Merge branch 'improve-configuration-code'

Passepartout-iOS/AppDelegate.swift

@@ -24,9 +24,6 @@
 //
 
 import UIKit
-import SwiftyBeaver
-
-private let log = SwiftyBeaver.self
 
 @UIApplicationMain
 class AppDelegate: UIResponder, UIApplicationDelegate, UISplitViewControllerDelegate {
@@ -87,60 +84,41 @@ class AppDelegate: UIResponder, UIApplicationDelegate, UISplitViewControllerDele
     }
 
     // MARK: URLs
-
+    
     func application(_ app: UIApplication, open url: URL, options: [UIApplication.OpenURLOptionsKey : Any] = [:]) -> Bool {
         guard let root = window?.rootViewController else {
             fatalError("No window.rootViewController?")
         }
 
-        do {
+        guard let parsedFile = ParsedFile.from(url, withErrorAlertIn: root) else {
-
+            return true
-            // already presented: update URL
-            if let nav = root.presentedViewController as? UINavigationController, let wizard = nav.topViewController as? WizardHostViewController {
-                try wizard.setConfigurationURL(url)
-                return true
-            }
-
-            // present now
-            let nav = StoryboardScene.Organizer.wizardHostIdentifier.instantiate()
-            guard let wizard = nav.topViewController as? WizardHostViewController else {
-                fatalError("Expected WizardHostViewController from storyboard")
-            }
-            try wizard.setConfigurationURL(url)
-
-            // best effort to delegate to main vc
-            let split = root as? UISplitViewController
-            let master = split?.viewControllers.first as? UINavigationController
-            master?.viewControllers.forEach {
-                if let organizerVC = $0 as? OrganizerViewController {
-                    wizard.delegate = organizerVC
-                }
-            }
-            nav.modalPresentationStyle = .formSheet
-            root.present(nav, animated: true, completion: nil)
-        } catch ApplicationError.missingConfiguration(let option) {
-            let message = L10n.Wizards.Host.Alerts.Missing.message(option)
-            alertConfigurationImportError(url: url, in: root, withMessage: message)
-        } catch ApplicationError.unsupportedConfiguration(let option) {
-            let message = L10n.Wizards.Host.Alerts.Unsupported.message(option)
-            alertConfigurationImportError(url: url, in: root, withMessage: message)
-        } catch let e {
-            let message = L10n.Wizards.Host.Alerts.Parsing.message(e.localizedDescription)
-            alertConfigurationImportError(url: url, in: root, withMessage: message)
         }
+
+        // already presented: update parsed configuration
+        if let nav = root.presentedViewController as? UINavigationController, let wizard = nav.topViewController as? WizardHostViewController {
+            wizard.parsedFile = parsedFile
+            return true
+        }
+
+        // present now
+        let nav = StoryboardScene.Organizer.wizardHostIdentifier.instantiate()
+        guard let wizard = nav.topViewController as? WizardHostViewController else {
+            fatalError("Expected WizardHostViewController from storyboard")
+        }
+        wizard.parsedFile = parsedFile
+
+        // best effort to delegate to main vc
+        let split = root as? UISplitViewController
+        let master = split?.viewControllers.first as? UINavigationController
+        master?.viewControllers.forEach {
+            if let organizerVC = $0 as? OrganizerViewController {
+                wizard.delegate = organizerVC
+            }
+        }
+        nav.modalPresentationStyle = .formSheet
+        root.present(nav, animated: true, completion: nil)
         return true
     }
-    
-    private func alertConfigurationImportError(url: URL, in vc: UIViewController, withMessage message: String) {
-        let alert = Macros.alert(L10n.Organizer.Sections.Hosts.header, message)
-//        alert.addDefaultAction(L10n.Wizards.Host.Alerts.Buttons.report) {
-//            var attach = IssueReporter.Attachments(debugLog: false, configurationURL: url)
-//            attach.description = message
-//            IssueReporter.shared.present(in: vc, withAttachments: attach)
-//        }
-        alert.addCancelAction(L10n.Global.cancel)
-        vc.present(alert, animated: true, completion: nil)
-    }
 }
 
