bool DomainServerSettingsManager::handleAuthenticatedHTTPRequest(HTTPConnection *connection, const QUrl &url) {
if (connection->requestOperation() == QNetworkAccessManager::PostOperation && url.path() == SETTINGS_PATH) {
// this is a POST operation to change one or more settings
QJsonDocument postedDocument = QJsonDocument::fromJson(connection->requestContent());
QJsonObject postedObject = postedDocument.object();
// we recurse one level deep below each group for the appropriate setting
recurseJSONObjectAndOverwriteSettings(postedObject, _settingsMap, _descriptionArray);
// store whatever the current _settingsMap is to file
persistToFile();
// return success to the caller
QString jsonSuccess = "{\"status\": \"success\"}";
connection->respond(HTTPConnection::StatusCode200, jsonSuccess.toUtf8(), "application/json");
// defer a restart to the domain-server, this gives our HTTPConnection enough time to respond
const int DOMAIN_SERVER_RESTART_TIMER_MSECS = 1000;
QTimer::singleShot(DOMAIN_SERVER_RESTART_TIMER_MSECS, qApp, SLOT(restart()));
return true;
} else if (connection->requestOperation() == QNetworkAccessManager::GetOperation && url.path() == SETTINGS_PATH) {
// setup a JSON Object with descriptions and non-omitted settings
const QString SETTINGS_RESPONSE_DESCRIPTION_KEY = "descriptions";
const QString SETTINGS_RESPONSE_VALUE_KEY = "values";
QJsonObject rootObject;
rootObject[SETTINGS_RESPONSE_DESCRIPTION_KEY] = _descriptionArray;
rootObject[SETTINGS_RESPONSE_VALUE_KEY] = responseObjectForType("", true);
connection->respond(HTTPConnection::StatusCode200, QJsonDocument(rootObject).toJson(), "application/json");
}
return false;
}
void DomainServerSettingsManager::recurseJSONObjectAndOverwriteSettings(const QJsonObject& postedObject,
QVariantMap& settingsVariant,
QJsonObject descriptionObject) {
foreach(const QString& key, postedObject.keys()) {
QJsonValue rootValue = postedObject[key];
// we don't continue if this key is not present in our descriptionObject
if (descriptionObject.contains(key)) {
if (rootValue.isString()) {
settingsVariant[key] = rootValue.toString();
} else if (rootValue.isBool()) {
settingsVariant[key] = rootValue.toBool();
} else if (rootValue.isObject()) {
// there's a JSON Object to explore, so attempt to recurse into it
QJsonObject nextDescriptionObject = descriptionObject[key].toObject();
if (nextDescriptionObject.contains(DESCRIPTION_SETTINGS_KEY)) {
if (!settingsVariant.contains(key)) {
// we don't have a map below this key yet, so set it up now
settingsVariant[key] = QVariantMap();
}
recurseJSONObjectAndOverwriteSettings(rootValue.toObject(),
*reinterpret_cast<QVariantMap*>(settingsVariant[key].data()),
nextDescriptionObject[DESCRIPTION_SETTINGS_KEY].toObject());
}
}
}
}
}
bool DomainServerSettingsManager::handleHTTPRequest(HTTPConnection* connection, const QUrl &url) {
if (connection->requestOperation() == QNetworkAccessManager::PostOperation && url.path() == "/settings.json") {
// this is a POST operation to change one or more settings
QJsonDocument postedDocument = QJsonDocument::fromJson(connection->requestContent());
QJsonObject postedObject = postedDocument.object();
// we recurse one level deep below each group for the appropriate setting
recurseJSONObjectAndOverwriteSettings(postedObject, _settingsMap, _descriptionObject);
// store whatever the current _settingsMap is to file
persistToFile();
// return success to the caller
QString jsonSuccess = "{\"status\": \"success\"}";
connection->respond(HTTPConnection::StatusCode200, jsonSuccess.toUtf8(), "application/json");
return true;
} else if (connection->requestOperation() == QNetworkAccessManager::GetOperation && url.path() == "/settings.json") {
// this is a GET operation for our settings
// check if there is a query parameter for settings affecting a particular type of assignment
const QString SETTINGS_TYPE_QUERY_KEY = "type";
QUrlQuery settingsQuery(url);
QString typeValue = settingsQuery.queryItemValue(SETTINGS_TYPE_QUERY_KEY);
QJsonObject responseObject;
if (typeValue.isEmpty()) {
// combine the description object and our current settings map
responseObject["descriptions"] = _descriptionObject;
responseObject["values"] = QJsonDocument::fromVariant(_settingsMap).object();
} else {
// convert the string type value to a QJsonValue
QJsonValue queryType = QJsonValue(typeValue.toInt());
const QString AFFECTED_TYPES_JSON_KEY = "assignment-types";
// enumerate the groups in the description object to find which settings to pass
foreach(const QString& group, _descriptionObject.keys()) {
QJsonObject groupObject = _descriptionObject[group].toObject();
QJsonObject groupSettingsObject = groupObject[DESCRIPTION_SETTINGS_KEY].toObject();
QJsonObject groupResponseObject;
foreach(const QString& settingKey, groupSettingsObject.keys()) {
QJsonObject settingObject = groupSettingsObject[settingKey].toObject();
QJsonArray affectedTypesArray = settingObject[AFFECTED_TYPES_JSON_KEY].toArray();
if (affectedTypesArray.isEmpty()) {
affectedTypesArray = groupObject[AFFECTED_TYPES_JSON_KEY].toArray();
}
if (affectedTypesArray.contains(queryType)) {
// this is a setting we should include in the responseObject
// we need to check if the settings map has a value for this setting
QVariant variantValue;
QVariant settingsMapGroupValue = _settingsMap.value(group);
if (!settingsMapGroupValue.isNull()) {
variantValue = settingsMapGroupValue.toMap().value(settingKey);
}
if (variantValue.isNull()) {
// no value for this setting, pass the default
groupResponseObject[settingKey] = settingObject[SETTING_DEFAULT_KEY];
} else {
groupResponseObject[settingKey] = QJsonValue::fromVariant(variantValue);
}
}
}
if (!groupResponseObject.isEmpty()) {
// set this group's object to the constructed object
responseObject[group] = groupResponseObject;
}
}
}
connection->respond(HTTPConnection::StatusCode200, QJsonDocument(responseObject).toJson(), "application/json");
return true;
}
return false;
}
