/**
* Checks latest version data
*
* @return stdClass {version, date, }
*/
public static function check($force = false)
{
$upgrade = Wpjb_Project::getInstance()->conf("upgrade");
if (time() - $upgrade->lastcheck < self::CHECK && !$force) {
return $upgrade;
}
$id = Wpjb_Utility_Seal::id();
$ck = Wpjb_Utility_Seal::checksum();
$version = Wpjb_Project::getInstance()->conf("version");
$url = self::URL . "release/id/" . $id . "/checksum/" . $ck;
if (!function_exists("curl_init")) {
return new stdClass();
}
$json = json_decode(self::_download($url));
if (isset($json->error)) {
// fail silently
return new stdClass();
}
if (!is_array($json)) {
// fail silently
return new stdClass();
}
$available = array();
$key = null;
foreach ($json as $k => $ver) {
if (version_compare($ver->version, $version) == 1) {
$version = $ver->version;
$key = $k;
}
}
if ($key !== null) {
$available = $json[$key];
}
$upgrade = new stdClass();
$upgrade->lastcheck = time();
$upgrade->available = $available;
$instance = Wpjb_Project::getInstance();
$instance->setConfigParam("upgrade", $upgrade);
$instance->saveConfig();
return $upgrade;
}
