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path: root/desktop/source/deployment/registry/inc/dp_backend.h
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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: dp_backend.h,v $
 * $Revision: 1.18 $
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#if ! defined INCLUDED_DP_REGISTRY_H
#define INCLUDED_DP_REGISTRY_H

#include "dp_misc.h"
#include "dp_resource.h"
#include "dp_interact.h"
#include "rtl/ref.hxx"
#include "cppuhelper/weakref.hxx"
#include "cppuhelper/implbase1.hxx"
#include "cppuhelper/compbase1.hxx"
#include "cppuhelper/compbase2.hxx"
#include "tools/inetmime.hxx"
#include "com/sun/star/lang/XEventListener.hpp"
#include "com/sun/star/deployment/XPackageRegistry.hpp"
#include "com/sun/star/deployment/XPackageManager.hpp"
#include <memory>
#include <hash_map>
#include "dp_registry.hrc"

namespace dp_registry
{
namespace backend
{

namespace css = ::com::sun::star;

class PackageRegistryBackend;

char const* const BACKEND_SERVICE_NAME =
"com.sun.star.deployment.PackageRegistryBackend";

typedef ::cppu::WeakComponentImplHelper1<
    css::deployment::XPackage > t_PackageBase;

//==============================================================================
class Package : protected ::dp_misc::MutexHolder, public t_PackageBase
{
    void processPackage_impl(
        bool registerPackage,
        css::uno::Reference<css::task::XAbortChannel> const & xAbortChannel,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv );
    
protected:
    ::rtl::Reference<PackageRegistryBackend> m_myBackend;
    const ::rtl::OUString m_url;
    ::rtl::OUString m_name;
    ::rtl::OUString m_displayName;
    const css::uno::Reference<css::deployment::XPackageTypeInfo> m_xPackageType;
    
    void check() const;
    void fireModified();
    virtual void SAL_CALL disposing();
    
    void checkAborted(
        ::rtl::Reference< ::dp_misc::AbortChannel > const & abortChannel );
    
    // @@@ to be implemented by specific backend:
    virtual css::beans::Optional< css::beans::Ambiguous<sal_Bool> >
    isRegistered_(
        ::osl::ResettableMutexGuard & guard,
        ::rtl::Reference< ::dp_misc::AbortChannel > const & abortChannel,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv )
        = 0;
    virtual void processPackage_(
        ::osl::ResettableMutexGuard & guard,
        bool registerPackage,
        ::rtl::Reference< ::dp_misc::AbortChannel > const & abortChannel,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv )
        = 0;
    
    virtual ~Package();
    Package( ::rtl::Reference<PackageRegistryBackend> const & myBackend,
             ::rtl::OUString const & url,
             ::rtl::OUString const & name,
             ::rtl::OUString const & displayName,
             css::uno::Reference<css::deployment::XPackageTypeInfo> const &
             xPackageType );
    
public:
    
    class TypeInfo :
        public ::cppu::WeakImplHelper1<css::deployment::XPackageTypeInfo>
    {
        const ::rtl::OUString m_mediaType;
        const ::rtl::OUString m_fileFilter;
        const ::rtl::OUString m_shortDescr;
        const sal_uInt16 m_smallIcon, m_smallIcon_HC;
    public:
        virtual ~TypeInfo();
        TypeInfo( ::rtl::OUString const & mediaType,
                  ::rtl::OUString const & fileFilter,
                  ::rtl::OUString const & shortDescr,
                  sal_uInt16 smallIcon, sal_uInt16 smallIcon_HC )
            : m_mediaType(mediaType), m_fileFilter(fileFilter),
              m_shortDescr(shortDescr),
              m_smallIcon(smallIcon), m_smallIcon_HC(smallIcon_HC)
            {}
        // XPackageTypeInfo
        virtual ::rtl::OUString SAL_CALL getMediaType()
            throw (css::uno::RuntimeException);
        virtual ::rtl::OUString SAL_CALL getDescription()
            throw (css::uno::RuntimeException);
        virtual ::rtl::OUString SAL_CALL getShortDescription()
            throw (css::uno::RuntimeException);
        virtual ::rtl::OUString SAL_CALL getFileFilter()
            throw (css::uno::RuntimeException);
        virtual css::uno::Any SAL_CALL getIcon( sal_Bool highContrast,
                                                sal_Bool smallIcon )
            throw (css::uno::RuntimeException);
    };
    
