76 lines
2.0 KiB
JavaScript
76 lines
2.0 KiB
JavaScript
/*!
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* Module dependencies.
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*/
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var loopback = require('../../lib/loopback');
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var async = require('async');
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var deprecate = require('depd')('loopback');
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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() {
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var handlers; // Cached handlers
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return function restApiHandler(req, res, next) {
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var app = req.app;
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var registry = app.registry;
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// added for https://github.com/strongloop/loopback/issues/1134
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if (app.get('legacyExplorer') !== false) {
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deprecate(
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'Routes "/methods" and "/models" are considered dangerous and should not be used.\n' +
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'Disable them by setting "legacyExplorer=false" in "server/config.json" or via "app.set()".'
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);
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if (req.url === '/routes') {
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return res.send(app.handler('rest').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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}
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if (!handlers) {
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handlers = [];
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var remotingOptions = app.get('remoting') || {};
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var contextOptions = remotingOptions.context;
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if (contextOptions !== false) {
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if (typeof contextOptions !== 'object') {
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contextOptions = {};
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}
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handlers.push(loopback.context(contextOptions));
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}
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if (app.isAuthEnabled) {
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var AccessToken = registry.getModelByType('AccessToken');
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handlers.push(loopback.token({ model: AccessToken, app: app }));
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}
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handlers.push(function(req, res, next) {
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// Need to get an instance of the REST handler per request
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return app.handler('rest')(req, res, next);
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});
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}
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if (handlers.length === 1) {
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return handlers[0](req, res, next);
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}
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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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