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<?php |
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namespace micmania1\config; |
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class ConfigCollection implements ConfigCollectionInterface |
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{ |
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/** |
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* Stores a list of key/value config. |
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* |
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* @var array |
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*/ |
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protected $config = []; |
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/** |
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* @var array |
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*/ |
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protected $metadata = []; |
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/** |
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* @var array |
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*/ |
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protected $history = []; |
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/** |
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* @var boolean |
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*/ |
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protected $trackMetadata = false; |
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public function __construct($trackMetadata = false) |
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{ |
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$this->trackMetadata = $trackMetadata; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function set($key, $value, $metadata = []) |
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{ |
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if($this->trackMetadata) { |
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if(isset($this->metadata[$key]) && isset($this->config[$key])) { |
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if(!isset($this->history[$key])) { |
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$this->history[$key] = []; |
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} |
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array_unshift($this->history[$key], [ |
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'value' => $this->config[$key], |
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'metadata' => $this->metadata[$key] |
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]); |
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} |
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$this->metadata[$key] = $metadata; |
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} |
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$this->config[$key] = $value; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function get($key) |
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{ |
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if(!$this->exists($key)) { |
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return null; |
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} |
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return $this->config[$key]; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function exists($key) |
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{ |
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return array_key_exists($key, $this->config); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function delete($key) |
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{ |
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if($this->exists($key)) { |
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unset($this->config[$key]); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getMetadata() |
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{ |
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if(!$this->trackMetadata || !is_array($this->metadata)) { |
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return []; |
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} |
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return $this->metadata; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getHistory() |
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{ |
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if(!$this->trackMetadata || !is_array($this->history)) { |
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return []; |
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} |
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return $this->history; |
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} |
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} |
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micmania1 /
silverstripe-config
