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Mr.Haruna
2026-06-13 11:24:58 +07:00
commit 522c4f7200
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final/backend/api/jalan.php
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<?php
/**
* jalan.php
* Tanggung Jawab: Menangani operasi CRUD untuk entitas Jalan (LineString).
*/
require_once '../config/db.php';
require_once '../utils/response_helper.php';
$pdo = Database::getConnection();
$method = $_SERVER['REQUEST_METHOD'];
switch ($method) {
case 'GET':
try {
$stmt = $pdo->query("SELECT id, nama, jenis_jalan, created_at, ST_AsGeoJSON(geom) as geojson FROM jalan");
$features = [];
while ($row = $stmt->fetch()) {
$features[] = [
'type' => 'Feature',
'geometry' => json_decode($row['geojson']),
'properties' => [
'id' => $row['id'],
'nama' => $row['nama'],
'jenis_jalan' => $row['jenis_jalan'],
'created_at' => $row['created_at']
]
];
}
sendSuccess(['type' => 'FeatureCollection', 'features' => $features], 'Data Jalan berhasil diambil');
} catch (PDOException $e) {
sendError('Gagal mengambil data Jalan: ' . $e->getMessage(), 500);
}
break;
case 'POST':
$input = json_decode(file_get_contents('php://input'), true);
if (!isset($input['nama']) || !isset($input['geometry'])) {
sendError('Nama dan geometri wajib diisi');
}
try {
$sql = "INSERT INTO jalan (nama, jenis_jalan, geom) VALUES (:nama, :jenis_jalan, ST_GeomFromGeoJSON(:geometry))";
$stmt = $pdo->prepare($sql);
$stmt->execute([
':nama' => $input['nama'],
':jenis_jalan' => $input['jenis_jalan'] ?? 'Lokal',
':geometry' => json_encode($input['geometry'])
]);
sendSuccess(['id' => $pdo->lastInsertId()], 'Data Jalan berhasil disimpan', 201);
} catch (PDOException $e) {
sendError('Gagal menyimpan Jalan: ' . $e->getMessage(), 500);
}
break;
case 'DELETE':
$id = $_GET['id'] ?? null;
if (!$id) {
sendError('ID Jalan wajib disertakan');
}
try {
$stmt = $pdo->prepare("DELETE FROM jalan WHERE id = :id");
$stmt->execute([':id' => $id]);
sendSuccess(null, 'Data Jalan berhasil dihapus');
} catch (PDOException $e) {
sendError('Gagal menghapus Jalan: ' . $e->getMessage(), 500);
}
break;
default:
sendError('Method not allowed', 405);
break;
}
?>
final/backend/api/kavling.php
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<?php
/**
* kavling.php
* Tanggung Jawab: Menangani operasi CRUD untuk entitas Kavling (Polygon).
*/
require_once '../config/db.php';
require_once '../utils/response_helper.php';
$pdo = Database::getConnection();
$method = $_SERVER['REQUEST_METHOD'];
switch ($method) {
case 'GET':
try {
$stmt = $pdo->query("SELECT id, nama_pemilik, luas, created_at, ST_AsGeoJSON(geom) as geojson FROM kavling");
$features = [];
while ($row = $stmt->fetch()) {
$features[] = [
'type' => 'Feature',
'geometry' => json_decode($row['geojson']),
'properties' => [
'id' => $row['id'],
'nama_pemilik' => $row['nama_pemilik'],
'luas' => $row['luas'],
'created_at' => $row['created_at']
]
];
}
sendSuccess(['type' => 'FeatureCollection', 'features' => $features], 'Data Kavling berhasil diambil');
} catch (PDOException $e) {
sendError('Gagal mengambil data Kavling: ' . $e->getMessage(), 500);
}
break;
case 'POST':
$input = json_decode(file_get_contents('php://input'), true);
if (!isset($input['nama_pemilik']) || !isset($input['geometry'])) {
sendError('Nama pemilik dan geometri wajib diisi');
}
try {
$sql = "INSERT INTO kavling (nama_pemilik, luas, geom) VALUES (:nama_pemilik, :luas, ST_GeomFromGeoJSON(:geometry))";
$stmt = $pdo->prepare($sql);
$stmt->execute([
':nama_pemilik' => $input['nama_pemilik'],
':luas' => $input['luas'] ?? 0,
':geometry' => json_encode($input['geometry'])
]);
sendSuccess(['id' => $pdo->lastInsertId()], 'Data Kavling berhasil disimpan', 201);
} catch (PDOException $e) {
sendError('Gagal menyimpan Kavling: ' . $e->getMessage(), 500);
}
break;
case 'DELETE':
$id = $_GET['id'] ?? null;
if (!$id) {
sendError('ID Kavling wajib disertakan');
}
try {
$stmt = $pdo->prepare("DELETE FROM kavling WHERE id = :id");
$stmt->execute([':id' => $id]);
sendSuccess(null, 'Data Kavling berhasil dihapus');
} catch (PDOException $e) {
sendError('Gagal menghapus Kavling: ' . $e->getMessage(), 500);
}
break;
default:
sendError('Method not allowed', 405);
break;
}
?>
final/backend/api/rumah_ibadah.php
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<?php
/**
* rumah_ibadah.php
* Tanggung Jawab: Operasi CRUD Rumah Ibadah + Endpoint analisis jangkauan Haversine.
