Create hosts which contain * as wildcard hosts (* translates to anything...

Create hosts which contain * as wildcard hosts (* translates to anything without a period, ** is * with period included)

app/src/main/java/com/frostnerd/smokescreen/dialog/DnsRuleDialog.kt

@@ -91,12 +91,21 @@ class DnsRuleDialog(context: Context, dnsRule: DnsRule? = null, onRuleCreated: (
                         Record.TYPE.AAAA, Record.TYPE.ANY -> view.ipv6Address.text.toString()
                         else -> null
                     }
+                    var isWildcard = false
+                    val host = view.host.text.toString().let {
+                        if(it.contains("*")) {
+                            isWildcard = true
+                            it.replace("**", ".*").replace("*", "[^.]*")
+                        } else it
+                    }
+
                     val newRule = dnsRule?.copy(
                         type = type,
-                        host = view.host.text.toString(),
+                        host = host,
                         target = primaryTarget,
-                        ipv6Target = secondaryTarget
-                    ) ?: DnsRule(type, view.host.text.toString(), primaryTarget, secondaryTarget)
+                        ipv6Target = secondaryTarget,
+                        isWildcard = isWildcard
+                    ) ?: DnsRule(type, host, primaryTarget, secondaryTarget, isWildcard = isWildcard)
                     onRuleCreated(
                         newRule
                     )

app/src/main/res/layout/dialog_create_dnsrule.xml

@@ -57,4 +57,10 @@
                 android:layout_height="wrap_content"/>
     </com.google.android.material.textfield.TextInputLayout>
 
+    <TextView
+            android:layout_width="wrap_content"
+            android:alpha="0.8"
+            android:text="@string/dialog_newdnsrule_wildcard_info"
+            android:layout_height="wrap_content"/>
+
 </LinearLayout>
\ No newline at end of file

app/src/main/res/values/strings-dialog.xml

@@ -139,6 +139,7 @@
     <string name="dialog_newdnsrule_host_invalid">Please provide a valid host</string>
     <string name="dialog_newdnsrule_ipv4_invalid">Please provide a valid IPv4 address</string>
     <string name="dialog_newdnsrule_ipv6_invalid">Please provide a valid IPv6 address</string>
+    <string name="dialog_newdnsrule_wildcard_info">The host supports wildcards. Use star (*) for any amount of characters, numbers and allowed special characters except period (.). Use two stars (**) to include the period (.).</string>
 
     <string name="dialog_exportdnsrules_title">Export dns rules</string>
     <string name="dialog_exportdnsrules_export_user_rules">Export custom host dns rules</string>