Add export... button and functionality in multi-select

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/Constants.java

@@ -43,6 +43,8 @@ public final class Constants {
     public static final class path {
         public static final String APP_DIR = Environment.getExternalStorageDirectory()
                 + "/OpenPGP-Keychain";
+        public static final String APP_DIR_FILE_SEC = APP_DIR + "/secexport.asc";
+        public static final String APP_DIR_FILE_PUB = APP_DIR + "/pubexport.asc";
     }
 
     public static final class pref {

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/ExportHelper.java

@@ -20,7 +20,6 @@ import org.sufficientlysecure.keychain.Constants;
 import org.sufficientlysecure.keychain.Id;
 import org.sufficientlysecure.keychain.R;
 import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround;
-import org.sufficientlysecure.keychain.provider.ProviderHelper;
 import org.sufficientlysecure.keychain.service.KeychainIntentService;
 import org.sufficientlysecure.keychain.service.KeychainIntentServiceHandler;
 import org.sufficientlysecure.keychain.ui.dialog.DeleteKeyDialogFragment;

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

@@ -330,8 +330,7 @@ public class EditKeyActivity extends ActionBarActivity {
             return true;
         case R.id.menu_key_edit_export_file:
             long[] ids = new long[]{Long.valueOf(mDataUri.getLastPathSegment())};
-            mExportHelper.showExportKeysDialog(ids, Id.type.secret_key, Constants.path.APP_DIR
+            mExportHelper.showExportKeysDialog(ids, Id.type.secret_key, Constants.path.APP_DIR_FILE_SEC);
-                    + "/secexport.asc");
             return true;
         case R.id.menu_key_edit_delete: {
             // Message is received after key is deleted

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

@@ -59,8 +59,7 @@ public class KeyListPublicActivity extends DrawerActivity {
 
             return true;
         case R.id.menu_key_list_public_export:
-            mExportHelper.showExportKeysDialog(null, Id.type.public_key, Constants.path.APP_DIR
+            mExportHelper.showExportKeysDialog(null, Id.type.public_key, Constants.path.APP_DIR_FILE_PUB);
-                    + "/pubexport.asc");
 
             return true;
         default:

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

@@ -18,10 +18,11 @@
 package org.sufficientlysecure.keychain.ui;
 
 import java.util.ArrayList;
-import java.util.Set;
 
+import org.sufficientlysecure.keychain.Constants;
 import org.sufficientlysecure.keychain.Id;
 import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.helper.ExportHelper;
 import org.sufficientlysecure.keychain.provider.KeychainContract;
 import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
 import org.sufficientlysecure.keychain.provider.KeychainContract.UserIds;
@@ -47,6 +48,7 @@ import android.support.v4.app.LoaderManager;
 import android.support.v4.content.CursorLoader;
 import android.support.v4.content.Loader;
 import android.support.v4.view.MenuItemCompat;
+import android.support.v7.app.ActionBarActivity;
 import android.support.v7.widget.SearchView;
 import android.text.TextUtils;
 import android.view.ActionMode;
@@ -179,6 +181,11 @@ public class KeyListPublicFragment extends Fragment implements SearchView.OnQuer
                             encrypt(mode, ids);
                             break;
                         }
+                        case R.id.menu_key_list_public_multi_export: {
+                            ExportHelper mExportHelper = new ExportHelper((ActionBarActivity) getActivity());
+                            mExportHelper.showExportKeysDialog(ids, Id.type.public_key, Constants.path.APP_DIR_FILE_PUB);
+                            break;
+                        }
                         case R.id.menu_key_list_public_multi_delete: {
                             showDeleteKeyDialog(mode, ids);
                             break;

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

@@ -62,8 +62,7 @@ public class KeyListSecretActivity extends DrawerActivity {
 
             return true;
         case R.id.menu_key_list_secret_export:
-            mExportHelper.showExportKeysDialog(null, Id.type.secret_key, Constants.path.APP_DIR
+            mExportHelper.showExportKeysDialog(null, Id.type.secret_key, Constants.path.APP_DIR_FILE_SEC);
-                    + "/secexport.asc");
 
             return true;
         case R.id.menu_key_list_secret_import:

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

@@ -17,10 +17,10 @@
 
 package org.sufficientlysecure.keychain.ui;
 
-import java.util.Set;
+import org.sufficientlysecure.keychain.Constants;
-
 import org.sufficientlysecure.keychain.Id;
 import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.helper.ExportHelper;
 import org.sufficientlysecure.keychain.provider.KeychainContract;
 import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
 import org.sufficientlysecure.keychain.provider.KeychainContract.UserIds;
@@ -41,6 +41,7 @@ import android.support.v4.app.ListFragment;
 import android.support.v4.app.LoaderManager;
 import android.support.v4.content.CursorLoader;
 import android.support.v4.content.Loader;
+import android.support.v7.app.ActionBarActivity;
 import android.view.ActionMode;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -106,6 +107,12 @@ public class KeyListSecretFragment extends ListFragment implements
                             }
                             break;
                         }
+                        case R.id.menu_key_list_public_multi_export: {
+                            ExportHelper mExportHelper = new ExportHelper((ActionBarActivity) getActivity());
+                            mExportHelper.showExportKeysDialog(ids, Id.type.secret_key, Constants.path.APP_DIR_FILE_SEC);
+                            break;
+                        }
+
                     }
                     return true;
                 }

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

@@ -119,8 +119,7 @@ public class ViewKeyActivity extends ActionBarActivity {
                 return true;
             case R.id.menu_key_view_export_file:
                 long[] ids = new long[]{Long.valueOf(mDataUri.getLastPathSegment())};
-                mExportHelper.showExportKeysDialog(ids, Id.type.public_key, Constants.path.APP_DIR
+                mExportHelper.showExportKeysDialog(ids, Id.type.public_key, Constants.path.APP_DIR_FILE_PUB);
-                        + "/pubexport.asc");
                 return true;
             case R.id.menu_key_view_share_default_fingerprint:
                 shareKey(mDataUri, true);

OpenPGP-Keychain/src/main/res/menu/key_list_public_multi.xml

@@ -5,6 +5,10 @@
         android:id="@+id/menu_key_list_public_multi_select_all"
         android:icon="@drawable/ic_action_select_all"
         android:title="@string/menu_select_all" />
+    <item
+        android:id="@+id/menu_key_list_public_multi_export"
+        android:icon="@drawable/ic_action_import_export"
+        android:title="@string/menu_export_key" />
     <item
         android:id="@+id/menu_key_list_public_multi_encrypt"
         android:icon="@drawable/ic_action_secure"

OpenPGP-Keychain/src/main/res/menu/key_list_secret_multi.xml

@@ -5,6 +5,10 @@
         android:id="@+id/menu_key_list_public_multi_select_all"
         android:icon="@drawable/ic_action_select_all"
         android:title="@string/menu_select_all" />
+    <item
+        android:id="@+id/menu_key_list_public_multi_export"
+        android:icon="@drawable/ic_action_import_export"
+        android:title="@string/menu_export_key" />
     <item
         android:id="@+id/menu_key_list_public_multi_delete"
         android:icon="@drawable/ic_action_discard"