Mercurial > hg > orthanc
view Plugins/Samples/Common/SimplifiedOrthancDataset.cpp @ 3434:6503ab9489ba
fix
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 18 Jun 2019 11:37:18 +0200 |
parents | 4e43e67f8ecf |
children | 94f4a18a79cc |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2019 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * In addition, as a special exception, the copyright holders of this * program give permission to link the code of its release with the * OpenSSL project's "OpenSSL" library (or with modified versions of it * that use the same license as the "OpenSSL" library), and distribute * the linked executables. You must obey the GNU General Public License * in all respects for all of the code used other than "OpenSSL". If you * modify file(s) with this exception, you may extend this exception to * your version of the file(s), but you are not obligated to do so. If * you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files * in the program, then also delete it here. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #include "SimplifiedOrthancDataset.h" #include "OrthancPluginException.h" namespace OrthancPlugins { const Json::Value* SimplifiedOrthancDataset::LookupPath(const DicomPath& path) const { const Json::Value* content = &root_; for (unsigned int depth = 0; depth < path.GetPrefixLength(); depth++) { const char* name = path.GetPrefixTag(depth).GetName(); if (content->type() != Json::objectValue) { ORTHANC_PLUGINS_THROW_EXCEPTION(BadFileFormat); } if (!content->isMember(name)) { return NULL; } const Json::Value& sequence = (*content) [name]; if (sequence.type() != Json::arrayValue) { ORTHANC_PLUGINS_THROW_EXCEPTION(BadFileFormat); } size_t index = path.GetPrefixIndex(depth); if (index >= sequence.size()) { return NULL; } else { content = &sequence[static_cast<Json::Value::ArrayIndex>(index)]; } } const char* name = path.GetFinalTag().GetName(); if (content->type() != Json::objectValue) { ORTHANC_PLUGINS_THROW_EXCEPTION(BadFileFormat); } if (!content->isMember(name)) { return NULL; } else { return &((*content) [name]); } } void SimplifiedOrthancDataset::CheckRoot() const { if (root_.type() != Json::objectValue) { ORTHANC_PLUGINS_THROW_EXCEPTION(BadFileFormat); } } SimplifiedOrthancDataset::SimplifiedOrthancDataset(IOrthancConnection& orthanc, const std::string& uri) { IOrthancConnection::RestApiGet(root_, orthanc, uri); CheckRoot(); } SimplifiedOrthancDataset::SimplifiedOrthancDataset(const std::string& content) { IOrthancConnection::ParseJson(root_, content); CheckRoot(); } bool SimplifiedOrthancDataset::GetStringValue(std::string& result, const DicomPath& path) const { const Json::Value* value = LookupPath(path); if (value == NULL) { return false; } else if (value->type() != Json::stringValue) { ORTHANC_PLUGINS_THROW_EXCEPTION(BadFileFormat); } else { result = value->asString(); return true; } } bool SimplifiedOrthancDataset::GetSequenceSize(size_t& size, const DicomPath& path) const { const Json::Value* sequence = LookupPath(path); if (sequence == NULL) { // Inexistent path return false; } else if (sequence->type() != Json::arrayValue) { // Not a sequence ORTHANC_PLUGINS_THROW_EXCEPTION(BadFileFormat); } else { size = sequence->size(); return true; } } }