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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;
/**
* Base user class
*
* This is the overarching class which contains (through session extend)
* all methods utilised for user functionality during a session.
*/
class user extends \phpbb\session
{
/**
* @var \phpbb\language\language
*/
protected $language;
var $style = array();
var $date_format;
/**
* DateTimeZone object holding the timezone of the user
*/
public $timezone;
/**
* @var string Class name of datetime object
*/
protected $datetime;
var $lang_name = false;
var $lang_id = false;
var $lang_path;
var $img_lang;
var $img_array = array();
/** @var bool */
protected $is_setup_flag;
// Able to add new options (up to id 31)
var $keyoptions = array('viewimg' => 0, 'viewflash' => 1, 'viewsmilies' => 2, 'viewsigs' => 3, 'viewavatars' => 4, 'viewcensors' => 5, 'attachsig' => 6, 'bbcode' => 8, 'smilies' => 9, 'sig_bbcode' => 15, 'sig_smilies' => 16, 'sig_links' => 17);
/**
* Constructor to set the lang path
*
* @param \phpbb\language\language $lang phpBB's Language loader
* @param string $datetime_class Class name of datetime class
*/
function __construct(\phpbb\language\language $lang, $datetime_class)
{
global $phpbb_root_path;
$this->lang_path = $phpbb_root_path . 'language/';
$this->language = $lang;
$this->datetime = $datetime_class;
$this->is_setup_flag = false;
}
/**
* Returns whether user::setup was called
*
* @return bool
*/
public function is_setup()
{
return $this->is_setup_flag;
}
/**
* Magic getter for BC compatibility
*
* Implement array access for user::lang.
*
* @param string $param_name Name of the BC component the user want to access
*
* @return array The appropriate array
*
* @deprecated 3.2.0-dev (To be removed: 4.0.0)
*/
public function __get($param_name)
{
if ($param_name === 'lang')
{
return $this->language->get_lang_array();
}
else if ($param_name === 'help')
{
$help_array = $this->language->get_lang_array();
return $help_array['__help'];
}
return array();
}
/**
* Setup basic user-specific items (style, language, ...)
*/
function setup($lang_set = false, $style_id = false)
{
global $db, $request, $template, $config, $auth, $phpEx, $phpbb_root_path, $cache;
global $phpbb_dispatcher, $phpbb_container;
$this->language->set_default_language($config['default_lang']);
if ($this->data['user_id'] != ANONYMOUS)
{
$user_lang_name = (file_exists($this->lang_path . $this->data['user_lang'] . "/common.$phpEx")) ? $this->data['user_lang'] : basename($config['default_lang']);
$user_date_format = $this->data['user_dateformat'];
$user_timezone = $this->data['user_timezone'];
}
else
{
$lang_override = $request->variable('language', '');
if ($lang_override)
{
$this->set_cookie('lang', $lang_override, 0, false);
}
else
{
$lang_override = $request->variable($config['cookie_name'] . '_lang', '', true, \phpbb\request\request_interface::COOKIE);
}
if ($lang_override)
{
$use_lang = basename($lang_override);
$user_lang_name = (file_exists($this->lang_path . $use_lang . "/common.$phpEx")) ? $use_lang : basename($config['default_lang']);
$this->data['user_lang'] = $user_lang_name;
}
else
{
$user_lang_name = basename($config['default_lang']);
}
$user_date_format = $config['default_dateformat'];
$user_timezone = $config['board_timezone'];
/**
* If a guest user is surfing, we try to guess his/her language first by obtaining the browser language
* If re-enabled we need to make sure only those languages installed are checked
* Commented out so we do not loose the code.
