1 files changed, 331 insertions, 0 deletions
diff --git a/tests/upload/filespec_test.php b/tests/upload/filespec_test.php
new file mode 100644
index 0000000000..d8fa82e2b5
--- /dev/null
+++ b/tests/upload/filespec_test.php
@@ -0,0 +1,331 @@
+<?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.
+*
+*/
+
+require_once __DIR__ . '/../../phpBB/includes/functions.php';
+require_once __DIR__ . '/../../phpBB/includes/utf/utf_tools.php';
+require_once __DIR__ . '/../../phpBB/includes/functions_upload.php';
+
+class phpbb_filespec_test extends phpbb_test_case
+{
+	const TEST_COUNT = 100;
+	const PREFIX = 'phpbb_';
+	const MAX_STR_LEN = 50;
+	const UPLOAD_MAX_FILESIZE = 1000;
+
+	private $config;
+	public $path;
+
+	protected function setUp()
+	{
+		// Global $config required by unique_id
+		// Global $user required by filespec::additional_checks and
+		// filespec::move_file
+		global $config, $user;
+
+		if (!is_array($config))
+		{
+			$config = array();
+		}
+
+		$config['rand_seed'] = '';
+		$config['rand_seed_last_update'] = time() + 600;
+		// This config value is normally pulled from the database which is set
+		// to this value at install time.
+		// See: phpBB/install/schemas/schema_data.sql
+		$config['mime_triggers'] = 'body|head|html|img|plaintext|a href|pre|script|table|title';
+
+		$user = new phpbb_mock_user();
+		$user->lang = new phpbb_mock_lang();
+
+		$this->config = &$config;
+		$this->path = __DIR__ . '/fixture/';
+
+		// Create copies of the files for use in testing move_file
+		$iterator = new DirectoryIterator($this->path);
+		foreach ($iterator as $fileinfo)
+		{
+			if ($fileinfo->isDot() || $fileinfo->isDir())
+			{
+				continue;
+			}
+
+			copy($fileinfo->getPathname(), $this->path . 'copies/' . $fileinfo->getFilename() . '_copy');
+			if ($fileinfo->getFilename() === 'txt')
+			{
+				copy($fileinfo->getPathname(), $this->path . 'copies/' . $fileinfo->getFilename() . '_copy_2');
+			}
+		}
+
+		$guessers = array(
+			new \Symfony\Component\HttpFoundation\File\MimeType\FileinfoMimeTypeGuesser(),
+			new \Symfony\Component\HttpFoundation\File\MimeType\FileBinaryMimeTypeGuesser(),
+			new \phpbb\mimetype\content_guesser(),
+			new \phpbb\mimetype\extension_guesser(),
+		);
+		$guessers[2]->set_priority(-2);
+		$guessers[3]->set_priority(-2);
+		$this->mimetype_guesser = new \phpbb\mimetype\guesser($guessers);
+	}
+
+	private function get_filespec($override = array())
+	{
+		// Initialise a blank filespec object for use with trivial methods
+		$upload_ary = array(
+			'name' => '',
+			'type' => '',
+			'size' => '',
+			'tmp_name' => '',
+			'error' => '',
+		);
+
+		return new filespec(array_merge($upload_ary, $override), null, $this->mimetype_guesser);
+	}
+
+	protected function tearDown()
+	{
+		global $user;
+		$this->config = array();
+		$user = null;
+
+		$iterator = new DirectoryIterator($this->path . 'copies');
+		foreach ($iterator as $fileinfo)
+		{
+			$name = $fileinfo->getFilename();
+			if ($name[0] !== '.')
+			{
+				unlink($fileinfo->getPathname());
+			}
+		}
+	}
+
+	public function additional_checks_variables()
+	{
+		// False here just indicates the file is too large and fails the
+		// filespec::additional_checks method because of it. All other code
+		// paths in that method are covered elsewhere.
+		return array(
+			array('gif', true),
+			array('jpg', false),
+			array('png', true),
+			array('tif', false),
+			array('txt', false),
+		);
+	}
+
+	/**
+	 * @dataProvider additional_checks_variables
+	 */
+	public function test_additional_checks($filename, $expected)
+	{
+		$upload = new phpbb_mock_fileupload();
+		$filespec = $this->get_filespec();
+		$filespec->upload = $upload;
+		$filespec->file_moved = true;
+		$filespec->filesize = $filespec->get_filesize($this->path . $filename);
+
+		$this->assertEquals($expected, $filespec->additional_checks());
+	}
+
+	public function check_content_variables()
+	{
+		// False here indicates that a file is non-binary and contains
+		// disallowed content that makes IE report the mimetype incorrectly.
