Require credentials for providers only

Not always the case, but PIA certainly requires them. Will make it
an infrastructure option later. Only require credentials as a
configuration check, everything else has defaults.

Passepartout-iOS/Scenes/ServiceViewController.swift

@@ -190,10 +190,10 @@ class ServiceViewController: UIViewController, TableModelHost {
 
     private func toggleVpnService(cell: ToggleTableViewCell) {
         if cell.isOn {
-            guard service.canActivate(uncheckedProfile) else {
+            guard !service.needsCredentials(for: uncheckedProfile) else {
                 let alert = Macros.alert(
                     L10n.Service.Sections.Vpn.header,
-                    L10n.Service.Alerts.ConfigurationNeeded.message
+                    L10n.Service.Alerts.CredentialsNeeded.message
                 )
                 alert.addCancelAction(L10n.Global.ok) {
                     cell.setOn(false, animated: true)
@@ -522,7 +522,7 @@ extension ServiceViewController: UITableViewDataSource, UITableViewDelegate, Tog
             cell.applyVPN(Theme.current, with: vpn.isEnabled ? vpn.status : nil)
             cell.leftText = L10n.Service.Cells.ConnectionStatus.caption
             cell.accessoryType = .none
-            cell.isTappable = service.canActivate(uncheckedProfile) && vpn.isEnabled
+            cell.isTappable = !service.needsCredentials(for: uncheckedProfile) && vpn.isEnabled
             return cell
             
         case .useProfile:

Passepartout/Resources/en.lproj/Localizable.strings

@@ -98,7 +98,7 @@
 "service.cells.data_count.caption" = "Exchanged bytes count";
 "service.cells.debug_log.caption" = "Debug log";
 
-"service.alerts.configuration_needed.message" = "You need to finish configuration first.";
+"service.alerts.credentials_needed.message" = "You need to enter account credentials first.";
 "service.alerts.reconnect_vpn.message" = "Do you want to reconnect to the VPN?";
 "service.alerts.trusted.no_network.message" = "You are not connected to any Wi-Fi network.";
 "service.alerts.trusted.will_disconnect_trusted.message" = "By trusting this network, the VPN may be disconnected. Continue?";

Passepartout/Sources/Model/ConnectionProfile.swift

@@ -34,7 +34,7 @@ protocol ConnectionProfile: class, EndpointDataSource {
     
     var username: String? { get set }
     
-    var isConfigured: Bool { get }
+    var requiresCredentials: Bool { get }
     
     func generate(from configuration: TunnelKitProvider.Configuration, preferences: Preferences) throws -> TunnelKitProvider.Configuration
 }

Passepartout/Sources/Model/ConnectionService.swift

@@ -180,21 +180,20 @@ class ConnectionService: Codable {
         return profile.id == activeProfileId
     }
     
-    func canActivate(_ profile: ConnectionProfile) -> Bool {
-        return profile.isConfigured && hasCredentials(for: profile)
-    }
-    
     func activateProfile(_ profile: ConnectionProfile) {
         activeProfileId = profile.id
     }
     
     // MARK: Credentials
     
-    func hasCredentials(for profile: ConnectionProfile) -> Bool {
+    func needsCredentials(for profile: ConnectionProfile) -> Bool {
-        guard let creds = credentials(for: profile) else {
+        guard profile.requiresCredentials else {
             return false
         }
-        return !creds.isEmpty
+        guard let creds = credentials(for: profile) else {
+            return true
+        }
+        return creds.isEmpty
     }
     
     func credentials(for profile: ConnectionProfile) -> Credentials? {

Passepartout/Sources/Model/Profiles/HostConnectionProfile.swift

@@ -47,8 +47,8 @@ class HostConnectionProfile: ConnectionProfile, Codable, Equatable {
     
     var username: String?
     
-    var isConfigured: Bool {
+    var requiresCredentials: Bool {
-        return !parameters.endpointProtocols.isEmpty
+        return false
     }
     
     func generate(from configuration: TunnelKitProvider.Configuration, preferences: Preferences) throws -> TunnelKitProvider.Configuration {

Passepartout/Sources/Model/Profiles/ProviderConnectionProfile.swift

@@ -101,8 +101,8 @@ class ProviderConnectionProfile: ConnectionProfile, Codable, Equatable {
     
     var username: String?
     
-    var isConfigured: Bool {
+    var requiresCredentials: Bool {
-        return (pool != nil) && (preset != nil)
+        return true
     }
     
     func generate(from configuration: TunnelKitProvider.Configuration, preferences: Preferences) throws -> TunnelKitProvider.Configuration {

Passepartout/Sources/SwiftGen+Strings.swift

@@ -423,9 +423,9 @@ internal enum L10n {
 
     internal enum Alerts {
 
-      internal enum ConfigurationNeeded {
+      internal enum CredentialsNeeded {
-        /// You need to finish configuration first.
+        /// You need to enter account credentials first.
-        internal static let message = L10n.tr("Localizable", "service.alerts.configuration_needed.message")
+        internal static let message = L10n.tr("Localizable", "service.alerts.credentials_needed.message")
       }
 
       internal enum DataCount {

Podfile.lock

@@ -40,4 +40,4 @@ SPEC CHECKSUMS:
 
 PODFILE CHECKSUM: f6888fe9e046f88d139af75dd5308916c5be8b7b
 
-COCOAPODS: 1.6.0.beta.1
+COCOAPODS: 1.6.0.beta.2