Quantum\Http\Response\Header

Complexity

Total Complexity

9

Size/Duplication

Total Lines	75
Duplicated Lines	0 %

Importance

Changes	1
Bugs	0	Features	0

7 Methods

Rating	Name	Duplication	Size	Complexity
A	getHeader()	0	3	2
A	deleteHeader()	0	4	2
A	allHeaders()	0	3	1
A	setContentType()	0	3	1
A	hasHeader()	0	3	1
A	setHeader()	0	3	1
A	getContentType()	0	3	1

<?php

/**
 * Quantum PHP Framework
 *
 * An open source software development framework for PHP
 *
 * @package Quantum
 * @author Arman Ag. <arman.ag@softberg.org>
 * @copyright Copyright (c) 2018 Softberg LLC (https://softberg.org)
 * @link http://quantum.softberg.org/
 * @since 2.4.0
 */

namespace Quantum\Http\Response;

/**
 * Trait Header
 * @package Quantum\Http\Response
 */
trait Header
{

    /**
     * Response headers
     * @var array
     */
    private static $__headers = [];

    /**
     * Checks the response header existence by given key
     * @param string $key
     * @return bool
     */
    public static function hasHeader(string $key): bool
    {
        return isset(self::$__headers[$key]);
    }

    /**
     * Gets the response header by given key
     * @param string $key
     * @return string|null
     */
    public static function getHeader(string $key): ?string
    {
        return self::hasHeader($key) ? self::$__headers[$key] : null;
    }

    /**
     * Sets the response header
     * @param string $key
     * @param string $value
     */
    public static function setHeader(string $key, string $value)
    {
        self::$__headers[$key] = $value;
    }

    /**
     * Get all response headers
     * @return array
     */
    public static function allHeaders(): array
    {
        return self::$__headers;
    }

    /**
     * Deletes the header by given key
     * @param string $key
     */
    public static function deleteHeader(string $key)
    {
        if (self::hasHeader($key)) {
            unset(self::$__headers[$key]);
        }
    }

    /**
     * Sets the content type
     * @param string $contentType
     */
    public static function setContentType(string $contentType)
    {
        self::setHeader('Content-Type', $contentType);
    }

    /**
     * Gets the content type
     * @return string|null
     */
    public static function getContentType(): ?string
    {
        return self::getHeader('Content-Type');
    }

}