Datum ComponentRegistry::getNumber(std::string expression, GenericDataType type){
Datum value;
switch(type){
case M_FLOAT:
case M_INTEGER:
case M_BOOLEAN:
case M_STRING:
value = getValue(expression, type);
if (value.getDataType() == type) {
return value;
}
break;
default:
throw FatalParserException("Attempt to cast a number of invalid type");
}
switch (type){
case M_FLOAT:
return Datum(value.getFloat());
case M_INTEGER:
return Datum(value.getInteger());
case M_STRING:
return Datum(value.getString());
case M_BOOLEAN:
return Datum(value.getBool());
default:
return value;
}
}
// overridable base class method
// assumes data have already been checked for proper dictionary, name.
CalibratorRequestedAction Calibrator::getRequestedAction(Datum dictionaryData) {
// check what action is requested (e.g. update parameters)
if (!(dictionaryData.hasKey(R_CALIBRATOR_ACTION))) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that did not contain an action field was ignored.", uniqueCalibratorName.c_str());
return(CALIBRATOR_NO_ACTION);
}
Datum actionData = dictionaryData.getElement(R_CALIBRATOR_ACTION);
if (!(actionData.getDataType() == M_STRING)) { // check if name field is a string
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that did not contain a string in the action field was ignored.", uniqueCalibratorName.c_str());
return(CALIBRATOR_NO_ACTION);
}
if (actionData.getString() == R_CALIBRATOR_ACTION_SET_PARAMETERS) { // check is name field matches the name of this calibrator
if (VERBOSE_EYE_CALIBRATORS>1) mprintf(
"Calibrator %s successfully received request for to update its parameters to contained values.", uniqueCalibratorName.c_str());
return CALIBRATOR_ACTION_SET_PARAMS_TO_CONTAINED;
}
else if (actionData.getString() == R_CALIBRATOR_ACTION_SET_PARAMETERS_TO_DEFAULTS) {
if (VERBOSE_EYE_CALIBRATORS>1) mprintf("Calibrator %s successfully received request for to update its parameters to defaults.", uniqueCalibratorName.c_str());
return CALIBRATOR_ACTION_SET_PARAMS_TO_DEFAULTS;
}
else {
mwarning(M_SYSTEM_MESSAGE_DOMAIN, "Calibrator %s received a request, but action was unknown. Request ignored", uniqueCalibratorName.c_str());
return CALIBRATOR_NO_ACTION;
}
return (CALIBRATOR_NO_ACTION);
}
void StimulusDisplay::getDisplayBounds(const Datum &display_info,
GLdouble &left,
GLdouble &right,
GLdouble &bottom,
GLdouble &top)
{
if(display_info.getDataType() == M_DICTIONARY &&
display_info.hasKey(M_DISPLAY_WIDTH_KEY) &&
display_info.hasKey(M_DISPLAY_HEIGHT_KEY) &&
display_info.hasKey(M_DISPLAY_DISTANCE_KEY)){
GLdouble width_unknown_units = display_info.getElement(M_DISPLAY_WIDTH_KEY);
GLdouble height_unknown_units = display_info.getElement(M_DISPLAY_HEIGHT_KEY);
GLdouble distance_unknown_units = display_info.getElement(M_DISPLAY_DISTANCE_KEY);
GLdouble half_width_deg = (180. / M_PI) * atan((width_unknown_units/2.)/distance_unknown_units);
GLdouble half_height_deg = half_width_deg * height_unknown_units / width_unknown_units;
//GLdouble half_height_deg = (180. / M_PI) * atan((height_unknown_units/2.)/distance_unknown_units);
left = -half_width_deg;
right = half_width_deg;
top = half_height_deg;
bottom = -half_height_deg;
} else {
left = M_STIMULUS_DISPLAY_LEFT_EDGE;
right = M_STIMULUS_DISPLAY_RIGHT_EDGE;
top = M_STIMULUS_DISPLAY_TOP_EDGE;
bottom = M_STIMULUS_DISPLAY_BOTTOM_EDGE;
}
}
bool ExperimentUnpackager::createFile(Datum filename, Datum buffer) {
if(buffer.getDataType() != M_STRING ||
filename.getDataType() != M_STRING) return false;
boost::filesystem::path filePath(filename.getString());
boost::filesystem::create_directories(filePath.parent_path());
// create an output file.
