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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | /** |
| 6 | * This file is part of php-fast-forward/config. |
| 7 | * |
| 8 | * This source file is subject to the license bundled |
| 9 | * with this source code in the file LICENSE. |
| 10 | * |
| 11 | * @copyright Copyright (c) 2025-2026 Felipe Sayão Lobato Abreu <github@mentordosnerds.com> |
| 12 | * @license https://opensource.org/licenses/MIT MIT License |
| 13 | * |
| 14 | * @see https://github.com/php-fast-forward/config |
| 15 | * @see https://github.com/php-fast-forward |
| 16 | * @see https://datatracker.ietf.org/doc/html/rfc2119 |
| 17 | */ |
| 18 | |
| 19 | namespace FastForward\Config; |
| 20 | |
| 21 | use Psr\SimpleCache\CacheInterface; |
| 22 | |
| 23 | /** |
| 24 | * Creates a unified configuration object from various sources. |
| 25 | * |
| 26 | * This function SHALL normalize and aggregate mixed input types such as arrays, |
| 27 | * directories, and Laminas configuration providers into a single configuration instance. |
| 28 | * |
| 29 | * @param array|ConfigInterface|string ...$configs The configuration sources. |
| 30 | * |
| 31 | * @return ConfigInterface the aggregated configuration instance |
| 32 | */ |
| 33 | function config(array|ConfigInterface|string ...$configs): ConfigInterface |
| 34 | { |
| 35 | foreach ($configs as $index => $config) { |
| 36 | if (\is_array($config)) { |
| 37 | $configs[$index] = new ArrayConfig($config); |
| 38 | } |
| 39 | |
| 40 | if (\is_string($config) && is_dir($config) && is_readable($config)) { |
| 41 | $configs[$index] = configDir($config, true); |
| 42 | } |
| 43 | |
| 44 | if (\is_string($config) |
| 45 | && class_exists($config) |
| 46 | && method_exists($config, '__invoke') |
| 47 | ) { |
| 48 | $configs[$index] = configProvider([$config]); |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | return new AggregateConfig(...$configs); |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Creates a cached configuration object from various sources. |
| 57 | * |
| 58 | * This function SHALL wrap the configuration in a caching layer using PSR-16 CacheInterface. |
| 59 | * |
| 60 | * @param CacheInterface $cache the cache pool for storing configuration data |
| 61 | * @param array|ConfigInterface|string ...$configs The configuration sources. |
| 62 | * |
| 63 | * @return ConfigInterface the cached configuration instance |
| 64 | */ |
| 65 | function configCache(CacheInterface $cache, array|ConfigInterface|string ...$configs): ConfigInterface |
| 66 | { |
| 67 | return new CachedConfig(cache: $cache, defaultConfig: config(...$configs)); |
| 68 | } |
| 69 | |
| 70 | /** |
| 71 | * Creates a directory-based configuration provider. |
| 72 | * |
| 73 | * If the recursive flag is TRUE, nested directories SHALL be included in the scan. |
| 74 | * Configuration files MUST follow the PHP file format. |
| 75 | * |
| 76 | * @param string $rootDirectory the directory to load configuration files from |
| 77 | * @param bool $recursive whether to include files in subdirectories recursively |
| 78 | * @param string|null $cachedConfigFile optional path to a cache file for the configuration |
| 79 | * |
| 80 | * @return ConfigInterface the resulting configuration provider instance |
| 81 | */ |
| 82 | function configDir( |
| 83 | string $rootDirectory, |
| 84 | bool $recursive = false, |
| 85 | ?string $cachedConfigFile = null, |
| 86 | ): ConfigInterface { |
| 87 | $configClass = $recursive |
| 88 | ? RecursiveDirectoryConfig::class |
| 89 | : DirectoryConfig::class; |
| 90 | |
| 91 | return new $configClass($rootDirectory, $cachedConfigFile); |
| 92 | } |
| 93 | |
| 94 | /** |
| 95 | * Creates a configuration from a list of Laminas-style configuration providers. |
| 96 | * |
| 97 | * Each provider MUST be invokable and return an array or configuration structure. |
| 98 | * |
| 99 | * @param iterable $providers a list of configuration providers |
| 100 | * @param string|null $cachedConfigFile optional path to a cache file for the configuration |
| 101 | * |
| 102 | * @return ConfigInterface the resulting configuration instance |
| 103 | */ |
| 104 | function configProvider(iterable $providers, ?string $cachedConfigFile = null): ConfigInterface |
| 105 | { |
| 106 | return new LamiasConfigAggregatorConfig(providers: $providers, cachedConfigFile: $cachedConfigFile); |
| 107 | } |