NestedValidationException::setRelated() - Code Metrics - Inspection of "Get error messages by their keys" - Respect/Validation - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#957)

by Henrique

created 2018-05-23 12:08 UTC

NestedValidationException::setRelated() A

↳ Parent: NestedValidationException

Complexity

Conditions	2
Paths	2

Size

Total Lines	7
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	6

Importance

Changes

Metric	Value
cc	2
eloc	3
nc	2
nop	1
dl	0
loc	7
ccs	0
cts	4
cp	0
crap	6
rs	9.4285
c	0
b	0
f	0

<?php

/*
 * This file is part of Respect/Validation.
 *
 * (c) Alexandre Gomes Gaigalas <[email protected]>
 *
 * For the full copyright and license information, please view the "LICENSE.md"
 * file that was distributed with this source code.
 */

declare(strict_types=1);

namespace Respect\Validation\Exceptions;

use Exception;
use IteratorAggregate;
use RecursiveIteratorIterator;
use SplObjectStorage;
use function count;
use function is_array;

class NestedValidationException extends ValidationException implements IteratorAggregate
{
    /**
     * @var SplObjectStorage
     */
    private $exceptions = [];

    /**
     * @param ValidationException $exception
     *
     * @return self
     */
    public function addRelated(ValidationException $exception)
    {
        $this->getRelated()->attach($exception);

        return $this;
    }

    /**
     * @return RecursiveIteratorIterator
     */
    private function getRecursiveIterator()
    {
        $exceptionIterator = new RecursiveExceptionIterator($this);
        $recursiveIteratorIterator = new RecursiveIteratorIterator(
            $exceptionIterator,
            RecursiveIteratorIterator::SELF_FIRST
        );

        return $recursiveIteratorIterator;
    }

    /**
     * Returns weather an exception should be omitted or not.
     *
     * @param ExceptionInterface $exception
     *
     * @return bool
     */
    private function isOmissible(ExceptionInterface $exception)
    {
        if (!$exception instanceof self) {
            return false;
        }

        $relatedExceptions = $exception->getRelated();
        $relatedExceptions->rewind();
        $childException = $relatedExceptions->current();

        return 1 === $relatedExceptions->count() && !$childException instanceof NonOmissibleExceptionInterface;
    }

    /**
     * @return SplObjectStorage
     */
    public function getIterator()
    {
        $childrenExceptions = new SplObjectStorage();

        $recursiveIteratorIterator = $this->getRecursiveIterator();
        $exceptionIterator = $recursiveIteratorIterator->getInnerIterator();

        $lastDepth = 0;
        $lastDepthOriginal = 0;
        $knownDepths = [];
        foreach ($recursiveIteratorIterator as $childException) {
            if ($this->isOmissible($childException)) {
                continue;
            }

            $currentDepth = $lastDepth;
            $currentDepthOriginal = $recursiveIteratorIterator->getDepth() + 1;

            if (isset($knownDepths[$currentDepthOriginal])) {
                $currentDepth = $knownDepths[$currentDepthOriginal];
            } elseif ($currentDepthOriginal > $lastDepthOriginal
                && ($this->hasCustomTemplate() || 1 != $exceptionIterator->count())) {
                && ($this->hasCustomTemplate() || 1 != $exceptionIterator->/** @scrutinizer ignore-call */ count())) {
                ++$currentDepth;
            }

            if (!isset($knownDepths[$currentDepthOriginal])) {
                $knownDepths[$currentDepthOriginal] = $currentDepth;
            }

            $lastDepth = $currentDepth;
            $lastDepthOriginal = $currentDepthOriginal;

            $childrenExceptions->attach(
                $childException,
                [
                    'depth' => $currentDepth,
                    'depth_original' => $currentDepthOriginal,
                    'previous_depth' => $lastDepth,
                    'previous_depth_original' => $lastDepthOriginal,
                ]
            );
        }

        return $childrenExceptions;
    }

    public function getMessages(array $templates = []): array
    {
        $messages = [$this->getId() => $this->renderMessage($this, $this->getId(), $templates)];
        foreach ($this->getRelated() as $exception) {
            $id = $exception->getId();
            if (!$exception instanceof self) {
                $messages[$id] = $this->renderMessage(
                    $exception,
                    $id,
                    $this->findTemplates($templates, $this->getId())
                );
                continue;
            }

            $messages[$id] = $exception->getMessages($this->findTemplates($templates, $id, $this->getId()));
            if (count($messages[$id]) > 1) {
            if (count(/** @scrutinizer ignore-type */ $messages[$id]) > 1) {
                continue;
            }

            $messages[$id] = current($messages[$exception->getId()]);
            $messages[$id] = current(/** @scrutinizer ignore-type */ $messages[$exception->getId()]);
        }

        if (count($messages) > 1) {
            unset($messages[$this->getId()]);
        }

        return $messages;
    }

    /**
     * @return string
     */
    public function getFullMessage()
    {
        $marker = '-';
        $messages = [];
        $exceptions = $this->getIterator();

        if ($this->hasCustomTemplate() || 1 != count($exceptions)) {
            $messages[] = sprintf('%s %s', $marker, $this->getMessage());
        }

        foreach ($exceptions as $exception) {
            $depth = $exceptions[$exception]['depth'];
            $prefix = str_repeat(' ', $depth * 2);
            $messages[] = sprintf('%s%s %s', $prefix, $marker, $exception->getMessage());
        }

        return implode(PHP_EOL, $messages);
    }

    /**
     * @return SplObjectStorage
     */
    public function getRelated()
    {
        if (!$this->exceptions instanceof SplObjectStorage) {

            $this->exceptions = new SplObjectStorage();
        }

        return $this->exceptions;
    }

    /**
     * @param array $exceptions
     *
     * @return self
     */
    public function setRelated(array $exceptions)
    {
        foreach ($exceptions as $exception) {
            $this->addRelated($exception);
        }

        return $this;
    }

    private function renderMessage(ValidationException $exception, $id, array $templates): string
    {
        if (isset($templates[$id])) {
            $exception->updateTemplate($templates[$id]);
        }

        return $exception->getMessage();
    }

    private function findTemplates(array $templates, ...$ids): array
    {
        while (count($ids) > 0) {
            $id = array_shift($ids);
            if (isset($templates[$id]) && is_array($templates[$id])) {
                $templates = $templates[$id];
            }
        }

        return $templates;
    }
}


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Pull Request — master (#957)

NestedValidationException::setRelated() A

Complexity

Size

Duplication

Code Coverage

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