Return account creation intent if account does not exists in db

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainContract.java

@@ -160,6 +160,7 @@ public class KeychainContract {
         }
 
         public static Uri buildSecretKeyRingsByEmailsUri(String emails) {
+            // TODO: encoded?
             return CONTENT_URI.buildUpon().appendPath(PATH_SECRET).appendPath(PATH_BY_EMAILS)
                     .appendPath(emails).build();
         }
@@ -263,16 +264,12 @@ public class KeychainContract {
         /**
          * Use if multiple items get returned
          */
-        public static final String CONTENT_TYPE = "vnd.android.cursor.dir/vnd.thialfihar.apg.api.app";
+        public static final String CONTENT_TYPE = "vnd.android.cursor.dir/vnd.thialfihar.apg.api_apps";
 
         /**
          * Use if a single item is returned
          */
-        public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/vnd.thialfihar.apg.api.apps";
+        public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/vnd.thialfihar.apg.api_app";
-
-//        public static Uri buildIdUri(String rowId) {
-//            return CONTENT_URI.buildUpon().appendPath(rowId).build();
-//        }
 
         public static Uri buildByPackageNameUri(String packageName) {
             return CONTENT_URI.buildUpon().appendEncodedPath(packageName).build();
@@ -286,22 +283,12 @@ public class KeychainContract {
         /**
          * Use if multiple items get returned
          */
-        public static final String CONTENT_TYPE = "vnd.android.cursor.dir/vnd.thialfihar.apg.api.acoounts";
+        public static final String CONTENT_TYPE = "vnd.android.cursor.dir/vnd.thialfihar.apg.api_app.accounts";
 
         /**
          * Use if a single item is returned
          */
-        public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/vnd.thialfihar.apg.api.account";
+        public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/vnd.thialfihar.apg.api_app.account";
-
-//        public static Uri buildUri(String rowIdApp) {
-//            return CONTENT_URI.buildUpon().appendPath(rowIdApp).appendPath(PATH_ACCOUNTS)
-//                    .build();
-//        }
-//
-//        public static Uri buildIdUri(String rowIdApp, String rowId) {
-//            return CONTENT_URI.buildUpon().appendPath(rowIdApp).appendPath(PATH_ACCOUNTS)
-//                    .appendPath(rowId).build();
-//        }
 
         public static Uri buildBaseUri(String packageName) {
             return CONTENT_URI.buildUpon().appendEncodedPath(packageName).appendPath(PATH_ACCOUNTS)

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/provider/KeychainProvider.java

@@ -27,7 +27,6 @@ import android.database.sqlite.SQLiteDatabase;
 import android.database.sqlite.SQLiteQueryBuilder;
 import android.net.Uri;
 import android.provider.BaseColumns;
-import android.support.v4.database.DatabaseUtilsCompat;
 import android.text.TextUtils;
 
 import org.sufficientlysecure.keychain.Constants;
@@ -243,10 +242,10 @@ public class KeychainProvider extends ContentProvider {
          *
          * <pre>
          * api_apps
-         * api_apps/_
+         * api_apps/_ (package name)
          *
          * api_apps/_/accounts
-         * api_apps/_/accounts/_
+         * api_apps/_/accounts/_ (account name)
          * </pre>
          */
         matcher.addURI(authority, KeychainContract.BASE_API_APPS, API_APPS);

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/remote/OpenPgpService.java

@@ -440,6 +440,9 @@ public class OpenPgpService extends RemoteService {
                 accName = "default";
             }
             final AccountSettings accSettings = getAccSettings(accName);
+            if (accSettings == null) {
+                return getCreateAccountIntent(data, accName);
+            }
 
             String action = data.getAction();
             if (OpenPgpApi.ACTION_SIGN.equals(action)) {

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/remote/RemoteService.java

@@ -27,6 +27,7 @@ import android.content.pm.PackageManager.NameNotFoundException;
 import android.content.pm.Signature;
 import android.net.Uri;
 import android.os.Binder;
+
 import org.openintents.openpgp.OpenPgpError;
 import org.openintents.openpgp.util.OpenPgpApi;
 import org.sufficientlysecure.keychain.Constants;
@@ -48,7 +49,6 @@ public abstract class RemoteService extends Service {
     private static final int PRIVATE_REQUEST_CODE_REGISTER = 651;
     private static final int PRIVATE_REQUEST_CODE_ERROR = 652;
 
