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@ -65,6 +65,12 @@ class ComposerRepository extends ArrayRepository implements ConfigurableReposito
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private $rootData;
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private $hasPartialPackages;
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private $partialPackagesByName;
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/**
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* @var array list of package names which returned a 404 and should not be re-fetched in case loadPackage is called several times
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* useful for v2 metadata repositories with lazy providers
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*/
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private $packagesNotFoundCache = array();
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/**
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* TODO v3 should make this private once we can drop PHP 5.3 support
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* @private
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@ -1079,6 +1085,10 @@ class ComposerRepository extends ArrayRepository implements ConfigurableReposito
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{
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$retries = 3;
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if (isset($this->packagesNotFoundCache[$filename])) {
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return \React\Promise\Util::promiseFor(array('packages' => array()));
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}
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$httpDownloader = $this->httpDownloader;
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if ($this->eventDispatcher) {
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$preFileDownloadEvent = new PreFileDownloadEvent(PluginEvents::PRE_FILE_DOWNLOAD, $this->httpDownloader, $filename);
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@ -1095,6 +1105,7 @@ class ComposerRepository extends ArrayRepository implements ConfigurableReposito
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$accept = function ($response) use ($io, $url, $cache, $cacheKey) {
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// package not found is acceptable for a v2 protocol repository
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if ($response->getStatusCode() === 404) {
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$this->packagesNotFoundCache[$filename] = true;
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return array('packages' => array());
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}
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@ -1119,6 +1130,7 @@ class ComposerRepository extends ArrayRepository implements ConfigurableReposito
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$reject = function ($e) use (&$retries, $httpDownloader, $filename, $options, &$reject, $accept, $io, $url, &$degradedMode) {
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if ($e instanceof TransportException && $e->getStatusCode() === 404) {
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$this->packagesNotFoundCache[$filename] = true;
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return false;
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}
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