/**
* Save an event to the database. If an id is given, the existing event is
* updated, if not a new one is created. The event will be stored in the
* events table and all properties given as arrays are stored in the
* accompanying junction table.
*
* @param $event - map of an event with the following keys
* - title => the title of the event
* - summary => the summary of the post mortem
* - starttime => start time as unix timestamp
* - endtime => end time as unix timestamp
* - statustime => status time as unix timestamp
* - detecttime => detect time as unix timestamp
* @param $conn - PDO connection object, will be newly instantiated when
* null (default: null)
*
* @returns the event map including an "id" field on success and a map of the
* form ( "id" => null, "error" => "an error message" ) on failure
*/
static function save_event($event, $conn = null)
{
$conn = $conn ?: Persistence::get_database_object();
if (is_null($conn)) {
return array("id" => null, "error" => "Couldn't get connection object.");
}
$action = isset($event["id"]) ? self::ACTION_EDIT : self::ACTION_ADD;
if ($action == self::ACTION_ADD) {
$now = new DateTime(null, new DateTimeZone('UTC'));
$event["created"] = $now->getTimestamp();
}
$event = Persistence::save_event($event, $conn);
if (is_null($event["id"])) {
return $event;
}
if ($action == self::ACTION_ADD) {
$app = \Slim\Slim::getInstance();
$env = $app->environment;
$admin = $env['admin']['username'];
$result = Postmortem::add_history($event["id"], $admin, $action);
}
// close connection and return
$conn = null;
return $event;
}
