Initial commit — WebGIS UAS GeoMiskin

Sistem WebGIS analisis sebaran penduduk miskin dan jangkauan rumah ibadah.
Fitur: peta interaktif Leaflet.js, CRUD rumah ibadah & penduduk miskin,
auto-kategorisasi haversine, heatmap, export PDF/CSV, dashboard analitik,
manajemen pengguna (superadmin/admin), login sistem.

Teknologi: PHP, MySQL, Leaflet.js, OpenStreetMap, Nominatim Geocoding, mPDF.

Catatan: jalankan `composer install` di folder uas/ untuk install dependencies.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

uas/api/export_csv.php

@@ -0,0 +1,41 @@
+<?php
+include '../koneksi.php';
+include '../auth.php';
+requireLogin();
+
+$rows = mysqli_fetch_all(mysqli_query($conn,
+    "SELECT p.*, i.nama AS ibadah_nama,
+            DATE_FORMAT(p.tanggal_bantuan,'%d/%m/%Y') AS tgl_fmt
+     FROM penduduk_miskin p
+     LEFT JOIN rumah_ibadah i ON i.id = p.rumah_ibadah_id
+     ORDER BY p.kk_nama"), MYSQLI_ASSOC);
+
+$date = date('Y-m-d');
+header('Content-Type: text/csv; charset=UTF-8');
+header("Content-Disposition: attachment; filename=penduduk_miskin_{$date}.csv");
+
+$out = fopen('php://output', 'w');
+// UTF-8 BOM for Excel
+fwrite($out, "\xEF\xBB\xBF");
+
+fputcsv($out, ['No','Nama KK','NIK','Alamat','Jumlah Anggota','Rumah Ibadah Terdekat','Jarak (m)','Status Bantuan','Jenis Bantuan','Tanggal Bantuan','Latitude','Longitude']);
+
+$i = 1;
+foreach ($rows as $r) {
+    fputcsv($out, [
+        $i++,
+        $r['kk_nama'],
+        $r['nik'],
+        $r['alamat'],
+        $r['jumlah_anggota'],
+        $r['ibadah_nama'] ?: '-',
+        $r['jarak_meter'] ? round($r['jarak_meter']) : '-',
+        $r['status_bantuan'],
+        $r['jenis_bantuan'],
+        $r['tgl_fmt'] ?: '-',
+        $r['lat'],
+        $r['lng'],
+    ]);
+}
+
+fclose($out);