<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/

/**
 * @group functional
 */
class phpbb_functional_fileupload_form_test extends phpbb_functional_test_case
{
	private $path;

	public function setUp(): void
	{
		parent::setUp();
		$this->path = __DIR__ . '/fixtures/files/';
		$this->add_lang('posting');
	}

	public function tearDown(): void
	{
		$iterator = new DirectoryIterator(__DIR__ . '/../../phpBB/files/');
		foreach ($iterator as $fileinfo)
		{
			if (
				$fileinfo->isDot()
				|| $fileinfo->isDir()
				|| $fileinfo->getFilename() === 'index.htm'
				|| $fileinfo->getFilename() === '.htaccess'
			)
			{
				continue;
			}

			unlink($fileinfo->getPathname());
		}
	}

	private function upload_file($filename, $mimetype)
	{
		$crawler = self::$client->request(
			'GET',
			'posting.php?mode=reply&f=2&t=1&sid=' . $this->sid
		);

		$file_form_data = array_merge(['add_file' => $this->lang('ADD_FILE')], $this->get_hidden_fields($crawler, 'posting.php?mode=reply&f=2&t=1&sid=' . $this->sid));

		$file = array(
			'tmp_name' => $this->path . $filename,
			'name' => $filename,
			'type' => $mimetype,
			'size' => filesize($this->path . $filename),
			'error' => UPLOAD_ERR_OK,
		);

		$crawler = self::$client->request(
			'POST',
			'posting.php?mode=reply&f=2&t=1&sid=' . $this->sid,
			$file_form_data,
			array('fileupload' => $file)
		);

		return $crawler;
	}

	public function test_empty_file()
	{
		$this->login();

		$crawler = $this->upload_file('empty.png', 'image/png');
		$this->assertEquals($this->lang('EMPTY_FILEUPLOAD'), $crawler->filter('p.error')->text());
	}

	public function test_invalid_extension()
	{
		$this->login();

		$crawler = $this->upload_file('illegal-extension.bif', 'application/octet-stream');
		$this->assertEquals($this->lang('DISALLOWED_EXTENSION', 'bif'), $crawler->filter('p.error')->text());
	}

	public function test_disallowed_content()
	{
		$this->login();

		$crawler = $this->upload_file('disallowed.jpg', 'image/jpeg');
		$this->assertEquals($this->lang('DISALLOWED_CONTENT'), $crawler->filter('p.error')->text());
	}

	public function test_disallowed_content_no_check()
	{
		$this->login();
		$this->admin_login();
		$this->add_lang('ucp');

		// Make sure check_attachment_content is set to false
		$crawler = self::request('GET', 'adm/index.php?sid=' . $this->sid . '&i=acp_attachments&mode=attach');

		$form = $crawler->selectButton('Submit')->form(array(
			'config[check_attachment_content]'	=> 0,
		));
		self::submit($form);

		// Request index for correct URL
		self::request('GET', 'index.php?sid=' . $this->sid);

		$crawler = $this->upload_file('disallowed.jpg', 'image/jpeg');

		// Hitting the UNABLE_GET_IMAGE_SIZE error means we passed the
		// DISALLOWED_CONTENT check
		$this->assertContainsLang('UNABLE_GET_IMAGE_SIZE', $crawler->text());

		// Reset check_attachment_content to default (enabled)
		$crawler = self::request('GET', 'adm/index.php?sid=' . $this->sid . '&i=acp_attachments&mode=attach');

		$form = $crawler->selectButton('Submit')->form(array(
			'config[check_attachment_content]'	=> 1,
		));
		self::submit($form);
	}

	public function test_too_large()
	{
		$this->create_user('fileupload');
		$this->login('fileupload');

		$crawler = $this->upload_file('too-large.png', 'image/png');
		$this->assertEquals($this->lang('WRONG_FILESIZE', '256', 'KiB'), $crawler->filter('p.error')->text());
	}

	public function test_valid_file()
	{
		$this->login();

		$crawler = $this->upload_file('valid.jpg', 'image/jpeg');

		// Ensure there was no error message rendered
		$this->assertNotContains('<h2>' . $this->lang('INFORMATION') . '</h2>', $this->get_content());

		// Also the file name should be in the first row of the files table
		$this->assertEquals('valid.jpg', $crawler->filter('span.file-name')->eq(1)->text());
	}
}