S60 3rd Edition SDK for Symbian OS Example Applications Guide

SIPExResolverPlugin.cpp

/*
* ==============================================================================
*  Name        : SIPExResolverPlugin.cpp
*  Part of     : SIPExResolverPlugin
*  Interface   : 
*  Description : 
*  Version     : 
*
*  Copyright (c) 2005-2006 Nokia Corporation.
*  This material, including documentation and any related 
*  computer programs, is protected by copyright controlled by 
*  Nokia Corporation.
* ==============================================================================
*/

#include "SIPExResolverPlugin.h"

#include <apacmdln.h>

// SIPEx capabilities - could be also defined in resource of this plugin
// but then length of capablities text is in resource file limited to 
// 255 characters. However, defining capabilities in resource file's opaque_data 
// field is more efficient way.
_LIT8(KCapabilities,
"<SIP_CLIENT ALLOW_STARTING=\"YES\">\
<SIP_HEADERS>\
<ACCEPT value=\"application/sdp\"/>\
<ACCEPT value=\"SIPEx/InstantMessage\"/>\
</SIP_HEADERS>\
<SDP_LINES>\
<LINE name=\"m\" value=\"application 0 TCP SIPEx\"/>\
</SDP_LINES>\
</SIP_CLIENT>");

// -----------------------------------------------------------------------------
// CTTCNResolverPlugin1::NewL
// -----------------------------------------------------------------------------
//
CSIPExResolverPlugin* CSIPExResolverPlugin::NewL()
        {
        CSIPExResolverPlugin* self = new ( ELeave ) CSIPExResolverPlugin;
        CleanupStack::PushL( self );
        self->ConstructL();
        CleanupStack::Pop( self );
        return self;
        }

// -----------------------------------------------------------------------------
// CSIPExResolverPlugin::ConstructL
// -----------------------------------------------------------------------------
//
void CSIPExResolverPlugin::ConstructL()
        {
        const TUid KMyImplementationUid = { KSIPExResolverPluginUID };

        RImplInfoPtrArray infoArray;
        REComSession::ListImplementationsL( KSIPResolvedClientIFUid, infoArray );
        CleanupStack::PushL( TCleanupItem( ResetAndDestroy, &infoArray ) );

        TBool found = EFalse;
        for ( TInt i=0; !found && i < infoArray.Count(); i++ )
                {
                CImplementationInformation* info = infoArray[ i ];
                if ( info->ImplementationUid() == KMyImplementationUid )
                        {
                        TLex8 lex( info->DataType() );
                        TUint value( 0 );
                        User::LeaveIfError( lex.Val( value, EHex ) );
                    iApplicationUID.iUid = value;
                        found = ETrue;
                        }
                }

        CleanupStack::PopAndDestroy( 1 ); // infoArray

        if ( !found )
                {
                User::Leave( KErrNotFound );
                }
                
        User::LeaveIfError( iApaSession.Connect() );
        User::LeaveIfError( iApaSession.GetAppInfo( iAppInfo, iApplicationUID ) );              
        }

// -----------------------------------------------------------------------------
// CSIPExResolverPlugin::~CSIPExResolverPlugin
// -----------------------------------------------------------------------------
//
CSIPExResolverPlugin::~CSIPExResolverPlugin()
        {
        iApaSession.Close();
        }
        
// -----------------------------------------------------------------------------
// CSIPExResolverPlugin::ChannelL
// -----------------------------------------------------------------------------
//      
TUid CSIPExResolverPlugin::ChannelL( RStringF /*aMethod*/,
    const TDesC8& /*aRequestUri*/,
    const RPointerArray<CSIPHeaderBase>& /*aHeaders*/,
    const TDesC8& /*aContent*/,
    const CSIPContentTypeHeader* /*aContentType*/)
    {
    return iApplicationUID;
    }


// -----------------------------------------------------------------------------
// CSIPExResolverPlugin::ConnectL
// -----------------------------------------------------------------------------
//
void CSIPExResolverPlugin::ConnectL( TUid aUid )
        {
        // Launch app based on uid passed from SIP stack
        //
        TApaAppInfo appInfo;
        User::LeaveIfError( iApaSession.GetAppInfo( appInfo, aUid ) );
        CApaCommandLine* cmdLine = CApaCommandLine::NewLC();
#ifdef EKA2
        cmdLine->SetExecutableNameL( appInfo.iFullName );
#else
        cmdLine->SetLibraryNameL( appInfo.iFullName );
#endif
        User::LeaveIfError( iApaSession.StartApp( *cmdLine ) );
        CleanupStack::PopAndDestroy( cmdLine ); 
        }
        
// -----------------------------------------------------------------------------
// CTTCNResolverPlugin1::Capabilities
// -----------------------------------------------------------------------------
//
const TDesC8& CSIPExResolverPlugin::Capabilities()
    {
    return KCapabilities;
    }

// -----------------------------------------------------------------------------
// CSIPExResolverPlugin::ResetAndDestroy
// -----------------------------------------------------------------------------
//
void CSIPExResolverPlugin::ResetAndDestroy( TAny* anArray )
        {
    RImplInfoPtrArray* array = reinterpret_cast<RImplInfoPtrArray*>( anArray );
    if (array)
        {
        array->ResetAndDestroy();
        }
        }

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© Nokia 2006