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<?php |
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|
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namespace FluentForm\Framework\Foundation; |
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|
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use FluentForm\Framework\Support\Arr; |
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|
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class Config |
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{ |
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/** |
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* Eagerly-set or lazily-loaded config data, keyed by top-level config name. |
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* @var array |
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*/ |
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protected $data = []; |
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|
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/** |
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* Map of top-level key (e.g. 'i18n', 'app') → absolute file path. |
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* Files are required on first access to their top-level key. Defers |
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* any side-effecting code in config files (notably `__()` calls in |
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* config/i18n.php) until consumers actually read them — which always |
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* happens after `init`, so WP 6.7+'s `_doing_it_wrong` notice on |
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* early textdomain load is no longer triggered by the framework. |
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* |
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* Eagerly-supplied $data still works (back-compat for tests / direct |
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* construction without a file map). |
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* |
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* @var array<string, string> |
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*/ |
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protected $files = []; |
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|
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/** |
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* Top-level keys whose backing file has been required. Tracks loaded |
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* state separately from $data because a config file may legitimately |
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* `return null` / `return []`, and we must not re-require those. |
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* |
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* @var array<string, bool> |
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*/ |
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protected $loaded = []; |
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|
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/** |
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* Construct the Config instance. |
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* |
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* @param array $data Eagerly-populated data (keyed by top-level name). |
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* @param array $files Map of top-level name → file path for lazy load. |
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*/ |
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public function __construct($data, $files = []) |
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{ |
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$this->data = $data; |
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$this->files = $files; |
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|
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// Anything passed in $data is already resolved. |
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foreach (array_keys($data) as $top) { |
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$this->loaded[$top] = true; |
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} |
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} |
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|
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/** |
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* Retrieve all config data. Force-loads every lazy file. |
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* |
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* @return array |
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*/ |
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public function all() |
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{ |
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foreach (array_keys($this->files) as $top) { |
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$this->ensureLoaded($top); |
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} |
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|
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return $this->data; |
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} |
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|
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/** |
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* Retrieve specific item from config array. |
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* |
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* @param string $key |
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* @param mixed $default |
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* @return mixed |
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*/ |
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public function get($key = null, $default = null) |
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{ |
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if ($key === null || $key === '') { |
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return $this->all(); |
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} |
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|
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$key = $this->resolveKey($key); |
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|
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$this->ensureLoaded($this->topKey($key)); |
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|
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return Arr::get($this->data, $key, $default); |
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} |
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|
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/** |
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* Get only specific items from the config array. |
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* |
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* @param string|array $key ($key1, $key2 or [$key1, $key2]) |
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* @return array |
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*/ |
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public function only($key) |
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{ |
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$keys = array_map(function ($key) { |
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return $this->resolveKey($key); |
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}, is_array($key) ? $key : func_get_args()); |
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|
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$result = []; |
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|
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foreach ($keys as $key) { |
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$this->ensureLoaded($this->topKey($key)); |
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$result[] = Arr::get($this->data, $key); |
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} |
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|
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return array_values(array_filter($result)); |
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} |
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|
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/** |
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* Set an item into the config array on the fly. Forces the underlying |
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* file to load first, so the write isn't clobbered by a later lazy load. |
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* |
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* @param string $key |
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* @param mixed $value |
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*/ |
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public function set($key, $value) |
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{ |
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$key = $this->resolveKey($key); |
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$this->ensureLoaded($this->topKey($key)); |
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Arr::set($this->data, $key, $value); |
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} |
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|
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/** |
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* Lazy-load a config file the first time its top-level key is touched. |
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* Idempotent: subsequent calls are no-ops. |
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* |
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* @param string $topKey |
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* @return void |
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*/ |
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protected function ensureLoaded($topKey) |
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{ |
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if (!$topKey || isset($this->loaded[$topKey])) { |
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return; |
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} |
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|
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if (isset($this->files[$topKey])) { |
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$this->data[$topKey] = require $this->files[$topKey]; |
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} |
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|
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$this->loaded[$topKey] = true; |
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} |
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|
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/** |
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* Extract the top-level key from a dotted path. 'app.text_domain' → 'app'. |
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* |
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* @param string $key |
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* @return string |
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*/ |
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protected function topKey($key) |
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{ |
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$dot = strpos($key, '.'); |
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return $dot === false ? $key : substr($key, 0, $dot); |
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} |
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|
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/** |
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* Resolve the config key, add `app.` prefix when the key is short and |
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* not a known top-level config name (matches eagerly-loaded data OR a |
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* deferred file). Without the file lookup, `get('i18n')` would resolve |
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* to `app.i18n` before the i18n config file had been touched. |
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* |
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* @param string $key |
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* @return string |
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*/ |
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protected function resolveKey($key) |
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{ |
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if (!$key) return $key; |
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|
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if ( |
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array_key_exists($key, $this->data) |
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|| array_key_exists($key, $this->files) |
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) { |
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return $key; |
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} |
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|
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return str_contains($key, '.') ? $key : "app.{$key}"; |
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} |
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} |
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