Server and proxy port validation. Show numeric keyboard for server and proxy port.

app/src/main/java/com/xabber/android/ui/preferences/AccountEditorFragment.java

@@ -61,7 +61,13 @@ public class AccountEditorFragment extends BaseSettingsFragment
 
         if (getString(R.string.account_port_key).equals(key)) {
             try {
-                Integer.parseInt((String) newValue);
+                int newPort = Integer.parseInt((String) newValue);
+                // TODO: Not IPv6 Compatible
+                if (newPort < 0 || newPort > 0xFFFF) {
+                    Toast.makeText(getActivity(), getString(R.string.account_invalid_port_range),
+                    Toast.LENGTH_LONG).show();
+                    return false;
+                }
             } catch (NumberFormatException e) {
                 Toast.makeText(getActivity(), getString(R.string.account_invalid_port),
                         Toast.LENGTH_LONG).show();
@@ -69,6 +75,22 @@ public class AccountEditorFragment extends BaseSettingsFragment
             }
         }
 
+        if (getString(R.string.account_proxy_port_key).equals(key)) {
+            try {
+                int newPort = Integer.parseInt((String) newValue);
+                // TODO: Not IPv6 Compatible
+                if (newPort < 0 || newPort > 0xFFFF) {
+                    Toast.makeText(getActivity(), getString(R.string.account_proxy_invalid_port_range),
+                            Toast.LENGTH_LONG).show();
+                    return false;
+                }
+            } catch (NumberFormatException e) {
+                Toast.makeText(getActivity(), getString(R.string.account_proxy_invalid_port),
+                        Toast.LENGTH_LONG).show();
+                return false;
+            }
+        }
+
         if (getString(R.string.account_tls_mode_key).equals(key)
                 || getString(R.string.account_archive_mode_key).equals(key)
                 || getString(R.string.account_proxy_type_key).equals(key)

app/src/main/res/values/account_editor.xml

@@ -28,11 +28,14 @@
     <string name="account_custom_summary">Use custom host settings instead of SRV record</string>
     <string name="account_enabled_summary">Check to enable account</string>
     <string name="account_invalid_port">Port must be a number (default: 5222)</string>
+    <string name="account_invalid_port_range">Port must be between 1 and 65535 (default: 5222)</string>
     <string name="account_invalid_priority">Priority value must be a number between -128 and 128 (default: 10)</string>
     <string name="account_oauth">Authorization</string>
     <string name="account_oauth_invalidated">Not authorized</string>
     <string name="account_oauth_summary">OAuth settings</string>
     <string name="account_proxy_host">Proxy host</string>
+    <string name="account_proxy_invalid_port_range">Proxy port must be between 1 and 65535 (default: 8080)</string>
+    <string name="account_proxy_invalid_port">Proxy port must be a number (default: 8080)</string>
     <string name="account_proxy_password">Proxy password</string>
     <string name="account_proxy_port">Proxy port</string>
     <string name="account_proxy_type">Proxy type</string>

app/src/main/res/xml/account_editor_oauth.xml

@@ -54,6 +54,9 @@
         android:key="@string/account_proxy_port_key"
         android:title="@string/account_proxy_port"
         android:singleLine="true"
+        android:numeric="integer"
+        android:inputType="number|phone"
+        android:digits="1234567890"
         />
     <EditTextPreference
         android:key="@string/account_proxy_user_key"

app/src/main/res/xml/account_editor_xmpp.xml

@@ -67,6 +67,9 @@
         android:title="@string/account_port"
         android:singleLine="true"
         android:dependency="@string/account_custom_key"
+        android:numeric="integer"
+        android:inputType="number|phone"
+        android:digits="1234567890"
         />
     <EditTextPreference
         android:key="@string/account_resource_key"
@@ -109,6 +112,9 @@
         android:key="@string/account_proxy_port_key"
         android:title="@string/account_proxy_port"
         android:singleLine="true"
+        android:numeric="integer"
+        android:inputType="number|phone"
+        android:digits="1234567890"
         />
     <EditTextPreference
         android:key="@string/account_proxy_user_key"