 extension UISplitViewController {

Passepartout-iOS/Global/IssueReporter.swift

@@ -90,10 +90,9 @@ class IssueReporter: NSObject {
             vc.addAttachmentData(attachment, mimeType: AppConstants.IssueReporter.MIME.debugLog, fileName: AppConstants.IssueReporter.Filenames.debugLog)
         }
         if let url = configurationURL {
-            var lines: [String] = []
             do {
-                _ = try TunnelKitProvider.Configuration.parsed(from: url, stripped: &lines)
+                let parsedFile = try TunnelKitProvider.Configuration.parsed(from: url, returnsStripped: true)
-                if let attachment = lines.joined(separator: "\n").data(using: .utf8) {
+                if let attachment = parsedFile.strippedLines?.joined(separator: "\n").data(using: .utf8) {
                     vc.addAttachmentData(attachment, mimeType: AppConstants.IssueReporter.MIME.configuration, fileName: AppConstants.IssueReporter.Filenames.configuration)
                 }
             } catch {

Passepartout-iOS/Global/ParsedFile+Alerts.swift

@@ -0,0 +1,64 @@
+//
+//  ParsedFile+Alerts.swift
+//  Passepartout-iOS
+//
+//  Created by Davide De Rosa on 10/27/18.
+//  Copyright (c) 2018 Davide De Rosa. All rights reserved.
+//
+//  https://github.com/keeshux
+//
+//  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 UIKit
+import TunnelKit
+import SwiftyBeaver
+
+private let log = SwiftyBeaver.self
+
+extension ParsedFile {
+    static func from(_ url: URL, withErrorAlertIn viewController: UIViewController) -> ParsedFile? {
+        log.debug("Parsing configuration URL: \(url)")
+        do {
+            return try TunnelKitProvider.Configuration.parsed(from: url)
+        } catch ApplicationError.missingConfiguration(let option) {
+            log.error("Could not parse configuration URL: missing configuration, \(option)")
+            let message = L10n.ParsedFile.Alerts.Missing.message(option)
+            alertConfigurationImportError(url: url, in: viewController, withMessage: message)
+        } catch ApplicationError.unsupportedConfiguration(let option) {
+            log.error("Could not parse configuration URL: unsupported configuration, \(option)")
+            let message = L10n.ParsedFile.Alerts.Unsupported.message(option)
+            alertConfigurationImportError(url: url, in: viewController, withMessage: message)
+        } catch let e {
+            log.error("Could not parse configuration URL: \(e)")
+            let message = L10n.ParsedFile.Alerts.Parsing.message(e.localizedDescription)
+            alertConfigurationImportError(url: url, in: viewController, withMessage: message)
+        }
+        return nil
+    }
+    
+    private static func alertConfigurationImportError(url: URL, in vc: UIViewController, withMessage message: String) {
+        let alert = Macros.alert(url.normalizedFilename, message)
+//        alert.addDefaultAction(L10n.ParsedFile.Alerts.Buttons.report) {
+//            var attach = IssueReporter.Attachments(debugLog: false, configurationURL: url)
+//            attach.description = message
+//            IssueReporter.shared.present(in: vc, withAttachments: attach)
+//        }
+        alert.addCancelAction(L10n.Global.ok)
+        vc.present(alert, animated: true, completion: nil)
+    }
+}

Passepartout-iOS/Scenes/ConfigurationViewController.swift

@@ -117,20 +117,20 @@ class ConfigurationViewController: UIViewController, TableModelHost {
     // MARK: Actions
 
     private func resetOriginalConfiguration() {
-        guard let url = originalConfigurationURL else {
+        guard let originalURL = originalConfigurationURL else {
             log.warning("Resetting with no original configuration set? Bad table model?")
             return
         }
-        let originalConfiguration: TunnelKitProvider.Configuration
+        let parsedFile: ParsedFile
         do {
-            (_, originalConfiguration) = try TunnelKitProvider.Configuration.parsed(from: url)
+            parsedFile = try TunnelKitProvider.Configuration.parsed(from: originalURL)
         } catch let e {
-            log.warning("Could not parse original configuration: \(e)")
+            log.error("Could not parse original configuration: \(e)")
             return
         }
-        initialConfiguration = originalConfiguration.sessionConfiguration
+        configuration = parsedFile.configuration.sessionConfiguration.builder()
-        configuration = initialConfiguration.builder()
+        itemRefresh.isEnabled = !configuration.canCommunicate(with: initialConfiguration)
-        itemRefresh.isEnabled = true // allow for manual reconnection
+        initialConfiguration = parsedFile.configuration.sessionConfiguration
         tableView.reloadData()
 
         delegate?.configuration(didUpdate: initialConfiguration)