*/
require_once '../config/db.php';
require_once '../utils/response_helper.php';
require_once '../utils/geo_helper.php';
$pdo = Database::getConnection();
$method = $_SERVER['REQUEST_METHOD'];
switch ($method) {
case 'GET':
if (isset($_GET['action']) && $_GET['action'] === 'jangkauan' && isset($_GET['id'])) {
// Analisis Jangkauan Haversine
$id = $_GET['id'];
$radius = isset($_GET['radius']) ? (float) $_GET['radius'] : 1.0; // default 1 km
// Dapatkan koordinat rumah ibadah ini
$stmt = $pdo->prepare("SELECT ST_AsGeoJSON(geom) as geojson FROM rumah_ibadah WHERE id = ?");
$stmt->execute([$id]);
$rumah_ibadah = $stmt->fetch();
if (!$rumah_ibadah) sendError('Rumah ibadah tidak ditemukan', 404);
$geom = json_decode($rumah_ibadah['geojson'], true);
$pusatLon = $geom['coordinates'][0];
$pusatLat = $geom['coordinates'][1];
// Panggil geo_helper untuk mendapatkan warga miskin
$warga = GeoHelper::getWargaDalamRadius($pdo, $pusatLat, $pusatLon, $radius);
sendSuccess($warga, 'Data jangkauan berhasil dihitung');
} else {
// GET Semua Rumah Ibadah (GeoJSON)
try {
$stmt = $pdo->query("SELECT id, nama, agama, ST_AsGeoJSON(geom) as geojson FROM rumah_ibadah");
$features = [];
while ($row = $stmt->fetch()) {
$features[] = [
'type' => 'Feature',
'geometry' => json_decode($row['geojson']),
'properties' => [
'id' => $row['id'],
'nama' => $row['nama'],
'agama' => $row['agama']
]
];
}
sendSuccess(['type' => 'FeatureCollection', 'features' => $features], 'Data Rumah Ibadah');
} catch (PDOException $e) {
sendError('Gagal: ' . $e->getMessage(), 500);
}
}
break;
case 'POST':
$input = json_decode(file_get_contents('php://input'), true);
if (!isset($input['nama']) || !isset($input['geometry'])) sendError('Validasi gagal');
try {
$sql = "INSERT INTO rumah_ibadah (nama, agama, geom) VALUES (:nama, :agama, ST_GeomFromGeoJSON(:geometry))";
$stmt = $pdo->prepare($sql);
$stmt->execute([
':nama' => $input['nama'],
':agama' => $input['agama'] ?? 'Islam',
':geometry' => json_encode($input['geometry'])
]);
sendSuccess(['id' => $pdo->lastInsertId()], 'Disimpan', 201);
} catch (PDOException $e) {
sendError('Gagal: ' . $e->getMessage(), 500);
}
break;
case 'DELETE':
$id = $_GET['id'] ?? null;
if (!$id) sendError('ID dibutuhkan');
$stmt = $pdo->prepare("DELETE FROM rumah_ibadah WHERE id = ?");
$stmt->execute([$id]);
sendSuccess(null, 'Dihapus');
break;
default:
sendError('Method not allowed', 405);
break;
}
?>
final/backend/api/spbu.php
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<?php
require_once '../config/db.php';
require_once '../utils/response_helper.php';
$pdo = Database::getConnection();
$method = $_SERVER['REQUEST_METHOD'];
switch ($method) {
case 'GET':
try {
$stmt = $pdo->query("SELECT id, nama, deskripsi, buka_24_jam, created_at, ST_AsGeoJSON(geom) as geojson FROM spbu");
$features = [];
while ($row = $stmt->fetch()) {
$features[] = [
'type' => 'Feature',
'geometry' => json_decode($row['geojson']),
'properties' => [
'id' => $row['id'],
'nama' => $row['nama'],
'deskripsi' => $row['deskripsi'],
