Refactor trust key ui and show in account details

Refactored the trust key row UI element so it can be used in multiple
places. It now also uses a slider to toggle the trust state, and the
redundant trust state description was removed.

EditAccountActivity now shows the keys of other devices associated with
that account.

8 files changed, 154 insertions, 58 deletions

diff --git a/build.gradle b/build.gradle
index d16fd3b8..5031c01f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -38,6 +38,7 @@ dependencies {
 	compile 'me.leolin:ShortcutBadger:1.1.1@aar'
 	compile 'com.kyleduo.switchbutton:library:1.2.8'
 	compile 'org.whispersystems:axolotl-android:1.3.4'
+	compile 'com.kyleduo.switchbutton:library:1.2.8'
 }
 
 android {
diff --git a/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java b/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java
index ef99b491..e7a8ffb7 100644
--- a/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java
@@ -35,7 +35,6 @@ import java.util.List;
 
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.crypto.PgpEngine;
-import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.ListItem;
@@ -381,53 +380,7 @@ public class ContactDetailsActivity extends XmppActivity implements OnAccountUpd
 		for(final IdentityKey identityKey : xmppConnectionService.databaseBackend.loadIdentityKeys(
 				contact.getAccount(), contact.getJid().toBareJid().toString())) {
 			hasKeys = true;
-			View view = inflater.inflate(R.layout.contact_key, keys, false);
-			TextView key = (TextView) view.findViewById(R.id.key);
-			TextView keyType = (TextView) view.findViewById(R.id.key_type);
-			TextView keyTrust = (TextView) view.findViewById(R.id.key_trust);
-			ImageButton removeButton = (ImageButton) view
-					.findViewById(R.id.button_remove);
-			ImageButton trustButton = (ImageButton) view
-					.findViewById(R.id.button_trust);
-			final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
-			final String fingerprint = identityKey.getFingerprint().replaceAll("\\s", "");
-			final Jid bareJid = contactJid.toBareJid();
-			AxolotlService.SQLiteAxolotlStore.Trust trust = contact.getAccount().getAxolotlService()
-					.getFingerprintTrust(fingerprint);
-			switch (trust) {
-				case TRUSTED:
-					removeButton.setVisibility(View.VISIBLE);
-					//Log.d(Config.LOGTAG, AxolotlService.getLogprefix(contact.getAccount()) + "Setting remove button visible!");
-					break;
-				case UNDECIDED:
-				case UNTRUSTED:
-					//Log.d(Config.LOGTAG, AxolotlService.getLogprefix(contact.getAccount()) + "Setting trust button visible!");
-					trustButton.setVisibility(View.VISIBLE);
-					break;
-			}
-			keyType.setText("Axolotl Fingerprint");
-			key.setText(CryptoHelper.prettifyFingerprint(identityKey.getFingerprint()));
-			keyTrust.setText(trust.toString());
-			keyTrust.setVisibility(View.VISIBLE);
-			keys.addView(view);
-			removeButton.setOnClickListener(new OnClickListener() {
-				@Override
-				public void onClick(View v) {
-					axolotlService.setFingerprintTrust(fingerprint,
-							AxolotlService.SQLiteAxolotlStore.Trust.UNTRUSTED);
-					refreshUi();
-					xmppConnectionService.updateConversationUi();
-				}
-			});
-			trustButton.setOnClickListener(new OnClickListener() {
-				@Override
-				public void onClick(View v) {
-					axolotlService.setFingerprintTrust(fingerprint,
-							AxolotlService.SQLiteAxolotlStore.Trust.TRUSTED);
-					refreshUi();
-					xmppConnectionService.updateConversationUi();
-				}
-			});
+			addFingerprintRow(keys, contact.getAccount(), identityKey);
 		}
 		if (contact.getPgpKeyId() != 0) {
 			hasKeys = true;
diff --git a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
index e3a43b8b..77ca2a67 100644
--- a/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/EditAccountActivity.java
@@ -26,6 +26,8 @@ import android.widget.TableLayout;
 import android.widget.TextView;
 import android.widget.Toast;
 