Passepartout-iOS/Scenes/Organizer/WizardHostViewController.swift

@@ -30,26 +30,13 @@ import SwiftyBeaver
 private let log = SwiftyBeaver.self
 
 class WizardHostViewController: UITableViewController, TableModelHost, Wizard {
-    private struct ParsedFile {
-        let url: URL
-
-        var filename: String {
-            let raw = url.deletingPathExtension().lastPathComponent
-            return raw.components(separatedBy: AppConstants.Store.filenameCharset.inverted).joined(separator: "_")
-        }
-
-        let hostname: String
-        
-        let configuration: TunnelKitProvider.Configuration
-    }
-
     @IBOutlet private weak var itemNext: UIBarButtonItem!
     
     private let existingHosts: [String] = {
         return TransientStore.shared.service.ids(forContext: .host).sorted()
     }()
     
-    private var parsedFile: ParsedFile? {
+    var parsedFile: ParsedFile? {
         didSet {
             useSuggestedTitle()
         }
@@ -99,26 +86,12 @@ class WizardHostViewController: UITableViewController, TableModelHost, Wizard {
     
     // MARK: Actions
     
-    func setConfigurationURL(_ url: URL) throws {
-        log.debug("Parsing configuration URL: \(url)")
-        
-        let hostname: String
-        let configuration: TunnelKitProvider.Configuration
-        do {
-            (hostname, configuration) = try TunnelKitProvider.Configuration.parsed(from: url)
-        } catch let e {
-            log.error("Could not parse .ovpn configuration file: \(e)")
-            throw e
-        }
-        parsedFile = ParsedFile(url: url, hostname: hostname, configuration: configuration)
-    }
-    
     private func useSuggestedTitle() {
         guard let field = cellTitle?.field else {
             return
         }
         if field.text?.isEmpty ?? true {
-            field.text = parsedFile?.filename
+            field.text = parsedFile?.url.normalizedFilename
         }
     }
     
@@ -216,7 +189,7 @@ extension WizardHostViewController {
             let cell = Cells.field.dequeue(from: tableView, for: indexPath)
             cell.caption = L10n.Wizards.Host.Cells.TitleInput.caption
             cell.captionWidth = 100.0
-            cell.allowedCharset = AppConstants.Store.filenameCharset
+            cell.allowedCharset = .filename
             cell.field.placeholder = L10n.Wizards.Host.Cells.TitleInput.placeholder
             cell.field.clearButtonMode = .always
             cell.field.returnKeyType = .done

