From bab14f0dd2345c9d7dcbc47c918563709e1ac094 Mon Sep 17 00:00:00 2001
From: peavey
Date: Mon, 16 Jul 2007 17:14:45 +0000
Subject: 'svn propset -R svn:eol-style CR *' Set to UNIX-style always.
 Binaries are auto skipped by svn.

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@7454 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/modules/m_http_client.cpp | 347 +-----------------------------------------
 1 file changed, 1 insertion(+), 346 deletions(-)

(limited to 'src/modules/m_http_client.cpp')

diff --git a/src/modules/m_http_client.cpp b/src/modules/m_http_client.cpp
index 35b93b581..3f9875caf 100644
--- a/src/modules/m_http_client.cpp
+++ b/src/modules/m_http_client.cpp
@@ -1,346 +1 @@
-/*       +------------------------------------+
- *       | Inspire Internet Relay Chat Daemon |
- *       +------------------------------------+
- *
- *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
- *
- * This program is free but copyrighted software; see
- *            the file COPYING for details.
- *
- * ---------------------------------------------------
- */
-
-#include "inspircd.h"
-#include "httpclient.h"
-
-/* $ModDesc: HTTP client service provider */
-
-class URL
-{
- public:
-	std::string url;
-	std::string protocol, username, password, domain, request;
-	int port;
-};
-
-class HTTPSocket : public InspSocket
-{
- private:
-	InspIRCd *Server;
-	class ModuleHTTPClient *Mod;
-	HTTPClientRequest req;
-	HTTPClientResponse *response;
-	URL url;
-	enum { HTTP_CLOSED, HTTP_REQSENT, HTTP_HEADERS, HTTP_DATA } status;
-	std::string data;
-	std::string buffer;
-
- public:
-	HTTPSocket(InspIRCd *Instance, class ModuleHTTPClient *Mod);
-	virtual ~HTTPSocket();
-	virtual bool DoRequest(HTTPClientRequest *req);
-	virtual bool ParseURL(const std::string &url);
-	virtual void Connect(const std::string &ip);
-	virtual bool OnConnected();
-	virtual bool OnDataReady();
-	virtual void OnClose();
-};
-
-class HTTPResolver : public Resolver
-{
- private:
-	HTTPSocket *socket;
- public:
-	HTTPResolver(HTTPSocket *socket, InspIRCd *Instance, const string &hostname, bool &cached, Module* me) : Resolver(Instance, hostname, DNS_QUERY_FORWARD, cached, me), socket(socket)
-	{
-	}
-	
-	void OnLookupComplete(const string &result, unsigned int ttl, bool cached)
-	{
-		socket->Connect(result);
-	}
-	
-	void OnError(ResolverError e, const string &errmsg)
-	{
-		delete socket;
-	}
-};
-
-typedef vector<HTTPSocket*> HTTPList;
-
-class ModuleHTTPClient : public Module
-{
- public:
-	HTTPList sockets;
-
-	ModuleHTTPClient(InspIRCd *Me)
-		: Module(Me)
-	{
-	}
-	
-	virtual ~ModuleHTTPClient()
-	{
-		for (HTTPList::iterator i = sockets.begin(); i != sockets.end(); i++)
-			delete *i;
-	}
-	
-	virtual Version GetVersion()
-	{
-		return Version(1, 0, 0, 0, VF_SERVICEPROVIDER | VF_VENDOR, API_VERSION);
-	}
-
-	void Implements(char* List)
-	{
-		List[I_OnRequest] = 1;
-	}
-
-	char* OnRequest(Request *req)
-	{
-		HTTPClientRequest *httpreq = (HTTPClientRequest *)req;
-		if (!strcmp(httpreq->GetId(), HTTP_CLIENT_REQUEST))
-		{
-			HTTPSocket *sock = new HTTPSocket(ServerInstance, this);
-			sock->DoRequest(httpreq);
-			// No return value
-		}
-		return NULL;
-	}
-};
-
-HTTPSocket::HTTPSocket(InspIRCd *Instance, ModuleHTTPClient *Mod)
-		: InspSocket(Instance), Server(Instance), Mod(Mod), status(HTTP_CLOSED)
-{
-	this->ClosePending = false;
-	this->port = 80;
-}
-
-HTTPSocket::~HTTPSocket()
-{
-	Close();
-	for (HTTPList::iterator i = Mod->sockets.begin(); i != Mod->sockets.end(); i++)
-	{
-		if (*i == this)
-		{
-			Mod->sockets.erase(i);
-			break;
-		}
-	}
-}
-
-bool HTTPSocket::DoRequest(HTTPClientRequest *req)
-{
-	/* Tweak by brain - we take a copy of this,
-	 * so that the caller doesnt need to leave
-	 * pointers knocking around, less chance of
-	 * a memory leak.
-	 */
-	this->req = *req;
-
-	if (!ParseURL(this->req.GetURL()))
-		return false;
-	
-	this->port = url.port;
-	strlcpy(this->host, url.domain.c_str(), MAXBUF);
-
-	in_addr addy1;
-#ifdef IPV6
-	in6_addr addy2;
-	if ((inet_aton(this->host, &addy1) > 0) || (inet_pton(AF_INET6, this->host, &addy2) > 0))
-#else
-	if (inet_aton(this->host, &addy1) > 0)
-#endif
-	{
-		bool cached;
-		HTTPResolver* r = new HTTPResolver(this, Server, url.domain, cached, (Module*)Mod);
