fix: Support callpod user agent format (#21828)

Fixes #21829
Fixes #21546

Author: TatuLund

flow-server/src/main/java/com/vaadin/flow/shared/BrowserDetails.java

@@ -366,6 +366,17 @@ private void parseAndroidVersion(String userAgent) {
             return;
         }
 
+        if (userAgent.contains("callpod keeper for android")) {
+            String token = "; android ";
+            int startIndex = userAgent.indexOf(token) + token.length();
+            int endIndex = userAgent.indexOf(";", startIndex);
+            String osVersionString = safeSubstring(userAgent, startIndex,
+                    endIndex);
+            String[] parts = osVersionString.split("\\.");
+            parseOsVersion(parts, userAgent);
+            return;
+        }
+
         String osVersionString = safeSubstring(userAgent,
                 userAgent.indexOf("android ") + "android ".length(),
                 userAgent.length());

flow-server/src/test/java/com/vaadin/flow/shared/BrowserDetailsTest.java

@@ -85,6 +85,7 @@ public class BrowserDetailsTest extends TestCase {
     private static final String ANDROID_GOOGLE_NEXUS_2_2 = "Mozilla/5.0 (Linux; U; Android 2.2; en-us; Nexus One Build/FRF91) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1";
     private static final String ANDROID_MOTOROLA_3_0 = "Mozilla/5.0 (Linux; U; Android 3.0; en-us; Xoom Build/HRI39) AppleWebKit/534.13 (KHTML, like Gecko) Version/4.0 Safari/534.13";
     private static final String ANDROID_GALAXY_NEXUS_4_0_4_CHROME = "Mozilla/5.0 (Linux; Android 4.0.4; Galaxy Nexus Build/IMM76B) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.133 Mobile Safari/535.19";
+    private static final String ANDROID_CALLPOD_KEEPER = "callpod keeper for android 1.0 (10.1.1/240) dalvik/2.1.0 (linux; u; android 6.0; lg-v495 build/mra58k)";
 
     private static final String EDGE_12_WINDOWS_10 = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36 Edge/12.10240";
 
@@ -110,6 +111,8 @@ public class BrowserDetailsTest extends TestCase {
     // Web crawlers and bots
     private static final String BYTE_SPIDER = "mozilla/5.0 (linux; android 5.0) applewebkit/537.36 (khtml, like gecko) mobile safari/537.36 (compatible; bytespider; spider-feedback@bytedance.com)";
     private static final String DUCK_DUCK_BOT = "ddg_android/5.169.0 (com.duckduckgo.mobile.android; android api 33)";
+    private static final String DUCK_DUCK_BOT_2 = "Mozilla/5.0 (Linux; Android 14) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/130.0.6723.106 Mobile DuckDuckGo/5 Safari/537.36";
+    private static final String DUCK_DUCK_BOT_3 = "DuckDuckGo/0.26.3 CFNetwork/1331.0.7 Darwin/21.4.0";
 
     public void testSafari3() {
         BrowserDetails bd = new BrowserDetails(SAFARI3_WINDOWS);
@@ -236,6 +239,14 @@ public void testAndroid40Chrome() {
 
     }
 
+    public void testAndroidCallpodKeeper() {
+        BrowserDetails bd = new BrowserDetails(ANDROID_CALLPOD_KEEPER);
+        assertOSMajorVersion(bd, 6);
+        assertOSMinorVersion(bd, 0);
+        assertEngineVersion(bd, -1);
+
+    }
+
     private void assertOSMajorVersion(BrowserDetails bd, int i) {
         assertEquals(i, bd.getOperatingSystemMajorVersion());
     }
@@ -740,7 +751,7 @@ public void testByteSpiderWebCrawler() {
         assertAndroid(bd, 5, 0);
     }
 
-    public void testDuckDuckBot() {
+    public void testDuckDuckBot1() {
         BrowserDetails bd = new BrowserDetails(DUCK_DUCK_BOT);
         assertUnspecifiedBrowser(bd);
         assertBrowserMajorVersion(bd, -1);
@@ -749,6 +760,34 @@ public void testDuckDuckBot() {
         assertAndroid(bd, 5, 169);
     }
 
+    public void testDuckDuckBot2() {
+        BrowserDetails bd = new BrowserDetails(DUCK_DUCK_BOT_2);
+        assertBrowserMajorVersion(bd, 130);
+        assertBrowserMinorVersion(bd, 0);
+        assertEngineVersion(bd, 537.36f);
+        assertAndroid(bd, 14, -1);
+    }
+
+    public void testDuckDuckBot3() {
+        BrowserDetails bd = new BrowserDetails(DUCK_DUCK_BOT_3);
+        assertUnspecifiedBrowser(bd);
+        assertBrowserMajorVersion(bd, -1);
+        assertBrowserMinorVersion(bd, -1);
+        assertEngineVersion(bd, -1);
+
+        bd = new BrowserDetails("DuckDuckGo");
+        assertUnspecifiedBrowser(bd);
+        assertBrowserMajorVersion(bd, -1);
+        assertBrowserMinorVersion(bd, -1);
+        assertEngineVersion(bd, -1);
+
+        bd = new BrowserDetails("DuckDuckGo/5");
+        assertUnspecifiedBrowser(bd);
+        assertBrowserMajorVersion(bd, -1);
+        assertBrowserMinorVersion(bd, -1);
+        assertEngineVersion(bd, -1);
+    }
+
     private static UserAgent[] getUserAgentDetails(String agentFile)
             throws IOException {
         String userAgents = IOUtils.toString(