+		return array(
+			array('gif', true),
+			array('jpg', true),
+			array('png', true),
+			array('tif', true),
+			array('txt', false),
+		);
+	}
+
+	/**
+	 * @dataProvider check_content_variables
+	 */
+	public function test_check_content($filename, $expected)
+	{
+		$disallowed_content = explode('|', $this->config['mime_triggers']);
+		$filespec = $this->get_filespec(array('tmp_name' => $this->path . $filename));
+		$this->assertEquals($expected, $filespec->check_content($disallowed_content));
+		// All files should pass if $disallowed_content is empty
+		$this->assertEquals(true, $filespec->check_content(array()));
+	}
+
+	public function clean_filename_variables()
+	{
+		$chunks = str_split('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ\'\\" /:*?<>|[];(){},#+=-_`', 8);
+		return array(
+			array($chunks[0] . $chunks[7]),
+			array($chunks[1] . $chunks[8]),
+			array($chunks[2] . $chunks[9]),
+			array($chunks[3] . $chunks[4]),
+			array($chunks[5] . $chunks[6]),
+		);
+	}
+
+	/**
+	 * @dataProvider clean_filename_variables
+	 */
+	public function test_clean_filename_real($filename)
+	{
+		$bad_chars = array("'", "\\", ' ', '/', ':', '*', '?', '"', '<', '>', '|');
+		$filespec = $this->get_filespec(array('name' => $filename));
+		$filespec->clean_filename('real', self::PREFIX);
+		$name = $filespec->realname;
+
+		$this->assertEquals(0, preg_match('/%(\w{2})/', $name));
+		foreach ($bad_chars as $char)
+		{
+			$this->assertFalse(strpos($name, $char));
+		}
+	}
+
+	public function test_clean_filename_unique()
+	{
+		$filenames = array();
+		for ($tests = 0; $tests < self::TEST_COUNT; $tests++)
+		{
+			$filespec = $this->get_filespec();
+			$filespec->clean_filename('unique', self::PREFIX);
+			$name = $filespec->realname;
+			
+			$this->assertEquals(strlen($name), 32 + strlen(self::PREFIX));
+			$this->assertRegExp('#^[A-Za-z0-9]+$#', substr($name, strlen(self::PREFIX)));
+			$this->assertFalse(isset($filenames[$name]));
+			$filenames[$name] = true;
+		}
+	}
+
+	public function get_extension_variables()
+	{
+		return array(
+			array('file.png', 'png'),
+			array('file.phpbb.gif', 'gif'),
+			array('file..', ''),
+			array('.file..jpg.webp', 'webp'),
+		);
+	}
+
+	/**
+	 * @dataProvider get_extension_variables
+	 */
+	public function test_get_extension($filename, $expected)
+	{
+		$this->assertEquals($expected, filespec::get_extension($filename));
+	}
+
+	public function is_image_variables()
+	{
+		return array(
+			array('gif', 'image/gif', true),
+			array('jpg', 'image/jpg', true),
+			array('png', 'image/png', true),
+			array('tif', 'image/tif', true),
+			array('txt', 'text/plain', false),
+			array('jpg', 'application/octet-stream', false),
+			array('gif', 'application/octetstream', false),
+			array('png', 'application/mime', false),
+		);
+	}
+
+	/**
+	 * @dataProvider is_image_variables
+	 */
+	public function test_is_image($filename, $mimetype, $expected)
+	{
+		$filespec = $this->get_filespec(array('tmp_name' => $this->path . $filename, 'type' => $mimetype));
+		$this->assertEquals($expected, $filespec->is_image());
+	}
+
+	public function is_image_get_mimetype()
+	{
+		return array(
+			array('gif', 'image/gif', true),
+			array('jpg', 'image/jpg', true),
+			array('png', 'image/png', true),
+			array('tif', 'image/tif', true),
+			array('txt', 'text/plain', false),
+			array('jpg', 'application/octet-stream', true),
+			array('gif', 'application/octetstream', true),
+			array('png', 'application/mime', true),
+		);
+	}
+
+	/**
+	 * @dataProvider is_image_get_mimetype
+	 */
+	public function test_is_image_get_mimetype($filename, $mimetype, $expected)
+	{
+		$filespec = $this->get_filespec(array('tmp_name' => $this->path . $filename, 'type' => $mimetype));
+		$filespec->get_mimetype($this->path . $filename);
+		$this->assertEquals($expected, $filespec->is_image());
+	}
+
+	public function move_file_variables()
+	{
+		return array(
+			array('gif_copy', 'gif_moved', 'image/gif', 'gif', false, true),
+			array('non_existant', 'still_non_existant', 'text/plain', 'txt', 'GENERAL_UPLOAD_ERROR', false),
+			array('txt_copy', 'txt_as_img', 'image/jpg', 'txt', false, true),
+			array('txt_copy_2', 'txt_moved', 'text/plain', 'txt', false, true),
+			array('jpg_copy', 'jpg_moved', 'image/png', 'jpg', false, true),
+			array('png_copy', 'png_moved', 'image/png', 'jpg', 'IMAGE_FILETYPE_MISMATCH', true),
+		);
+	}
+
+	/**
+	 * @dataProvider move_file_variables
+	 */
+	public function test_move_file($tmp_name, $realname, $mime_type, $extension, $error, $expected)
+	{
+		// Global $phpbb_root_path and $phpEx are required by phpbb_chmod
+		global $phpbb_root_path, $phpEx;
+		$phpbb_root_path = '';
+		$phpEx = 'php';
+
+		$upload = new phpbb_mock_fileupload();
+		$upload->max_filesize = self::UPLOAD_MAX_FILESIZE;
+
+		$filespec = $this->get_filespec(array(
+			'tmp_name' => $this->path . 'copies/' . $tmp_name,
+			'name' => $realname,
+			'type' => $mime_type,
+		));
+		$filespec->extension = $extension;
+		$filespec->upload = $upload;
+		$filespec->local = true;
+
+		$this->assertEquals($expected, $filespec->move_file($this->path . 'copies'));
+		$this->assertEquals($filespec->file_moved, file_exists($this->path . 'copies/' . $realname));
+		if ($error)
+		{
+			$this->assertEquals($error, $filespec->error[0]);
+		}
+
+		$phpEx = '';
+	}
+
+	/**
+	* @dataProvider clean_filename_variables
+	*/
+	public function test_uploadname($filename)
+	{
+		$type_cast_helper = new \phpbb\request\type_cast_helper();
+
+		$upload_name = '';
+		$type_cast_helper->set_var($upload_name, $filename, 'string', true, true);
+		$filespec = $this->get_filespec(array('name'=> $upload_name));
+
+		$this->assertSame(trim(utf8_basename(htmlspecialchars($filename))), $filespec->uploadname);
+	}
+}