}, function(err, data) {
if (err) {
util.logger.error(err, 'failed on S3.deleteObjects()');
next.ifError(new restify.InternalServerError('failed while deleting S3 objects'));
}
return next(res.send({ success: true }));
});
File.count({ randomness: random, name: name, ext: ext }, function(err, count) {
if (err) {
util.logger.error(err, 'failed on File.count()');
next.ifError(new restify.InternalServerError('failed while reading from database'));
}
callback(count !== 0);
});
file.save(function(err) {
if (err) {
util.logger.error(err, 'failed on File.save()');
next.ifError(new restify.InternalServerError('failed while saving to database'));
}
callback();
});
util.s3.getSignedUrl(operation, options, function(err, data) {
if (err) {
util.logger.error(err, 'failed on S3.getSignedUrl()');
next.ifError(new restify.InternalServerError('failed while signing S3 operation'));
}
return next(res.send({ signedUrl: data }));
});
User.count({ name: name }, function(err, count) {
if (err) {
util.logger.error(err, 'failed on User.count()');
next.ifError(new restify.InternalServerError('failed while reading from database'));
}
callback(count !== 0);
});
User.findOne({ name: name }, function(err, user) {
if (err) {
util.logger.error(err, 'failed on User.findOne()');
next.ifError(new restify.InternalServerError('failed while reading from database'));
}
callback(user);
});
util.s3.createBucket({Bucket: util.getBucket(one.name)}, function(err) {
if (err) {
util.logger.error(err, 'failed on S3.createBucket()');
next.ifError(new restify.InternalServerError('failed while creating S3 object'));
}
return next(res.send({ success: true }));
});
module.exports.read = function(bucket, random, key, next, res) {
util.logger.info('reading [%s]/%s', random, key);
util.s3.headObject({ Bucket: bucket, Key: random + '/' + key }, function(err, data) {
if (err) {
util.logger.error(err, 'failed on S3.headObject()');
next.ifError(new restify.NotFoundError('file not found inside S3'));
}
});
util.s3.getObject({ Bucket: bucket, Key: random + '/' + key }).createReadStream().pipe(res);
};
File.findOne({ randomness: random, name: name, ext: ext }, function(err, file) {
if (err) {
util.logger.error(err, 'failed on File.findOne()');
next.ifError(new restify.InternalServerError('failed while reading from database'));
}
file.lastUpdate = new Date;
file.save(function(err) {
if (err) {
util.logger.error(err, 'failed on File.save()');
next.ifError(new restify.InternalServerError('failed while saving to database'));
}
callback();
});
});
module.exports.transform = function(bucket, random, key, extra, next, res) {
var functions;
try {
var decoded = decodeURIComponent(extra);
if (decoded.indexOf('"image_identifier"') === -1) throw new Error('image_identifier missing');
functions = JSON.parse(decoded);
util.logger.info('reading [%s]/%s with extrargs %s', random, key, decoded);
} catch (err) {
next.ifError(new restify.BadRequestError('x=BLITLINE_FUNCTIONS_BAD'));
}
util.blitline.addJob({
application_id: process.env.BLITLINE || config.blitline,
src: 'http://s3-' + config.awsRegion + '.amazonaws.com/' + bucket + '/' + random + '/' + key,
postback_url: config.host + '/blitline',
functions: [functions]
});
util.blitline.postJobs(function(blitline) {
if (Boolean(blitline.results[0].error)) {
next.ifError(new restify.BadRequestError(blitline.results[0].error));
}
var pending = blitline.results[0].job_id;
var ws = wsClient(process.env.BACK_WSS || config.backwss);
ws.on('success', function(job) {
if (pending === job) {
http.get(blitline.results[0].images[0].s3_url, function(response) {
response.on('error', function(err) {
util.logger.error(err, 'failed on retrieving the transformed result');
next.ifError(new restify.InternalServerError('failure during file\'s transformation'));
});
response.pipe(res);
});
}
});
ws.on('failure', function(error) {
if (pending === error.job) next.ifError(new restify.BadRequestError(error.reason));
});
});
};
File.remove({ randomness: random, name: name, ext: ext }, function(err, file) {
if (err) {
util.logger.error(err, 'failed on File.remove()');
next.ifError(new restify.InternalServerError('failed while saving to database'));
}
util.s3.deleteObjects({
Bucket: bucket,
Delete: { Objects: [{ Key: random + '/' + key }] }
}, function(err, data) {
if (err) {
util.logger.error(err, 'failed on S3.deleteObjects()');
next.ifError(new restify.InternalServerError('failed while deleting S3 objects'));
}
return next(res.send({ success: true }));
});
});
util.s3.headObject({ Bucket: bucket, Key: random + '/' + key }, function(err, data) {
if (err) {
util.logger.error(err, 'failed on S3.headObject()');
next.ifError(new restify.NotFoundError('file not found inside S3'));
}
});
response.on('error', function(err) {
util.logger.error(err, 'failed on retrieving the transformed result');
next.ifError(new restify.InternalServerError('failure during file\'s transformation'));
});