if ($request->header('Accept-Language'))
{
$accept_lang_ary = explode(',', $request->header('Accept-Language'));
foreach ($accept_lang_ary as $accept_lang)
{
// Set correct format ... guess full xx_YY form
$accept_lang = substr($accept_lang, 0, 2) . '_' . strtoupper(substr($accept_lang, 3, 2));
$accept_lang = basename($accept_lang);
if (file_exists($this->lang_path . $accept_lang . "/common.$phpEx"))
{
$user_lang_name = $config['default_lang'] = $accept_lang;
break;
}
else
{
// No match on xx_YY so try xx
$accept_lang = substr($accept_lang, 0, 2);
$accept_lang = basename($accept_lang);
if (file_exists($this->lang_path . $accept_lang . "/common.$phpEx"))
{
$user_lang_name = $config['default_lang'] = $accept_lang;
break;
}
}
}
}
*/
}
$user_data = $this->data;
$lang_set_ext = array();
/**
* Event to load language files and modify user data on every page
*
* Note: To load language file with this event, see description
* of lang_set_ext variable.
*
* @event core.user_setup
* @var array user_data Array with user's data row
* @var string user_lang_name Basename of the user's langauge
* @var string user_date_format User's date/time format
* @var string user_timezone User's timezone, should be one of
* http://www.php.net/manual/en/timezones.php
* @var mixed lang_set String or array of language files
* @var array lang_set_ext Array containing entries of format
* array(
* 'ext_name' => (string) [extension name],
* 'lang_set' => (string|array) [language files],
* )
* For performance reasons, only load translations
* that are absolutely needed globally using this
* event. Use local events otherwise.
* @var mixed style_id Style we are going to display
* @since 3.1.0-a1
*/
$vars = array(
'user_data',
'user_lang_name',
'user_date_format',
'user_timezone',
'lang_set',
'lang_set_ext',
'style_id',
);
extract($phpbb_dispatcher->trigger_event('core.user_setup', compact($vars)));
$this->data = $user_data;
$this->lang_name = $user_lang_name;
$this->date_format = $user_date_format;
$this->language->set_user_language($user_lang_name);
try
{
$this->timezone = new \DateTimeZone($user_timezone);
}
catch (\Exception $e)
{
// If the timezone the user has selected is invalid, we fall back to UTC.
$this->timezone = new \DateTimeZone('UTC');
}
$this->add_lang($lang_set);
unset($lang_set);
foreach ($lang_set_ext as $ext_lang_pair)
{
$this->add_lang_ext($ext_lang_pair['ext_name'], $ext_lang_pair['lang_set']);
}
unset($lang_set_ext);
$style_request = $request->variable('style', 0);
if ($style_request && (!$config['override_user_style'] || $auth->acl_get('a_styles')) && !defined('ADMIN_START'))
{
global $SID, $_EXTRA_URL;
$style_id = $style_request;
$SID .= '&style=' . $style_id;
$_EXTRA_URL = array('style=' . $style_id);
}
else
{
// Set up style
$style_id = ($style_id) ? $style_id : ((!$config['override_user_style']) ? $this->data['user_style'] : $config['default_style']);
}
$sql = 'SELECT *
FROM ' . STYLES_TABLE . " s
WHERE s.style_id = $style_id";
$result = $db->sql_query($sql, 3600);
$this->style = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
// Fallback to user's standard style
if (!$this->style && $style_id != $this->data['user_style'])
{
$style_id = $this->data['user_style'];
$sql = 'SELECT *
FROM ' . STYLES_TABLE . " s
WHERE s.style_id = $style_id";
$result = $db->sql_query($sql, 3600);
$this->style = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
}
// Fallback to board's default style
if (!$this->style)
{
// Verify default style exists in the database
$sql = 'SELECT style_id
FROM ' . STYLES_TABLE . '
WHERE style_id = ' . (int) $config['default_style'];
$result = $db->sql_query($sql);
$style_id = (int) $db->sql_fetchfield('style_id');
$db->sql_freeresult($result);
if ($style_id > 0)
{
$db->sql_transaction('begin');
// Update $user row
$sql = 'SELECT *
FROM ' . STYLES_TABLE . '
WHERE style_id = ' . (int) $config['default_style'];
$result = $db->sql_query($sql);
$this->style = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
// Update user style preference
$sql = 'UPDATE ' . USERS_TABLE . '
SET user_style = ' . (int) $style_id . '
WHERE user_id = ' . (int) $this->data['user_id'];
$db->sql_query($sql);
$db->sql_transaction('commit');
}
}
// This should never happen
if (!$this->style)
{
trigger_error($this->language->lang('NO_STYLE_DATA', $this->data['user_style'], $this->data['user_id']), E_USER_ERROR);
}
// Now parse the cfg file and cache it
$parsed_items = $cache->obtain_cfg_items($this->style);
$check_for = array(
'pagination_sep' => (string) ', '
);
foreach ($check_for as $key => $default_value)
{
$this->style[$key] = (isset($parsed_items[$key])) ? $parsed_items[$key] : $default_value;
settype($this->style[$key], gettype($default_value));
if (is_string($default_value))
{
$this->style[$key] = htmlspecialchars($this->style[$key]);
}
}
$template->set_style();
$this->img_lang = $this->lang_name;
// Call phpbb_user_session_handler() in case external application want to "bend" some variables or replace classes...
