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Clean up some code and move document stores into subfolder

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This commit is contained in:
John Crepezzi 2012-01-21 15:19:55 -05:00
parent 483fce891d
commit f37d1ad401
10 changed files with 92 additions and 44 deletions
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60
lib/file_document_store.js
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@ -1,60 +0,0 @@
var fs = require('fs');
var crypto = require('crypto');
var winston = require('winston');
// For storing in files
// options[type] = file
// options[path] - Where to store
var FileDocumentStore = function(options) {
this.basePath = options.path || './data';
this.expire = options.expire;
};
// Generate md5 of a string
FileDocumentStore.md5 = function(str) {
var md5sum = crypto.createHash('md5');
md5sum.update(str);
return md5sum.digest('hex');
};
// Save data in a file, key as md5 - since we don't know what we could be passed here
FileDocumentStore.prototype.set = function(key, data, callback, skipExpire) {
try {
var _this = this;
fs.mkdir(this.basePath, '700', function() {
fs.writeFile(_this.basePath + '/' + _this.md5(key), data, 'utf8', function(err) {
if (err) {
callback(false);
}
else {
callback(true);
if (_this.expire && !skipExpire) {
winston.warn('file store cannot set expirations on keys');
}
}
});
});
} catch(err) {
callback(false);
}
};
// Get data from a file from key
FileDocumentStore.prototype.get = function(key, callback, skipExpire) {
var _this = this;
fs.readFile(this.basePath + '/' + _this..md5(key), 'utf8', function(err, data) {
if (err) {
callback(false);
}
else {
callback(data);
if (_this.expire && !skipExpire) {
winston.warn('file store cannot set expirations on keys');
}
}
});
};
module.exports = FileDocumentStore;