/*

* Copyright (c) 2007-2009 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:  Implementation for ESMR send MR via fs email task

*

*/

#include "emailtrace.h"

#include "cesmrsendmrfsmailreplytask.h"

#include <utf.h>

#include <bautils.h>

#include <caluser.h>

#include <cmrmailboxutils.h>

#include <calentry.h>

//<cmail>

#include "CFSMailMessage.h"

#include <coemain.h>

#include <coeaui.h>

#include "FreestyleEmailUiConstants.h"

//</cmail>

#include "cesmrcaldbmgr.h"

#include "mesmrmeetingrequestentry.h"

#include "cesmrfsemailmanager.h"

#include "cesmrmailplaitextformatter.h"

#include "cesmrcalimportexporter.h"

#include "cesmrcaluserutil.h"

#include "tesmrinputparams.h"

#include "esmrhelper.h"

// Unnamed namespace for local definitions

namespace {

#ifdef _DEBUG

// Literal for panics

_LIT( ESMRSendMRRespMailPanicTxt, "ESMRSendMRFSEMailTask" );

// Panic codes

enum TESMRSendMRFSMailTaskPanic

    {

    EESMRSendMRFSAttendeesMissing,

    EESMRCannotBeTriggeredFromMail

    };

// ======== LOCAL FUNCTIONS ========

// ---------------------------------------------------------------------------

// Panic wrapper method

// ---------------------------------------------------------------------------

//

void Panic( TESMRSendMRFSMailTaskPanic aPanic )

    {

    User::Panic( ESMRSendMRRespMailPanicTxt, aPanic );

    }

#endif // _DEBUG

// ---------------------------------------------------------------------------

// Leave wrapper method

// ---------------------------------------------------------------------------

//

inline void DoLeaveIfErrorL( TInt aLeaveCode )

    {

    if ( KErrNone != aLeaveCode )

        {

        User::Leave( aLeaveCode );

        }

    }

} // namespace

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

// ---------------------------------------------------------------------------

// CESMRSendMRFSMailReplyTask::CESMRSendMRFSMailReplyTask

// ---------------------------------------------------------------------------

//

CESMRSendMRFSMailReplyTask::CESMRSendMRFSMailReplyTask(

        MESMRCalDbMgr& aCalDbMgr,

        MESMRMeetingRequestEntry& aEntry,

        CMRMailboxUtils& aMRMailboxUtils,

        TBool aReplyAll)

:   CESMRTaskBase( aCalDbMgr, aEntry, aMRMailboxUtils ),

    iReplyAll(aReplyAll)

    {

    FUNC_LOG;

    //do nothing

    }

// ---------------------------------------------------------------------------

// CESMRSendMRFSMailReplyTask::~CESMRSendMRFSMailReplyTask

// ---------------------------------------------------------------------------

//

CESMRSendMRFSMailReplyTask::~CESMRSendMRFSMailReplyTask()

    {

    FUNC_LOG;

    delete iEntryToSend;

    delete iCaluserUtil;

    delete iEmailMgr;

    }

// ---------------------------------------------------------------------------

// CESMRSendMRFSMailReplyTask::NewL

// ---------------------------------------------------------------------------

//

CESMRSendMRFSMailReplyTask* CESMRSendMRFSMailReplyTask::NewL(

        MESMRCalDbMgr& aCalDbMgr,

        MESMRMeetingRequestEntry& aEntry,

        CMRMailboxUtils& aMRMailboxUtils,

        TBool aReplyAll)

    {

    FUNC_LOG;

    CESMRSendMRFSMailReplyTask* self =

        new (ELeave) CESMRSendMRFSMailReplyTask(

                aCalDbMgr,

                aEntry,

                aMRMailboxUtils,

                aReplyAll);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

// ---------------------------------------------------------------------------

// CESMRSendMRFSMailReplyTask::ConstructL

// ---------------------------------------------------------------------------

//

void CESMRSendMRFSMailReplyTask::ConstructL()

    {

    FUNC_LOG;

    BaseConstructL();

    iEmailMgr = CESMRFSEMailManager::NewL( MailboxUtils() );

    }

// ---------------------------------------------------------------------------

// CESMRSendMRFSMailReplyTask::ExecuteTaskL

// ---------------------------------------------------------------------------

//

void CESMRSendMRFSMailReplyTask::ExecuteTaskL()

    {

    FUNC_LOG;

    iEntryToSend = ESMREntry().ValidateEntryL();

    iCaluserUtil = CESMRCalUserUtil::NewL( *iEntryToSend );

    ConstructMailL();

    iEmailMgr->StoreMessageToDraftsFolderL();

    LaunchFSEmailEditorL(iReplyAll);

    }

// ---------------------------------------------------------------------------

// CESMRSendMRRespFSMailTask::ConstructMailL

// ---------------------------------------------------------------------------

//

void CESMRSendMRFSMailReplyTask::ConstructMailL()

    {

    FUNC_LOG;

    // create text formatter:

    CESMRMailPlainTextFormatter* textFormatter =

            CESMRMailPlainTextFormatter::NewLC( MailboxUtils() );

    TESMRInputParams startupparams;

