/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#include <cctype>    // tolower

#include <locale>

#include "logger.h"

#include "bturlparams.h"

#include "javacommonutils.h"

#include "s60commonutils.h"

#include "exceptionbase.h"

#include "bluetoothconsts.h"

using namespace std;

using namespace java::util;

using namespace java::bluetooth;

OS_EXPORT BtUrlParams::BtUrlParams(std::wstring aUrl, std::wstring aFilter) :

        mMaster(false), mAuthorize(false), mAuthenticate(false), mEncrypt(false),

        mTransmitMtu(0), mReceiveMtu(0),mUrl(aUrl),mFilter(aFilter)

{

    JELOG2(EJavaBluetooth);

    if (!mUrl.empty())

    {

        extractUrlParams(mUrl);

    }

    if (!mFilter.empty())

    {

        extractFilterParams(mFilter);

    }

}

BtUrlParams::BtUrlParams()

{

}

OS_EXPORT BtUrlParams::~BtUrlParams()

{

    std::list<HBufC*>::const_iterator it;

    for (it = mBlockedSenders.begin(); it != mBlockedSenders.end(); it++)

    {

        delete *it;

    }

}

OS_EXPORT std::wstring BtUrlParams::getProtocol()

{

    return mProtocol;

}

OS_EXPORT std::wstring BtUrlParams::getServiceUuid()

{

    return validLongUuid(mServiceUuid);

}

OS_EXPORT std::wstring BtUrlParams::getParamName()

{

    return mName;

}

OS_EXPORT bool BtUrlParams::getParamMaster()

{

    return mMaster;

}

OS_EXPORT bool BtUrlParams::getParamAuthorize()

{

    return mAuthorize;

}

OS_EXPORT bool BtUrlParams::getParamAuthenticate()

{

    return mAuthenticate;

}

OS_EXPORT bool BtUrlParams::getParamEncrypt()

{

    return mEncrypt;

}

OS_EXPORT int BtUrlParams::getParamReceiveMtu()

{

    return mReceiveMtu;

}

OS_EXPORT int BtUrlParams::getParamTransmitMtu()

{

    return mTransmitMtu;

}

std::wstring BtUrlParams::validLongUuid(std::wstring &aStr)

{

    int length = aStr.length();

    std::wstring validUuid(aStr);

    // Only if it is shorter than 8 bytes,

    // Then it will be added with the SHORT_BASE_UUID_STRING

    // Otherwise simply prepend zeros to the given uuid.

    if (length < 8)

    {

        std::wstring zeros = L"00000000";

        validUuid = zeros.substr(length);

        validUuid += aStr;

        validUuid += SHORT_UUID_BASE_STRING;

    }

    else if (length < 32)

    {

        std::wstring zeros=L"00000000000000000000000000000000";

        validUuid = zeros.substr(length);

        validUuid += aStr;

    }

    return validUuid;

}

std::wstring &BtUrlParams::ToLower(std::wstring &aStr)

{

    JELOG2(EJavaBluetooth);

    for (size_t i = 0; i < aStr.length(); ++i)

        aStr[i] = std::tolower(aStr[i]);

    return aStr;

}

/**

 * extractUrlParams: Function to extract parameters from Server URL

 */

void BtUrlParams::extractUrlParams(std::wstring aUrl)

{

    JELOG2(EJavaBluetooth);

    LOG1(EJavaBluetooth, EInfo, "+ BtUrlParams::extractUrlParams %S",

         aUrl.c_str());

    int index = std::string::npos;

    // Extracting protocol

    index = aUrl.find(PROTOCOL_SEPERATOR);

    if (std::string::npos != index)

    {

        mProtocol = aUrl.substr(0, index);

        aUrl = aUrl.substr(index + wcslen(PROTOCOL_SEPERATOR));

        LOG1(EJavaBluetooth, EInfo,

             "  BtUrlParams::extractUrlParams Protocol=%S",

             mProtocol.c_str());

    }

    std::wstring tempUrl = aUrl.substr(0, wcslen(LOCALHOST));

    if (0 == ToLower(tempUrl).compare(LOCALHOST))

    {

        aUrl = aUrl.substr(wcslen(LOCALHOST));

    }

    LOG1(EJavaBluetooth, EInfo, "  BtUrlParams::extractUrlParams url=%S",

         aUrl.c_str());

    // Extracting Service UUID

    index = aUrl.find(SEMICOLON);

    if (std::string::npos != index)

    {

        mServiceUuid = aUrl.substr(0, index);

        aUrl = aUrl.substr(index);

    }

    else

    {

        mServiceUuid = aUrl;

    }

    if (aUrl.length() <= 1)

    {

        return;

    }

    // Extracting other parameters

    index = aUrl.find(SEMICOLON, 1);

    int eqLength = wcslen(EQUAL);

    while (std::string::npos != index)

    {

        int eqIndex = std::string::npos;

        eqIndex = aUrl.find(EQUAL);

        if (std::string::npos != eqIndex && eqIndex < index)

