cw
357 lines
12 KiB
PHP
357 lines
12 KiB
PHP
<?php
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// core/helpers.php
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/**
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* Haversine Formula - menghitung jarak antara dua koordinat (meter)
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*/
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function haversine(float $lat1, float $lng1, float $lat2, float $lng2): float {
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$R = 6371000; // radius bumi meter
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$phi1 = deg2rad($lat1);
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$phi2 = deg2rad($lat2);
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$dphi = deg2rad($lat2 - $lat1);
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$dlam = deg2rad($lng2 - $lng1);
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$a = sin($dphi / 2) ** 2 + cos($phi1) * cos($phi2) * sin($dlam / 2) ** 2;
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$c = 2 * atan2(sqrt($a), sqrt(1 - $a));
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return $R * $c;
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}
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/**
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* Algoritma Skor Prioritas Bantuan (0-100)
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* Semakin tinggi skor = semakin prioritas
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*/
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function hitungSkorPrioritas(array $warga): array {
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$skor = 0;
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// 1. Penghasilan (30 poin)
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$penghasilan = (int)($warga['penghasilan_bulanan'] ?? 0);
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if ($penghasilan === 0) $skor += 30;
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elseif ($penghasilan <= 300000) $skor += 25;
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elseif ($penghasilan <= 600000) $skor += 18;
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elseif ($penghasilan <= 1000000) $skor += 10;
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else $skor += 3;
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// 2. Jumlah tanggungan (20 poin)
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$tanggungan = (int)($warga['jumlah_tanggungan'] ?? 0);
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if ($tanggungan >= 6) $skor += 20;
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elseif ($tanggungan >= 4) $skor += 15;
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elseif ($tanggungan >= 2) $skor += 10;
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else $skor += 4;
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// 3. Kondisi rumah (15 poin)
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$skor += match($warga['kondisi_rumah'] ?? '') {
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'Sangat Tidak Layak' => 15,
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'Tidak Layak' => 10,
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'Cukup Layak' => 5,
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'Layak' => 1,
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default => 5
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};
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// 4. Pendidikan (10 poin)
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$skor += match($warga['pendidikan_terakhir'] ?? '') {
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'Tidak Sekolah' => 10,
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'SD' => 8,
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'SMP' => 6,
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'SMA' => 3,
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default => 1
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};
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// 5. Riwayat penyakit (10 poin)
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if (!empty($warga['riwayat_penyakit'])) {
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$penyakit = strtolower($warga['riwayat_penyakit']);
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if (str_contains($penyakit, 'kanker') || str_contains($penyakit, 'gagal ginjal') || str_contains($penyakit, 'stroke')) {
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$skor += 10;
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} elseif (str_contains($penyakit, 'diabetes') || str_contains($penyakit, 'jantung') || str_contains($penyakit, 'tbc')) {
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$skor += 8;
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} else {
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$skor += 5;
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}
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}
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// 6. Lansia (8 poin)
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if (!empty($warga['is_lansia'])) $skor += 8;
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// 7. Disabilitas (7 poin)
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if (!empty($warga['is_disabilitas'])) $skor += 7;
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$skor = min(100, $skor);
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$level = match(true) {
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$skor >= 70 => 'Tinggi',
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$skor >= 40 => 'Sedang',
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default => 'Rendah'
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};
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return ['skor' => $skor, 'level' => $level];
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}
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/**
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* Tentukan status kemiskinan berdasarkan penghasilan dan tanggungan
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*/
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function tentukanStatusKemiskinan(int $penghasilan, int $tanggungan): string {
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$kapita = $tanggungan > 0 ? $penghasilan / $tanggungan : $penghasilan;
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if ($kapita <= 350000) return 'Miskin Ekstrem';
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if ($kapita <= 550000) return 'Miskin';
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return 'Rentan Miskin';
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}
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/**
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* Generate kode laporan: LPR-YYYYMMDD-XXXX
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*/
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function generateKodeLaporan(): string {
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$db = Database::getInstance();
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$today = date('Ymd');
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$count = $db->fetchOne("SELECT COUNT(*)+1 as n FROM laporan_masyarakat WHERE DATE(created_at) = CURDATE()")['n'];
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return 'LPR-' . $today . '-' . str_pad($count, 4, '0', STR_PAD_LEFT);
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}
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/**
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* Generate kode bantuan: BNT-YYYYMMDD-XXXX
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*/
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function generateKodeBantuan(): string {
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$db = Database::getInstance();
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$today = date('Ymd');
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$count = $db->fetchOne("SELECT COUNT(*)+1 as n FROM histori_bantuan WHERE DATE(created_at) = CURDATE()")['n'];
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return 'BNT-' . $today . '-' . str_pad($count, 4, '0', STR_PAD_LEFT);
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}
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/**
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* Generate password awal/reset yang mudah diketik tetapi tetap acak.
