Resource detection fixes

* check TXT records for <service>._tcp.domain.tld instead of domain.tld
* duplicate log to ADB for successful resource detection

app/src/main/java/at/bitfire/davdroid/resource/DavResourceFinder.java

@@ -45,6 +45,7 @@ import at.bitfire.dav4android.property.CurrentUserPrivilegeSet;
 import at.bitfire.dav4android.property.DisplayName;
 import at.bitfire.dav4android.property.ResourceType;
 import at.bitfire.dav4android.property.SupportedCalendarComponentSet;
+import at.bitfire.davdroid.Constants;
 import at.bitfire.davdroid.HttpClient;
 import lombok.NonNull;
 
@@ -396,18 +397,18 @@ public class DavResourceFinder {
             log.info("Found " + service + " service: fqdn=" + fqdn + ", port=" + port);
 
             // look for TXT record too (for initial context path)
-            records = new Lookup(domain, Type.TXT).run();
-            if (records != null && records.length >= 1) {
-                TXTRecord txt = (TXTRecord)records[0];
-                for (String segment : (String[])txt.getStrings().toArray(new String[0]))
-                    if (segment.startsWith("path=")) {
-                        paths.add(segment.substring(5));
-                        log.info("Found TXT record; initial context path=" + paths);
-                        break;
-                    }
-            }
-
-            // if there's TXT record if it it's wrong, try well-known
+            records = new Lookup(query, Type.TXT).run();
+            if (records != null)
+                for (Record record : records)
+                    if (record instanceof TXTRecord)
+                        for (String segment : (List<String>) ((TXTRecord) record).getStrings())
+                            if (segment.startsWith("path=")) {
+                                paths.add(segment.substring(5));
+                                log.info("Found TXT record; initial context path=" + paths);
+                                break;
+                            }
+
+            // if there's TXT record and if it it's wrong, try well-known
             paths.add("/.well-known/" + service.name);
             // if this fails, too, try "/"
             paths.add("/");

app/src/main/java/at/bitfire/davdroid/ui/setup/QueryServerDialogFragment.java

@@ -21,12 +21,19 @@ import android.content.Intent;
 import android.content.Loader;
 import android.os.Bundle;
 
+import java.io.BufferedInputStream;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.StringReader;
+
+import at.bitfire.davdroid.Constants;
 import at.bitfire.davdroid.R;
 import at.bitfire.davdroid.log.StringLogger;
 import at.bitfire.davdroid.resource.DavResourceFinder;
 import at.bitfire.davdroid.resource.LocalTaskList;
 import at.bitfire.davdroid.resource.ServerInfo;
 import at.bitfire.davdroid.ui.DebugInfoActivity;
+import lombok.Cleanup;
 
 public class QueryServerDialogFragment extends DialogFragment implements LoaderCallbacks<ServerInfo> {
     public static final String KEY_SERVER_INFO = "server_info";
@@ -154,7 +161,20 @@ public class QueryServerDialogFragment extends DialogFragment implements LoaderC
             DavResourceFinder finder = new DavResourceFinder(logger, context, serverInfo);
             finder.findResources();
 
+            // duplicate logs to ADB
+            String logs = logger.toString();
+            try {
+                @Cleanup BufferedReader logStream = new BufferedReader(new StringReader(logs));
+                Constants.log.info("Successful resource detection:");
+                String line;
+                while ((line = logStream.readLine()) != null)
+                    Constants.log.debug(line);
+            } catch (IOException e) {
+                Constants.log.error("Couldn't read resource detection logs", e);
+            }
+
             serverInfo.setLogs(logger.toString());
+
 			return serverInfo;
 		}
 	}

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

@@ -145,7 +145,7 @@ Dieses Programm ist freie Software. Sie können es unter den Bedingungen der GNU
   <string name="setup_account_details">Konto-Details</string>
   <string name="setup_account_name">Kontoname:</string>
   <string name="setup_account_name_hint">Mein CalDAV/CardDAV-Konto</string>
-  <string name="setup_account_name_info">\"Verwenden Sie Ihre Email-Adresse als Kontoname, da Android den Kontonamen als ORGANIZER-Feld in Terminen benutzt. Sie können keine zwei Konten mit dem gleichen Namen anlegen.</string>
+  <string name="setup_account_name_info">Verwenden Sie Ihre Email-Adresse als Kontoname, da Android den Kontonamen als ORGANIZER-Feld in Terminen benutzt. Sie können keine zwei Konten mit dem gleichen Namen anlegen.</string>
   <string name="setup_read_only">schreibgeschützt</string>
   <!--sync errors and DebugInfoActivity-->
   <string name="debug_info_title">Debug-Info</string>

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

@@ -178,7 +178,7 @@
     <string name="setup_account_details">Account details</string>
     <string name="setup_account_name">Account name:</string>
     <string name="setup_account_name_hint">My CalDAV/CardDAV Account</string>
-    <string name="setup_account_name_info">"Use your email address as account name because Android will use the account name as ORGANIZER field for events you create. You can't have two accounts with the same name.</string>
+    <string name="setup_account_name_info">Use your email address as account name because Android will use the account name as ORGANIZER field for events you create. You can\'t have two accounts with the same name.</string>
     <string name="setup_read_only">read-only</string>
 
     <!-- sync errors and DebugInfoActivity -->