charset);
IAttribute newattribute0 = this.factory.CreateAttribute(this.request, key0, value0);
this.MultipartHttpDatas.Add(newattribute0);
this.globalBodySize += newattribute0.Name.Length + 1 + newattribute0.Length + 1;
break;
}
return;
}
// Logic:
// if not Attribute:
// add Data to body list
// if (duringMixedMode)
// add endmixedmultipart delimiter
// currentFileUpload = null
// duringMixedMode = false;
// add multipart delimiter, multipart body header and Data to multipart list
// reset currentFileUpload, duringMixedMode
// if FileUpload: take care of multiple file for one field => mixed mode
// if (duringMixedMode)
// if (currentFileUpload.name == data.name)
// add mixedmultipart delimiter, mixedmultipart body header and Data to multipart list
// else
// add endmixedmultipart delimiter, multipart body header and Data to multipart list
// currentFileUpload = data
// duringMixedMode = false;
// else
// if (currentFileUpload.name == data.name)
// change multipart body header of previous file into multipart list to
// mixedmultipart start, mixedmultipart body header
// add mixedmultipart delimiter, mixedmultipart body header and Data to multipart list
// duringMixedMode = true
// else
// add multipart delimiter, multipart body header and Data to multipart list
// currentFileUpload = data
// duringMixedMode = false;
// Do not add last delimiter! Could be:
// if duringmixedmode: endmixedmultipart + endmultipart
// else only endmultipart
//
if (data is IAttribute attribute)
{
InternalAttribute internalAttribute;
if (this.duringMixedMode)
{
internalAttribute = new InternalAttribute(this.charset);
internalAttribute.AddValue($"\r\n--{this.MultipartMixedBoundary}--");
this.MultipartHttpDatas.Add(internalAttribute);
this.MultipartMixedBoundary = null;
this.currentFileUpload = null;
this.duringMixedMode = false;
}
internalAttribute = new InternalAttribute(this.charset);
if ((uint)this.MultipartHttpDatas.Count > 0u)
{
// previously a data field so CRLF
internalAttribute.AddValue("\r\n");
}
internalAttribute.AddValue($"--{this.MultipartDataBoundary}\r\n");
// content-disposition: form-data; name="field1"
internalAttribute.AddValue($"{HttpHeaderNames.ContentDisposition}: {HttpHeaderValues.FormData}; {HttpHeaderValues.Name}=\"{attribute.Name}\"\r\n");
// Add Content-Length: xxx
internalAttribute.AddValue($"{HttpHeaderNames.ContentLength}: {attribute.Length}\r\n");
Encoding localcharset = attribute.Charset;
if (localcharset is object)
{
// Content-Type: text/plain; charset=charset
internalAttribute.AddValue($"{HttpHeaderNames.ContentType}: {HttpPostBodyUtil.DefaultTextContentType}; {HttpHeaderValues.Charset}={localcharset.WebName}\r\n");
}
// CRLF between body header and data
internalAttribute.AddValue("\r\n");
this.MultipartHttpDatas.Add(internalAttribute);
this.MultipartHttpDatas.Add(data);
this.globalBodySize += attribute.Length + internalAttribute.Size;
}
else if (data is IFileUpload fileUpload)
{
var internalAttribute = new InternalAttribute(this.charset);
if ((uint)this.MultipartHttpDatas.Count > 0u)
{
// previously a data field so CRLF
internalAttribute.AddValue("\r\n");
}
bool localMixed;
if (this.duringMixedMode)
{
if (this.currentFileUpload is object && string.Equals(this.currentFileUpload.Name, fileUpload.Name
#if NETCOREAPP_3_0_GREATER || NETSTANDARD_2_0_GREATER
))
#else
, StringComparison.Ordinal))
#endif
{
// continue a mixed mode
localMixed = true;
}
else
{
// end a mixed mode
// add endmixedmultipart delimiter, multipart body header
// and
// Data to multipart list
internalAttribute.AddValue($"--{this.MultipartMixedBoundary}--");
this.MultipartHttpDatas.Add(internalAttribute);
this.MultipartMixedBoundary = null;
// start a new one (could be replaced if mixed start again
// from here
internalAttribute = new InternalAttribute(this.charset);
internalAttribute.AddValue("\r\n");
localMixed = false;
// new currentFileUpload and no more in Mixed mode
this.currentFileUpload = fileUpload;
this.duringMixedMode = false;
}
}
else
{
if (this.encoderMode != EncoderMode.HTML5 && this.currentFileUpload is object &&
string.Equals(this.currentFileUpload.Name, fileUpload.Name
#if NETCOREAPP_3_0_GREATER || NETSTANDARD_2_0_GREATER
))
#else
, StringComparison.Ordinal))
#endif
{
// create a new mixed mode (from previous file)
// change multipart body header of previous file into
// multipart list to
// mixedmultipart start, mixedmultipart body header
// change Internal (size()-2 position in multipartHttpDatas)
// from (line starting with *)
// --AaB03x
// * Content-Disposition: form-data; name="files";
// filename="file1.txt"
// Content-Type: text/plain
// to (lines starting with *)
// --AaB03x
// * Content-Disposition: form-data; name="files"
// * Content-Type: multipart/mixed; boundary=BbC04y
// *
// * --BbC04y
// * Content-Disposition: attachment; filename="file1.txt"
// Content-Type: text/plain
this.InitMixedMultipart();
var pastAttribute = (InternalAttribute)this.MultipartHttpDatas[this.MultipartHttpDatas.Count - 2];
// remove past size
this.globalBodySize -= pastAttribute.Size;
var replacement = StringBuilderManager.Allocate(
139 + this.MultipartDataBoundary.Length + this.MultipartMixedBoundary.Length * 2
+ fileUpload.FileName.Length + fileUpload.Name.Length)
.Append("--")
.Append(this.MultipartDataBoundary)
.Append("\r\n")
.Append(HttpHeaderNames.ContentDisposition)
.Append(": ")
.Append(HttpHeaderValues.FormData)
.Append("; ")
.Append(HttpHeaderValues.Name)
.Append("=\"")
.Append(fileUpload.Name)
.Append("\"\r\n")
.Append(HttpHeaderNames.ContentType)
.Append(": ")
.Append(HttpHeaderValues.MultipartMixed)
.Append("; ")
.Append(HttpHeaderValues.Boundary)
.Append('=')
.Append(this.MultipartMixedBoundary)
.Append("\r\n\r\n")
.Append("--")
.Append(this.MultipartMixedBoundary)
.Append("\r\n")
.Append(HttpHeaderNames.ContentDisposition)
.Append(": ")
.Append(HttpHeaderValues.Attachment);
if ((uint)fileUpload.FileName.Length > 0u)
{
replacement.Append("; ")
.Append(HttpHeaderValues.FileName)
.Append("=\"")
.Append(this.currentFileUpload.FileName)
.Append('"');
}
replacement.Append("\r\n");
pastAttribute.SetValue(StringBuilderManager.ReturnAndFree(replacement), 1);
pastAttribute.SetValue("", 2);
// update past size
this.globalBodySize += pastAttribute.Size;
// now continue
// add mixedmultipart delimiter, mixedmultipart body header
// and
// Data to multipart list
localMixed = true;
this.duringMixedMode = true;
}