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<?php |
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/* |
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* This file is part of the Ariadne Component Library. |
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* |
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* (c) Muze <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace arc\config; |
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class Configuration implements ConfigurationInterface |
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{ |
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use \arc\traits\Proxy { |
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\arc\traits\Proxy::__construct as private ProxyConstruct; |
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} |
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private $tree = null; |
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public function __construct($tree) |
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{ |
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$this->ProxyConstruct( $tree ); |
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$this->tree = $tree; |
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} |
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public function acquire($name) |
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{ |
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return \arc\tree::dive( |
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$this->tree, |
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function ($node) use ($name) { |
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return $this->getValueIfRoot( $name, $node->nodeValue ); |
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}, |
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function ($node, $result) use ($name) { |
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return $this->mergeValue( $result, $this->getValue( $name, $node->nodeValue ) ); |
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} |
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); |
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} |
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public function configure($name, $value) |
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{ |
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if (!isset( $this->tree->nodeValue )) { |
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$this->tree->nodeValue = array(); |
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} |
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$this->setValue( $name, $value, $this->tree->nodeValue ); |
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return $this; |
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} |
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public function cd($path) |
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{ |
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return new Configuration( $this->tree->cd( $path ) ); |
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} |
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public function ls() |
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{ |
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return $this->tree->ls( function ($node) { |
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return new Configuration( $node ); |
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} ); |
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} |
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// \arc\KeyValueStoreInterface |
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public function getVar($name) |
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{ |
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return $this->acquire( $name ); |
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} |
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public function putVar($name, $value) |
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{ |
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return $this->configure( $name, $value ); |
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} |
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private function getValue($name, $config) |
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{ |
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$vars = explode('.', $name); |
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$entry = $config; |
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foreach ($vars as $var) { |
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if (!isset( $entry[$var] )) { |
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return null; |
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} |
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$entry = $entry[$var]; |
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} |
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return $entry; |
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} |
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private function setValue($name, $value, &$config) |
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{ |
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$vars = explode('.', $name); |
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$lastName = array_pop( $vars ); |
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$entry = &$config; |
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foreach ($vars as $var) { |
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if (!isset( $entry[$var] )) { |
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$entry[$var] = array(); |
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} |
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$entry = &$entry[$var]; |
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} |
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if ( !is_array( $entry ) ) { |
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throw \arc\ConfigError( 'Unable to configure '.$name.', parent set to non-array value', \arc\exceptions::CONFIGURATION_ERROR ); |
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} else { |
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$entry[ $lastName ] = $value; |
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} |
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} |
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private function getValueIfRoot($name, $config) |
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{ |
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$value = $this->getValue( $name, $config ); |
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if (!$this->isHash( $value )) { |
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return $value; |
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} |
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} |
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private function isHash($array) |
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{ |
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return ( is_array( $array ) && !is_numeric( key( $array ) ) ); |
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} |
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private function mergeValue($initial, $additional) |
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{ |
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if (isset( $additional )) { |
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if (!$this->isHash( $initial )) { |
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return $additional; |
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} elseif ( $this->isHash( $additional ) ) { |
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return array_replace_recursive( $initial, $additional ); |
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} else { |
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return $additional; |
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} |
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} |
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return $initial; |
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} |
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} |
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Ariadne-CMS /
arc-config
