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Current File : /var/www/phpwinfx/libraries/classes/UserPreferences.php
<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Holds the PhpMyAdmin\UserPreferences class
*
* @package PhpMyAdmin
*/
namespace PhpMyAdmin;
use PhpMyAdmin\Config\ConfigFile;
use PhpMyAdmin\Config\Forms\User\UserFormList;
use PhpMyAdmin\Core;
use PhpMyAdmin\Message;
use PhpMyAdmin\Relation;
use PhpMyAdmin\Template;
use PhpMyAdmin\Url;
use PhpMyAdmin\Util;
/**
* Functions for displaying user preferences pages
*
* @package PhpMyAdmin
*/
class UserPreferences
{
/**
* @var Relation $relation
*/
private $relation;
/**
* Constructor
*/
public function __construct()
{
$this->relation = new Relation();
}
/**
* Common initialization for user preferences modification pages
*
* @param ConfigFile $cf Config file instance
*
* @return void
*/
public function pageInit(ConfigFile $cf)
{
$forms_all_keys = UserFormList::getFields();
$cf->resetConfigData(); // start with a clean instance
$cf->setAllowedKeys($forms_all_keys);
$cf->setCfgUpdateReadMapping(
array(
'Server/hide_db' => 'Servers/1/hide_db',
'Server/only_db' => 'Servers/1/only_db'
)
);
$cf->updateWithGlobalConfig($GLOBALS['cfg']);
}
/**
* Loads user preferences
*
* Returns an array:
* * config_data - path => value pairs
* * mtime - last modification time
* * type - 'db' (config read from pmadb) or 'session' (read from user session)
*
* @return array
*/
public function load()
{
$cfgRelation = $this->relation->getRelationsParam();
if (! $cfgRelation['userconfigwork']) {
// no pmadb table, use session storage
if (! isset($_SESSION['userconfig'])) {
$_SESSION['userconfig'] = array(
'db' => array(),
'ts' => time());
}
return array(
'config_data' => $_SESSION['userconfig']['db'],
'mtime' => $_SESSION['userconfig']['ts'],
'type' => 'session');
}
// load configuration from pmadb
$query_table = Util::backquote($cfgRelation['db']) . '.'
. Util::backquote($cfgRelation['userconfig']);
$query = 'SELECT `config_data`, UNIX_TIMESTAMP(`timevalue`) ts'
. ' FROM ' . $query_table
. ' WHERE `username` = \''
. $GLOBALS['dbi']->escapeString($cfgRelation['user'])
. '\'';
$row = $GLOBALS['dbi']->fetchSingleRow($query, 'ASSOC', DatabaseInterface::CONNECT_CONTROL);
return array(
'config_data' => $row ? json_decode($row['config_data'], true) : array(),
'mtime' => $row ? $row['ts'] : time(),
'type' => 'db');
}
/**
* Saves user preferences
*
* @param array $config_array configuration array
*
* @return true|PhpMyAdmin\Message
*/
public function save(array $config_array)
{
$cfgRelation = $this->relation->getRelationsParam();
$server = isset($GLOBALS['server'])
? $GLOBALS['server']
: $GLOBALS['cfg']['ServerDefault'];
$cache_key = 'server_' . $server;
if (! $cfgRelation['userconfigwork']) {
// no pmadb table, use session storage
$_SESSION['userconfig'] = array(
'db' => $config_array,
'ts' => time());
if (isset($_SESSION['cache'][$cache_key]['userprefs'])) {
unset($_SESSION['cache'][$cache_key]['userprefs']);
}
return true;
}
// save configuration to pmadb
$query_table = Util::backquote($cfgRelation['db']) . '.'
