280 lines
10 KiB
PHP
280 lines
10 KiB
PHP
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<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: yunwuxin <448901948@qq.com>
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// +----------------------------------------------------------------------
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namespace think\console\command\optimize;
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use think\console\Command;
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use think\console\Input;
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use think\console\Output;
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use think\Container;
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class Autoload extends Command
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{
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protected function configure()
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{
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$this->setName('optimize:autoload')
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->setDescription('Optimizes PSR0 and PSR4 packages to be loaded with classmaps too, good for production.');
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}
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protected function execute(Input $input, Output $output)
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{
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$classmapFile = <<<EOF
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<?php
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/**
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* 类库映射
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*/
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return [
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EOF;
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$app = Container::get('app');
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$namespacesToScan = [
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$app->getNamespace() . '\\' => realpath(rtrim($app->getAppPath())),
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'think\\' => $app->getThinkPath() . 'library/think',
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'traits\\' => $app->getThinkPath() . 'library/traits',
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'' => realpath(rtrim($app->getRootPath() . 'extend')),
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];
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krsort($namespacesToScan);
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$classMap = [];
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foreach ($namespacesToScan as $namespace => $dir) {
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if (!is_dir($dir)) {
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continue;
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}
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$namespaceFilter = '' === $namespace ? null : $namespace;
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$classMap = $this->addClassMapCode($dir, $namespaceFilter, $classMap);
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}
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ksort($classMap);
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foreach ($classMap as $class => $code) {
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$classmapFile .= ' ' . var_export($class, true) . ' => ' . $code;
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}
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$classmapFile .= "];\n";
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$runtimePath = $app->getRuntimePath();
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if (!is_dir($runtimePath)) {
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@mkdir($runtimePath, 0755, true);
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}
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file_put_contents($runtimePath . 'classmap.php', $classmapFile);
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$output->writeln('<info>Succeed!</info>');
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}
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protected function addClassMapCode($dir, $namespace, $classMap)
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{
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foreach ($this->createMap($dir, $namespace) as $class => $path) {
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$pathCode = $this->getPathCode($path) . ",\n";
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if (!isset($classMap[$class])) {
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$classMap[$class] = $pathCode;
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} elseif ($classMap[$class] !== $pathCode && !preg_match('{/(test|fixture|example|stub)s?/}i', strtr($classMap[$class] . ' ' . $path, '\\', '/'))) {
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$this->output->writeln(
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'<warning>Warning: Ambiguous class resolution, "' . $class . '"' .
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' was found in both "' . str_replace(["',\n"], [
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'',
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], $classMap[$class]) . '" and "' . $path . '", the first will be used.</warning>'
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);
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}
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}
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return $classMap;
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}
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protected function getPathCode($path)
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{
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$baseDir = '';
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$app = Container::get('app');
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$appPath = $this->normalizePath(realpath($app->getAppPath()));
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$libPath = $this->normalizePath(realpath($app->getThinkPath() . 'library'));
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$extendPath = $this->normalizePath(realpath($app->getRootPath() . 'extend'));
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$path = $this->normalizePath($path);
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if (strpos($path, $libPath . '/') === 0) {
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$path = substr($path, strlen($app->getThinkPath() . 'library'));
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$baseDir = "'" . $libPath . "/'";
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} elseif (strpos($path, $appPath . '/') === 0) {
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$path = substr($path, strlen($appPath) + 1);
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$baseDir = "'" . $appPath . "/'";
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} elseif (strpos($path, $extendPath . '/') === 0) {
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$path = substr($path, strlen($extendPath) + 1);
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$baseDir = "'" . $extendPath . "/'";
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}
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if (false !== $path) {
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$baseDir .= " . ";
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}
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return $baseDir . ((false !== $path) ? var_export($path, true) : "");
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}
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protected function normalizePath($path)
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{
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$parts = [];
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$path = strtr($path, '\\', '/');
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$prefix = '';
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$absolute = false;
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if (preg_match('{^([0-9a-z]+:(?://(?:[a-z]:)?)?)}i', $path, $match)) {
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$prefix = $match[1];
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$path = substr($path, strlen($prefix));
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}
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if (substr($path, 0, 1) === '/') {
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$absolute = true;
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$path = substr($path, 1);
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}
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$up = false;
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foreach (explode('/', $path) as $chunk) {
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if ('..' === $chunk && ($absolute || $up)) {
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array_pop($parts);
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$up = !(empty($parts) || '..' === end($parts));
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} elseif ('.' !== $chunk && '' !== $chunk) {
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$parts[] = $chunk;
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$up = '..' !== $chunk;
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}
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}
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return $prefix . ($absolute ? '/' : '') . implode('/', $parts);
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}
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protected function createMap($path, $namespace = null)
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{
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if (is_string($path)) {
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if (is_file($path)) {
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$path = [new \SplFileInfo($path)];
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} elseif (is_dir($path)) {
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$objects = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($path), \RecursiveIteratorIterator::SELF_FIRST);
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$path = [];
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/** @var \SplFileInfo $object */
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foreach ($objects as $object) {
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if ($object->isFile() && $object->getExtension() == 'php') {
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$path[] = $object;
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}
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}
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} else {
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throw new \RuntimeException(
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'Could not scan for classes inside "' . $path .
