AbstractMultipartHydrator::__construct() - Code Metrics - apparat/resource - Measure and Improve Code Quality continuously with Scrutinizer

AbstractMultipartHydrator::__construct() B
last analyzed 2017-01-08 19:17 UTC

↳ Parent: AbstractMultipartHydrator

Complexity

Conditions	4
Paths	3

Size

Total Lines	24
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	12
CRAP Score	4

Importance

Changes

Metric	Value
cc	4
eloc	11
nc	3
nop	3
dl	0
loc	24
ccs	12
cts	12
cp	1
crap	4
rs	8.6845
c	0
b	0
f	0

<?php

/**
 * apparat-resource
 *
 * @category    Apparat
 * @package     Apparat\Resource
 * @subpackage Apparat\Resource\Domain
 * @author      Joschi Kuphal <[email protected]> / @jkphl
 * @copyright   Copyright © 2016 Joschi Kuphal <[email protected]> / @jkphl
 * @license     http://opensource.org/licenses/MIT The MIT License (MIT)
 */

/***********************************************************************************
 *  The MIT License (MIT)
 *
 *  Copyright © 2016 Joschi Kuphal <[email protected]> / @jkphl
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a copy of
 *  this software and associated documentation files (the "Software"), to deal in
 *  the Software without restriction, including without limitation the rights to
 *  use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 *  the Software, and to permit persons to whom the Software is furnished to do so,
 *  subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in all
 *  copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 *  FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 *  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 *  IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 *  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 ***********************************************************************************/

namespace Apparat\Resource\Domain\Model\Hydrator;

use Apparat\Kernel\Ports\Kernel;
use Apparat\Resource\Domain\Factory\HydratorFactory;
use Apparat\Resource\Domain\Model\Part\AbstractPart;
use Apparat\Resource\Domain\Model\Part\AbstractPartAggregate;
use Apparat\Resource\Domain\Model\Part\PartAggregateInterface;
use Apparat\Resource\Domain\Model\Part\PartInterface;

/**
 * Multipart hydrator
 *
 * @package     Apparat\Resource
 * @subpackage Apparat\Resource\Domain
 */
abstract class AbstractMultipartHydrator extends AbstractHydrator
{
    /**
     * Subhydrators
     *
     * @var array
     */
    protected $subhydrators = array();
    /**
     * Minimum occurrences
     *
     * @var int
     */
    protected $minimumOccurrences = 1;
    /**
     * Maximum occurrences
     *
     * @var int
     */
    protected $maximumOccurrences = 1;
    /**
     * Part aggregate class name
     *
     * @var string
     */
    protected $aggregateClass = null;
    /**
     * Empty occurrence dehydration behaviour
     *
     * @var string
     */
    protected $occDhdrException = SkippedOccurrenceDehydrationException::class;

    /**
     * Multipart hydrator constructor
     *
     * @param array $subhydrators Subpart hydrators
     * @param int $minOccurrences Minimum occurrences
     * @param int $maxOccurrences Maximum occurrences
     */
    public function __construct(array $subhydrators, $minOccurrences = 1, $maxOccurrences = 1)
    {
        parent::__construct(HydratorInterface::STANDARD);

        // Run through all subhydrators
        foreach ($subhydrators as $part => $subhydrator) {
            // Validate the hydrator name
            AbstractPart::validatePartIdentifier($part);

            // If the subhydrator needs to be instantiated from a string or array
            if (!($subhydrator instanceof HydratorInterface)) {
                $subhydrator = HydratorFactory::build(
                    is_array($subhydrator) ? $subhydrator : [[$part => $subhydrator]]
                );
            }

            $this->subhydrators[$part] = $subhydrator;
        }

        // Validate the occurrence numbers
        self::validateParameters($minOccurrences, $maxOccurrences);
        $this->minimumOccurrences = intval($minOccurrences);
        $this->maximumOccurrences = intval($maxOccurrences);
    }

    /**
     * Validate the parameters accepted by this hydrator
     *
     * By default, a multipart parameter accepts exactly two parameters:
     * - the minimum number of occurrences of the contained part aggregate
     * - the maximum number of occurrences of the contained part aggregate
     *
     * @param array $parameters Parameters
     * @return boolean Parameters are valid
     */
    public static function validateParameters(...$parameters)
    {

