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@@ -70,6 +70,14 @@ class ComposerRepository extends ArrayRepository implements ConfigurableReposito
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private $hasPartialPackages;
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private $partialPackagesByName;
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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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+ * @var array list of package names which are fresh and can be loaded from the cache directly 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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+ public $freshMetadataUrls = array();
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+
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/**
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* TODO v3 should make this private once we can drop PHP 5.3 support
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* @private
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@@ -1150,6 +1158,11 @@ class ComposerRepository extends ArrayRepository implements ConfigurableReposito
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return new Promise(function ($resolve, $reject) { $resolve(array('packages' => array())); });
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}
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+ if (isset($this->freshMetadataUrls[$filename]) && $lastModifiedTime) {
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+ // make it look like we got a 304 response
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+ return new Promise(function ($resolve, $reject) { $resolve(true); });
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+ }
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+
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$httpDownloader = $this->httpDownloader;
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if ($this->eventDispatcher) {
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$preFileDownloadEvent = new PreFileDownloadEvent(PluginEvents::PRE_FILE_DOWNLOAD, $this->httpDownloader, $filename);
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@@ -1173,6 +1186,7 @@ class ComposerRepository extends ArrayRepository implements ConfigurableReposito
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$json = $response->getBody();
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if ($json === '' && $response->getStatusCode() === 304) {
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+ $repo->freshMetadataUrls[$filename] = true;
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return true;
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}
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@@ -1186,6 +1200,7 @@ class ComposerRepository extends ArrayRepository implements ConfigurableReposito
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$json = JsonFile::encode($data, JsonFile::JSON_UNESCAPED_SLASHES | JsonFile::JSON_UNESCAPED_UNICODE);
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}
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$cache->write($cacheKey, $json);
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+ $repo->freshMetadataUrls[$filename] = true;
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return $data;
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};
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