add "show unknown signatures" button

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

@@ -88,7 +88,8 @@ public class KeychainProvider extends ContentProvider {
     private static final int CERTS_BY_KEY_ID = 402;
     private static final int CERTS_BY_ROW_ID = 403;
     private static final int CERTS_BY_KEY_ROW_ID = 404;
-    private static final int CERTS_BY_CERTIFIER_ID = 405;
+    private static final int CERTS_BY_KEY_ROW_ID_ALL = 405;
+    private static final int CERTS_BY_CERTIFIER_ID = 406;
 
     // private static final int DATA_STREAM = 401;
 
@@ -256,6 +257,8 @@ public class KeychainProvider extends ContentProvider {
         matcher.addURI(authority, KeychainContract.BASE_CERTS + "/#", CERTS_BY_ROW_ID);
         matcher.addURI(authority, KeychainContract.BASE_CERTS + "/"
                 + KeychainContract.PATH_BY_KEY_ROW_ID + "/#", CERTS_BY_KEY_ROW_ID);
+        matcher.addURI(authority, KeychainContract.BASE_CERTS + "/"
+                + KeychainContract.PATH_BY_KEY_ROW_ID + "/#/all", CERTS_BY_KEY_ROW_ID_ALL);
         matcher.addURI(authority, KeychainContract.BASE_CERTS + "/"
                 + KeychainContract.PATH_BY_KEY_ID + "/#", CERTS_BY_KEY_ID);
         matcher.addURI(authority, KeychainContract.BASE_CERTS + "/"
@@ -717,6 +720,7 @@ public class KeychainProvider extends ContentProvider {
                 break;
 
             case CERTS_BY_KEY_ROW_ID:
+            case CERTS_BY_KEY_ROW_ID_ALL:
                 qb.setTables(Tables.CERTS
                     + " JOIN " + Tables.USER_IDS + " ON ("
                             + Tables.CERTS + "." + Certs.KEY_RING_ROW_ID + " = "
@@ -725,7 +729,8 @@ public class KeychainProvider extends ContentProvider {
                             + Tables.CERTS + "." + Certs.RANK + " = "
                             + Tables.USER_IDS + "." + UserIds.RANK
                     // noooooooot sure about this~ database design
-                    + ") LEFT JOIN " + Tables.KEYS + " ON ("
+                    + ")" + (match == CERTS_BY_KEY_ROW_ID_ALL ? " LEFT" : "")
+                        + " JOIN " + Tables.KEYS + " ON ("
                             + Tables.CERTS + "." + Certs.KEY_ID_CERTIFIER + " = "
                             + Tables.KEYS + "." + Keys.KEY_ID
                     + ") LEFT JOIN " + Tables.USER_IDS + " AS signer ON ("

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

@@ -19,9 +19,7 @@ package org.sufficientlysecure.keychain.ui;
 
 import android.annotation.SuppressLint;
 import android.content.Context;
-import android.content.Intent;
 import android.database.Cursor;
-import android.graphics.Color;
 import android.net.Uri;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
@@ -32,22 +30,17 @@ import android.support.v4.widget.CursorAdapter;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.Button;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
 import android.widget.TextView;
 
-import com.beardedhen.androidbootstrap.BootstrapButton;
-
 import org.sufficientlysecure.keychain.Constants;
-import org.sufficientlysecure.keychain.Id;
 import org.sufficientlysecure.keychain.R;
 import org.sufficientlysecure.keychain.pgp.PgpKeyHelper;
 import org.sufficientlysecure.keychain.provider.KeychainContract;
 import org.sufficientlysecure.keychain.provider.KeychainDatabase;
 import org.sufficientlysecure.keychain.util.Log;
 
-import java.nio.ByteBuffer;
-import java.util.HashMap;
-
 import se.emilsjolander.stickylistheaders.ApiLevelTooLowException;
 import se.emilsjolander.stickylistheaders.StickyListHeadersAdapter;
 import se.emilsjolander.stickylistheaders.StickyListHeadersListView;
@@ -75,10 +68,12 @@ public class ViewKeyCertsFragment extends Fragment
     public static final String ARG_KEYRING_ROW_ID = "row_id";
 
     private StickyListHeadersListView mStickyList;
+    private CheckBox mShowUnknown;
 
     private CertListAdapter mAdapter;
+    private boolean mUnknownShown = false;
 
-    private Uri mDataUri;
+    private Uri mBaseUri, mDataUri;
 
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
@@ -87,10 +82,26 @@ public class ViewKeyCertsFragment extends Fragment
         return view;
     }
 
+    private void toggleShowUnknown(boolean shown) {
+        if(shown)
+            mDataUri = mBaseUri.buildUpon().appendPath("all").build();
+        else
+            mDataUri = mBaseUri;
+        getLoaderManager().restartLoader(0, null, this);
+    }
+
     @Override
     public void onActivityCreated(Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
 
+        mShowUnknown = (CheckBox) getActivity().findViewById(R.id.showUnknown);
+        mShowUnknown.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
+                toggleShowUnknown(b);
+            }
+        });
+
         mStickyList = (StickyListHeadersListView) getActivity().findViewById(R.id.list);
 
         if (!getArguments().containsKey(ARG_KEYRING_ROW_ID)) {
@@ -100,7 +111,7 @@ public class ViewKeyCertsFragment extends Fragment
         }
 
         long rowId = getArguments().getLong(ARG_KEYRING_ROW_ID);
-        mDataUri = KeychainContract.Certs.buildCertsByKeyRowIdUri(Long.toString(rowId));
+        mBaseUri = KeychainContract.Certs.buildCertsByKeyRowIdUri(Long.toString(rowId));
 
         mStickyList.setAreHeadersSticky(true);
         mStickyList.setDrawingListUnderStickyHeader(false);
@@ -121,6 +132,7 @@ public class ViewKeyCertsFragment extends Fragment
 
         // Prepare the loader. Either re-connect with an existing one,
         // or start a new one.
+        mDataUri = mBaseUri;
         getLoaderManager().initLoader(0, null, this);
 
     }

OpenPGP-Keychain/src/main/res/layout/view_key_certs_fragment.xml

@@ -4,18 +4,35 @@
     android:layout_height="match_parent"
     android:fillViewport="true">
 
-    <LinearLayout
+    <RelativeLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:orientation="vertical"
-        android:paddingLeft="16dp"
-        android:paddingRight="16dp">
+        android:orientation="vertical">
 
         <view
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             class="se.emilsjolander.stickylistheaders.StickyListHeadersListView"
-            android:id="@+id/list" />
-    </LinearLayout>
+            android:id="@+id/list"
+            android:layout_alignParentTop="true"
+            android:layout_above="@+id/showUnknown"
+            android:paddingRight="32dp"
+            android:layout_alignParentLeft="true"
+            android:layout_alignParentStart="true"
+            android:paddingLeft="16dp" />
+
+        <CheckBox
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/show_unknown_signatures"
+            android:id="@+id/showUnknown"
+            android:enabled="true"
+            android:layout_alignParentBottom="true"
+            android:layout_alignEnd="@+id/list"
+            android:singleLine="false"
+            android:layout_alignParentRight="true"
+            android:layout_marginRight="16dp" />
+
+    </RelativeLayout>
 
 </ScrollView>

OpenPGP-Keychain/src/main/res/values/strings.xml

@@ -442,5 +442,6 @@
     <string name="label_secret_key">Secret Key</string>
     <string name="secret_key_yes">available</string>
     <string name="secret_key_no">unavailable</string>
+    <string name="show_unknown_signatures">Show unknown signatures</string>
 
 </resources>