        // If the number of parameters isn't exactly 2
        if (count($parameters) != 2) {
            throw new InvalidArgumentException(
                sprintf(
                    'Invalid multipart hydrator parameter count (%s)',
                    count($parameters)
                ),
                InvalidArgumentException::INVALID_MULTIPART_HYDRATOR_PARAMETER_COUNT
            );
        }

        // Validate the occurrence numbers
        AbstractPartAggregate::validateOccurrences(intval($parameters[0]), intval($parameters[1]));

        return true;
    }

    /**
     * Serialize a file part
     *
     * @param PartInterface $part File part
     * @return string Serialized file part
     * @throws InvalidArgumentException If the part class cannot be dehydrated by this hydrator
     */
    public function dehydrate(PartInterface $part)
    {
        // Make sure it's a part aggregate that should be dehydrated
        if (!($part instanceof PartAggregateInterface)) {
            throw new InvalidArgumentException(
                sprintf('Invalid dehydration part class "%s"', get_class($part)),
                InvalidArgumentException::INVALID_DEHYDRATION_PART_CLASS
            );
        }

        $occurrences = [];

        // Run through all occurrences of the part
        foreach ($part as $occurrence) {
            $occurrence = $this->dehydrateOccurrence($occurrence);

            // If the occurrence is not a string
            if (!is_string($occurrence)) {
                throw new RuntimeException(
                    'Dehydrating an aggregate occurrence must return a string',
                    RuntimeException::OCCURRENCE_DEHYDRATION_MUST_RETURN_A_STRING
                );
            }

            $occurrences[] = $occurrence;
        }

        // Combine and return the dehydrated occurrences
        return $this->combineDehydratedOccurrences($occurrences);
    }

    /*******************************************************************************
     * STATIC METHODS
     *******************************************************************************/

    /**
     * Dehydrate a single occurrence
     *
     * @param array $occurrence Occurrence
     * @return string Dehydrated occurrence
     */
    abstract protected function dehydrateOccurrence(array $occurrence);

    /*******************************************************************************
     * PRIVATE METHODS
     *******************************************************************************/

    /**
     * Combine a list of dehydrated occurrences
     *
     * @param array $occurrences List of dehydrated occurrences
     * @return string Combined dehydrated occurrences
     */
    protected function combineDehydratedOccurrences(array $occurrences)
    {
        return implode('', array_map('strval', $occurrences));
    }

    /**
     * Initialize the aggregate part
     *
     * @param string $data Part data
     * @return AbstractPartAggregate Part aggregate
     */
    public function hydrate($data)
    {
        // If the part aggregate class isn't valid
        if (!$this->aggregateClass ||
            !class_exists($this->aggregateClass) ||
            !(new \ReflectionClass($this->aggregateClass))->implementsInterface(PartAggregateInterface::class)
        ) {
            throw new RuntimeException(
                sprintf('Invalid part aggregate class "%s"', $this->aggregateClass),
                RuntimeException::INVALID_PART_AGGREGATE_CLASS
            );
        }

        unset($data);

        return Kernel::create(
            $this->aggregateClass,
            [
                $this,
                $this->subhydrators,
                $this->minimumOccurrences,
                $this->maximumOccurrences
            ]
        );
    }

    /**
     * Dehydrate a single part with a particular subhydrator
     *
     * @param string $subhydrator Subhydrator name
     * @param PartInterface $part Part instance
     * @return string Dehydrated part
     */
    protected function dehydratePart($subhydrator, PartInterface $part)
    {
        /** @var HydratorInterface $subhydratorInstance */
        $subhydratorInstance = $this->subhydrators[$subhydrator];
        return $subhydratorInstance->dehydrate($part);
    }
}


