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const _ = require('underscore');
const User = require('../models/user');
const joinAttributes = require('./internal/service.joinAttributes');
const includeGroupMembershipFor = require('./internal/service.includeGroupMembershipFor');
const search = require('./internal/service.search');
const truncateLogOutput = require('./internal/service.truncateLogOutput');
const pickAttributes = require('./internal/service.pickAttributes');
const getRequiredLdapAttributesForUser = require('./internal/service.getRequiredLdapAttributesForUser');
const getUserQueryFilter = require('./internal/service.getUserQueryFilter');
const getGroupMembershipForDN = require('./service.getGroupMembershipForDn');
let log = require('./internal/service.log');
let defaultAttributes = require('../configs/config.defaultAttributes');
/**
* Retrieves the specified user.
*
* @public
* @param {Object} [opts] Optional LDAP query string parameters to execute. { scope: '', filter: '', attributes: [ '', '', ... ], sizeLimit: 0, timelimit: 0 }
* @param {String} username The username to retrieve information about. Optionally can pass in the distinguishedName (dn) of the user to retrieve.
* @param {Boolean} [includeMembership] OBSOLETE; NOT NOT USE. Indicates if the results should include group memberships for the user. Defaults to false.
* @param {Function} callback The callback to execute when completed. callback(err: {Object}, user: {User})
*/
function findUser(opts, username, includeMembership, callback) {
if (typeof (includeMembership) === 'function') {
callback = includeMembership;
includeMembership = undefined;
}
if (typeof (username) === 'function') {
callback = username;
username = opts;
opts = undefined;
}
if (typeof (username) === 'boolean') {
includeMembership = username;
username = opts;
}
if (typeof (opts) === 'string') {
username = opts;
opts = undefined;
}
log.trace('findUser(%j,%s,%s)', opts, username, includeMembership);
var self = this;
return new Promise((resolve, reject) => {
var localOpts = _.defaults(_.omit(opts || {}, 'attributes'), {
filter: getUserQueryFilter.call(self, username),
scope: 'sub',
attributes: joinAttributes((opts || {}).attributes || defaultAttributes.user || [], getRequiredLdapAttributesForUser(opts))
});
search.call(self, localOpts, function onSearch(err, results) {
if (err) {
if (callback){
callback(err);
}
return reject(err);
}
if ((!results) || (results.length === 0)) {
log.warn('User "%s" not found for query "%s"', username, truncateLogOutput(localOpts.filter));
if (callback){
callback(null, {});
}
return resolve({});
}
var user = new User(pickAttributes(results[0], (opts || {}).attributes || defaultAttributes.user));
log.info('%d user(s) found for query "%s". Returning first user: %j', results.length, truncateLogOutput(localOpts.filter), user);
// Also retrieving user group memberships?
if (includeGroupMembershipFor(opts, 'user') || includeMembership) {
getGroupMembershipForDN.call(self, opts, user.dn, function (err, groups) {
if (err) {
if (callback){
callback(err);
}
return reject(err);
}
user.groups = groups;
self.emit('user', user);
if (callback){
callback(null, user);
}
return resolve(user);
});
}
else {
self.emit('user', user);
if(err){
if (callback){
callback(err);
}
return reject(err);
}
if(callback){
callback(null, user);
}
return resolve(user);
}
});
});
};
module.exports = findUser; |