ContentResponse.php

<?php
class ContentResponse extends \Nette\Object implements \Nette\Application\IResponse
{

	protected $forDownload = FALSE;

	/** @var string */
	private $file;

	/** @var string */
	private $contentType;

	/** @var string */
	private $name;


	/**
	 * @param mixed $file file content
	 * @param string $name imposed file name
	 * @param boolean $forDownload is file for download?
	 * @param string $contentType MIME content type
	 */
	public function __construct($file, $name = NULL, $forDownload = FALSE, $contentType = NULL)
	{
		$this->file = $file;
		$this->name = $name ? $name : "file";
		$this->contentType = $contentType ? $contentType : 'application/octet-stream';
		$this->forDownload = $forDownload;
	}


	/**
	 * Returns the file name.
	 *
	 * @return string
	 */
	final public function getName()
	{
		return $this->name;
	}


	/**
	 * Returns the MIME content type of a downloaded file.
	 *
	 * @return string
	 */
	final public function getContentType()
	{
		return $this->contentType;
	}


	/**
	 * sends content to output
	 *
	 * @param Nette\Http\IRequest $httpRequest
	 * @param Nette\Http\IResponse $httpResponse
	 */
	public function send(\Nette\Http\IRequest $httpRequest, \Nette\Http\IResponse $httpResponse)
	{
		$httpResponse->setContentType($this->contentType);
		$httpResponse->setHeader('Content-Disposition', ($this->forDownload ? 'attachment; ' : '') . 'filename="' . $this->name . '"');
		$filesize = strlen($this->file);
		$httpResponse->setHeader('Content-Length', $filesize);

		echo $this->file;
	}

}