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Storage.js
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Storage.js
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/*
* Copyright 2014 XWiki SAS
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
var MongoClient = require('mongodb').MongoClient;
var MONGO_URI = "mongodb://demo_user:[email protected]:27769/demo_database";
var COLLECTION_NAME = 'cryptpad';
var insert = function (coll, channelName, content, cb) {
var val = {chan: channelName, msg:content, time: (new Date()).getTime()};
coll.insertOne(val, {}, function (err, r) {
if (err || (r.insertedCount !== 1)) {
console.log('failed to insert ' + err);
return;
}
cb();
});
};
var getMessages = function (coll, channelName, cb) {
coll.find({chan:channelName}).sort( { _id: 1 } ).forEach(function (doc) {
cb(doc.msg);
}, function (err) {
if (!err) { return; }
console.log('error ' + err);
});
};
module.exports.create = function (conf, cb) {
MongoClient.connect(conf.mongoUri, function(err, db) {
var coll = db.collection(conf.mongoCollectionName);
if (err) { throw err; }
cb({
message: function (channelName, content, cb) {
insert(coll, channelName, content, cb);
},
getMessages: function (channelName, msgHandler) {
getMessages(coll, channelName, msgHandler);
}
});
});
};