-		Instance->AddResolver(r, cached);
-		return true;
-	}
-	else
-	{
-		this->Connect(url.domain);
-	}
-	
-	return true;
-}
-
-bool HTTPSocket::ParseURL(const std::string &iurl)
-{
-	url.url = iurl;
-	url.port = 80;
-	url.protocol = "http";
-
-	irc::sepstream tokenizer(iurl, '/');
-	
-	for (int p = 0;; p++)
-	{
-		std::string part = tokenizer.GetToken();
-		if (part.empty() && tokenizer.StreamEnd())
-			break;
-		
-		if ((p == 0) && (part[part.length() - 1] == ':'))
-		{
-			// Protocol ('http:')
-			url.protocol = part.substr(0, part.length() - 1);
-		}
-		else if ((p == 1) && (part.empty()))
-		{
-			continue;
-		}
-		else if (url.domain.empty())
-		{
-			// Domain part: [user[:pass]@]domain[:port]
-			std::string::size_type usrpos = part.find('@');
-			if (usrpos != std::string::npos)
-			{
-				// Have a user (and possibly password) part
-				std::string::size_type ppos = part.find(':');
-				if ((ppos != std::string::npos) && (ppos < usrpos))
-				{
-					// Have password too
-					url.password = part.substr(ppos + 1, usrpos - ppos - 1);
-					url.username = part.substr(0, ppos);
-				}
-				else
-				{
-					url.username = part.substr(0, usrpos);
-				}
-				
-				part = part.substr(usrpos + 1);
-			}
-			
-			std::string::size_type popos = part.rfind(':');
-			if (popos != std::string::npos)
-			{
-				url.port = atoi(part.substr(popos + 1).c_str());
-				url.domain = part.substr(0, popos);
-			}
-			else
-			{
-				url.domain = part;
-			}
-		}
-		else
-		{
-			// Request (part of it)..
-			url.request.append("/");
-			url.request.append(part);
-		}
-	}
-	
-	if (url.request.empty())
-		url.request = "/";
-
-	if ((url.domain.empty()) || (!url.port) || (url.protocol.empty()))
-	{
-		Instance->Log(DEFAULT, "Invalid URL (%s): Missing required value", iurl.c_str());
-		return false;
-	}
-	
-	if (url.protocol != "http")
-	{
-		Instance->Log(DEFAULT, "Invalid URL (%s): Unsupported protocol '%s'", iurl.c_str(), url.protocol.c_str());
-		return false;
-	}
-	
-	return true;
-}
-
-void HTTPSocket::Connect(const string &ip)
-{
-	strlcpy(this->IP, ip.c_str(), MAXBUF);
-	
-	if (!this->DoConnect())
-	{
-		delete this;
-	}
-}
-
-bool HTTPSocket::OnConnected()
-{
-	std::string request = "GET " + url.request + " HTTP/1.1\r\n";
-
-	// Dump headers into the request
-	HeaderMap headers = req.GetHeaders();
-	
-	for (HeaderMap::iterator i = headers.begin(); i != headers.end(); i++)
-		request += i->first + ": " + i->second + "\r\n";
-
-	// The Host header is required for HTTP 1.1 and isn't known when the request is created; if they didn't overload it
-	// manually, add it here
-	if (headers.find("Host") == headers.end())
-		request += "Host: " + url.domain + "\r\n"; 
-	
-	request += "\r\n";
-	
-	this->status = HTTP_REQSENT;
-	
-	return this->Write(request);
-}
-
-bool HTTPSocket::OnDataReady()
-{
-	char *data = this->Read();
-
-	if (!data)
-	{
-		this->Close();
-		return false;
-	}
-
-	if (this->status < HTTP_DATA)
-	{
-		std::string line;
-		std::string::size_type pos;
-
-		this->buffer += data;
-		while ((pos = buffer.find("\r\n")) != std::string::npos)
-		{
-			line = buffer.substr(0, pos);
-			buffer = buffer.substr(pos + 2);
-			if (line.empty())
-			{
-				this->status = HTTP_DATA;
-				this->data += this->buffer;
-				this->buffer.clear();
-				break;
-			}
-
-			if (this->status == HTTP_REQSENT)
-			{
-				// HTTP reply (HTTP/1.1 200 msg)
-				char const* data = line.c_str();
-				data += 9;
-				response = new HTTPClientResponse((Module*)Mod, req.GetSource() , url.url, atoi(data), data + 4);
-				this->status = HTTP_HEADERS;
-				continue;
-			}
-			
-			if ((pos = line.find(':')) != std::string::npos)
-			{
-				response->AddHeader(line.substr(0, pos), line.substr(pos + 1));
-			}
-			else
-			{
-				continue;
-			}
-		}
-	}
-	else
-	{
-		this->data += data;
-	}
-	return true;
-}
-
-void HTTPSocket::OnClose()
-{
-	if (data.empty())
-		return; // notification that request failed?
-
-	response->data = data;
-	response->Send();
-	delete response;
-}
-
-MODULE_INIT(ModuleHTTPClient)
+/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
 * See: http://www.inspircd.org/wiki/index.php/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

