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<?php |
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namespace ntentan\config; |
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class Config |
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{ |
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private $config; |
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private $context = 'default'; |
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public function __construct($path = null, $namespace = null) { |
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if (is_dir($path)) { |
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$dir = new Directory($path); |
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$this->config = ['default' => $this->expand($dir->parse(), $namespace)]; |
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foreach ($dir->getContexts() as $context) { |
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$this->config[$context] = array_merge( |
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$this->config['default'], $this->expand($dir->parse($context), $namespace) |
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); |
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} |
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} else if (is_file($path)) { |
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$this->config[$this->context] = $this->expand(File::read($path), $namespace); |
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} |
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} |
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public static function readPath($path, $namespace = null) { |
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return new Config($path, $namespace); |
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} |
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public function isKeySet($key) { |
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return isset($this->config[$this->context][$key]); |
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} |
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public function get($key, $default = null) { |
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return isset($this->config[$this->context][$key]) ? $this->config[$this->context][$key] : $default; |
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} |
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public function setContext($context) { |
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$this->context = $context; |
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} |
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public function set($key, $value) { |
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$keys = explode('.', $key); |
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$this->config[$this->context] = $this->setValue($keys, $value, $this->config[$this->context]); |
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$this->config[$this->context][$key] = $value; |
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if (is_array($value)) { |
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$this->config[$this->context] += $this->expand($value, null, $key); |
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} |
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} |
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private function setValue($keys, $value, $config) { |
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if (!empty($keys)) { |
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$key = array_shift($keys); |
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$config[$key] = $this->setValue($keys, $value, isset($config[$key]) ? $config[$key] : []); |
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return $config; |
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} else { |
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return $value; |
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} |
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} |
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private function expand($array, $namespace, $prefix = null) { |
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$config = []; |
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if (!is_array($array)) |
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return $config; |
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$dottedNamespace = $namespace ? "$namespace:" : ""; |
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$dottedPrefix = $prefix ? "$prefix." : ""; |
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foreach ($array as $key => $value) { |
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$newPrefix = $dottedNamespace . $dottedPrefix . $key; |
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$config[$newPrefix] = $value; |
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$config += $this->expand($value, null, $newPrefix); |
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} |
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if ($prefix) |
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$config[$prefix] = $array; |
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return $config; |
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} |
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} |
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ntentan /
config
