target_link_libraries(spectrum_twitter_backend curl transport pthread ${Boost_LIBRARIES} ${SWIFTEN_LIBRARY} ${LOG4CXX_LIBRARIES})

//#include "twitcurl.h"

//#include <cstdio>

//#include <iostream>

//#include <fstream>

//

//void printUsage()

//    printf( "\nUsage:\ntwitterClient -u username -p password\n" );

//int main( int argc, char* argv[] )

//    std::string userName( "" );

//    std::string passWord( "" );

//    if( argc > 4 )

//        for( int i = 1; i < argc; i += 2 )

//            if( 0 == strncmp( argv[i], "-u", strlen("-u") ) )

//                userName = argv[i+1];

//            else if( 0 == strncmp( argv[i], "-p", strlen("-p") ) )

//                passWord = argv[i+1];

//        if( ( 0 == userName.length() ) || ( 0 == passWord.length() ) )

//            printUsage();

//            return 0;

//        }

//        printUsage();

//        return 0;

//    twitCurl twitterObj;

//    std::string tmpStr;

//    std::string replyMsg;

//    char tmpBuf[1024];

//    /* Set twitter username and password */

//    twitterObj.setTwitterUsername( userName );

//    twitterObj.setTwitterPassword( passWord );

//    /* Set proxy server usename, password, IP and port (if present) */

//    memset( tmpBuf, 0, 1024 );

//    printf( "\nDo you have a proxy server configured (0 for no; 1 for yes): " );

//    gets( tmpBuf );

//    tmpStr = tmpBuf;

//    if( std::string::npos != tmpStr.find( "1" ) )

//    {

//        char proxyIp[1024];

//        char proxyPort[1024];

//        char proxyUsername[1024];

//        char proxyPassword[1024];

//

//        memset( proxyIp, 0, 1024 );

//        memset( proxyPort, 0, 1024 );

//        memset( proxyUsername, 0, 1024 );

//        memset( proxyPassword, 0, 1024 );

//

//        printf( "\nEnter proxy server IP: " );

//        gets( proxyIp );

//        printf( "\nEnter proxy server port: " );

//        gets( proxyPort );

//        printf( "\nEnter proxy server username: " );

//        gets( proxyUsername );

//        printf( "\nEnter proxy server password: " );

//        gets( proxyPassword );

//

//        tmpStr = proxyIp;

//        twitterObj.setProxyServerIp( tmpStr );

//        tmpStr = proxyPort;

//        twitterObj.setProxyServerPort( tmpStr );

//        tmpStr = proxyUsername;

//        twitterObj.setProxyUserName( tmpStr );

//        tmpStr = proxyPassword;

//        twitterObj.setProxyPassword( tmpStr );

//    }

//    /* OAuth flow begins */

//    /* Step 0: Set OAuth related params. These are got by registering your app at twitter.com */

//    twitterObj.getOAuth().setConsumerKey( std::string( "qxfSCX7WN7SZl7dshqGZA" ) );

//    twitterObj.getOAuth().setConsumerSecret( std::string( "ypWapSj87lswvnksZ46hMAoAZvST4ePGPxAQw6S2o" ) );

////    twitterObj.getOAuth().setConsumerKey( std::string( "vlC5S1NCMHHg8mD1ghPRkA" ) );

////    twitterObj.getOAuth().setConsumerSecret( std::string( "3w4cIrHyI3IYUZW5O2ppcFXmsACDaENzFdLIKmEU84" ) );

//    /* Step 1: Check if we alredy have OAuth access token from a previous run */

//    std::string myOAuthAccessTokenKey("");

//    std::string myOAuthAccessTokenSecret("");

//    std::ifstream oAuthTokenKeyIn;

//    std::ifstream oAuthTokenSecretIn;

//    oAuthTokenKeyIn.open( "twitterClient_token_key.txt" );

//    oAuthTokenSecretIn.open( "twitterClient_token_secret.txt" );

//    memset( tmpBuf, 0, 1024 );

//    oAuthTokenKeyIn >> tmpBuf;

//    myOAuthAccessTokenKey = tmpBuf;

//    memset( tmpBuf, 0, 1024 );

