/*============================================================================= Library: XNAT/Core Copyright (c) University College London, Centre for Medical Image Computing Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. =============================================================================*/ // ctkXnatAPI includes #include "ctkXnatAPI_p.h" #include "ctkXnatResourceCatalogXmlParser.h" #include "qRestResult.h" #include #include #include #if (QT_VERSION >= QT_VERSION_CHECK(5,0,0)) #include #endif // -------------------------------------------------------------------------- // ctkXnatAPI methods // -------------------------------------------------------------------------- ctkXnatAPI::ctkXnatAPI(QObject* _parent) : Superclass(_parent) { } // -------------------------------------------------------------------------- ctkXnatAPI::~ctkXnatAPI() { } // -------------------------------------------------------------------------- QUuid ctkXnatAPI::get(const QString& resource, const Parameters& parameters, const qRestAPI::RawHeaders& rawHeaders) { QUrl url = this->createUrl(resource, parameters); #if (QT_VERSION < QT_VERSION_CHECK(5,0,0)) url.addQueryItem("format", "json"); #else QUrlQuery urlQuery(url); urlQuery.addQueryItem("format", "json"); url.setQuery(urlQuery); #endif QNetworkReply* queryReply = this->sendRequest(QNetworkAccessManager::GetOperation, url, rawHeaders); QUuid queryId = queryReply->property("uuid").toString(); return queryId; } // -------------------------------------------------------------------------- void ctkXnatAPI::parseResponse(qRestResult* restResult, const QByteArray& response) { static QRegExp identifierPattern("[a-zA-Z][a-zA-Z0-9_]*"); QList result; if (response.isEmpty()) { // Some operations do not return result. E.g. creating a project. } else if (response.startsWith("")) { // Some operations return an XML description of an object. // E.g. GET query for a specific subject. restResult->setError(QString("Bad data: ") + response, qRestAPI::ResponseParseError); } else if (response.startsWith("parseXmlResponse(restResult, response); } else if (response[0] == '{') { // Other operations return a json description of an object. // E.g. GET query of the list of subjects result = this->parseJsonResponse(restResult, response); } else if (identifierPattern.exactMatch(response)) { // Some operations return the identifier of the newly created object. // E.g. creating a subject. QVariantMap map; map["ID"] = response; map["content"] = response; result.push_back(map); } else { QVariantMap map; map["content"] = response; result.push_back(map); } restResult->setResult(result); } // -------------------------------------------------------------------------- QList ctkXnatAPI::parseXmlResponse(qRestResult* /*restResult*/, const QByteArray& response) { QList result; // In this case a resource catalog xml was requested if (response.contains(" ctkXnatAPI::parseJsonResponse(qRestResult* restResult, const QByteArray& response) { QScriptValue scriptValue = this->ScriptEngine.evaluate("(" + QString(response) + ")"); QList result; // e.g. {"ResultSet":{"Result": [{"p1":"v1","p2":"v2",...}], "totalRecords":"13"}} QScriptValue resultSet = scriptValue.property("ResultSet"); QScriptValue data = resultSet.property("Result"); if (!data.isObject()) { if (!data.toString().isEmpty()) { restResult->setError(QString("Bad data: ") + data.toString(), qRestAPI::ResponseParseError); } } if (data.isArray()) { quint32 length = data.property("length").toUInt32(); for(quint32 i = 0; i < length; ++i) { qRestAPI::appendScriptValueToVariantMapList(result, data.property(i)); } } else { qRestAPI::appendScriptValueToVariantMapList(result, data); } return result; }