public function testFindPackage()
{
$arrayRepoOne = new ArrayRepository();
$arrayRepoOne->addPackage($this->getPackage('foo', '1'));
$arrayRepoTwo = new ArrayRepository();
$arrayRepoTwo->addPackage($this->getPackage('bar', '1'));
$repo = new CompositeRepository(array($arrayRepoOne, $arrayRepoTwo));
$this->assertEquals('foo', $repo->findPackage('foo', '1')->getName(), "Should find package 'foo/1' and get name of 'foo'");
$this->assertEquals('1', $repo->findPackage('foo', '1')->getPrettyVersion(), "Should find package 'foo/1' and get pretty version of '1'");
$this->assertEquals('bar', $repo->findPackage('bar', '1')->getName(), "Should find package 'bar/1' and get name of 'bar'");
$this->assertEquals('1', $repo->findPackage('bar', '1')->getPrettyVersion(), "Should find package 'bar/1' and get pretty version of '1'");
$this->assertNull($repo->findPackage('foo', '2'), "Should not find package 'foo/2'");
}
/**
* Execute the command.
*
* @param InputInterface $input
* @param OutputInterface $output
* @param bool $inverted Whether to invert matching process (why-not vs why behaviour)
* @return int|null Exit code of the operation.
*/
protected function doExecute(InputInterface $input, OutputInterface $output, $inverted = false)
{
// Emit command event on startup
$composer = $this->getComposer();
$commandEvent = new CommandEvent(PluginEvents::COMMAND, $this->getName(), $input, $output);
$composer->getEventDispatcher()->dispatch($commandEvent->getName(), $commandEvent);
// Prepare repositories and set up a pool
$platformOverrides = $composer->getConfig()->get('platform') ?: array();
$repository = new CompositeRepository(array(new ArrayRepository(array($composer->getPackage())), $composer->getRepositoryManager()->getLocalRepository(), new PlatformRepository(array(), $platformOverrides)));
$pool = new Pool();
$pool->addRepository($repository);
// Parse package name and constraint
list($needle, $textConstraint) = array_pad(explode(':', $input->getArgument(self::ARGUMENT_PACKAGE)), 2, $input->getArgument(self::ARGUMENT_CONSTRAINT));
// Find packages that are or provide the requested package first
$packages = $pool->whatProvides($needle);
if (empty($packages)) {
throw new \InvalidArgumentException(sprintf('Could not find package "%s" in your project', $needle));
}
// If the version we ask for is not installed then we need to locate it in remote repos and add it.
// This is needed for why-not to resolve conflicts from an uninstalled version against installed packages.
if (!$repository->findPackage($needle, $textConstraint)) {
$defaultRepos = new CompositeRepository(RepositoryFactory::defaultRepos($this->getIO()));
if ($match = $defaultRepos->findPackage($needle, $textConstraint)) {
$repository->addRepository(new ArrayRepository(array(clone $match)));
}
}
// Include replaced packages for inverted lookups as they are then the actual starting point to consider
$needles = array($needle);
if ($inverted) {
foreach ($packages as $package) {
$needles = array_merge($needles, array_map(function (Link $link) {
return $link->getTarget();
}, $package->getReplaces()));
}
}
// Parse constraint if one was supplied
if ('*' !== $textConstraint) {
$versionParser = new VersionParser();
$constraint = $versionParser->parseConstraints($textConstraint);
} else {
$constraint = null;
}
// Parse rendering options
$renderTree = $input->getOption(self::OPTION_TREE);
$recursive = $renderTree || $input->getOption(self::OPTION_RECURSIVE);
// Resolve dependencies
$results = $repository->getDependents($needles, $constraint, $inverted, $recursive);
if (empty($results)) {
$extra = null !== $constraint ? sprintf(' in versions %smatching %s', $inverted ? 'not ' : '', $textConstraint) : '';
$this->getIO()->writeError(sprintf('<info>There is no installed package depending on "%s"%s</info>', $needle, $extra));
} elseif ($renderTree) {
$this->initStyles($output);
$root = $packages[0];
$this->getIO()->write(sprintf('<info>%s</info> %s %s', $root->getPrettyName(), $root->getPrettyVersion(), $root->getDescription()));
$this->printTree($results);
} else {
$this->printTable($output, $results);
}
return 0;
}
/**
* If the version we ask for is not installed then we need to locate it in
* remote repos and add it.
*
* This is needed for why-not to resolve conflicts from an uninstalled
* version against installed packages.
*
* @param string $packageName Package to inspect.
* @param string $textConstraint Optional version constraint
* @param bool $onlyLocal
*
* @return Pool
*/
private function getRequiredPool($packageName, $textConstraint, $onlyLocal)
{
if ($onlyLocal === false) {
return $this->getPool();
}
$composer = $this->getComposer();
$pool = new Pool();
// Prepare repositories and set up a pool
$platformOverrides = $composer->getConfig()->get('platform') ?: [];
/** @var BasePackage $rootPackage */
$rootPackage = $composer->getPackage();
if ($rootPackage->getRepository() === null) {
$packageRepo = new ArrayRepository([$composer->getPackage()]);
$localRepo = $composer->getRepositoryManager()->getLocalRepository();
$platformRepo = new PlatformRepository([], $platformOverrides);
$compositeRepository = new CompositeRepository([$packageRepo, $localRepo, $platformRepo]);
$pool->addRepository($compositeRepository);
$defaultRepos = new CompositeRepository(RepositoryFactory::defaultRepos($this->getIO()));
$match = $defaultRepos->findPackage($packageName, $textConstraint);
if ($match) {
$compositeRepository->addRepository(new ArrayRepository([clone $match]));
}
}
return $pool;
}
