Add cloud search tab, lose Keybase/Keyserver tabs, re-organize prefs

16 files changed, 407 insertions, 438 deletions

diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
index db78a36c1..8ee769fdf 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
@@ -81,6 +81,8 @@ public final class Constants {
         public static final String CACHED_CONSOLIDATE = "cachedConsolidate";
         public static final String CACHED_CONSOLIDATE_SECRETS = "cachedConsolidateSecrets";
         public static final String CACHED_CONSOLIDATE_PUBLICS = "cachedConsolidatePublics";
+        public static final String SEARCH_KEYSERVER = "search_keyserver_pref";
+        public static final String SEARCH_KEYBASE = "search_keybase_pref";
         public static final String USE_DEFAULT_YUBIKEY_PIN = "useDefaultYubikeyPin";
     }
 
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/EmailKeyHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/EmailKeyHelper.java
index d8efdc480..91325ca1f 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/EmailKeyHelper.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/EmailKeyHelper.java
@@ -61,9 +61,9 @@ public class EmailKeyHelper {
 
         if (keys.isEmpty()) {
             // Most users don't have the SRV record, so ask a default server as well
-            String[] servers = Preferences.getPreferences(context).getKeyServers();
-            if (servers != null && servers.length != 0) {
-                HkpKeyserver hkp = new HkpKeyserver(servers[0]);
+            String server = Preferences.getPreferences(context).getPreferredKeyserver();
+            if (server != null) {
+                HkpKeyserver hkp = new HkpKeyserver(server);
                 keys.addAll(getEmailKeys(mail, hkp));
             }
         }
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
index aa4621893..bf09997a0 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
@@ -220,6 +220,9 @@ public class Preferences {
         }
         return servers.toArray(chunks);
     }
+    public String getPreferredKeyserver() {
+        return getKeyServers()[0];
+    }
 
     public void setKeyServers(String[] value) {
         SharedPreferences.Editor editor = mSharedPreferences.edit();
@@ -248,6 +251,35 @@ public class Preferences {
         return mSharedPreferences.getBoolean(Constants.Pref.WRITE_VERSION_HEADER, false);
     }
 
+    public void setSearchKeyserver(boolean searchKeyserver) {
+        SharedPreferences.Editor editor = mSharedPreferences.edit();
+        editor.putBoolean(Pref.SEARCH_KEYSERVER, searchKeyserver);
+        editor.commit();
+    }
+    public void setSearchKeybase(boolean searchKeybase) {
+        SharedPreferences.Editor editor = mSharedPreferences.edit();
+        editor.putBoolean(Pref.SEARCH_KEYBASE, searchKeybase);
+        editor.commit();
+    }
+
+    public CloudSearchPrefs getCloudSearchPrefs() {
+            return new CloudSearchPrefs(mSharedPreferences.getBoolean(Pref.SEARCH_KEYSERVER, true),
+                mSharedPreferences.getBoolean(Pref.SEARCH_KEYBASE, true),
+                getPreferredKeyserver());
+    }
+
+    public static class CloudSearchPrefs {
+        public final boolean searchKeyserver;
+        public final boolean searchKeybase;
+        public final String keyserver;
+
+        public CloudSearchPrefs(boolean searchKeyserver, boolean searchKeybase, String keyserver) {
+            this.searchKeyserver = searchKeyserver;
+            this.searchKeybase = searchKeybase;
+            this.keyserver = keyserver;
+        }
+    }
+
     public void updatePreferences() {
         if (mSharedPreferences.getInt(Constants.Pref.PREF_DEFAULT_VERSION, 0) !=
                 Constants.Defaults.PREF_VERSION) {
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/CloudSearch.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/CloudSearch.java
new file mode 100644
index 000000000..27d826c59
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/CloudSearch.java
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2014 Tim Bray <tbray@textuality.com>
+ *
+ * This program 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.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.sufficientlysecure.keychain.keyimport;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.helper.Preferences;
+import org.sufficientlysecure.keychain.util.Log;
+
+import java.util.ArrayList;
+import java.util.Vector;
+
+/**
+ * Search two or more types of server for online keys.
+ */
+public class CloudSearch {
+
+    private final static long SECONDS = 1000;
+
+    public static ArrayList<ImportKeysListEntry> search(final String query, Preferences.CloudSearchPrefs cloudPrefs)
+            throws Keyserver.CloudSearchFailureException {
+        final ArrayList<Keyserver> servers = new ArrayList<Keyserver>();
+
+        // it's a Vector for sync, multiple threads might report problems
+        final Vector<Keyserver.CloudSearchFailureException> problems = new Vector<Keyserver.CloudSearchFailureException>();
+
+        if (cloudPrefs.searchKeyserver) {
+            servers.add(new HkpKeyserver(cloudPrefs.keyserver));
+        }
+        if (cloudPrefs.searchKeybase) {
+            servers.add(new KeybaseKeyserver());
+        }
+        final ImportKeysList results = new ImportKeysList(servers.size());
+
+        for (final Keyserver keyserver : servers) {
+            Runnable r = new Runnable() {
+                @Override
+                public void run() {
+                    try {
+                        results.addAll(keyserver.search(query));
+                    } catch (Keyserver.CloudSearchFailureException e) {
+                        problems.add(e);
+                    }
+                    results.finishedAdding(); // notifies if all searchers done
+                }
+            };
+            new Thread(r).start();
+        }
+
+        // wait for either all the searches to come back, or 10 seconds
+        synchronized(results) {
+            try {
+                results.wait(10 * SECONDS);
+            } catch (InterruptedException e) {
+            }
+        }
+
+        if (results.outstandingSuppliers() > 0) {
+            String message =  "Launched " + servers.size() + " cloud searchers, but" +
+                    results.outstandingSuppliers() + "failed to complete.";
+            problems.add(new Keyserver.QueryFailedException(message));
+        }
+
+        if (!problems.isEmpty()) {
+            for (Keyserver.CloudSearchFailureException e : problems) {
+                Log.d(Constants.TAG, "Cloud search exception: " + e.getLocalizedMessage());
+            }
+
+            // only throw exception if we didn’t get any results
+            if (results.isEmpty()) {
+                throw problems.get(0);
+            }
+        }
+
+        return results;
+    }
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/ImportKeysList.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/ImportKeysList.java
new file mode 100644
index 000000000..15de8cb8f
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/ImportKeysList.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2014 Tim Bray <tbray@textuality.com>
+ *
+ * This program 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.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.sufficientlysecure.keychain.keyimport;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+/**
+ * Just an ArrayList, only with a synchronized dupe-merging add/addAll, and a sign-off method
+ */
+public class ImportKeysList extends ArrayList<ImportKeysListEntry> {
+
+    private int mSupplierCount;
+
+    public ImportKeysList(int supplierCount) {
+        mSupplierCount = supplierCount;
+    }
+
+    @Override
+    public boolean add(ImportKeysListEntry toAdd) {
+        addOrMerge(toAdd);
+        return true; // that’s what the ArrayList#add contract says
+    }
+
+    @Override
+    public boolean addAll(Collection<? extends ImportKeysListEntry> addThese) {
+        boolean modified = false;
+        for (ImportKeysListEntry toAdd : addThese) {
+            modified = addOrMerge(toAdd) || modified;
+        }
+        return modified;
+    }
+
+    // NOTE: side-effects
+    // NOTE: synchronized
+    private synchronized boolean addOrMerge(ImportKeysListEntry toAdd) {
+        for (ImportKeysListEntry existing : this) {
+            if (toAdd.hasSameKeyAs(existing)) {
+                return mergeIDs(toAdd, existing);
+            }
+        }
+        return super.add(toAdd);
+    }
+
+    // being a little anal about the ArrayList#addAll contract here
+    private boolean mergeIDs(ImportKeysListEntry incoming, ImportKeysListEntry existing) {
+        boolean modified = false;
+        ArrayList<String> incomingIDs = incoming.getUserIds();
+        ArrayList<String> existingIDs = existing.getUserIds();
+        for (String incomingID : incomingIDs) {
+            if (!existingIDs.contains(incomingID)) {
+                existingIDs.add(incomingID);
+                modified = true;
+            }
+        }
+        return modified;
+    }
+
+    // NOTE: synchronized
+    public synchronized void finishedAdding() {
+        mSupplierCount--;
+        if (mSupplierCount == 0) {
+            this.notify();
+        }
+    }
+
+    public int outstandingSuppliers() {
+        return mSupplierCount;
+    }
+}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/ImportKeysListEntry.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/ImportKeysListEntry.java
index da70f1505..c10cd2e70 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/ImportKeysListEntry.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/ImportKeysListEntry.java
@@ -107,6 +107,13 @@ public class ImportKeysListEntry implements Serializable, Parcelable {
         return super.hashCode();
     }
 
