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<?php
/**
* @copyright 2020 Podlibre
* @license https://www.gnu.org/licenses/agpl-3.0.en.html AGPL3
* @link https://castopod.org/
*/
/**
* Fetches places from Nominatim OpenStreetMap
*
* @param string $locationName
*
* @return array|null
*/
function fetch_osm_location($locationName)
{
$osmObject = null;
if (!empty($locationName)) {
try {
$client = \Config\Services::curlrequest();
$response = $client->request(
'GET',
'https://nominatim.openstreetmap.org/search.php?q=' .
urlencode($locationName) .
'&polygon_geojson=1&format=jsonv2',
[
'headers' => [
'User-Agent' => 'Castopod/' . CP_VERSION,
'Accept' => 'application/json',
],
]
);
$places = json_decode($response->getBody(), true);
$osmObject = [
'geo' =>
empty($places[0]['lat']) || empty($places[0]['lon'])
? null
: "geo:{$places[0]['lat']},{$places[0]['lon']}",
'osmid' => empty($places[0]['osm_type'])
? null
: strtoupper(substr($places[0]['osm_type'], 0, 1)) .
$places[0]['osm_id'],
];
} catch (\Exception $e) {
//If things go wrong the show must go on
log_message('critical', $e);
}
}
return $osmObject;
}