1		<?php
2
3		/**
4		* apparat-resource
5		*
6		* @category Apparat
7		* @package Apparat\Resource
8		* @subpackage Apparat\Resource\Domain
9		* @author Joschi Kuphal <[email protected]> / @jkphl
10		* @copyright Copyright © 2016 Joschi Kuphal <[email protected]> / @jkphl
11		* @license http://opensource.org/licenses/MIT The MIT License (MIT)
12		*/
13
14		/***********************************************************************************
15		* The MIT License (MIT)
16		*
17		* Copyright © 2016 Joschi Kuphal <[email protected]> / @jkphl
18		*
19		* Permission is hereby granted, free of charge, to any person obtaining a copy of
20		* this software and associated documentation files (the "Software"), to deal in
21		* the Software without restriction, including without limitation the rights to
22		* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
23		* the Software, and to permit persons to whom the Software is furnished to do so,
24		* subject to the following conditions:
25		*
26		* The above copyright notice and this permission notice shall be included in all
27		* copies or substantial portions of the Software.
28		*
29		* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
30		* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
31		* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
32		* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
33		* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
34		* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
35		***********************************************************************************/
36
37		namespace Apparat\Resource\Domain\Model\Hydrator;
38
39		use Apparat\Kernel\Ports\Kernel;
40		use Apparat\Resource\Domain\Factory\HydratorFactory;
41		use Apparat\Resource\Domain\Model\Part\AbstractPart;
42		use Apparat\Resource\Domain\Model\Part\AbstractPartAggregate;
43		use Apparat\Resource\Domain\Model\Part\PartAggregateInterface;
44		use Apparat\Resource\Domain\Model\Part\PartInterface;
45
46		/**
47		* Multipart hydrator
48		*
49		* @package Apparat\Resource
50		* @subpackage Apparat\Resource\Domain
51		*/
52		abstract class AbstractMultipartHydrator extends AbstractHydrator
53		{
54		/**
55		* Subhydrators
56		*
57		* @var array
58		*/
59		protected $subhydrators = array();
60		/**
61		* Minimum occurrences
62		*
63		* @var int
64		*/
65		protected $minimumOccurrences = 1;
66		/**
67		* Maximum occurrences
68		*
69		* @var int
70		*/
71		protected $maximumOccurrences = 1;
72		/**
73		* Part aggregate class name
74		*
75		* @var string
76		*/
77		protected $aggregateClass = null;
78		/**
79		* Empty occurrence dehydration behaviour
80		*
81		* @var string
82		*/
83		protected $occDhdrException = SkippedOccurrenceDehydrationException::class;
84
85		/**
86		* Multipart hydrator constructor
87		*
88		* @param array $subhydrators Subpart hydrators
89		* @param int $minOccurrences Minimum occurrences
90		* @param int $maxOccurrences Maximum occurrences
91		*/
92	37	public function __construct(array $subhydrators, $minOccurrences = 1, $maxOccurrences = 1)
93		{
94	37	parent::__construct(HydratorInterface::STANDARD);
95
96		// Run through all subhydrators
97	37	foreach ($subhydrators as $part => $subhydrator) {
98		// Validate the hydrator name
99	37	AbstractPart::validatePartIdentifier($part);
100
101		// If the subhydrator needs to be instantiated from a string or array
102	37	if (!($subhydrator instanceof HydratorInterface)) {
103	37	$subhydrator = HydratorFactory::build(
104	37	is_array($subhydrator) ? $subhydrator : [[$part => $subhydrator]]
105		);
106		}
107
108	37	$this->subhydrators[$part] = $subhydrator;
109		}
110
111		// Validate the occurrence numbers
112	37	self::validateParameters($minOccurrences, $maxOccurrences);
113	37	$this->minimumOccurrences = intval($minOccurrences);
114	37	$this->maximumOccurrences = intval($maxOccurrences);
115	37	}
116
117		/**
118		* Validate the parameters accepted by this hydrator
119		*
120		* By default, a multipart parameter accepts exactly two parameters:
121		* - the minimum number of occurrences of the contained part aggregate
122		* - the maximum number of occurrences of the contained part aggregate
123		*
124		* @param array $parameters Parameters
125		* @return boolean Parameters are valid
126		*/
127	41	public static function validateParameters(...$parameters)
