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util.js
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util.js
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var jwt = require('jsonwebtoken');
var util = {};
util.successTrue = function(data){
return {
success:true,
message:null,
errors:null,
data:data
};
};
util.successFalse = function(err, message){
if(!err&&!message) message = 'data not found';
return {
success:false,
message:message,
errors:(err)? util.parseError(err): null,
data:null
};
};
util.parseError = function(errors){
var parsed = {};
if(errors.name == 'ValidationError'){
for(var name in errors.errors){
var validationError = errors.errors[name];
parsed[name] = { message:validationError.message };
}
} else if(errors.code == '11000' && errors.errmsg.indexOf('username') > 0) {
parsed.username = { message:'This username already exists!' };
} else {
parsed.unhandled = errors;
}
return parsed;
};
// middlewares
util.isLoggedin = function(req,res,next){
var token = req.headers['x-access-token'];
if (!token) return res.json(util.successFalse(null,'token is required!'));
else {
jwt.verify(token, process.env.JWT_SECRET, function(err, decoded) {
if(err) return res.json(util.successFalse(err));
else{
req.decoded = decoded;
next();
}
});
}
};
module.exports = util;