+import org.whispersystems.libaxolotl.IdentityKey;
+
 import java.util.Set;
 
 import eu.siacs.conversations.R;
@@ -69,6 +71,8 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 	private ImageButton mAxolotlFingerprintToClipboardButton;
 	private ImageButton mWipeAxolotlPepButton;
 	private ImageButton mRegenerateAxolotlKeyButton;
+	private LinearLayout keys;
+	private LinearLayout keysCard;
 
 	private Jid jidToEdit;
 	private Account mAccount;
@@ -329,6 +333,8 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 		this.mAxolotlDevicelist = (TextView) findViewById(R.id.axolotl_devicelist);
 		this.mAxolotlDevicelistBox = (RelativeLayout) findViewById(R.id.axolotl_devices_box);
 		this.mWipeAxolotlPepButton = (ImageButton) findViewById(R.id.action_wipe_axolotl_pep);
+		this.keysCard = (LinearLayout) findViewById(R.id.other_device_keys_card);
+		this.keys = (LinearLayout) findViewById(R.id.other_device_keys);
 		this.mSaveButton = (Button) findViewById(R.id.save_button);
 		this.mCancelButton = (Button) findViewById(R.id.cancel_button);
 		this.mSaveButton.setOnClickListener(this.mSaveButtonClickListener);
@@ -568,6 +574,22 @@ public class EditAccountActivity extends XmppActivity implements OnAccountUpdate
 			} else {
 				this.mAxolotlFingerprintBox.setVisibility(View.GONE);
 			}
+			final IdentityKey ownKey = mAccount.getAxolotlService().getOwnPublicKey();
+			boolean hasKeys = false;
+			keys.removeAllViews();
+			for(final IdentityKey identityKey : xmppConnectionService.databaseBackend.loadIdentityKeys(
+					mAccount, mAccount.getJid().toBareJid().toString())) {
+				if(ownKey.equals(identityKey)) {
+					continue;
+				}
+				hasKeys = true;
+				addFingerprintRow(keys, mAccount, identityKey);
+			}
+			if (hasKeys) {
+				keysCard.setVisibility(View.VISIBLE);
+			} else {
+				keysCard.setVisibility(View.GONE);
+			}
 		} else {
 			if (this.mAccount.errorStatus()) {
 				this.mAccountJid.setError(getString(this.mAccount.getStatus().getReadableId()));
diff --git a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
index 7c994c31..9dfece2f 100644
--- a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
@@ -43,8 +43,11 @@ import android.util.Log;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.inputmethod.InputMethodManager;
+import android.widget.CompoundButton;
 import android.widget.EditText;
 import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
 import android.widget.Toast;
 
 import com.google.zxing.BarcodeFormat;
@@ -53,9 +56,12 @@ import com.google.zxing.WriterException;
 import com.google.zxing.common.BitMatrix;
 import com.google.zxing.qrcode.QRCodeWriter;
 import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
+import com.kyleduo.switchbutton.SwitchButton;
 
 import net.java.otr4j.session.SessionID;
 
+import org.whispersystems.libaxolotl.IdentityKey;
+
 import java.io.FileNotFoundException;
 import java.lang.ref.WeakReference;
 import java.util.ArrayList;
@@ -65,6 +71,7 @@ import java.util.concurrent.RejectedExecutionException;
 
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
+import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
@@ -74,6 +81,8 @@ import eu.siacs.conversations.entities.Presences;
 import eu.siacs.conversations.services.AvatarService;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.services.XmppConnectionService.XmppConnectionBinder;
+import eu.siacs.conversations.ui.widget.Switch;
+import eu.siacs.conversations.utils.CryptoHelper;
 import eu.siacs.conversations.utils.ExceptionHelper;
 import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
@@ -588,6 +597,76 @@ public abstract class XmppActivity extends Activity {
 		builder.create().show();
 	}
 
