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<?php |
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/** |
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* @package s9e\SourceOptimizer |
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* @copyright Copyright (c) 2014-2015 The s9e Authors |
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License |
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*/ |
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namespace s9e\SourceOptimizer; |
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class Optimizer |
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{ |
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/** |
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* @var array<\s9e\SourceOptimizer\Pass> |
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*/ |
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protected $passes = []; |
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/** |
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* Constructor |
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*/ |
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public function __construct() |
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{ |
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$this->enable('ConcatenateConstantStrings'); |
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$this->enable('EnforceFQN'); |
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$this->enable('RemoveBraces'); |
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$this->enable('RemoveComments'); |
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$this->enable('RemoveWhitespace'); |
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} |
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/** |
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* Disable an optimization pass |
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* |
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* @param string $passName Name of the optimization pass |
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* @return void |
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*/ |
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public function disable($passName) |
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{ |
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unset($this->passes[$passName]); |
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} |
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/** |
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* Disable all optimization passes |
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* |
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* @return void |
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*/ |
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public function disableAll() |
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{ |
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$this->passes = []; |
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} |
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/** |
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* Enable an optimization pass |
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* |
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* @param string $passName Name of the optimization pass |
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* @param array $options Options to be set on the pass instance |
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* @return void |
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*/ |
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public function enable($passName, array $options = []) |
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{ |
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$className = __NAMESPACE__ . '\\Passes\\' . $passName; |
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if (!class_exists($className)) |
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{ |
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trigger_error("Pass '" . $passName . "' does not exist"); |
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return; |
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} |
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$this->passes[$passName] = new $className; |
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foreach ($options as $optionName => $optionValue) |
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{ |
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$this->passes[$passName]->$optionName = $optionValue; |
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} |
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} |
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/** |
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* Optimize given source |
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* |
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* @param string $php Original source code |
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* @return string Optimize source code |
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*/ |
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public function optimize($php) |
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{ |
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$stream = new TokenStream($php); |
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foreach ($this->passes as $pass) |
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{ |
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$stream->reset(); |
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$pass->optimize($stream); |
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} |
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return $stream->serialize(); |
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} |
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/** |
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* Optimize all .php files in given directory and its subdirectories |
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* |
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* @param string $path Path to the dir |
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* @return void |
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*/ |
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public function optimizeDir($path) |
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{ |
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array_map([$this, 'optimizeFile'], glob($path . '/*.php')); |
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array_map([$this, 'optimizeDir'], glob($path . '/*', GLOB_ONLYDIR)); |
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} |
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/** |
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* Optimize a PHP file |
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* |
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* @param string $filepath Path to the file |
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* @return void |
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*/ |
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public function optimizeFile($filepath) |
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{ |
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$old = file_get_contents($filepath); |
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$new = $this->optimize($old); |
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if ($new !== $old) |
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{ |
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file_put_contents($filepath, $new); |
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} |
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} |
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} |
s9e /
SourceOptimizer