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'" which does not appear to be a file nor a folder'
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);
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}
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}
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$map = [];
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/** @var \SplFileInfo $file */
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foreach ($path as $file) {
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$filePath = $file->getRealPath();
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if (pathinfo($filePath, PATHINFO_EXTENSION) != 'php') {
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continue;
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}
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$classes = $this->findClasses($filePath);
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foreach ($classes as $class) {
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if (null !== $namespace && 0 !== strpos($class, $namespace)) {
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continue;
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}
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if (!isset($map[$class])) {
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$map[$class] = $filePath;
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} elseif ($map[$class] !== $filePath && !preg_match('{/(test|fixture|example|stub)s?/}i', strtr($map[$class] . ' ' . $filePath, '\\', '/'))) {
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$this->output->writeln(
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'<warning>Warning: Ambiguous class resolution, "' . $class . '"' .
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' was found in both "' . $map[$class] . '" and "' . $filePath . '", the first will be used.</warning>'
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);
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}
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}
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}
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return $map;
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}
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protected function findClasses($path)
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{
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$extraTypes = '|trait';
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$contents = @php_strip_whitespace($path);
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if (!$contents) {
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if (!file_exists($path)) {
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$message = 'File at "%s" does not exist, check your classmap definitions';
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} elseif (!is_readable($path)) {
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$message = 'File at "%s" is not readable, check its permissions';
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} elseif ('' === trim(file_get_contents($path))) {
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return [];
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} else {
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$message = 'File at "%s" could not be parsed as PHP, it may be binary or corrupted';
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}
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$error = error_get_last();
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if (isset($error['message'])) {
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$message .= PHP_EOL . 'The following message may be helpful:' . PHP_EOL . $error['message'];
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}
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throw new \RuntimeException(sprintf($message, $path));
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}
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if (!preg_match('{\b(?:class|interface' . $extraTypes . ')\s}i', $contents)) {
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return [];
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}
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// strip heredocs/nowdocs
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$contents = preg_replace('{<<<\s*(\'?)(\w+)\\1(?:\r\n|\n|\r)(?:.*?)(?:\r\n|\n|\r)\\2(?=\r\n|\n|\r|;)}s', 'null', $contents);
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// strip strings
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$contents = preg_replace('{"[^"\\\\]*+(\\\\.[^"\\\\]*+)*+"|\'[^\'\\\\]*+(\\\\.[^\'\\\\]*+)*+\'}s', 'null', $contents);
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// strip leading non-php code if needed
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if (substr($contents, 0, 2) !== '<?') {
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$contents = preg_replace('{^.+?<\?}s', '<?', $contents, 1, $replacements);
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if (0 === $replacements) {
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return [];
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}
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}
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// strip non-php blocks in the file
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$contents = preg_replace('{\?>.+<\?}s', '?><?', $contents);
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// strip trailing non-php code if needed
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$pos = strrpos($contents, '?>');
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if (false !== $pos && false === strpos(substr($contents, $pos), '<?')) {
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$contents = substr($contents, 0, $pos);
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}
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preg_match_all('{
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(?:
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\b(?<![\$:>])(?P<type>class|interface' . $extraTypes . ') \s++ (?P<name>[a-zA-Z_\x7f-\xff:][a-zA-Z0-9_\x7f-\xff:\-]*+)
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| \b(?<![\$:>])(?P<ns>namespace) (?P<nsname>\s++[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+(?:\s*+\\\\\s*+[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+)*+)? \s*+ [\{;]
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)
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}ix', $contents, $matches);
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$classes = [];
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$namespace = '';
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for ($i = 0, $len = count($matches['type']); $i < $len; $i++) {
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if (!empty($matches['ns'][$i])) {
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$namespace = str_replace([' ', "\t", "\r", "\n"], '', $matches['nsname'][$i]) . '\\';
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} else {
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$name = $matches['name'][$i];
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if (':' === $name[0]) {
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$name = 'xhp' . substr(str_replace(['-', ':'], ['_', '__'], $name), 1);
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} elseif ('enum' === $matches['type'][$i]) {
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$name = rtrim($name, ':');
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}
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$classes[] = ltrim($namespace . $name, '\\');
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}
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}
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return $classes;
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}
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}
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