// After calling it we continue script execution...
phpbb_user_session_handler();
/**
* Execute code at the end of user setup
*
* @event core.user_setup_after
* @since 3.1.6-RC1
*/
$phpbb_dispatcher->dispatch('core.user_setup_after');
// If this function got called from the error handler we are finished here.
if (defined('IN_ERROR_HANDLER'))
{
return;
}
// Disable board if the install/ directory is still present
// For the brave development army we do not care about this, else we need to comment out this every time we develop locally
if (!$phpbb_container->getParameter('allow_install_dir') && !defined('ADMIN_START') && !defined('IN_INSTALL') && !defined('IN_LOGIN') && file_exists($phpbb_root_path . 'install') && !is_file($phpbb_root_path . 'install'))
{
// Adjust the message slightly according to the permissions
if ($auth->acl_gets('a_', 'm_') || $auth->acl_getf_global('m_'))
{
$message = 'REMOVE_INSTALL';
}
else
{
$message = (!empty($config['board_disable_msg'])) ? $config['board_disable_msg'] : 'BOARD_DISABLE';
}
trigger_error($message);
}
// Is board disabled and user not an admin or moderator?
if ($config['board_disable'] && !defined('IN_INSTALL') && !defined('IN_LOGIN') && !defined('SKIP_CHECK_DISABLED') && !$auth->acl_gets('a_', 'm_') && !$auth->acl_getf_global('m_'))
{
if ($this->data['is_bot'])
{
send_status_line(503, 'Service Unavailable');
}
$message = (!empty($config['board_disable_msg'])) ? $config['board_disable_msg'] : 'BOARD_DISABLE';
trigger_error($message);
}
// Is load exceeded?
if ($config['limit_load'] && $this->load !== false)
{
if ($this->load > floatval($config['limit_load']) && !defined('IN_LOGIN') && !defined('IN_ADMIN'))
{
// Set board disabled to true to let the admins/mods get the proper notification
$config['board_disable'] = '1';
if (!$auth->acl_gets('a_', 'm_') && !$auth->acl_getf_global('m_'))
{
if ($this->data['is_bot'])
{
send_status_line(503, 'Service Unavailable');
}
trigger_error('BOARD_UNAVAILABLE');
}
}
}
if (isset($this->data['session_viewonline']))
{
// Make sure the user is able to hide his session
if (!$this->data['session_viewonline'])
{
// Reset online status if not allowed to hide the session...
if (!$auth->acl_get('u_hideonline'))
{
$sql = 'UPDATE ' . SESSIONS_TABLE . '
SET session_viewonline = 1
WHERE session_user_id = ' . $this->data['user_id'];
$db->sql_query($sql);
$this->data['session_viewonline'] = 1;
}
}
else if (!$this->data['user_allow_viewonline'])
{
// the user wants to hide and is allowed to -> cloaking device on.
