| /** |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you 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. |
| */ |
| |
| // contains PLIST utility functions |
| const _ = require('underscore'); |
| const plist = require('plist'); |
| |
| // adds node to doc at selector |
| module.exports.graftPLIST = graftPLIST; |
| function graftPLIST (doc, xml, selector) { |
| const obj = plist.parse(`<plist>${xml}</plist>`); |
| const node = doc[selector]; |
| |
| if (node && Array.isArray(node) && Array.isArray(obj)) { |
| const isNew = item => !node.some(nodeChild => nodeEqual(item, nodeChild)); |
| doc[selector] = node.concat(obj.filter(isNew)); |
| } else { |
| // plist uses objects for <dict>. If we have two dicts we merge them instead of |
| // overriding the old one. See CB-6472 |
| const isDict = o => _.isObject(o) && !_.isDate(o); // arrays checked above |
| if (isDict(node) && isDict(obj)) _.extend(obj, node); |
| |
| doc[selector] = obj; |
| } |
| |
| return true; |
| } |
| |
| // removes node from doc at selector |
| module.exports.prunePLIST = prunePLIST; |
| function prunePLIST (doc, xml, selector) { |
| const obj = plist.parse(`<plist>${xml}</plist>`); |
| |
| pruneObject(doc, selector, obj); |
| |
| return true; |
| } |
| |
| function pruneObject (doc, selector, fragment) { |
| if (Array.isArray(fragment) && Array.isArray(doc[selector])) { |
| let empty = true; |
| |
| for (const i in fragment) { |
| for (const j in doc[selector]) { |
| empty = pruneObject(doc[selector], j, fragment[i]) && empty; |
| } |
| } |
| |
| if (empty) { |
| delete doc[selector]; |
| return true; |
| } |
| } else if (nodeEqual(doc[selector], fragment)) { |
| delete doc[selector]; |
| return true; |
| } |
| |
| return false; |
| } |
| |
| function nodeEqual (node1, node2) { |
| if (typeof node1 !== typeof node2) { |
| return false; |
| } else if (typeof node1 === 'string') { |
| node2 = escapeRE(node2).replace(/\\\$\(\S+\)/gm, '(.*?)'); |
| return new RegExp(`^${node2}$`).test(node1); |
| } else { |
| for (const key in node2) { |
| if (!nodeEqual(node1[key], node2[key])) return false; |
| } |
| |
| return true; |
| } |
| } |
| |
| // escape string for use in regex |
| function escapeRE (str) { |
| return str.replace(/[-[\]/{}()*+?.\\^$|]/g, '\\$&'); |
| } |