        {

            setUrlParamsValue(aUrl.substr(0, eqIndex + eqLength),

                              aUrl.substr(eqIndex + eqLength, index - (eqIndex

                                          + eqLength)));

        }

        else

        { // Actually erroneous URL !!

            break;

        }

        aUrl = aUrl.substr(index);

        LOG1(EJavaBluetooth, EInfo,

             "  BtUrlParams::extractUrlParams In while: %S", aUrl.c_str());

        if (aUrl.length() <= 1)

        {

            break;

        }

        index = aUrl.find(SEMICOLON, 1);

    }

    // Extracting last parameter: In case URL is not ended with ";"

    if (!aUrl.empty())

    {

        LOG1(EJavaBluetooth, EInfo,

             "  BtUrlParams::extractUrlParams After while loop: %S",

             aUrl.c_str());

        int eqIndex = std::string::npos;

        eqIndex = aUrl.find(EQUAL);

        if (std::string::npos != eqIndex)

        {

            setUrlParamsValue(aUrl.substr(0, eqIndex + eqLength),

                              aUrl.substr(eqIndex + eqLength, index - (eqIndex

                                          + eqLength)));

        }

    }

}

void BtUrlParams::setUrlParamsValue(std::wstring aParam, std::wstring aVal)

{

    JELOG2(EJavaBluetooth);

    LOG2(EJavaBluetooth, EInfo,

         "+ BtUrlParams::setUrlParamsValue Param:%S Val:%S", aParam.c_str(),

         aVal.c_str());

    ToLower(aParam);

    if (0 == aParam.compare(URL_PARAM_AUTHENTICATE))

    {

        mAuthenticate = ToLower(aVal).compare(L"false");

    }

    else if (0 == aParam.compare(URL_PARAM_AUTHORIZE))

    {

        mAuthorize = ToLower(aVal).compare(L"false");

    }

    else if (0 == aParam.compare(URL_PARAM_ENCRYPT))

    {

        mEncrypt = ToLower(aVal).compare(L"false");

    }

    else if (0 == aParam.compare(URL_PARAM_MASTER))

    {

        mMaster = ToLower(aVal).compare(L"false");

    }

    else if (0 == aParam.compare(URL_PARAM_NAME))

    {

        mName = aVal;

    }

    else if (0 == aParam.compare(URL_PARAM_RECEIVE_MTU))

    {

        try

        {

            LOG2(EJavaBluetooth, EInfo,

                 "+ BtUrlParams::setUrlParamsValue URL_PARAM_RECEIVE_MTU:%S Val:%S",

                 aParam.c_str(), aVal.c_str());

            mReceiveMtu = JavaCommonUtils::wstringToInt(aVal);

        }

        catch (ExceptionBase ex)

        {

            ELOG1(EJavaBluetooth,

                  "- ServiceRecord::setUrlParamsValue URL_PARAM_RECEIVE_MTU exception Caught: %S",

                  ex.toString().c_str());

        }

    }

    else if (0 == aParam.compare(URL_PARAM_TRANSMIT_MTU))

    {

        try

        {

            LOG2(EJavaBluetooth, EInfo,

                 "+ BtUrlParams::setUrlParamsValue URL_PARAM_TRANSMIT_MTU:%S Val:%S",

                 aParam.c_str(), aVal.c_str());

            mTransmitMtu = JavaCommonUtils::wstringToInt(aVal);

        }

        catch (ExceptionBase ex)

        {

            ELOG1(EJavaBluetooth,

                  "- ServiceRecord::setUrlParamsValue URL_PARAM_TRANSMIT_MTU exception Caught: %S",

                  ex.toString().c_str());

        }

    }

    else

    {

        // Nothing to do

    }

}

/**

 * extractUrlParams: Function to extract parameters from Push Filter

 */

void BtUrlParams::extractFilterParams(std::wstring aFilter)

{

    JELOG2(EJavaBluetooth);

    LOG1(EJavaBluetooth, EInfo, "+ BtUrlParams::extractFilterParams %S",

         aFilter.c_str());

    int index = std::string::npos;

    // Extracting black list items (if any)

    index = aFilter.find(FILTER_PARAM_BLACKLIST);

    if (std::string::npos != index)

    {

        fillBlackList(aFilter.substr(index + wcslen(FILTER_PARAM_BLACKLIST)));

        aFilter = aFilter.substr(0, index);

    }

    LOG2(EJavaBluetooth, EInfo,

         "+ BtUrlParams::extractFilterParams Allowed List:(%d)%S", index,

         aFilter.c_str());

    // Extracting Allowed list

    index = aFilter.find(SEMICOLON);

    LOG2(EJavaBluetooth, EInfo,

         "+ BtUrlParams::extractFilterParams Allowed List \";\" (%d)%S",

         index, aFilter.c_str());

    if (std::string::npos != index)

    {

        mAllowedSenders.mPattern = aFilter.substr(0, index - wcslen(SEMICOLON));

