/*

* 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:  This file contains the implementation of CJavaSifPlugin

*               class member functions. ECOM Plugin for USIF to handle

*               install, uninstall, get component info requests.

*

*/

#include <apgcli.h>

#include <apmstd.h>

#include <e32cmn.h>

#include <e32property.h>

#include <charconv.h>

#include <data_caging_path_literals.hrh>

#include "comms.h"

#include "commsmessage.h"

#include "commsclientendpoint.h"

#include "javasifplugin.h"

#include "javauids.h"

#include "logger.h"

#include "javaoslayer.h"

#include "javaprocessconstants.h"

#include "javasymbianoslayer.h"

#include "runtimeexception.h"

using namespace Java::Installer;

using namespace java::util;

using namespace java::comms;

_LIT(KPrivateDataCage, "\\private\\");

_LIT(KInboxDataCage, "\\private\\1000484b\\");

_LIT(KJavaInstallerProcess, "Installer");

_LIT(KJavaInstallerDataCage, "\\private\\102033e6\\");

_LIT(KJavaInstallerTmp, "\\private\\102033E6\\installer\\tmp\\");

_LIT(KAnyExtension, ".*");

// Java Installer is executed with same Uid as Java Runtime

_LIT_SECURE_ID(KJavaInstallerSecureID, KJavaMidpSecureId);

// ============================ MEMBER FUNCTIONS ===============================

CJavaSifPlugin* CJavaSifPlugin::NewL()

{

    CJavaSifPlugin* self = new(ELeave) CJavaSifPlugin();

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

}

CJavaSifPlugin::~CJavaSifPlugin()

{

    iRFs.Close();

    TInt nHandles = iHandlesToClose.Count();

    while (nHandles > 0)

    {

        nHandles--;

        iHandlesToClose[nHandles].Close();

    }

    iHandlesToClose.Reset();

    delete iResultsServer;

    iResultsServer = NULL;

    delete iDummyResults;

    iDummyResults = NULL;

    delete iDummyInfo;

    iDummyInfo = NULL;

}

CJavaSifPlugin::CJavaSifPlugin()

{

}

void CJavaSifPlugin::ConstructL()

{

    User::LeaveIfError(iRFs.Connect());

    User::LeaveIfError(iRFs.ShareProtected());

    iResultsServer = NULL;

    iDummyResults = COpaqueNamedParams::NewL();

    iDummyInfo = CComponentInfo::NewL();

}

void CJavaSifPlugin::GetComponentInfo(

    const TDesC& aFileName,

    const TSecurityContext& aSecurityContext,

    CComponentInfo& aComponentInfo,

    TRequestStatus& aStatus)

{

    RFile fileHandle;

    TInt err = fileHandle.Open(iRFs, aFileName, EFileShareReadersOnly | EFileRead);

    if (KErrNone != err)

    {

        ELOG1(EJavaInstaller,

              "CJavaSifPlugin::GetComponentInfo Opening file for reading failed with error %d",

              err);

        TRequestStatus *statusPtr(&aStatus);

        User::RequestComplete(statusPtr, err);

        return;

    }

    GetComponentInfo(fileHandle, aSecurityContext, aComponentInfo, aStatus);

    fileHandle.Close();

}

void CJavaSifPlugin::GetComponentInfo(

    RFile& aFileHandle,

    const TSecurityContext& /* aSecurityContext */,

    CComponentInfo& aComponentInfo,

    TRequestStatus& aStatus)

{

    if (ExitIfJavaInstallerRunning(aStatus))

    {

        return;

    }

    RProcess rJavaInstaller;

    TFileName fileName;

    TBuf<1536> commandLine;

    // Build command line used to pass all necessary info to Java Installer

    std::auto_ptr<HBufC> installerStarterDll(

        stringToDes(java::runtime::JAVA_INSTALLER_STARTER_DLL));

    commandLine = installerStarterDll->Des();

    commandLine.Append(_L(" componentinfo"));

    // Ask Java Installer to send component info back

    // as Comms message. 11000 is IPC_ADDRESS_JAVA_SIF_PLUGIN_C Comms endpoint

    // that our ResultsServer will listen to.

    commandLine.Append(_L(" -commsresult=11000"));

    TInt err = aFileHandle.FullName(fileName);

    // Java Installer does not have AllFiles capability.

