# Cppcheck report - LibreOffice: forms/source/misc/services.cxx

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    /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
    /*
     * This file is part of the LibreOffice project.
     *
     * This Source Code Form is subject to the terms of the Mozilla Public
     * License, v. 2.0. If a copy of the MPL was not distributed with this
     * file, You can obtain one at http://mozilla.org/MPL/2.0/.
     *
     * This file incorporates work covered by the following license notice:
     *
     *   Licensed to the Apache Software Foundation (ASF) under one or more
     *   contributor license agreements. See the NOTICE file distributed
     *   with this work for additional information regarding copyright
     *   ownership. The ASF licenses this file to you under the Apache
     *   License, Version 2.0 (the "License"); you may not use this file
     *   except in compliance with the License. You may obtain a copy of
     *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
     */

    #include <config_features.h>

    #include "services.hxx"
    #include "frm_module.hxx"
    #include <cppuhelper/factory.hxx>
    #include <osl/diagnose.h>
    #include <uno/mapping.hxx>

    using namespace ::com::sun::star::uno;
    using namespace ::com::sun::star::lang;
    using namespace ::com::sun::star::registry;

    static Sequence< OUString >              s_aClassImplementationNames;
    static Sequence<Sequence< OUString > >   s_aClassServiceNames;

    // need to use sal_Int64 instead of ComponentInstantiation, as ComponentInstantiation has no cppuType, so
    // it can't be used with sequences
    static Sequence<sal_Int64>               s_aFactories;

    void registerClassInfo(
            const OUString& _rClassImplName,                 // the ImplName of the class
            const Sequence< OUString >& _rServiceNames,      // the services supported by this class
            ::cppu::ComponentInstantiation _pCreateFunction  // the method for instantiating such a class
            )
    {
        sal_Int32 nCurrentLength = s_aClassImplementationNames.getLength();
        OSL_ENSURE((nCurrentLength == s_aClassServiceNames.getLength())
            && (nCurrentLength == s_aFactories.getLength()),
            "forms::registerClassInfo : invalid class infos !");

        s_aClassImplementationNames.realloc(nCurrentLength + 1);
        s_aClassServiceNames.realloc(nCurrentLength + 1);
        s_aFactories.realloc(nCurrentLength + 1);

        s_aClassImplementationNames.getArray()[nCurrentLength] = _rClassImplName;
        s_aClassServiceNames.getArray()[nCurrentLength] = _rServiceNames;
        s_aFactories.getArray()[nCurrentLength] = reinterpret_cast<sal_Int64>(_pCreateFunction);
    }

    #define REGISTER_CLASS_CORE(classImplName) \
        registerClassInfo( \
            "com.sun.star.form." #classImplName, \
            aServices, \
            frm::classImplName##_CreateInstance)

    #define REGISTER_CLASS1(classImplName, service1) \
        aServices.realloc(1); \
        aServices.getArray()[0] = service1; \
        REGISTER_CLASS_CORE(classImplName)

    #define REGISTER_CLASS2(classImplName, service1, service2) \
        aServices.realloc(2); \
        aServices.getArray()[0] = service1; \
        aServices.getArray()[1] = service2; \
        REGISTER_CLASS_CORE(classImplName)

    #define REGISTER_CLASS3(classImplName, service1, service2, service3) \
        aServices.realloc(3); \
        aServices.getArray()[0] = service1; \
        aServices.getArray()[1] = service2; \
        aServices.getArray()[2] = service3; \
        REGISTER_CLASS_CORE(classImplName)

    #define REGISTER_CLASS4(classImplName, service1, service2, service3, service4) \
        aServices.realloc(4); \
        aServices.getArray()[0] = service1; \
        aServices.getArray()[1] = service2; \
        aServices.getArray()[2] = service3; \
        aServices.getArray()[3] = service4; \
        REGISTER_CLASS_CORE(classImplName)

    void ensureClassInfos()
    {
        if (s_aClassImplementationNames.getLength())
            // nothing to do
            return;
        Sequence< OUString > aServices;

