<?php /** * @link http://www.yiiframework.com/ * @copyright Copyright (c) 2008 Yii Software LLC * @license http://www.yiiframework.com/license/ */ namespace yii\composer; use Composer\Package\PackageInterface; use Composer\Installer\LibraryInstaller; use Composer\Repository\InstalledRepositoryInterface; use Composer\Script\CommandEvent; use Composer\Util\Filesystem; /** * @author Qiang Xue <qiang.xue@gmail.com> * @since 2.0 */ class Installer extends LibraryInstaller { const EXTRA_BOOTSTRAP = 'bootstrap'; const EXTRA_WRITABLE = 'writable'; const EXTRA_EXECUTABLE = 'executable'; const EXTENSION_FILE = 'yiisoft/extensions.php'; /** * @inheritdoc */ public function supports($packageType) { return $packageType === 'yii2-extension'; } /** * @inheritdoc */ public function install(InstalledRepositoryInterface $repo, PackageInterface $package) { // install the package the normal composer way parent::install($repo, $package); // add the package to yiisoft/extensions.php $this->addPackage($package); // ensure the yii2-dev package also provides Yii.php in the same place as yii2 does if ($package->getName() == 'yiisoft/yii2-dev') { $this->linkYiiBaseFiles(); } } /** * @inheritdoc */ public function update(InstalledRepositoryInterface $repo, PackageInterface $initial, PackageInterface $target) { parent::update($repo, $initial, $target); $this->removePackage($initial); $this->addPackage($target); // ensure the yii2-dev package also provides Yii.php in the same place as yii2 does if ($initial->getName() == 'yiisoft/yii2-dev') { $this->linkYiiBaseFiles(); } } /** * @inheritdoc */ public function uninstall(InstalledRepositoryInterface $repo, PackageInterface $package) { // uninstall the package the normal composer way parent::uninstall($repo, $package); // remove the package from yiisoft/extensions.php $this->removePackage($package); // remove links for Yii.php if ($package->getName() == 'yiisoft/yii2-dev') { $this->removeYiiBaseFiles(); } } protected function addPackage(PackageInterface $package) { $extension = [ 'name' => $package->getName(), 'version' => $package->getVersion(), ]; $alias = $this->generateDefaultAlias($package); if (!empty($alias)) { $extension['alias'] = $alias; } $extra = $package->getExtra(); if (isset($extra[self::EXTRA_BOOTSTRAP]) && is_string($extra[self::EXTRA_BOOTSTRAP])) { $extension['bootstrap'] = $extra[self::EXTRA_BOOTSTRAP]; } $extensions = $this->loadExtensions(); $extensions[$package->getName()] = $extension; $this->saveExtensions($extensions); } protected function generateDefaultAlias(PackageInterface $package) { $autoload = $package->getAutoload(); if (empty($autoload['psr-0'])) { return false; } $fs = new Filesystem; $vendorDir = $fs->normalizePath($this->vendorDir); $aliases = []; foreach ($autoload['psr-0'] as $name => $path) { $name = str_replace('\\', '/', trim($name, '\\')); if (!$fs->isAbsolutePath($path)) { $path = $this->vendorDir . '/' . $package->getName() . '/' . $path; } $path = $fs->normalizePath($path); if (strpos($path . '/', $vendorDir . '/') === 0) { $aliases["@$name"] = '<vendor-dir>' . substr($path, strlen($vendorDir)) . '/' . $name; } else { $aliases["@$name"] = $path . '/' . $name; } } return $aliases; } protected function removePackage(PackageInterface $package) { $packages = $this->loadExtensions(); unset($packages[$package->getName()]); $this->saveExtensions($packages); } protected function loadExtensions() { $file = $this->vendorDir . '/' . self::EXTENSION_FILE; if (!is_file($file)) { return []; } // invalidate opcache of extensions.php if exists if (function_exists('opcache_invalidate')) { opcache_invalidate($file, true); } $extensions = require($file); $vendorDir = str_replace('\\', '/', $this->vendorDir); $n = strlen($vendorDir); foreach ($extensions as &$extension) { if (isset($extension['alias'])) { foreach ($extension['alias'] as $alias => $path) { $path = str_replace('\\', '/', $path); if (strpos($path . '/', $vendorDir . '/') === 0) { $extension['alias'][$alias] = '<vendor-dir>' . substr($path, $n); } } } } return $extensions; } protected function saveExtensions(array $extensions) { $file = $this->vendorDir . '/' . self::EXTENSION_FILE; $array = str_replace("'<vendor-dir>", '$vendorDir . \'', var_export($extensions, true)); file_put_contents($file, "<?php\n\n\$vendorDir = dirname(__DIR__);\n\nreturn $array;\n"); // invalidate opcache of extensions.php if exists if (function_exists('opcache_invalidate')) { opcache_invalidate($file, true); } } protected function linkYiiBaseFiles() { $yiiDir = $this->vendorDir . '/yiisoft/yii2/yii'; if (!file_exists($yiiDir)) { mkdir($yiiDir, 0777, true); } foreach(['Yii.php', 'YiiBase.php', 'classes.php'] as $file) { file_put_contents($yiiDir . '/' . $file, <<<EOF <?php /** * This is a link provided by the yiisoft/yii2-dev package via yii2-composer plugin. * * @link http://www.yiiframework.com/ * @copyright Copyright (c) 2008 Yii Software LLC * @license http://www.yiiframework.com/license/ */ return require(__DIR__ . '/../../yii2-dev/framework/yii/$file'); EOF ); } } protected function removeYiiBaseFiles() { $yiiDir = $this->vendorDir . '/yiisoft/yii2/yii'; foreach(['Yii.php', 'YiiBase.php', 'classes.php'] as $file) { if (file_exists($yiiDir . '/' . $file)) { unlink($yiiDir . '/' . $file); } } if (file_exists($yiiDir)) { rmdir($yiiDir); } } /** * Sets the correct permission for the files and directories listed in the extra section. * @param CommandEvent $event */ public static function setPermission($event) { $options = array_merge([ self::EXTRA_WRITABLE => [], self::EXTRA_EXECUTABLE => [], ], $event->getComposer()->getPackage()->getExtra()); foreach ((array)$options[self::EXTRA_WRITABLE] as $path) { echo "Setting writable: $path ..."; if (is_dir($path)) { chmod($path, 0777); echo "done\n"; } else { echo "The directory was not found: " . getcwd() . DIRECTORY_SEPARATOR . $path; return; } } foreach ((array)$options[self::EXTRA_EXECUTABLE] as $path) { echo "Setting executable: $path ..."; if (is_file($path)) { chmod($path, 0755); echo "done\n"; } else { echo "\n\tThe file was not found: " . getcwd() . DIRECTORY_SEPARATOR . $path . "\n"; return; } } } }