private function _postPostAction($stack, Model_Monitor $monitor)
{
$xmlstr = $this->getPayload();
$xml_in = simplexml_load_string($xmlstr);
$devices = array();
// Monitor
if (empty($monitor)) {
// Unknown monitor
$this->_error(sprintf("Access denied! (Unknown monitor)"));
return;
}
DAO_Monitor::update($monitor->id, array(DAO_Monitor::LAST_UPDATED => time()));
// Load up all the sensors this monitor has provided in the past
$monitor_stale_sensors = DAO_Sensor::getWhere(sprintf("%s = %d", DAO_Sensor::MONITOR_ID, $monitor->id));
foreach ($xml_in->xpath('/sensors/sensor') as $eSensor) {
$sensor = new stdClass();
$sensor->name = (string) $eSensor->name;
$sensor->device = (string) $eSensor->device;
$sensor->status = (int) $eSensor->status;
$sensor->metric = (string) $eSensor->metric;
$sensor->output = (string) $eSensor->output;
$sensor->runtime = (string) $eSensor->runtime;
if (null == ($device = DAO_Device::getByGUID($sensor->device))) {
continue;
}
// invalid device
// New sensor instance
if (null == ($lookup = DAO_Sensor::getWhere(sprintf("%s = '%s' AND %s = %d", DAO_Sensor::NAME, addslashes($sensor->name), DAO_Sensor::DEVICE_ID, $device->id)))) {
$fields = array(DAO_Sensor::NAME => $sensor->name, DAO_Sensor::DEVICE_ID => $device->id, DAO_Sensor::STATUS => $sensor->status, DAO_Sensor::METRIC => $sensor->metric, DAO_Sensor::OUTPUT => $sensor->output, DAO_Sensor::LAST_UPDATED => $sensor->runtime, DAO_Sensor::MONITOR_ID => $monitor->id);
$sensor_id = DAO_Sensor::create($fields);
DAO_SensorEvent::log($sensor_id, $device->id, $sensor->status, $sensor->metric);
} else {
// Updating an existing sensor
$parent_sensor = array_shift($lookup);
// This updated sensor is not stale
unset($monitor_stale_sensors[$parent_sensor->id]);
$fields = array(DAO_Sensor::STATUS => $sensor->status, DAO_Sensor::METRIC => $sensor->metric, DAO_Sensor::OUTPUT => $sensor->output, DAO_Sensor::LAST_UPDATED => $sensor->runtime, DAO_Sensor::MONITOR_ID => $monitor->id);
DAO_Sensor::update($parent_sensor->id, $fields);
if ($parent_sensor->status != $sensor->status) {
DAO_SensorEvent::log($parent_sensor->id, $device->id, $sensor->status, $sensor->metric);
}
}
if ($sensor->status !== 0) {
// push notification
$this->_pushNotification($sensor);
}
}
// Purge any sensors no longer provided by this monitor
// [TODO] We need to consider if any monitors won't always send a full update
if (!empty($monitor_stale_sensors)) {
DAO_Sensor::delete(array_keys($monitor_stale_sensors));
}
$xml_out = new SimpleXMLElement("<success></success>");
$this->_render($xml_out->asXML());
}
