1 files changed, 307 insertions, 0 deletions
diff --git a/phpBB/phpbb/avatar/driver/upload.php b/phpBB/phpbb/avatar/driver/upload.php
new file mode 100644
index 0000000000..0dae5607f6
--- /dev/null
+++ b/phpBB/phpbb/avatar/driver/upload.php
@@ -0,0 +1,307 @@
+<?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.
+*
+*/
+
+namespace phpbb\avatar\driver;
+
+/**
+* Handles avatars uploaded to the board
+*/
+class upload extends \phpbb\avatar\driver\driver
+{
+	/**
+	* @var \phpbb\mimetype\guesser
+	*/
+	protected $mimetype_guesser;
+
+	/**
+	* @var \phpbb\event\dispatcher_interface
+	*/
+	protected $dispatcher;
+
+	/**
+	* Construct a driver object
+	*
+	* @param \phpbb\config\config $config phpBB configuration
+	* @param string $phpbb_root_path Path to the phpBB root
+	* @param string $php_ext PHP file extension
+	* @param \phpbb_path_helper $path_helper phpBB path helper
+	* @param \phpbb\mimetype\guesser $mimetype_guesser Mimetype guesser
+	* @param \phpbb\event\dispatcher_interface $dispatcher phpBB Event dispatcher object
+	* @param \phpbb\cache\driver\driver_interface $cache Cache driver
+	*/
+	public function __construct(\phpbb\config\config $config, $phpbb_root_path, $php_ext, \phpbb\path_helper $path_helper, \phpbb\mimetype\guesser $mimetype_guesser, \phpbb\event\dispatcher_interface $dispatcher, \phpbb\cache\driver\driver_interface $cache = null)
+	{
+		$this->config = $config;
+		$this->phpbb_root_path = $phpbb_root_path;
+		$this->php_ext = $php_ext;
+		$this->path_helper = $path_helper;
+		$this->mimetype_guesser = $mimetype_guesser;
+		$this->dispatcher = $dispatcher;
+		$this->cache = $cache;
+	}
+
+	/**
+	* {@inheritdoc}
+	*/
+	public function get_data($row)
+	{
+		$root_path = (defined('PHPBB_USE_BOARD_URL_PATH') && PHPBB_USE_BOARD_URL_PATH) ? generate_board_url() . '/' : $this->path_helper->get_web_root_path();
+
+		return array(
+			'src' => $root_path . 'download/file.' . $this->php_ext . '?avatar=' . $row['avatar'],
+			'width' => $row['avatar_width'],
+			'height' => $row['avatar_height'],
+		);
+	}
+
+	/**
+	* {@inheritdoc}
+	*/
+	public function prepare_form($request, $template, $user, $row, &$error)
+	{
+		if (!$this->can_upload())
+		{
+			return false;
+		}
+
+		$template->assign_vars(array(
+			'S_UPLOAD_AVATAR_URL' => ($this->config['allow_avatar_remote_upload']) ? true : false,
+			'AVATAR_UPLOAD_SIZE' => $this->config['avatar_filesize'],
+		));
+
+		return true;
+	}
+
+	/**
+	* {@inheritdoc}
+	*/
+	public function process_form($request, $template, $user, $row, &$error)
+	{
+		if (!$this->can_upload())
+		{
+			return false;
+		}
+
+		if (!class_exists('fileupload'))
+		{
+			include($this->phpbb_root_path . 'includes/functions_upload.' . $this->php_ext);
+		}
+
+		$upload = new \fileupload('AVATAR_', $this->allowed_extensions, $this->config['avatar_filesize'], $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], (isset($this->config['mime_triggers']) ? explode('|', $this->config['mime_triggers']) : false));
+
+		$url = $request->variable('avatar_upload_url', '');
+		$upload_file = $request->file('avatar_upload_file');
+
+		if (!empty($upload_file['name']))
+		{
+			$file = $upload->form_upload('avatar_upload_file', $this->mimetype_guesser);
+		}
+		else if (!empty($this->config['allow_avatar_remote_upload']) && !empty($url))
+		{
+			if (!preg_match('#^(http|https|ftp)://#i', $url))
+			{
+				$url = 'http://' . $url;
+			}
+
+			if (!function_exists('validate_data'))
+			{
+				require($this->phpbb_root_path . 'includes/functions_user.' . $this->php_ext);
+			}
+
+			$validate_array = validate_data(
+				array(
+					'url' => $url,
+				),
+				array(
+					'url' => array('string', true, 5, 255),
+				)
+			);
+
+			$error = array_merge($error, $validate_array);
+
+			if (!empty($error))
+			{
+				return false;
+			}
+
+			// Do not allow specifying the port (see RFC 3986) or IP addresses
+			// remote_upload() will do its own check for allowed filetypes
+			if (preg_match('@^(http|https|ftp)://[^/:?#]+:[0-9]+[/:?#]@i', $url) ||
+				preg_match('#^(http|https|ftp)://(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])#i', $url) ||
+				preg_match('#^(http|https|ftp)://(?:(?:(?:[\dA-F]{1,4}:){6}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:::(?:[\dA-F]{1,4}:){0,5}(?:[\dA-F]{1,4}(?::[\dA-F]{1,4})?|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:):(?:[\dA-F]{1,4}:){4}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,2}:(?:[\dA-F]{1,4}:){3}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,3}:(?:[\dA-F]{1,4}:){2}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,4}:(?:[\dA-F]{1,4}:)(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,5}:(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,6}:[\dA-F]{1,4})|(?:(?:[\dA-F]{1,4}:){1,7}:)|(?:::))#i', $url))
+			{
+				$error[] = 'AVATAR_URL_INVALID';