        // = ControlModels

        // - FixedText
        REGISTER_CLASS2(OFixedTextModel, FRM_COMPONENT_FIXEDTEXT, FRM_SUN_COMPONENT_FIXEDTEXT);
        // - Hidden
        REGISTER_CLASS3(OHiddenModel, FRM_COMPONENT_HIDDENCONTROL, FRM_SUN_COMPONENT_HIDDENCONTROL, FRM_COMPONENT_HIDDEN);
        // - FileControl
        REGISTER_CLASS2(OFileControlModel, FRM_COMPONENT_FILECONTROL, FRM_SUN_COMPONENT_FILECONTROL);
        // - ImageButton
        REGISTER_CLASS2(OImageButtonModel, FRM_COMPONENT_IMAGEBUTTON, FRM_SUN_COMPONENT_IMAGEBUTTON);
        // - GridControl
        REGISTER_CLASS3(OGridControlModel, FRM_COMPONENT_GRID /* compatibility */, FRM_COMPONENT_GRIDCONTROL, FRM_SUN_COMPONENT_GRIDCONTROL);
        // - GroupBox
        REGISTER_CLASS2(OGroupBoxModel, FRM_COMPONENT_GROUPBOX, FRM_SUN_COMPONENT_GROUPBOX);

        // - RadioButton
        REGISTER_CLASS4( ORadioButtonModel, FRM_COMPONENT_RADIOBUTTON, FRM_SUN_COMPONENT_RADIOBUTTON, FRM_SUN_COMPONENT_DATABASE_RADIOBUTTON, BINDABLE_DATABASE_RADIO_BUTTON );
        // - CheckBox
        REGISTER_CLASS4( OCheckBoxModel, FRM_COMPONENT_CHECKBOX, FRM_SUN_COMPONENT_CHECKBOX, FRM_SUN_COMPONENT_DATABASE_CHECKBOX, BINDABLE_DATABASE_CHECK_BOX );
        // - ListBox
        REGISTER_CLASS4( OListBoxModel, FRM_COMPONENT_LISTBOX, FRM_SUN_COMPONENT_LISTBOX, FRM_SUN_COMPONENT_DATABASE_LISTBOX, BINDABLE_DATABASE_LIST_BOX );
        // - ComboBox
        REGISTER_CLASS4( OComboBoxModel, FRM_COMPONENT_COMBOBOX, FRM_SUN_COMPONENT_COMBOBOX, FRM_SUN_COMPONENT_DATABASE_COMBOBOX, BINDABLE_DATABASE_COMBO_BOX );
        // - EditControl
        REGISTER_CLASS4( OEditModel, FRM_COMPONENT_TEXTFIELD, FRM_SUN_COMPONENT_TEXTFIELD, FRM_SUN_COMPONENT_DATABASE_TEXTFIELD, BINDABLE_DATABASE_TEXT_FIELD );
        // - DateControl
        REGISTER_CLASS3( ODateModel, FRM_COMPONENT_DATEFIELD, FRM_SUN_COMPONENT_DATEFIELD, FRM_SUN_COMPONENT_DATABASE_DATEFIELD );
        // - TimeControl
        REGISTER_CLASS3( OTimeModel, FRM_COMPONENT_TIMEFIELD, FRM_SUN_COMPONENT_TIMEFIELD, FRM_SUN_COMPONENT_DATABASE_TIMEFIELD );
        // - NumericField
        REGISTER_CLASS4( ONumericModel, FRM_COMPONENT_NUMERICFIELD, FRM_SUN_COMPONENT_NUMERICFIELD, FRM_SUN_COMPONENT_DATABASE_NUMERICFIELD, BINDABLE_DATABASE_NUMERIC_FIELD );
        // - CurrencyField
        REGISTER_CLASS3( OCurrencyModel, FRM_COMPONENT_CURRENCYFIELD, FRM_SUN_COMPONENT_CURRENCYFIELD, FRM_SUN_COMPONENT_DATABASE_CURRENCYFIELD );
        // - PatternField
        REGISTER_CLASS3( OPatternModel, FRM_COMPONENT_PATTERNFIELD, FRM_SUN_COMPONENT_PATTERNFIELD, FRM_SUN_COMPONENT_DATABASE_PATTERNFIELD );
        // - Button
        REGISTER_CLASS2( OButtonModel, FRM_COMPONENT_COMMANDBUTTON, FRM_SUN_COMPONENT_COMMANDBUTTON );
        // - ImageControl
        REGISTER_CLASS2( OImageControlModel, FRM_COMPONENT_IMAGECONTROL, FRM_SUN_COMPONENT_IMAGECONTROL );

