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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| <?php | ||
| /* | ||
| * OPEN POWER LIBS <http://www.invenzzia.org> | ||
| * | ||
| * This file is subject to the new BSD license that is bundled | ||
| * with this package in the file LICENSE. It is also available through | ||
| * WWW at this URL: <http://www.invenzzia.org/license/new-bsd> | ||
| * | ||
| * Copyright (c) Invenzzia Group <http://www.invenzzia.org> | ||
| * and other contributors. See website for details. | ||
| */ | ||
| namespace Opl\Autoloader\Command; | ||
| use Symfony\Component\Console\Input\InputArgument; | ||
| use Symfony\Component\Console\Input\InputOption; | ||
| use Symfony\Component\Console\Input\InputInterface; | ||
| use Symfony\Component\Console\Output\OutputInterface; | ||
| use Symfony\Component\Console\Output\Output; | ||
| use Symfony\Component\Console\Command\Command; | ||
|
|
||
| /** | ||
| * This command line interface command is responsible for building | ||
| * class maps for the ClassMapLoader. | ||
| * | ||
| * @author Tomasz Jędrzejewski | ||
| * @copyright Invenzzia Group <http://www.invenzzia.org/> and contributors. | ||
| * @license http://www.invenzzia.org/license/new-bsd New BSD License | ||
| */ | ||
| class CoreDump extends Command | ||
| { | ||
| /** | ||
| * @see Command | ||
| */ | ||
| protected function configure() | ||
| { | ||
| $this->ignoreValidationErrors = true; | ||
|
|
||
| $this->setDefinition(array( | ||
| new InputArgument('definition', InputArgument::REQUIRED, 'The class location definition INI file'), | ||
| new InputArgument('core', InputArgument::OPTIONAL, 'The core file location, unless specified in the INI file.'), | ||
| )) | ||
| ->setName('opl:autoloader:core-dump-load') | ||
| ->setDescription('Generates a list of require statements that load the common application core.') | ||
| ->setHelp(<<<EOF | ||
| Use the <info>CoreTracker</info> autoloader decorator to find the common application | ||
| core by sending some HTTP requests. The more requests you perform, the more precise | ||
| the lookup is. The configuration for the command is given as | ||
| an INI file, where each entry represents a single top-level namespace and a path to its code: | ||
| [config] | ||
| coreDump = "./output/core.txt" | ||
| coreLoadOutput = "./application/core.php" | ||
| namespaceSeparator = "\\" | ||
| extension = ".php" | ||
| [namespaces] | ||
| Opl = "../libs/" | ||
| Foo = "../libs/" | ||
| Bar = "../other/" | ||
| It is recommended for the paths to have the trailing slashes prepended. The coreDump | ||
| value can be also provided as a command argument. The INI setting is ignored then. | ||
| EOF | ||
| ); | ||
| } // end configure(); | ||
|
|
||
| /** | ||
| * @see Command | ||
| */ | ||
| protected function execute(InputInterface $input, OutputInterface $output) | ||
| { | ||
| $definition = $input->getArgument('definition'); | ||
| if(!$definition) | ||
| { | ||
| $output->writeln('<error>No definition file specified!</error>'); | ||
| return; | ||
| } | ||
| $data = parse_ini_file($definition, true); | ||
| if(!is_array($data)) | ||
| { | ||
| $output->writeln('<error>Invalid INI structure in the definition file!</error>'); | ||
| return; | ||
| } | ||
|
|
||
| $coreDump = $input->getArgument('core'); | ||
| if($coreDump) | ||
| { | ||
| $data['config']['coreDump'] = $coreDump; | ||
| } | ||
|
|
||
| if(!file_exists($data['config']['coreDump'])) | ||
| { | ||
| $output->writeln('<error>Cannot open the core dump file!</error>'); | ||
| return; | ||
| } | ||
| $dump = unserialize(file_get_contents($data['config']['coreDump'])); | ||
| $outFile = fopen($data['config']['coreLoadOutput'], 'w'); | ||
| fwrite($outFile, '<'.'?php'.PHP_EOL); | ||
|
|
||
| foreach($dump as $className) | ||
| { | ||
| $fileName = $this->toFilename($data['namespaces'], $data['config']['namespaceSeparator'], $className, $output); | ||
| if(false !== $fileName) | ||
| { | ||
| fwrite($outFile, 'require(\''.$fileName.$data['config']['extension'].'\');'.PHP_EOL); | ||
| } | ||
| } | ||
| fclose($outFile); | ||
| $output->writeln('<info>Core loading file generated.</info>'); | ||
| } // end execute(); | ||
|
|
||
| /** | ||
| * Returns the file name for the given class name. | ||
| * | ||
| * @param array $namespaces The list of available namespaces. | ||
| * @param string $className The class name to translate. | ||
| * @param OutputInterface $output The output interface. | ||
| */ | ||
| protected function toFilename(array $namespaces, $namespaceSeparator, $className, OutputInterface $output) | ||
| { | ||
| $className = ltrim($className, $namespaceSeparator); | ||
| $match = strstr($className, $namespaceSeparator, true); | ||
|
|
||
| if(false === $match || !isset($namespaces[$match])) | ||
| { | ||
| return false; | ||
| } | ||
