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/*
* static.js: Top-level plugin exposing st's static server to flatiron app
*
* (C) 2012, Nodejitsu, Inc.
* MIT LICENSE
*
*/
var path = require('path'),
flatiron = require('../../flatiron'),
common = flatiron.common, st;
try {
//
// Attempt to require st.
//
st = require('st');
}
catch (ex) {
//
// Do nothing since this is a progressive enhancement
//
console.warn('flatiron.plugins.static requires the `st` module from npm');
console.warn('install using `npm install st`.');
console.trace();
process.exit(1);
}
exports.name = 'static';
exports.attach = function (options) {
var app = this;
options = options || {};
//
// Accept string `options`
//
if (typeof options === 'string') {
options = { root: options };
}
//
// Default overrides
//
options.passthrough = true;
//
// Url for static server
//
options.index = options.index || false;
options.dot = options.dot || false;
options.url = options.url || '/';
//
// Attempt to merge defaults passed to `app.use(flatiron.plugins.static)`
// with any additional configuration that may have been loaded
options = common.mixin(
{},
options,
app.config.get('static') || {}
);
app.config.set('static', options);
//
// `app.static` api to be used by other plugins
// to server static files
//
app.static = function (dir) {
options.path = dir;
app.http.before = app.http.before.concat(st(options));
}
// * `options.dir`: Explicit path to assets directory
// * `options.root`: Relative root to the assets directory ('/app/assets')
// * `app.root`: Relative root to the assets directory ('/app/assets')
if (options.dir || options.root || app.root) {
app._staticDir = options.dir
|| path.join(options.root || app.root, 'app', 'assets');
//
// Serve staticDir using middleware in union
//
app.static(app._staticDir);
}
}