//    oAuthTokenSecretIn >> tmpBuf;

//    myOAuthAccessTokenSecret = tmpBuf;

//    oAuthTokenKeyIn.close();

//    oAuthTokenSecretIn.close();

//    if( myOAuthAccessTokenKey.size() && myOAuthAccessTokenSecret.size() )

//    {

//        /* If we already have these keys, then no need to go through auth again */

//        printf( "\nUsing:\nKey: %s\nSecret: %s\n\n", myOAuthAccessTokenKey.c_str(), myOAuthAccessTokenSecret.c_str() );

//        twitterObj.getOAuth().setOAuthTokenKey( myOAuthAccessTokenKey );

//        twitterObj.getOAuth().setOAuthTokenSecret( myOAuthAccessTokenSecret );

//    else

//    {

//        /* Step 2: Get request token key and secret */

//        std::string authUrl;

//        twitterObj.oAuthRequestToken( authUrl );

//        /* Step 3: Get PIN  */

//        memset( tmpBuf, 0, 1024 );

//        printf( "\nDo you want to visit twitter.com for PIN (0 for no; 1 for yes): " );

//        gets( tmpBuf );

//        tmpStr = tmpBuf;

//        if( std::string::npos != tmpStr.find( "1" ) )

//        {

//            /* Ask user to visit twitter.com auth page and get PIN */

//            memset( tmpBuf, 0, 1024 );

//            printf( "\nPlease visit this link in web browser and authorize this application:\n%s", authUrl.c_str() );

//            printf( "\nEnter the PIN provided by twitter: " );

//            gets( tmpBuf );

//            tmpStr = tmpBuf;

//            twitterObj.getOAuth().setOAuthPin( tmpStr );

//        }

//        else

//        {

//            /* Else, pass auth url to twitCurl and get it via twitCurl PIN handling */

//            twitterObj.oAuthHandlePIN( authUrl );

//        /* Step 4: Exchange request token with access token */

//        twitterObj.oAuthAccessToken();

//        /* Step 5: Now, save this access token key and secret for future use without PIN */

//        twitterObj.getOAuth().getOAuthTokenKey( myOAuthAccessTokenKey );

//        twitterObj.getOAuth().getOAuthTokenSecret( myOAuthAccessTokenSecret );

//        /* Step 6: Save these keys in a file or wherever */

//        std::ofstream oAuthTokenKeyOut;

//        std::ofstream oAuthTokenSecretOut;

//        oAuthTokenKeyOut.open( "twitterClient_token_key.txt" );

//        oAuthTokenSecretOut.open( "twitterClient_token_secret.txt" );

//        oAuthTokenKeyOut.clear();

//        oAuthTokenSecretOut.clear();

//        oAuthTokenKeyOut << myOAuthAccessTokenKey.c_str();

//        oAuthTokenSecretOut << myOAuthAccessTokenSecret.c_str();

//        oAuthTokenKeyOut.close();

//        oAuthTokenSecretOut.close();

//    /* OAuth flow ends */

//    /* Post a new status message */

//    memset( tmpBuf, 0, 1024 );

//    printf( "\nEnter a new status message: " );

//    gets( tmpBuf );

//    tmpStr = tmpBuf;

//    replyMsg = "";

//    if( twitterObj.statusUpdate( tmpStr ) )

//        twitterObj.getLastWebResponse( replyMsg );

//        printf( "\ntwitterClient:: twitCurl::statusUpdate web response:\n%s\n", replyMsg.c_str() );

//    else

//        twitterObj.getLastCurlError( replyMsg );

//        printf( "\ntwitterClient:: twitCurl::statusUpdate error:\n%s\n", replyMsg.c_str() );

////    /* Search a string */

////    twitterObj.setTwitterApiType( twitCurlTypes::eTwitCurlApiFormatJson );

////    printf( "\nEnter string to search: " );

////    memset( tmpBuf, 0, 1024 );

////    gets( tmpBuf );

////    tmpStr = tmpBuf;

////    replyMsg = "";

////    if( twitterObj.search( tmpStr ) )

////    {

////        twitterObj.getLastWebResponse( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::search web response:\n%s\n", replyMsg.c_str() );

