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<?php |
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namespace ConfigTree\Tree; |
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use ConfigTree\Exception\ConfigTreeParamNotSet; |
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class ConfigTree |
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{ |
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/** @var array */ |
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private $rawConfigArray; |
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public function __construct(array $configArray) |
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{ |
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$this->rawConfigArray = $configArray; |
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} |
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public function toArray() : array |
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{ |
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return $this->rawConfigArray; |
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} |
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/** |
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* @throws ConfigTreeParamNotSet |
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* |
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* @return mixed |
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*/ |
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public function getSettingFromPath(string $pathToConfigSettingInTree) |
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{ |
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$nodesInPathThroughTree = explode('/', $pathToConfigSettingInTree); |
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$configArray = $this->rawConfigArray; |
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foreach ($nodesInPathThroughTree as $nodeInTree) { |
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if (!isset($configArray[$nodeInTree])) { |
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throw ConfigTreeParamNotSet::constructWithSettingPath($pathToConfigSettingInTree); |
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} |
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$configArray = $configArray[$nodeInTree]; |
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} |
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return $configArray; |
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} |
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/** |
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* In $configC = $configA->withAnotherConfigTreeMergedIn($configB), duplicate settings in $configB override $configA |
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*/ |
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public function withAnotherConfigTreeMergedIn(ConfigTree $anotherConfigTree) : ConfigTree |
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{ |
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$thisAsArray = $this->rawConfigArray; |
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$otherAsArray = $anotherConfigTree->toArray(); |
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return new ConfigTree(array_replace_recursive($thisAsArray, $otherAsArray)); |
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} |
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/** |
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* @throws ConfigTreeParamNotSet |
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*/ |
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public function getSubtreeFromPath(string $pathToSubtree) : ConfigTree |
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{ |
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$settingsAsArray = $this->getSettingFromPath($pathToSubtree); |
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if (!is_array($settingsAsArray)) { |
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throw ConfigTreeParamNotSet::constructWithSettingPath($pathToSubtree); |
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} |
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return new ConfigTree($settingsAsArray); |
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} |
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} |
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Sam-Burns /
config-tree
