- initial

2026-04-24 08:41:52 -04:00
commit b57091e4ad
49 changed files with 7371 additions and 0 deletions
@@ -0,0 +1,107 @@
+<?php
+/* ── Auth ─────────────────────────────────────────────── */
+function uid(): int     { return (int)($_SESSION['uid']  ?? 0); }
+function uname(): string{ return (string)($_SESSION['uname'] ?? ''); }
+function authed(): bool { return uid() > 0; }
+function isAdmin(): bool{ return !empty($_SESSION['admin']); }
+
+function requireLogin(string $back = ''): void {
+    if (!authed()) {
+        flash('Please log in to continue.', 'warning');
+        go('/login.php?next='.urlencode($back ?: $_SERVER['REQUEST_URI']));
+    }
+}
+function requireAdmin(): void {
+    if (!isAdmin()) { flash('Access denied.', 'error'); go('/index.php'); }
+}
+function loginUser(array $u): void {
+    session_regenerate_id(true);
+    $_SESSION['uid']   = $u['id'];
+    $_SESSION['uname'] = $u['username'];
+    $_SESSION['admin'] = (bool)$u['is_admin'];
+    qrun("UPDATE users SET last_login=datetime('now') WHERE id=?", [$u['id']]);
+}
+function logoutUser(): void {
+    session_unset(); session_destroy();
+    session_start(); session_regenerate_id(true);
+}
+
+/* ── Flash ────────────────────────────────────────────── */
+function flash(string $msg, string $type = 'info'): void { $_SESSION['_flash'][] = [$type, $msg]; }
+function getFlashes(): array { $f = $_SESSION['_flash'] ?? []; unset($_SESSION['_flash']); return $f; }
+
+/* ── Output ───────────────────────────────────────────── */
+function e(mixed $v): string { return htmlspecialchars((string)$v, ENT_QUOTES|ENT_SUBSTITUTE, 'UTF-8'); }
+function go(string $url): never { header('Location:'.$url); exit; }
+
+/* ── Input ────────────────────────────────────────────── */
+function p(string $k, mixed $d = ''): mixed  { return $_POST[$k] ?? $d; }
+function g(string $k, mixed $d = ''): mixed  { return $_GET[$k]  ?? $d; }
+function iget(string $k): int                { return (int)($_POST[$k] ?? $_GET[$k] ?? 0); }
+function ps(string $k): string               { return trim((string)($_POST[$k] ?? '')); }
+function gs(string $k): string               { return trim((string)($_GET[$k]  ?? '')); }
+function isPost(): bool                      { return strtoupper($_SERVER['REQUEST_METHOD']) === 'POST'; }
+
+/* ── CSRF ─────────────────────────────────────────────── */
+function csrf(): string {
+    if (empty($_SESSION['csrf'])) $_SESSION['csrf'] = bin2hex(random_bytes(24));
+    return $_SESSION['csrf'];
+}
+function csrfField(): string { return '<input type="hidden" name="_csrf" value="'.e(csrf()).'">'; }
+function csrfCheck(): void {
+    if (!hash_equals(csrf(), p('_csrf', ''))) { http_response_code(403); die('Invalid CSRF token.'); }
+}
+
+/* ── Settings ─────────────────────────────────────────── */
+function setting(string $k, string $def = ''): string {
+    $v = qval("SELECT value FROM settings WHERE key=?", [$k]);
+    return $v !== false ? (string)$v : $def;
+}
+function setSetting(string $k, string $v): void {
+    qrun("INSERT INTO settings(key,value)VALUES(?,?)ON CONFLICT(key)DO UPDATE SET value=excluded.value", [$k,$v]);
+}
+
+/* ── Ownership ────────────────────────────────────────── */
+function owns(int $bizId): bool {
+    if (isAdmin()) return true;
+    if (!authed()) return false;
+    return (bool)qval("SELECT 1 FROM business_owners WHERE user_id=? AND business_id=?", [uid(),$bizId]);
+}
+
+/* ── Stars ────────────────────────────────────────────── */
+function starDisplay(float $avg): string {
+    $r = round($avg); $out = '<span class="stars">';
+    for ($i = 1; $i <= 5; $i++) $out .= '<span class="star'.($i<=$r?' on':'').'">★</span>';
+    return $out.'</span>';
+}
+function starPicker(string $name = 'rating', int $sel = 0): string {
+    $out = '<div class="star-picker">';
+    for ($i = 5; $i >= 1; $i--) {
+        $chk = $sel === $i ? 'checked' : '';
+        $out .= '<input type="radio" id="sr'.$i.'" name="'.$name.'" value="'.$i.'" '.$chk.'>';
+        $out .= '<label for="sr'.$i.'">★</label>';
+    }
+    return $out.'</div>';
+}
+
+/* ── Date / Money ─────────────────────────────────────── */
+function ago(string $dt): string {
+    $d = time() - strtotime($dt);
+    if ($d < 60)     return 'Just now';
+    if ($d < 3600)   return floor($d/60).'m ago';
+    if ($d < 86400)  return floor($d/3600).'h ago';
+    if ($d < 604800) return floor($d/86400).'d ago';
+    return date('M j, Y', strtotime($dt));
+}
+function fdate(string $dt, string $fmt = 'M j, Y'): string { return date($fmt, strtotime($dt)); }
+function money(float $n): string { return '$'.number_format($n, 2); }
+
+/* ── Misc ─────────────────────────────────────────────── */
+function alertIcon(string $t): string { return match($t){'news'=>'📰','event'=>'🎉','warning'=>'⚠️','sale'=>'🏷️',default=>'ℹ️'}; }
+function parseHours(?string $json): array { return json_decode(($json && $json !== '[]') ? $json : '{}', true) ?? []; }
+function makeSlug(string $s): string { return trim(preg_replace('/[^a-z0-9]+/','-',strtolower($s)),'-'); }
+function uniqueSlug(string $base): string {
+    $slug = makeSlug($base); $i = 0;
+    while (qval("SELECT id FROM businesses WHERE slug=?", [$slug.($i?"-$i":"")])) $i++;
+    return $slug.($i ? "-$i" : "");
+}