clout-flash

clout-flash

Install

In the directory of your clout-js application, do the following;

• Install this package

npm install clout-flash

• Add this module to package.json

{
    ...
    "modules": ["clout-flash"]
    ...
}

Usage

After the installation of this module, all APIs and Controllers will have access to a req.flash() function for flash messages.

req.flash(); // returns and unsets data [@type: Object]
req.flash('info'); // returns and unsets data for key `info` [@type: Array]
req.flash('info', 'This is a test message'); // sets data for key `info`

• Setting a flash value

{
    path: '/flash',
    method: 'GET',
    description: 'Set a flash message',
    fn: function (req, res, next) {
        req.flash();
        req.flash('info', 'This is a test message');
        // supports arbitrary formatting using `util.format()`
        req.flash('error', 'Error: %s', 'Your error message');
        res.redirect('/');
    }
}

• Getting a flash value

{
    path: '/:type',
    method: 'GET',
    description: 'Get a flash message for `type`',
    fn: function (req, res, next) {
        var infoMsg = req.flash(req.params.type);
        res.ok(infoMsg);
    }
}