svn -> git Migration

common/SocketLib/HTTPSocket.cpp

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+/*  EQEMu:  Everquest Server Emulator
+ * 
+ * 	This code originated from `C++ Sockets Library` referenced below.
+ * 	Taken and stripped/modified to remove dependancies on parts of
+ * 	the library which we are not using, and to suit other needs.
+ * 		2006 - EQEMu Development Team (http://eqemulator.net)
+ * 
+ * 
+ */
+ 
+/** \file HTTPSocket.cpp
+ **	\date  2004-04-06
+ **	\author grymse@alhem.net
+**/
+/*
+Copyright (C) 2004,2005  Anders Hedstrom
+
+This library is made available under the terms of the GNU GPL.
+
+If you would like to use this library in a closed-source application,
+a separate license agreement is available. For information about 
+the closed-source license agreement for the C++ sockets library,
+please visit http://www.alhem.net/Sockets/license.html and/or
+email license@alhem.net.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+*/
+#ifdef _WIN32
+#pragma warning(disable:4786)
+#endif
+#include "../debug.h"
+#include <stdio.h>
+#include <string>
+#include <stdarg.h>
+#include "Parse.h"
+#include "HTTPSocket.h"
+#include "../TCPConnection.h"
+#include <cstdlib>
+#include <cstring>
+
+#ifdef SOCKETS_NAMESPACE
+namespace SOCKETS_NAMESPACE {
+#endif
+
+
+
+
+HTTPSocket::HTTPSocket(uint32 ID, SOCKET in_socket, uint32 irIP, uint16 irPort)
+:TCPConnection(ID,in_socket,irIP,irPort)
+,m_first(true)
+,m_header(true)
+,m_http_version("HTTP/1.0")
+,m_request(false)
+,m_response(false)
+{
+}
+
+
+HTTPSocket::~HTTPSocket()
+{
+}
+
+/*
+ * eqemu stuff 
+ */
+
+bool HTTPSocket::ProcessReceivedData(char *errbuf)
+{
+	if (errbuf)
+		errbuf[0] = 0;
+	if (!recvbuf)
+		return true;
+
+	char *buff=(char *)recvbuf;
+	unsigned long bufflen=recvbuf_used;
+
+	while(1) {
+		if (m_header) {
+			char *ptr=(char *)memchr(buff,'\n',bufflen);
+			if (!ptr)
+				break;
+			int length=(ptr-buff)+1;
+			std::string line;
+			line.append(buff,length-2);
+			OnLine(line);
+
+			buff+=length;
+			bufflen-=length;
+		} else {
+			OnData(buff,bufflen);
+			buff+=bufflen;
+			bufflen=0;
+			break;
+		}
+	}
+
+	if (bufflen) {
+		memmove(recvbuf,buff,bufflen);
+		recvbuf_used=bufflen;
+	} else {
+		safe_delete_array(recvbuf);
+	}
+}
+
+bool HTTPSocket::SendString(const char *str) {
+	return(TCPConnection::Send((const uchar *) str, strlen(str)));
+}
+
+bool HTTPSocket::SendBuf(const char *dat, unsigned int len) {
+	return(TCPConnection::Send((const uchar *) dat, len));
+}
+
+/*
+ * /eqemu stuff 
+ */
+
+void HTTPSocket::OnLine(const std::string& line)
+{
+	if (m_first)
+	{
+		Parse pa(line);
+		std::string str = pa.getword();
+		if (str.substr(0,4) == "HTTP") // response
+		{
+			m_http_version = str;
+			m_status = pa.getword();
+			m_status_text = pa.getrest();
+			m_response = true;
+		}
+		else // request
+		{
+			m_method = str;
+			m_url = pa.getword();
+			size_t spl = m_url.find("?");
+			if (spl != std::string::npos)
+			{
+				m_uri = m_url.substr(0,spl);
+				m_query_string = m_url.substr(spl + 1);
+			}
+			else
+			{
+				m_uri = m_url;
+			}
+			m_http_version = pa.getword();
+			m_request = true;
+		}
+		m_first = false;
+		OnFirst();
+		return;
+	}
+	if (!line.size())
+	{
+//		SetLineProtocol(false);
+		m_header = false;
+		OnHeaderComplete();
+		return;
+	}
+	Parse pa(line,":");
+	std::string key = pa.getword();
+	std::string value = pa.getrest();
+	OnHeader(key,value);
+	/* If remote end tells us to keep connection alive, and we're operating
+	in http/1.1 mode (not http/1.0 mode), then we mark the socket to be
+	retained. */
+/*	if (!strcasecmp(key.c_str(), "connection") &&
+	    !strcasecmp(value.c_str(), "keep-alive") )
+	{
+		SetRetain();
+	}*/
+}
+
+
+void HTTPSocket::SendResponse()
+{
+	std::string msg;
+	msg = m_http_version + " " + m_status + " " + m_status_text + "\r\n";
+	for (string_m::iterator it = m_response_header.begin(); it != m_response_header.end(); it++)
+	{
+		std::string key = (*it).first;
+		std::string val = (*it).second;
+		msg += key + ": " + val + "\r\n";
+	}
+	msg += "\r\n";
+	SendString( msg.c_str() );
+}
+
+
+void HTTPSocket::AddResponseHeader(const std::string& header, const char *format, ...)