        LOG1(EJavaBluetooth, EInfo,

             "  BtUrlParams::extractFilterParams AllowedSender Pattern:%S",

             mAllowedSenders.mPattern.c_str());

    }

    else

    {

        mAllowedSenders.mPattern = aFilter;

        LOG1(EJavaBluetooth, EInfo,

             "  BtUrlParams::extractFilterParams AllowedSender Pattern:%S",

             mAllowedSenders.mPattern.c_str());

    }

    // Extracting Authenticated

    index = aFilter.find(FILTER_PARAM_AUTHENTICATED);

    LOG2(

        EJavaBluetooth,

        EInfo,

        "+ BtUrlParams::extractFilterParams Allowed List \"authenticated\" (%d)%S",

        index, aFilter.c_str());

    if (std::string::npos != index)

    {

        mAllowedSenders.mAuthenticated = true;

        LOG(EJavaBluetooth, EInfo,

            "  BtUrlParams::extractFilterParams Authenticated");

    }

    else

    {

        mAllowedSenders.mAuthenticated = false;

    }

    // Extracting Authorized

    index = aFilter.find(FILTER_PARAM_AUTHORIZED);

    LOG2(

        EJavaBluetooth,

        EInfo,

        "+ BtUrlParams::extractFilterParams Allowed List \"authorized\" (%d)%S",

        index, aFilter.c_str());

    if (std::string::npos != index)

    {

        mAllowedSenders.mAuthorized = true;

        LOG(EJavaBluetooth, EInfo,

            "  BtUrlParams::extractFilterParams Authorized");

    }

    else

    {

        mAllowedSenders.mAuthorized = false;

    }

}

void BtUrlParams::fillBlackList(std::wstring aBlackList)

{

    JELOG2(EJavaBluetooth);

    int index = std::string::npos;

    index = aBlackList.find(SEMICOLON);

    while (std::string::npos != index)

    {

        std::wstring pattern;

        pattern = aBlackList.substr(0, index - wcslen(SEMICOLON));

        aBlackList = aBlackList.substr(index + wcslen(SEMICOLON));

        LOG1(EJavaBluetooth, EInfo,

             "  BtUrlParams::fillBlackList Adding Pattern:%S",

             pattern.c_str());

        try

        {

            HBufC *blackPattern = S60CommonUtils::wstringToDes(

                                      pattern.c_str());

            mBlockedSenders.push_back(blackPattern);

            index = aBlackList.find(SEMICOLON);

        }

        catch (ExceptionBase ex)

        {

            // Nothing to handle here.

        }

    }

    // Extracting last parameter: In case URL is not ended with ";"

    if (!aBlackList.empty())

    {

        LOG1(EJavaBluetooth, EInfo,

             "  BtUrlParams::fillBlackList Adding Last Pattern:%S",

             aBlackList.c_str());

        try

        {

            HBufC *blackPattern = S60CommonUtils::wstringToDes(

                                      aBlackList.c_str());

            mBlockedSenders.push_back(blackPattern);

        }

        catch (ExceptionBase ex)

        {

            // Nothing to handle here.

        }

    }

}

OS_EXPORT bool BtUrlParams::isAllowedSender(HBufC& aDevAddr, bool &aAuthorized,

        bool &aAuthenticated)

{

    JELOG2(EJavaBluetooth);

    int matchFlag = false;

    LOG2(EJavaBluetooth, EInfo,

         "  BtUrlParams::isAllowedSender Device:%S  Pattern:%S",

         aDevAddr.Des().PtrZ(), mAllowedSenders.mPattern.c_str());

    matchFlag = matchWS(aDevAddr, mAllowedSenders.mPattern);

    if (matchFlag == true)

    {

        aAuthorized = mAllowedSenders.mAuthorized;

        aAuthenticated = mAllowedSenders.mAuthenticated;

    }

    return matchFlag;

}

OS_EXPORT bool BtUrlParams::isBlockedSender(HBufC& aDevAddr)

{

    JELOG2(EJavaBluetooth);

    int matchFlag = false;

    std::list<HBufC*>::const_iterator cii;

    for (cii = mBlockedSenders.end(); cii != mBlockedSenders.begin();)

    {

        if (matchHB(aDevAddr, **(--cii)))

            return true;

    }

    return matchFlag;

}

bool BtUrlParams::matchWS(HBufC& aDevAddr, std::wstring aPattern)

{

    JELOG2(EJavaBluetooth);

    HBufC *pattern;

    try

    {

        pattern = S60CommonUtils::wstringToDes(aPattern.c_str());

    }

    catch (ExceptionBase ex)

    {

        return true;

    }

    bool ret = matchHB(aDevAddr, *pattern);

    delete pattern;

    return ret;

}

bool BtUrlParams::matchHB(HBufC &aDevAddr, HBufC &aPattern)

{

    JELOG2(EJavaBluetooth);

    if (aDevAddr.MatchF(aPattern) >= 0)

        return true;

    return false;

}