composer update
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@@ -40,7 +40,14 @@ class HttpCache implements HttpKernelInterface, TerminableInterface
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*
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* The available options are:
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*
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* * debug: If true, the traces are added as a HTTP header to ease debugging
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* * debug If true, exceptions are thrown when things go wrong. Otherwise, the cache
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* will try to carry on and deliver a meaningful response.
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*
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* * trace_level May be one of 'none', 'short' and 'full'. For 'short', a concise trace of the
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* master request will be added as an HTTP header. 'full' will add traces for all
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* requests (including ESI subrequests). (default: 'full' if in debug; 'none' otherwise)
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*
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* * trace_header Header name to use for traces. (default: X-Symfony-Cache)
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*
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* * default_ttl The number of seconds that a cache entry should be considered
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* fresh when no explicit freshness information is provided in
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@@ -87,7 +94,13 @@ class HttpCache implements HttpKernelInterface, TerminableInterface
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'allow_revalidate' => false,
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'stale_while_revalidate' => 2,
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'stale_if_error' => 60,
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'trace_level' => 'none',
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'trace_header' => 'X-Symfony-Cache',
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], $options);
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if (!isset($options['trace_level']) && $this->options['debug']) {
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$this->options['trace_level'] = 'full';
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}
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}
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/**
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@@ -110,6 +123,23 @@ class HttpCache implements HttpKernelInterface, TerminableInterface
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return $this->traces;
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}
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private function addTraces(Response $response)
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{
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$traceString = null;
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if ('full' === $this->options['trace_level']) {
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$traceString = $this->getLog();
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}
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if ('short' === $this->options['trace_level'] && $masterId = array_key_first($this->traces)) {
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$traceString = implode('/', $this->traces[$masterId]);
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}
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if (null !== $traceString) {
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$response->headers->add([$this->options['trace_header'] => $traceString]);
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}
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}
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/**
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* Returns a log message for the events of the last request processing.
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*
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@@ -194,8 +224,8 @@ class HttpCache implements HttpKernelInterface, TerminableInterface
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$this->restoreResponseBody($request, $response);
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if (HttpKernelInterface::MASTER_REQUEST === $type && $this->options['debug']) {
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$response->headers->set('X-Symfony-Cache', $this->getLog());
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if (HttpKernelInterface::MASTER_REQUEST === $type) {
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$this->addTraces($response);
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}
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if (null !== $this->surrogate) {
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