webapi-eca/js-coffee/config.js
2014-04-02 23:08:05 +02:00

152 lines
3.2 KiB
JavaScript

// Generated by CoffeeScript 1.7.1
/*
Configuration
=============
> Loads the configuration file and acts as an interface to it.
*/
(function() {
var exports, fetchProp, fs, loadConfigFile, path;
fs = require('fs');
path = require('path');
/*
Module call
-----------
Calling the module as a function will act as a constructor and load the config file.
It is possible to hand an args object with the properties nolog (true if no outputs shall
be generated) and configPath for a custom configuration file path.
@param {Object} args
*/
exports = module.exports = (function(_this) {
return function(args) {
args = args != null ? args : {};
if (args.nolog) {
_this.nolog = true;
}
if (args.configPath) {
loadConfigFile(args.configPath);
} else {
loadConfigFile(path.join('config', 'system.json'));
}
return module.exports;
};
})(this);
/*
Tries to load a configuration file from the path relative to this module's parent folder.
Reads the config file synchronously from the file system and try to parse it.
@private loadConfigFile
@param {String} configPath
*/
loadConfigFile = (function(_this) {
return function(configPath) {
var confProperties, e, prop, _i, _len;
_this.config = null;
confProperties = ['log', 'http-port', 'db-port'];
try {
_this.config = JSON.parse(fs.readFileSync(path.resolve(__dirname, '..', configPath)));
_this.isReady = true;
for (_i = 0, _len = confProperties.length; _i < _len; _i++) {
prop = confProperties[_i];
if (!_this.config[prop]) {
_this.isReady = false;
}
}
if (!_this.isReady && !_this.nolog) {
return console.error("Missing property in config file, requires:\n" + (" - " + (confProperties.join("\n - "))));
}
} catch (_error) {
e = _error;
_this.isReady = false;
if (!_this.nolog) {
return console.error("Failed loading config file: " + e.message);
}
}
};
})(this);
/*
Fetch a property from the configuration
@private fetchProp( *prop* )
@param {String} prop
*/
fetchProp = (function(_this) {
return function(prop) {
var _ref;
return (_ref = _this.config) != null ? _ref[prop] : void 0;
};
})(this);
/*
***Returns*** true if the config file is ready, else false
@public isReady()
*/
exports.isReady = (function(_this) {
return function() {
return _this.isReady;
};
})(this);
/*
***Returns*** the HTTP port
@public getHttpPort()
*/
exports.getHttpPort = function() {
return fetchProp('http-port');
};
/*
***Returns*** the DB port*
@public getDBPort()
*/
exports.getDbPort = function() {
return fetchProp('db-port');
};
/*
***Returns*** the log conf object
@public getLogConf()
*/
exports.getLogConf = function() {
return fetchProp('log');
};
/*
***Returns*** the crypto key
@public getCryptoKey()
*/
exports.getKeygenPassphrase = function() {
return fetchProp('keygen-passphrase');
};
}).call(this);