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Chain.php
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Chain.php
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<?php
declare(strict_types=1);
/*
* This file is part of the Geocoder package.
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @license MIT License
*/
namespace Geocoder\Provider\Chain;
use Geocoder\Collection;
use Geocoder\Model\AddressCollection;
use Geocoder\Query\GeocodeQuery;
use Geocoder\Query\ReverseQuery;
use Geocoder\Provider\Provider;
use Psr\Log\LoggerAwareInterface;
use Psr\Log\LoggerAwareTrait;
use Psr\Log\LogLevel;
/**
* @author Markus Bachmann <[email protected]>
*/
final class Chain implements Provider, LoggerAwareInterface
{
use LoggerAwareTrait;
/**
* @var string
*/
private $geocodeQueryLogLevel = LogLevel::ALERT;
/**
* @var string
*/
private $reverseQueryLogLevel = LogLevel::ALERT;
/**
* @var Provider[]
*/
private $providers = [];
/**
* @param Provider[] $providers
*/
public function __construct(array $providers = [])
{
$this->providers = $providers;
}
public function setGeocodeQueryLogLevel(string $level)
{
$this->geocodeQueryLogLevel = $level;
}
public function setReverseQueryLogLevel(string $level)
{
$this->reverseQueryLogLevel = $level;
}
/**
* {@inheritdoc}
*/
public function geocodeQuery(GeocodeQuery $query): Collection
{
foreach ($this->providers as $provider) {
try {
$result = $provider->geocodeQuery($query);
if (!$result->isEmpty()) {
return $result;
}
} catch (\Throwable $e) {
$this->log(
$this->geocodeQueryLogLevel,
'Provider "{providerName}" could not geocode address: "{address}".',
[
'exception' => $e,
'providerName' => $provider->getName(),
'address' => $query->getText(),
]
);
}
}
return new AddressCollection();
}
/**
* {@inheritdoc}
*/
public function reverseQuery(ReverseQuery $query): Collection
{
foreach ($this->providers as $provider) {
try {
$result = $provider->reverseQuery($query);
if (!$result->isEmpty()) {
return $result;
}
} catch (\Throwable $e) {
$coordinates = $query->getCoordinates();
$this->log(
$this->reverseQueryLogLevel,
'Provider "{providerName}" could not reverse geocode coordinates: {latitude}, {longitude}".',
[
'exception' => $e,
'providerName' => $provider->getName(),
'latitude' => $coordinates->getLatitude(),
'longitude' => $coordinates->getLongitude(),
]
);
}
}
return new AddressCollection();
}
/**
* {@inheritdoc}
*/
public function getName(): string
{
return 'chain';
}
/**
* Adds a provider.
*
* @param Provider $provider
*
* @return Chain
*/
public function add(Provider $provider): self
{
$this->providers[] = $provider;
return $this;
}
/**
* @param $level
* @param $message
* @param array $context
*/
private function log($level, $message, array $context = [])
{
if ($this->logger) {
$this->logger->log($level, $message, $context);
}
}
}