-
     public Context getContext() {
         return mContext;
     }
@@ -56,13 +56,9 @@ public abstract class RemoteService extends Service {
     protected Intent isAllowed(Intent data) {
         try {
             if (isCallerAllowed(false)) {
-
                 return null;
             } else {
-                String[] callingPackages = getPackageManager().getPackagesForUid(
+                String packageName = getCurrentCallingPackage();
-                        Binder.getCallingUid());
-                // TODO: currently simply uses first entry
-                String packageName = callingPackages[0];
 
                 byte[] packageSignature;
                 try {
@@ -126,27 +122,56 @@ public abstract class RemoteService extends Service {
     }
 
     /**
-     * Retrieves AppSettings from database for the application calling this remote service
+     * Returns package name associated with the UID, which is assigned to the process that sent you the
+     * current transaction that is being processed :)
+     *
+     * @return package name
+     */
+    private String getCurrentCallingPackage() {
+        // TODO:
+        // callingPackages contains more than one entry when sharedUserId has been used...
+        String[] callingPackages = getPackageManager().getPackagesForUid(Binder.getCallingUid());
+        String currentPkg = callingPackages[0];
+        Log.d(Constants.TAG, "currentPkg: " + currentPkg);
+
+        return currentPkg;
+    }
+
+    /**
+     * Retrieves AccountSettings from database for the application calling this remote service
      *
      * @return
      */
     protected AccountSettings getAccSettings(String accountName) {
-        String[] callingPackages = getPackageManager().getPackagesForUid(Binder.getCallingUid());
+        String currentPkg = getCurrentCallingPackage();
-
+        Log.d(Constants.TAG, "accountName: " + accountName);
-        // get app settings for this package
-        for (int i = 0; i < callingPackages.length; i++) {
-            String currentPkg = callingPackages[i];
 
         Uri uri = KeychainContract.ApiAccounts.buildByPackageAndAccountUri(currentPkg, accountName);
 
         AccountSettings settings = ProviderHelper.getApiAccountSettings(this, uri);
 
-            if (settings != null) {
+        return settings; // can be null!
-                return settings;
-            }
     }
 
-        return null;
+    protected Intent getCreateAccountIntent(Intent data, String accountName) {
+        String packageName = getCurrentCallingPackage();
+        Log.d(Constants.TAG, "accountName: " + accountName);
+
+        Intent intent = new Intent(getBaseContext(), RemoteServiceActivity.class);
+        intent.setAction(RemoteServiceActivity.ACTION_CREATE_ACCOUNT);
+        intent.putExtra(RemoteServiceActivity.EXTRA_PACKAGE_NAME, packageName);
+        intent.putExtra(RemoteServiceActivity.EXTRA_ACC_NAME, accountName);
+        intent.putExtra(RemoteServiceActivity.EXTRA_DATA, data);
+
+        PendingIntent pi = PendingIntent.getActivity(getBaseContext(),
+                PRIVATE_REQUEST_CODE_REGISTER, intent, 0);
+
+        // return PendingIntent to be executed by client
+        Intent result = new Intent();
+        result.putExtra(OpenPgpApi.RESULT_CODE, OpenPgpApi.RESULT_CODE_USER_INTERACTION_REQUIRED);
+        result.putExtra(OpenPgpApi.RESULT_INTENT, pi);
+
+        return result;
     }
 
     /**

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/remote/ui/RemoteServiceActivity.java

@@ -45,8 +45,8 @@ import java.util.ArrayList;
 public class RemoteServiceActivity extends ActionBarActivity {
 
     public static final String ACTION_REGISTER = Constants.INTENT_PREFIX + "API_ACTIVITY_REGISTER";
-    public static final String ACTION_REGISTER_ACCOUNT = Constants.INTENT_PREFIX
+    public static final String ACTION_CREATE_ACCOUNT = Constants.INTENT_PREFIX
-            + "API_ACTIVITY_REGISTER_ACCOUNT";
+            + "API_ACTIVITY_CREATE_ACCOUNT";
     public static final String ACTION_CACHE_PASSPHRASE = Constants.INTENT_PREFIX
             + "API_ACTIVITY_CACHE_PASSPHRASE";
     public static final String ACTION_SELECT_PUB_KEYS = Constants.INTENT_PREFIX
@@ -130,7 +130,7 @@ public class RemoteServiceActivity extends ActionBarActivity {
 
             AppSettings settings = new AppSettings(packageName, packageSignature);
             mAppSettingsFragment.setAppSettings(settings);
-        } else if (ACTION_REGISTER_ACCOUNT.equals(action)) {
+        } else if (ACTION_CREATE_ACCOUNT.equals(action)) {
             final String packageName = extras.getString(EXTRA_PACKAGE_NAME);
             final String accName = extras.getString(EXTRA_ACC_NAME);