. Util::backquote($cfgRelation['userconfig']);
$query = 'SELECT `username` FROM ' . $query_table
. ' WHERE `username` = \''
. $GLOBALS['dbi']->escapeString($cfgRelation['user'])
. '\'';
$has_config = $GLOBALS['dbi']->fetchValue(
$query, 0, 0, DatabaseInterface::CONNECT_CONTROL
);
$config_data = json_encode($config_array);
if ($has_config) {
$query = 'UPDATE ' . $query_table
. ' SET `timevalue` = NOW(), `config_data` = \''
. $GLOBALS['dbi']->escapeString($config_data)
. '\''
. ' WHERE `username` = \''
. $GLOBALS['dbi']->escapeString($cfgRelation['user'])
. '\'';
} else {
$query = 'INSERT INTO ' . $query_table
. ' (`username`, `timevalue`,`config_data`) '
. 'VALUES (\''
. $GLOBALS['dbi']->escapeString($cfgRelation['user']) . '\', NOW(), '
. '\'' . $GLOBALS['dbi']->escapeString($config_data) . '\')';
}
if (isset($_SESSION['cache'][$cache_key]['userprefs'])) {
unset($_SESSION['cache'][$cache_key]['userprefs']);
}
if (!$GLOBALS['dbi']->tryQuery($query, DatabaseInterface::CONNECT_CONTROL)) {
$message = Message::error(__('Could not save configuration'));
$message->addMessage(
Message::rawError(
$GLOBALS['dbi']->getError(DatabaseInterface::CONNECT_CONTROL)
),
'<br /><br />'
);
return $message;
}
return true;
}
/**
* Returns a user preferences array filtered by $cfg['UserprefsDisallow']
* (blacklist) and keys from user preferences form (whitelist)
*
* @param array $config_data path => value pairs
*
* @return array
*/
public function apply(array $config_data)
{
$cfg = array();
$blacklist = array_flip($GLOBALS['cfg']['UserprefsDisallow']);
$whitelist = array_flip(UserFormList::getFields());
// whitelist some additional fields which are custom handled
$whitelist['ThemeDefault'] = true;
$whitelist['lang'] = true;
$whitelist['Server/hide_db'] = true;
$whitelist['Server/only_db'] = true;
$whitelist['2fa'] = true;
foreach ($config_data as $path => $value) {
if (! isset($whitelist[$path]) || isset($blacklist[$path])) {
continue;
}
Core::arrayWrite($path, $cfg, $value);
}
return $cfg;
}
/**
* Updates one user preferences option (loads and saves to database).
*
* No validation is done!
*
* @param string $path configuration
* @param mixed $value value
* @param mixed $default_value default value
*
* @return true|PhpMyAdmin\Message
*/
public function persistOption($path, $value, $default_value)
{
$prefs = $this->load();
if ($value === $default_value) {
if (isset($prefs['config_data'][$path])) {
unset($prefs['config_data'][$path]);
} else {
return true;
}
} else {
$prefs['config_data'][$path] = $value;
}
return $this->save($prefs['config_data']);
}
/**
* Redirects after saving new user preferences
*
* @param string $file_name Filename
* @param array|null $params URL parameters
* @param string $hash Hash value
*
* @return void
*/
public function redirect($file_name,
$params = null, $hash = null
) {
// redirect
$url_params = array('saved' => 1);
if (is_array($params)) {
$url_params = array_merge($params, $url_params);
}
if ($hash) {
$hash = '#' . urlencode($hash);
}
Core::sendHeaderLocation('./' . $file_name
. Url::getCommonRaw($url_params) . $hash
);
}
/**
* Shows form which allows to quickly load
* settings stored in browser's local storage
*
* @return string
*/
public function autoloadGetHeader()
{
if (isset($_REQUEST['prefs_autoload'])
&& $_REQUEST['prefs_autoload'] == 'hide'
) {
$_SESSION['userprefs_autoload'] = true;
return '';
}
$script_name = basename(basename($GLOBALS['PMA_PHP_SELF']));
$return_url = $script_name . '?' . http_build_query($_GET, '', '&');
return Template::get('prefs_autoload')
->render(
array(
'hidden_inputs' => Url::getHiddenInputs(),
'return_url' => $return_url,
)
);
}
}
