Merge remote-tracking branch 'beberlei/ClassMaps'
Jordi Boggiano
12 years ago
commit
27eb249aab
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<?php
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/*
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* This file is copied from the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*
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* @license MIT
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*/
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namespace Composer\Autoload;
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/**
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* ClassMapGenerator
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*
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* @author Gyula Sallai <salla016@gmail.com>
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*/
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class ClassMapGenerator
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{
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/**
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* Generate a class map file
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*
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* @param Traversable $dirs Directories or a single path to search in
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* @param string $file The name of the class map file
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*/
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static public function dump($dirs, $file)
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{
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$maps = array();
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foreach ($dirs as $dir) {
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$maps = array_merge($maps, static::createMap($dir));
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}
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file_put_contents($file, sprintf('<?php return %s;', var_export($maps, true)));
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}
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/**
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* Iterate over all files in the given directory searching for classes
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*
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* @param Iterator|string $dir The directory to search in or an iterator
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*
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* @return array A class map array
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*/
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static public function createMap($dir)
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{
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if (is_string($dir)) {
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$dir = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($dir));
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}
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$map = array();
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foreach ($dir as $file) {
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if (!$file->isFile()) {
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continue;
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}
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$path = $file->getRealPath();
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if (pathinfo($path, PATHINFO_EXTENSION) !== 'php') {
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continue;
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}
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$classes = self::findClasses($path);
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foreach ($classes as $class) {
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$map[$class] = $path;
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}
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}
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return $map;
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}
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/**
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* Extract the classes in the given file
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*
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* @param string $path The file to check
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*
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* @return array The found classes
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*/
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static private function findClasses($path)
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{
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$contents = file_get_contents($path);
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$tokens = token_get_all($contents);
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$classes = array();
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$namespace = '';
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for ($i = 0, $max = count($tokens); $i < $max; $i++) {
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$token = $tokens[$i];
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if (is_string($token)) {
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continue;
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}
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$class = '';
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switch ($token[0]) {
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case T_NAMESPACE:
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$namespace = '';
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// If there is a namespace, extract it
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while (($t = $tokens[++$i]) && is_array($t)) {
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if (in_array($t[0], array(T_STRING, T_NS_SEPARATOR))) {
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$namespace .= $t[1];
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}
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}
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$namespace .= '\\';
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break;
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case T_CLASS:
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case T_INTERFACE:
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// Find the classname
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while (($t = $tokens[++$i]) && is_array($t)) {
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if (T_STRING === $t[0]) {
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$class .= $t[1];
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} elseif ($class !== '' && T_WHITESPACE == $t[0]) {
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break;
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}
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}
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if (empty($namespace)) {
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$classes[] = $class;
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} else {
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$classes[] = $namespace . $class;
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}
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break;
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default:
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break;
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}
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}
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return $classes;
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}
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}
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@ -0,0 +1,83 @@
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<?php
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/*
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* This file was copied from the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Composer\Test\Autoload;
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use Composer\Autoload\ClassMapGenerator;
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class ClassMapGeneratorTest extends \PHPUnit_Framework_TestCase
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{
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/**
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* @dataProvider getTestCreateMapTests
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*/
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public function testCreateMap($directory, $expected)
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{
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$this->assertEqualsNormalized($expected, ClassMapGenerator::createMap($directory));
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}
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public function getTestCreateMapTests()
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{
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return array(
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array(__DIR__.'/Fixtures/Namespaced', array(
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'Namespaced\\Bar' => realpath(__DIR__).'/Fixtures/Namespaced/Bar.php',
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'Namespaced\\Foo' => realpath(__DIR__).'/Fixtures/Namespaced/Foo.php',
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'Namespaced\\Baz' => realpath(__DIR__).'/Fixtures/Namespaced/Baz.php',
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)
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),
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array(__DIR__.'/Fixtures/beta/NamespaceCollision', array(
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'NamespaceCollision\\A\\B\\Bar' => realpath(__DIR__).'/Fixtures/beta/NamespaceCollision/A/B/Bar.php',
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'NamespaceCollision\\A\\B\\Foo' => realpath(__DIR__).'/Fixtures/beta/NamespaceCollision/A/B/Foo.php',
