Apparat\Resource\Infrastructure\Model\Hydrator\FrontMatterHydrator

Complexity

Total Complexity

6

Size/Duplication

Total Lines	51
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	2

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	hydrate()	0	14	2
A	dehydratePart()	0	13	4

<?php

/**
 * apparat-resource
 *
 * @category    Apparat
 * @package     Apparat\Resource
 * @subpackage  Apparat\Resource\Infrastructure
 * @author      Joschi Kuphal <joschi@kuphal.net> / @jkphl
 * @copyright   Copyright © 2016 Joschi Kuphal <joschi@kuphal.net> / @jkphl
 * @license     http://opensource.org/licenses/MIT The MIT License (MIT)
 */

/***********************************************************************************
 *  The MIT License (MIT)
 *
 *  Copyright © 2016 Joschi Kuphal <joschi@kuphal.net> / @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\Infrastructure\Model\Hydrator;

use Apparat\Resource\Domain\Model\Hydrator\AbstractChoiceHydrator;
use Apparat\Resource\Domain\Model\Part\PartInterface;
use Apparat\Resource\Infrastructure\Model\Part\YamlPart;

/**
 * FrontMark part hydrator (combination of YAML / JSON front matter and CommonMark part)
 *
 * @package     Apparat\Resource
 * @subpackage  Apparat\Resource\Infrastructure
 */
class FrontMatterHydrator extends AbstractChoiceHydrator
{
    /**
     * Front matter part identifier
     *
     * @var string
     */
    const FRONTMATTER = 'frontmatter';

    /**
     * Translate data to a resource part
     *
     * @param string $data Part data
     * @return PartInterface Resource part
     */
    public function hydrate($data)
    {
        $aggregate = parent::hydrate(null);

        // If it's a JSON front matter
        if (!strncmp('{', trim($data), 1)) {
            $aggregate->assign(JsonHydrator::JSON, $data, 0);
            return $aggregate;
        }

        // Assign as YAML front matter
        $aggregate->assign(YamlHydrator::YAML, $data, 0);
        return $aggregate;
    }

    /**
     * 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)
    {
        $content = trim(parent::dehydratePart($subhydrator, $part));

        // If it's a YAML part: Terminate if necessary
        if (strlen($content) && ($part instanceof YamlPart) &&
            !preg_match('%\R'.preg_quote(YamlPart::DOCUMENT_END).'$%', $content)
        ) {
            $content .= "\n".YamlPart::DOCUMENT_END;
        }

        return $content."\n";
    }
}