ParentsRecursiveService::alongParentsInternal() - Code Metrics - romm/configuration_object - Measure and Improve Code Quality continuously with Scrutinizer

ParentsRecursiveService::alongParentsInternal() A
last analyzed 2019-01-21 14:03 UTC

↳ Parent: ParentsRecursiveService

Complexity

Conditions	5
Paths	5

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	19
rs	9.3222
c	0
b	0
f	0
cc	5
nc	5
nop	2

<?php
/*
 * 2018 Romain CANON <[email protected]>
 *
 * This file is part of the TYPO3 Configuration Object project.
 * It is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License, either
 * version 3 of the License, or any later version.
 *
 * For the full copyright and license information, see:
 * http://www.gnu.org/licenses/gpl-3.0.html
 */

namespace Romm\ConfigurationObject\Service\Items\Parents;

use Romm\ConfigurationObject\Core\Core;
use TYPO3\CMS\Core\SingletonInterface;
use TYPO3\CMS\Core\Utility\GeneralUtility;

class ParentsRecursiveService implements SingletonInterface
{
    /**
     * @var ParentsRecursiveService
     */
    private static $instance;

    /**
     * @var callable
     */
    protected $callback;

    /**
     * @var object[]
     */
    protected $processedParents = [];

    /**
     * @return ParentsRecursiveService
     */
    public static function get()
    {
        if (null === self::$instance) {
            self::$instance = GeneralUtility::makeInstance(static::class);
        }

        return self::$instance;
    }

    /**
     * Will loop along each parent of the given root object, and every parent of
     * the parents: the given callback is called with a single parameter which
     * is the current parent.
     *
     * When the callback returns `false`, the loop breaks.
     *
     * @param callable     $callback
     * @param ParentsTrait $rootObject

     * @param object[]     $parents
     */
    public function alongParents(callable $callback, $rootObject, array $parents)
    {
        $flag = false;

        if (null === $this->callback) {
            $flag = true;

            $this->callback = $callback;
            $this->processedParents = [$rootObject];

        }

        $this->alongParentsInternal($callback, $parents);

        if (true === $flag) {
            $this->callback = null;
            $this->processedParents = [];
        }
    }

    /**
     * @param callable $callback
     * @param array    $parents
     */
    protected function alongParentsInternal(callable $callback, array $parents)
    {
        foreach ($parents as $parent) {
            if (false === $this->parentWasProcessed($parent)) {
                $this->processedParents[] = $parent;

                $result = call_user_func($callback, $parent);

                if (false === $result) {
                    break;
                }

                if (Core::get()->getParentsUtility()->classUsesParentsTrait($parent)) {
                    /** @var ParentsTrait $parent */
                    $parent->alongParents($callback);
                }
            }
        }
    }

    /**
     * @param object $parent
     * @return bool
     */
    protected function parentWasProcessed($parent)
    {
        foreach ($this->processedParents as $processedParent) {
            if ($processedParent === $parent) {
                return true;
            }
        }

        return false;
    }
}


1			<?php
2			/*
3			* 2018 Romain CANON <[email protected]>
4			*
5			* This file is part of the TYPO3 Configuration Object project.
6			* It is free software; you can redistribute it and/or modify it
7			* under the terms of the GNU General Public License, either
8			* version 3 of the License, or any later version.
9			*
10			* For the full copyright and license information, see:
11			* http://www.gnu.org/licenses/gpl-3.0.html
12			*/
13
14			namespace Romm\ConfigurationObject\Service\Items\Parents;
15
16			use Romm\ConfigurationObject\Core\Core;
17			use TYPO3\CMS\Core\SingletonInterface;
18			use TYPO3\CMS\Core\Utility\GeneralUtility;
19
20			class ParentsRecursiveService implements SingletonInterface
21			{
22			/**
23			* @var ParentsRecursiveService
24			*/
25			private static $instance;
26
27			/**
28			* @var callable
29			*/
30			protected $callback;
31
32			/**
33			* @var object[]
34			*/
35			protected $processedParents = [];
36
37			/**
38			* @return ParentsRecursiveService
39			*/
40			public static function get()
41			{
42			if (null === self::$instance) {
43			self::$instance = GeneralUtility::makeInstance(static::class);
44			}
45
46			return self::$instance;
47			}
48
49			/**
50			* Will loop along each parent of the given root object, and every parent of
51			* the parents: the given callback is called with a single parameter which
52			* is the current parent.
53			*
54			* When the callback returns `false`, the loop breaks.
55			*
56			* @param callable $callback
57			* @param ParentsTrait $rootObject
			0 ignored issues – show introduced 2017-05-03 14:00 UTC by Report Bug Copy Issue Report The type `ParentsTrait` for parameter `$rootObject` is a trait, and thus cannot be used for type-hinting in PHP. Maybe consider adding an interface and use that for type-hinting? Loading history...
58			* @param object[] $parents
59			*/
60			public function alongParents(callable $callback, $rootObject, array $parents)
61			{
62			$flag = false;
63
64			if (null === $this->callback) {
65			$flag = true;
66
67			$this->callback = $callback;
68			$this->processedParents = [$rootObject];
			0 ignored issues – show Documentation Bug introduced 2017-05-03 14:00 UTC by Report Bug Copy Issue Report It seems like `array($rootObject)` of type `array<integer,object<Rom...rents\\ParentsTrait>"}>` is incompatible with the declared type `array<integer,object>` of property `$processedParents`. Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property. Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property.. Loading history...
69			}
70
71			$this->alongParentsInternal($callback, $parents);
72
73			if (true === $flag) {
74			$this->callback = null;
75			$this->processedParents = [];
76			}
77			}
78
79			/**
80			* @param callable $callback
81			* @param array $parents
82			*/
83			protected function alongParentsInternal(callable $callback, array $parents)
84			{
85			foreach ($parents as $parent) {
86			if (false === $this->parentWasProcessed($parent)) {
87			$this->processedParents[] = $parent;
88
89			$result = call_user_func($callback, $parent);
90
91			if (false === $result) {
92			break;
93			}
94
95			if (Core::get()->getParentsUtility()->classUsesParentsTrait($parent)) {
96			/** @var ParentsTrait $parent */
97			$parent->alongParents($callback);
98			}
99			}
100			}
101			}
102
103			/**
104			* @param object $parent
105			* @return bool
106			*/
107			protected function parentWasProcessed($parent)
108			{
109			foreach ($this->processedParents as $processedParent) {
110			if ($processedParent === $parent) {
111			return true;
112			}
113			}
114
115			return false;
116			}
117			}
118

romm / configuration_object

ParentsRecursiveService::alongParentsInternal() A last analyzed 2019-01-21 14:03 UTC

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ParentsRecursiveService::alongParentsInternal() A
last analyzed 2019-01-21 14:03 UTC