if ($auth->acl_get('u_hideonline'))
{
$sql = 'UPDATE ' . SESSIONS_TABLE . '
SET session_viewonline = 0
WHERE session_user_id = ' . $this->data['user_id'];
$db->sql_query($sql);
$this->data['session_viewonline'] = 0;
}
}
}
// Does the user need to change their password? If so, redirect to the
// ucp profile reg_details page ... of course do not redirect if we're already in the ucp
if (!defined('IN_ADMIN') && !defined('ADMIN_START') && $config['chg_passforce'] && !empty($this->data['is_registered']) && $auth->acl_get('u_chgpasswd') && $this->data['user_passchg'] < time() - ($config['chg_passforce'] * 86400))
{
if (strpos($this->page['query_string'], 'mode=reg_details') === false && $this->page['page_name'] != "ucp.$phpEx")
{
redirect(append_sid("{$phpbb_root_path}ucp.$phpEx", 'i=profile&mode=reg_details'));
}
}
$this->is_setup_flag = true;
return;
}
/**
* More advanced language substitution
* Function to mimic sprintf() with the possibility of using phpBB's language system to substitute nullar/singular/plural forms.
* Params are the language key and the parameters to be substituted.
* This function/functionality is inspired by SHS` and Ashe.
*
* Example call: <samp>$user->lang('NUM_POSTS_IN_QUEUE', 1);</samp>
*
* If the first parameter is an array, the elements are used as keys and subkeys to get the language entry:
* Example: <samp>$user->lang(array('datetime', 'AGO'), 1)</samp> uses $user->lang['datetime']['AGO'] as language entry.
*
* @deprecated 3.2.0-dev (To be removed 4.0.0)
*/
function lang()
{
$args = func_get_args();
return call_user_func_array(array($this->language, 'lang'), $args);
}
/**
* Determine which plural form we should use.
* For some languages this is not as simple as for English.
*
* @param $number int|float The number we want to get the plural case for. Float numbers are floored.
* @param $force_rule mixed False to use the plural rule of the language package
* or an integer to force a certain plural rule
* @return int|bool The plural-case we need to use for the number plural-rule combination, false if $force_rule
* was invalid.
*
* @deprecated: 3.2.0-dev (To be removed: 4.0.0)
*/
function get_plural_form($number, $force_rule = false)
{
return $this->language->get_plural_form($number, $force_rule);
}
/**
* Add Language Items - use_db and use_help are assigned where needed (only use them to force inclusion)
*
* @param mixed $lang_set specifies the language entries to include
* @param bool $use_db internal variable for recursion, do not use @deprecated 3.2.0-dev (To be removed: 4.0.0)
* @param bool $use_help internal variable for recursion, do not use @deprecated 3.2.0-dev (To be removed: 4.0.0)
* @param string $ext_name The extension to load language from, or empty for core files
*
* Examples:
* <code>
* $lang_set = array('posting', 'help' => 'faq');
* $lang_set = array('posting', 'viewtopic', 'help' => array('bbcode', 'faq'))
* $lang_set = array(array('posting', 'viewtopic'), 'help' => array('bbcode', 'faq'))
* $lang_set = 'posting'
* $lang_set = array('help' => 'faq', 'db' => array('help:faq', 'posting'))
* </code>
*
* Note: $use_db and $use_help should be removed. The old function was kept for BC purposes,
* so the BC logic is handled here.
*
* @deprecated: 3.2.0-dev (To be removed: 4.0.0)
*/
function add_lang($lang_set, $use_db = false, $use_help = false, $ext_name = '')
{
if (is_array($lang_set))
{
foreach ($lang_set as $key => $lang_file)
{
// Please do not delete this line.
