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<?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\install\helper\iohandler;
/**
* Input-Output handler interface for the installer
*/
interface iohandler_interface
{
/**
* Renders or returns response message
*/
public function send_response();
/**
* Returns input variable
*
* @param string $name Name of the input variable to obtain
* @param mixed $default A default value that is returned if the variable was not set.
* This function will always return a value of the same type as the default.
* @param bool $multibyte If $default is a string this paramater has to be true if the variable may contain any UTF-8 characters
* Default is false, causing all bytes outside the ASCII range (0-127) to be replaced with question marks
*
* @return mixed Value of the input variable
*/
public function get_input($name, $default, $multibyte = false);
/**
* Returns server variable
*
* This function should work the same as request_interterface::server().
*
* @param string $name Name of the server variable
* @param mixed $default Default value to return when the requested variable does not exist
*
* @return mixed Value of the server variable
*/
public function get_server_variable($name, $default = '');
/**
* Wrapper function for request_interterface::header()
*
* @param string $name Name of the request header variable
* @param mixed $default Default value to return when the requested variable does not exist
*
* @return mixed
*/
public function get_header_variable($name, $default = '');
/**
* Returns true if the connection is encrypted
*
* @return bool
*/
public function is_secure();
/**
* Adds an error message to the rendering queue
*
* Note: When an array is passed into the parameters below, it will be
* resolved as printf($param[0], $param[1], ...).
*
* @param string|array $error_title Title of the error message.
* @param string|bool|array $error_description Description of the error (and possibly guidelines to resolve it),
* or false if the error description is not available.
*/
public function add_error_message($error_title, $error_description = false);
/**
* Adds a warning message to the rendering queue
*
* Note: When an array is passed into the parameters below, it will be
* resolved as printf($param[0], $param[1], ...).
*
* @param string|array $warning_title Title of the warning message
* @param string|bool|array $warning_description Description of the warning (and possibly guidelines to resolve it),
* or false if the error description is not available
*/
public function add_warning_message($warning_title, $warning_description = false);
/**
* Adds a log message to the rendering queue
*
* Note: When an array is passed into the parameters below, it will be
* resolved as printf($param[0], $param[1], ...).
*
* @param string|array $log_title Title of the log message
* @param string|bool|array $log_description Description of the log (and possibly guidelines to resolve it),
* or false if the error description is not available
*/
public function add_log_message($log_title, $log_description = false);
/**
* Adds a requested data group to the rendering queue
*
* @param string $title Language variable with the title of the form
* @param array $form An array describing the required data (options etc)
*/
public function add_user_form_group($title, $form);
/**
* Sets the number of tasks belonging to the installer in the current mode.
*
* @param int $task_count Number of tasks
*/
public function set_task_count($task_count);
/**
* Sets the progress information
*
* @param string $task_lang_key Language key for the name of the task
* @param int $task_number Position of the current task in the task queue
*/
public function set_progress($task_lang_key, $task_number);
}
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