Passepartout.xcodeproj/project.pbxproj

@@ -46,6 +46,7 @@
 		0E89DFD0213F223400741BA1 /* Wizard.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0E89DFCF213F223400741BA1 /* Wizard.swift */; };
 		0E8D97E221388B52006FB4A0 /* InfrastructurePreset.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0E8D97E121388B52006FB4A0 /* InfrastructurePreset.swift */; };
 		0E8D97E521389277006FB4A0 /* pia.json in Resources */ = {isa = PBXBuildFile; fileRef = 0E8D97E421389276006FB4A0 /* pia.json */; };
+		0EA068F4218475F800C320AD /* ParsedFile+Alerts.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0EA068F3218475F800C320AD /* ParsedFile+Alerts.swift */; };
 		0EAAD71920E6669A0088754A /* GroupConstants.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0EDE8DED20C93E4C004C739C /* GroupConstants.swift */; };
 		0EB60FDA2111136E00AD27F3 /* UITextView+Search.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0EB60FD92111136E00AD27F3 /* UITextView+Search.swift */; };
 		0EBBE8F221822B4D00106008 /* ConnectionServiceTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0EBBE8F021822B4D00106008 /* ConnectionServiceTests.swift */; };
@@ -166,6 +167,7 @@
 		0E89DFCF213F223400741BA1 /* Wizard.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Wizard.swift; sourceTree = "<group>"; };
 		0E8D97E121388B52006FB4A0 /* InfrastructurePreset.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = InfrastructurePreset.swift; sourceTree = "<group>"; };
 		0E8D97E421389276006FB4A0 /* pia.json */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.json; path = pia.json; sourceTree = "<group>"; };
+		0EA068F3218475F800C320AD /* ParsedFile+Alerts.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "ParsedFile+Alerts.swift"; sourceTree = "<group>"; };
 		0EB60FD92111136E00AD27F3 /* UITextView+Search.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UITextView+Search.swift"; sourceTree = "<group>"; };
 		0EBBE8F021822B4D00106008 /* ConnectionServiceTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ConnectionServiceTests.swift; sourceTree = "<group>"; };
 		0EBBE8F121822B4D00106008 /* ConnectionService.json */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.json; path = ConnectionService.json; sourceTree = "<group>"; };
@@ -435,6 +437,7 @@
 				0EFD943D215BE10800529B64 /* IssueReporter.swift */,
 				0E4FD7F020D58618002221FF /* Macros.swift */,
 				0ED38AE9214054A50004D387 /* OptionViewController.swift */,
+				0EA068F3218475F800C320AD /* ParsedFile+Alerts.swift */,
 				0EDE8DE320C89028004C739C /* SwiftGen+Storyboards.swift */,
 				0E05C61C20D27C82006EE732 /* Theme.swift */,
 				0ECEE44F20E1182E00A6BB43 /* Theme+Cells.swift */,
@@ -852,6 +855,7 @@
 				0E57F63E20C83FC5008323CF /* ServiceViewController.swift in Sources */,
 				0E39BCF0214B9EF10035E9DE /* WebServices.swift in Sources */,
 				0EDE8DE720C93945004C739C /* Credentials.swift in Sources */,
+				0EA068F4218475F800C320AD /* ParsedFile+Alerts.swift in Sources */,
 				0ED38AF2214177920004D387 /* VPNProvider.swift in Sources */,
 				0E4C9CB920DB9BC600A0C59C /* TrustedNetworks.swift in Sources */,
 				0E57F63C20C83FC5008323CF /* AppDelegate.swift in Sources */,

Passepartout/Resources/en.lproj/Localizable.strings

@@ -52,10 +52,11 @@
 "wizards.host.cells.title_input.placeholder" = "My Profile";
 "wizards.host.sections.existing.header" = "Existing profiles";
 "wizards.host.alerts.existing.message" = "A host profile with the same title already exists. Replace it?";
-"wizards.host.alerts.missing.message" = "The configuration file lacks a required option (%@).";
+
-"wizards.host.alerts.unsupported.message" = "The configuration file contains an unsupported option (%@).";
+"parsed_file.alerts.missing.message" = "The configuration file lacks a required option (%@).";
-"wizards.host.alerts.parsing.message" = "Unable to parse the provided configuration file (%@).";
+"parsed_file.alerts.unsupported.message" = "The configuration file contains an unsupported option (%@).";
-"wizards.host.alerts.buttons.report" = "Report an issue";
+"parsed_file.alerts.parsing.message" = "Unable to parse the provided configuration file (%@).";
+"parsed_file.alerts.buttons.report" = "Report an issue";
 
 "service.welcome.message" = "Welcome to Passepartout!\n\nUse the organizer to add a new profile.";
 "service.sections.general.header" = "General";

Passepartout/Sources/AppConstants.swift

@@ -40,16 +40,6 @@ class AppConstants {
         static let providersDirectory = "Providers"
 
         static let hostsDirectory = "Hosts"
-        
-        static let filenameCharset: CharacterSet = {
-            var chars: CharacterSet = .decimalDigits
-            let english = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
-            let symbols = "-_"
-            chars.formUnion(CharacterSet(charactersIn: english))
-            chars.formUnion(CharacterSet(charactersIn: english.lowercased()))
-            chars.formUnion(CharacterSet(charactersIn: symbols))
-            return chars
-        }()
     }
     
     class VPN {

Passepartout/Sources/Model/ConnectionService+Configurations.swift

@@ -44,6 +44,6 @@ extension ConnectionService {
 
     private func targetConfigurationURL(for profile: ConnectionProfile) -> URL {
         let contextURL = ConnectionService.ProfileKey(profile).contextURL(in: self)
-        return contextURL.appendingPathComponent("\(profile.id).ovpn")
+        return contextURL.appendingPathComponent(profile.id).appendingPathExtension("ovpn")
     }
 }

