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<?php
/**
* Created on 12.6.2009
*
* @author: Gorazd Vesleič
*
* @desc: za uporabnikove nastavitve prikaza vmesnika,
* nastavlja globalne nastavitve za vse ankete.
* Uporablja tabelo: srv_user_setting
*
* -- usr_id # user ID
* # za izpis folderjev
* -- survey_list_order # vrstni red stolpcev v Direktoriju
* -- survey_list_order_by # sortiranje po stolpcu
* -- survey_list_rows_per_page # koliko zapisov na stran (25)
* -- survey_list_visible # kateri stolpci so vidni
* -- survey_list_widths # širine posameznih stolpcev
*
* # vizualizacija
* -- icons_always_on # ali so ikonice vedno vidne
* -- full_screen_edit # ali privzeto editira vprašanja v full screen načinu
*
*/
class UserSetting
{
static private $instance; # instanca razreda
static private $userId = null; # user ID
static private $inited = false; # ali je razred inizializiran
static private $user_setting = array(); # array z uporabniškimi nastavitvami;
static private $changed = array(); # katera polja so bila spremenjena, uporabimo pri vpisovanju v bazo
protected function __construct() {}
final private function __clone() {}
/** Poskrbimo za samo eno instanco razreda
*
*/
static function getInstance()
{
if(!self::$instance)
{
self::$instance = new UserSetting();
}
return self::$instance;
}
/** napolnimo podatke
*
*/
static function Init($_userId = null)
{
global $global_user_id;
if (self::$inited) {
return true;
} else {
if ($_userId == null) { // ce slucajno ni user_id-ja
$_userId = $global_user_id;
}
if ($_userId != null) {
self::$userId = $_userId;
$selectSql = "SELECT * FROM srv_user_setting WHERE usr_id = '".self::$userId."'";
$sqlUserSetting = sisplet_query($selectSql);
if ( mysqli_num_rows( $sqlUserSetting ) > 0 ) {
self::$user_setting = mysqli_fetch_assoc($sqlUserSetting);
self::$inited=true;
return true;
} else {
// uporabnik se nima svojih nastavitev. preberemo iz sistemskih
// TODO
//zaenkrat kar direkt nastavimo privzete nastavitve
self::$user_setting['icons_always_on'] = 0;
self::$user_setting['full_screen_edit'] = 0;
self::$user_setting['autoActiveSurvey'] = 0;
self::$user_setting['lockSurvey'] = 1;
self::$user_setting['activeComments'] = 0;
self::$user_setting['showIntro'] = 1;
self::$user_setting['showConcl'] = 1;
self::$user_setting['showSurveyTitle'] = 1;
self::$inited=true;
return true;
}
}
else {
return false;
}
}
}
static function getUserId() { return self::$userId; }
static function getUserSetting($what) {
return self::$user_setting[$what];
}
/** @desc ponastavi nastavitev in shrani v bazo
*
*/
static function setUserSetting($what, $value) {
if (isset($what) && isset($value)) {
self::$changed[$what] = $value;
self::$user_setting[$what] = $value;
}
else
return false;
}
/** @desc v bazi popravimo vse spremenjene zapise zapis
*
*/
static function saveUserSetting()
{
if (self::$inited && is_countable(self::$changed) && count(self::$changed) > 0 ) {
$str_insert_fields = 'usr_id';
$str_insert_values = "'".self::$userId."'";
$str_update_text = '';
$str_update_prefix = '';
foreach (self::$changed as $what => $value) {
if (isset(self::$user_setting[$what])) {
$str_insert_fields .= ', '.$what;
$str_insert_values .= ", '".self::$user_setting[$what]."'";
$str_update_text .= $str_update_prefix . $what."='".self::$user_setting[$what]."'";
$str_update_prefix = ', ';
}
unset(self::$changed[$what]);
}
// sestavimo mysql insert string
$insertString = 'INSERT INTO srv_user_setting ('.$str_insert_fields.') VALUES ('.$str_insert_values.') ON DUPLICATE KEY UPDATE '.$str_update_text;
self::$changed = array();
$insert = sisplet_query($insertString);
return mysqli_affected_rows($GLOBALS['connect_db']);
} else { // manjkajo podatki za vpis v bazo
return false;
}
}
}
?>
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