+    public boolean hasSameKeyAs(Object o) {
+        if (mFingerprintHex == null || o == null || !(o instanceof ImportKeysListEntry)) {
+            return false;
+        }
+        return mFingerprintHex.equals(((ImportKeysListEntry) o).mFingerprintHex);
+    }
+
     public String getKeyIdHex() {
         return mKeyIdHex;
     }
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/Keyserver.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/Keyserver.java
index b726529f8..5e4bd0b70 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/Keyserver.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/Keyserver.java
@@ -24,7 +24,19 @@ import java.io.InputStream;
 import java.util.List;
 
 public abstract class Keyserver {
-    public static class QueryFailedException extends Exception {
+
+    public static class CloudSearchFailureException extends Exception {
+        private static final long serialVersionUID = 2703768928624654515L;
+
+        public CloudSearchFailureException(String message) {
+            super(message);
+        }
+        public CloudSearchFailureException() {
+            super();
+        }
+    }
+
+    public static class QueryFailedException extends CloudSearchFailureException {
         private static final long serialVersionUID = 2703768928624654512L;
 
         public QueryFailedException(String message) {
@@ -32,7 +44,7 @@ public abstract class Keyserver {
         }
     }
 
-    public static class QueryNeedsRepairException extends Exception {
+    public static class QueryNeedsRepairException extends CloudSearchFailureException {
         private static final long serialVersionUID = 2693768928624654512L;
     }
 
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateKeyFinalFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateKeyFinalFragment.java
index dc9fa78e5..c6edc47a1 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateKeyFinalFragment.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateKeyFinalFragment.java
@@ -204,7 +204,7 @@ public class CreateKeyFinalFragment extends Fragment {
         Bundle data = new Bundle();
 
         // upload to favorite keyserver
-        String keyserver = Preferences.getPreferences(getActivity()).getKeyServers()[0];
+        String keyserver = Preferences.getPreferences(getActivity()).getPreferredKeyserver();
         data.putString(KeychainIntentService.UPLOAD_KEY_SERVER, keyserver);
 
         intent.putExtra(KeychainIntentService.EXTRA_DATA, data);
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java
index d644dabc2..518a8046a 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java
@@ -68,8 +68,6 @@ public class ImportKeysActivity extends ActionBarActivity {
             + "IMPORT_KEY_FROM_KEY_SERVER_AND_RETURN";
     public static final String ACTION_IMPORT_KEY_FROM_FILE_AND_RETURN = Constants.INTENT_PREFIX
             + "IMPORT_KEY_FROM_FILE_AND_RETURN";
-    public static final String ACTION_IMPORT_KEY_FROM_KEYBASE = Constants.INTENT_PREFIX
-            + "IMPORT_KEY_FROM_KEYBASE";
 
     // Actions for internal use only:
     public static final String ACTION_IMPORT_KEY_FROM_FILE = Constants.INTENT_PREFIX
@@ -101,12 +99,11 @@ public class ImportKeysActivity extends ActionBarActivity {
     public static final int VIEW_PAGER_HEIGHT = 64; // dp
 
     private static final int ALL_TABS = -1;
-    private static final int TAB_KEYSERVER = 0;
+    private static final int TAB_CLOUD = 0;
     private static final int TAB_QR_CODE = 1;
     private static final int TAB_FILE = 2;
-    private static final int TAB_KEYBASE = 3;
 
-    private int mSwitchToTab = TAB_KEYSERVER;
+    private int mSwitchToTab = TAB_CLOUD;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -193,8 +190,8 @@ public class ImportKeysActivity extends ActionBarActivity {
                 if (query != null && query.length() > 0) {
                     // display keyserver fragment with query
                     serverBundle = new Bundle();
-                    serverBundle.putString(ImportKeysServerFragment.ARG_QUERY, query);
-                    mSwitchToTab = TAB_KEYSERVER;
+                    serverBundle.putString(ImportKeysCloudFragment.ARG_QUERY, query);
+                    mSwitchToTab = TAB_CLOUD;
 
                     // action: search immediately
                     startListFragment(savedInstanceState, null, null, query);
@@ -214,11 +211,11 @@ public class ImportKeysActivity extends ActionBarActivity {
 
                     // display keyserver fragment with query
                     serverBundle = new Bundle();
-                    serverBundle.putString(ImportKeysServerFragment.ARG_QUERY, query);
-                    serverBundle.putBoolean(ImportKeysServerFragment.ARG_DISABLE_QUERY_EDIT, true);
+                    serverBundle.putString(ImportKeysCloudFragment.ARG_QUERY, query);
+                    serverBundle.putBoolean(ImportKeysCloudFragment.ARG_DISABLE_QUERY_EDIT, true);
                     // display server tab only
-                    showTabOnly = TAB_KEYSERVER;
-                    mSwitchToTab = TAB_KEYSERVER;
+                    showTabOnly = TAB_CLOUD;
+                    mSwitchToTab = TAB_CLOUD;
 