+				return false;
+			}
+
+			$file = $upload->remote_upload($url, $this->mimetype_guesser);
+		}
+		else
+		{
+			return false;
+		}
+
+		$prefix = $this->config['avatar_salt'] . '_';
+		$file->clean_filename('avatar', $prefix, $row['id']);
+
+		// If there was an error during upload, then abort operation
+		if (sizeof($file->error))
+		{
+			$file->remove();
+			$error = $file->error;
+			return false;
+		}
+
+		// Calculate new destination
+		$destination = $this->config['avatar_path'];
+
+		// Adjust destination path (no trailing slash)
+		if (substr($destination, -1, 1) == '/' || substr($destination, -1, 1) == '\\')
+		{
+			$destination = substr($destination, 0, -1);
+		}
+
+		$destination = str_replace(array('../', '..\\', './', '.\\'), '', $destination);
+		if ($destination && ($destination[0] == '/' || $destination[0] == "\\"))
+		{
+			$destination = '';
+		}
+
+		$filedata = array(
+			'filename'			=> $file->get('filename'),
+			'filesize'			=> $file->get('filesize'),
+			'mimetype'			=> $file->get('mimetype'),
+			'extension'			=> $file->get('extension'),
+			'physical_filename'	=> $file->get('realname'),
+			'real_filename'		=> $file->get('uploadname'),
+		);
+
+		/**
+		* Before moving new file in place (and eventually overwriting the existing avatar with the newly uploaded avatar)
+		*
+		* @event core.avatar_driver_upload_move_file_before
+		* @var	array	filedata			Array containing uploaded file data
+		* @var	string	destination			Destination directory where the file is going to be moved
+		* @var	string	prefix				Prefix for the avatar filename
+		* @var	array	row					Array with avatar row data
+		* @var	array	error				Array of errors, if filled in by this event file will not be moved
+		* @since 3.1.6-RC1
+		* @changed 3.1.9-RC1 Added filedata
+		*/
+		$vars = array(
+			'filedata',
+			'destination',
+			'prefix',
+			'row',
+			'error',
+		);
+		extract($this->dispatcher->trigger_event('core.avatar_driver_upload_move_file_before', compact($vars)));
+
+		unset($filedata);
+
+		if (!sizeof($error))
+		{
+			// Move file and overwrite any existing image
+			$file->move_file($destination, true);
+		}
+
+		// If there was an error during move, then clean up leftovers
+		$error = array_merge($error, $file->error);
+		if (sizeof($error))
+		{
+			$file->remove();
+			return false;
+		}
+
+		// Delete current avatar if not overwritten
+		$ext = substr(strrchr($row['avatar'], '.'), 1);
+		if ($ext && $ext !== $file->get('extension'))
+		{
+			$this->delete($row);
+		}
+
+		return array(
+			'avatar' => $row['id'] . '_' . time() . '.' . $file->get('extension'),
+			'avatar_width' => $file->get('width'),
+			'avatar_height' => $file->get('height'),
+		);
+	}
+
+	/**
+	* {@inheritdoc}
+	*/
+	public function prepare_form_acp($user)
+	{
+		return array(
+			'allow_avatar_remote_upload'=> array('lang' => 'ALLOW_REMOTE_UPLOAD', 'validate' => 'bool',	'type' => 'radio:yes_no', 'explain' => true),
+			'avatar_filesize'		=> array('lang' => 'MAX_FILESIZE',			'validate' => 'int:0',	'type' => 'number:0', 'explain' => true, 'append' => ' ' . $user->lang['BYTES']),
+			'avatar_path'			=> array('lang' => 'AVATAR_STORAGE_PATH',	'validate' => 'rpath',	'type' => 'text:20:255', 'explain' => true),
+		);
+	}
+
+	/**
+	* {@inheritdoc}
+	*/
+	public function delete($row)
+	{
+
+		$error = array();
+		$destination = $this->config['avatar_path'];
+		$prefix = $this->config['avatar_salt'] . '_';
+		$ext = substr(strrchr($row['avatar'], '.'), 1);
+		$filename = $this->phpbb_root_path . $destination . '/' . $prefix . $row['id'] . '.' . $ext;
+
+		/**
+		* Before deleting an existing avatar
+		*
+		* @event core.avatar_driver_upload_delete_before
+		* @var	string	destination			Destination directory where the file is going to be deleted
+		* @var	string	prefix				Prefix for the avatar filename
+		* @var	array	row					Array with avatar row data
+		* @var	array	error				Array of errors, if filled in by this event file will not be deleted
+		* @since 3.1.6-RC1
+		*/
+		$vars = array(
+			'destination',
+			'prefix',
+			'row',
+			'error',
+		);
+		extract($this->dispatcher->trigger_event('core.avatar_driver_upload_delete_before', compact($vars)));
+
+		if (!sizeof($error) && file_exists($filename))
+		{
+			@unlink($filename);
+		}
+
+		return true;
+	}
+
+	/**
+	* {@inheritdoc}
+	*/
+	public function get_template_name()
+	{
+		return 'ucp_avatar_options_upload.html';
+	}
+
+	/**
+	* Check if user is able to upload an avatar
+	*
+	* @return bool True if user can upload, false if not
+	*/
+	protected function can_upload()
+	{
+		return (file_exists($this->phpbb_root_path . $this->config['avatar_path']) && phpbb_is_writable($this->phpbb_root_path . $this->config['avatar_path']) && (@ini_get('file_uploads') || strtolower(@ini_get('file_uploads')) == 'on'));
+	}
+}