    TBool isEmail = ESMREntry().StartupParameters(startupparams);

    // This command cannot be triggered from email

    __ASSERT_DEBUG( !isEmail, Panic(EESMRCannotBeTriggeredFromMail) );

    if(isEmail)

        {

        // This command cannot be triggered from email

        User::Leave( KErrNotSupported );

        }

    else

        {

        //launched from calendar, mail id available for mr

        // Prepare email manager for sending

        CCalUser* mailboxUser = iEntryToSend->PhoneOwnerL();

        iEmailMgr->PrepareForSendingL(

                ESMRHelper::AddressWithoutMailtoPrefix(

                        mailboxUser->Address() ) );

        // set the email subject:

        HBufC* subject =

            textFormatter->ReplyStringLC( *iEntryToSend );

        iEmailMgr->SetSubjectL(*subject);

        CleanupStack::PopAndDestroy(subject);

        CCalUser* organizer = iEntryToSend->OrganizerL();

        //Add organizer as sender

        iEmailMgr->SetSenderL(

                            organizer->Address(),

                            organizer->CommonName() );

        if(iReplyAll)

            {

            //Add also required and optional attendees

            AddAttendeesL();

            }

        }

    CleanupStack::PopAndDestroy(textFormatter);

    }

// ---------------------------------------------------------------------------

// CESMRSendMRFSMailReplyTask::AddAttendeesL

// ---------------------------------------------------------------------------

//

void CESMRSendMRFSMailReplyTask::AddAttendeesL()

    {

    FUNC_LOG;

    RArray<CCalAttendee*> requiredAttendees;

    CleanupClosePushL( requiredAttendees );

    RArray<CCalAttendee*> optionalAttendees;

    CleanupClosePushL( optionalAttendees );

    iCaluserUtil->GetAttendeesL(

            requiredAttendees,

            EESMRRoleRequiredAttendee );

    iCaluserUtil->GetAttendeesL(

            optionalAttendees,

            EESMRRoleOptionalAttendee );

    // Add recipients and cc-recipients

    TInt attendeeCount( requiredAttendees.Count() );

    __ASSERT_DEBUG( attendeeCount, Panic(EESMRSendMRFSAttendeesMissing) );

    if ( !attendeeCount )

        {

        DoLeaveIfErrorL( KErrArgument );

        }

    for (TInt i(0); i < attendeeCount; ++i)

        {

        iEmailMgr->AppendToRecipientL(

                requiredAttendees[i]->Address(),

                requiredAttendees[i]->CommonName() );

        }

    TInt optAttendeeCount( optionalAttendees.Count() );

    for (TInt i(0); i < optAttendeeCount; ++i)

        {

        iEmailMgr->AppendToRecipientL(

                optionalAttendees[i]->Address(),

                optionalAttendees[i]->CommonName() );

        }

    CleanupStack::PopAndDestroy(2, &requiredAttendees );

    }

// ---------------------------------------------------------------------------

// CESMRSendMRFSMailReplyTask::ResolveUsedMailboxUserAddressLC

// ---------------------------------------------------------------------------

//

HBufC* CESMRSendMRFSMailReplyTask::ResolveUsedMailboxUserAddressLC()

    {

    FUNC_LOG;

    HBufC* mailboxUserAddress = NULL;

    MESMRMeetingRequestEntry& mrEntry( ESMREntry());

    if ( mrEntry.IsForwardedL() )

        {

        // Entry is forwarder --> Use default mailbox

        CMRMailboxUtils::TMailboxInfo mbInfo;

        CMRMailboxUtils& mbUtils( MailboxUtils() );

        mbUtils.GetDefaultMRMailBoxL( mbInfo );

        mailboxUserAddress = mbInfo.iEmailAddress.AllocLC();

        }

    else

        {

        CCalUser *mailboxUser = iEntryToSend->PhoneOwnerL();

        mailboxUserAddress = mailboxUser->Address().AllocLC();

        }

    return mailboxUserAddress;

    }

// ---------------------------------------------------------------------------

// CESMRSendMRFSMailReplyTask::LaunchFSEmailEditorL

// ---------------------------------------------------------------------------

//

TInt CESMRSendMRFSMailReplyTask::LaunchFSEmailEditorL(TBool aReplAll)

    {

    FUNC_LOG;

    CCoeEnv* coe = CCoeEnv::Static();

    CCoeAppUi* appui = coe->AppUi();

    // fill params

    TEditorLaunchParams params;

    params.iActivatedExternally = ETrue;

    params.iMailboxId = iEmailMgr->MailboxId();

    params.iFolderId = iEmailMgr->MessageFolderId();

    params.iMsgId = iEmailMgr->MessageId();

    TVwsViewId viewId(

            KFSEmailUiUid,

            MailEditorId );

    TUid editorCommand;

    if(aReplAll)

        {

        editorCommand = TUid::Uid( KEditorCmdReplyAll );

        }

    else

        {

        editorCommand = TUid::Uid( KEditorCmdReply );

        }

    TPckgC<TEditorLaunchParams> buf( params );

    appui->ActivateViewL(

            viewId,

            editorCommand,

            buf );

    return KErrNone;

    }

//EOF