+{
+	static char slask[5000];
+	va_list ap;
+
+	va_start(ap, format);
+#ifdef _WIN32
+	vsprintf(slask, format, ap);
+#else
+	vsnprintf(slask, 5000, format, ap);
+#endif
+	va_end(ap);
+
+	m_response_header[header] = slask;
+}
+
+
+void HTTPSocket::SendRequest()
+{
+	std::string msg;
+	msg = m_method + " " + m_url + " " + m_http_version + "\r\n";
+	for (string_m::iterator it = m_response_header.begin(); it != m_response_header.end(); it++)
+	{
+		std::string key = (*it).first;
+		std::string val = (*it).second;
+		msg += key + ": " + val + "\r\n";
+	}
+	msg += "\r\n";
+	SendString( msg.c_str() );
+}
+
+
+std::string HTTPSocket::MyUseragent()
+{
+	std::string version = "C++Sockets/";
+#ifdef _VERSION
+	version += _VERSION;
+#endif
+	return version;
+}
+
+
+void HTTPSocket::Reset()
+{
+	m_first = true;
+	m_header = true;
+	m_request = false;
+	m_response = false;
+//	SetLineProtocol(true);
+        while (m_response_header.size())
+        {
+                string_m::iterator it = m_response_header.begin();
+                m_response_header.erase(it);
+        }
+
+}
+
+
+const std::string& HTTPSocket::GetMethod()
+{
+	return m_method;
+}
+
+
+void HTTPSocket::SetMethod(const std::string& x)
+{
+	m_method = x;
+}
+
+
+const std::string& HTTPSocket::GetUrl()
+{
+	return m_url;
+}
+
+
+void HTTPSocket::SetUrl(const std::string& x)
+{
+	m_url = x;
+}
+
+
+const std::string& HTTPSocket::GetUri()
+{
+	return m_uri;
+}
+
+
+const std::string& HTTPSocket::GetQueryString()
+{
+	return m_query_string;
+}
+
+
+const std::string& HTTPSocket::GetHttpVersion()
+{
+	return m_http_version;
+}
+
+
+const std::string& HTTPSocket::GetStatus()
+{
+	return m_status;
+}
+
+
+const std::string& HTTPSocket::GetStatusText()
+{
+	return m_status_text;
+}
+
+
+bool HTTPSocket::IsRequest()
+{
+	return m_request;
+}
+
+
+bool HTTPSocket::IsResponse()
+{
+	return m_response;
+}
+
+
+void HTTPSocket::SetHttpVersion(const std::string& x)
+{
+	m_http_version = x;
+}
+
+
+void HTTPSocket::SetStatus(const std::string& num, const std::string& text) {
+	m_status = num;
+	m_status_text = text;
+}
+
+void HTTPSocket::SetStatus(const std::string& x)
+{
+	m_status = x;
+}
+
+
+void HTTPSocket::SetStatusText(const std::string& x)
+{
+	m_status_text = x;
+}
+
+
+void HTTPSocket::AddResponseHeader(const std::string& x,const std::string& y)
+{
+	m_response_header[x] = y;
+}
+
+
+void HTTPSocket::SetUri(const std::string& x)
+{
+	m_uri = x;
+}
+
+void HTTPSocket::SendResponse(const std::string& status_num, const std::string& status_text) {
+	SetStatus(status_num, status_text);
+	SendResponse();
+}
+
+#ifdef SOCKETS_NAMESPACE
+}
+#endif
+