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<?php |
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/** |
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* apparat-resource |
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* |
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* @category Apparat |
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* @package Apparat\Resource |
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* @subpackage Apparat\Resource\Domain |
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* @author Joschi Kuphal <[email protected]> / @jkphl |
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* @copyright Copyright © 2016 Joschi Kuphal <[email protected]> / @jkphl |
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* @license http://opensource.org/licenses/MIT The MIT License (MIT) |
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*/ |
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/*********************************************************************************** |
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* The MIT License (MIT) |
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* |
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* Copyright © 2016 Joschi Kuphal <[email protected]> / @jkphl |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy of |
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* this software and associated documentation files (the "Software"), to deal in |
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* the Software without restriction, including without limitation the rights to |
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of |
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* the Software, and to permit persons to whom the Software is furnished to do so, |
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* subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in all |
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* copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS |
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR |
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER |
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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***********************************************************************************/ |
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namespace Apparat\Resource\Domain\Model\Part; |
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use Apparat\Resource\Domain\Model\Hydrator\AbstractMultipartHydrator; |
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/** |
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* Abstract part aggregate |
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* |
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* @package Apparat\Resource |
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* @subpackage Apparat\Resource\Domain |
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*/ |
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abstract class AbstractPartAggregate extends AbstractPart implements PartAggregateInterface |
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{ |
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/** |
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* Unbound occurrences |
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* |
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* @var int |
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*/ |
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const UNBOUND = -1; |
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/** |
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* Subpart template |
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* |
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* @var array |
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*/ |
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protected $template = array(); |
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/** |
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* Minimum occurrences |
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* |
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* @var int |
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*/ |
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protected $minimumOccurrences = 1; |
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/** |
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* Maximum occurrences |
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* |
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* @var int |
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*/ |
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protected $maximumOccurrences = 1; |
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/** |
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* Occurrences |
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* |
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* @var array |
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*/ |
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protected $occurrences = []; |
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/** |
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* Current occurrence index |
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* |
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* @var int |
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*/ |
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protected $occurrenceCurrent = 0; |
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/** |
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* Current occurrence iterator |
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* |
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* @var int |
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*/ |
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protected $occurrenceIterator = 0; |
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/** |
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* Part constructor |
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* |
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* @param AbstractMultipartHydrator $hydrator |
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* @param array $template Subpart template |
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* @param array|int $minOccurrences Minimum occurrences |
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* @param int $maxOccurrences Maximum occurrences |
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*/ |
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public function __construct( |
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AbstractMultipartHydrator $hydrator, |
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array $template, |
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$minOccurrences = 1, |
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$maxOccurrences = 1 |
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) { |
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self::validateOccurrences($minOccurrences, $maxOccurrences); |
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$this->template = $template; |
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$this->minimumOccurrences = intval($minOccurrences); |
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$this->maximumOccurrences = intval($maxOccurrences); |
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parent::__construct($hydrator); |
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// Initialize the occurrences |
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$this->initializeOccurrences($this->minimumOccurrences); |
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} |
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/** |
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* Validate minimum / maximum occurrence numbers |
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* |
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* @param int $minOccurrences Minimum occurrences |
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* @param int $maxOccurrences Maximum occurrences |
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* @return void |
