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; }