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<?php declare(strict_types=1);
/*
* This file is part of the Monolog package.
*
* (c) Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Monolog\Processor;
/**
* Injects url/method and remote IP of the current web request in all records
*
* @author Jordi Boggiano <j.boggiano@seld.be>
*/
class WebProcessor
{
/**
* @var array|\ArrayAccess
*/
protected $serverData;
/**
* Default fields
*
* Array is structured as [key in record.extra => key in $serverData]
*
* @var array
*/
protected $extraFields = [
'url' => 'REQUEST_URI',
'ip' => 'REMOTE_ADDR',
'http_method' => 'REQUEST_METHOD',
'server' => 'SERVER_NAME',
'referrer' => 'HTTP_REFERER',
];
/**
* @param array|\ArrayAccess $serverData Array or object w/ ArrayAccess that provides access to the $_SERVER data
* @param array|null $extraFields Field names and the related key inside $serverData to be added. If not provided it defaults to: url, ip, http_method, server, referrer
*/
public function __construct($serverData = null, array $extraFields = null)
{
if (null === $serverData) {
$this->serverData = &$_SERVER;
} elseif (is_array($serverData) || $serverData instanceof \ArrayAccess) {
$this->serverData = $serverData;
} else {
throw new \UnexpectedValueException('$serverData must be an array or object implementing ArrayAccess.');
}
if (null !== $extraFields) {
if (isset($extraFields[0])) {
foreach (array_keys($this->extraFields) as $fieldName) {
if (!in_array($fieldName, $extraFields)) {
unset($this->extraFields[$fieldName]);
}
}
} else {
$this->extraFields = $extraFields;
}
}
}
public function __invoke(array $record): array
{
// skip processing if for some reason request data
// is not present (CLI or wonky SAPIs)
if (!isset($this->serverData['REQUEST_URI'])) {
return $record;
}
$record['extra'] = $this->appendExtraFields($record['extra']);
return $record;
}
public function addExtraField(string $extraName, string $serverName): self
{
$this->extraFields[$extraName] = $serverName;
return $this;
}
private function appendExtraFields(array $extra): array
{
foreach ($this->extraFields as $extraName => $serverName) {
$extra[$extraName] = $this->serverData[$serverName] ?? null;
}
if (isset($this->serverData['UNIQUE_ID'])) {
$extra['unique_id'] = $this->serverData['UNIQUE_ID'];
}
return $extra;
}
}