                     // action: search immediately
                     startListFragment(savedInstanceState, null, null, query);
@@ -259,12 +256,6 @@ public class ImportKeysActivity extends ActionBarActivity {
 
             // no immediate actions!
             startListFragment(savedInstanceState, null, null, null);
-        } else if (ACTION_IMPORT_KEY_FROM_KEYBASE.equals(action)) {
-            // NOTE: this only displays the appropriate fragment, no actions are taken
-            mSwitchToTab = TAB_KEYBASE;
-
-            // no immediate actions!
-            startListFragment(savedInstanceState, null, null, null);
         } else {
             startListFragment(savedInstanceState, null, null, null);
         }
@@ -299,19 +290,17 @@ public class ImportKeysActivity extends ActionBarActivity {
 
         switch (showTabOnly) {
             case ALL_TABS:
-                // show all tabs
-                mTabsAdapter.addTab(ImportKeysServerFragment.class,
-                        serverBundle, getString(R.string.import_tab_keyserver));
+                // show default tabs
+                mTabsAdapter.addTab(ImportKeysCloudFragment.class,
+                        serverBundle, getString(R.string.import_tab_cloud));
                 mTabsAdapter.addTab(ImportKeysQrCodeFragment.class,
                         null, getString(R.string.import_tab_qr_code));
                 mTabsAdapter.addTab(ImportKeysFileFragment.class,
                         null, getString(R.string.import_tab_direct));
-                mTabsAdapter.addTab(ImportKeysKeybaseFragment.class,
-                        null, getString(R.string.import_tab_keybase));
                 break;
-            case TAB_KEYSERVER:
-                mTabsAdapter.addTab(ImportKeysServerFragment.class,
-                        serverBundle, getString(R.string.import_tab_keyserver));
+            case TAB_CLOUD:
+                mTabsAdapter.addTab(ImportKeysCloudFragment.class,
+                        serverBundle, getString(R.string.import_tab_cloud));
                 break;
             case TAB_QR_CODE:
                 mTabsAdapter.addTab(ImportKeysQrCodeFragment.class,
@@ -321,10 +310,6 @@ public class ImportKeysActivity extends ActionBarActivity {
                 mTabsAdapter.addTab(ImportKeysFileFragment.class,
                         null, getString(R.string.import_tab_direct));
                 break;
-            case TAB_KEYBASE:
-                mTabsAdapter.addTab(ImportKeysKeybaseFragment.class,
-                        null, getString(R.string.import_tab_keybase));
-                break;
         }
 
         // update layout after operations
@@ -380,18 +365,17 @@ public class ImportKeysActivity extends ActionBarActivity {
         if (mViewPager.getAdapter() != null)
             mViewPager.setAdapter(null);
         mViewPager.setAdapter(mTabsAdapter);
-        mViewPager.setCurrentItem(TAB_KEYSERVER);
+        mViewPager.setCurrentItem(TAB_CLOUD);
 
-        ImportKeysServerFragment f = (ImportKeysServerFragment)
-                getActiveFragment(mViewPager, TAB_KEYSERVER);
+        ImportKeysCloudFragment f = (ImportKeysCloudFragment)
+                getActiveFragment(mViewPager, TAB_CLOUD);
 
-        // ask favorite keyserver
-        String keyserver = Preferences.getPreferences(ImportKeysActivity.this).getKeyServers()[0];
+        // search config
+        Preferences prefs = Preferences.getPreferences(ImportKeysActivity.this);
+        Preferences.CloudSearchPrefs cloudPrefs = new Preferences.CloudSearchPrefs(true, true, prefs.getPreferredKeyserver());
 
-        // set fields of ImportKeysServerFragment
-        f.setQueryAndKeyserver(query, keyserver);
         // search directly
-        loadCallback(new ImportKeysListFragment.KeyserverLoaderState(query, keyserver));
+        loadCallback(new ImportKeysListFragment.CloudLoaderState(query, cloudPrefs));
     }
 
     // http://stackoverflow.com/a/9293207
@@ -522,8 +506,8 @@ public class ImportKeysActivity extends ActionBarActivity {
                 Log.e(Constants.TAG, "Problem writing cache file", e);
                 Notify.showNotify(this, "Problem writing cache file!", Notify.Style.ERROR);
             }
-        } else if (ls instanceof ImportKeysListFragment.KeyserverLoaderState) {
-            ImportKeysListFragment.KeyserverLoaderState sls = (ImportKeysListFragment.KeyserverLoaderState) ls;
+        } else if (ls instanceof ImportKeysListFragment.CloudLoaderState) {
+            ImportKeysListFragment.CloudLoaderState sls = (ImportKeysListFragment.CloudLoaderState) ls;
 
             // Send all information needed to service to query keys in other thread
             Intent intent = new Intent(this, KeychainIntentService.class);
@@ -533,31 +517,7 @@ public class ImportKeysActivity extends ActionBarActivity {
             // fill values for this action
             Bundle data = new Bundle();
 
-            data.putString(KeychainIntentService.DOWNLOAD_KEY_SERVER, sls.keyserver);
-
-            // get selected key entries
-            ArrayList<ImportKeysListEntry> selectedEntries = mListFragment.getSelectedEntries();
-            data.putParcelableArrayList(KeychainIntentService.DOWNLOAD_KEY_LIST, selectedEntries);
-
-            intent.putExtra(KeychainIntentService.EXTRA_DATA, data);
-
-            // Create a new Messenger for the communication back
-            Messenger messenger = new Messenger(saveHandler);
-            intent.putExtra(KeychainIntentService.EXTRA_MESSENGER, messenger);
-
-            // show progress dialog
-            saveHandler.showProgressDialog(this);
-
-            // start service with intent
-            startService(intent);
-        } else if (ls instanceof ImportKeysListFragment.KeybaseLoaderState) {
-            // Send all information needed to service to query keys in other thread
-            Intent intent = new Intent(this, KeychainIntentService.class);
-
-            intent.setAction(KeychainIntentService.ACTION_IMPORT_KEYBASE_KEYS);
-
-            // fill values for this action
-            Bundle data = new Bundle();
+            data.putString(KeychainIntentService.DOWNLOAD_KEY_SERVER, sls.mCloudPrefs.keyserver);
 
             // get selected key entries
             ArrayList<ImportKeysListEntry> selectedEntries = mListFragment.getSelectedEntries();
@@ -574,7 +534,6 @@ public class ImportKeysActivity extends ActionBarActivity {
 
