Method queryNotes

cmdtools/cmdlinetool.cpp:183–235

Query notes via the command line

// Query notes via the command line
int CmdLineTool::queryNotes(StartupConfig config) {
    bool expectResponse = true;

    // Look to see if another NixNote is running.  If so, then we
    // expect a response of the LID created.  First we detach it so
    // we are not talking to ourselves.
    global.sharedMemory->unlock();
    global.sharedMemory->detach();
    if (!global.sharedMemory->attach()) {
        expectResponse = false;
    }
    if (expectResponse) {
        NUuid uuid;
        config.queryNotes->returnUuid = uuid.create();
        QString queryString = config.queryNotes->wrap();
        global.sharedMemory->write("CMDLINE_QUERY:" + queryString);

        int cnt = 0;
        int maxWait=10;
        QString tmpFile = global.fileManager.getTmpDirPath()+config.queryNotes->returnUuid+".txt";
        QFile responseFile(tmpFile);
        while (!responseFile.exists() && cnt<maxWait) {
            sleep(1);
            cnt++;
        }
        bool goodResponse = false;
        if (responseFile.exists()) {
            if (responseFile.open(QIODevice::ReadOnly)) {
               QTextStream in(&responseFile);
               while (!in.atEnd()) {
                  QString line = in.readLine();
                  std::cout << line.toStdString() << std::endl;
               }
               responseFile.close();
               goodResponse = true;
            }
        }
        if (!goodResponse)
            std::cout << QString(tr("No response received from NixNote.")).toStdString() << std::endl;
    } else {
        // The other NixNote isn't found, so we do the query ourself
        global.db = new DatabaseConnection("nixnote");  // Startup the database
        FilterCriteria *filter = new FilterCriteria();
        global.filterCriteria.append(filter);
        global.filterPosition = 0;
        FilterEngine engine;
        filter->setSearchString(config.queryNotes->query);
        QList<qint32> lids;
        engine.filter(filter, &lids);
        config.queryNotes->write(lids, "");
    }
    return 0;
}


// Add a note via the command line.  if Nixnote is running,