    // So if the .jad/.jar file is in the private data cage of

    // Remove Application Management system, it must be copied

    // to the private data cage of Java Installer in this

    // plugin which is executed in process which hopefully has

    // AllFiles capability.

    TRAP(err, CopyFilesIfNeededL(fileName));

    if (KErrNone != err)

    {

        TRequestStatus *statusPtr(&aStatus);

        User::RequestComplete(statusPtr, err);

        return;

    }

    // Check whether the file is .jad or .jar

    RApaLsSession apaSession;

    err = apaSession.Connect();

    if (KErrNone != err)

    {

        ELOG1(EJavaInstaller,

              "CJavaSifPlugin::GetComponentInfo RApaLsSession Connect error %d", err);

        TRequestStatus *statusPtr(&aStatus);

        User::RequestComplete(statusPtr, err);

        return;

    }

    TDataType jadFileMimeType(_L8("text/vnd.sun.j2me.app-descriptor"));

    TBool isJad = EFalse;

    err = apaSession.RecognizeSpecificData(aFileHandle, jadFileMimeType, isJad);

    apaSession.Close();

    if (KErrNone != err)

    {

        // Just log the error

        ELOG1(EJavaInstaller,

              "CJavaSifPlugin::GetComponentInfo RApaLsSession RecognizeSpecificData error %d",

              err);

    }

    if (isJad)

    {

        // Installation should be started from JAD file

        commandLine.Append(_L(" -jad="));

    }

    else

    {

        // from JAR file

        commandLine.Append(_L(" -jar="));

    }

    // Filename parameter must be surrounded in double quotes to

    // ensure that spaces in filename are passed correctly.

    commandLine.Append(_L("\""));

    commandLine.Append(fileName);

    commandLine.Append(_L("\""));

    // Start JavaInstaller

    std::auto_ptr<HBufC> installerProcess(

        stringToDes(java::runtime::JAVA_PROCESS));

    err = rJavaInstaller.Create(installerProcess->Des(), commandLine);

    if (KErrNone == err)

    {

        // Destroy old Comms server if it exists

        delete iResultsServer;

        iResultsServer = NULL;

        // Start new Comms server that receives component info and sets it to

        // to aComponentInfo.

        iResultsServer = new ResultsServer(*iDummyResults, aComponentInfo);

        if (NULL == iResultsServer)

        {

            err = KErrNoMemory;

        }

        else

        {

            // Start the server

            err = iResultsServer->start();

        }

        if (KErrNone != err)

        {

            // server cannot be started

            rJavaInstaller.Close();

            ELOG1(EJavaInstaller,

                  "CJavaSifPlugin::GetComponentInfo: Cannot start results server, err %d", err);

            TRequestStatus *statusPtr(&aStatus);

            User::RequestComplete(statusPtr, err);

            return;

        }

        // The status of the component info operation == the exit status of Java Installer

        // It will be passed to the asynch caller through aStatus

        rJavaInstaller.Logon(aStatus);

    }

    else

    {

        rJavaInstaller.Close();

        ELOG1(EJavaInstaller,

              "CJavaSifPlugin::GetComponentInfo: starting JavaInstaller failed, err=%d", err);

        TRequestStatus *statusPtr(&aStatus);

        User::RequestComplete(statusPtr, err);

        return;

    }

    rJavaInstaller.Resume();

    // Do NOT close rJavaInstaller now -> the caller gets notification when the

    // process actually closes.

    iHandlesToClose.Append(rJavaInstaller);

}

void CJavaSifPlugin::Install(

    const TDesC& aFileName,

    const TSecurityContext& aSecurityContext,

    const COpaqueNamedParams& aArguments,

    COpaqueNamedParams& aResults,

    TRequestStatus& aStatus)

{

    RFile fileHandle;

    TInt err = fileHandle.Open(iRFs, aFileName, EFileShareReadersOnly | EFileRead);

    if (KErrNone != err)

    {

        ELOG1(EJavaInstaller,

              "CJavaSifPlugin::Install Opening file for reading failed with error %d", err);

        TRequestStatus *statusPtr(&aStatus);

        User::RequestComplete(statusPtr, err);

        return;

