/**
* Records media tracking info
*
* @apiMethod POST
* @apiUri /system/media/tracking
* @return void
*/
public function trackingTask()
{
// Instantiate objects
$database = App::get('db');
$session = App::get('session');
// Get request vars
$time = Request::getVar('time', 0);
$duration = Request::getVar('duration', 0);
$event = Request::getVar('event', 'update');
$entityId = Request::getVar('entity_id', 0);
$entityType = Request::getVar('entity_type', 'resource');
$detailedId = Request::getVar('detailed_tracking_id', 0);
$ipAddress = $_SERVER['REMOTE_ADDR'];
// Check for entity id
if (!$entityId) {
echo 'Unable to find entity identifier.';
return;
}
// Instantiate new media tracking object
$mediaTracking = new \Components\System\Tables\MediaTracking($database);
$mediaTrackingDetailed = new \Components\System\Tables\MediaTrackingDetailed($database);
// Load tracking information for user for this entity
$trackingInformation = $mediaTracking->getTrackingInformationForUserAndResource(User::get('id'), $entityId, $entityType);
$trackingInformationDetailed = $mediaTrackingDetailed->loadByDetailId($detailedId);
// Are we creating a new tracking record?
if (!is_object($trackingInformation)) {
$trackingInformation = new \stdClass();
$trackingInformation->user_id = User::get('id');
$trackingInformation->session_id = $session->getId();
$trackingInformation->ip_address = $ipAddress;
$trackingInformation->object_id = $entityId;
$trackingInformation->object_type = $entityType;
$trackingInformation->object_duration = $duration;
$trackingInformation->current_position = $time;
$trackingInformation->farthest_position = $time;
$trackingInformation->current_position_timestamp = Date::toSql();
$trackingInformation->farthest_position_timestamp = Date::toSql();
$trackingInformation->completed = 0;
$trackingInformation->total_views = 1;
$trackingInformation->total_viewing_time = 0;
} else {
// Get the amount of video watched from last tracking event
$time_viewed = (int) $time - (int) $trackingInformation->current_position;
// If we have a positive value and its less then our ten second threshold
// add viewing time to total watched time
if ($time_viewed < 10 && $time_viewed > 0) {
$trackingInformation->total_viewing_time += $time_viewed;
}
// Set the new current position
$trackingInformation->current_position = $time;
$trackingInformation->current_position_timestamp = Date::toSql();
// Set the object duration
if ($duration > 0) {
$trackingInformation->object_duration = $duration;
}
// Check to see if we need to set a new farthest position
if ($trackingInformation->current_position > $trackingInformation->farthest_position) {
$trackingInformation->farthest_position = $time;
$trackingInformation->farthest_position_timestamp = Date::toSql();
}
// If event type is start, means we need to increment view count
if ($event == 'start' || $event == 'replay') {
$trackingInformation->total_views++;
}
// If event type is end, we need to increment completed count
if ($event == 'ended') {
$trackingInformation->completed++;
}
}
// Save detailed tracking info
if ($event == 'start' || !$trackingInformationDetailed) {
$trackingInformationDetailed = new \stdClass();
$trackingInformationDetailed->user_id = User::get('id');
$trackingInformationDetailed->session_id = $session->getId();
$trackingInformationDetailed->ip_address = $ipAddress;
$trackingInformationDetailed->object_id = $entityId;
$trackingInformationDetailed->object_type = $entityType;
$trackingInformationDetailed->object_duration = $duration;
$trackingInformationDetailed->current_position = $time;
$trackingInformationDetailed->farthest_position = $time;
$trackingInformationDetailed->current_position_timestamp = Date::toSql();
$trackingInformationDetailed->farthest_position_timestamp = Date::toSql();
$trackingInformationDetailed->completed = 0;
} else {
// Set the new current position
$trackingInformationDetailed->current_position = $time;
$trackingInformationDetailed->current_position_timestamp = Date::toSql();
// Set the object duration
if ($duration > 0) {
$trackingInformationDetailed->object_duration = $duration;
}
// Check to see if we need to set a new farthest position
if (isset($trackingInformationDetailed->farthest_position) && $trackingInformationDetailed->current_position > $trackingInformationDetailed->farthest_position) {
$trackingInformationDetailed->farthest_position = $time;
$trackingInformationDetailed->farthest_position_timestamp = Date::toSql();
}
// If event type is end, we need to increment completed count
if ($event == 'ended') {
$trackingInformationDetailed->completed++;
}
}
// Save detailed
$mediaTrackingDetailed->save($trackingInformationDetailed);
// Save tracking information
if ($mediaTracking->save($trackingInformation)) {
if (!isset($trackingInformation->id)) {
$trackingInformation->id = $mediaTracking->id;
}
$trackingInformation->detailedId = $mediaTrackingDetailed->id;
$this->send($trackingInformation);
}
}
// Make sure we don't already have this file
if (!in_array($subtitle->source, $subFiles)) {
$subs[] = $subtitle;
}
}
// Add the HUBpresenter stylesheet and scripts
$this->css('hubpresenter');
$this->js('hubpresenter');
$this->js('hubpresenter.plugins');
$this->js('jquery.colpick.js', 'system');
$this->css('jquery.colpick.css', 'system');
// Include media tracking
if (isset($this->entityId) && isset($this->entityType)) {
require_once PATH_CORE . DS . 'components' . DS . 'com_system' . DS . 'tables' . DS . 'mediatracking.php';
$dbo = \App::get('db');
$mediaTracking = new \Components\System\Tables\MediaTracking($dbo);
// Get tracking for this user for this resource
$tracking = $mediaTracking->getTrackingInformationForUserAndResource(User::get('id'), $this->entityId, $this->entityType);
// Check to see if we already have a time query param
$hasTime = Request::getVar('time', '') != '' ? true : false;
// Do we want to redirect user with time added to url
if (is_object($tracking) && !$hasTime && $tracking->current_position > 0 && $tracking->current_position != $tracking->object_duration && !Request::getInt('no_html', 0)) {
$redirect = Request::current(true);
// do we have tmpl=componet in url?
$delimeter = strpos($redirect, '?') === false ? '?' : '&';
if (Request::getVar('tmpl', '') == 'component') {
$redirect .= $delimeter . 'tmpl=component';
}
$delimeter = strpos($redirect, '?') === false ? '?' : '&';
// Append current position to redirect
$redirect .= $delimeter . 'time=' . gmdate("H:i:s", $tracking->current_position);