    // XComponent
    virtual void SAL_CALL dispose() throw (css::uno::RuntimeException);
    virtual void SAL_CALL addEventListener(
        css::uno::Reference<css::lang::XEventListener> const & xListener )
        throw (css::uno::RuntimeException);
    virtual void SAL_CALL removeEventListener(
        css::uno::Reference<css::lang::XEventListener> const & xListener )
        throw (css::uno::RuntimeException);
    
    // XModifyBroadcaster
    virtual void SAL_CALL addModifyListener(
        css::uno::Reference<css::util::XModifyListener> const & xListener )
        throw (css::uno::RuntimeException);
    virtual void SAL_CALL removeModifyListener(
        css::uno::Reference<css::util::XModifyListener> const & xListener )
        throw (css::uno::RuntimeException);
    
    // XPackage
    virtual css::uno::Reference<css::task::XAbortChannel> SAL_CALL
    createAbortChannel() throw (css::uno::RuntimeException);
    virtual css::beans::Optional< css::beans::Ambiguous<sal_Bool> >
    SAL_CALL isRegistered(
        css::uno::Reference<css::task::XAbortChannel> const & xAbortChannel,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv )
        throw (css::deployment::DeploymentException,
               css::ucb::CommandFailedException,
               css::ucb::CommandAbortedException,
               css::uno::RuntimeException);

    virtual ::sal_Bool SAL_CALL checkPrerequisites( 
        const css::uno::Reference< css::task::XAbortChannel >& xAbortChannel, 
        const css::uno::Reference< css::ucb::XCommandEnvironment >& xCmdEnv,
        sal_Bool bInstalled, ::rtl::OUString const & aContextName) 
        throw (css::deployment::DeploymentException, 
            css::ucb::CommandFailedException, 
            css::ucb::CommandAbortedException, 
            css::uno::RuntimeException);

    virtual void SAL_CALL registerPackage(
        css::uno::Reference<css::task::XAbortChannel> const & xAbortChannel,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv )
        throw (css::deployment::DeploymentException,
               css::ucb::CommandFailedException,
               css::ucb::CommandAbortedException,
               css::lang::IllegalArgumentException, css::uno::RuntimeException);
    virtual void SAL_CALL revokePackage(
        css::uno::Reference<css::task::XAbortChannel> const & xAbortChannel,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv )
        throw (css::deployment::DeploymentException,
               css::ucb::CommandFailedException,
               css::ucb::CommandAbortedException,
               css::lang::IllegalArgumentException,
               css::uno::RuntimeException);
    virtual sal_Bool SAL_CALL isBundle()
        throw (css::uno::RuntimeException);
    virtual css::uno::Sequence< css::uno::Reference<css::deployment::XPackage> >
    SAL_CALL getBundle(
        css::uno::Reference<css::task::XAbortChannel> const & xAbortChannel,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv )
        throw (css::deployment::DeploymentException,
               css::ucb::CommandFailedException,
               css::ucb::CommandAbortedException,
               css::lang::IllegalArgumentException,
               css::uno::RuntimeException);
    virtual ::rtl::OUString SAL_CALL getName()
        throw (css::uno::RuntimeException);
    virtual css::beans::Optional< ::rtl::OUString > SAL_CALL getIdentifier()
        throw (css::uno::RuntimeException);
    virtual ::rtl::OUString SAL_CALL getVersion()
        throw (css::uno::RuntimeException);
    virtual ::rtl::OUString SAL_CALL getURL()
        throw (css::uno::RuntimeException);
    virtual ::rtl::OUString SAL_CALL getDisplayName()
        throw (css::uno::RuntimeException);
    virtual ::rtl::OUString SAL_CALL getDescription()
        throw (css::uno::RuntimeException);
    virtual css::uno::Sequence< ::rtl::OUString > SAL_CALL
    getUpdateInformationURLs() throw (css::uno::RuntimeException);

