passepartout-apple/Passepartout/Core/Sources/Services/Infrastructure.swift

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//
// Infrastructure.swift
// Passepartout
//
// Created by Davide De Rosa on 6/11/18.
// Copyright (c) 2021 Davide De Rosa. All rights reserved.
//
// https://github.com/passepartoutvpn
//
// This file is part of Passepartout.
//
// Passepartout is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Passepartout is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
//
import Foundation
import SSZipArchive
public class Infrastructure: Codable {
public struct Defaults: Codable {
public let username: String?
public let pool: String
public let preset: String
}
public let build: [String: Int]
public var buildNumber: Int {
var num: Int?
#if os(iOS)
num = build["ios"]
#else
num = build["macos"]
#endif
return num ?? 0
}
public let name: Name
public let categories: [PoolCategory]
public let presets: [InfrastructurePreset]
public let defaults: Defaults
public static func from(url: URL) throws -> Infrastructure {
let json = try Data(contentsOf: url)
return try JSONDecoder().decode(Infrastructure.self, from: json)
}
public func defaultPool() -> Pool? {
return pool(withPrefix: defaults.pool)
}
public func pool(for identifier: String) -> Pool? {
for cat in categories {
for group in cat.groups {
guard let found = group.pools.first(where: { $0.id == identifier }) else {
continue
}
return found
}
}
return nil
}
public func pool(withPrefix prefix: String) -> Pool? {
for cat in categories {
for group in cat.groups {
guard let found = group.pools.first(where: { $0.id.hasPrefix(prefix) }) else {
continue
}
return found
}
}
return nil
}
public func preset(for identifier: String) -> InfrastructurePreset? {
return presets.first { $0.id == identifier }
}
}
extension Infrastructure.Name {
public var externalURL: URL {
return GroupConstants.App.externalURL.appendingPathComponent(self)
}
public func importExternalResources(from url: URL, completionHandler: @escaping () -> Void) {
var task: () -> Void
switch self {
case .nordvpn:
task = {
SSZipArchive.unzipFile(atPath: url.path, toDestination: self.externalURL.path)
}
default:
task = {}
}
execute(task: task, completionHandler: completionHandler)
}
private func execute(task: @escaping () -> Void, completionHandler: @escaping () -> Void) {
let queue: DispatchQueue = .global(qos: .background)
queue.async {
task()
DispatchQueue.main.async {
completionHandler()
}
}
}
}