// We have to force the type here, else [array] language inclusion will not work
$key = (string) $key;
if ($key == 'db')
{
// This is never used
$this->add_lang($lang_file, true, $use_help, $ext_name);
}
else if ($key == 'help')
{
$this->add_lang($lang_file, $use_db, true, $ext_name);
}
else if (!is_array($lang_file))
{
$this->set_lang($lang_file, $use_help, $ext_name);
}
else
{
$this->add_lang($lang_file, $use_db, $use_help, $ext_name);
}
}
unset($lang_set);
}
else if ($lang_set)
{
$this->set_lang($lang_set, $use_help, $ext_name);
}
}
/**
* BC function for loading language files
*
* @deprecated 3.2.0-dev (To be removed: 4.0.0)
*/
private function set_lang($lang_set, $use_help, $ext_name)
{
if (empty($ext_name))
{
$ext_name = null;
}
if ($use_help && strpos($lang_set, '/') !== false)
{
$component = dirname($lang_set) . '/help_' . basename($lang_set);
if ($component[0] === '/')
{
$component = substr($component, 1);
}
}
else
{
$component = (($use_help) ? 'help_' : '') . $lang_set;
}
$this->language->add_lang($component, $ext_name);
}
/**
* Add Language Items from an extension - use_db and use_help are assigned where needed (only use them to force inclusion)
*
* @param string $ext_name The extension to load language from, or empty for core files
* @param mixed $lang_set specifies the language entries to include
* @param bool $use_db internal variable for recursion, do not use
* @param bool $use_help internal variable for recursion, do not use
*
* Note: $use_db and $use_help should be removed. Kept for BC purposes.
*
* @deprecated: 3.2.0-dev (To be removed: 4.0.0)
*/
function add_lang_ext($ext_name, $lang_set, $use_db = false, $use_help = false)
{
if ($ext_name === '/')
{
$ext_name = '';
}
$this->add_lang($lang_set, $use_db, $use_help, $ext_name);
}
/**
* Format user date
*
* @param int $gmepoch unix timestamp
* @param string $format date format in date() notation. | used to indicate relative dates, for example |d m Y|, h:i is translated to Today, h:i.
* @param bool $forcedate force non-relative date format.
*
* @return mixed translated date
*/
function format_date($gmepoch, $format = false, $forcedate = false)
{
global $phpbb_dispatcher;
static $utc;
if (!isset($utc))
{
$utc = new \DateTimeZone('UTC');
}
$format_date_override = false;
$function_arguments = func_get_args();
/**
* Execute code and/or override format_date()
*
* To override the format_date() function generated value
* set $format_date_override to new return value
*
* @event core.user_format_date_override
* @var DateTimeZone utc Is DateTimeZone in UTC
* @var array function_arguments is array comprising a function's argument list
* @var string format_date_override Shall we return custom format (string) or not (false)
* @since 3.2.1-RC1
*/
$vars = array('utc', 'function_arguments', 'format_date_override');
extract($phpbb_dispatcher->trigger_event('core.user_format_date_override', compact($vars)));
if (!$format_date_override)
{
$time = new $this->datetime($this, '@' . (int) $gmepoch, $utc);
$time->setTimezone($this->timezone);
return $time->format($format, $forcedate);
}
else
{
return $format_date_override;
}
}
/**
* Create a \phpbb\datetime object in the context of the current user
*
* @since 3.1
* @param string $time String in a format accepted by strtotime().
* @param DateTimeZone $timezone Time zone of the time.
* @return \phpbb\datetime Date time object linked to the current users locale
*/
public function create_datetime($time = 'now', \DateTimeZone $timezone = null)
{
$timezone = $timezone ?: $this->timezone;
return new $this->datetime($this, $time, $timezone);
}
/**
* Get the UNIX timestamp for a datetime in the users timezone, so we can store it in the database.