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)),
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array(__DIR__.'/Fixtures/Pearlike', array(
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'Pearlike_Foo' => realpath(__DIR__).'/Fixtures/Pearlike/Foo.php',
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'Pearlike_Bar' => realpath(__DIR__).'/Fixtures/Pearlike/Bar.php',
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'Pearlike_Baz' => realpath(__DIR__).'/Fixtures/Pearlike/Baz.php',
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)),
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array(__DIR__.'/Fixtures/classmap', array(
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'Foo\\Bar\\A' => realpath(__DIR__).'/Fixtures/classmap/sameNsMultipleClasses.php',
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'Foo\\Bar\\B' => realpath(__DIR__).'/Fixtures/classmap/sameNsMultipleClasses.php',
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'Alpha\\A' => realpath(__DIR__).'/Fixtures/classmap/multipleNs.php',
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'Alpha\\B' => realpath(__DIR__).'/Fixtures/classmap/multipleNs.php',
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'Beta\\A' => realpath(__DIR__).'/Fixtures/classmap/multipleNs.php',
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'Beta\\B' => realpath(__DIR__).'/Fixtures/classmap/multipleNs.php',
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'ClassMap\\SomeInterface' => realpath(__DIR__).'/Fixtures/classmap/SomeInterface.php',
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'ClassMap\\SomeParent' => realpath(__DIR__).'/Fixtures/classmap/SomeParent.php',
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'ClassMap\\SomeClass' => realpath(__DIR__).'/Fixtures/classmap/SomeClass.php',
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)),
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);
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}
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public function testCreateMapFinderSupport()
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{
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if (!class_exists('Symfony\\Component\\Finder\\Finder')) {
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$this->markTestSkipped('Finder component is not available');
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}
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$finder = new \Symfony\Component\Finder\Finder();
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$finder->files()->in(__DIR__ . '/Fixtures/beta/NamespaceCollision');
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$this->assertEqualsNormalized(array(
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'NamespaceCollision\\A\\B\\Bar' => realpath(__DIR__).'/Fixtures/beta/NamespaceCollision/A/B/Bar.php',
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'NamespaceCollision\\A\\B\\Foo' => realpath(__DIR__).'/Fixtures/beta/NamespaceCollision/A/B/Foo.php',
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), ClassMapGenerator::createMap($finder));
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}
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protected function assertEqualsNormalized($expected, $actual, $message = null)
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{
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foreach ($expected as $ns => $path) {
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$expected[$ns] = strtr($path, '\\', '/');
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}
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foreach ($actual as $ns => $path) {
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$actual[$ns] = strtr($path, '\\', '/');
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}
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$this->assertEquals($expected, $actual, $message);
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}
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}
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<?php
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namespace Namespaced;
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class Bar
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{
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public static $loaded = true;
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}
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<?php
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namespace Namespaced;
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class Baz
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{
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public static $loaded = true;
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}
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<?php
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namespace Namespaced;
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class Foo
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{
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public static $loaded = true;
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}
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<?php
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class Pearlike_Bar
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{
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public static $loaded = true;
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}
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<?php
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class Pearlike_Baz
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{
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public static $loaded = true;
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}
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<?php
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class Pearlike_Foo
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{
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public static $loaded = true;
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}
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<?php
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namespace NamespaceCollision\A\B;
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class Bar
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{
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public static $loaded = true;
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}
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@ -0,0 +1,8 @@
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<?php
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namespace NamespaceCollision\A\B;
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class Foo
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{
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public static $loaded = true;
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}
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@ -0,0 +1,6 @@
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<?php
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class PrefixCollision_A_B_Bar
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{
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public static $loaded = true;
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}
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<?php
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class PrefixCollision_A_B_Foo
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{
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public static $loaded = true;
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}
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@ -0,0 +1,8 @@
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<?php
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namespace ClassMap;
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class SomeClass extends SomeParent implements SomeInterface
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{
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}
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@ -0,0 +1,8 @@
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<?php
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namespace ClassMap;
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interface SomeInterface
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{
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}
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@ -0,0 +1,8 @@
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<?php
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namespace ClassMap;
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abstract class SomeParent
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{
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}
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@ -0,0 +1,11 @@
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<?php
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namespace Alpha {
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class A {}
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class B {}
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}
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namespace Beta {
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class A {}
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class B {}
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}
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@ -0,0 +1,3 @@
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<?php
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$a = new stdClass();
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@ -0,0 +1 @@
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This file should be skipped.
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@ -0,0 +1,6 @@
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<?php
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namespace Foo\Bar;
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class A {}
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class B {}
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