use CryptoOperationFragment for linked id fragments, and some warning cleanup

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CertifyKeyFragment.java

@@ -88,7 +88,9 @@ public class CertifyKeyFragment extends CryptoOperationFragment
     };
     private static final int INDEX_MASTER_KEY_ID = 1;
     private static final int INDEX_USER_ID = 2;
+    @SuppressWarnings("unused")
     private static final int INDEX_IS_PRIMARY = 3;
+    @SuppressWarnings("unused")
     private static final int INDEX_IS_REVOKED = 4;
 
     private MultiUserIdsAdapter mUserIdsAdapter;

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyActivity.java

@@ -312,10 +312,10 @@ public class ViewKeyActivity extends BaseNfcActivity implements
                             .replace(R.id.view_key_fragment, frag)
                             .commit();
                     manager.popBackStack();
-                } else {
+                } /* else {
                     // not sure yet if we actually want this!
-                    // manager.popBackStack();
-                }
+                    manager.popBackStack();
+                } */
 
             }
         });

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdCreateFinalFragment.java

@@ -1,6 +1,5 @@
 package org.sufficientlysecure.keychain.ui.linked;
 
-import android.app.Activity;
 import android.app.ProgressDialog;
 import android.content.Intent;
 import android.graphics.PorterDuff;
@@ -8,7 +7,6 @@ import android.os.AsyncTask;
 import android.os.Bundle;
 import android.os.Message;
 import android.os.Messenger;
-import android.support.v4.app.Fragment;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -28,14 +26,11 @@ import org.sufficientlysecure.keychain.service.KeychainIntentService;
 import org.sufficientlysecure.keychain.service.SaveKeyringParcel;
 import org.sufficientlysecure.keychain.service.ServiceProgressHandler;
 import org.sufficientlysecure.keychain.service.input.CryptoInputParcel;
-import org.sufficientlysecure.keychain.ui.PassphraseDialogActivity;
+import org.sufficientlysecure.keychain.ui.base.CryptoOperationFragment;
 import org.sufficientlysecure.keychain.ui.dialog.ProgressDialogFragment.ServiceType;
 import org.sufficientlysecure.keychain.ui.util.Notify;
-import org.sufficientlysecure.keychain.util.Passphrase;
 
-public abstract class LinkedIdCreateFinalFragment extends Fragment {
-
-    protected static final int REQUEST_CODE_PASSPHRASE = 0x00007008;
+public abstract class LinkedIdCreateFinalFragment extends CryptoOperationFragment {
 
     protected LinkedIdWizard mLinkedIdWizard;
 
@@ -63,7 +58,7 @@ public abstract class LinkedIdCreateFinalFragment extends Fragment {
         view.findViewById(R.id.next_button).setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
-                startCertify();
+                cryptoOperation();
             }
         });
 
@@ -174,29 +169,28 @@ public abstract class LinkedIdCreateFinalFragment extends Fragment {
 
     }
 
-    private void startCertify() {
+    protected void cryptoOperation(CryptoInputParcel cryptoInput) {
 
         if (mVerifiedResource == null) {
             Notify.create(getActivity(), R.string.linked_need_verify, Notify.Style.ERROR).show();
             return;
         }
 
-        Intent intent = new Intent(getActivity(), PassphraseDialogActivity.class);
-        intent.putExtra(PassphraseDialogActivity.EXTRA_SUBKEY_ID, mLinkedIdWizard.mMasterKeyId);
-        startActivityForResult(intent, REQUEST_CODE_PASSPHRASE);
-
-    }
-
-    private void certifyLinkedIdentity (CryptoInputParcel cryptoInput) {
         ServiceProgressHandler saveHandler = new ServiceProgressHandler(
                 getActivity(),
                 getString(R.string.progress_saving),
                 ProgressDialog.STYLE_HORIZONTAL,
                 true, ServiceType.KEYCHAIN_INTENT) {
+
             public void handleMessage(Message message) {
                 // handle messages by standard KeychainIntentServiceHandler first
                 super.handleMessage(message);
 
+                // handle pending messages
+                if (handlePendingMessage(message)) {
+                    return;
+                }
+
                 if (message.arg1 == MessageStatus.OKAY.ordinal()) {
 
                     // get returned data bundle
@@ -252,20 +246,4 @@ public abstract class LinkedIdCreateFinalFragment extends Fragment {
 
     }
 
-
-    @Override
-    public void onActivityResult(int requestCode, int resultCode, Intent data) {
-        switch (requestCode) {
-            case REQUEST_CODE_PASSPHRASE:
-                if (resultCode == Activity.RESULT_OK && data != null) {
-                    CryptoInputParcel cryptoInput =
-                            data.getParcelableExtra(PassphraseDialogActivity.RESULT_CRYPTO_INPUT);
-                    certifyLinkedIdentity(cryptoInput);
-                }
-                break;
-            default:
-                super.onActivityResult(requestCode, resultCode, data);
-        }
-    }
-
 }

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/linked/LinkedIdViewFragment.java

