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Merge pull request #536 from Seldaek/new_composer_format

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Add support for new composer repo format + cache for composer repos
This commit is contained in:
Nils Adermann 2012-04-06 14:00:25 -07:00
commit fc1a7a3e23
3 changed files with 121 additions and 11 deletions
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59
src/Composer/Repository/ComposerRepository.php
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@ -15,6 +15,7 @@ namespace Composer\Repository;
use Composer\Package\Loader\ArrayLoader;
use Composer\Package\LinkConstraint\VersionConstraint;
use Composer\Json\JsonFile;
use Composer\Cache;
use Composer\IO\IOInterface;
use Composer\Util\RemoteFilesystem;
@ -26,6 +27,7 @@ class ComposerRepository extends ArrayRepository
protected $url;
protected $io;
protected $packages;
protected $cache;
public function __construct(array $config, IOInterface $io)
{
@ -40,26 +42,61 @@ class ComposerRepository extends ArrayRepository
$this->url = $config['url'];
$this->io = $io;
$this->cache = new Cache($io, preg_replace('{[^a-z0-9.]}', '-', $this->url));
}
protected function initialize()
{
parent::initialize();
$json = new JsonFile($this->url.'/packages.json', new RemoteFilesystem($this->io));
$packages = $json->read();
if (!$packages) {
throw new \UnexpectedValueException('Could not parse package list from the '.$this->url.' repository');
}
if (isset($packages['includes'])) {
$this->io->write('<error>Your version of composer is too old, please run `php composer.phar self-update` to update it.</error>');
exit(1);
try {
$json = new JsonFile($this->url.'/packages.json', new RemoteFilesystem($this->io));
$data = $json->read();
$this->cache->write('packages.json', json_encode($data));
} catch (\Exception $e) {
if ($contents = $this->cache->read('packages.json')) {
$this->io->write('<warning>'.$this->url.' could not be loaded, package information was loaded from the local cache and may be out of date</warning>');
$data = json_decode($contents, true);
} else {
throw $e;
}
}
$loader = new ArrayLoader();
foreach ($packages as $data) {
foreach ($data['versions'] as $rev) {
$this->addPackage($loader->load($rev));
$this->loadRepository($loader, $data);
}
protected function loadRepository(ArrayLoader $loader, $data)
{
// legacy repo handling
if (!isset($data['packages']) && !isset($data['includes'])) {
foreach ($data as $pkg) {
foreach ($pkg['versions'] as $metadata) {
$this->addPackage($loader->load($metadata));
}
}
return;
}
if (isset($data['packages'])) {
foreach ($data['packages'] as $package => $versions) {
foreach ($versions as $version => $metadata) {
$this->addPackage($loader->load($metadata));
}
}
}
if (isset($data['includes'])) {
foreach ($data['includes'] as $include => $metadata) {
if ($this->cache->sha1($include) === $metadata['sha1']) {
$includedData = json_decode($this->cache->read($include), true);
} else {
$json = new JsonFile($this->url.'/'.$include, new RemoteFilesystem($this->io));
$includedData = $json->read();
$this->cache->write($include, json_encode($includedData));
}
$this->loadRepository($loader, $includedData);
}
}
}