PropertiesPortletFileCheck.java

/**
 * 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.source.formatter.checks;

import com.liferay.portal.kernel.io.unsync.UnsyncBufferedReader;
import com.liferay.portal.kernel.io.unsync.UnsyncStringReader;
import com.liferay.portal.kernel.util.CharPool;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.portal.kernel.util.StringUtil;
import com.liferay.portal.kernel.util.Validator;

/**
 * @author Hugo Huijser
 */
public class PropertiesPortletFileCheck extends BaseFileCheck {

	@Override
	protected String doProcess(
			String fileName, String absolutePath, String content)
		throws Exception {

		if (fileName.endsWith("/portlet.properties")) {
			return _formatPortletProperties(fileName, content);
		}

		return content;
	}

	private String _formatPortletProperties(String fileName, String content)
		throws Exception {

		if (!content.contains("include-and-override=portlet-ext.properties")) {
			content =
				"include-and-override=portlet-ext.properties\n\n" + content;
		}

		if (!isPortalSource() && !isSubrepository()) {
			return content;
		}

		try (UnsyncBufferedReader unsyncBufferedReader =
				new UnsyncBufferedReader(new UnsyncStringReader(content))) {

			int lineCount = 0;

			String line = null;

			String previousProperty = StringPool.BLANK;

			while ((line = unsyncBufferedReader.readLine()) != null) {
				lineCount++;

				if (lineCount == 1) {
					continue;
				}

				if (line.startsWith(StringPool.POUND) ||
					line.startsWith(StringPool.SPACE) ||
					line.startsWith(StringPool.TAB)) {

					continue;
				}

				int pos = line.indexOf(CharPool.EQUAL);

				if (pos == -1) {
					continue;
				}

				String property = StringUtil.trim(line.substring(0, pos));

				pos = property.indexOf(CharPool.OPEN_BRACKET);

				if (pos != -1) {
					property = property.substring(0, pos);
				}

				if (Validator.isNotNull(previousProperty) &&
					(previousProperty.compareToIgnoreCase(property) > 0)) {

					addMessage(
						fileName, "Unsorted property '" + property + "'",
						lineCount);
				}

				previousProperty = property;
			}
		}

		return content;
	}

}