128		{
129
130		// If the number of parameters isn't exactly 2
131	41	if (count($parameters) != 2) {
132	1	throw new InvalidArgumentException(
133		sprintf(
134	1	'Invalid multipart hydrator parameter count (%s)',
135		count($parameters)
136		),
137	1	InvalidArgumentException::INVALID_MULTIPART_HYDRATOR_PARAMETER_COUNT
138		);
139		}
140
141		// Validate the occurrence numbers
142	40	AbstractPartAggregate::validateOccurrences(intval($parameters[0]), intval($parameters[1]));
143
144	38	return true;
145		}
146
147		/**
148		* Serialize a file part
149		*
150		* @param PartInterface $part File part
151		* @return string Serialized file part
152		* @throws InvalidArgumentException If the part class cannot be dehydrated by this hydrator
153		*/
154	12	public function dehydrate(PartInterface $part)
155		{
156		// Make sure it's a part aggregate that should be dehydrated
157	12	if (!($part instanceof PartAggregateInterface)) {
158	1	throw new InvalidArgumentException(
159	1	sprintf('Invalid dehydration part class "%s"', get_class($part)),
160	1	InvalidArgumentException::INVALID_DEHYDRATION_PART_CLASS
161		);
162		}
163
164	11	$occurrences = [];
165
166		// Run through all occurrences of the part
167	11	foreach ($part as $occurrence) {
168	11	$occurrence = $this->dehydrateOccurrence($occurrence);
169
170		// If the occurrence is not a string
171	5	if (!is_string($occurrence)) {
172	1	throw new RuntimeException(
173	1	'Dehydrating an aggregate occurrence must return a string',
174	1	RuntimeException::OCCURRENCE_DEHYDRATION_MUST_RETURN_A_STRING
175		);
176		}
177
178	4	$occurrences[] = $occurrence;
179		}
180
181		// Combine and return the dehydrated occurrences
182	4	return $this->combineDehydratedOccurrences($occurrences);
183		}
184
185		/*******************************************************************************
186		* STATIC METHODS
187		*******************************************************************************/
188
189		/**
190		* Dehydrate a single occurrence
191		*
192		* @param array $occurrence Occurrence
193		* @return string Dehydrated occurrence
194		*/
195		abstract protected function dehydrateOccurrence(array $occurrence);
196
197		/*******************************************************************************
198		* PRIVATE METHODS
199		*******************************************************************************/
200
201		/**
202		* Combine a list of dehydrated occurrences
203		*
204		* @param array $occurrences List of dehydrated occurrences
205		* @return string Combined dehydrated occurrences
206		*/
207	4	protected function combineDehydratedOccurrences(array $occurrences)
208		{
209	4	return implode('', array_map('strval', $occurrences));
210		}
211
212		/**
213		* Initialize the aggregate part
214		*
215		* @param string $data Part data
216		* @return AbstractPartAggregate Part aggregate
217		*/
218	33	public function hydrate($data)
219		{
220		// If the part aggregate class isn't valid
221	33	if (!$this->aggregateClass \|\|
222	33	!class_exists($this->aggregateClass) \|\|
223	33	!(new \ReflectionClass($this->aggregateClass))->implementsInterface(PartAggregateInterface::class)
224		) {
225	1	throw new RuntimeException(
226	1	sprintf('Invalid part aggregate class "%s"', $this->aggregateClass),
227	1	RuntimeException::INVALID_PART_AGGREGATE_CLASS
228		);
229		}
230
231	32	unset($data);
232
233	32	return Kernel::create(
234	32	$this->aggregateClass,
235		[
236	32	$this,
237	32	$this->subhydrators,
238	32	$this->minimumOccurrences,
239	32	$this->maximumOccurrences
240		]
241		);
242		}
243
244		/**
245		* Dehydrate a single part with a particular subhydrator
246		*
247		* @param string $subhydrator Subhydrator name
248		* @param PartInterface $part Part instance
249		* @return string Dehydrated part
250		*/
251	4	protected function dehydratePart($subhydrator, PartInterface $part)
252		{
253		/** @var HydratorInterface $subhydratorInstance */
254	4	$subhydratorInstance = $this->subhydrators[$subhydrator];
255	4	return $subhydratorInstance->dehydrate($part);
256		}
257		}
258

apparat / resource

AbstractMultipartHydrator::__construct() B last analyzed 2017-01-08 19:17 UTC

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AbstractMultipartHydrator::__construct() B
last analyzed 2017-01-08 19:17 UTC