removed 'preemptive grant' setting

src/main/java/eu/siacs/conversations/services/XmppConnectionService.java

@@ -2724,8 +2724,7 @@ public class XmppConnectionService extends Service {
 		}
 	}
 
-	public void createContact(Contact contact) {
-		boolean autoGrant = getBooleanPreference("grant_new_contacts", R.bool.grant_new_contacts);
+	public void createContact(Contact contact, boolean autoGrant) {
 		if (autoGrant) {
 			contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
 			contact.setOption(Contact.Options.ASKING);

src/main/java/eu/siacs/conversations/ui/ConversationFragment.java

@@ -309,7 +309,7 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
 		public void onClick(View v) {
 			final Contact contact = conversation == null ? null : conversation.getContact();
 			if (contact != null) {
-				activity.xmppConnectionService.createContact(contact);
+				activity.xmppConnectionService.createContact(contact,true);
 				activity.switchToContactDetails(contact);
 			}
 		}
@@ -1701,6 +1701,8 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
 
 		setupIme();
 
+		final boolean scrolledToBottomAndNoPending = this.scrolledToBottom() && pendingScrollState.peek() == null;
+
 		this.binding.textSendButton.setContentDescription(activity.getString(R.string.send_message_to_x, conversation.getName()));
 		this.binding.textinput.setKeyboardListener(null);
 		this.binding.textinput.setText("");
@@ -1710,8 +1712,6 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
 		refresh(false);
 		this.conversation.messagesLoaded.set(true);
 
-		final boolean scrolledToBottomAndNoPending = this.scrolledToBottom() && pendingScrollState.peek() == null;
-
 		Log.d(Config.LOGTAG,"scrolledToBottomAndNoPending="+Boolean.toString(scrolledToBottomAndNoPending));
 
 		if (hasExtras || scrolledToBottomAndNoPending) {

src/main/java/eu/siacs/conversations/ui/SettingsActivity.java

@@ -91,6 +91,8 @@ public class SettingsActivity extends XmppActivity implements
 			}
 		}
 
+		PreferenceScreen mainPreferenceScreen = (PreferenceScreen) mSettingsFragment.findPreference("main_screen");
+
 		//this feature is only available on Huawei Android 6.
 		PreferenceScreen huaweiPreferenceScreen = (PreferenceScreen) mSettingsFragment.findPreference("huawei");
 		if (huaweiPreferenceScreen != null) {
@@ -99,6 +101,11 @@ public class SettingsActivity extends XmppActivity implements
 			if (Build.VERSION.SDK_INT > Build.VERSION_CODES.M || !isCallable(intent)) {
 				PreferenceCategory generalCategory = (PreferenceCategory) mSettingsFragment.findPreference("general");
 				generalCategory.removePreference(huaweiPreferenceScreen);
+				if (generalCategory.getPreferenceCount() == 0) {
+					if (mainPreferenceScreen != null) {
+						mainPreferenceScreen.removePreference(generalCategory);
+					}
+				}
 			}
 		}
 

src/main/java/eu/siacs/conversations/ui/StartConversationActivity.java

@@ -474,7 +474,7 @@ public class StartConversationActivity extends XmppActivity implements OnRosterU
 			} else if (contact.showInRoster()) {
 				throw new EnterJidDialog.JidError(getString(R.string.contact_already_exists));
 			} else {
-				xmppConnectionService.createContact(contact);
+				xmppConnectionService.createContact(contact,true);
 				if (invite != null && invite.hasFingerprints()) {
 					xmppConnectionService.verifyFingerprints(contact, invite.getFingerprints());
 				}

src/main/java/eu/siacs/conversations/ui/XmppActivity.java

@@ -683,13 +683,7 @@ public abstract class XmppActivity extends AppCompatActivity {
 		builder.setTitle(contact.getJid().toString());
 		builder.setMessage(getString(R.string.not_in_roster));
 		builder.setNegativeButton(getString(R.string.cancel), null);
-		builder.setPositiveButton(getString(R.string.add_contact),
-				(dialog, which) -> {
-					final Jid jid = contact.getJid();
-					Account account = contact.getAccount();
-					Contact contact1 = account.getRoster().getContact(jid);
-					xmppConnectionService.createContact(contact1);
-				});
+		builder.setPositiveButton(getString(R.string.add_contact), (dialog, which) -> xmppConnectionService.createContact(contact,true));
 		builder.create().show();
 	}
 

src/main/res/values/defaults.xml

@@ -7,7 +7,6 @@
     <bool name="headsup_notifications">false</bool>
     <bool name="dnd_on_silent_mode">false</bool>
     <bool name="treat_vibrate_as_silent">false</bool>
-    <bool name="grant_new_contacts">true</bool>
     <bool name="confirm_messages">true</bool>
     <bool name="chat_states">false</bool>
     <bool name="last_activity">false</bool>

src/main/res/values/strings.xml

@@ -125,8 +125,6 @@
 	<string name="openpgp_error">OpenKeychain reported an error</string>
 	<string name="accept">Accept</string>
 	<string name="error">An error has occurred</string>
-	<string name="pref_grant_presence_updates">Grant presence updates</string>
-	<string name="pref_grant_presence_updates_summary">Preemptively grant and request presence subscriptions for contacts you have created</string>
 	<string name="your_account">Your account</string>
 	<string name="send_presence_updates">Send presence updates</string>
 	<string name="receive_presence_updates">Receive presence updates</string>

src/main/res/xml/preferences.xml

@@ -1,14 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
+<PreferenceScreen
+    android:key="main_screen"
+    xmlns:android="http://schemas.android.com/apk/res/android"
     android:background="?attr/color_background_secondary">
 
     <PreferenceCategory android:title="@string/pref_general"
         android:key="general">
-        <CheckBoxPreference
-            android:defaultValue="@bool/grant_new_contacts"
-            android:key="grant_new_contacts"
-            android:summary="@string/pref_grant_presence_updates_summary"
-            android:title="@string/pref_grant_presence_updates"/>
         <PreferenceScreen
             android:key="huawei"
             android:title="@string/huawei_protected_apps"