AbstractSurrogate

class AbstractSurrogate implements SurrogateInterface

Abstract class implementing Surrogate capabilities to Request and Response instances.

Methods

__construct(array $contentTypes = array('text/html', 'text/xml', 'application/xhtml+xml', 'application/xml'))
ResponseCacheStrategyInterface createCacheStrategy()

Returns a new cache strategy instance.

bool hasSurrogateCapability(Request $request)

Checks that at least one surrogate has Surrogate capability.

addSurrogateCapability(Request $request)

Adds Surrogate-capability to the given Request.

bool needsParsing(Response $response)

Checks that the Response needs to be parsed for Surrogate tags.

string handle(HttpCache $cache, string $uri, string $alt, bool $ignoreErrors)

Handles a Surrogate from the cache.

Details

__construct(array $contentTypes = array('text/html', 'text/xml', 'application/xhtml+xml', 'application/xml'))

Parameters

array $contentTypes An array of content-type that should be parsed for Surrogate information (default: text/html, text/xml, application/xhtml+xml, and application/xml)

ResponseCacheStrategyInterface createCacheStrategy()

Returns a new cache strategy instance.

Return Value

ResponseCacheStrategyInterface A ResponseCacheStrategyInterface instance

bool hasSurrogateCapability(Request $request)

Checks that at least one surrogate has Surrogate capability.

Parameters

Request $request

Return Value

bool true if one surrogate has Surrogate capability, false otherwise

addSurrogateCapability(Request $request)

Adds Surrogate-capability to the given Request.

Parameters

Request $request

bool needsParsing(Response $response)

Checks that the Response needs to be parsed for Surrogate tags.

Parameters

Response $response

Return Value

bool true if the Response needs to be parsed, false otherwise

string handle(HttpCache $cache, string $uri, string $alt, bool $ignoreErrors)

Handles a Surrogate from the cache.

Parameters

HttpCache $cache An HttpCache instance
string $uri The main URI
string $alt An alternative URI
bool $ignoreErrors Whether to ignore errors or not

Return Value

string

Exceptions

RuntimeException
Exception

© 2004–2017 Fabien Potencier
Licensed under the MIT License.
http://api.symfony.com/4.0/Symfony/Component/HttpKernel/HttpCache/AbstractSurrogate.html