@@ -4,7 +4,6 @@ import java.io.IOException;
 import java.util.Collections;
 
 import android.animation.ObjectAnimator;
-import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.database.Cursor;
@@ -16,7 +15,6 @@ import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
 import android.os.Messenger;
-import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.app.FragmentManager.OnBackStackChangedListener;
 import android.support.v4.app.LoaderManager;
@@ -45,12 +43,11 @@ import org.sufficientlysecure.keychain.provider.KeychainDatabase.Tables;
 import org.sufficientlysecure.keychain.service.CertifyActionsParcel;
 import org.sufficientlysecure.keychain.service.CertifyActionsParcel.CertifyAction;
 import org.sufficientlysecure.keychain.service.KeychainIntentService;
-import org.sufficientlysecure.keychain.service.PassphraseCacheService;
 import org.sufficientlysecure.keychain.service.ServiceProgressHandler;
 import org.sufficientlysecure.keychain.service.input.CryptoInputParcel;
-import org.sufficientlysecure.keychain.ui.PassphraseDialogActivity;
 import org.sufficientlysecure.keychain.ui.adapter.LinkedIdsAdapter;
 import org.sufficientlysecure.keychain.ui.adapter.UserIdsAdapter;
+import org.sufficientlysecure.keychain.ui.base.CryptoOperationFragment;
 import org.sufficientlysecure.keychain.ui.linked.LinkedIdViewFragment.ViewHolder.VerifyState;
 import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
 import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils.State;
@@ -60,14 +57,11 @@ import org.sufficientlysecure.keychain.ui.util.SubtleAttentionSeeker;
 import org.sufficientlysecure.keychain.ui.widget.CertListWidget;
 import org.sufficientlysecure.keychain.ui.widget.CertifyKeySpinner;
 import org.sufficientlysecure.keychain.util.Log;
-import org.sufficientlysecure.keychain.util.Passphrase;
 
 
-public class LinkedIdViewFragment extends Fragment implements
+public class LinkedIdViewFragment extends CryptoOperationFragment implements
         LoaderManager.LoaderCallbacks<Cursor>, OnBackStackChangedListener {
 
-    public static final int REQUEST_CODE_PASSPHRASE = 0x00008001;
-
     private static final String ARG_DATA_URI = "data_uri";
     private static final String ARG_LID_RANK = "rank";
     private static final String ARG_IS_SECRET = "verified";
@@ -512,44 +506,20 @@ public class LinkedIdViewFragment extends Fragment implements
             return;
         }
 
-        Passphrase passphrase;
-        try {
-            passphrase = PassphraseCacheService.getCachedPassphrase(
-                    getActivity(), mCertifyKeyId, mCertifyKeyId);
-        } catch (PassphraseCacheService.KeyNotFoundException e) {
-            Log.e(Constants.TAG, "Key not found!", e);
-            getActivity().finish();
-            return;
-        }
-        if (passphrase == null) {
-            Intent intent = new Intent(getActivity(), PassphraseDialogActivity.class);
-            intent.putExtra(PassphraseDialogActivity.EXTRA_SUBKEY_ID, mCertifyKeyId);
-            startActivityForResult(intent, REQUEST_CODE_PASSPHRASE);
-            // bail out; need to wait until the user has entered the passphrase before trying again
-        } else {
-            certifyResource(new CryptoInputParcel());
-        }
+        cryptoOperation();
     }
 
     @Override
-    public void onActivityResult(int requestCode, int resultCode, Intent data) {
-        switch (requestCode) {
-            case REQUEST_CODE_PASSPHRASE: {
-                if (resultCode == Activity.RESULT_OK && data != null) {
-                    CryptoInputParcel cryptoInput = data.getParcelableExtra(
-                            PassphraseDialogActivity.RESULT_CRYPTO_INPUT);
-                    certifyResource(cryptoInput);
-                }
-                return;
-            }
+    protected void onCryptoOperationCancelled() {
+        super.onCryptoOperationCancelled();
+
+        // go back to 'verified ok'
+        setShowVerifying(false);
 
-            default: {
-                super.onActivityResult(requestCode, resultCode, data);
-            }
-        }
     }
 
-    private void certifyResource(CryptoInputParcel cryptoInput) {
+    @Override
+    protected void cryptoOperation(CryptoInputParcel cryptoInput) {
 
         if (mIsSecret) {
             return;
@@ -588,9 +558,13 @@ public class LinkedIdViewFragment extends Fragment implements
                 // handle messages by standard KeychainIntentServiceHandler first
                 super.handleMessage(message);
 
-                Bundle data = message.getData();
+                // handle pending messages
+                if (handlePendingMessage(message)) {
+                    return;
+                }
 
                 if (message.arg1 == MessageStatus.OKAY.ordinal()) {
+                    Bundle data = message.getData();
                     CertifyResult result = data.getParcelable(CertifyResult.EXTRA_RESULT);
                     result.createNotify(getActivity()).show();
                     // no need to do anything else, we will get a loader refresh!

OpenKeychain/src/main/res/layout/view_key_fragment.xml

@@ -1,7 +1,8 @@
 <ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
-            xmlns:card_view="http://schemas.android.com/apk/res-auto"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent">
+    xmlns:card_view="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
 
     <LinearLayout
         android:layout_width="match_parent"
@@ -48,6 +49,8 @@
             android:layout_gravity="center"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
+            android:visibility="gone"
+            tools:visibility="visible"
             card_view:cardBackgroundColor="@android:color/white"
             card_view:cardElevation="2dp"
             card_view:cardUseCompatPadding="true"
@@ -84,7 +87,7 @@
                     android:drawablePadding="3dp"
                     android:clickable="true"
                     android:textColor="@color/tertiary_text_light"
-                    android:text="%d more unknown identity types"
+                    android:text="@string/linked_ids_more_unknown"
                     android:paddingLeft="8dp"
                     android:paddingRight="8dp"
                     android:background="?android:selectableItemBackground" />

OpenKeychain/src/main/res/values/strings.xml

@@ -1370,5 +1370,6 @@
     <string name="linked_text_verifying">Verifying…</string>
     <string name="linked_text_error">Error</string>
     <string name="linked_text_confirming">Confirming…</string>
+    <string name="linked_ids_more_unknown">%d more unknown identity types</string>
 
 </resources>