open()

bool MayaFlux::IO::TextFileWriter::open ( const std::string &  filepath, FileWriteOptions  options  )

overridevirtual

Open a file for writing.

Parameters

filepath	Path to the file
options	Write options (append, create, truncate, etc.)

Returns

true if successful

Implements MayaFlux::IO::FileWriter.

Definition at line 26 of file TextFileWriter.cpp.

{
    std::lock_guard lock(m_mutex);
 
    if (m_is_open) {
        close();
    }
 
    m_filepath = filepath;
    m_options = options;
 
    std::ios_base::openmode mode = std::ios_base::out;
 
    if ((options & FileWriteOptions::APPEND) != FileWriteOptions::NONE) {
        mode |= std::ios_base::app;
    }
 
    if ((options & FileWriteOptions::TRUNCATE) != FileWriteOptions::NONE) {
        mode |= std::ios_base::trunc;
    }
 
    try {
        std::filesystem::path path(filepath);
        if (auto parent = path.parent_path(); !parent.empty()) {
            std::filesystem::create_directories(parent);
        }
    } catch (const std::filesystem::filesystem_error& e) {
        m_last_error = std::string("Failed to create directories: ") + e.what();
        return false;
    }
 
    m_file.open(filepath, mode);
 
    if (!m_file.is_open()) {
        m_last_error = "Failed to open file: " + filepath;
        return false;
    }
 
    m_is_open = true;
    m_bytes_written = 0;
 
    if ((options & FileWriteOptions::APPEND) != FileWriteOptions::NONE) {
        try {
            m_bytes_written = std::filesystem::file_size(filepath);
        } catch (...) {
            m_bytes_written = 0;
        }
    }
 
    return true;
}

References MayaFlux::IO::APPEND, close(), m_bytes_written, m_file, m_filepath, m_is_open, m_last_error, m_mutex, m_options, MayaFlux::IO::NONE, parent, and MayaFlux::IO::TRUNCATE.

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