| $rest = strrchr($className, $namespaceSeparator); | ||
| $replacement = | ||
| str_replace($namespaceSeparator, '/', substr($className, 0, strlen($className) - strlen($rest))). | ||
| str_replace(array('_', $namespaceSeparator), '/', $rest); | ||
|
|
||
| return $namespaces[$match].$replacement; | ||
| } // end toFilename(); | ||
| } // end CoreDump; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,150 @@ | ||
| <?php | ||
| /* | ||
| * OPEN POWER LIBS <http://www.invenzzia.org> | ||
| * | ||
| * This file is subject to the new BSD license that is bundled | ||
| * with this package in the file LICENSE. It is also available through | ||
| * WWW at this URL: <http://www.invenzzia.org/license/new-bsd> | ||
| * | ||
| * Copyright (c) Invenzzia Group <http://www.invenzzia.org> | ||
| * and other contributors. See website for details. | ||
| */ | ||
| namespace Opl\Autoloader; | ||
| use DomainException; | ||
|
|
||
| /** | ||
| * This decorator for any OPL autoloader tracks the loaded classes, attempting | ||
| * to find the common core of the entire application that must be always loaded. | ||
| * We can skip the autoloading procedure for it by generating a plain list of | ||
| * <tt>require</tt> commands. | ||
| * | ||
| * @author Tomasz Jędrzejewski | ||
| * @copyright Invenzzia Group <http://www.invenzzia.org/> and contributors. | ||
| * @license http://www.invenzzia.org/license/new-bsd New BSD License | ||
| */ | ||
| class CoreTracker | ||
| { | ||
| /** | ||
| * The decorated autoloader. | ||
| * @var object | ||
| */ | ||
| protected $autoloader; | ||
| /** | ||
| * The core file name, where the results should be dumped. | ||
| * @var string | ||
| */ | ||
| protected $coreFileName; | ||
| /** | ||
| * The core file resource. | ||
| * @var resource | ||
| */ | ||
| protected $coreFile; | ||
| /** | ||
| * The current core layout. | ||
| * @var array | ||
| */ | ||
| protected $core; | ||
| /** | ||
| * The current scan. | ||
| * @var array | ||
| */ | ||
| protected $currentScan; | ||
| /** | ||
| * Whether we are generating the initial core or reducing the possibilities? | ||
| * @var integer | ||
| */ | ||
| protected $mode; | ||
|
|
||
| /** | ||
| * Creates the core tracker by decorating another autoloader. | ||
| * | ||
| * @param object $autoloader The decorated autoloader. | ||
| */ | ||
| public function __construct($autoloader, $coreFile) | ||
| { | ||
| if(!is_object($autoloader) || !method_exists($autoloader, 'loadClass')) | ||
| { | ||
| throw new DomainException('The first argument must be an autoloader object with \'loadClass\' method.'); | ||
| } | ||
| $this->autoloader = $autoloader; | ||
| $this->coreFileName = (string)$coreFile; | ||
|
|
||
| if(!file_exists($this->coreFileName)) | ||
| { | ||
| touch($this->coreFileName); | ||
| } | ||
| $this->coreFile = fopen($this->coreFileName, 'r+'); | ||
|
|
||
| $content = ''; | ||
| while(!feof($this->coreFile)) | ||
| { | ||
| $content .= fread($this->coreFile, 2048); | ||
| } | ||
| rewind($this->coreFile); | ||
| $this->core = unserialize($content); | ||
| if(false == $this->core) | ||
| { | ||
| $this->core = array(); | ||
| $this->mode = 0; | ||
| } | ||
| else | ||
| { | ||
| $this->mode = 1; | ||
| } | ||
| $this->currentScan = array(); | ||
| } // end __construct(); | ||
|
|
||
| /** | ||
| * Updates the core dump file. | ||
| */ | ||
| public function __destruct() | ||
| { | ||
| if(0 == $this->mode) | ||
| { | ||
| fwrite($this->coreFile, serialize($this->currentScan)); | ||
| } | ||
| else | ||
| { | ||
| fwrite($this->coreFile, serialize(array_intersect($this->core, $this->currentScan))); | ||
| } | ||
| fclose($this->coreFile); | ||
| } // end __destruct(); | ||
|
|
||
| /** | ||
| * Returns the decorated autoloader. | ||
| * | ||
| * @return object | ||
| */ | ||
| public function getAutoloader() | ||
| { | ||
| return $this->autoloader; | ||
| } // end getAutoloader(); | ||
|
|
||
| /** | ||
| * Installs this class loader on the SPL autoload stack. | ||
| */ | ||
| public function register() | ||
| { | ||
| spl_autoload_register(array($this, 'loadClass')); | ||
| } // end register(); | ||
|
|
||
| /** | ||
| * Uninstalls this class loader from the SPL autoloader stack. | ||
| */ | ||
| public function unregister() | ||
| { | ||
| spl_autoload_unregister(array($this, 'loadClass')); | ||
| } // end unregister(); | ||
|
|
||
| /** | ||
| * Performs the core tracking and delegates the loading to the decorated | ||
| * autoloader. | ||
| */ | ||
| public function loadClass($className) | ||
| { | ||
| // DO NOT CHANGE THE ORDER OR YOU'LL BREAK THE CLASS DEPENDENCIES! | ||
| $result = $this->autoloader->loadClass($className); | ||
| $this->currentScan[] = $className; | ||
| return $result; | ||
| } // end loadClass(); | ||
| } // end CoreTracker; |
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