Merge branch 'CryptoNextBeta' into development

* CryptoNextBeta: (60 commits)
  Lock TrustKeys if no trusted keys are available
  Optimize imports
  Use MD style for key trust toggle switch
  Fix set/remove OnUpdateBlocklistListener
  Fix axolotl database migration
  Remove device list from EditAccount
  Add clear devices to overflow menu in EditAccount
  Ask for key trust when sending messages
  Encrypt files for HTTP upload in encrypted chats
  Refactor trust key ui and show in account details
  Send correct body for HTTP files
  Handle file transmission properly in axolotl
  Remove unneccessary code
  Fix trust status for outgoing messages
  Don't merge messages with different trust statuses
  Fix copying of axolotl keys to clipboard
  Add refresh icon to v21 theme
  Disable Axolotl option if not usable
  Show trust status of messages' originating session
  Add key trust toggle to ContactDetailsActivity
  ...

1 files changed, 86 insertions, 1 deletions

diff --git a/src/main/java/eu/siacs/conversations/ui/XmppActivity.java b/src/main/java/eu/siacs/conversations/ui/XmppActivity.java
index 7c994c31a..77001f20c 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;
@@ -56,6 +59,8 @@ import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
 
 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 +70,7 @@ 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;
@@ -74,7 +80,10 @@ 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.OnNewKeysAvailable;
 import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
@@ -287,6 +296,9 @@ public abstract class XmppActivity extends Activity {
 		if (this instanceof XmppConnectionService.OnShowErrorToast) {
 			this.xmppConnectionService.setOnShowErrorToastListener((XmppConnectionService.OnShowErrorToast) this);
 		}
+		if (this instanceof OnNewKeysAvailable) {
+			this.xmppConnectionService.setOnNewKeysAvailableListener((OnNewKeysAvailable) this);
+		}
 	}
 
 	protected void unregisterListeners() {
@@ -308,6 +320,9 @@ public abstract class XmppActivity extends Activity {
 		if (this instanceof XmppConnectionService.OnShowErrorToast) {
 			this.xmppConnectionService.removeOnShowErrorToastListener();
 		}
+		if (this instanceof OnNewKeysAvailable) {
+			this.xmppConnectionService.removeOnNewKeysAvailableListener();
+		}
 	}
 
 	@Override
@@ -443,7 +458,7 @@ public abstract class XmppActivity extends Activity {
 
 					@Override
 					public void userInputRequried(PendingIntent pi,
-												  Account account) {
+					                              Account account) {
 						try {
 							startIntentSenderForResult(pi.getIntentSender(),
 									REQUEST_ANNOUNCE_PGP, null, 0, 0, 0);
@@ -588,6 +603,76 @@ 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();