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<?php |
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namespace DrMVC\Config; |
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class Config implements ConfigInterface |
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{ |
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/** |
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* Array with all parameters |
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* @var array |
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*/ |
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private $_config = []; |
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/** |
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* Config constructor. |
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* @param null $autoload - File with array or array for auto loading |
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*/ |
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public function __construct($autoload = null) |
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{ |
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if (!empty($autoload)) { |
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// Read file from filesystem |
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if (is_string($autoload)) { |
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$this->load("$autoload"); |
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} |
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// Parse parameters if array |
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if (is_array($autoload)) { |
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$this->setter($autoload); |
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} |
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} |
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} |
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/** |
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* Load configuration file, show config path if needed |
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* |
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* @param string $path - Path to file with array |
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* @return ConfigInterface |
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*/ |
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public function load(string $path): ConfigInterface |
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{ |
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try { |
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if (!file_exists($path)) { |
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throw new ConfigException("Configuration file \"$path\" is not found"); |
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} |
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if (!is_readable($path)) { |
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throw new ConfigException("Configuration file \"$path\" is not readable"); |
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} |
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$parameters = include "$path"; |
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if (!is_array($parameters)) { |
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throw new ConfigException("Passed parameters is not array"); |
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} |
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$this->setter($parameters); |
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} catch (ConfigException $e) { |
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// Error message implemented in exception |
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} |
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return $this; |
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} |
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/** |
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* Put keys from array of parameters into internal array |
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* |
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* @param array $parameters |
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*/ |
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private function setter(array $parameters) |
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{ |
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// Parse array and set values |
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array_map( |
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function ($key, $value) { |
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$this->set($key, $value); |
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}, |
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array_keys($parameters), |
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$parameters |
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); |
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} |
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/** |
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* Set some parameter of configuration |
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* |
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* @param string $key |
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* @param mixed $value |
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* @return ConfigInterface |
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*/ |
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public function set(string $key, $value): ConfigInterface |
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{ |
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$this->_config[$key] = $value; |
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return $this; |
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} |
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/** |
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* Get single parameter by name, or all available parameters |
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* |
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* @param string|null $key |
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* @return mixed |
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*/ |
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public function get(string $key = null) |
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{ |
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return empty($key) |
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? $this->_config |
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: $this->_config[$key]; |
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} |
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/** |
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* Remove single value or clean config |
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* |
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* @param string|null $key |
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* @return ConfigInterface |
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*/ |
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public function clean(string $key = null): ConfigInterface |
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{ |
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$this->_config = []; |
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return $this; |
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} |
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} |
drmvc /
config
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