Files
HouseHub/modules/holidays/includes/api/geocode.php
T
2026-03-30 12:01:44 +02:00

133 lines
3.8 KiB
PHP

<?php
// modules/holidays/includes/api/geocode.php
require dirname(__DIR__, 4) . '/includes/auth.php';
require dirname(__DIR__, 4) . '/includes/db.php';
require_login();
header('Content-Type: application/json; charset=utf-8');
// 1. Validation de l'entrée
$q = trim($_GET['q'] ?? '');
if ($q === '') {
http_response_code(400);
echo json_encode(['error' => 'missing_q']);
exit;
}
// Borner la limite
$limit = (int)($_GET['limit'] ?? 1);
if ($limit < 1) $limit = 1;
if ($limit > 10) $limit = 10;
// 2. Normalisation pour le cache
$qNorm = mb_strtolower($q);
$qHash = hash('sha256', $qNorm);
// 3. Création automatique de la table cache
try {
$pdo->exec("
CREATE TABLE IF NOT EXISTS pf_geocode_cache (
q_hash CHAR(64) PRIMARY KEY,
q VARCHAR(255),
lat DECIMAL(10, 7),
lng DECIMAL(10, 7),
display_name TEXT,
updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
");
} catch (Throwable $e) {}
// 4. Vérification du cache
try {
$st = $pdo->prepare("SELECT lat, lng, display_name FROM pf_geocode_cache WHERE q_hash = ?");
$st->execute([$qHash]);
if ($row = $st->fetch(PDO::FETCH_ASSOC)) {
echo json_encode([
'lat' => (float)$row['lat'],
'lng' => (float)$row['lng'],
'display_name' => $row['display_name'],
'cached' => true
], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
exit;
}
} catch (Throwable $e) {}
// 5. Appel Nominatim
$endpoint = 'https://nominatim.openstreetmap.org/search';
$params = http_build_query([
'format' => 'jsonv2',
'addressdetails' => 1,
'limit' => $limit,
'q' => $q,
], '', '&', PHP_QUERY_RFC3986);
$url = $endpoint . '?' . $params;
$ch = curl_init($url);
curl_setopt_array($ch, [
CURLOPT_RETURNTRANSFER => true,
CURLOPT_CONNECTTIMEOUT => 5,
CURLOPT_TIMEOUT => 10,
CURLOPT_HTTPHEADER => [
'User-Agent: PachaFamily-Holidays/1.0 (+contact: ferlan.alexandre@gmail.com)'
],
]);
$body = curl_exec($ch);
$http = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$err = curl_error($ch);
curl_close($ch);
if ($body === false || $http !== 200) {
http_response_code(502);
echo json_encode([
'error' => 'geocode_failed',
'details' => $err ?: ('HTTP ' . $http)
]);
exit;
}
$data = json_decode($body, true);
if (!is_array($data) || empty($data)) {
http_response_code(404);
echo json_encode(['error' => 'not_found']);
exit;
}
// 6. Mise en cache
if (isset($data[0])) {
$r = $data[0];
$lat = round((float)$r['lat'], 6);
$lng = round((float)$r['lon'], 6);
$display = $r['display_name'] ?? '';
try {
$st = $pdo->prepare("
INSERT INTO pf_geocode_cache (q_hash, q, lat, lng, display_name, updated_at)
VALUES (?, ?, ?, ?, ?, NOW())
ON DUPLICATE KEY UPDATE lat=VALUES(lat), lng=VALUES(lng), display_name=VALUES(display_name), updated_at=NOW()
");
$st->execute([$qHash, $q, $lat, $lng, $display]);
} catch (Throwable $e) {}
}
// 7. Retour
if ($limit === 1) {
$r = $data[0];
echo json_encode([
'lat' => round((float)$r['lat'], 6),
'lng' => round((float)$r['lon'], 6),
'display_name' => $r['display_name'] ?? ''
], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
} else {
$results = array_map(function ($r) {
return [
'lat' => round((float)$r['lat'], 6),
'lng' => round((float)$r['lon'], 6),
'display_name' => (string)($r['display_name'] ?? ''),
];
}, $data);
echo json_encode(['results' => $results], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
}