             // start service with intent
             startService(intent);
-
         } else {
             Notify.showNotify(this, R.string.error_nothing_import, Notify.Style.ERROR);
         }
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysServerFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysCloudFragment.java
index 88caebc32..6b4b833c6 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysServerFragment.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysCloudFragment.java
@@ -19,6 +19,7 @@ package org.sufficientlysecure.keychain.ui;
 
 import android.app.Activity;
 import android.content.Context;
+import android.content.Intent;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
 import android.view.KeyEvent;
@@ -30,8 +31,6 @@ import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.ArrayAdapter;
 import android.widget.AutoCompleteTextView;
-import android.widget.EditText;
-import android.widget.Spinner;
 import android.widget.TextView;
 
 import org.sufficientlysecure.keychain.Constants;
@@ -42,9 +41,8 @@ import org.sufficientlysecure.keychain.util.Log;
 
 import java.util.List;
 
-public class ImportKeysServerFragment extends Fragment {
+public class ImportKeysCloudFragment extends Fragment {
     public static final String ARG_QUERY = "query";
-    public static final String ARG_KEYSERVER = "keyserver";
     public static final String ARG_DISABLE_QUERY_EDIT = "disable_query_edit";
 
     private ImportKeysActivity mImportActivity;
@@ -52,19 +50,16 @@ public class ImportKeysServerFragment extends Fragment {
     private View mSearchButton;
     private AutoCompleteTextView mQueryEditText;
     private View mConfigButton;
-    private View mConfigLayout;
-    private Spinner mServerSpinner;
     private ArrayAdapter<String> mServerAdapter;
 
     /**
      * Creates new instance of this fragment
      */
-    public static ImportKeysServerFragment newInstance(String query, String keyserver) {
-        ImportKeysServerFragment frag = new ImportKeysServerFragment();
+    public static ImportKeysCloudFragment newInstance(String query, String keyserver, boolean doKeyserver, boolean doKeybase) {
+        ImportKeysCloudFragment frag = new ImportKeysCloudFragment();
 
         Bundle args = new Bundle();
         args.putString(ARG_QUERY, query);
-        args.putString(ARG_KEYSERVER, keyserver);
 
         frag.setArguments(args);
 
@@ -76,26 +71,11 @@ public class ImportKeysServerFragment extends Fragment {
      */
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.import_keys_server_fragment, container, false);
-
-        mSearchButton = view.findViewById(R.id.import_server_search);
-        mQueryEditText = (AutoCompleteTextView) view.findViewById(R.id.import_server_query);
-        mConfigButton = view.findViewById(R.id.import_server_config_button);
-        mConfigLayout = view.findViewById(R.id.import_server_config);
-        mServerSpinner = (Spinner) view.findViewById(R.id.import_server_spinner);
-
-        // add keyservers to spinner
-        mServerAdapter = new ArrayAdapter<String>(getActivity(),
-                android.R.layout.simple_spinner_item, Preferences.getPreferences(getActivity())
-                .getKeyServers()
-        );
-        mServerAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
-        mServerSpinner.setAdapter(mServerAdapter);
-        if (mServerAdapter.getCount() > 0) {
-            mServerSpinner.setSelection(0);
-        } else {
-            mSearchButton.setEnabled(false);
-        }
+        View view = inflater.inflate(R.layout.import_keys_cloud_fragment, container, false);
+
+        mSearchButton = view.findViewById(R.id.cloud_import_server_search);
+        mQueryEditText = (AutoCompleteTextView) view.findViewById(R.id.cloud_import_server_query);
+        mConfigButton = view.findViewById(R.id.cloud_import_server_config_button);
 
         List<String> namesAndEmails = ContactHelper.getContactNames(getActivity());
         namesAndEmails.addAll(ContactHelper.getContactMails(getActivity()));
@@ -110,9 +90,7 @@ public class ImportKeysServerFragment extends Fragment {
         mSearchButton.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
-                String query = mQueryEditText.getText().toString();
-                String keyServer = (String) mServerSpinner.getSelectedItem();
-                search(query, keyServer);
+                search(mQueryEditText.getText().toString());
 
                 // close keyboard after pressing search
                 InputMethodManager imm =
@@ -125,9 +103,7 @@ public class ImportKeysServerFragment extends Fragment {
             @Override
             public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
                 if (actionId == EditorInfo.IME_ACTION_SEARCH) {
-                    String query = mQueryEditText.getText().toString();
-                    String keyServer = (String) mServerSpinner.getSelectedItem();
-                    search(query, keyServer);
+                    search(mQueryEditText.getText().toString());
 
                     // Don't return true to let the keyboard close itself after pressing search
                     return false;
@@ -139,11 +115,11 @@ public class ImportKeysServerFragment extends Fragment {
         mConfigButton.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
-                if (mImportActivity.getViewPagerHeight() > ImportKeysActivity.VIEW_PAGER_HEIGHT) {
-                    mImportActivity.resizeViewPager(ImportKeysActivity.VIEW_PAGER_HEIGHT);
-                } else {
-                    mImportActivity.resizeViewPager(ImportKeysActivity.VIEW_PAGER_HEIGHT + 41);
-                }
+                Intent i = new Intent(mImportActivity, PreferencesActivity.class);
+                // GRR, for some reason I can’t set the Action or I get an incomprehensible
+                //  exception about “modern two-pane layouts”
+                // i.setAction(PreferencesActivity.ACTION_PREFS_CLOUD);
+                startActivity(i);
             }
         });
 
@@ -163,14 +139,6 @@ public class ImportKeysServerFragment extends Fragment {
                 Log.d(Constants.TAG, "query: " + query);
             }
 
-            if (getArguments().containsKey(ARG_KEYSERVER)) {
-                String keyserver = getArguments().getString(ARG_KEYSERVER);
-                int keyserverPos = mServerAdapter.getPosition(keyserver);
-                mServerSpinner.setSelection(keyserverPos);
-
-                Log.d(Constants.TAG, "keyserver: " + keyserver);
-            }
-
             if (getArguments().getBoolean(ARG_DISABLE_QUERY_EDIT, false)) {
                 mQueryEditText.setEnabled(false);
             }
@@ -184,14 +152,9 @@ public class ImportKeysServerFragment extends Fragment {
         mImportActivity = (ImportKeysActivity) activity;
     }
 
-    private void search(String query, String keyserver) {
-        mImportActivity.loadCallback(new ImportKeysListFragment.KeyserverLoaderState(query, keyserver));
-    }
-
-    public void setQueryAndKeyserver(String query, String keyserver) {
-        mQueryEditText.setText(query, TextView.BufferType.EDITABLE);
-        int keyServerPos = mServerAdapter.getPosition(keyserver);
-        mServerSpinner.setSelection(keyServerPos);
+    private void search(String query) {
+        Preferences prefs = Preferences.getPreferences(getActivity());
+        mImportActivity.loadCallback(new ImportKeysListFragment.CloudLoaderState(query, prefs.getCloudSearchPrefs()));
     }
 
