From ab299a23b7bc75d50ab0b02205809cca274ba63d Mon Sep 17 00:00:00 2001
From: Suryaansh Chawla <suryaanshchawla@tutamail.com>
Date: Fri, 1 Aug 2025 17:03:52 +0530
Subject: [PATCH] Zalo integration in UAParser (#1) (#792)

---
 src/enums/ua-parser-enums.d.ts        |  1 +
 src/enums/ua-parser-enums.js          |  3 ++-
 src/main/ua-parser.js                 |  2 ++
 test/data/ua/browser/browser-all.json | 22 ++++++++++++++++++++++
 4 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/src/enums/ua-parser-enums.d.ts b/src/enums/ua-parser-enums.d.ts
index a8070fe..933bccb 100644
--- a/src/enums/ua-parser-enums.d.ts
+++ b/src/enums/ua-parser-enums.d.ts
@@ -154,6 +154,7 @@ export const Browser: Readonly<{
     WHALE: "Whale";
     WOLVIC: "Wolvic";
     YANDEX: "Yandex";
+    ZALO: "Zalo";
 }>;
 export const BrowserType: Readonly<{
     CRAWLER: "crawler";
diff --git a/src/enums/ua-parser-enums.js b/src/enums/ua-parser-enums.js
index ecedb6d..828e9e8 100644
--- a/src/enums/ua-parser-enums.js
+++ b/src/enums/ua-parser-enums.js
@@ -158,7 +158,8 @@ const Browser = Object.freeze({
     WEIBO: 'Weibo',
     WHALE: 'Whale',
     WOLVIC: 'Wolvic',
-    YANDEX: 'Yandex'
+    YANDEX: 'Yandex',
+    ZALO: 'Zalo'
 
     // TODO : test!
 });
diff --git a/src/main/ua-parser.js b/src/main/ua-parser.js
index 0d5eb3d..4051869 100755
--- a/src/main/ua-parser.js
+++ b/src/main/ua-parser.js
@@ -455,6 +455,8 @@
             ], [VERSION, [NAME, 'TikTok'], [TYPE, INAPP]], [
             /\[(linkedin)app\]/i                                                // LinkedIn App for iOS & Android
             ], [NAME, [TYPE, INAPP]], [
+            /(zalo(?:app)?)[\/\sa-z]*([\w\.-]+)/i                               // Zalo 
+            ], [[NAME, /(.+)/, 'Zalo'], VERSION, [TYPE, INAPP]], [
 
             /(chromium)[\/ ]([-\w\.]+)/i                                        // Chromium
             ], [NAME, VERSION], [
diff --git a/test/data/ua/browser/browser-all.json b/test/data/ua/browser/browser-all.json
index 9f39de9..a2a6379 100644
--- a/test/data/ua/browser/browser-all.json
+++ b/test/data/ua/browser/browser-all.json
@@ -2695,5 +2695,27 @@
             "major"   : "10",
             "type"    : "inapp"
         }
+    },
+    {
+        "desc"    : "Zalo on iOS",
+        "ua"      : "Mozilla/5.0 (iPhone; CPU iPhone OS 13_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Zalo/20.05.01 Mobile/15E148",
+        "expect"  :
+        {
+            "name"    : "Zalo",
+            "version" : "20.05.01",
+            "major"   : "20",
+            "type"    : "inapp"
+        }
+    },
+    {
+        "desc"    : "Zalo on Android",
+        "ua"      : "Mozilla/5.0 (Linux; Android 10; Vsmart Live Build/QKQ1.190918.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/78.0.3904.108 Mobile Safari/537.36 Zalo/20.04.02.r1",
+        "expect"  :
+        {
+            "name"    : "Zalo",
+            "version" : "20.04.02.r1",
+            "major"   : "20",
+            "type"    : "inapp"
+        }
     }
 ]
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