68 lines
2.3 KiB
PHP
68 lines
2.3 KiB
PHP
<?php
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namespace App\Support;
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use Illuminate\Support\Facades\Cache;
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use Illuminate\Database\QueryException;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Support\Facades\Log;
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/**
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* Runtime settings an operator can change from the console.
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*
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* Cached because the public-site gate reads one of these on every single
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* request; the cache is dropped on write, so a flip takes effect immediately
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* rather than "within a minute".
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*/
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final class Settings
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{
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private const CACHE_PREFIX = 'app_setting:';
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public static function get(string $key, mixed $default = null): mixed
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{
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$cacheKey = self::CACHE_PREFIX.$key;
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if (Cache::has($cacheKey)) {
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$raw = Cache::get($cacheKey);
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} else {
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try {
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$row = DB::table('app_settings')->where('key', $key)->value('value');
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} catch (QueryException $e) {
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// The gate reads a setting on every request, so an unreachable
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// or not-yet-migrated table would take the whole site down —
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// including during a deploy where new code runs before migrate.
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// Fall back to the caller's default, but do NOT cache that:
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// caching a failure would keep a hidden site publicly visible
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// long after the database came back.
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Log::warning('app_settings unavailable, using default', [
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'key' => $key, 'error' => $e->getMessage(),
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]);
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return $default;
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}
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// Sentinel: distinguishes "stored null" from "never stored", so a
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// missing row does not get re-queried on every request.
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$raw = $row ?? '__missing__';
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Cache::forever($cacheKey, $raw);
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}
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return $raw === '__missing__' ? $default : json_decode($raw, true);
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}
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public static function set(string $key, mixed $value): void
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{
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DB::table('app_settings')->updateOrInsert(
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['key' => $key],
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['value' => json_encode($value), 'updated_at' => now(), 'created_at' => now()],
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);
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Cache::forget(self::CACHE_PREFIX.$key);
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}
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public static function bool(string $key, bool $default = false): bool
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{
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return (bool) self::get($key, $default);
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}
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}
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