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<?php |
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/** |
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* Copyright (c) 2015-present Ganbaro Digital Ltd |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* * Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* * Neither the names of the copyright holders nor the names of his |
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* contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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* @category Libraries |
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* @package DataContainers/Containers |
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* @author Stuart Herbert <[email protected]> |
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* @copyright 2015-present Ganbaro Digital Ltd www.ganbarodigital.com |
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License |
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* @link http://code.ganbarodigital.com/php-data-containers |
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*/ |
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namespace GanbaroDigital\DataContainers\Containers; |
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use JsonSerializable; |
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use RuntimeException; |
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use GanbaroDigital\DataContainers\Exceptions\E4xx_NoSuchMethod; |
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class LazyValueObject extends BaseContainer implements JsonSerializable |
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{ |
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/** @var array a list of fake operations supported */ |
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protected $supportedOperations = [ |
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'get' => 'getData', |
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'has' => 'hasData', |
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'set' => 'setData', |
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'reset' => 'resetData', |
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]; |
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/** |
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* make this value object read-only |
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* |
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* @return void |
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*/ |
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public function makeReadOnly() |
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{ |
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unset($this->supportedOperations['set']); |
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unset($this->supportedOperations['reset']); |
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} |
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/** |
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* magic method, which provides fake getter / setting support |
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* |
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* @param string $methodName |
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* the fake method that was called |
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* @param array $args |
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* a list of the args that were passed to us |
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* @return mixed |
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* depends on the fake method being called |
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*/ |
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public function __call($methodName, $args) |
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{ |
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list($verb, $infoName) = $this->convertMethodName($methodName); |
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if (!isset($this->supportedOperations[$verb])) { |
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throw new E4xx_NoSuchMethod(get_class($this), $methodName); |
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} |
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$callable = [ $this, $verb . 'Data']; |
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$argsToPass = array_merge([ $infoName ], $args); |
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return call_user_func_array($callable, $argsToPass); |
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} |
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/** |
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* given the 'get/set' kind of method name, convert it into: |
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* |
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* 1. the operation being performed (get, set, et al) |
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* 2. a normalised version of the name of the information |
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* |
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* @param string $methodName the method name to decode |
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* @return array<string> |
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*/ |
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protected function convertMethodName($methodName) |
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{ |
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// turn the method name into an array of words |
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$words = explode(' ', preg_replace('/([^A-Z])([A-Z])/', "$1 $2", $methodName)); |
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// lose the first word |
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$verb = array_shift($words); |
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// concat into underscore_format |
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$retval = implode("_", $words); |
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// all done |
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return [$verb, $retval]; |
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} |
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/** |
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* returns the data to turn into a JSON data structure |
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* @return object |
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*/ |
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public function jsonSerialize() |
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{ |
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return (object)$this->getAllData(); |
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} |
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} |
ganbarodigital /
php-data-containers