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* @throws InvalidArgumentException If the minimum occurrences are less than 1 |
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* @throws InvalidArgumentException If the maximum occurrences are not unbound and less than the minimum occurrences |
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*/ |
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public static function validateOccurrences($minOccurrences, $maxOccurrences) |
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{ |
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// Minimum occurrences |
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$minOccurrences = intval($minOccurrences); |
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if ($minOccurrences < 1) { |
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1 |
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throw new InvalidArgumentException( |
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sprintf( |
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1 |
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'Invalid part aggregate minimum occurrences "%s"', |
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$minOccurrences |
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), |
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1 |
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InvalidArgumentException::INVALID_MINIMUM_OCCURRENCES |
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); |
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} |
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// Maximum occurrences |
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$maxOccurrences = intval($maxOccurrences); |
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if (($maxOccurrences < $minOccurrences) && ($maxOccurrences != self::UNBOUND)) { |
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1 |
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throw new InvalidArgumentException( |
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sprintf( |
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1 |
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'Invalid part aggregate maximum occurrences "%s"', |
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$maxOccurrences |
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), |
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1 |
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InvalidArgumentException::INVALID_MAXIMUM_OCCURRENCES |
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); |
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} |
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} |
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/** |
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* Initialize a particular number of occurrences |
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* |
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* @param int $occurrences Occurrences number |
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* @throws OutOfBoundsException If an invalid number of occurrences is specified |
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*/ |
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32 |
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protected function initializeOccurrences($occurrences) |
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{ |
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// If the occurrences number is invalid |
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if (($occurrences < $this->minimumOccurrences) || |
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(($this->maximumOccurrences != self::UNBOUND) && ($occurrences > $this->maximumOccurrences)) |
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) { |
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1 |
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throw new OutOfBoundsException( |
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1 |
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sprintf('Invalid occurrences number "%s"', $occurrences), |
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1 |
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OutOfBoundsException::INVALID_OCCURRENCES_NUMBER |
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); |
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} |
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// Initialize the particular number of occurrences |
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for ($occurrence = count($this->occurrences); $occurrence < $occurrences; ++$occurrence) { |
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$this->addOccurrence(); |
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} |
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32 |
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} |
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/** |
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* Add an occurrence |
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* |
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* @return void |
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*/ |
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abstract protected function addOccurrence(); |
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/** |
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* Serialize this file part |
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* |
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* @return string File part content |
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*/ |
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1 |
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public function __toString() |
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{ |
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return $this->hydrator->dehydrate($this); |
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} |
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/** |
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* Return the media type of this part |
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* |
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* @return string Media type |
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*/ |
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1 |
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public function getMediaType() |
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{ |
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1 |
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return null; |
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} |
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/** |
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* Set the contents of a part |
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* |
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* @param mixed $data Contents |
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* @param array $subparts Subpart identifiers |
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* @return PartInterface Modified part |
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*/ |
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public function set($data, array $subparts = []) |
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{ |
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// If there are subparts: Delegate |
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2 |
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if (count($subparts)) { |
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$occurrence = 0; |
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$part = ''; |
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$subpart = $this->get($subparts, $occurrence, $part)->set($data, []); |
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$this->occurrences[$occurrence][$part] = $subpart; |
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return $this; |
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} |
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return $this->hydrator->hydrate($data); |
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} |
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/** |