+	protected void addFingerprintRow(LinearLayout keys, final Account account, IdentityKey identityKey) {
+		final String fingerprint = identityKey.getFingerprint().replaceAll("\\s", "");
+		final AxolotlService.SQLiteAxolotlStore.Trust trust = account.getAxolotlService()
+				.getFingerprintTrust(fingerprint);
+		addFingerprintRowWithListeners(keys, account, identityKey, trust, true,
+				new CompoundButton.OnCheckedChangeListener() {
+					@Override
+					public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+						if (isChecked != (trust == AxolotlService.SQLiteAxolotlStore.Trust.TRUSTED)) {
+							account.getAxolotlService().setFingerprintTrust(fingerprint,
+									(isChecked) ? AxolotlService.SQLiteAxolotlStore.Trust.TRUSTED :
+											AxolotlService.SQLiteAxolotlStore.Trust.UNTRUSTED);
+						}
+						refreshUi();
+						xmppConnectionService.updateAccountUi();
+						xmppConnectionService.updateConversationUi();
+					}
+				},
+				new View.OnClickListener() {
+					@Override
+					public void onClick(View v) {
+						account.getAxolotlService().setFingerprintTrust(fingerprint,
+								AxolotlService.SQLiteAxolotlStore.Trust.UNTRUSTED);
+						refreshUi();
+						xmppConnectionService.updateAccountUi();
+						xmppConnectionService.updateConversationUi();
+					}
+				}
+
+		);
+	}
+
+	protected void addFingerprintRowWithListeners(LinearLayout keys, final Account account,
+	                                              IdentityKey identityKey,
+	                                              AxolotlService.SQLiteAxolotlStore.Trust trust,
+	                                              boolean showTag,
+	                                              CompoundButton.OnCheckedChangeListener
+			                                             onCheckedChangeListener,
+	                                              View.OnClickListener onClickListener) {
+		View view = getLayoutInflater().inflate(R.layout.contact_key, keys, false);
+		TextView key = (TextView) view.findViewById(R.id.key);
+		TextView keyType = (TextView) view.findViewById(R.id.key_type);
+		Switch trustToggle = (Switch) view.findViewById(R.id.tgl_trust);
+		trustToggle.setVisibility(View.VISIBLE);
+		trustToggle.setOnCheckedChangeListener(onCheckedChangeListener);
+		trustToggle.setOnClickListener(onClickListener);
+
+		switch (trust) {
+			case UNTRUSTED:
+			case TRUSTED:
+				trustToggle.setChecked(trust == AxolotlService.SQLiteAxolotlStore.Trust.TRUSTED, false);
+				trustToggle.setEnabled(true);
+				break;
+			case UNDECIDED:
+				trustToggle.setChecked(false, false);
+				trustToggle.setEnabled(false);
+				break;
+		}
+
+		if (showTag) {
+			keyType.setText(getString(R.string.axolotl_fingerprint));
+		} else {
+			keyType.setVisibility(View.GONE);
+		}
+
+		key.setText(CryptoHelper.prettifyFingerprint(identityKey.getFingerprint()));
+		keys.addView(view);
+
+	}
+
 	public void selectPresence(final Conversation conversation,
 			final OnPresenceSelected listener) {
 		final Contact contact = conversation.getContact();
diff --git a/src/main/res/layout/activity_edit_account.xml b/src/main/res/layout/activity_edit_account.xml
index df20e6f2..3d65365d 100644
--- a/src/main/res/layout/activity_edit_account.xml
+++ b/src/main/res/layout/activity_edit_account.xml
@@ -368,7 +368,7 @@
                            android:layout_height="wrap_content"
                            android:textColor="@color/black54"
                            android:textSize="?attr/TextSizeInfo"
-                           android:text="@string/axolotl_fingerprint"/>
+                           android:text="@string/this_device_axolotl_fingerprint"/>
                    </LinearLayout>
 