Passepartout/Sources/Model/ConnectionService+Migration.swift

@@ -35,7 +35,7 @@ extension ConnectionService {
 //            log.verbose(String(data: newData, encoding: .utf8)!)
             try newData.write(to: to)
         } catch let e {
-            log.warning("Could not migrate service: \(e)")
+            log.error("Could not migrate service: \(e)")
         }
     }
     
@@ -145,7 +145,7 @@ extension ConnectionService {
 //                provider["id"] = id
 //                provider.removeValue(forKey: "name")
         
-                let url = providersParentURL.appendingPathComponent("\(id).json")
+                let url = providersParentURL.appendingPathComponent(id).appendingPathExtension("json")
                 let data = try JSONSerialization.data(withJSONObject: provider, options: [])
                 try data.write(to: url)
             } else if var host = p["host"] as? [String: Any] {
@@ -155,7 +155,7 @@ extension ConnectionService {
 //                host["id"] = id
 //                host.removeValue(forKey: "title")
 
-                let url = hostsParentURL.appendingPathComponent("\(id).json")
+                let url = hostsParentURL.appendingPathComponent(id).appendingPathExtension("json")
                 let data = try JSONSerialization.data(withJSONObject: host, options: [])
                 try data.write(to: url)
             }

Passepartout/Sources/Model/ConnectionService.swift

@@ -221,7 +221,7 @@ class ConnectionService: Codable {
                 cache[key] = PlaceholderConnectionProfile(key)
             }
         } catch let e {
-            log.warning("Could not list provider contents: \(e) (\(providersURL))")
+            log.error("Could not list provider contents: \(e) (\(providersURL))")
         }
         do {
             let files = try fm.contentsOfDirectory(at: hostsURL, includingPropertiesForKeys: nil, options: [])
@@ -234,7 +234,7 @@ class ConnectionService: Codable {
                 cache[key] = PlaceholderConnectionProfile(key)
             }
         } catch let e {
-            log.warning("Could not list host contents: \(e) (\(hostsURL))")
+            log.error("Could not list host contents: \(e) (\(hostsURL))")
         }
     }
     
@@ -257,7 +257,7 @@ class ConnectionService: Codable {
                     try data.write(to: url)
                     log.debug("Saved provider '\(profile.id)'")
                 } catch let e {
-                    log.warning("Could not save provider '\(profile.id)': \(e)")
+                    log.error("Could not save provider '\(profile.id)': \(e)")
                     continue
                 }
             } else if let profile = entry as? HostConnectionProfile {
@@ -267,7 +267,7 @@ class ConnectionService: Codable {
                     try data.write(to: url)
                     log.debug("Saved host '\(profile.id)'")
                 } catch let e {
-                    log.warning("Could not save host '\(profile.id)': \(e)")
+                    log.error("Could not save host '\(profile.id)': \(e)")
                     continue
                 }
             } else if let placeholder = entry as? PlaceholderConnectionProfile {
@@ -292,7 +292,7 @@ class ConnectionService: Codable {
                 }
                 cache[key] = profile
             } catch let e {
-                log.warning("Could not decode profile JSON: \(e)")
+                log.error("Could not decode profile JSON: \(e)")
                 return nil
             }
         }
@@ -304,15 +304,14 @@ class ConnectionService: Codable {
     }
     
     private static func profileId(fromURL url: URL) -> String? {
-        let filename = url.lastPathComponent
+        guard url.pathExtension == "json" else {
-        guard let extRange = filename.range(of: ".json") else {
             return nil
         }
-        return String(filename[filename.startIndex..<extRange.lowerBound])
+        return url.deletingPathExtension().lastPathComponent
     }
     
     private static func url(in directory: URL, forProfileId profileId: String) -> URL {
-        return directory.appendingPathComponent("\(profileId).json")
+        return directory.appendingPathComponent(profileId).appendingPathExtension("json")
     }
     
