From d7c5ad7d6263fd1baf9bfdbaa4c50b70ef2fbdb2 Mon Sep 17 00:00:00 2001 From: Alexander Sulfrian Date: Tue, 8 Jun 2010 08:22:05 +0200 Subject: reverted folder structure change for better mergeing with upstream --- .../platform/yui/compressor/YUICompressor.java | 232 +++++++++++++++++++++ 1 file changed, 232 insertions(+) create mode 100644 trunk/infrastructure/yuicompressor/src/com/yahoo/platform/yui/compressor/YUICompressor.java (limited to 'trunk/infrastructure/yuicompressor/src/com/yahoo/platform/yui/compressor/YUICompressor.java') diff --git a/trunk/infrastructure/yuicompressor/src/com/yahoo/platform/yui/compressor/YUICompressor.java b/trunk/infrastructure/yuicompressor/src/com/yahoo/platform/yui/compressor/YUICompressor.java new file mode 100644 index 0000000..dcbaff4 --- /dev/null +++ b/trunk/infrastructure/yuicompressor/src/com/yahoo/platform/yui/compressor/YUICompressor.java @@ -0,0 +1,232 @@ +/* + * YUI Compressor + * Author: Julien Lecomte + * Copyright (c) 2007, Yahoo! Inc. All rights reserved. + * Code licensed under the BSD License: + * http://developer.yahoo.net/yui/license.txt + */ + +package com.yahoo.platform.yui.compressor; + +import jargs.gnu.CmdLineParser; +import yuicompressor.org.mozilla.javascript.ErrorReporter; +import yuicompressor.org.mozilla.javascript.EvaluatorException; + +import java.io.*; +import java.nio.charset.Charset; + +public class YUICompressor { + + public static void main(String args[]) { + + CmdLineParser parser = new CmdLineParser(); + CmdLineParser.Option typeOpt = parser.addStringOption("type"); + CmdLineParser.Option verboseOpt = parser.addBooleanOption('v', "verbose"); + CmdLineParser.Option nomungeOpt = parser.addBooleanOption("nomunge"); + CmdLineParser.Option linebreakOpt = parser.addStringOption("line-break"); + CmdLineParser.Option preserveSemiOpt = parser.addBooleanOption("preserve-semi"); + CmdLineParser.Option disableOptimizationsOpt = parser.addBooleanOption("disable-optimizations"); + CmdLineParser.Option helpOpt = parser.addBooleanOption('h', "help"); + CmdLineParser.Option charsetOpt = parser.addStringOption("charset"); + CmdLineParser.Option outputFilenameOpt = parser.addStringOption('o', "output"); + + Reader in = null; + Writer out = null; + + try { + + parser.parse(args); + + Boolean help = (Boolean) parser.getOptionValue(helpOpt); + if (help != null && help.booleanValue()) { + usage(); + System.exit(0); + } + + boolean verbose = parser.getOptionValue(verboseOpt) != null; + + String charset = (String) parser.getOptionValue(charsetOpt); + if (charset == null || !Charset.isSupported(charset)) { + charset = System.getProperty("file.encoding"); + if (charset == null) { + charset = "UTF-8"; + } + if (verbose) { + System.err.println("\n[INFO] Using charset " + charset); + } + } + + String[] fileArgs = parser.getRemainingArgs(); + String type = (String) parser.getOptionValue(typeOpt); + + if (fileArgs.length == 0) { + + if (type == null || !type.equalsIgnoreCase("js") && !type.equalsIgnoreCase("css")) { + usage(); + System.exit(1); + } + + in = new InputStreamReader(System.in, charset); + + } else { + + if (type != null && !type.equalsIgnoreCase("js") && !type.equalsIgnoreCase("css")) { + usage(); + System.exit(1); + } + + String inputFilename = fileArgs[0]; + + if (type == null) { + int idx = inputFilename.lastIndexOf('.'); + if (idx >= 0 && idx < inputFilename.length() - 1) { + type = inputFilename.substring(idx + 1); + } + } + + if (type == null || !type.equalsIgnoreCase("js") && !type.equalsIgnoreCase("css")) { + usage(); + System.exit(1); + } + + in = new InputStreamReader(new FileInputStream(inputFilename), charset); + } + + int linebreakpos = -1; + String linebreakstr = (String) parser.getOptionValue(linebreakOpt); + if (linebreakstr != null) { + try { + linebreakpos = Integer.parseInt(linebreakstr, 10); + } catch (NumberFormatException e) { + usage(); + System.exit(1); + } + } + + String outputFilename = (String) parser.getOptionValue(outputFilenameOpt); + + if (type.equalsIgnoreCase("js")) { + + try { + + JavaScriptCompressor compressor = new JavaScriptCompressor(in, new ErrorReporter() { + + public void warning(String message, String sourceName, + int line, String lineSource, int lineOffset) { + if (line < 0) { + System.err.println("\n[WARNING] " + message); + } else { + System.err.println("\n[WARNING] " + line + ':' + lineOffset + ':' + message); + } + } + + public void error(String message, String sourceName, + int line, String lineSource, int lineOffset) { + if (line < 0) { + System.err.println("\n[ERROR] " + message); + } else { + System.err.println("\n[ERROR] " + line + ':' + lineOffset + ':' + message); + } + } + + public EvaluatorException runtimeError(String message, String sourceName, + int line, String lineSource, int lineOffset) { + error(message, sourceName, line, lineSource, lineOffset); + return new EvaluatorException(message); + } + }); + + // Close the input stream first, and then open the output stream, + // in case the output file should override the input file. + in.close(); in = null; + + if (outputFilename == null) { + out = new OutputStreamWriter(System.out, charset); + } else { + out = new OutputStreamWriter(new FileOutputStream(outputFilename), charset); + } + + boolean munge = parser.getOptionValue(nomungeOpt) == null; + boolean preserveAllSemiColons = parser.getOptionValue(preserveSemiOpt) != null; + boolean disableOptimizations = parser.getOptionValue(disableOptimizationsOpt) != null; + + compressor.compress(out, linebreakpos, munge, verbose, + preserveAllSemiColons, disableOptimizations); + + } catch (EvaluatorException e) { + + e.printStackTrace(); + // Return a special error code used specifically by the web front-end. + System.exit(2); + + } + + } else if (type.equalsIgnoreCase("css")) { + + CssCompressor compressor = new CssCompressor(in); + + // Close the input stream first, and then open the output stream, + // in case the output file should override the input file. + in.close(); in = null; + + if (outputFilename == null) { + out = new OutputStreamWriter(System.out, charset); + } else { + out = new OutputStreamWriter(new FileOutputStream(outputFilename), charset); + } + + compressor.compress(out, linebreakpos); + } + + } catch (CmdLineParser.OptionException e) { + + usage(); + System.exit(1); + + } catch (IOException e) { + + e.printStackTrace(); + System.exit(1); + + } finally { + + if (in != null) { + try { + in.close(); + } catch (IOException e) { + e.printStackTrace(); + } + } + + if (out != null) { + try { + out.close(); + } catch (IOException e) { + e.printStackTrace(); + } + } + } + } + + private static void usage() { + System.out.println( + "\nUsage: java -jar yuicompressor-x.y.z.jar [options] [input file]\n\n" + + + "Global Options\n" + + " -h, --help Displays this information\n" + + " --type Specifies the type of the input file\n" + + " --charset Read the input file using \n" + + " --line-break Insert a line break after the specified column number\n" + + " -v, --verbose Display informational messages and warnings\n" + + " -o Place the output into . Defaults to stdout.\n\n" + + + "JavaScript Options\n" + + " --nomunge Minify only, do not obfuscate\n" + + " --preserve-semi Preserve all semicolons\n" + + " --disable-optimizations Disable all micro optimizations\n\n" + + + "If no input file is specified, it defaults to stdin. In this case, the 'type'\n" + + "option is required. Otherwise, the 'type' option is required only if the input\n" + + "file extension is neither 'js' nor 'css'."); + } +} -- cgit v1.2.3