                    <LinearLayout
@@ -444,6 +444,37 @@
 
                </RelativeLayout>
             </LinearLayout>
+            <LinearLayout
+                android:id="@+id/other_device_keys_card"
+                android:layout_width="fill_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="@dimen/activity_horizontal_margin"
+                android:layout_marginRight="@dimen/activity_horizontal_margin"
+                android:layout_marginTop="@dimen/activity_vertical_margin"
+                android:layout_marginBottom="@dimen/activity_vertical_margin"
+                android:background="@drawable/infocard_border"
+                android:orientation="vertical"
+                android:padding="@dimen/infocard_padding"
+                android:visibility="gone">
+
+                <TextView
+                    android:id="@+id/other_device_keys_title"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:textColor="@color/black87"
+                    android:textSize="?attr/TextSizeHeadline"
+                    android:textStyle="bold"
+                    android:text="@string/other_devices"/>
+
+                <LinearLayout
+                    android:id="@+id/other_device_keys"
+                    android:layout_width="fill_parent"
+                    android:layout_height="wrap_content"
+                    android:divider="?android:dividerHorizontal"
+                    android:orientation="vertical"
+                    android:showDividers="middle" >
+                </LinearLayout>
+            </LinearLayout>
         </LinearLayout>
     </ScrollView>
 
diff --git a/src/main/res/layout/contact_key.xml b/src/main/res/layout/contact_key.xml
index a43f8083..64f6075c 100644
--- a/src/main/res/layout/contact_key.xml
+++ b/src/main/res/layout/contact_key.xml
@@ -4,10 +4,10 @@
     android:layout_height="match_parent" >
 
     <RelativeLayout
+        android:id="@+id/key_data"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignParentLeft="true"
-        android:layout_toLeftOf="@+id/button_remove"
         android:padding="8dp" >
 
         <TextView
@@ -16,6 +16,7 @@
             android:layout_height="wrap_content"
             android:textColor="@color/black87"
             android:layout_alignParentLeft="true"
+            android:layout_toLeftOf="@+id/tgl_trust"
             android:textSize="?attr/TextSizeBody"
             android:typeface="monospace" />
 
@@ -37,27 +38,28 @@
             android:visibility="gone"
             android:textColor="@color/black54"
             android:textSize="?attr/TextSizeInfo"/>
-    </RelativeLayout>
 
     <ImageButton
         android:id="@+id/button_remove"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignParentRight="true"
+        android:layout_toRightOf="@+id/key"
         android:layout_centerVertical="true"
         android:background="?android:selectableItemBackground"
         android:padding="@dimen/image_button_padding"
         android:src="?attr/icon_remove"
-        android:visibility="invisible" />
+        android:visibility="gone" />
 
-    <ImageButton
-        android:id="@+id/button_trust"
+
+    <eu.siacs.conversations.ui.widget.Switch
+        android:id="@+id/tgl_trust"
+        android:visibility="invisible"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignParentRight="true"
         android:layout_centerVertical="true"
-        android:background="?android:selectableItemBackground"
-        android:padding="@dimen/image_button_padding"
-        android:src="?attr/icon_done"
-        android:visibility="invisible" />
+        style="@style/MaterialDesignButton"/>
+
+    </RelativeLayout>
 </RelativeLayout>
\ No newline at end of file
diff --git a/src/main/res/values/strings.xml b/src/main/res/values/strings.xml
index 6808f1bb..f4c75ee1 100644
--- a/src/main/res/values/strings.xml
+++ b/src/main/res/values/strings.xml
@@ -209,6 +209,8 @@
 	<string name="your_fingerprint">Your fingerprint</string>
 	<string name="otr_fingerprint">OTR fingerprint</string>
 	<string name="axolotl_fingerprint">Axolotl fingerprint</string>
+	<string name="this_device_axolotl_fingerprint">Own Axolotl fingerprint</string>
+	<string name="other_devices">Other devices</string>
 	<string name="axolotl_devicelist">Other own Axolotl Devices</string>
 	<string name="verify">Verify</string>
 	<string name="decrypt">Decrypt</string>
diff --git a/src/main/res/values/styles.xml b/src/main/res/values/styles.xml
index e8572d9d..d609b5fb 100644
--- a/src/main/res/values/styles.xml
+++ b/src/main/res/values/styles.xml
@@ -18,4 +18,10 @@
         <item name="android:padding">16dp</item>
     </style>
 
+    <style name="MaterialDesignButton" parent="MD">
+        <item name="android:layout_width">wrap_content</item>
+        <item name="android:layout_height">wrap_content</item>
+        <item name="android:padding">16dp</item>
+    </style>
+
 </resources>
\ No newline at end of file