69 lines
1.8 KiB
JavaScript
69 lines
1.8 KiB
JavaScript
/*!
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* Module dependencies.
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*/
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var loopback = require('../loopback');
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var async = require('async');
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/*!
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* Export the middleware.
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*/
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module.exports = rest;
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/**
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* Expose models over REST.
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*
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* For example:
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* ```js
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* app.use(loopback.rest());
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* ```
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* For more information, see [Exposing models over a REST API](http://docs.strongloop.com/display/DOC/Exposing+models+over+a+REST+API).
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* @header loopback.rest()
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*/
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function rest(options) {
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options = options || {};
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var tokenParser = null;
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var contextHandler = null;
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if (options.context) {
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var contextOptions = options.context;
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if(typeof contextOptions !== 'object') {
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contextOptions = {};
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}
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contextHandler = loopback.context(contextOptions);
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}
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return function restApiHandler(req, res, next) {
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var app = req.app;
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var handler = app.handler('rest');
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if (req.url === '/routes') {
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return res.send(handler.adapter.allRoutes());
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} else if (req.url === '/models') {
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return res.send(app.remotes().toJSON());
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}
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var handlers = [];
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if (options.context) {
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handlers.push(contextHandler);
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}
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if (app.isAuthEnabled) {
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if (!tokenParser) {
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// NOTE(bajtos) It would be better to search app.models for a model
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// of type AccessToken instead of searching all loopback models.
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// Unfortunately that's not supported now.
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// Related discussions:
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// https://github.com/strongloop/loopback/pull/167
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// https://github.com/strongloop/loopback/commit/f07446a
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var AccessToken = loopback.getModelByType(loopback.AccessToken);
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tokenParser = loopback.token({ model: AccessToken });
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handlers.push(tokenParser);
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}
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}
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handlers.push(handler);
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async.eachSeries(handlers, function(handler, done) {
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handler(req, res, done);
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}, next);
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};
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}
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