Borobudur\Http\Header\UserAgentHeader

Complexity

Total Complexity

6

Size/Duplication

Total Lines	66
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	1

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	7	2
A	fromString()	0	8	1
A	getFieldName()	0	4	1
A	getFieldValue()	0	4	1
A	__toString()	0	4	1

<?php
/*
 * This file is part of the Borobudur-Http package.
 *
 * (c) Hexacodelabs <http://hexacodelabs.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Borobudur\Http\Header;

/**
 * @author      Iqbal Maulana <iq.bluejack@gmail.com>
 * @created     7/28/15
 */
class UserAgentHeader implements HeaderInterface
{
    /**
     * @var string
     */
    private $value;

    /**
     * Constructor.
     *
     * @param string|null $value
     */
    public function __construct($value = null)
    {
        if (null !== $value) {
            GenericHeader::assertHeaderValue($value);
            $this->value = $value;
        }
    }

    /**
     * Factory create UserAgentHeader from string representation.
     *
     * @param string $headerLine
     *
     * @return $this
     */
    public static function fromString($headerLine)
    {
        list($fieldName, $fieldValue) = GenericHeader::splitHeaderLine($headerLine);
        $fieldName = str_replace(array(' ', '_', '.'), '-', $fieldName);
        GenericHeader::assertHeaderFieldName('User-Agent', $fieldName);

        return new static($fieldValue);
    }

    /**
     * Get header field name.
     *
     * @return string
     */
    public function getFieldName()
    {
        return 'User-Agent';
    }

    /**
     * Get header field value.
     *
     * @return mixed
     */
    public function getFieldValue()
    {
        return $this->value;
    }

    /**
     * Cast header to string.
     *
     * @return string
     */
    public function __toString()
    {
        return sprintf('%s: %s', $this->getFieldName(), $this->getFieldValue());
    }
}