 }
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysKeybaseFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysKeybaseFragment.java
deleted file mode 100644
index 3a82bdc32..000000000
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysKeybaseFragment.java
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
- *
- * This program 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.
- *
- * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-package org.sufficientlysecure.keychain.ui;
-
-import android.app.Activity;
-import android.content.Context;
-import android.os.Bundle;
-import android.support.v4.app.Fragment;
-import android.view.KeyEvent;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.inputmethod.EditorInfo;
-import android.view.inputmethod.InputMethodManager;
-import android.widget.EditText;
-import android.widget.TextView;
-
-import org.sufficientlysecure.keychain.R;
-
-/**
- * Import public keys from the Keybase.io directory.  First cut: just raw search.
- *   TODO: make a pick list of the people you’re following on keybase
- */
-public class ImportKeysKeybaseFragment extends Fragment {
-
-    private ImportKeysActivity mImportActivity;
-    private View mSearchButton;
-    private EditText mQueryEditText;
-
-    public static final String ARG_QUERY = "query";
-
-    /**
-     * Creates new instance of this fragment
-     */
-    public static ImportKeysKeybaseFragment newInstance() {
-        ImportKeysKeybaseFragment frag = new ImportKeysKeybaseFragment();
-
-        Bundle args = new Bundle();
-        frag.setArguments(args);
-
-        return frag;
-    }
-
-    /**
-     * Inflate the layout for this fragment
-     */
-    @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.import_keys_keybase_fragment, container, false);
-
-        mQueryEditText = (EditText) view.findViewById(R.id.import_keybase_query);
-
-        mSearchButton = view.findViewById(R.id.import_keybase_search);
-        mSearchButton.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                String query = mQueryEditText.getText().toString();
-                search(query);
-
-                // close keyboard after pressing search
-                InputMethodManager imm =
-                        (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
-                imm.hideSoftInputFromWindow(mQueryEditText.getWindowToken(), 0);
-            }
-        });
-
-        mQueryEditText.setOnEditorActionListener(new TextView.OnEditorActionListener() {
-            @Override
-            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
-                if (actionId == EditorInfo.IME_ACTION_SEARCH) {
-                    String query = mQueryEditText.getText().toString();
-                    search(query);
-
-                    // Don't return true to let the keyboard close itself after pressing search
-                    return false;
-                }
-                return false;
-            }
-        });
-
-        return view;
-    }
-
-    @Override
-    public void onActivityCreated(Bundle savedInstanceState) {
-        super.onActivityCreated(savedInstanceState);
-
-        // set displayed values
-        if (getArguments() != null) {
-            if (getArguments().containsKey(ARG_QUERY)) {
-                String query = getArguments().getString(ARG_QUERY);
-                mQueryEditText.setText(query, TextView.BufferType.EDITABLE);
-            }
-        }
-    }
-
-    @Override
-    public void onAttach(Activity activity) {
-        super.onAttach(activity);
-
-        mImportActivity = (ImportKeysActivity) activity;
-    }
-
-    private void search(String query) {
-        mImportActivity.loadCallback(new ImportKeysListFragment.KeybaseLoaderState(query));
-    }
-}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysListFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysListFragment.java
index fde0f5f23..f1f234461 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysListFragment.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysListFragment.java
@@ -37,9 +37,8 @@ import org.sufficientlysecure.keychain.keyimport.Keyserver;
 import org.sufficientlysecure.keychain.keyimport.ParcelableKeyRing;
 import org.sufficientlysecure.keychain.ui.adapter.AsyncTaskResultWrapper;
 import org.sufficientlysecure.keychain.ui.adapter.ImportKeysAdapter;
-import org.sufficientlysecure.keychain.ui.adapter.ImportKeysListKeybaseLoader;
+import org.sufficientlysecure.keychain.ui.adapter.ImportKeysListCloudLoader;
 import org.sufficientlysecure.keychain.ui.adapter.ImportKeysListLoader;
-import org.sufficientlysecure.keychain.ui.adapter.ImportKeysListServerLoader;
 import org.sufficientlysecure.keychain.util.InputData;
 import org.sufficientlysecure.keychain.util.Log;
 import org.sufficientlysecure.keychain.util.Notify;
@@ -63,8 +62,7 @@ public class ImportKeysListFragment extends ListFragment implements
     private LoaderState mLoaderState;
 
     private static final int LOADER_ID_BYTES = 0;
-    private static final int LOADER_ID_SERVER_QUERY = 1;
-    private static final int LOADER_ID_KEYBASE = 2;
+    private static final int LOADER_ID_CLOUD = 1;
 
     private LongSparseArray<ParcelableKeyRing> mCachedKeyData;
 
@@ -118,21 +116,13 @@ public class ImportKeysListFragment extends ListFragment implements
         }
     }
 
-    static public class KeyserverLoaderState extends LoaderState {
-        String serverQuery;
-        String keyserver;
+    static public class CloudLoaderState extends LoaderState {
+        Preferences.CloudSearchPrefs mCloudPrefs;
+        String mServerQuery;
 
-        KeyserverLoaderState(String serverQuery, String keyserver) {
-            this.serverQuery = serverQuery;
-            this.keyserver = keyserver;
-        }
-    }
-
-    static public class KeybaseLoaderState extends LoaderState {
-        String keybaseQuery;
-
-        KeybaseLoaderState(String keybaseQuery) {
-            this.keybaseQuery = keybaseQuery;
+        CloudLoaderState(String serverQuery, Preferences.CloudSearchPrefs cloudPrefs) {
+            mServerQuery = serverQuery;
+            mCloudPrefs = cloudPrefs;
         }
     }
 
@@ -161,9 +151,8 @@ public class ImportKeysListFragment extends ListFragment implements
         } else if (query != null) {
             // TODO: this is used when updating a key.
             // Currently it simply uses keyserver nr 0
-            String keyserver = Preferences.getPreferences(getActivity())
-                    .getKeyServers()[0];
-            mLoaderState = new KeyserverLoaderState(query, keyserver);
+            Preferences prefs = Preferences.getPreferences(getActivity());
+            mLoaderState = new CloudLoaderState(query, prefs.getCloudSearchPrefs());
         }
 
         getListView().setOnTouchListener(new OnTouchListener() {
@@ -202,11 +191,8 @@ public class ImportKeysListFragment extends ListFragment implements
         if (getLoaderManager().getLoader(LOADER_ID_BYTES) != null) {
             getLoaderManager().destroyLoader(LOADER_ID_BYTES);
         }
-        if (getLoaderManager().getLoader(LOADER_ID_SERVER_QUERY) != null) {
-            getLoaderManager().destroyLoader(LOADER_ID_SERVER_QUERY);
-        }
-        if (getLoaderManager().getLoader(LOADER_ID_KEYBASE) != null) {
-            getLoaderManager().destroyLoader(LOADER_ID_KEYBASE);
+        if (getLoaderManager().getLoader(LOADER_ID_CLOUD) != null) {
+            getLoaderManager().destroyLoader(LOADER_ID_CLOUD);
         }
         if (getView() != null) {
             setListShown(true);
@@ -219,16 +205,11 @@ public class ImportKeysListFragment extends ListFragment implements
             setListShown(false);
 
             getLoaderManager().restartLoader(LOADER_ID_BYTES, null, this);
-        } else if (mLoaderState instanceof KeyserverLoaderState) {
-            // Start out with a progress indicator.
-            setListShown(false);
-
-            getLoaderManager().restartLoader(LOADER_ID_SERVER_QUERY, null, this);
-        } else if (mLoaderState instanceof KeybaseLoaderState) {
+        } else if (mLoaderState instanceof CloudLoaderState) {
             // Start out with a progress indicator.
             setListShown(false);
 