    }

    Install(fileHandle, aSecurityContext, aArguments, aResults, aStatus);

    fileHandle.Close();

}

void CJavaSifPlugin::Install(

    RFile& aFileHandle,

    const TSecurityContext& aSecurityContext,

    const COpaqueNamedParams& aArguments,

    COpaqueNamedParams& aResults,

    TRequestStatus& aStatus)

{

    if (ExitIfJavaInstallerRunning(aResults, aStatus))

    {

        return;

    }

    RProcess rJavaInstaller;

    TFileName fileName;

    // Max two path names and some options -> 1536 is enough

    TBuf<1536> commandLine;

    // Build command line used to pass all necessary info to Java Installer

    std::auto_ptr<HBufC> installerStarterDll(

        stringToDes(java::runtime::JAVA_INSTALLER_STARTER_DLL));

    commandLine = installerStarterDll->Des();

    commandLine.Append(_L(" install"));

    // Check whether this is silent installation

    TInt silentInstall = 0;

    TRAP_IGNORE(aArguments.GetIntByNameL(KSifInParam_InstallSilently, silentInstall));

    if (silentInstall)

    {

        // Silent installation requires TrustedUI capability

        if (!aSecurityContext.HasCapability(ECapabilityTrustedUI))

        {

            ELOG(EJavaInstaller,

                 "CJavaSifPlugin::Install The caller did not have TrustedUI capability");

            TRequestStatus *statusPtr(&aStatus);

            User::RequestComplete(statusPtr, KErrPermissionDenied);

            return;

        }

        commandLine.Append(_L(" -silent"));

    }

    // Ask Java Installer to send installation results back

    // as Comms message. 11000 is IPC_ADDRESS_JAVA_SIF_PLUGIN_C Comms endpoint

    // that our ResultsServer will listen to.

    commandLine.Append(_L(" -commsresult=11000"));

    TInt err = aFileHandle.FullName(fileName);

    // Java Installer does not have AllFiles capability.

    // So if the .jad/.jar file is in the private data cage of

    // Remove Application Management system, it must be copied

    // to the private data cage of Java Installer in this

    // plugin which is executed in process which hopefully has

    // AllFiles capability.

    TRAP(err, CopyFilesIfNeededL(fileName));

    if (KErrNone != err)

    {

        TRequestStatus *statusPtr(&aStatus);

        User::RequestComplete(statusPtr, err);

        return;

    }

    // Check whether the file is .jad or .jar

    RApaLsSession apaSession;

    err = apaSession.Connect();

    if (KErrNone != err)

    {

        ELOG1(EJavaInstaller,

              "CJavaSifPlugin::Install RApaLsSession Connect error %d", err);

        TRequestStatus *statusPtr(&aStatus);

        User::RequestComplete(statusPtr, err);

        return;

    }

    TDataType jadFileMimeType(_L8("text/vnd.sun.j2me.app-descriptor"));

    TBool isJad = EFalse;

    err = apaSession.RecognizeSpecificData(aFileHandle, jadFileMimeType, isJad);

    apaSession.Close();

    if (KErrNone != err)

    {

        ELOG1(EJavaInstaller,

              "CJavaSifPlugin::Install RApaLsSession RecognizeSpecificData error %d", err);

    }

    if (isJad)

    {

        // Installation should be started from JAD file

        commandLine.Append(_L(" -jad="));

    }

    else

    {

        // from JAR file

        commandLine.Append(_L(" -jar="));

    }

    // Filename parameter must be surrounded in double quotes to

    // ensure that spaces in filename are passed correctly.

    commandLine.Append(_L("\""));

    commandLine.Append(fileName);

    commandLine.Append(_L("\""));

    // Start JavaInstaller

    std::auto_ptr<HBufC> installerProcess(

        stringToDes(java::runtime::JAVA_PROCESS));

    err = rJavaInstaller.Create(installerProcess->Des(), commandLine);

    if (KErrNone == err)

    {

        // Destroy old Comms server if it exists

        delete iResultsServer;

        iResultsServer = NULL;

        // Start new Comms server that receives component ids, sets them

        // to aResults.

        iResultsServer = new ResultsServer(aResults, *iDummyInfo);

        if (NULL == iResultsServer)

        {

            err = KErrNoMemory;

        }

        else

        {

            // Start the server

            err = iResultsServer->start();

