public function Execute($db, $params)
{
$sql = "SELECT * FROM Sessions WHERE";
if (isset($params["UserID"]) && UUID::TryParse($params["UserID"], $this->ID)) {
$sql .= " UserID=:ID";
} else {
if (isset($params["SessionID"]) && UUID::TryParse($params["SessionID"], $this->ID)) {
$sql .= " SessionID=:ID";
} else {
header("Content-Type: application/json", true);
echo '{ "Message": "Invalid parameters" }';
exit;
}
}
$sth = $db->prepare($sql);
if ($sth->execute(array(':ID' => $this->ID))) {
if ($sth->rowCount() > 0) {
$obj = $sth->fetchObject();
$session = new Session();
$session->UserID = $obj->UserID;
$session->SessionID = $obj->SessionID;
$session->SecureSessionID = $obj->SecureSessionID;
$session->SceneID = $obj->SceneID;
$session->ScenePosition = Vector3::Parse($obj->ScenePosition);
$session->SceneLookAt = Vector3::Parse($obj->SceneLookAt);
$session->LastUpdate = $obj->LastUpdate;
$session->ExtraData = $obj->ExtraData;
if (empty($session->ExtraData)) {
$session->ExtraData = "{}";
}
$output = sprintf('{ "Success": true, "UserID": "%s", "SessionID": "%s", "SecureSessionID": "%s", "SceneID": "%s", "ScenePosition": %s, "SceneLookAt": %s, "ExtraData": %s }', $session->UserID, $session->SessionID, $session->SecureSessionID, $session->SceneID, $session->ScenePosition->toOSD(), $session->SceneLookAt->toOSD(), $session->ExtraData);
header("Content-Type: application/json", true);
echo $output;
exit;
} else {
header("Content-Type: application/json", true);
echo '{ "Message": "Session not found" }';
exit;
}
} else {
log_message('error', sprintf("Error occurred during query: %d %s", $sth->errorCode(), print_r($sth->errorInfo(), true)));
log_message('debug', sprintf("Query: %s", $sql));
header("Content-Type: application/json", true);
echo '{ "Message": "Database query error" }';
exit;
}
}
private function HandleQueryResponse($sth)
{
$found = array();
while ($obj = $sth->fetchObject()) {
$session = new Session();
$session->UserID = $obj->UserID;
$session->SessionID = $obj->SessionID;
$session->SecureSessionID = $obj->SecureSessionID;
$session->SceneID = $obj->SceneID;
$session->ScenePosition = Vector3::Parse($obj->ScenePosition);
$session->SceneLookAt = Vector3::Parse($obj->SceneLookAt);
$session->LastUpdate = $obj->LastUpdate;
if (!is_null($obj->ExtraData)) {
$session->ExtraData = $obj->ExtraData;
} else {
$session->ExtraData = "{}";
}
$found[] = $session->toOSD();
}
log_message('debug', 'returning ' . count($found));
header("Content-Type: application/json", true);
echo '{ "Success": true, "Sessions": [' . implode(',', $found) . '] }';
exit;
}
public static function fromOSD($osd)
{
if (!isset($osd)) {
return NULL;
}
if (!is_array($osd)) {
$osd = json_decode($osd, true);
}
if (!isset($osd)) {
return NULL;
}
$scene = new Scene();
$scene->SceneID = $osd["SceneID"];
$scene->Name = $osd["Name"];
$scene->MinPosition = Vector3::Parse('<' . implode(',', $osd["MinPosition"]) . '>');
$scene->MaxPosition = Vector3::Parse('<' . implode(',', $osd["MaxPosition"]) . '>');
$scene->Address = $osd["Address"];
$scene->Enabled = $osd["Enabled"];
$scene->ExtraData = $osd["ExtraData"];
return $scene;
}
public static function fromOSD($osd)
{
if (!isset($osd)) {
return NULL;
}
if (!is_array($osd)) {
$osd = json_decode($osd, true);
}
if (!isset($osd)) {
return NULL;
}
$session = new Session();
$session->UserID = UUID::Parse($osd['UserID']);
$session->SessionID = UUID::Parse($osd['SessionID']);
$session->SecureSessionID = UUID::Parse($osd['SecureSessionID']);
$session->SceneID = UUID::Parse($osd['SceneID']);
$session->ScenePosition = Vector3::Parse($osd['ScenePosition']);
$session->SceneLookAt = Vector3::Parse($osd['SceneLookAt']);
$session->ExtraData = json_decode($osd['ExtraData']);
return $session;
}
public function Execute($db, $params)
{
$sql = "";
if (isset($params["SceneID"]) && UUID::TryParse($params["SceneID"], $this->SceneID)) {
log_message('debug', "GetScene by SceneID " . $params["SceneID"]);