#include "inspircd.h"
#include "httpclient.h"

/* $ModDesc: HTTP client service provider */

class URL
{
 public:
	std::string url;
	std::string protocol, username, password, domain, request;
	int port;
};

class HTTPSocket : public InspSocket
{
 private:
	InspIRCd *Server;
	class ModuleHTTPClient *Mod;
	HTTPClientRequest req;
	HTTPClientResponse *response;
	URL url;
	enum { HTTP_CLOSED, HTTP_REQSENT, HTTP_HEADERS, HTTP_DATA } status;
	std::string data;
	std::string buffer;

 public:
	HTTPSocket(InspIRCd *Instance, class ModuleHTTPClient *Mod);
	virtual ~HTTPSocket();
	virtual bool DoRequest(HTTPClientRequest *req);
	virtual bool ParseURL(const std::string &url);
	virtual void Connect(const std::string &ip);
	virtual bool OnConnected();
	virtual bool OnDataReady();
	virtual void OnClose();
};

class HTTPResolver : public Resolver
{
 private:
	HTTPSocket *socket;
 public:
	HTTPResolver(HTTPSocket *socket, InspIRCd *Instance, const string &hostname, bool &cached, Module* me) : Resolver(Instance, hostname, DNS_QUERY_FORWARD, cached, me), socket(socket)
	{
	}
	
	void OnLookupComplete(const string &result, unsigned int ttl, bool cached)
	{
		socket->Connect(result);
	}
	
	void OnError(ResolverError e, const string &errmsg)
	{
		delete socket;
	}
};

typedef vector<HTTPSocket*> HTTPList;

class ModuleHTTPClient : public Module
{
 public:
	HTTPList sockets;

	ModuleHTTPClient(InspIRCd *Me)
		: Module(Me)
	{
	}
	
	virtual ~ModuleHTTPClient()
	{
		for (HTTPList::iterator i = sockets.begin(); i != sockets.end(); i++)
			delete *i;
	}
	
	virtual Version GetVersion()
	{
		return Version(1, 0, 0, 0, VF_SERVICEPROVIDER | VF_VENDOR, API_VERSION);
	}

	void Implements(char* List)
	{
		List[I_OnRequest] = 1;
	}

	char* OnRequest(Request *req)
	{
		HTTPClientRequest *httpreq = (HTTPClientRequest *)req;
		if (!strcmp(httpreq->GetId(), HTTP_CLIENT_REQUEST))
		{
			HTTPSocket *sock = new HTTPSocket(ServerInstance, this);
			sock->DoRequest(httpreq);
			// No return value
		}
		return NULL;
	}
};

HTTPSocket::HTTPSocket(InspIRCd *Instance, ModuleHTTPClient *Mod)
		: InspSocket(Instance), Server(Instance), Mod(Mod), status(HTTP_CLOSED)
{
	this->ClosePending = false;
	this->port = 80;
}

HTTPSocket::~HTTPSocket()
{
	Close();
	for (HTTPList::iterator i = Mod->sockets.begin(); i != Mod->sockets.end(); i++)
	{
		if (*i == this)
		{
			Mod->sockets.erase(i);
			break;
		}
	}
}

bool HTTPSocket::DoRequest(HTTPClientRequest *req)
{
	/* Tweak by brain - we take a copy of this,
	 * so that the caller doesnt need to leave
	 * pointers knocking around, less chance of
	 * a memory leak.
	 */
	this->req = *req;

	if (!ParseURL(this->req.GetURL()))
		return false;
	
	this->port = url.port;
	strlcpy(this->host, url.domain.c_str(), MAXBUF);

