Ejemplo n.º 1
0
int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
                    LPTSTR lpstrCmdLine, int nCmdShow) {
    g_hInstance = hInstance;
    json_value* appSettings = GetApplicationSettings();
    if (GetApplicationSettingsError().length()) {
        std::string error = GetApplicationSettingsError();
        error.append("\nApplication will terminate immediately. ");
        FatalError(NULL, error);
    }

    // Debugging options.
    bool show_console = (*appSettings)["debugging"]["show_console"];
    bool subprocess_show_console = (*appSettings)["debugging"]["subprocess_show_console"];
    std::string log_level = (*appSettings)["debugging"]["log_level"];
    std::string log_file = (*appSettings)["debugging"]["log_file"];
    log_file = GetAbsolutePath(log_file);
    
    // Initialize logging.
    if (std::wstring(lpstrCmdLine).find(L"--type=") != std::string::npos) {
        // This is a subprocess.
        InitializeLogging(subprocess_show_console, log_level, log_file);
    } else {
        // Main browser process.
        InitializeLogging(show_console, log_level, log_file);
    }

    // Command line arguments
    LPWSTR *argv;
    int argc;
    argv = CommandLineToArgvW(GetCommandLineW(), &argc);
    if (argv) {
        for (int i = 0; i < argc; i++) {
            std::string argument = WideToUtf8(std::wstring(argv[i]));
            size_t pos = argument.find("=");
            if (pos != std::string::npos) {
                std::string name = argument.substr(0, pos);
                std::string value = argument.substr(pos+1, std::string::npos);
                if (name == "--cgi-environment" && value.length()) {
                    g_cgiEnvironmentFromArgv.assign(value);
                }
            }
        }
    } else {
        LOG_WARNING << "CommandLineToArgvW() failed";
    }

    // CEF subprocesses.
    CefMainArgs main_args(hInstance);
    CefRefPtr<App> app(new App);
    int exit_code = CefExecuteProcess(main_args, app.get(), NULL);
    if (exit_code >= 0) {
        ShutdownLogging();
        return exit_code;
    }

    LOG_INFO << "--------------------------------------------------------";
    LOG_INFO << "Started application";

    if (log_file.length())
        LOG_INFO << "Logging to: " << log_file;
    else
        LOG_INFO << "No logging file set";
    LOG_INFO << "Log level = "
             << FILELog::ToString(FILELog::ReportingLevel());

    // Main window title option.
    std::string main_window_title = (*appSettings)["main_window"]["title"];
    if (main_window_title.empty())
        main_window_title = GetExecutableName();

    // Single instance guid option.
    const char* single_instance_guid =
            (*appSettings)["application"]["single_instance_guid"];
    if (single_instance_guid && single_instance_guid[0] != 0) {
        int guidSize = strlen(single_instance_guid) + 1;
        g_singleInstanceApplicationGuid = new wchar_t[guidSize];
        Utf8ToWide(single_instance_guid, g_singleInstanceApplicationGuid,
                   guidSize);
    }
    if (g_singleInstanceApplicationGuid
            && g_singleInstanceApplicationGuid[0] != 0) {
        g_singleInstanceApplication.Initialize(
                g_singleInstanceApplicationGuid);
	    if (g_singleInstanceApplication.IsRunning()) {
            HWND hwnd = FindWindow(g_singleInstanceApplicationGuid, NULL);
            if (hwnd) {
                if (IsIconic(hwnd))
                    ShowWindow(hwnd, SW_RESTORE);
                SetForegroundWindow(hwnd);
                return 0;
            }
        }
    }

    // Window class name.
    if (g_singleInstanceApplicationGuid) {
        swprintf_s(g_windowClassName, _countof(g_windowClassName), L"%s",
                   g_singleInstanceApplicationGuid);
    } else {
        swprintf_s(g_windowClassName, _countof(g_windowClassName), L"%s",
                   Utf8ToWide(GetExecutableName()).c_str());
    }

    if (!StartWebServer()) {
        FatalError(NULL, "Error while starting an internal local server.\n"
                   "Application will terminate immediately.");
    }

    CefSettings cef_settings;

    // log_file
    std::string chrome_log_file = (*appSettings)["chrome"]["log_file"];
    chrome_log_file = GetAbsolutePath(chrome_log_file);
    CefString(&cef_settings.log_file) = chrome_log_file;

    // log_severity
    std::string chrome_log_severity = (*appSettings)["chrome"]["log_severity"];
    cef_log_severity_t log_severity = LOGSEVERITY_DEFAULT;
    if (chrome_log_severity == "verbose") {
        log_severity = LOGSEVERITY_VERBOSE;
    } else if (chrome_log_severity == "info") {
        log_severity = LOGSEVERITY_INFO;
    } else if (chrome_log_severity == "warning") {
        log_severity = LOGSEVERITY_WARNING;
    } else if (chrome_log_severity == "error") {
        log_severity = LOGSEVERITY_ERROR;
    } else if (chrome_log_severity == "disable") {
        log_severity = LOGSEVERITY_DISABLE;
    }
    cef_settings.log_severity = log_severity;

    // cache_path
    std::string cache_path = (*appSettings)["chrome"]["cache_path"];
    cache_path = GetAbsolutePath(cache_path);
    CefString(&cef_settings.cache_path) = cache_path;

    // remote_debugging_port
    // A value of -1 will disable remote debugging.
    int remote_debugging_port = static_cast<long>(
            (*appSettings)["chrome"]["remote_debugging_port"]);
    if (remote_debugging_port == 0) {
        remote_debugging_port = random(49152, 65535+1);
        int i = 100;
        while (((i--) > 0) && remote_debugging_port == GetWebServerPort()) {
            remote_debugging_port = random(49152, 65535+1);
        }
    }
    if (remote_debugging_port > 0) {
        LOG_INFO << "remote_debugging_port = " << remote_debugging_port;
        cef_settings.remote_debugging_port = remote_debugging_port;
    }

    // Sandbox support
    cef_settings.no_sandbox = true;

    CefInitialize(main_args, cef_settings, app.get(), NULL);
    CreateMainWindow(hInstance, nCmdShow, main_window_title);
    CefRunMessageLoop();
    CefShutdown();

    LOG_INFO << "Ended application";
    LOG_INFO << "--------------------------------------------------------";

    ShutdownLogging();

    return 0;
}