////    }

////    else

////    {

////        twitterObj.getLastCurlError( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::search error:\n%s\n", replyMsg.c_str() );

////    }

////

////    /* Get user timeline */

////    replyMsg = "";

////    printf( "\nGetting user timeline\n" );

////    if( twitterObj.timelineUserGet( false, false, 0 ) )

////    {

////        twitterObj.getLastWebResponse( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::timelineUserGet web response:\n%s\n", replyMsg.c_str() );

////    }

////    else

////    {

////        twitterObj.getLastCurlError( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::timelineUserGet error:\n%s\n", replyMsg.c_str() );

////    }

//

//#ifdef _TWITCURL_TEST_

////    /* Destroy a status message */

////    memset( statusMsg, 0, 1024 );

////    printf( "\nEnter status message id to delete: " );

////    gets( statusMsg );

////    tmpStr = statusMsg;

////    replyMsg = "";

////    if( twitterObj.statusDestroyById( tmpStr ) )

////    {

////        twitterObj.getLastWebResponse( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::statusDestroyById web response:\n%s\n", replyMsg.c_str() );

////    }

////    else

////    {

////        twitterObj.getLastCurlError( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::statusDestroyById error:\n%s\n", replyMsg.c_str() );

////    }

////

////    /* Get public timeline */

////    replyMsg = "";

////    printf( "\nGetting public timeline\n" );

////    if( twitterObj.timelinePublicGet() )

////    {

////        twitterObj.getLastWebResponse( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::timelinePublicGet web response:\n%s\n", replyMsg.c_str() );

////    }

////    else

////    {

////        twitterObj.getLastCurlError( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::timelinePublicGet error:\n%s\n", replyMsg.c_str() );

////    }

////

////    /* Get friend ids */

////    replyMsg = "";

////    printf( "\nGetting friend ids\n" );

////    tmpStr = "techcrunch";

////    if( twitterObj.friendsIdsGet( tmpStr, false ) )

////    {

////        twitterObj.getLastWebResponse( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::friendsIdsGet web response:\n%s\n", replyMsg.c_str() );

////    }

////    else

////    {

////        twitterObj.getLastCurlError( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::friendsIdsGet error:\n%s\n", replyMsg.c_str() );

////    }

////

////    /* Get trends */

////    if( twitterObj.trendsDailyGet() )

////    {

////        twitterObj.getLastWebResponse( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::trendsDailyGet web response:\n%s\n", replyMsg.c_str() );

////    }

////    else

////    {

////        twitterObj.getLastCurlError( replyMsg );

////        printf( "\ntwitterClient:: twitCurl::trendsDailyGet error:\n%s\n", replyMsg.c_str() );

//#endif // _TWITCURL_TEST_

#include "transport/config.h"

#include "transport/networkplugin.h"

#include "transport/logging.h"

#include "Swiften/Swiften.h"

#include "unistd.h"

#include "signal.h"

#include "sys/wait.h"

#include "sys/signal.h"

#include <boost/algorithm/string.hpp>

#include "twitcurl.h"

#include <iostream>

#include <map>

#include <vector>

#include <cstdio>

using namespace boost::filesystem;

using namespace boost::program_options;

using namespace Transport;

DEFINE_LOGGER(logger, "Twitter Backend");

Swift::SimpleEventLoop *loop_; // Event Loop

class TwitterPlugin; // The plugin

TwitterPlugin * np = NULL;

class TwitterPlugin : public NetworkPlugin {

	public:

		Swift::BoostNetworkFactories *m_factories;

		Swift::BoostIOServiceThread m_boostIOServiceThread;

		boost::shared_ptr<Swift::Connection> m_conn;

		TwitterPlugin(Config *config, Swift::SimpleEventLoop *loop, const std::string &host, int port) : NetworkPlugin() {

			this->config = config;

			m_factories = new Swift::BoostNetworkFactories(loop);

			m_conn = m_factories->getConnectionFactory()->createConnection();

			m_conn->onDataRead.connect(boost::bind(&TwitterPlugin::_handleDataRead, this, _1));

			m_conn->connect(Swift::HostAddressPort(Swift::HostAddress(host), port));