std::ofstream outFile(filePath.string().c_str()); //, ios::binary);
//write the data
outFile << buffer.getString();
// flush buffer
outFile.flush();
// close the handle
outFile.close();
return true;
}
boost::python::object convert_datum_to_python(const Datum &datum) {
ScopedRecursionGuard srg(" while converting MWorks datum to Python object");
if (datum.isUndefined()) {
return boost::python::object();
}
switch (datum.getDataType()) {
case M_INTEGER:
return convert_longlong_to_python(datum.getInteger());
case M_FLOAT:
return manageNewRef( PyFloat_FromDouble(datum.getFloat()) );
case M_BOOLEAN:
return manageNewRef( PyBool_FromLong(datum.getBool()) );
case M_STRING: {
auto &str = datum.getString();
return manageNewRef( PyString_FromStringAndSize(str.c_str(), str.size()) );
}
case M_LIST: {
auto &listValue = datum.getList();
boost::python::object list = manageNewRef( PyList_New(listValue.size()) );
for (Py_ssize_t i = 0; i < listValue.size(); i++) {
boost::python::object item = convert_datum_to_python(listValue.at(i));
// PyList_SetItem "steals" the item reference, so we need to INCREF it
Py_INCREF(item.ptr());
if (PyList_SetItem(list.ptr(), i, item.ptr()))
throw_error_already_set();
}
return list;
}
case M_DICTIONARY: {
boost::python::object dict = manageNewRef( PyDict_New() );
for (auto &item : datum.getDict()) {
if (PyDict_SetItem(dict.ptr(),
convert_datum_to_python(item.first).ptr(),
convert_datum_to_python(item.second).ptr()))
{
throw_error_already_set();
}
}
return dict;
}
default:
PyErr_Format(PyExc_TypeError, "Cannot convert Datum of unknown type (%d)", datum.getDataType());
throw_error_already_set();
return boost::python::object(); // Never reached
}
}
// this routine checks that the request is a dictionary and that it contains a name that matches the calibrator
bool Calibrator::checkRequest(Datum dictionaryData) {
Datum data; // to hold field data for checking
// check if this is a dictionary
if (!(dictionaryData.getDataType() == M_DICTIONARY)) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that was not expected dictionary type was ignored.", uniqueCalibratorName.c_str());
return(false);
}
// check if there is a name field and if this calibrator should respond (i.e. if it has the correct name)
if (!(dictionaryData.hasKey(R_CALIBRATOR_NAME))) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that did not contain name field was ignored.", uniqueCalibratorName.c_str());
return(false);
}
Datum nameData = dictionaryData.getElement(R_CALIBRATOR_NAME);
if (!(nameData.getDataType() == M_STRING)) { // check if name field is a string
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Request sent to calibrator %s that did not contain a string in the name field was ignored.", uniqueCalibratorName.c_str());
return(false);
}
if (uniqueCalibratorName == nameData.getString()) { // check is name field matches the name of this calibrator
if (VERBOSE_EYE_CALIBRATORS) mprintf("Calibrator %s successfully received a properly named request.", uniqueCalibratorName.c_str());
}
else {
if (VERBOSE_EYE_CALIBRATORS) mprintf("Calibrator %s received a request, but name did not match.", uniqueCalibratorName.c_str());
return(false); // request not meant for this calibrator (can be normal behavior -- no warnings)
}
return true;
}
// this routine handles both "requests" and loading of private data (stored params)
// if a request, then priuvate values are probably in need of update
// if a load of private, then private values are OK, but I can check this.