        // - FormattedField
        REGISTER_CLASS1(OFormattedFieldWrapper, FRM_COMPONENT_EDIT);
            // since SRC568 both OFormattedModel and OEditModel use FRM_COMPONENT_EDIT for persistence,
            // and while reading a wrapper determines which kind of model it is
        // register the wrapper for the FormattedField, as it handles the XPersistObject::write
        // so that version <= 5.1 are able to read it
        aServices.realloc(4);
        aServices.getArray()[0] = FRM_COMPONENT_FORMATTEDFIELD;
        aServices.getArray()[1] = FRM_SUN_COMPONENT_FORMATTEDFIELD;
        aServices.getArray()[2] = FRM_SUN_COMPONENT_DATABASE_FORMATTEDFIELD;
        aServices.getArray()[3] = BINDABLE_DATABASE_FORMATTED_FIELD;

        registerClassInfo(OUString("com.sun.star.comp.forms.OFormattedFieldWrapper_ForcedFormatted"),
            aServices,
            frm::OFormattedFieldWrapper_CreateInstance_ForceFormatted);

        // = Controls
        // - RadioButton
        REGISTER_CLASS2(ORadioButtonControl, STARDIV_ONE_FORM_CONTROL_RADIOBUTTON, FRM_SUN_CONTROL_RADIOBUTTON);
        // - CheckBox
        REGISTER_CLASS2(OCheckBoxControl, STARDIV_ONE_FORM_CONTROL_CHECKBOX, FRM_SUN_CONTROL_CHECKBOX);
        // - GroupBox
        REGISTER_CLASS2(OGroupBoxControl, STARDIV_ONE_FORM_CONTROL_GROUPBOX, FRM_SUN_CONTROL_GROUPBOX);
        // - ListBox
        REGISTER_CLASS2(OListBoxControl, STARDIV_ONE_FORM_CONTROL_LISTBOX, FRM_SUN_CONTROL_LISTBOX);
        // - ComboBox
        REGISTER_CLASS2(OComboBoxControl, STARDIV_ONE_FORM_CONTROL_COMBOBOX, FRM_SUN_CONTROL_COMBOBOX);
        // - EditControl
        REGISTER_CLASS3(OEditControl, STARDIV_ONE_FORM_CONTROL_TEXTFIELD, FRM_SUN_CONTROL_TEXTFIELD, STARDIV_ONE_FORM_CONTROL_EDIT);
        // - DateControl
        REGISTER_CLASS2(ODateControl, STARDIV_ONE_FORM_CONTROL_DATEFIELD, FRM_SUN_CONTROL_DATEFIELD);
        // - TimeControl
        REGISTER_CLASS2(OTimeControl, STARDIV_ONE_FORM_CONTROL_TIMEFIELD, FRM_SUN_CONTROL_TIMEFIELD);
        // - NumericField
        REGISTER_CLASS2(ONumericControl, STARDIV_ONE_FORM_CONTROL_NUMERICFIELD, FRM_SUN_CONTROL_NUMERICFIELD);
        // - CurrencyField
        REGISTER_CLASS2(OCurrencyControl, STARDIV_ONE_FORM_CONTROL_CURRENCYFIELD, FRM_SUN_CONTROL_CURRENCYFIELD);
        // - PatternField
        REGISTER_CLASS2(OPatternControl, STARDIV_ONE_FORM_CONTROL_PATTERNFIELD, FRM_SUN_CONTROL_PATTERNFIELD);
        // - FormattedField
        REGISTER_CLASS2(OFormattedControl, STARDIV_ONE_FORM_CONTROL_FORMATTEDFIELD, FRM_SUN_CONTROL_FORMATTEDFIELD);
        // - Button
        REGISTER_CLASS2(OButtonControl, STARDIV_ONE_FORM_CONTROL_COMMANDBUTTON, FRM_SUN_CONTROL_COMMANDBUTTON);
        // - ImageButton
        REGISTER_CLASS2(OImageButtonControl, STARDIV_ONE_FORM_CONTROL_IMAGEBUTTON, FRM_SUN_CONTROL_IMAGEBUTTON);
        // - ImageControl
        REGISTER_CLASS2(OImageControlControl, STARDIV_ONE_FORM_CONTROL_IMAGECONTROL, FRM_SUN_CONTROL_IMAGECONTROL);