     // MARK: Profiles

Passepartout/Sources/Services/InfrastructureFactory.swift

@@ -203,7 +203,7 @@ class InfrastructureFactory {
     }
     
     private func cacheURL(for name: Infrastructure.Name) -> URL {
-        return cachePath.appendingPathComponent("\(name.webName).json")
+        return cachePath.appendingPathComponent(name.webName).appendingPathExtension("json")
     }
 
     private func cacheModificationDate(for name: Infrastructure.Name) -> Date? {

Passepartout/Sources/SwiftGen+Strings.swift

@@ -404,6 +404,38 @@ internal enum L10n {
     }
   }
 
+  internal enum ParsedFile {
+
+    internal enum Alerts {
+
+      internal enum Buttons {
+        /// Report an issue
+        internal static let report = L10n.tr("Localizable", "parsed_file.alerts.buttons.report")
+      }
+
+      internal enum Missing {
+        /// The configuration file lacks a required option (%@).
+        internal static func message(_ p1: String) -> String {
+          return L10n.tr("Localizable", "parsed_file.alerts.missing.message", p1)
+        }
+      }
+
+      internal enum Parsing {
+        /// Unable to parse the provided configuration file (%@).
+        internal static func message(_ p1: String) -> String {
+          return L10n.tr("Localizable", "parsed_file.alerts.parsing.message", p1)
+        }
+      }
+
+      internal enum Unsupported {
+        /// The configuration file contains an unsupported option (%@).
+        internal static func message(_ p1: String) -> String {
+          return L10n.tr("Localizable", "parsed_file.alerts.unsupported.message", p1)
+        }
+      }
+    }
+  }
+
   internal enum Provider {
 
     internal enum Preset {
@@ -734,36 +766,10 @@ internal enum L10n {
 
       internal enum Alerts {
 
-        internal enum Buttons {
-          /// Report an issue
-          internal static let report = L10n.tr("Localizable", "wizards.host.alerts.buttons.report")
-        }
-
         internal enum Existing {
           /// A host profile with the same title already exists. Replace it?
           internal static let message = L10n.tr("Localizable", "wizards.host.alerts.existing.message")
         }
-
-        internal enum Missing {
-          /// The configuration file lacks a required option (%@).
-          internal static func message(_ p1: String) -> String {
-            return L10n.tr("Localizable", "wizards.host.alerts.missing.message", p1)
-          }
-        }
-
-        internal enum Parsing {
-          /// Unable to parse the provided configuration file (%@).
-          internal static func message(_ p1: String) -> String {
-            return L10n.tr("Localizable", "wizards.host.alerts.parsing.message", p1)
-          }
-        }
-
-        internal enum Unsupported {
-          /// The configuration file contains an unsupported option (%@).
-          internal static func message(_ p1: String) -> String {
-            return L10n.tr("Localizable", "wizards.host.alerts.unsupported.message", p1)
-          }
-        }
       }
 
       internal enum Cells {

Passepartout/Sources/Utils.swift

@@ -201,3 +201,24 @@ extension String {
         }
     }
 }
+
+extension CharacterSet {
+    static let filename: CharacterSet = {
+        var chars: CharacterSet = .decimalDigits
+        let english = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+        let symbols = "-_"
+        chars.formUnion(CharacterSet(charactersIn: english))
+        chars.formUnion(CharacterSet(charactersIn: english.lowercased()))
+        chars.formUnion(CharacterSet(charactersIn: symbols))
+        return chars
+    }()
+}
+
+extension URL {
+    private static let illegalCharacterFallback = "_"
+    
+    var normalizedFilename: String {
+        let filename = deletingPathExtension().lastPathComponent
+        return filename.components(separatedBy: CharacterSet.filename.inverted).joined(separator: URL.illegalCharacterFallback)
+    }
+}

Passepartout/Sources/VPN/TunnelKitProvider+FileConfiguration.swift

@@ -29,6 +29,16 @@ import SwiftyBeaver
 
 private let log = SwiftyBeaver.self
 
+struct ParsedFile {
+    let url: URL
+    
+    let hostname: String
+    
+    let configuration: TunnelKitProvider.Configuration
+    
+    let strippedLines: [String]?
+}
+
 extension TunnelKitProvider.Configuration {
     private struct Regex {
         static let proto = Utils.regex("^proto +(udp6?|tcp6?)")
@@ -49,21 +59,25 @@ extension TunnelKitProvider.Configuration {
 
         static let renegSec = Utils.regex("^reneg-sec +\\d+")
 
