slush-meanjs/templates/crud-module/express-module/app/controllers/_.server.controller.js

A slush generator to scaffold MEAN Apps. Inspired by http://meanjs.org

'use strict';

/**
 * Module dependencies.
 */
var mongoose = require('mongoose'),
	<%= classifiedSingularName %> = mongoose.model('<%= classifiedSingularName %>'),
	_ = require('lodash');

/**
 * Get the error message from error object
 */
var getErrorMessage = function(err) {
	var message = '';

	if (err.code) {
		switch (err.code) {
			case 11000:
			case 11001:
				message = '<%= humanizedSingularName %> already exists';
				break;
			default:
				message = 'Something went wrong';
		}
	} else {
		for (var errName in err.errors) {
			if (err.errors[errName].message) message = err.errors[errName].message;
		}
	}

	return message;
};

/**
 * Create a <%= humanizedSingularName %>
 */
exports.create = function(req, res) {
	var <%= camelizedSingularName %> = new <%= classifiedSingularName %>(req.body);
	<%= camelizedSingularName %>.user = req.user;

	<%= camelizedSingularName %>.save(function(err) {
		if (err) {
			return res.send(400, {
				message: getErrorMessage(err)
			});
		} else {
			res.jsonp(<%= camelizedSingularName %>);
		}
	});
};

/**
 * Show the current <%= humanizedSingularName %>
 */
exports.read = function(req, res) {
	res.jsonp(req.<%= camelizedSingularName %>);
};

/**
 * Update a <%= humanizedSingularName %>
 */
exports.update = function(req, res) {
	var <%= camelizedSingularName %> = req.<%= camelizedSingularName %>;

	<%= camelizedSingularName %> = _.extend(<%= camelizedSingularName %>, req.body);

	<%= camelizedSingularName %>.save(function(err) {
		if (err) {
			return res.send(400, {
				message: getErrorMessage(err)
			});
		} else {
			res.jsonp(<%= camelizedSingularName %>);
		}
	});
};

/**
 * Delete an <%= humanizedSingularName %>
 */
exports.delete = function(req, res) {
	var <%= camelizedSingularName %> = req.<%= camelizedSingularName %>;

	<%= camelizedSingularName %>.remove(function(err) {
		if (err) {
			return res.send(400, {
				message: getErrorMessage(err)
			});
		} else {
			res.jsonp(<%= camelizedSingularName %>);
		}
	});
};

/**
 * List of <%= humanizedPluralName %>
 */
exports.list = function(req, res) {
	<%= classifiedSingularName %>.find().sort('-created').populate('user', 'displayName').exec(function(err, <%= camelizedPluralName %>) {
		if (err) {
			return res.send(400, {
				message: getErrorMessage(err)
			});
		} else {
			res.jsonp(<%= camelizedPluralName %>);
		}
	});
};

/**
 * <%= humanizedSingularName %> middleware
 */
exports.<%= camelizedSingularName %>ByID = function(req, res, next, id) {
	<%= classifiedSingularName %>.findById(id).populate('user', 'displayName').exec(function(err, <%= camelizedSingularName %>) {
		if (err) return next(err);
		if (!<%= camelizedSingularName %>) return next(new Error('Failed to load <%= humanizedSingularName %> ' + id));
		req.<%= camelizedSingularName %> = <%= camelizedSingularName %>;
		next();
	});
};

/**
 * <%= humanizedSingularName %> authorization middleware
 */
exports.hasAuthorization = function(req, res, next) {
	if (req.<%= camelizedSingularName %>.user.id !== req.user.id) {
		return res.send(403, 'User is not authorized');
	}
	next();
};