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<?php |
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/** |
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* For licensing information, please see the LICENSE file accompanied with this file. |
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* |
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* @author Gerard van Helden <[email protected]> |
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* @copyright 2012 Gerard van Helden <http://melp.nl> |
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*/ |
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namespace Zicht\Tool\Container; |
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use Zicht\Tool\Script\Buffer; |
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use Zicht\Tool\PluginInterface; |
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use Zicht\Util\Mutex; |
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/** |
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* Compiler to compile the entire container into PHP code. |
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*/ |
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class ContainerCompiler |
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{ |
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private $configTree; |
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private $plugins; |
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private $file; |
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private $code; |
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/** |
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* Construct the compiler |
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* |
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* @param array $configTree |
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* @param PluginInterface[] $plugins |
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* @param null $file |
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*/ |
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public function __construct($configTree, $plugins, $file) |
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{ |
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$this->configTree = $configTree; |
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$this->plugins = $plugins; |
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$this->file = $file; |
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} |
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/** |
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* Writes the code to a temporary file and returns the resulting Container object. |
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* |
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* @return mixed |
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* |
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* @throws \LogicException |
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*/ |
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public function getContainer() |
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{ |
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$mutex = new Mutex($this->file . '.lock', true); |
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$ret = $mutex->run( |
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function () { |
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if ($this->needsRecompile()) { |
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file_put_contents($this->file, $this->compileContainerCode()); |
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} |
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return include $this->file; |
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} |
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); |
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if (!($ret instanceof Container)) { |
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throw new \LogicException("The container must be returned by the compiler"); |
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} |
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foreach ($this->plugins as $plugin) { |
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$ret->addPlugin($plugin); |
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} |
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return $ret; |
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} |
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/** |
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* Add a plugin |
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* |
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* @param \Zicht\Tool\PluginInterface $p |
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* @return void |
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*/ |
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public function addPlugin(PluginInterface $p) |
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{ |
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$this->plugins[] = $p; |
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} |
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/** |
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* Crude check for whether a recompile is needed. |
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* |
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* @return bool |
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*/ |
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protected function needsRecompile() |
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{ |
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clearstatcache(); |
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return !is_file($this->file) || ( |
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(!empty($this->configTree['z']['sources']) |
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&& max(array_map('filemtime', $this->configTree['z']['sources'])) >= filemtime($this->file)) |
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); |
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} |
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/** |
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* Returns the code for initializing the container. |
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* |
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* @return string |
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*/ |
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public function compileContainerCode() |
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{ |
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$builder = new ContainerBuilder($this->configTree); |
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foreach ($this->plugins as $name => $plugin) { |
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$plugin->setContainerBuilder($builder); |
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} |
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$containerNode = $builder->build(); |
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$buffer = new Buffer(); |
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$buffer->write('<?php')->eol(); |
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$containerNode->compile($buffer); |
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$buffer->writeln('return $z;'); |
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$code = $buffer->getResult(); |
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return $code; |
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} |
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} |
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zicht /
z
This check marks private properties in classes that are never used. Those properties can be removed.