        // = various
        aServices.realloc(1);
        aServices.getArray()[0] = "com.sun.star.form.Forms";
        REGISTER_CLASS_CORE(OFormsCollection);

        REGISTER_CLASS1(ImageProducer, SRV_AWT_IMAGEPRODUCER);

        // = XForms core
    #define REGISTER_XFORMS_CLASS(name) \
        aServices.realloc(1); \
        aServices[0] = "com.sun.star.xforms." #name ; \
        REGISTER_CLASS_CORE(name)

        REGISTER_XFORMS_CLASS(Model);
        REGISTER_XFORMS_CLASS(XForms);

    }

    extern "C"
    {

    void SAL_CALL createRegistryInfo_FORMS()
    {
        static bool bInit = false;
        if (!bInit)
        {
    #if HAVE_FEATURE_DBCONNECTIVITY
            createRegistryInfo_ODatabaseForm();
    #endif
            createRegistryInfo_OFilterControl();
            createRegistryInfo_OScrollBarModel();
            createRegistryInfo_OSpinButtonModel();
            createRegistryInfo_ONavigationBarModel();
            createRegistryInfo_ONavigationBarControl();
            createRegistryInfo_ORichTextModel();
            createRegistryInfo_ORichTextControl();
            createRegistryInfo_CLibxml2XFormsExtension();
    #if HAVE_FEATURE_DBCONNECTIVITY
            createRegistryInfo_FormOperations();
    #endif
            bInit = true;
        }
    }

    SAL_DLLPUBLIC_EXPORT void* SAL_CALL frm_component_getFactory(const sal_Char* _pImplName, void* _pServiceManager, void* /*_pRegistryKey*/)<--- The function 'frm_component_getFactory' is never used.
    {
        if (!_pServiceManager || !_pImplName)
            return NULL;

        // a lot of stuff which is implemented "manually" here in this file
        void* pRet = NULL;

        // collect the class infos
        ensureClassInfos();

        // both our static sequences should have the same length ...
        sal_Int32 nClasses = s_aClassImplementationNames.getLength();
        OSL_ENSURE((s_aClassServiceNames.getLength() == nClasses) &&
            (s_aFactories.getLength() == nClasses),
            "forms::component_getFactory : invalid class infos !");

        // loop through the sequences and register the service providers
        const OUString* pClasses = s_aClassImplementationNames.getConstArray();
        const Sequence< OUString >* pServices = s_aClassServiceNames.getConstArray();
        const sal_Int64* pFunctionsAsInts = s_aFactories.getConstArray();

        for (sal_Int32 i=0; i<nClasses; ++i, ++pClasses, ++pServices, ++pFunctionsAsInts)
        {
            if (rtl_ustr_ascii_compare(pClasses->getStr(), _pImplName) == 0)
            {
                ::cppu::ComponentInstantiation aCurrentCreateFunction =
                    reinterpret_cast< ::cppu::ComponentInstantiation>(*pFunctionsAsInts);

                Reference<XSingleServiceFactory> xFactory(
                    ::cppu::createSingleFactory(
                        static_cast<css::lang::XMultiServiceFactory*>(
                            _pServiceManager),
                        *pClasses,
                        aCurrentCreateFunction,
                        *pServices
                    )
                );
                if (xFactory.is())
                {
                    xFactory->acquire();
                    pRet = xFactory.get();
                    break;
                }
            }
        }

        // the real way - use the OModule
        if ( !pRet )
        {
            createRegistryInfo_FORMS();
            {
                // let the module look for the component
                Reference< XInterface > xRet;
                xRet = ::frm::OFormsModule::getComponentFactory(
                    OUString::createFromAscii( _pImplName ),
                    static_cast< XMultiServiceFactory* >( _pServiceManager ) );

                if ( xRet.is() )
                    xRet->acquire();
                pRet = xRet.get();
            }
        }

        return pRet;
    }

    }

    /* vim:set shiftwidth=4 softtabstop=4 expandtab: */