-            getLoaderManager().restartLoader(LOADER_ID_KEYBASE, null, this);
+            getLoaderManager().restartLoader(LOADER_ID_CLOUD, null, this);
         }
     }
 
@@ -241,13 +222,9 @@ public class ImportKeysListFragment extends ListFragment implements
                 InputData inputData = getInputData(ls.keyBytes, ls.dataUri);
                 return new ImportKeysListLoader(mActivity, inputData);
             }
-            case LOADER_ID_SERVER_QUERY: {
-                KeyserverLoaderState ls = (KeyserverLoaderState) mLoaderState;
-                return new ImportKeysListServerLoader(getActivity(), ls.serverQuery, ls.keyserver);
-            }
-            case LOADER_ID_KEYBASE: {
-                KeybaseLoaderState ls = (KeybaseLoaderState) mLoaderState;
-                return new ImportKeysListKeybaseLoader(getActivity(), ls.keybaseQuery);
+            case LOADER_ID_CLOUD: {
+                CloudLoaderState ls = (CloudLoaderState) mLoaderState;
+                return new ImportKeysListCloudLoader(getActivity(), ls.mServerQuery, ls.mCloudPrefs);
             }
 
             default:
@@ -301,8 +278,7 @@ public class ImportKeysListFragment extends ListFragment implements
                 }
                 break;
 
-            case LOADER_ID_SERVER_QUERY:
-            case LOADER_ID_KEYBASE:
+            case LOADER_ID_CLOUD:
 
                 if (error == null) {
                     // No error
@@ -333,11 +309,7 @@ public class ImportKeysListFragment extends ListFragment implements
                 // Clear the data in the adapter.
                 mAdapter.clear();
                 break;
-            case LOADER_ID_SERVER_QUERY:
-                // Clear the data in the adapter.
-                mAdapter.clear();
-                break;
-            case LOADER_ID_KEYBASE:
+            case LOADER_ID_CLOUD:
                 // Clear the data in the adapter.
                 mAdapter.clear();
                 break;
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesActivity.java
index 1221966e1..dd4fedf9d 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesActivity.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesActivity.java
@@ -18,6 +18,7 @@
 package org.sufficientlysecure.keychain.ui;
 
 import android.annotation.SuppressLint;
+import android.content.Context;
 import android.content.Intent;
 import android.os.Build;
 import android.os.Bundle;
@@ -40,7 +41,7 @@ import java.util.List;
 @SuppressLint("NewApi")
 public class PreferencesActivity extends PreferenceActivity {
 
-    public static final String ACTION_PREFS_GEN = "org.sufficientlysecure.keychain.ui.PREFS_GEN";
+    public static final String ACTION_PREFS_CLOUD = "org.sufficientlysecure.keychain.ui.PREFS_CLOUD";
     public static final String ACTION_PREFS_ADV = "org.sufficientlysecure.keychain.ui.PREFS_ADV";
 
     public static final int REQUEST_CODE_KEYSERVER_PREF = 0x00007005;
@@ -55,16 +56,11 @@ public class PreferencesActivity extends PreferenceActivity {
 
         String action = getIntent().getAction();
 
-        if (action != null && action.equals(ACTION_PREFS_GEN)) {
-            addPreferencesFromResource(R.xml.gen_preferences);
-
-            initializePassPassphraceCacheTtl(
-                    (IntegerListPreference) findPreference(Constants.Pref.PASSPHRASE_CACHE_TTL));
+        if (action != null && action.equals(ACTION_PREFS_CLOUD)) {
+            addPreferencesFromResource(R.xml.cloud_search_prefs);
 
             mKeyServerPreference = (PreferenceScreen) findPreference(Constants.Pref.KEY_SERVERS);
-            String servers[] = sPreferences.getKeyServers();
-            mKeyServerPreference.setSummary(getResources().getQuantityString(R.plurals.n_keyservers,
-                    servers.length, servers.length));
+            mKeyServerPreference.setSummary(keyserverSummary(this));
             mKeyServerPreference
                     .setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
                         public boolean onPreferenceClick(Preference preference) {
@@ -76,10 +72,19 @@ public class PreferencesActivity extends PreferenceActivity {
                             return false;
                         }
                     });
+            initializeSearchKeyserver(
+                    (CheckBoxPreference) findPreference(Constants.Pref.SEARCH_KEYSERVER)
+            );
+            initializeSearchKeybase(
+                    (CheckBoxPreference) findPreference(Constants.Pref.SEARCH_KEYBASE)
+            );
 
         } else if (action != null && action.equals(ACTION_PREFS_ADV)) {
             addPreferencesFromResource(R.xml.adv_preferences);
 
+            initializePassPassphraceCacheTtl(
+                    (IntegerListPreference) findPreference(Constants.Pref.PASSPHRASE_CACHE_TTL));
+
             initializeEncryptionAlgorithm(
                     (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_ENCRYPTION_ALGORITHM));
 
@@ -136,8 +141,7 @@ public class PreferencesActivity extends PreferenceActivity {
                 String servers[] = data
                         .getStringArrayExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS);
                 sPreferences.setKeyServers(servers);
-                mKeyServerPreference.setSummary(getResources().getQuantityString(
-                        R.plurals.n_keyservers, servers.length, servers.length));
+                mKeyServerPreference.setSummary(keyserverSummary(this));
                 break;
             }
 
@@ -156,9 +160,9 @@ public class PreferencesActivity extends PreferenceActivity {
     }
 
     /**
-     * This fragment shows the general preferences in android 3.0+
+     * This fragment shows the Cloud Search preferences in android 3.0+
      */
-    public static class GeneralPrefsFragment extends PreferenceFragment {
+    public static class CloudSearchPrefsFragment extends PreferenceFragment {
 
         private PreferenceScreen mKeyServerPreference = null;
 