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*/
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function generatePasswordAkun(): string {
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return 'Sinergi@' . random_int(100000, 999999);
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}
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/**
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* Kirim kredensial akun via email jika mail server tersedia.
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* Mengembalikan false di instalasi lokal yang belum punya konfigurasi SMTP/sendmail.
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*/
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function kirimEmailAkun(string $email, string $nama, string $username, string $password, string $aksi = 'dibuat'): bool {
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if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
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return false;
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}
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$subject = 'Informasi Akun SINERGI';
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$message = "Yth. {$nama},\n\n"
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. "Akun SINERGI Anda telah {$aksi}.\n\n"
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. "URL Login: " . APP_URL . "/login\n"
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. "Username: {$username}\n"
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. "Password: {$password}\n\n"
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. "Silakan masuk ke sistem dan simpan kredensial ini dengan aman.\n\n"
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. "Salam,\nAdmin SINERGI";
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$headers = [
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'From: SINERGI <noreply@sinergi.local>',
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'Content-Type: text/plain; charset=UTF-8'
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];
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return @mail($email, $subject, $message, implode("\r\n", $headers));
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}
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/**
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* Temukan rumah ibadah terdekat berdasarkan Haversine
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*/
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function findRumahIbadahTerdekat(float $lat, float $lng): ?array {
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$db = Database::getInstance();
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$rumahIbadahs = $db->fetchAll(
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"SELECT ri.*, k.nama as kelurahan FROM rumah_ibadah ri
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JOIN kelurahan k ON ri.id_kelurahan = k.id
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WHERE ri.is_active = 1"
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);
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$nearest = null;
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$minDist = PHP_FLOAT_MAX;
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foreach ($rumahIbadahs as $ri) {
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$dist = haversine($lat, $lng, (float)$ri['lat'], (float)$ri['lng']);
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if ($dist < $minDist) {
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$minDist = $dist;
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$nearest = $ri;
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$nearest['jarak_meter'] = round($dist);
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}
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}
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return $nearest;
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}
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/**
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* Cek apakah titik berada dalam radius salah satu rumah ibadah
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*/
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function isInBlindSpot(float $lat, float $lng): bool {
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$db = Database::getInstance();
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$rumahIbadahs = $db->fetchAll("SELECT lat, lng, radius_meter FROM rumah_ibadah WHERE is_active = 1");
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foreach ($rumahIbadahs as $ri) {
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$dist = haversine($lat, $lng, (float)$ri['lat'], (float)$ri['lng']);
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if ($dist <= (float)$ri['radius_meter']) {
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return false;
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}
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}
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return true;
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}
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/**
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* Format rupiah
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*/
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function formatRupiah(int $amount): string {
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return 'Rp ' . number_format($amount, 0, ',', '.');
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}
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/**
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* Format tanggal Indonesia
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*/
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function formatTanggal(string $date, bool $withTime = false): string {
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if (empty($date) || $date === '0000-00-00') return '-';
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$bulan = ['','Januari','Februari','Maret','April','Mei','Juni','Juli','Agustus','September','Oktober','November','Desember'];
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$d = new DateTime($date);
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$str = $d->format('j') . ' ' . $bulan[(int)$d->format('n')] . ' ' . $d->format('Y');
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if ($withTime) $str .= ' ' . $d->format('H:i');
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return $str;
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}
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/**
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* Hitung umur
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*/
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function hitungUmur(string $tanggalLahir): int {
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if (empty($tanggalLahir)) return 0;
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return (new DateTime($tanggalLahir))->diff(new DateTime())->y;
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}
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/**
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* Warna marker berdasarkan status kemiskinan
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*/
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function warnaMiskin(string $status): string {
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return match($status) {
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'Miskin Ekstrem' => '#dc2626',
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'Miskin' => '#ea580c',
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'Rentan Miskin' => '#ca8a04',
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default => '#6b7280'
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};
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}
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/**
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* Badge HTML status
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*/
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function statusBadge(string $status): string {
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$map = [
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'menunggu' => ['bg-yellow-100 text-yellow-800', 'Menunggu'],
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'diproses' => ['bg-blue-100 text-blue-800', 'Diproses'],
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'terverifikasi'=> ['bg-green-100 text-green-800', 'Terverifikasi'],
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'ditolak' => ['bg-red-100 text-red-800', 'Ditolak'],
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'aktif' => ['bg-green-100 text-green-800', 'Aktif'],
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'nonaktif' => ['bg-gray-100 text-gray-600', 'Nonaktif'],
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'Tinggi' => ['bg-red-100 text-red-800', 'Tinggi'],
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'Sedang' => ['bg-yellow-100 text-yellow-800', 'Sedang'],
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'Rendah' => ['bg-green-100 text-green-800', 'Rendah'],
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'disalurkan' => ['bg-green-100 text-green-800', 'Disalurkan'],
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'rencana' => ['bg-blue-100 text-blue-800', 'Rencana'],
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'dibatalkan' => ['bg-red-100 text-red-800', 'Dibatalkan'],
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];
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[$cls, $label] = $map[$status] ?? ['bg-gray-100 text-gray-600', $status];
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return "<span class=\"badge $cls\">$label</span>";
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}
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/**
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* CSRF hidden input
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*/
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function csrfField(): string {
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if (empty($_SESSION['csrf_token'])) {
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$_SESSION['csrf_token'] = bin2hex(random_bytes(32));
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}
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return '<input type="hidden" name="_token" value="' . htmlspecialchars($_SESSION['csrf_token']) . '">';
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}
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/**
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* Set flash message ke session.
