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Shift responsibility for keeping Date header to ResponseHeaderBag #22124

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Shift responsibility for keeping Date header to ResponseHeaderBag #22124

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d4918f1
Guard Date header in ResponseHeaderBag instead of Response
mpdude Mar 23, 2017
32154b1
Fix tests
mpdude Jun 16, 2017
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Guard Date header in ResponseHeaderBag instead of Response
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@mpdude
mpdude committed Jun 16, 2017
commit d4918f13cfa6cca146b7a85cf61d4e04ea8e8045
19 changes: 0 additions & 19 deletions src/Symfony/Component/HttpFoundation/Response.php
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Original file line number Diff line number Diff line change
Expand Up @@ -201,11 +201,6 @@ public function __construct($content = '', $status = 200, $headers = array())
$this->setContent($content);
$this->setStatusCode($status);
$this->setProtocolVersion('1.0');

/* RFC2616 - 14.18 says all Responses need to have a Date */
if (!$this->headers->has('Date')) {
$this->setDate(\DateTime::createFromFormat('U', time()));
}
}

/**
Expand Down Expand Up @@ -334,11 +329,6 @@ public function sendHeaders()
return $this;
}

/* RFC2616 - 14.18 says all Responses need to have a Date */
if (!$this->headers->has('Date')) {
$this->setDate(\DateTime::createFromFormat('U', time()));
}

// headers
foreach ($this->headers->allPreserveCaseWithoutCookies() as $name => $values) {
foreach ($values as $value) {
Expand Down Expand Up @@ -648,15 +638,6 @@ public function mustRevalidate()
*/
public function getDate()
{
/*
RFC2616 - 14.18 says all Responses need to have a Date.
Make sure we provide one even if it the header
has been removed in the meantime.
*/
if (!$this->headers->has('Date')) {
$this->setDate(\DateTime::createFromFormat('U', time()));
}

return $this->headers->getDate('Date');
}

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20 changes: 20 additions & 0 deletions src/Symfony/Component/HttpFoundation/ResponseHeaderBag.php
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Expand Up @@ -51,6 +51,11 @@ public function __construct(array $headers = array())
if (!isset($this->headers['cache-control'])) {
$this->set('Cache-Control', '');
}

/* RFC2616 - 14.18 says all Responses need to have a Date */
if (!isset($this->headers['date'])) {
$this->initDate();
}
}

/**
Expand Down Expand Up @@ -90,6 +95,10 @@ public function replace(array $headers = array())
if (!isset($this->headers['cache-control'])) {
$this->set('Cache-Control', '');
}

if (!isset($this->headers['date'])) {
$this->initDate();
}
}

/**
Expand Down Expand Up @@ -156,6 +165,10 @@ public function remove($key)
if ('cache-control' === $uniqueKey) {
$this->computedCacheControl = array();
}

if ('date' === $uniqueKey) {
$this->initDate();
}
}

/**
Expand Down Expand Up @@ -338,4 +351,11 @@ protected function computeCacheControlValue()

return $header;
}

private function initDate()
{
$now = \DateTime::createFromFormat('U', time());
$now->setTimezone(new \DateTimeZone('UTC'));
$this->set('Date', $now->format('D, d M Y H:i:s').' GMT');
}
}
37 changes: 37 additions & 0 deletions src/Symfony/Component/HttpFoundation/Tests/ResponseHeaderBagTest.php
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Expand Up @@ -332,6 +332,43 @@ public function provideMakeDispositionFail()
);
}

public function testDateHeaderAddedOnCreation()
{
$now = time();

$bag = new ResponseHeaderBag();
$this->assertTrue($bag->has('Date'));

$this->assertEquals($now, $bag->getDate('Date')->getTimestamp());
}

public function testDateHeaderCanBeSetOnCreation()
{
$someDate = 'Thu, 23 Mar 2017 09:15:12 GMT';
$bag = new ResponseHeaderBag(array('Date' => $someDate));

$this->assertEquals($someDate, $bag->get('Date'));
}

public function testDateHeaderWillBeRecreatedWhenRemoved()
{
$someDate = 'Thu, 23 Mar 2017 09:15:12 GMT';
$bag = new ResponseHeaderBag(array('Date' => $someDate));
$bag->remove('Date');

// a (new) Date header is still present
$this->assertTrue($bag->has('Date'));
$this->assertNotEquals($someDate, $bag->get('Date'));
}

public function testDateHeaderWillBeRecreatedWhenHeadersAreReplaced()
{
$bag = new ResponseHeaderBag();
$bag->replace(array());

$this->assertTrue($bag->has('Date'));
}

private function assertSetCookieHeader($expected, ResponseHeaderBag $actual)
{
$this->assertRegExp('#^Set-Cookie:\s+'.preg_quote($expected, '#').'$#m', str_replace("\r\n", "\n", (string) $actual));
Expand Down