*
* @param string $format Format of the entered date/time
* @param string $time Date/time with the timezone applied
* @param DateTimeZone $timezone Timezone of the date/time, falls back to timezone of current user
* @return int Returns the unix timestamp
*/
public function get_timestamp_from_format($format, $time, \DateTimeZone $timezone = null)
{
$timezone = $timezone ?: $this->timezone;
$date = \DateTime::createFromFormat($format, $time, $timezone);
return ($date !== false) ? $date->format('U') : false;
}
/**
* Get language id currently used by the user
*/
function get_iso_lang_id()
{
global $config, $db;
if (!empty($this->lang_id))
{
return $this->lang_id;
}
if (!$this->lang_name)
{
$this->lang_name = $config['default_lang'];
}
$sql = 'SELECT lang_id
FROM ' . LANG_TABLE . "
WHERE lang_iso = '" . $db->sql_escape($this->lang_name) . "'";
$result = $db->sql_query($sql);
$this->lang_id = (int) $db->sql_fetchfield('lang_id');
$db->sql_freeresult($result);
return $this->lang_id;
}
/**
* Get users profile fields
*/
function get_profile_fields($user_id)
{
global $db;
if (isset($this->profile_fields))
{
return;
}
$sql = 'SELECT *
FROM ' . PROFILE_FIELDS_DATA_TABLE . "
WHERE user_id = $user_id";
$result = $db->sql_query_limit($sql, 1);
$this->profile_fields = (!($row = $db->sql_fetchrow($result))) ? array() : $row;
$db->sql_freeresult($result);
}
/**
* Specify/Get image
*/
function img($img, $alt = '')
{
$title = '';
if ($alt)
{
$alt = $this->language->lang($alt);
$title = ' title="' . $alt . '"';
}
return '<span class="imageset ' . $img . '"' . $title . '>' . $alt . '</span>';
}
/**
* Get option bit field from user options.
*
* @param int $key option key, as defined in $keyoptions property.
* @param int $data bit field value to use, or false to use $this->data['user_options']
* @return bool true if the option is set in the bit field, false otherwise
*/
function optionget($key, $data = false)
{
$var = ($data !== false) ? $data : $this->data['user_options'];
return phpbb_optionget($this->keyoptions[$key], $var);
}
/**
* Set option bit field for user options.
*
* @param int $key Option key, as defined in $keyoptions property.
* @param bool $value True to set the option, false to clear the option.
* @param int $data Current bit field value, or false to use $this->data['user_options']
* @return int|bool If $data is false, the bit field is modified and
* written back to $this->data['user_options'], and
* return value is true if the bit field changed and
* false otherwise. If $data is not false, the new
* bitfield value is returned.
*/
function optionset($key, $value, $data = false)
{
$var = ($data !== false) ? $data : $this->data['user_options'];
$new_var = phpbb_optionset($this->keyoptions[$key], $value, $var);
if ($data === false)
{
if ($new_var != $var)
{
$this->data['user_options'] = $new_var;
return true;
}
else
{
return false;
}
}
else
{
return $new_var;
}
}
/**
* Function to make the user leave the NEWLY_REGISTERED system group.
* @access public
*/
function leave_newly_registered()
{
if (empty($this->data['user_new']))
{
return false;
}
if (!function_exists('remove_newly_registered'))
{
global $phpbb_root_path, $phpEx;
include($phpbb_root_path . 'includes/functions_user.' . $phpEx);
}
if ($group = remove_newly_registered($this->data['user_id'], $this->data))
{
$this->data['group_id'] = $group;
}
$this->data['user_permissions'] = '';
$this->data['user_new'] = 0;
return true;
}
/**
* Returns all password protected forum ids the user is currently NOT authenticated for.
*
* @return array Array of forum ids
* @access public
*/
function get_passworded_forums()
{
global $db;
$sql = 'SELECT f.forum_id, fa.user_id
FROM ' . FORUMS_TABLE . ' f
LEFT JOIN ' . FORUMS_ACCESS_TABLE . " fa
ON (fa.forum_id = f.forum_id
AND fa.session_id = '" . $db->sql_escape($this->session_id) . "')
WHERE f.forum_password <> ''";
$result = $db->sql_query($sql);
$forum_ids = array();
while ($row = $db->sql_fetchrow($result))
{
$forum_id = (int) $row['forum_id'];
if ($row['user_id'] != $this->data['user_id'])
{
$forum_ids[$forum_id] = $forum_id;
}
}
$db->sql_freeresult($result);
return $forum_ids;
}
}
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