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'use strict'; |
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var userModel = require('../database').models.user; |
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var create = function (data, callback){ |
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var newUser = new userModel(data); |
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newUser.save(callback); |
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}; |
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var findOne = function (data, callback){ |
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userModel.findOne(data, callback); |
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} |
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var findById = function (id, callback){ |
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userModel.findById(id, callback); |
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} |
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/** |
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* Find a user, and create one if doesn't exist already. |
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* This method is used ONLY to find user accounts registered via Social Authentication. |
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* |
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*/ |
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var findOrCreate = function(data, callback){ |
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findOne({'socialId': data.id}, function(err, user){ |
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if(err) { return callback(err); } |
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if(user){ |
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return callback(err, user); |
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} else { |
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var userData = { |
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username: data.displayName, |
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socialId: data.id, |
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picture: data.photos[0].value || null |
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}; |
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// To avoid expired Facebook CDN URLs |
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// Request user's profile picture using user id |
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// @see http://stackoverflow.com/a/34593933/6649553 |
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if(data.provider == "facebook" && userData.picture){ |
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userData.picture = "http://graph.facebook.com/" + data.id + "/picture?type=large"; |
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} |
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create(userData, function(err, newUser){ |
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callback(err, newUser); |
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}); |
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} |
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}); |
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} |
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/** |
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* A middleware allows user to get access to pages ONLY if the user is already logged in. |
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* |
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*/ |
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var isAuthenticated = function (req, res, next) { |
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if(req.isAuthenticated()){ |
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next(); |
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}else{ |
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res.redirect('/'); |
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} |
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} |
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module.exports = { |
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create, |
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findOne, |
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findById, |
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findOrCreate, |
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isAuthenticated |
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}; |
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OmarElGabry /
chat.io
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