        }

        if (KErrNone != err)

        {

            // server cannot be started

            rJavaInstaller.Close();

            ELOG1(EJavaInstaller,

                  "CJavaSifPlugin::Install: Cannot start results server, err %d", err);

            TRequestStatus *statusPtr(&aStatus);

            User::RequestComplete(statusPtr, err);

            return;

        }

        // The status of the install operation == the exit status of Java Installer

        // It will be passed to the asynch caller through aStatus

        rJavaInstaller.Logon(aStatus);

    }

    else

    {

        rJavaInstaller.Close();

        ELOG1(EJavaInstaller,

              "CJavaSifPlugin::Install: starting JavaInstaller failed, err=%d", err);

        TRequestStatus *statusPtr(&aStatus);

        User::RequestComplete(statusPtr, err);

        return;

    }

    rJavaInstaller.Resume();

    // Do NOT close rJavaInstaller now -> the caller gets notification when the

    // process actually closes.

    iHandlesToClose.Append(rJavaInstaller);

}

void CJavaSifPlugin::Uninstall(

    TComponentId aComponentId,

    const TSecurityContext& aSecurityContext,

    const COpaqueNamedParams& aArguments,

    COpaqueNamedParams& aResults,

    TRequestStatus& aStatus)

{

    if (ExitIfJavaInstallerRunning(aResults, aStatus))

    {

        return;

    }

    RProcess rJavaInstaller;

    TFileName fileName;

    // Max one uid and some options -> 256 is enough

    TBuf<256> commandLine;

    // Build command line used to pass all necessary info to Java Installer

    std::auto_ptr<HBufC> installerStarterDll(

        stringToDes(java::runtime::JAVA_INSTALLER_STARTER_DLL));

    commandLine = installerStarterDll->Des();

    commandLine.Append(_L(" uninstall"));

    commandLine.Append(_L(" -cid="));

    commandLine.AppendNum(aComponentId);

    // Check whether this is silent uninstallation

    TInt silentInstall = 0;

    TRAP_IGNORE(aArguments.GetIntByNameL(KSifInParam_InstallSilently, silentInstall));

    if (silentInstall)

    {

        // Silent uninstallation requires TrustedUI capability

        if (!aSecurityContext.HasCapability(ECapabilityTrustedUI))

        {

            ELOG(EJavaInstaller,

                 "CJavaSifPlugin::Uninstall The caller did not have TrustedUI capability");

            TRequestStatus *statusPtr(&aStatus);

            User::RequestComplete(statusPtr, KErrPermissionDenied);

            return;

        }

        commandLine.Append(_L(" -silent"));

    }

    // No need to start iResultsServer because Uninstall() does not

    // return anything usefull in aResults. We could return extended

    // error code there.

    // start JavaInstaller

    std::auto_ptr<HBufC> installerProcess(

        stringToDes(java::runtime::JAVA_PROCESS));

    TInt err = rJavaInstaller.Create(installerProcess->Des(), commandLine);

    if (KErrNone == err)

    {

        // the exit status of Java Installer will be passed to

        // the asynch caller through aStatus

        rJavaInstaller.Logon(aStatus);

        rJavaInstaller.Resume();

    }

    else

    {

        rJavaInstaller.Close();

        ELOG1(EJavaInstaller,

             "CJavaSifPlugin::Uninstall: starting JavaInstaller failed, err=%d", err);

        TRequestStatus *statusPtr(&aStatus);

        User::RequestComplete(statusPtr, err);

        return;

    }

    // Do NOT close rJavaInstaller now -> the caller gets notification when the

    // process actually closes.

    iHandlesToClose.Append(rJavaInstaller);

}

void CJavaSifPlugin::Activate(

    TComponentId /* aComponentId */,

    const TSecurityContext& /* aSecurityContext */,

    TRequestStatus& aStatus)

{

    // java applications are always active

    TRequestStatus *statusPtr(&aStatus);

    User::RequestComplete(statusPtr, KErrNone);

    return;

}

void CJavaSifPlugin::Deactivate(

    TComponentId /* aComponentId */,

    const TSecurityContext& /* aSecurityContext */,

    TRequestStatus& aStatus)

{

    // java applications are always active

    TRequestStatus *statusPtr(&aStatus);