1
0
mirror of https://github.com/node-red/node-red.git synced 2023-10-10 13:36:53 +02:00
node-red/red/api/auth/permissions.js

59 lines
1.5 KiB
JavaScript
Raw Normal View History

2014-12-10 15:16:07 +01:00
/**
2014-12-10 15:58:53 +01:00
* Copyright 2015 IBM Corp.
2014-12-10 15:16:07 +01:00
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
var util = require('util');
var readRE = /^((.+)\.)?read$/
var writeRE = /^((.+)\.)?write$/
2014-12-10 15:16:07 +01:00
function hasPermission(userScope,permission) {
var i;
if (util.isArray(userScope)) {
if (userScope.length === 0) {
return false;
}
for (i=0;i<userScope.length;i++) {
if (!hasPermission(userScope[i],permission)) {
return false;
}
}
return true;
2014-12-10 15:16:07 +01:00
}
if (userScope == "*") {
2014-12-10 15:16:07 +01:00
return true;
}
if (util.isArray(permission)) {
for (i=0;i<permission.length;i++) {
if (!hasPermission(userScope,permission[i])) {
return false;
}
}
return true;
2014-12-10 15:16:07 +01:00
}
if (userScope == "read") {
return readRE.test(permission);
} else {
return false; // anything not allowed is disallowed
}
2014-12-10 15:16:07 +01:00
}
module.exports = {
hasPermission: hasPermission,
}