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[HttpFoundation] Request without content-type or content-length header should result in null values, not empty strings #53432

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Merged
merged 1 commit into from
Jan 23, 2024
Merged

[HttpFoundation] Request without content-type or content-length header should result in null values, not empty strings #53432

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[HttpFoundation] Request without content-type or content-length heade… 
…r should result in null values, not empty strings
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@priyadi @nicolas-grekas
priyadi authored and nicolas-grekas committed Jan 23, 2024
commit 3a5b25cd6fee4f5d5f345332a3450dadad9dba26
2 changes: 1 addition & 1 deletion src/Symfony/Component/HttpFoundation/ServerBag.php
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Expand Up @@ -31,7 +31,7 @@ public function getHeaders()
foreach ($this->parameters as $key => $value) {
if (str_starts_with($key, 'HTTP_')) {
$headers[substr($key, 5)] = $value;
} elseif (\in_array($key, ['CONTENT_TYPE', 'CONTENT_LENGTH', 'CONTENT_MD5'], true)) {
} elseif (\in_array($key, ['CONTENT_TYPE', 'CONTENT_LENGTH', 'CONTENT_MD5'], true) && '' !== $value) {
$headers[$key] = $value;
}
}
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16 changes: 16 additions & 0 deletions src/Symfony/Component/HttpFoundation/Tests/ServerBagTest.php
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Expand Up @@ -177,4 +177,20 @@ public function testItDoesNotOverwriteTheAuthorizationHeaderIfItIsAlreadySet()
'PHP_AUTH_PW' => '',
], $bag->getHeaders());
}

/**
* An HTTP request without content-type and content-length will result in
* the variables $_SERVER['CONTENT_TYPE'] and $_SERVER['CONTENT_LENGTH']
* containing an empty string in PHP.
*/
public function testRequestWithoutContentTypeAndContentLength()
{
$bag = new ServerBag([
'CONTENT_TYPE' => '',
'CONTENT_LENGTH' => '',
'HTTP_USER_AGENT' => 'foo',
]);

$this->assertSame(['USER_AGENT' => 'foo'], $bag->getHeaders());
}
}