Merge-powered recipe update system

Author: weaverryan

.php_cs.dist renamed to .php-cs-fixer.dist.php

@@ -2,7 +2,7 @@
 
 $finder = PhpCsFixer\Finder::create()->in(__DIR__);
 
-return PhpCsFixer\Config::create()
+return (new PhpCsFixer\Config())
     ->setFinder($finder)
     ->setRules(array(
         '@Symfony' => true,

src/Command/InstallRecipesCommand.php

@@ -13,17 +13,17 @@
 
 use Composer\Command\BaseCommand;
 use Composer\DependencyResolver\Operation\InstallOperation;
-use Composer\Factory;
 use Symfony\Component\Console\Exception\RuntimeException;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Flex\Event\UpdateEvent;
-use Symfony\Flex\Lock;
+use Symfony\Flex\Flex;
 
 class InstallRecipesCommand extends BaseCommand
 {
+    /** @var Flex */
     private $flex;
     private $rootDir;
 
@@ -55,7 +55,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
             throw new RuntimeException('Cannot run "sync-recipes --force": git not found.');
         }
 
-        $symfonyLock = new Lock(getenv('SYMFONY_LOCKFILE') ?: str_replace('composer.json', 'symfony.lock', Factory::getComposerFile()));
+        $symfonyLock = $this->flex->getLock();
         $composer = $this->getComposer();
         $locker = $composer->getLocker();
         $lockData = $locker->getLockData();

src/Command/RecipesCommand.php

@@ -13,11 +13,11 @@
 
 use Composer\Command\BaseCommand;
 use Composer\Downloader\TransportException;
-use Composer\Util\HttpDownloader;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Flex\GithubApi;
 use Symfony\Flex\InformationOperation;
 use Symfony\Flex\Lock;
 use Symfony\Flex\Recipe;
@@ -31,13 +31,13 @@ class RecipesCommand extends BaseCommand
     private $flex;
 
     private $symfonyLock;
-    private $downloader;
+    private $githubApi;
 
     public function __construct(/* cannot be type-hinted */ $flex, Lock $symfonyLock, $downloader)
     {
         $this->flex = $flex;
         $this->symfonyLock = $symfonyLock;
-        $this->downloader = $downloader;
+        $this->githubApi = new GithubApi($downloader);
 
         parent::__construct();
     }
@@ -136,7 +136,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
             '',
             'Run:',
             ' * <info>composer recipes vendor/package</info> to see details about a recipe.',
-            ' * <info>composer recipes:install vendor/package --force -v</info> to update that recipe.',
+            ' * <info>composer recipes:update vendor/package</info> to update that recipe.',
             '',
         ]));
 
@@ -171,13 +171,15 @@ private function displayPackageInformation(Recipe $recipe)
         $commitDate = null;
         if (null !== $lockRef && null !== $lockRepo) {
             try {
-                list($gitSha, $commitDate) = $this->findRecipeCommitDataFromTreeRef(
+                $recipeCommitData = $this->githubApi->findRecipeCommitDataFromTreeRef(
                     $recipe->getName(),
                     $lockRepo,
                     $lockBranch ?? '',
                     $lockVersion,
                     $lockRef
                 );
+                $gitSha = $recipeCommitData ? $recipeCommitData['commit'] : null;
+                $commitDate = $recipeCommitData ? $recipeCommitData['date'] : null;
             } catch (TransportException $exception) {
                 $io->writeError('Error downloading exact git sha for installed recipe.');
             }
@@ -232,7 +234,7 @@ private function displayPackageInformation(Recipe $recipe)
             $io->write([
                 '',
                 'Update this recipe by running:',
-                sprintf('<info>composer recipes:install %s --force -v</info>', $recipe->getName()),
+                sprintf('<info>composer recipes:update %s</info>', $recipe->getName()),
             ]);
         }
     }
@@ -324,63 +326,4 @@ private function writeTreeLine($line)
 
         $io->write($line);
     }
-
-    /**
-     * Attempts to find the original git sha when the recipe was installed.
-     */
-    private function findRecipeCommitDataFromTreeRef(string $package, string $repo, string $branch, string $version, string $lockRef)
-    {
-        // only supports public repository placement
-        if (0 !== strpos($repo, 'github.com')) {
-            return [null, null];
-        }
-
-        $parts = explode('/', $repo);
-        if (3 !== \count($parts)) {
-            return [null, null];
-        }
-
-        $recipePath = sprintf('%s/%s', $package, $version);
-        $commitsData = $this->requestGitHubApi(sprintf(
-            'https://api.github.com/repos/%s/%s/commits?path=%s&sha=%s',
-            $parts[1],
-            $parts[2],
-            $recipePath,
-            $branch
-        ));
-
-        foreach ($commitsData as $commitData) {
-            // go back the commits one-by-one
-            $treeUrl = $commitData['commit']['tree']['url'].'?recursive=true';
-
-            // fetch the full tree, then look for the tree for the package path
-            $treeData = $this->requestGitHubApi($treeUrl);
-            foreach ($treeData['tree'] as $treeItem) {
-                if ($treeItem['path'] !== $recipePath) {
-                    continue;
-                }
-
-                if ($treeItem['sha'] === $lockRef) {
-                    // shorten for brevity
-                    return [
-                        substr($commitData['sha'], 0, 7),
-                        $commitData['commit']['committer']['date'],
-                    ];
-                }
-            }
-        }
-
-        return [null, null];
-    }
-
-    private function requestGitHubApi(string $path)
-    {
-        if ($this->downloader instanceof HttpDownloader) {
-            $contents = $this->downloader->get($path)->getBody();
-        } else {
-            $contents = $this->downloader->getContents('api.github.com', $path, false);
-        }
-
-        return json_decode($contents, true);
-    }
 }