nebula\application\response\provider\Header

Complexity

Total Complexity

12

Size/Duplication

Total Lines	107
Duplicated Lines	0 %

Importance

Changes

0

8 Methods

Rating	Name	Duplication	Size	Complexity
A	sendHeader()	0	3	1
A	send()	0	9	3
A	__construct()	0	2	1
A	addHeaderRaw()	0	3	1
A	sendHeaderRaw()	0	7	2
A	addHeader()	0	3	1
A	instance()	0	6	2
A	sended()	0	2	1

<?php
namespace nebula\application\response\provider;

/**
 * 响应头提供器
 */
class Header
{

    /**
     * 静态实例
     *
     * @var self
     */
    protected static $instance;


    protected function __construct()
    {
      
    }

    /**
     * 返回实例
     *
     * @return self
     */
    public static function instance()
    {
        if (isset(static::$instance)) {
            return static::$instance;
        }
        return static::$instance = new static;
    }

    /**
     * 头部信息
     *
     * @var array
     */
    protected $header = [];

    /**
     * 添加头部值
     *
     * @param string $name
     * @param string $content
     * @return void
     */
    public function addHeader(string $name, string $content)
    {
        $this->addHeaderRaw(trim($name).': '.trim($content));
    }

    /**
     * 添加头部
     *
     * @param string $content
     * @return void
     */
    public function addHeaderRaw(string $content)
    {
        $this->header[] = trim($content);
    }

    /**
     * 直接发送头部信息
     *
     * @param string $name
     * @param string $content
     * @param boolean $replace
     * @return boolean
     */
    public function sendHeader(string $name, string $content, bool $replace = true)
    {
        return $this->sendHeaderRaw(trim($name).': '.trim($content), $replace);
    }

    /**
     * 发送原始头部
     *
     * @param string $content
     * @param boolean $replace
     * @return bool
     */
    public function sendHeaderRaw(string $content, bool $replace = true)
    {
        if (!$this->sended()) {
            header($content, $replace);
            return true;
        } 
        return false;
    }

    /**
     * 发送头部信息
     *
     * @return boolean
     */
    public function send():bool
    {
        if ($this->sended()) {
            return false;
        }
        foreach ($this->header as $value) {
            $this->sendHeaderRaw($value);
        }
        return true;
    }


    public function sended():bool {
        return headers_sent();
    }
}