function initializeCookieVariable($variable_name = "") {
if ($variable_name == "") {
$variable_name = "ui_" . str_replace(".php", "", basename($_SERVER["PHP_SELF"]));
}
$value = read_user_config_option($variable_name);
if ($value != '') {
$_SESSION["sess_cacti_ui_" . $variable_name] = $value;
?>
<script type="text/javascript">
<!--
alert(<?php print $variable_name;?>);
var sess_cacti_ui_<?php print $variable_name . "=\"" . $value . "\"";?>;
-->
</script>
<?php
}
}
/* user requests another language */
if (isset($_GET['language']) && isset($lang2locale[$_GET['language']])) {
$cacti_locale = $_GET['language'];
$cacti_country = $lang2locale[$_GET['language']]['country'];
$_SESSION['language'] = $cacti_locale;
/* save customized language setting (authenticated users only) */
set_user_config_option('language', $cacti_locale);
/* language definition stored in the SESSION */
}elseif (isset($_SESSION['language']) && isset($lang2locale[$_SESSION['language']])){
$cacti_locale = $_SESSION['language'];
$cacti_country = $lang2locale[$_SESSION['language']]['country'];
/* look up for user customized language setting stored in Cacti DB */
}elseif ($user_locale = read_user_config_option('language')) {
if(isset($lang2locale[$user_locale])) {
$cacti_locale = $user_locale;
$cacti_country = $lang2locale[$cacti_locale]['country'];
$_SESSION['language'] = $cacti_locale;
}
/* detect browser settings if auto detection is enabled */
}elseif (read_config_option('i18n_auto_detection') && isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
$accepted = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
$accepted = strtolower(str_replace(strstr($accepted, ','), '', $accepted));
$accepted = (isset($lang2locale[$accepted])) ? $accepted
: str_replace(strstr($accepted, '-'), '', $accepted);
if (isset($lang2locale[$accepted])) {
}
/* determine whether or not we can support a different time zone */
/* user requests another timezone (Validation is not required!)*/
if (isset($_GET['time_zone'])) {
if(init_time_zone($_GET['time_zone'])) {
set_user_config_option('time_zone', $_GET['time_zone']);
$_SESSION['time_zone'] = $_GET['time_zone'];
}
/* time zone definition is stored in the SESSION */
}elseif (isset($_SESSION['time_zone'])) {
init_time_zone($_SESSION['time_zone']);
/* look up for user customized time zone stored in Cacti DB */
}elseif ($time_zone = read_user_config_option('time_zone')) {
if(init_time_zone($time_zone)) {
$_SESSION['time_zone'] = $time_zone;
};
/* use the default time zone defined under "general" or fall back to sytsem time zone*/
}else {
init_time_zone(read_config_option("i18n_default_timezone"));
}
/**
* init_time_zone() - initialize the custom time zone
*
* @time_zone - custom time zone that has to be used
* @return - returns true (successful) or false (failed)
