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jEdit macro for .js compression with YUI compressor

/ Published in: Java
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*language: beanshell*

be sure to adapt your YUICompressor path

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  1. /*
  2.  * compress.bsh - a BeanShell macro script for the
  3.  * jEdit text editor - compresses js files and saves as <name>-compressed.js
  4.  *
  5.  * Copyright (C) 2010 Patrik Plihal
  6.  * patrik.plihal gmail com
  7.  *
  8.  * This program is free software; you can redistribute it and/or
  9.  * modify it under the terms of the GNU General Public License
  10.  * as published by the Free Software Foundation; either version 2
  11.  * of the License, or any later version.
  12.  *
  13.  * This program is distributed in the hope that it will be useful,
  14.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16.  * GNU General Public License for more details.
  17.  *
  18.  */
  19.  
  20.  /* Be sure to adapt 'myPathToYUICompressor' */
  21.  
  22. void compress(){
  23. 	if(buffer.isNewFile())
  24. 		buffer.saveAs(view, true);
  25. 	else
  26. 		buffer.save(view, buffer.getPath());
  27.  
  28. 	mode = buffer.getMode().getName();
  29. 	path = buffer.getPath();
  30. 	os = System.getProperty("os.name");
  31.  
  32. 	if(os.indexOf("Windows") != -1)
  33. 		path = "\"" + path + "\"";
  34.  
  35. 	if(mode.equals("javascript"))  {
  36. 		ls = System.getProperty("line.separator");
  37.  
  38. 		newpath = buffer.getPath();
  39. 		newpath = newpath.replace(".js", "-compressed.js");
  40. 		myPathToYUICompressor = "\"E:\\lib\\yuicompressor-2.4.2.jar\"";
  41.  
  42. 		runInSystemShell(view,"java -jar " + myPathToYUICompressor + " " + path + " -o " + newpath);
  43.  
  44. 		/* I want my .js head comments also in my -compress.js */	
  45. 		compressed_comment = "";
  46. 		for(int i=0;i<8;i++){ //ajust this for amount of comment lines
  47. 			compressed_comment = compressed_comment + buffer.getLineText(i) + ls;
  48. 		}
  49.  
  50. 		//wait for YUI Compressor
  51. 		waitForConsole(view); 	
  52.  
  53. 		StringBuilder contents = new StringBuilder();
  54. 		try {
  55. 			//read
  56. 			BufferedReader input =  new BufferedReader(new FileReader(newpath));
  57. 			try {
  58. 				String line = null; //not declared within while loop
  59. 				while (( line = input.readLine()) != null){
  60. 					contents.append(line);
  61. 				}
  62. 			}
  63. 			finally {
  64. 				input.close();
  65. 			}
  66.  
  67. 			//modify (prepend)
  68. 			compressed = compressed_comment + ls  + contents.toString();
  69.  
  70. 			//write
  71. 			BufferedWriter out = new BufferedWriter(new FileWriter(newpath));
  72. 			try {
  73. 				out.write(compressed);
  74. 			}
  75. 			finally {
  76. 				out.close();
  77. 			}			
  78. 		}
  79. 		catch (IOException ex){
  80. 			ex.printStackTrace();
  81. 		}
  82. 	}
  83. 	else {
  84. 		Macros.error(view,
  85. 			"The current file does not appear to be a javascript.");
  86. 	}
  87. }
  88.  
  89. compress();

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