void EyeCalibrator::tryToUseDataToSetParameters(Datum dictionaryData) {
// check if this is a dictionary
if (!(dictionaryData.getDataType() == M_DICTIONARY)) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed by calibrator %s that was not expected dictionary type was ignored.", uniqueCalibratorName.c_str());
return;
}
// try to perform the requested action
bool paramsChanged = false;
Datum paramData;
// if appropriate param fields are present and have expected length, then use the data
// to try to update the parameters
// H params ================================================
if (!(dictionaryData.hasKey(R_CALIBRATOR_PARAMS_H))) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s without proper params filed was ignored.", uniqueCalibratorName.c_str());
return;
}
paramData = dictionaryData.getElement(R_CALIBRATOR_PARAMS_H);
// check if vector and correct length
if (paramData.getDataType() != M_LIST) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s that did not contain vector in params field was ignored.", uniqueCalibratorName.c_str());
return;
}
Datum paramsH = paramData;
if (paramsH.getNElements() != (fitableFunctions->getElement(HfunctionIndex))->getNumParameters() ) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s that did not contain expected number of params was ignored.", uniqueCalibratorName.c_str());
return;
}
bool noErr = (fitableFunctions->getElement(HfunctionIndex))->setParameters(paramsH);
if (noErr) paramsChanged = true; // params have been updated
// V params ================================================
if (!(dictionaryData.hasKey(R_CALIBRATOR_PARAMS_V))) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s without proper params filed was ignored.", uniqueCalibratorName.c_str());
return;
}
paramData = dictionaryData.getElement(R_CALIBRATOR_PARAMS_V);
// check if vector and correct length
if (paramData.getDataType() != M_LIST) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s that did not contain vector in params field was ignored.", uniqueCalibratorName.c_str());
return;
}
Datum paramsV = paramData;
if (paramsV.getNElements() != (fitableFunctions->getElement(VfunctionIndex))->getNumParameters() ) {
mwarning(M_SYSTEM_MESSAGE_DOMAIN,
"Data processed to update params of calibrator %s that did not contain expected number of params was ignored.", uniqueCalibratorName.c_str());
return;
}
noErr = (fitableFunctions->getElement(VfunctionIndex))->setParameters(paramsV);
if (noErr) paramsChanged = true; // params have been updated
// if any params were updated, announce the full set of current parameters
// if this change was triggered by an external change to the private variable, then we do not need to update that private variable (and we cannot anyway -- it is locked)
if (paramsChanged) reportParameterUpdate();
}
bool ExperimentUnpackager::unpackageExperiment(Datum payload) {
namespace bf = boost::filesystem;
if(payload.getDataType() != M_DICTIONARY) {
merror(M_NETWORK_MESSAGE_DOMAIN,
"Invalid payload type for experiment package");
return false;
}
Datum experimentFilePackage =
payload.getElement(M_PACKAGER_EXPERIMENT_STRING);
if(experimentFilePackage.getNElements() !=
M_EXPERIMENT_PACKAGE_NUMBER_ELEMENTS_PER_UNIT ||
experimentFilePackage.getDataType() != M_DICTIONARY)
return false;
Datum experimentFileName =
experimentFilePackage.getElement(M_PACKAGER_FILENAME_STRING);
if(experimentFileName.getDataType() != M_STRING ||
experimentFileName.getString().empty())
return false;
bf::path experimentName(experimentFileName.getString());
loadedExperimentFilename = prependExperimentInstallPath(removeFileExtension(experimentName.string()),
experimentName.string());
bf::path experimentPath = loadedExperimentFilename.branch_path();
createExperimentInstallDirectoryStructure(experimentName.string());
// create the XML file
Datum experimentFileBuffer =
experimentFilePackage.getElement(M_PACKAGER_CONTENTS_STRING);
if(experimentFileBuffer.getDataType() != M_STRING ||
experimentFileBuffer.getString().empty())
return false;
if(!(createFile(Datum(loadedExperimentFilename.string().c_str()),
experimentFileBuffer))) {
// failed to create experiment file
merror(M_FILE_MESSAGE_DOMAIN,
"Failed to create server side experiment file %s",
loadedExperimentFilename.string().c_str());
return false;
}
// create all of the other media files
Datum mediaFileList = payload.getElement(M_PACKAGER_MEDIA_BUFFERS_STRING);
if(mediaFileList.isList()) {
for(int i=0; i<mediaFileList.getNElements(); ++i) {
Datum mediaFilePackage = mediaFileList.getElement(i);
if(mediaFilePackage.getDataType() != M_DICTIONARY |
mediaFilePackage.getNElements() != 2) {
merror(M_FILE_MESSAGE_DOMAIN,
"incorrectly packaged media files");
return false;
}
Datum mediaFileName =
mediaFilePackage.getElement(M_PACKAGER_FILENAME_STRING);
Datum mediaFileBuffer =
mediaFilePackage.getElement(M_PACKAGER_CONTENTS_STRING);
if(mediaFileName.getDataType() != M_STRING ||
mediaFileName.getString().empty() ||
mediaFileBuffer.getDataType() != M_STRING) return false;
std::string filename(mediaFileName.getString());
std::string filenameWPath = experimentPath.string() + "/" + filename;
if(!(createFile(Datum(filenameWPath.c_str()),
mediaFileBuffer))) {
// failed to create experiment file
merror(M_FILE_MESSAGE_DOMAIN,
"Failed to create server side experiment file %s",
filenameWPath.c_str());
return false;
}
}
}
expandRangeReplicatorItems(loadedExperimentFilename);
modifyExperimentMediaPaths(loadedExperimentFilename);
return true;
}