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* Return a nested subpart (or the part itself) |
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* |
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* @param array $subparts Subpart path identifiers |
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* @param int $occurrence Effective occurrence index |
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* @param string $part Effective part identifier |
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* @return PartInterface Nested subpart (or the part itself) |
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* @throws InvalidArgumentException If there are too few subpart identifiers given |
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* @throws InvalidArgumentException If the occurrence index is invalid |
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* @throws OutOfBoundsException If the occurrence index is out of bounds |
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*/ |
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public function get(array $subparts = array(), &$occurrence = 0, &$part = '') |
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{ |
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// If a subpart is requested |
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if (count($subparts)) { |
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$subpart = $this->getImmediateSubpart($subparts, $occurrence, $part); |
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return $subpart->get($subparts); |
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} |
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return $this; |
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} |
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/** |
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* Return an immediate subpart |
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* |
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* @param array $subparts Subpart path identifiers |
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* @param int $occurrence Effective occurrence index |
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* @param string $part Effective part identifier |
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* @return PartInterface Immediate subpart |
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* @throws InvalidArgumentException If there are too few subpart identifiers |
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* @throws InvalidArgumentException If the occurrence index is invalid |
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* @throws OutOfBoundsException If the occurrence index is out of bounds |
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* @throws InvalidArgumentException If the subpart identifier is unknown |
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* @throws InvalidArgumentException If the subpart does not exist |
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*/ |
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protected function getImmediateSubpart(array &$subparts, &$occurrence = 0, &$part = '') |
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{ |
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// Check if there are at least 2 subpart path identifiers available |
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if (count($subparts) < 2) { |
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1 |
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throw new InvalidArgumentException( |
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sprintf( |
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1 |
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'Too few subpart identifiers ("%s")', |
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1 |
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implode('/', $subparts) |
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), |
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1 |
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InvalidArgumentException::TOO_FEW_SUBPART_IDENTIFIERS |
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); |
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} |
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// Validate the occurrence index |
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15 |
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$occurrence = array_shift($subparts); |
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15 |
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if ((strval(intval($occurrence)) != $occurrence)) { |
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1 |
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throw new InvalidArgumentException( |
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1 |
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sprintf('Invalid occurrence index "%s"', $occurrence), |
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1 |
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InvalidArgumentException::INVALID_OCCURRENCE_INDEX |
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); |
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} |
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283
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// If the occurrence index is out of bounds |
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if ((intval($occurrence) < 0) || ($occurrence >= count($this->occurrences))) { |
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1 |
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throw new OutOfBoundsException( |
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1 |
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sprintf('Occurrence index "%s" out of bounds', $occurrence), |
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1 |
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OutOfBoundsException::OCCURRENCE_INDEX_OUT_OF_BOUNDS |
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); |
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} |
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291
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// Validate the part identifier |
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13 |
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$part = array_shift($subparts); |
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13 |
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self::validatePartIdentifier($part); |
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295
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// Test if the part identifier is known |
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13 |
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if (!$this->isKnownPartIdentifier($occurrence, $part)) { |
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1 |
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throw new InvalidArgumentException( |
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1 |
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sprintf('Unknown part identifier "%s"', $part), |
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1 |
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InvalidArgumentException::UNKNOWN_PART_IDENTIFIER |
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); |
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} |
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302
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303
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// If the part is empty |
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12 |
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$partInstance = $this->getOccurrencePart($occurrence, $part); |
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12 |
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if (!($partInstance instanceof PartInterface)) { |
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1 |
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throw new InvalidArgumentException( |
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1 |
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sprintf('Part "%s" does not exist', $occurrence.'/'.$part), |
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1 |
