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uploader.js
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uploader.js
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var Db = require('mongodb').Db,
Connection = require('mongodb').Connection,
Server = require('mongodb').Server,
GridStore = require('mongodb').GridStore,
// BSON = require('../lib/mongodb').BSONPure;
BSON = require('mongodb').BSONNative;
var Q = require('q');
var t = 0;
var fs = require('fs');
var pathToFiles = "/Users/grender/Desktop/Music/The American Dollar_AMS8/A Memory Stream/"
var filesToUpload = fs.readdirSync(pathToFiles);
var db1 = new Db('musicBase', new Server('localhost', Connection.DEFAULT_PORT, {}), {
native_parser: true
});
function uploadFileToBase(db, filePath, fileNameInDb) {
var defer = Q.defer();
var gridStore = new GridStore(db, fileNameInDb, "w");
gridStore.open(function(err, gridStore) {
console.log(fileNameInDb + " opened");
if (err) defer.reject(err);
var fileData = fs.readFileSync(filePath, 'binary');
gridStore.write(fileData,
function(err, gridStore) {
if (err) defer.reject(err);
gridStore.close(function(err, result) {
if (err) defer.reject(err);
defer.resolve();
console.log(fileNameInDb + " closed");
});
});
});
return defer.promise;
}
db1.open(function(err, db) {
var defer;
var parentDefer = Q.defer();
defer = parentDefer;
for (var i = 0; i < filesToUpload.length; i++) {
var fileName = pathToFiles + filesToUpload[i];
(function(i) {
defer = Q.when(defer,
function() {
return uploadFileToBase(db1, fileName, "music" + i);
});
})(i);
};
parentDefer.resolve();
});