@@ -167,15 +171,11 @@ public class PreferencesActivity extends PreferenceActivity {
             super.onCreate(savedInstanceState);
 
             // Load the preferences from an XML resource
-            addPreferencesFromResource(R.xml.gen_preferences);
-
-            initializePassPassphraceCacheTtl(
-                    (IntegerListPreference) findPreference(Constants.Pref.PASSPHRASE_CACHE_TTL));
+            addPreferencesFromResource(R.xml.cloud_search_prefs);
 
             mKeyServerPreference = (PreferenceScreen) findPreference(Constants.Pref.KEY_SERVERS);
-            String servers[] = sPreferences.getKeyServers();
-            mKeyServerPreference.setSummary(getResources().getQuantityString(R.plurals.n_keyservers,
-                    servers.length, servers.length));
+            mKeyServerPreference.setSummary(keyserverSummary(getActivity()));
+
             mKeyServerPreference
                     .setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
                         public boolean onPreferenceClick(Preference preference) {
@@ -187,6 +187,12 @@ public class PreferencesActivity extends PreferenceActivity {
                             return false;
                         }
                     });
+            initializeSearchKeyserver(
+                    (CheckBoxPreference) findPreference(Constants.Pref.SEARCH_KEYSERVER)
+            );
+            initializeSearchKeybase(
+                    (CheckBoxPreference) findPreference(Constants.Pref.SEARCH_KEYBASE)
+            );
         }
 
         @Override
@@ -199,8 +205,7 @@ public class PreferencesActivity extends PreferenceActivity {
                     String servers[] = data
                             .getStringArrayExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS);
                     sPreferences.setKeyServers(servers);
-                    mKeyServerPreference.setSummary(getResources().getQuantityString(
-                            R.plurals.n_keyservers, servers.length, servers.length));
+                    mKeyServerPreference.setSummary(keyserverSummary(getActivity()));
                     break;
                 }
 
@@ -224,6 +229,9 @@ public class PreferencesActivity extends PreferenceActivity {
             // Load the preferences from an XML resource
             addPreferencesFromResource(R.xml.adv_preferences);
 
+            initializePassPassphraceCacheTtl(
+                    (IntegerListPreference) findPreference(Constants.Pref.PASSPHRASE_CACHE_TTL));
+
             initializeEncryptionAlgorithm(
                     (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_ENCRYPTION_ALGORITHM));
 
@@ -271,7 +279,7 @@ public class PreferencesActivity extends PreferenceActivity {
 
     protected boolean isValidFragment(String fragmentName) {
         return AdvancedPrefsFragment.class.getName().equals(fragmentName)
-                || GeneralPrefsFragment.class.getName().equals(fragmentName)
+                || CloudSearchPrefsFragment.class.getName().equals(fragmentName)
                 || super.isValidFragment(fragmentName);
     }
 
@@ -398,6 +406,39 @@ public class PreferencesActivity extends PreferenceActivity {
         });
     }
 
+    private static void initializeSearchKeyserver(final CheckBoxPreference mSearchKeyserver) {
+        Preferences.CloudSearchPrefs prefs = sPreferences.getCloudSearchPrefs();
+        mSearchKeyserver.setChecked(prefs.searchKeyserver);
+        mSearchKeyserver.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
+            @Override
+            public boolean onPreferenceChange(Preference preference, Object newValue) {
+                mSearchKeyserver.setChecked((Boolean) newValue);
+                sPreferences.setSearchKeyserver((Boolean) newValue);
+                return false;
+            }
+        });
+    }
+
+    private static void initializeSearchKeybase(final CheckBoxPreference mSearchKeybase) {
+        Preferences.CloudSearchPrefs prefs = sPreferences.getCloudSearchPrefs();
+        mSearchKeybase.setChecked(prefs.searchKeybase);
+        mSearchKeybase.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
+            @Override
+            public boolean onPreferenceChange(Preference preference, Object newValue) {
+                mSearchKeybase.setChecked((Boolean) newValue);
+                sPreferences.setSearchKeybase((Boolean) newValue);
+                return false;
+            }
+        });
+    }
+
+    public static String keyserverSummary(Context context) {
+        String[] servers = sPreferences.getKeyServers();
+        String serverSummary = context.getResources().getQuantityString(
+                R.plurals.n_keyservers, servers.length, servers.length);
+        return serverSummary + "; " + context.getString(R.string.label_preferred) + ": " + sPreferences.getPreferredKeyserver();
+    }
+
     private static void initializeUseDefaultYubikeyPin(final CheckBoxPreference mUseDefaultYubikeyPin) {
         mUseDefaultYubikeyPin.setChecked(sPreferences.useDefaultYubikeyPin());
         mUseDefaultYubikeyPin.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
@@ -408,4 +449,5 @@ public class PreferencesActivity extends PreferenceActivity {
             }
         });
     }
+
 }
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesKeyServerActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesKeyServerActivity.java
index 0de675bab..b5e0e2ab5 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesKeyServerActivity.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesKeyServerActivity.java
@@ -43,6 +43,7 @@ public class PreferencesKeyServerActivity extends ActionBarActivity implements O
     private LayoutInflater mInflater;
     private ViewGroup mEditors;
     private View mAdd;
+    private View mShuffle;
     private TextView mTitle;
     private TextView mSummary;
 
@@ -73,6 +74,7 @@ public class PreferencesKeyServerActivity extends ActionBarActivity implements O
 
         mTitle = (TextView) findViewById(R.id.title);
         mSummary = (TextView) findViewById(R.id.summary);
+        mSummary.setText(getText(R.string.label_first_keyserver_is_used));
 
         mTitle.setText(R.string.label_keyservers);
 
@@ -80,9 +82,29 @@ public class PreferencesKeyServerActivity extends ActionBarActivity implements O
         mAdd = findViewById(R.id.add);
         mAdd.setOnClickListener(this);
 
+        mShuffle = findViewById(R.id.shuffle);
+        mShuffle.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Vector<String> servers = serverList();
+                String first = servers.get(0);
+                if (first != null) {
+                    servers.remove(0);
+                    servers.add(first);
+                    String[] dummy = {};
+                    makeServerList(servers.toArray(dummy));
+                }
+            }
+        });
+
         Intent intent = getIntent();
         String servers[] = intent.getStringArrayExtra(EXTRA_KEY_SERVERS);
+        makeServerList(servers);
+   }
+
+    private void makeServerList(String[] servers) {
         if (servers != null) {
+            mEditors.removeAllViews();
             for (String serv : servers) {
                 KeyServerEditor view = (KeyServerEditor) mInflater.inflate(
                         R.layout.key_server_editor, mEditors, false);
@@ -114,6 +136,18 @@ public class PreferencesKeyServerActivity extends ActionBarActivity implements O
         finish();
     }
 
