com.liferay.dynamic.data.mapping.internal.render.ImageDDMFormFieldValueRenderer Maven / Gradle / Ivy

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/**
 * SPDX-FileCopyrightText: (c) 2000 Liferay, Inc. https://liferay.com
 * SPDX-License-Identifier: LGPL-2.1-or-later OR LicenseRef-Liferay-DXP-EULA-2.0.0-2023-06
 */

package com.liferay.dynamic.data.mapping.internal.render;

import com.liferay.dynamic.data.mapping.model.DDMFormFieldType;
import com.liferay.dynamic.data.mapping.model.Value;
import com.liferay.dynamic.data.mapping.render.BaseDDMFormFieldValueRenderer;
import com.liferay.dynamic.data.mapping.render.ValueAccessor;
import com.liferay.dynamic.data.mapping.render.ValueAccessorException;
import com.liferay.dynamic.data.mapping.storage.DDMFormFieldValue;
import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.json.JSONException;
import com.liferay.portal.kernel.json.JSONFactoryUtil;
import com.liferay.portal.kernel.json.JSONObject;
import com.liferay.portal.kernel.util.Validator;

import java.util.Locale;

/**
 * @author Jorge Garcia
 */
public class ImageDDMFormFieldValueRenderer
	extends BaseDDMFormFieldValueRenderer {

	@Override
	public String getSupportedDDMFormFieldType() {
		return DDMFormFieldType.IMAGE;
	}

	@Override
	protected ValueAccessor getValueAccessor(Locale locale) {
		return new ValueAccessor(locale) {

			@Override
			public String get(DDMFormFieldValue ddmFormFieldValue) {
				Value value = ddmFormFieldValue.getValue();

				JSONObject jsonObject = createJSONObject(
					value.getString(locale));

				String alt = jsonObject.getString("alt");
				String title = jsonObject.getString("title");

				if (Validator.isNull(alt) && Validator.isNull(title)) {
					return StringPool.BLANK;
				}

				if (Validator.isNotNull(title)) {
					return title;
				}

				return alt;
			}

			protected JSONObject createJSONObject(String json) {
				try {
					return JSONFactoryUtil.createJSONObject(json);
				}
				catch (JSONException jsonException) {
					throw new ValueAccessorException(jsonException);
				}
			}

		};
	}

}