com.liferay.tools.sourceformatter.CSSSourceProcessor.java Source code

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Here is the source code for com.liferay.tools.sourceformatter.CSSSourceProcessor.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.tools.sourceformatter;

import java.io.File;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

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 CSSSourceProcessor extends BaseSourceProcessor {

    @Override
    protected String doFormat(File file, String fileName, String absolutePath, String content) throws Exception {

        String newContent = trimContent(content, false);

        newContent = fixComments(newContent);

        return fixHexColors(newContent);
    }

    protected String fixComments(String content) {
        Matcher matcher = _commentPattern.matcher(content);

        while (matcher.find()) {
            String[] words = StringUtil.split(matcher.group(1), CharPool.SPACE);

            for (int i = 1; i < words.length; i++) {
                String previousWord = words[i - 1];

                if (previousWord.endsWith(StringPool.PERIOD) || previousWord.equals(StringPool.SLASH)) {

                    continue;
                }

                String word = words[i];

                if ((word.length() > 1) && Character.isUpperCase(word.charAt(0))
                        && StringUtil.isLowerCase(word.substring(1))) {

                    content = StringUtil.replaceFirst(content, word, StringUtil.toLowerCase(word), matcher.start());
                }
            }
        }

        return content;
    }

    protected String fixHexColors(String content) {
        Matcher matcher = _hexColorPattern.matcher(content);

        while (matcher.find()) {
            String hexColor = matcher.group(1);

            if (Validator.isNumber(hexColor) || (hexColor.length() < 3)) {
                continue;
            }

            content = StringUtil.replace(content, hexColor, StringUtil.toUpperCase(hexColor));
        }

        return content;
    }

    @Override
    protected void format() throws Exception {
        String[] excludes = { "**\\.ivy\\**", "**\\.sass-cache\\**", "**\\aui_deprecated.css", "**\\expected\\**",
                "**\\js\\aui\\**", "**\\js\\editor\\**", "**\\js\\misc\\**", "**\\VAADIN\\**" };
        String[] includes = { "**\\*.css" };

        List<String> fileNames = getFileNames(excludes, includes);

        for (String fileName : fileNames) {
            format(fileName);
        }
    }

    private Pattern _commentPattern = Pattern.compile("/\\* -+(.+)-+ \\*/");
    private Pattern _hexColorPattern = Pattern.compile("#([0-9a-f]+)[\\( ;,]");

}