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// HTTPMessage.cpp
// Declares the cHTTPMessage class representing the common ancestor for HTTP request and response classes
#include "Globals.h"
#include "HTTPMessage.h"
// Disable MSVC warnings:
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4355) // 'this' : used in base member initializer list
#endif
////////////////////////////////////////////////////////////////////////////////
// cHTTPMessage:
cHTTPMessage::cHTTPMessage(eKind a_Kind) :
m_Kind(a_Kind),
m_ContentLength(AString::npos)
{
}
void cHTTPMessage::AddHeader(const AString & a_Key, const AString & a_Value)
{
auto Key = StrToLower(a_Key);
auto itr = m_Headers.find(Key);
if (itr == m_Headers.end())
{
m_Headers[Key] = a_Value;
}
else
{
// The header-field key is specified multiple times, combine into comma-separated list (RFC 2616 @ 4.2)
itr->second.append(", ");
itr->second.append(a_Value);
}
// Special processing for well-known headers:
if (Key == "content-type")
{
m_ContentType = m_Headers[Key];
}
else if (Key == "content-length")
{
if (!StringToInteger(m_Headers[Key], m_ContentLength))
{
m_ContentLength = 0;
}
}
}
////////////////////////////////////////////////////////////////////////////////
// cHTTPResponse:
cHTTPResponse::cHTTPResponse(void) :
super(mkResponse)
{
}
void cHTTPResponse::AppendToData(AString & a_DataStream) const
{
a_DataStream.append("HTTP/1.1 200 OK\r\nTransfer-Encoding: chunked\r\nContent-Type: ");
a_DataStream.append(m_ContentType);
a_DataStream.append("\r\n");
for (auto itr = m_Headers.cbegin(), end = m_Headers.cend(); itr != end; ++itr)
{
if ((itr->first == "Content-Type") || (itr->first == "Content-Length"))
{
continue;
}
a_DataStream.append(itr->first);
a_DataStream.append(": ");
a_DataStream.append(itr->second);
a_DataStream.append("\r\n");
} // for itr - m_Headers[]
a_DataStream.append("\r\n");
}
////////////////////////////////////////////////////////////////////////////////
// cHTTPIncomingRequest:
cHTTPIncomingRequest::cHTTPIncomingRequest(const AString & a_Method, const AString & a_URL):
Super(mkRequest),
m_Method(a_Method),
m_URL(a_URL)
{
}
AString cHTTPIncomingRequest::GetURLPath(void) const
{
auto idxQuestionMark = m_URL.find('?');
if (idxQuestionMark == AString::npos)
{
return m_URL;
}
else
{
return m_URL.substr(0, idxQuestionMark);
}
}
void cHTTPIncomingRequest::AddHeader(const AString & a_Key, const AString & a_Value)
{
if (
(NoCaseCompare(a_Key, "Authorization") == 0) &&
(strncmp(a_Value.c_str(), "Basic ", 6) == 0)
)
{
AString UserPass = Base64Decode(a_Value.substr(6));
size_t idxCol = UserPass.find(':');
if (idxCol != AString::npos)
{
m_AuthUsername = UserPass.substr(0, idxCol);
m_AuthPassword = UserPass.substr(idxCol + 1);
m_HasAuth = true;
}
}
if ((a_Key == "Connection") && (NoCaseCompare(a_Value, "keep-alive") == 0))
{
m_AllowKeepAlive = true;
}
}
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