	in_addr addy1;
#ifdef IPV6
	in6_addr addy2;
	if ((inet_aton(this->host, &addy1) > 0) || (inet_pton(AF_INET6, this->host, &addy2) > 0))
#else
	if (inet_aton(this->host, &addy1) > 0)
#endif
	{
		bool cached;
		HTTPResolver* r = new HTTPResolver(this, Server, url.domain, cached, (Module*)Mod);
		Instance->AddResolver(r, cached);
		return true;
	}
	else
	{
		this->Connect(url.domain);
	}
	
	return true;
}

bool HTTPSocket::ParseURL(const std::string &iurl)
{
	url.url = iurl;
	url.port = 80;
	url.protocol = "http";

	irc::sepstream tokenizer(iurl, '/');
	
	for (int p = 0;; p++)
	{
		std::string part = tokenizer.GetToken();
		if (part.empty() && tokenizer.StreamEnd())
			break;
		
		if ((p == 0) && (part[part.length() - 1] == ':'))
		{
			// Protocol ('http:')
			url.protocol = part.substr(0, part.length() - 1);
		}
		else if ((p == 1) && (part.empty()))
		{
			continue;
		}
		else if (url.domain.empty())
		{
			// Domain part: [user[:pass]@]domain[:port]
			std::string::size_type usrpos = part.find('@');
			if (usrpos != std::string::npos)
			{
				// Have a user (and possibly password) part
				std::string::size_type ppos = part.find(':');
				if ((ppos != std::string::npos) && (ppos < usrpos))
				{
					// Have password too
					url.password = part.substr(ppos + 1, usrpos - ppos - 1);
					url.username = part.substr(0, ppos);
				}
				else
				{
					url.username = part.substr(0, usrpos);
				}
				
				part = part.substr(usrpos + 1);
			}
			
			std::string::size_type popos = part.rfind(':');
			if (popos != std::string::npos)
			{
				url.port = atoi(part.substr(popos + 1).c_str());
				url.domain = part.substr(0, popos);
			}
			else
			{
				url.domain = part;
			}
		}
		else
		{
			// Request (part of it)..
			url.request.append("/");
			url.request.append(part);
		}
	}
	
	if (url.request.empty())
		url.request = "/";

	if ((url.domain.empty()) || (!url.port) || (url.protocol.empty()))
	{
		Instance->Log(DEFAULT, "Invalid URL (%s): Missing required value", iurl.c_str());
		return false;
	}
	
	if (url.protocol != "http")
	{
		Instance->Log(DEFAULT, "Invalid URL (%s): Unsupported protocol '%s'", iurl.c_str(), url.protocol.c_str());
		return false;
	}
	
	return true;
}

void HTTPSocket::Connect(const string &ip)
{
	strlcpy(this->IP, ip.c_str(), MAXBUF);
	
	if (!this->DoConnect())
	{
		delete this;
	}
}

bool HTTPSocket::OnConnected()
{
	std::string request = "GET " + url.request + " HTTP/1.1\r\n";

	// Dump headers into the request
	HeaderMap headers = req.GetHeaders();
	
	for (HeaderMap::iterator i = headers.begin(); i != headers.end(); i++)
		request += i->first + ": " + i->second + "\r\n";

	// The Host header is required for HTTP 1.1 and isn't known when the request is created; if they didn't overload it
	// manually, add it here
	if (headers.find("Host") == headers.end())
		request += "Host: " + url.domain + "\r\n"; 
	
	request += "\r\n";
	
	this->status = HTTP_REQSENT;
	
	return this->Write(request);
}

bool HTTPSocket::OnDataReady()
{
	char *data = this->Read();

	if (!data)
	{
		this->Close();
		return false;
	}

	if (this->status < HTTP_DATA)
	{
		std::string line;
		std::string::size_type pos;

		this->buffer += data;
		while ((pos = buffer.find("\r\n")) != std::string::npos)
		{
			line = buffer.substr(0, pos);
			buffer = buffer.substr(pos + 2);
			if (line.empty())
			{
				this->status = HTTP_DATA;
				this->data += this->buffer;
				this->buffer.clear();
				break;
			}

			if (this->status == HTTP_REQSENT)
			{
				// HTTP reply (HTTP/1.1 200 msg)
				char const* data = line.c_str();
				data += 9;
				response = new HTTPClientResponse((Module*)Mod, req.GetSource() , url.url, atoi(data), data + 4);
				this->status = HTTP_HEADERS;
				continue;
			}
			
			if ((pos = line.find(':')) != std::string::npos)
			{
				response->AddHeader(line.substr(0, pos), line.substr(pos + 1));
			}
			else
			{
				continue;
			}
		}
	}
	else
	{
		this->data += data;
	}
	return true;
}

void HTTPSocket::OnClose()
{
	if (data.empty())
		return; // notification that request failed?

	response->data = data;
	response->Send();
	delete response;
}

MODULE_INIT(ModuleHTTPClient)
\ No newline at end of file
-- 
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