com.liferay.configuration.admin.web.internal.util.DDMFormRendererHelper.java Source code

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Here is the source code for com.liferay.configuration.admin.web.internal.util.DDMFormRendererHelper.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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 for more
 * details.
 */

package com.liferay.configuration.admin.web.internal.util;

import com.liferay.configuration.admin.web.internal.model.ConfigurationModel;
import com.liferay.dynamic.data.mapping.form.renderer.DDMFormRenderer;
import com.liferay.dynamic.data.mapping.form.renderer.DDMFormRenderingContext;
import com.liferay.dynamic.data.mapping.form.renderer.DDMFormRenderingException;
import com.liferay.dynamic.data.mapping.model.DDMForm;
import com.liferay.dynamic.data.mapping.model.DDMFormLayout;
import com.liferay.dynamic.data.mapping.storage.DDMFormValues;
import com.liferay.dynamic.data.mapping.util.DDMFormLayoutFactory;
import com.liferay.dynamic.data.mapping.util.DDMUtil;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.PortalUtil;
import com.liferay.portal.kernel.util.ResourceBundleLoader;
import com.liferay.portal.kernel.util.WebKeys;

import java.util.Locale;
import java.util.ResourceBundle;

import javax.portlet.PortletException;
import javax.portlet.PortletRequest;
import javax.portlet.PortletResponse;

/**
 * @author Marcellus Tavares
 */
public class DDMFormRendererHelper {

    public DDMFormRendererHelper(PortletRequest portletRequest, PortletResponse portletResponse,
            ConfigurationModel configurationModel, DDMFormRenderer ddmFormRenderer,
            ResourceBundleLoaderProvider resourceBundleLoaderProvider) {

        _portletRequest = portletRequest;
        _portletResponse = portletResponse;
        _configurationModel = configurationModel;
        _ddmFormRenderer = ddmFormRenderer;
        _resourceBundleLoaderProvider = resourceBundleLoaderProvider;
    }

    public String getDDMFormHTML() throws PortletException {
        try {
            DDMForm ddmForm = getDDMForm();

            return _ddmFormRenderer.render(ddmForm, getDDMFormLayout(ddmForm),
                    createDDMFormRenderingContext(ddmForm));
        } catch (DDMFormRenderingException ddmfre) {
            _log.error("Unable to render DDM Form ", ddmfre);

            throw new PortletException(ddmfre);
        }
    }

    protected DDMFormRenderingContext createDDMFormRenderingContext(DDMForm ddmForm) {

        DDMFormRenderingContext ddmFormRenderingContext = new DDMFormRenderingContext();

        ddmFormRenderingContext.setDDMFormValues(getDDMFormValues(ddmForm));
        ddmFormRenderingContext.setHttpServletRequest(PortalUtil.getHttpServletRequest(_portletRequest));
        ddmFormRenderingContext.setHttpServletResponse(PortalUtil.getHttpServletResponse(_portletResponse));
        ddmFormRenderingContext.setLocale(getLocale());
        ddmFormRenderingContext.setPortletNamespace(_portletResponse.getNamespace());

        return ddmFormRenderingContext;
    }

    protected DDMForm getDDMForm() {
        String bundleSymbolicName = _configurationModel.getBundleSymbolicName();

        ResourceBundleLoader resourceBundleLoader = _resourceBundleLoaderProvider
                .getResourceBundleLoader(bundleSymbolicName);

        Locale locale = getLocale();

        ResourceBundle resourceBundle = resourceBundleLoader.loadResourceBundle(locale);

        ConfigurationModelToDDMFormConverter configurationModelToDDMFormConverter = new ConfigurationModelToDDMFormConverter(
                _configurationModel, locale, resourceBundle);

        return configurationModelToDDMFormConverter.getDDMForm();
    }

    protected DDMFormLayout getDDMFormLayout(DDMForm ddmForm) {
        Class<?> formClass = ConfigurationDDMFormDeclarationUtil.getConfigurationDDMFormClass(_configurationModel);

        if (formClass != null) {
            try {
                return DDMFormLayoutFactory.create(formClass);
            } catch (IllegalArgumentException iae) {
            }
        }

        return DDMUtil.getDefaultDDMFormLayout(ddmForm);
    }

    protected DDMFormValues getDDMFormValues(DDMForm ddmForm) {
        String bundleSymbolicName = _configurationModel.getBundleSymbolicName();

        ResourceBundleLoader resourceBundleLoader = _resourceBundleLoaderProvider
                .getResourceBundleLoader(bundleSymbolicName);

        Locale locale = getLocale();

        ResourceBundle resourceBundle = resourceBundleLoader.loadResourceBundle(locale);

        ConfigurationModelToDDMFormValuesConverter configurationModelToDDMFormValuesConverter = new ConfigurationModelToDDMFormValuesConverter(
                _configurationModel, ddmForm, locale, resourceBundle);

        return configurationModelToDDMFormValuesConverter.getDDMFormValues();
    }

    protected Locale getLocale() {
        ThemeDisplay themeDisplay = (ThemeDisplay) _portletRequest.getAttribute(WebKeys.THEME_DISPLAY);

        return themeDisplay.getLocale();
    }

    private static final Log _log = LogFactoryUtil.getLog(DDMFormRendererHelper.class);

    private final ConfigurationModel _configurationModel;
    private final DDMFormRenderer _ddmFormRenderer;
    private final PortletRequest _portletRequest;
    private final PortletResponse _portletResponse;
    private final ResourceBundleLoaderProvider _resourceBundleLoaderProvider;

}