			LOG4CXX_INFO(logger, "Starting the plugin.");

		}

		// Send data to NetworkPlugin server

		void sendData(const std::string &string) {

			m_conn->write(Swift::createSafeByteArray(string));

		}

		// Receive date from the NetworkPlugin server and invoke the appropirate payload handler (implement in the NetworkPlugin class)

		void _handleDataRead(boost::shared_ptr<Swift::SafeByteArray> data) {

			std::string d(data->begin(), data->end());

			handleDataRead(d);

		}

		// User trying to login into his twitter account

		void handleLoginRequest(const std::string &user, const std::string &legacyName, const std::string &password) {

			if(sessions.count(user)) {

				LOG4CXX_INFO(logger, "A session corresponding to " + user + "  is already active\n")

				return;

			}

			//twitCurl &twitterObj = sessions[user];

			//std::string myOAuthAccessTokenSecret, myOAuthAccessTokenKey;

        	//twitterObj.getOAuth().getOAuthTokenKey( myOAuthAccessTokenKey );

        	//twitterObj.getOAuth().getOAuthTokenSecret( myOAuthAccessTokenSecret );

			//if(myOAuthAccessTokenSecret.size() && myOAuthAccessTokenKey.size()) {	

			//}

			handleConnected(user);

			handleBuddyChanged(user, "twitter-account", "twitter", std::vector<std::string>(), pbnetwork::STATUS_ONLINE);

		}

		// User logging out

		void handleLogoutRequest(const std::string &user, const std::string &legacyName) {

		}

		void handleMessageSendRequest(const std::string &user, const std::string &legacyName, const std::string &message, const std::string &xhtml = "") {

			LOG4CXX_INFO(logger, "Sending message from " << user << " to " << legacyName << ".");

		}

		void handleBuddyUpdatedRequest(const std::string &user, const std::string &buddyName, const std::string &alias, const std::vector<std::string> &groups) {

			LOG4CXX_INFO(logger, user << ": Added buddy " << buddyName << ".");

			handleBuddyChanged(user, buddyName, alias, groups, pbnetwork::STATUS_ONLINE);

		}

		void handleBuddyRemovedRequest(const std::string &user, const std::string &buddyName, const std::vector<std::string> &groups) {

		}

	private:

		Config *config;

		std::map<std::string, twitCurl> sessions;

};

static void spectrum_sigchld_handler(int sig)

{

	int status;

	pid_t pid;

	do {

		pid = waitpid(-1, &status, WNOHANG);

	} while (pid != 0 && pid != (pid_t)-1);

	if ((pid == (pid_t) - 1) && (errno != ECHILD)) {

		char errmsg[BUFSIZ];

		snprintf(errmsg, BUFSIZ, "Warning: waitpid() returned %d", pid);

		perror(errmsg);

	}

}

int main (int argc, char* argv[]) {

	std::string host;

	int port;

	if (signal(SIGCHLD, spectrum_sigchld_handler) == SIG_ERR) {

		std::cout << "SIGCHLD handler can't be set\n";

		return -1;

	}

	boost::program_options::options_description desc("Usage: spectrum [OPTIONS] <config_file.cfg>\nAllowed options");

	desc.add_options()

		("host,h", value<std::string>(&host), "host")

		("port,p", value<int>(&port), "port")

		;

	try

	{

		boost::program_options::variables_map vm;

		boost::program_options::store(boost::program_options::parse_command_line(argc, argv, desc), vm);

		boost::program_options::notify(vm);

	}

	catch (std::runtime_error& e)

	{

		std::cout << desc << "\n";

		exit(1);

	}

	catch (...)

	{

		std::cout << desc << "\n";

		exit(1);

	}

	if (argc < 5) {

		return 1;

	}

	Config config;

	if (!config.load(argv[5])) {

		std::cerr << "Can't open " << argv[1] << " configuration file.\n";

		return 1;

	}

	Logging::initBackendLogging(&config);

	Swift::SimpleEventLoop eventLoop;

	loop_ = &eventLoop;

	np = new TwitterPlugin(&config, &eventLoop, host, port);

	loop_->run();

	return 0;

}