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InvalidArgumentException::PART_DOES_NOT_EXIST |
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); |
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} |
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312
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11 |
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return $partInstance; |
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313
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} |
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314
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315
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/** |
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316
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* Test if a particular part identifier is known for a particular occurrence |
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317
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* |
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318
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* @param int $occurrence Occurrence index |
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319
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* @param string $part Part identifier |
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320
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* @return bool Is known part identifier |
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321
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*/ |
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322
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13 |
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protected function isKnownPartIdentifier($occurrence, $part) |
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323
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{ |
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324
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13 |
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return array_key_exists($part, $this->occurrences[$occurrence]); |
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325
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} |
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326
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327
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/** |
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328
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* Return a particular part of a particular occurrence |
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329
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* |
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330
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* @param int $occurrence Occurrence index |
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331
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* @param string $part Part identifier |
|
332
|
|
|
* @return PartInterface Part instance |
|
333
|
|
|
*/ |
|
334
|
12 |
|
protected function getOccurrencePart(&$occurrence, &$part) |
|
335
|
|
|
{ |
|
336
|
12 |
|
return $this->occurrences[$occurrence][$part]; |
|
337
|
|
|
} |
|
338
|
|
|
|
|
339
|
|
|
/** |
|
340
|
|
|
* Delegate a method call to a subpart |
|
341
|
|
|
* |
|
342
|
|
|
* @param string $method Method nae |
|
343
|
|
|
* @param array $subparts Subpart identifiers |
|
344
|
|
|
* @param array $arguments Method arguments |
|
345
|
|
|
* @return mixed Method result |
|
346
|
|
|
*/ |
|
347
|
7 |
|
public function delegate($method, array $subparts, array $arguments) |
|
348
|
|
|
{ |
|
349
|
|
|
// If there are subpart identifiers: Delegate method call |
|
350
|
7 |
|
if (count($subparts)) { |
|
351
|
5 |
|
$occurrence = 0; |
|
352
|
5 |
|
$part = ''; |
|
353
|
5 |
|
$subpart = $this->getImmediateSubpart($subparts, $occurrence, $part); |
|
354
|
5 |
|
$result = $subpart->delegate($method, $subparts, $arguments); |
|
355
|
|
|
|
|
356
|
|
|
// If it's a setter method |
|
357
|
5 |
|
if (!strncmp('set', $method, 3)) { |
|
358
|
|
|
// Exchange the modified part |
|
359
|
1 |
|
$this->occurrences[$occurrence][$part] = $result; |
|
360
|
|
|
|
|
361
|
|
|
// Return a self reference |
|
362
|
1 |
|
return $this; |
|
363
|
|
|
} |
|
364
|
|
|
|
|
365
|
|
|
// Return the method result |
|
366
|
5 |
|
return $result; |
|
367
|
|
|
} |
|
368
|
|
|
|
|
369
|
2 |
|
return parent::delegate($method, $subparts, $arguments); |
|
370
|
|
|
} |
|
371
|
|
|
|
|
372
|
|
|
/** |
|
373
|
|
|
* Assign data to a particular part |
|
374
|
|
|
* |
|
375
|
|
|
* @param string $part Part identifier |
|
376
|
|
|
* @param string $data Part data |
|
377
|
|
|
* @param null|int $occurrence Occurrence to assign the part data to |
|
378
|
|
|
*/ |
|
379
|
|
|
abstract public function assign($part, $data, $occurrence = null); |
|
380
|
|
|
|
|
381
|
|
|
/******************************************************************************* |
|
382
|
|
|
* STATIC METHODS |
|
383
|
|
|
*******************************************************************************/ |
|
384
|
|
|
|
|
385
|
|
|
/** |
|
386
|
|
|
* Return the number of occurrences |
|
387
|
|
|
* |
|
388
|
|
|
* @return int Number of occurrences |
|
389
|
|
|
*/ |
|
390
|
2 |
|
public function count() |
|
391
|
|
|
{ |
|
392
|
2 |
|
return count($this->occurrences); |
|
393
|
|
|
} |
|
394
|
|
|
|
|
395
|
|
|
/******************************************************************************* |
|
396
|
|
|
* PRIVATE METHODS |
|
397
|
|
|
*******************************************************************************/ |
|
398
|
|
|
|
|
399
|
|
|
/** |
|
400
|
|
|
* Return the current occurrence |
|
401
|
|
|
* |
|
402
|
|
|
* @return array Current occurrence |
|
403
|
|
|
*/ |
|
404
|
12 |
|
public function current() |
|
405
|
|
|
{ |
|
406
|
12 |
|
return $this->occurrences[$this->occurrenceIterator]; |
|
407
|
|
|
} |
|
408
|
|
|
|
|
409
|
|
|
/** |
|
410
|
|
|
* Increment the internal occurrence iterator |
|
411
|
|
|
* |
|
412
|
|
|
* @return void |
|
413
|
|
|
*/ |
|
414
|
5 |
|
public function next() |
|
415
|
|
|
{ |
|
416
|
5 |
|
++$this->occurrenceIterator; |
|
417
|
5 |
|
} |
|
418
|
|
|
|
|
419
|
|
|
/** |
|
420
|
|
|
* Return the internal occurrence iterator |
|
421
|
|
|
* |
|
422
|
|
|
* @return int Internal occurrence iterator |
|
423
|
|
|
*/ |
|
424
|
1 |
|
public function key() |
|
425
|
|
|
{ |
|
426
|
1 |
|
return $this->occurrenceIterator; |
|
427
|
|
|
} |
|
428
|
|
|
|
|
429
|
|
|
/** |
|
430
|
|
|
* Test if the current occurrence is valid |
|
431
|
|
|
* |
|
432
|
|
|
* @return boolean The current occurrence is valid |
|
433
|
|
|
*/ |
|
434
|
12 |
|
public function valid() |
|
435
|
|
|
{ |
|
436
|
12 |
|
return isset($this->occurrences[$this->occurrenceIterator]); |
|
437
|
|
|
} |
|
438
|
|
|
|
|
439
|
|
|
/** |
|
440
|
|
|
* Reset the internal occurrence iterator |
|
441
|
|
|
* |
|
442
|
|
|
* @return void |
|
443
|
|
|
*/ |
|
444
|
12 |
|
public function rewind() |
|
445
|
|
|
{ |
|
446
|
12 |
|
$this->occurrenceIterator = 0; |
|
447
|
12 |
|
} |
|
448
|
|
|
|
|
449
|
|
|
/** |
|
450
|
|
|
* Prepare a part assignment |
|
451
|
|
|
* |
|
452
|
|
|
* @param string $part Part identifier |
|
453
|
|
|
* @param null|int $occurrence Occurrence to assign the part data to |
|
454
|
|
|
* @return int Occurrence index |
|
455
|
|
|
* @throws InvalidArgumentException If the part identifier is invalid |
|
456
|
|
|
*/ |
|
457
|
32 |
|
protected function prepareAssignment($part, $occurrence = null) |
|
458
|
|
|
{ |
|
459
|
|
|
|
|
460
|
|
|
// If the part identifier is invalid |
|
461
|
32 |
|
if (!strlen($part) || !array_key_exists($part, $this->template)) { |
|
462
|
1 |
|
throw new InvalidArgumentException( |
|
463
|
1 |
|
sprintf('Invalid part identifier "%s"', $part), |
|
464
|
1 |
|
InvalidArgumentException::INVALID_PART_IDENTIFIER |
|
465
|
|
|
); |
|
466
|
|
|
} |
|
467
|
|
|
|
|
468
|
|
|
// Use the current occurrence if not specified |
|
469
|
31 |
|
if ($occurrence === null) { |
|
470
|
10 |
|
$occurrence = $this->occurrenceCurrent; |
|
471
|
|
|
} |
|
472
|
|
|
|
|
473
|
|
|
// Initialize the required number or occurrences |
|
474
|
31 |
|
$this->initializeOccurrences($occurrence + 1); |
|
475
|
|
|
|
|
476
|
31 |
|
return $occurrence; |
|
477
|
|
|
} |
|
478
|
|
|
} |
|
479
|
|
|
|