express-restify-mt-mongoose/lib/middleware/ensureContentType.js

Easily create a flexible REST interface for mongoose models

'use strict';

module.exports = function (options) {
  var errorHandler = require('../errorHandler')(options);

  return function ensureContentType(req, res, next) {
    var ct = req.headers['content-type'];

    if (!ct) {
      return errorHandler(req, res, next)(new Error('missing_content_type'));
    }

    if (ct.indexOf('application/json') === -1) {
      return errorHandler(req, res, next)(new Error('invalid_content_type'));
    }

    next();
  };
};
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