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| 'use strict';
var async = require('async');
var extend = require('../helpers/clone-extend').extend;
var strings = require('../strings');
/**
* Retrieves Stormpath settings from the API service, and ensures the local
* configuration object properly reflects these settings.
*
* @class
*/
function EnrichIntegrationFromRemoteConfigStrategy (clientFactory) {
this.clientFactory = clientFactory;
}
EnrichIntegrationFromRemoteConfigStrategy.prototype._resolveApplication = function (config, callback) {
var application = config.application;
if (!application || !application.href || !application.getAccountStoreMappings) {
callback(new Error(strings.UNABLE_TO_RESOLVE_APP));
} else {
callback(null, config.application);
}
};
EnrichIntegrationFromRemoteConfigStrategy.prototype._validateAccountStore = function (config, app, callback) {
app.getAccountStoreMappings(function (err, mappings) {
Iif (err) {
return callback(err);
}
if (mappings.size === 0) {
return callback(new Error(strings.NO_ACCOUNT_STORES_MAPPED));
} else if (config.web.register.enabled && app.defaultAccountStoreMapping === null) {
return callback(new Error(strings.NO_DEFAULT_ACCOUNT_STORE_MAPPED));
}
callback(null, app);
});
};
// Returns the OAuth policy of the Stormpath Application.
EnrichIntegrationFromRemoteConfigStrategy.prototype._enrichWithOAuthPolicy = function (app, callback) {
app.getOAuthPolicy(function(err, policy) {
Iif (err) {
return callback(err);
}
app.oAuthPolicy = policy;
return callback(null, app);
});
};
// Iterate over all account stores on the given Application, looking for all
// Social providers. We'll then create a config.providers array which we'll
// use later on to dynamically populate all social login configurations ^^
EnrichIntegrationFromRemoteConfigStrategy.prototype._enrichWithSocialProviders = function (config, application, callback) {
application.getAccountStoreMappings(function(err, mappings) {
Iif (err) {
return callback(err);
}
Eif (!config.web.social) {
config.web.social = {};
}
mappings.each(function (mapping, next) {
mapping.getAccountStore(function (err, accountStore) {
Iif (err) {
return next(err);
}
// Iterate directories
Eif (/\/directories/.test(accountStore.href)) {
accountStore.getProvider(function(err, remoteProvider) {
Iif (err) {
return next(err);
}
var providerId = remoteProvider.providerId;
// If the provider isn't a Stormpath, AD, or LDAP directory it's a social directory.
Eif (['stormpath', 'ad', 'ldap'].indexOf(providerId) === -1) {
// Remove unnecessary properties that clutter our config.
delete remoteProvider.href;
delete remoteProvider.createdAt;
delete remoteProvider.updatedAt;
var localProvider = config.web.social[providerId];
Eif (!localProvider) {
localProvider = config.web.social[providerId] = {};
}
Eif (!localProvider.uri) {
localProvider.uri = '/callbacks/' + remoteProvider.providerId;
}
/**
* "localScope" backwards compatibility code to preserve locally
* defined scope options. Soon developers will specify their
* required scope on the directory provider resource. But in the
* meantime, we should not overwrite what they've provided locally.
*/
var localScope;
Iif (localProvider.scope) {
localScope = localProvider.scope;
}
extend(remoteProvider, { enabled: true });
extend(localProvider, remoteProvider);
Iif (localScope) {
localProvider.scope = localScope;
}
}
next();
});
} else {
next();
}
});
}, function(err) {
callback(err, application);
});
});
};
// Finds and returns an Application's default Account Store (Directory)
// object. If one doesn't exist, nothing will be returned.
EnrichIntegrationFromRemoteConfigStrategy.prototype._resolveDirectoryHref = function (app, callback) {
var outerScope = this;
app.getAccountStoreMappings(function(err, mappings) {
Iif (err) {
return callback(err);
}
mappings.detect(function(mapping, detectCallback) {
detectCallback(mapping.isDefaultAccountStore);
}, function(defaultMapping) {
if (defaultMapping) {
var href = defaultMapping.accountStore.href;
Eif (href.match(/directories/)) {
return callback(null, href);
}
if (href.match(/group/)) {
outerScope.client.getGroup(href, function(err, group) {
return callback(err, group && group.directory.href);
});
} else {
return callback(null, null);
}
} else {
return callback(null, null);
}
});
});
};
// Pulls down all of a Directory's configuration settings,
// and applies them to the local configuration.
EnrichIntegrationFromRemoteConfigStrategy.prototype._enrichWithDirectoryPolicies = function (client, config, directoryHref, callback) {
if (!directoryHref) {
return callback(null, null);
}
// Helper method that checks if a status is set to "enabled".
var isEnabled = function (status) {
return status === 'ENABLED';
};
// Returns the callback immediately if there is an error.
// Continues processing if there isn't.
var stopIfError = function (process) {
return function (err, result) {
Iif (err) {
callback(err);
} else {
process(result);
}
}
};
// Enrich config with with directory policies.
client.getDirectory(directoryHref, { expand: 'passwordPolicy,accountCreationPolicy' }, stopIfError(function (directory) {
var resetEmailStatusEnabled = isEnabled(directory.passwordPolicy.resetEmailStatus);
var verificationEmailStatusEnabled = isEnabled(directory.accountCreationPolicy.verificationEmailStatus);
// Enrich config with account policies.
extend(config, {
web: {
forgotPassword: {
enabled: config.web.forgotPassword.enabled === false ? false : resetEmailStatusEnabled
},
changePassword: {
enabled: config.web.changePassword.enabled === false ? false : resetEmailStatusEnabled
},
verifyEmail: {
enabled: config.web.verifyEmail.enabled === false ? false : verificationEmailStatusEnabled
}
}
});
// Validate that auto login and email verification aren't enabled at the same time.
if (config.web.register.autoLogin && config.web.verifyEmail.enabled) {
return callback(new Error(strings.CONFLICTING_AUTO_LOGIN_AND_EMAIL_VERIFICATION_CONFIG));
}
// Enrich config with password policies.
directory.getPasswordPolicy(stopIfError(function (policy) {
policy.getStrength(stopIfError(function (strength) {
// Remove the href property from the Strength Resource, we don't want
// this to clutter up our nice passwordPolicy configuration
// dictionary!
delete strength.href;
config.passwordPolicy = strength;
callback(null, null);
}));
}));
}));
};
EnrichIntegrationFromRemoteConfigStrategy.prototype.process = function (config, callback) {
var tasks = [];
Iif (config.skipRemoteConfig) {
return callback(null, config);
}
var client = this.client = this.clientFactory(config);
Eif (config.application && config.application.href) {
tasks = tasks.concat([
this._resolveApplication.bind(this, config),
this._validateAccountStore.bind(this, config),
this._enrichWithOAuthPolicy.bind(this),
this._enrichWithSocialProviders.bind(this, config),
this._resolveDirectoryHref.bind(this),
this._enrichWithDirectoryPolicies.bind(this, client, config)
]);
}
client.on('error', function (err) {
callback(err);
});
client.on('ready', function () {
async.waterfall(tasks, function (err) {
callback(err, err ? null : config);
});
});
};
module.exports = EnrichIntegrationFromRemoteConfigStrategy;
|