-        static let fragment = Utils.regex("^fragment +\\d+")
-
-        static let proxy = Utils.regex("^\\w+-proxy")
-        
         static let keyDirection = Utils.regex("^key-direction +\\d")
         
-        static let externalFiles = Utils.regex("^(ca|cert|key|tls-auth|tls-crypt) ")
-
         static let blockBegin = Utils.regex("^<[\\w\\-]+>")
         
         static let blockEnd = Utils.regex("^<\\/[\\w\\-]+>")
+
+        // unsupported
+
+//        static let fragment = Utils.regex("^fragment +\\d+")
+        static let fragment = Utils.regex("^fragment")
+
+        static let proxy = Utils.regex("^\\w+-proxy")
+
+        static let externalFiles = Utils.regex("^(ca|cert|key|tls-auth|tls-crypt) ")
     }
     
-    static func parsed(from url: URL, stripped: UnsafeMutablePointer<[String]>? = nil) throws -> (String, TunnelKitProvider.Configuration) {
+    static func parsed(from url: URL, returnsStripped: Bool = false) throws -> ParsedFile {
         let lines = try String(contentsOf: url).trimmedLines()
+        var strippedLines: [String]? = returnsStripped ? [] : nil
 
         var defaultProto: TunnelKitProvider.SocketType?
         var defaultPort: UInt16?
@@ -94,7 +108,7 @@ extension TunnelKitProvider.Configuration {
             var strippedLine = line
             defer {
                 if isHandled {
-                    stripped?.pointee.append(strippedLine)
+                    strippedLines?.append(strippedLine)
                 }
             }
 
@@ -311,7 +325,7 @@ extension TunnelKitProvider.Configuration {
         var builder = TunnelKitProvider.ConfigurationBuilder(sessionConfiguration: sessionBuilder.build())
         builder.endpointProtocols = endpointProtocols
 
-        return (hostname, builder.build())
+        return ParsedFile(url: url, hostname: hostname, configuration: builder.build(), strippedLines: strippedLines)
     }
 }
 

PassepartoutTests-iOS/ConnectionServiceTests.swift

@@ -58,4 +58,23 @@ class ConnectionServiceTests: XCTestCase {
         XCTAssert(activeProfile.parameters.sessionConfiguration.cipher == .aes256cbc)
         XCTAssert(activeProfile.parameters.sessionConfiguration.ca.pem == "bogus+ca")
     }
+    
+    func testPathExtension() {
+        XCTAssertTrue(privateTestPathExtension("file:///foo/bar/johndoe.json"))
+        XCTAssertFalse(privateTestPathExtension("file:///foo/bar/break.json.johndoe.json"))
+    }
+    
+    private func privateTestPathExtension(_ string: String) -> Bool {
+        let url = URL(string: string)!
+        let filename = url.lastPathComponent
+        guard let extRange = filename.range(of: ".json") else {
+            return false
+        }
+        guard url.pathExtension == "json" else {
+            return false
+        }
+        let name1 = String(filename[filename.startIndex..<extRange.lowerBound])
+        let name2 = url.deletingPathExtension().lastPathComponent
+        return name1 == name2
+    }
 }

PassepartoutTests-iOS/FileConfigurationTests.swift

@@ -39,16 +39,15 @@ class FileConfigurationTests: XCTestCase {
     }
     
     func testPIA() throws {
-        let cfg = try TunnelKitProvider.Configuration.parsed(from: url(withName: "pia-hungary")).1
+        let cfg = try TunnelKitProvider.Configuration.parsed(from: url(withName: "pia-hungary")).configuration
         XCTAssertEqual(cfg.sessionConfiguration.cipher, .aes128cbc)
         XCTAssertEqual(cfg.sessionConfiguration.digest, .sha1)
     }
 
     func testStripped() throws {
-        var lines: [String] = []
+        let lines = try TunnelKitProvider.Configuration.parsed(from: url(withName: "pia-hungary"), returnsStripped: true).strippedLines!
-        _ = try TunnelKitProvider.Configuration.parsed(from: url(withName: "pia-hungary"), stripped: &lines)
+        let stripped = lines.joined(separator: "\n")
-        let cfg = lines.joined(separator: "\n")
+        print(stripped)
-        print(cfg)
     }
     
     private func url(withName name: String) -> URL {