├── README.md
└── yuicompressor.php


/README.md:
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 1 | **I do not actively maintain this repository. There are a couple of forks that might work for you.**
 2 | 
 3 | # How to use
 4 | 
 5 |     // INCLUDE COMPRESSOR CLASS
 6 |     include('yuicompressor.php');
 7 | 
 8 |     // INVOKE CLASS
 9 |     $yui = new YUICompressor(JAR_PATH, TEMP_FILES_DIR, $options);
10 | 
11 |     // ADD FILES
12 |     $yui->addFile($absolute_path_to_file);
13 | 
14 |     // ADD STRING
15 |     $yui->addString($string);
16 | 
17 |     // COMPRESS
18 |     $code = $yui->compress();
19 | 


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/yuicompressor.php:
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  1 | <?php
  2 | 
  3 | class YUICompressor
  4 | {
  5 |     
  6 |     // absolute path to YUI jar file.
  7 |     private static $JAR_PATH;
  8 |     private static $TEMP_FILES_DIR;
  9 |     private $options = array('type' => 'js',
 10 |                              'linebreak' => false,
 11 |                              'verbose' => false,
 12 |                              'nomunge' => false,
 13 |                              'semi' => false,
 14 |                              'nooptimize' => false);
 15 |     private $files = array();
 16 |     private $string = '';
 17 |     
 18 |     // construct with a path to the YUI jar and a path to a place to put temporary files
 19 |     function __construct($JAR_PATH, $TEMP_FILES_DIR, $options = array())
 20 |     {
 21 |         $this->JAR_PATH = $JAR_PATH;
 22 |         $this->TEMP_FILES_DIR = $TEMP_FILES_DIR;
 23 |         
 24 |         foreach ($options as $option => $value)
 25 |         {
 26 |             $this->setOption($option, $value);
 27 |         }
 28 |     }
 29 |     
 30 |     // set one of the YUI compressor options
 31 |     function setOption($option, $value)
 32 |     {
 33 |         $this->options[$option] = $value;
 34 |     }
 35 | 
 36 |     // add a file (absolute path) to be compressed
 37 |     function addFile($file)
 38 |     {
 39 |         array_push($this->files, $file);
 40 |     }
 41 |     
 42 |     // add a strong to be compressed
 43 |     function addString($string)
 44 |     {
 45 |         $this->string .= ' ' . $string;
 46 |     }
 47 |     
 48 |     // the meat and potatoes, executes the compression command in shell
 49 |     function compress()
 50 |     {
 51 |         
 52 |         // read the input
 53 |         foreach ($this->files as $file) {
 54 |     		$this->string .= file_get_contents($file) or die("Cannot read from uploaded file");        
 55 |         }
 56 |     	
 57 |         // create single file from all input
 58 |         $input_hash = sha1($this->string);
 59 |         $file = $this->TEMP_FILES_DIR . '/' . $input_hash . '.txt';
 60 |         $fh = fopen($file, 'w') or die("Can't create new file");
 61 |         fwrite($fh, $this->string);
 62 |         fclose($fh);
 63 |     	
 64 |     	// start with basic command
 65 |         $cmd = "java -Xmx32m -jar " . escapeshellarg($this->JAR_PATH) . ' ' . escapeshellarg($file) . " --charset UTF-8";
 66 |     
 67 |         // set the file type
 68 |     	$cmd .= " --type " . (strtolower($this->options['type']) == "css" ? "css" : "js");
 69 |     	
 70 |     	// and add options as needed
 71 |     	if ($this->options['linebreak'] && intval($this->options['linebreak']) > 0) {
 72 |             $cmd .= ' --line-break ' . intval($this->options['linebreak']);
 73 |     	}
 74 | 
 75 |     	if ($this->options['verbose']) {
 76 |     	   $cmd .= " -v";
 77 |         }
 78 |             
 79 | 		if ($this->options['nomunge']) {
 80 | 			$cmd .= ' --nomunge';
 81 | 		}
 82 | 		
 83 | 		if ($this->options['semi']) {
 84 | 			$cmd .= ' --preserve-semi';
 85 | 		}
 86 | 		
 87 | 		if ($this->options['nooptimize']) {
 88 | 			$cmd .= ' --disable-optimizations';
 89 | 		}
 90 |     
 91 |         // execute the command
 92 |     	exec($cmd . ' 2>&1', $raw_output);
 93 |     	
 94 |     	// add line breaks to show errors in an intelligible manner
 95 |         $flattened_output = implode("\n", $raw_output);
 96 |     	
 97 |     	// clean up (remove temp file)
 98 |     	unlink($file);
 99 |     	
100 |     	// return compressed output
101 |     	return $flattened_output;
102 |     }
103 | }
104 | 
105 | ?>


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