'buka_24_jam' => (bool)$row['buka_24_jam'],
'created_at' => $row['created_at']
]
];
}
sendSuccess(['type' => 'FeatureCollection', 'features' => $features], 'Data SPBU berhasil diambil');
} catch (PDOException $e) { sendError('Gagal: ' . $e->getMessage(), 500); }
break;
case 'POST':
$input = json_decode(file_get_contents('php://input'), true);
if (!isset($input['nama']) || !isset($input['geometry'])) sendError('Validasi gagal');
try {
$sql = "INSERT INTO spbu (nama, deskripsi, buka_24_jam, geom) VALUES (:nama, :deskripsi, :buka_24_jam, ST_GeomFromGeoJSON(:geometry))";
$stmt = $pdo->prepare($sql);
$stmt->execute([
':nama' => $input['nama'],
':deskripsi' => $input['deskripsi'] ?? '',
':buka_24_jam' => isset($input['buka_24_jam']) && $input['buka_24_jam'] ? 1 : 0,
':geometry' => json_encode($input['geometry'])
]);
sendSuccess(['id' => $pdo->lastInsertId()], 'Disimpan', 201);
} catch (PDOException $e) { sendError('Gagal: ' . $e->getMessage(), 500); }
break;
case 'DELETE':
$id = $_GET['id'] ?? null;
if (!$id) sendError('ID dibutuhkan');
$stmt = $pdo->prepare("DELETE FROM spbu WHERE id = ?");
$stmt->execute([$id]);
sendSuccess(null, 'Dihapus');
break;
default:
sendError('Method not allowed', 405);
break;
}
?>
final/backend/api/statistik.php
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<?php
/**
* statistik.php
* Tanggung Jawab: Menyediakan data analisis spasial menggunakan Point in Polygon (ST_Contains).
* Menghitung kepadatan warga miskin dalam setiap kavling.
*/
require_once '../config/db.php';
require_once '../utils/response_helper.php';
$pdo = Database::getConnection();
$method = $_SERVER['REQUEST_METHOD'];
if ($method === 'GET') {
try {
// Query Spatial Point-in-Polygon
// Mengambil Kavling dan menghitung jumlah warga miskin (Point) yang ada di dalamnya
$sql = "
SELECT
k.id,
k.nama_pemilik,
k.luas,
ST_AsGeoJSON(k.geom) as geojson,
COUNT(w.id) as jumlah_warga,
COALESCE(SUM(w.jumlah_tanggungan), 0) as total_tanggungan
FROM kavling k
LEFT JOIN warga_miskin w ON ST_Contains(k.geom, w.geom)
GROUP BY k.id
";
$stmt = $pdo->query($sql);
$features = [];
$total_warga = 0;
while ($row = $stmt->fetch()) {
$jumlah = (int) $row['jumlah_warga'];
$total_warga += $jumlah;
$features[] = [
'type' => 'Feature',
'geometry' => json_decode($row['geojson']),
'properties' => [
'id' => $row['id'],
'nama_pemilik' => $row['nama_pemilik'],
'luas' => $row['luas'],
'jumlah_warga' => $jumlah,
'total_tanggungan' => (int) $row['total_tanggungan']
]
];
}
$response = [
'statistik' => [
'total_kavling' => count($features),
'total_warga_terpetakan' => $total_warga
],
'geojson' => [
'type' => 'FeatureCollection',
'features' => $features
]
];
sendSuccess($response, 'Data statistik spasial berhasil dihitung');
} catch (PDOException $e) {
sendError('Gagal menghitung statistik spasial: ' . $e->getMessage(), 500);
}
} else {
sendError('Method not allowed', 405);
}
?>
final/backend/api/warga_miskin.php
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<?php
/**
* warga_miskin.php
* Tanggung Jawab: Operasi CRUD untuk Warga Miskin.