+    private Vector<String> serverList() {
+        Vector<String> servers = new Vector<String>();
+        for (int i = 0; i < mEditors.getChildCount(); ++i) {
+            KeyServerEditor editor = (KeyServerEditor) mEditors.getChildAt(i);
+            String tmp = editor.getValue();
+            if (tmp.length() > 0) {
+                servers.add(tmp);
+            }
+        }
+        return servers;
+    }
+
     private void okClicked() {
         Intent data = new Intent();
         Vector<String> servers = new Vector<String>();
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListServerLoader.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListCloudLoader.java
index d62c2db43..d39feda76 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListServerLoader.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListCloudLoader.java
@@ -21,28 +21,29 @@ import android.content.Context;
 import android.support.v4.content.AsyncTaskLoader;
 
 import org.sufficientlysecure.keychain.Constants;
-import org.sufficientlysecure.keychain.keyimport.HkpKeyserver;
+import org.sufficientlysecure.keychain.helper.Preferences;
+import org.sufficientlysecure.keychain.keyimport.CloudSearch;
 import org.sufficientlysecure.keychain.keyimport.ImportKeysListEntry;
-import org.sufficientlysecure.keychain.keyimport.Keyserver;
 import org.sufficientlysecure.keychain.util.Log;
 
 import java.util.ArrayList;
 
-public class ImportKeysListServerLoader
+public class ImportKeysListCloudLoader
         extends AsyncTaskLoader<AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>> {
     Context mContext;
 
+
+    Preferences.CloudSearchPrefs mCloudPrefs;
     String mServerQuery;
-    String mKeyServer;
 
     private ArrayList<ImportKeysListEntry> mEntryList = new ArrayList<ImportKeysListEntry>();
     private AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>> mEntryListWrapper;
 
-    public ImportKeysListServerLoader(Context context, String serverQuery, String keyServer) {
+    public ImportKeysListCloudLoader(Context context, String serverQuery, Preferences.CloudSearchPrefs cloudPrefs) {
         super(context);
         mContext = context;
         mServerQuery = serverQuery;
-        mKeyServer = keyServer;
+        mCloudPrefs = cloudPrefs;
     }
 
     @Override
@@ -56,9 +57,9 @@ public class ImportKeysListServerLoader
 
         if (mServerQuery.startsWith("0x") && mServerQuery.length() == 42) {
             Log.d(Constants.TAG, "This search is based on a unique fingerprint. Enforce a fingerprint check!");
-            queryServer(mServerQuery, mKeyServer, true);
+            queryServer(true);
         } else {
-            queryServer(mServerQuery, mKeyServer, false);
+            queryServer(false);
         }
 
         return mEntryListWrapper;
@@ -90,15 +91,14 @@ public class ImportKeysListServerLoader
     /**
      * Query keyserver
      */
-    private void queryServer(String query, String keyServer, boolean enforceFingerprint) {
-        HkpKeyserver server = new HkpKeyserver(keyServer);
+    private void queryServer(boolean enforceFingerprint) {
         try {
-            ArrayList<ImportKeysListEntry> searchResult = server.search(query);
+            ArrayList<ImportKeysListEntry> searchResult = CloudSearch.search(mServerQuery, mCloudPrefs);
 
             mEntryList.clear();
             // add result to data
             if (enforceFingerprint) {
-                String fingerprint = query.substring(2);
+                String fingerprint = mServerQuery.substring(2);
                 Log.d(Constants.TAG, "fingerprint: " + fingerprint);
                 // query must return only one result!
                 if (searchResult.size() == 1) {
@@ -115,11 +115,8 @@ public class ImportKeysListServerLoader
                 mEntryList.addAll(searchResult);
             }
             mEntryListWrapper = new AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>(mEntryList, null);
-        } catch (Keyserver.QueryFailedException e) {
-            mEntryListWrapper = new AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>(mEntryList, e);
-        } catch (Keyserver.QueryNeedsRepairException e) {
+        } catch (Exception e) {
             mEntryListWrapper = new AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>(mEntryList, e);
         }
     }
-
 }
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListKeybaseLoader.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListKeybaseLoader.java
deleted file mode 100644
index d2aefc220..000000000
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysListKeybaseLoader.java
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
- *
- * This program 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.
- *
- * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-package org.sufficientlysecure.keychain.ui.adapter;
-
-import android.content.Context;
-import android.support.v4.content.AsyncTaskLoader;
-
-import org.sufficientlysecure.keychain.Constants;
-import org.sufficientlysecure.keychain.keyimport.ImportKeysListEntry;
-import org.sufficientlysecure.keychain.keyimport.KeybaseKeyserver;
-import org.sufficientlysecure.keychain.keyimport.Keyserver;
-import org.sufficientlysecure.keychain.util.Log;
-
-import java.util.ArrayList;
-
-public class ImportKeysListKeybaseLoader
-        extends AsyncTaskLoader<AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>> {
-    Context mContext;
-
-    String mKeybaseQuery;
-
-    private ArrayList<ImportKeysListEntry> mEntryList = new ArrayList<ImportKeysListEntry>();
-    private AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>> mEntryListWrapper;
-
-    public ImportKeysListKeybaseLoader(Context context, String keybaseQuery) {
-        super(context);
-        mContext = context;
-        mKeybaseQuery = keybaseQuery;
-    }
-
-    @Override
-    public AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>> loadInBackground() {
-
-        mEntryListWrapper = new AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>(mEntryList, null);
-
-        if (mKeybaseQuery == null) {
-            Log.e(Constants.TAG, "mKeybaseQery is null!");
-            return mEntryListWrapper;
-        }
-
-        queryServer(mKeybaseQuery);
-
-        return mEntryListWrapper;
-    }
-
-    @Override
-    protected void onReset() {
-        super.onReset();
-
-        // Ensure the loader is stopped
-        onStopLoading();
-    }
-
-    @Override
-    protected void onStartLoading() {
-        forceLoad();
-    }
-
-    @Override
-    protected void onStopLoading() {
-        cancelLoad();
-    }
-
-    @Override
-    public void deliverResult(AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>> data) {
-        super.deliverResult(data);
-    }
-
-    /**
-     * Query keybase
-     */
-    private void queryServer(String query) {
-
-        KeybaseKeyserver server = new KeybaseKeyserver();
-        try {
-            ArrayList<ImportKeysListEntry> searchResult = server.search(query);
-
-            mEntryList.clear();
-
-            mEntryList.addAll(searchResult);
-            mEntryListWrapper = new AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>(mEntryList, null);
-        } catch (Keyserver.QueryFailedException e) {
-            mEntryListWrapper = new AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>(mEntryList, e);
-        } catch (Keyserver.QueryNeedsRepairException e) {
-            mEntryListWrapper = new AsyncTaskResultWrapper<ArrayList<ImportKeysListEntry>>(mEntryList, e);
-        }
-    }
-}