    virtual css::beans::StringPair SAL_CALL getPublisherInfo() throw (css::uno::RuntimeException);
    virtual css::uno::Reference< css::graphic::XGraphic > SAL_CALL getIcon( sal_Bool bHighContrast ) throw (css::uno::RuntimeException);

    virtual css::uno::Reference<css::deployment::XPackageTypeInfo> SAL_CALL
    getPackageType() throw (css::uno::RuntimeException);
    virtual void SAL_CALL exportTo(
        ::rtl::OUString const & destFolderURL,
        ::rtl::OUString const & newTitle,
        sal_Int32 nameClashAction,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv )
        throw (css::ucb::CommandFailedException,
               css::ucb::CommandAbortedException, css::uno::RuntimeException);
};

typedef ::cppu::WeakComponentImplHelper2<
    css::lang::XEventListener,
    css::deployment::XPackageRegistry > t_BackendBase;

//==============================================================================
class PackageRegistryBackend
    : protected ::dp_misc::MutexHolder, public t_BackendBase
{
    ::rtl::OUString m_cachePath;
    
    typedef ::std::hash_map<
        ::rtl::OUString, css::uno::WeakReference<css::deployment::XPackage>,
        ::rtl::OUStringHash > t_string2weakref;
    t_string2weakref m_bound;
    
protected:
    css::uno::Reference<css::uno::XComponentContext> m_xComponentContext;

    ::rtl::OUString m_context;
    // currently only for library containers:
    enum context {
        CONTEXT_UNKNOWN,
        CONTEXT_USER, CONTEXT_SHARED,
        CONTEXT_DOCUMENT
    } m_eContext;
    bool m_readOnly;

    struct StrCannotDetectMediaType : public ::dp_misc::StaticResourceString<
        StrCannotDetectMediaType, RID_STR_CANNOT_DETECT_MEDIA_TYPE> {};
    struct StrUnsupportedMediaType : public ::dp_misc::StaticResourceString<
        StrUnsupportedMediaType, RID_STR_UNSUPPORTED_MEDIA_TYPE> {};
    
    // @@@ to be implemented by specific backend:
    virtual css::uno::Reference<css::deployment::XPackage> bindPackage_(
        ::rtl::OUString const & url, ::rtl::OUString const & mediaType,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv )
        = 0;
    
    void check();
    virtual void SAL_CALL disposing();
    
    virtual ~PackageRegistryBackend();
    PackageRegistryBackend(
        css::uno::Sequence<css::uno::Any> const & args,
        css::uno::Reference<css::uno::XComponentContext> const & xContext );
    
public:
    struct StrRegisteringPackage : public ::dp_misc::StaticResourceString<
        StrRegisteringPackage, RID_STR_REGISTERING_PACKAGE> {};
    struct StrRevokingPackage : public ::dp_misc::StaticResourceString<
        StrRevokingPackage, RID_STR_REVOKING_PACKAGE> {};
    
    inline css::uno::Reference<css::uno::XComponentContext> const &
    getComponentContext() const { return m_xComponentContext; }
    
    inline ::rtl::OUString const & getCachePath() const { return m_cachePath; }
    inline bool transientMode() const { return m_cachePath.getLength() == 0; }
    
    // XEventListener
    virtual void SAL_CALL disposing( css::lang::EventObject const & evt )
        throw (css::uno::RuntimeException);
    
    // XPackageRegistry
    virtual css::uno::Reference<css::deployment::XPackage> SAL_CALL bindPackage(
        ::rtl::OUString const & url, ::rtl::OUString const & mediaType,
        css::uno::Reference<css::ucb::XCommandEnvironment> const & xCmdEnv )
        throw (css::deployment::DeploymentException,
               css::ucb::CommandFailedException,
               css::lang::IllegalArgumentException, css::uno::RuntimeException);
//     virtual css::uno::Sequence<
//         css::uno::Reference<css::deployment::XPackageTypeInfo> > SAL_CALL
//     getSupportedPackageTypes() throw (css::uno::RuntimeException);
};

}
}

#endif