*/
require_once '../config/db.php';
require_once '../utils/response_helper.php';
$pdo = Database::getConnection();
$method = $_SERVER['REQUEST_METHOD'];
switch ($method) {
case 'GET':
try {
$stmt = $pdo->query("SELECT id, nama_kk, penghasilan, jumlah_tanggungan, ST_AsGeoJSON(geom) as geojson FROM warga_miskin");
$features = [];
while ($row = $stmt->fetch()) {
$features[] = [
'type' => 'Feature',
'geometry' => json_decode($row['geojson']),
'properties' => [
'id' => $row['id'],
'nama_kk' => $row['nama_kk'],
'penghasilan' => $row['penghasilan'],
'jumlah_tanggungan' => $row['jumlah_tanggungan']
]
];
}
sendSuccess(['type' => 'FeatureCollection', 'features' => $features], 'Data Warga Miskin');
} catch (PDOException $e) {
sendError('Gagal: ' . $e->getMessage(), 500);
}
break;
case 'POST':
$input = json_decode(file_get_contents('php://input'), true);
if (!isset($input['nama_kk']) || !isset($input['geometry'])) sendError('Validasi gagal');
try {
$sql = "INSERT INTO warga_miskin (nama_kk, penghasilan, jumlah_tanggungan, geom) VALUES (:nama_kk, :penghasilan, :jumlah_tanggungan, ST_GeomFromGeoJSON(:geometry))";
$stmt = $pdo->prepare($sql);
$stmt->execute([
':nama_kk' => $input['nama_kk'],
':penghasilan' => $input['penghasilan'] ?? 0,
':jumlah_tanggungan' => $input['jumlah_tanggungan'] ?? 0,
':geometry' => json_encode($input['geometry'])
]);
sendSuccess(['id' => $pdo->lastInsertId()], 'Disimpan', 201);
} catch (PDOException $e) {
sendError('Gagal: ' . $e->getMessage(), 500);
}
break;
case 'DELETE':
$id = $_GET['id'] ?? null;
if (!$id) sendError('ID dibutuhkan');
$stmt = $pdo->prepare("DELETE FROM warga_miskin WHERE id = ?");
$stmt->execute([$id]);
sendSuccess(null, 'Dihapus');
break;
default:
sendError('Method not allowed', 405);
break;
}
?>
final/backend/config/db.php
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<?php
class Database {
private static $conn = null;
private static function env(string $key, string $default = ''): string {
$value = getenv($key);
return ($value === false || $value === '') ? $default : $value;
}
public static function getConnection() {
if (self::$conn === null) {
try {
$host = self::env('DB_HOST', '127.0.0.1');
$port = self::env('DB_PORT', '3306');
$dbName = self::env('DB_DATABASE', 'webgis_db');
$username = self::env('DB_USERNAME', 'root');
$password = self::env('DB_PASSWORD', '');
self::$conn = new PDO(
"mysql:host={$host};port={$port};dbname={$dbName};charset=utf8mb4",
$username,
$password
);
self::$conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
self::$conn->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC);
} catch (PDOException $exception) {
echo "Connection error: " . $exception->getMessage();
}
}
return self::$conn;
}
}
final/backend/utils/response_helper.php
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<?php
/**
* response_helper.php
* Tanggung Jawab: Standarisasi format response JSON.
*/
header('Content-Type: application/json; charset=utf-8');
$allowedOrigin = getenv('CORS_ALLOWED_ORIGIN');
if ($allowedOrigin !== false && $allowedOrigin !== '') {
header('Access-Control-Allow-Origin: ' . $allowedOrigin);
header('Vary: Origin');
header('Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS');
header('Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers, Authorization, X-Requested-With');
}
if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') { exit(0); }
function sendSuccess($data = null, $message = 'Success', $statusCode = 200) {
http_response_code($statusCode);
echo json_encode(['status' => 'success', 'message' => $message, 'data' => $data]);
exit();
}
function sendError($message = 'Error', $statusCode = 400) {
http_response_code($statusCode);
echo json_encode(['status' => 'error', 'message' => $message]);
exit();
}
?>