001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.tools.sourceformatter;
016    
017    import com.liferay.portal.kernel.util.StringBundler;
018    import com.liferay.portal.kernel.util.StringPool;
019    import com.liferay.portal.kernel.util.StringUtil;
020    
021    import java.io.File;
022    
023    import java.util.List;
024    import java.util.regex.Matcher;
025    import java.util.regex.Pattern;
026    
027    /**
028     * @author Hugo Huijser
029     */
030    public class JSSourceProcessor extends BaseSourceProcessor {
031    
032            @Override
033            protected void format() throws Exception {
034                    String[] excludes = {
035                            "**\\js\\aui\\**", "**\\js\\editor\\**", "**\\js\\misc\\**",
036                            "**\\tools\\**", "**\\VAADIN\\**"
037                    };
038                    String[] includes = {"**\\*.js"};
039    
040                    List<String> fileNames = getFileNames(excludes, includes);
041    
042                    for (String fileName : fileNames) {
043                            format(fileName);
044                    }
045            }
046    
047            @Override
048            protected String format(String fileName) throws Exception {
049                    File file = new File(BASEDIR + fileName);
050    
051                    fileName = StringUtil.replace(
052                            fileName, StringPool.BACK_SLASH, StringPool.SLASH);
053    
054                    String content = fileUtil.read(file);
055    
056                    String newContent = trimContent(content, false);
057    
058                    newContent = StringUtil.replace(
059                            newContent,
060                            new String[] {
061                                    "else{", "for(", "function (", "if(", "while(", "){\n",
062                                    "= new Array();", "= new Object();"
063                            },
064                            new String[] {
065                                    "else {", "for (", "function(", "if (", "while (", ") {\n",
066                                    "= [];", "= {};"
067                            });
068    
069                    Pattern pattern = Pattern.compile("\t+var \\w+\\, ");
070    
071                    for (;;) {
072                            Matcher matcher = pattern.matcher(newContent);
073    
074                            if (!matcher.find()) {
075                                    break;
076                            }
077    
078                            String match = matcher.group();
079    
080                            int pos = match.indexOf("var ");
081    
082                            StringBundler sb = new StringBundler(4);
083    
084                            sb.append(match.substring(0, match.length() - 2));
085                            sb.append(StringPool.SEMICOLON);
086                            sb.append("\n");
087                            sb.append(match.substring(0, pos + 4));
088    
089                            newContent = StringUtil.replace(newContent, match, sb.toString());
090                    }
091    
092                    if (newContent.endsWith("\n")) {
093                            newContent = newContent.substring(0, newContent.length() - 1);
094                    }
095    
096                    checkLanguageKeys(fileName, newContent, languageKeyPattern);
097    
098                    if (isAutoFix() && (newContent != null) &&
099                            !content.equals(newContent)) {
100    
101                            fileUtil.write(file, newContent);
102    
103                            sourceFormatterHelper.printError(fileName, file);
104                    }
105    
106                    return newContent;
107            }
108    
109    }