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A little improvment for the Express middleware :) #92

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A little improvment for the Express middleware :) #92

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41 changes: 22 additions & 19 deletions lib/Express.js
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Original file line number Diff line number Diff line change
@@ -1,40 +1,43 @@
var orm = require("./ORM");
var _models = {};
var _db = null;
var orm = require("./ORM");

var dbReady = null;

module.exports = function (uri, opts) {
var _db = null;
var _models = {};

opts = opts || {};

orm.connect(uri, function (err, db) {
if (err) {
if (typeof opts.error == "function") {
opts.error(err);
} else {
throw err;
}
return;
}

if (Array.isArray(_db)) {
_db.push(db);
} else if (_db !== null) {
_db = [ _db, db ];
} else {
_db = db;
}
_db = db;
if (typeof opts.define == "function") {
opts.define(db, _models);
opts.define(db, _models, function () {
if (Object.keys(_models).length > 0) {
_db = _models;
}
});
}
if(typeof(dbReady) == 'function') {
dbReady();
}
});

return function ORM(req, res, next) {
if (req.hasOwnProperty("models")) {
if(_db) {
req.db = _db;
return next();
} else {
dbReady = function dbReady () {
req.db = _db;
return next();
}
}

req.models = _models;
req.db = _db;

return next();
};
};