$sql = "SELECT ID, Name, Address, Enabled, ExtraData, LastUpdate,\n CONCAT('<', MinX, ',', MinY, ',', MinZ, '>') AS MinPosition, \n CONCAT('<', MaxX, ',', MaxY, ',', MaxZ, '>') AS MaxPosition\n FROM Scenes WHERE ID='" . $this->SceneID . "'";
if (isset($params["Enabled"]) && $params["Enabled"]) {
$sql .= " AND Enabled=1";
}
} else {
if (isset($params["Name"])) {
log_message('debug', "GetScene by Name " . $params["Name"]);
$sql = "SELECT ID, Name, Address, Enabled, ExtraData, LastUpdate,\n CONCAT('<', MinX, ',', MinY, ',', MinZ, '>') AS MinPosition, \n CONCAT('<', MaxX, ',', MaxY, ',', MaxZ, '>') AS MaxPosition\n FROM Scenes WHERE Name='" . $params["Name"] . "'";
if (isset($params["Enabled"]) && $params["Enabled"]) {
$sql .= " AND Enabled=1";
}
} else {
if (isset($params["Position"]) && Vector3::TryParse($params["Position"], $this->Position)) {
if (isset($params["FindClosest"]) && $params["FindClosest"]) {
log_message('debug', "GetScene (closest) by position " . $this->Position);
$sql = "SELECT ID, Name, Address, Enabled, ExtraData, LastUpdate,\n CONCAT('<', MinX, ',', MinY, ',', MinZ, '>') AS MinPosition, \n CONCAT('<', MaxX, ',', MaxY, ',', MaxZ, '>') AS MaxPosition,\n GLength(LineString(GeomFromText('POINT(" . $this->Position->X . " " . $this->Position->Y . ")'), Centroid(XYPlane)))\n AS dist FROM Scenes";
$sql .= " WHERE ExtraData NOT REGEXP :RegExp";
if (isset($params["Enabled"]) && $params["Enabled"]) {
$sql .= " AND Enabled=1";
}
$sql .= " ORDER BY dist LIMIT 1";
} else {
log_message('debug', "GetScene by position " . $this->Position);
$sql = "SELECT ID, Name, Address, Enabled, ExtraData, LastUpdate,\n CONCAT('<', MinX, ',', MinY, ',', MinZ, '>') AS MinPosition, \n CONCAT('<', MaxX, ',', MaxY, ',', MaxZ, '>') AS MaxPosition\n FROM Scenes WHERE MBRContains(XYPlane, GeomFromText('POINT(" . $this->Position->X . " " . $this->Position->Y . ")'))";
if (isset($params["Enabled"]) && $params["Enabled"]) {
$sql .= " AND Enabled=1";
}
$sql .= " LIMIT 1";
}
} else {
header("Content-Type: application/json", true);
echo '{ "Message": "Invalid parameters" }';
exit;
}
}
}
log_message('debug', "what {$sql}");
$sth = $db->prepare($sql);
if (isset($params["FindClosest"]) && $params["FindClosest"]) {
$sth->bindValue(':RegExp', '.+\\"HyperGrid\\":true.+');
}
if ($sth->execute()) {
if ($sth->rowCount() > 0) {
$obj = $sth->fetchObject();
$scene = new Scene();
$scene->SceneID = $obj->ID;
$scene->Name = $obj->Name;
$scene->Enabled = $obj->Enabled;
$scene->MinPosition = Vector3::Parse($obj->MinPosition);
$scene->MaxPosition = Vector3::Parse($obj->MaxPosition);
$scene->Address = $obj->Address;
$scene->LastUpdate = $obj->LastUpdate;
if (!is_null($obj->ExtraData)) {
$scene->ExtraData = $obj->ExtraData;
} else {
$scene->ExtraData = "{}";
}
$out = $scene->toOSD();
$out = substr($out, 0, -1);
$out .= ',"Success":true}';
log_message('debug', "Found scene " . $scene->Name);
header("Content-Type: application/json", true);
echo $out;
exit;
} else {
header("Content-Type: application/json", true);
echo '{ "Message": "No matching scene found" }';
exit;
}
} else {
log_message('error', sprintf("Error occurred during query: %d %s", $sth->errorCode(), print_r($sth->errorInfo(), true)));
log_message('debug', sprintf("Query: %s", $sql));
header("Content-Type: application/json", true);
echo '{ "Message": "Database query error" }';
exit;
}
}
private function HandleQueryResponse($sth)
{
$found = array();
$scenelist = "";
while ($obj = $sth->fetchObject()) {
$scene = new Scene();
$scene->SceneID = $obj->ID;
$scene->Name = $obj->Name;
$scene->Enabled = $obj->Enabled;
$scene->MinPosition = Vector3::Parse($obj->MinPosition);
$scene->MaxPosition = Vector3::Parse($obj->MaxPosition);
$scene->Address = $obj->Address;
$scene->LastUpdate = $obj->LastUpdate;
if (!is_null($obj->ExtraData)) {
$scene->ExtraData = $obj->ExtraData;
} else {
$scene->ExtraData = "{}";
}
$found[] = $scene->toOSD();
$scenelist = $scenelist . $scene->Name . ",";
}
log_message('debug', 'returning ' . count($found) . ' results : ' . $scenelist);
header("Content-Type: application/json", true);
echo '{ "Success": true, "Scenes": [' . implode(',', $found) . '] }';
exit;
}