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feat(plugins): support for idVerifier added; more plugin struct checks

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This commit is contained in:
Damian Mee 2014-08-20 21:36:06 +02:00
parent 1aacec9df2
commit 609e414535
1 changed files with 27 additions and 4 deletions
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31
lib/plugins.js
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@ -40,14 +40,18 @@ exports.init = function init(databaseHandle) {
function loadPlugin(name, config) {
// plugins definitions
var moduleMethods = {
ticker: [ 'ticker' ],
trader: [ 'balance', 'purchase', 'sell' ],
wallet: [ 'balance', 'sendBitcoins' ]
wallet: [ 'balance', 'sendBitcoins' ],
idVerifier: [ 'verifyUser', 'verifyTransaction' ]
};
var plugin = null;
// each used plugin MUST be installed
try {
plugin = require('lamassu-' + name);
@ -55,6 +59,16 @@ function loadPlugin(name, config) {
throw new Error(name + ' module is not installed. Try running \'npm install --save lamassu-' + name + '\' first');
}
// each plugin MUST implement those
if (typeof plugin.SUPPORTED_MODULES !== 'undefined') {
if(plugin.SUPPORTED_MODULES === 'string')
plugin.SUPPORTED_MODULES = [plugin.SUPPORTED_MODULES];
if(!(plugin.SUPPORTED_MODULES instanceof Array))
throw new Error('\'' + name + '\' fails to implement *required* \'SUPPORTED_MODULES\' constant');
}
plugin.SUPPORTED_MODULES.forEach(function(moduleName) {
moduleMethods[moduleName].forEach(function(methodName) {
if (typeof plugin[methodName] !== 'function') {
@ -63,9 +77,18 @@ function loadPlugin(name, config) {
});
});
if (config !== null) {
plugin.config(config);
}
// each plugin SHOULD implement those
if (typeof plugin.NAME === 'undefined')
logger.warn(new Error('\'' + name + '\' fails to implement *recommended* \'NAME\' field'));
if (typeof plugin.config !== 'function') {
logger.warn(new Error('\'' + name + '\' fails to implement *recommended* \'config\' method'));
plugin.config = function() {};
} else if (config !== null)
plugin.config(config); // only when plugin supports it, and config is passed
return plugin;
};