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* Gunakan fungsi ini (bukan tulis langsung ke $_SESSION['flash']) agar
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* kode_laporan / kode_bantuan disimpan sebagai key terpisah — bukan
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* ditempel ke dalam string pesan — sehingga tidak ikut terhapus saat
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* flashMessage() dipanggil.
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*
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* Contoh penggunaan:
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* setFlash('success', 'Laporan berhasil disimpan.', ['kode_laporan' => $kode]);
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* setFlash('error', 'Terjadi kesalahan.');
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*/
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function setFlash(string $type, string $message, array $extra = []): void {
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$_SESSION['flash'] = array_merge(['type' => $type, 'message' => $message], $extra);
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}
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/**
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* Flash message display.
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*
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* FIX Bug 1 — unset dilakukan SETELAH semua data flash dibaca, bukan di
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* tengah-tengah, sehingga kode_laporan/kode_bantuan yang
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* mungkin dipakai lapor.php masih tersedia selama request ini.
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*
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* FIX Bug 2 — pesan flash boleh mengandung <strong> dan <br> (supaya kode
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* laporan bisa ditebalkan), tapi semua tag lain tetap di-escape
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* agar aman dari XSS.
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*
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* Jika flash mengandung 'kode_laporan' atau 'kode_bantuan', nilainya
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* otomatis disisipkan ke baris kedua pesan dalam tag <strong>.
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*/
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function flashMessage(): string {
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if (empty($_SESSION['flash'])) return '';
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// Baca dulu seluruh data — JANGAN unset sebelum semua field diambil
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$flash = $_SESSION['flash'];
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unset($_SESSION['flash']); // hapus sekarang, setelah semua field tersalin ke $flash
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$type = $flash['type'] ?? 'info';
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$message = $flash['message'] ?? '';
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// Sisipkan kode laporan / bantuan sebagai baris ke-2 jika ada
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if (!empty($flash['kode_laporan'])) {
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$kode = htmlspecialchars($flash['kode_laporan'], ENT_QUOTES, 'UTF-8');
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$message .= '<br>Kode Laporan: <strong>' . $kode . '</strong>';
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} elseif (!empty($flash['kode_bantuan'])) {
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$kode = htmlspecialchars($flash['kode_bantuan'], ENT_QUOTES, 'UTF-8');
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$message .= '<br>Kode Bantuan: <strong>' . $kode . '</strong>';
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}
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// Escape pesan utama — lalu kembalikan <strong> dan <br> yang sudah kita sisipkan
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// Alur: escape semua → unescape hanya tag yang kita izinkan
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$safe = htmlspecialchars($message, ENT_QUOTES, 'UTF-8');
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$safe = str_replace(
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['<strong>', '</strong>', '<br>'],
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['<strong>', '</strong>', '<br>'],
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$safe
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);
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$icon = match($type) {
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'success' => '✓',
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'error' => '✕',
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'warning' => '⚠',
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default => 'ℹ',
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};
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$cls = match($type) {
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'success' => 'flash-success',
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'error' => 'flash-error',
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'warning' => 'flash-warning',
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default => 'flash-info',
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};
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return "<div class=\"flash-message $cls\"><span>$icon</span><span>$safe</span></div>";
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}
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/**
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* Escape HTML
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*/
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function e(string $str): string {
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return htmlspecialchars($str, ENT_QUOTES, 'UTF-8');
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}
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/**
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* Asset URL
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*/
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function asset(string $path): string {
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return APP_URL . '/public/' . ltrim($path, '/');
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}
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/**
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* Upload URL
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*/
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function uploadUrl(string $filename): string {
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if (empty($filename)) return asset('images/placeholder.png');
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return APP_URL . '/public/images/uploads/' . $filename;
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}
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