From 7307dc6892382577ce322f93d845849cde50f31c Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sat, 14 Mar 2026 14:30:58 +0000
Subject: [PATCH] Add WebView detection for Android and iOS

Co-authored-by: naorpeled <6171622+naorpeled@users.noreply.github.com>
---
 src/constants.js                     |  4 ++
 src/parser-browsers.js               | 40 ++++++++++++++++++
 test/acceptance/useragentstrings.yml | 63 ++++++++++++++++++++++++++++
 3 files changed, 107 insertions(+)

diff --git a/src/constants.js b/src/constants.js
index 2d06c97..44b7c0f 100644
--- a/src/constants.js
+++ b/src/constants.js
@@ -11,6 +11,7 @@ export const BROWSER_ALIASES_MAP = {
   BlackBerry: 'blackberry',
   'ChatGPT-User': 'chatgpt_user',
   Chrome: 'chrome',
+  'Chrome WebView': 'chrome_webview',
   ClaudeBot: 'claudebot',
   Chromium: 'chromium',
   Diffbot: 'diffbot',
@@ -26,6 +27,7 @@ export const BROWSER_ALIASES_MAP = {
   Googlebot: 'googlebot',
   GPTBot: 'gptbot',
   'Internet Explorer': 'ie',
+  'iOS WebView': 'ios_webview',
   InternetArchiveCrawler: 'internetarchivecrawler',
   'K-Meleon': 'k_meleon',
   LibreWolf: 'librewolf',
@@ -82,6 +84,7 @@ export const BROWSER_MAP = {
   brave: 'Brave',
   chatgpt_user: 'ChatGPT-User',
   chrome: 'Chrome',
+  chrome_webview: 'Chrome WebView',
   claudebot: 'ClaudeBot',
   chromium: 'Chromium',
   diffbot: 'Diffbot',
@@ -98,6 +101,7 @@ export const BROWSER_MAP = {
   googlebot: 'Googlebot',
   gptbot: 'GPTBot',
   ie: 'Internet Explorer',
+  ios_webview: 'iOS WebView',
   internetarchivecrawler: 'InternetArchiveCrawler',
   k_meleon: 'K-Meleon',
   librewolf: 'LibreWolf',
diff --git a/src/parser-browsers.js b/src/parser-browsers.js
index 1cc8440..cc45a10 100644
--- a/src/parser-browsers.js
+++ b/src/parser-browsers.js
@@ -1092,6 +1092,25 @@ const browsersList = [
       return browser;
     },
   },
+  /* Android WebView */
+  {
+    test(parser) {
+      return parser.test(/android/i) && parser.test(/; wv\)/i);
+    },
+    describe(ua) {
+      const browser = {
+        name: 'Chrome WebView',
+      };
+      const version = Utils.getFirstMatch(/(?:chrome|crios|crmo)\/(\d+(\.?_?\d+)+)/i, ua);
+
+      if (version) {
+        browser.version = version;
+      }
+
+      return browser;
+    },
+  },
+
   {
     test: [/chrome|crios|crmo/i],
     describe(ua) {
@@ -1161,6 +1180,27 @@ const browsersList = [
     },
   },
 
+  /* iOS WebView */
+  {
+    test(parser) {
+      return parser.test(/(iPhone|iPad|iPod)/i)
+        && parser.test(/AppleWebKit/i)
+        && !parser.test(/Safari/i);
+    },
+    describe(ua) {
+      const browser = {
+        name: 'iOS WebView',
+      };
+      const version = Utils.getFirstMatch(/AppleWebKit\/(\d+(\.?_?\d+)+)/i, ua);
+
+      if (version) {
+        browser.version = version;
+      }
+
+      return browser;
+    },
+  },
+
   /* Safari */
   {
     test: [/safari|applewebkit/i],
diff --git a/test/acceptance/useragentstrings.yml b/test/acceptance/useragentstrings.yml
index 2c62c7e..36ce7c5 100644
--- a/test/acceptance/useragentstrings.yml
+++ b/test/acceptance/useragentstrings.yml
@@ -3831,3 +3831,66 @@
         engine:
           name: "Gecko"
           version: "20100101"
+  Chrome WebView:
+    -
+      ua: "Mozilla/5.0 (Linux; Android 5.1.1; Nexus 5 Build/LMY48B; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/43.0.2357.65 Mobile Safari/537.36"
+      spec:
+        browser:
+          name: "Chrome WebView"
+          version: "43.0.2357.65"
+        os:
+          name: "Android"
+          version: "5.1.1"
+          versionName: "Lollipop"
+        platform:
+          type: "mobile"
+          vendor: "Nexus"
+        engine:
+          name: "Blink"
+    -
+      ua: "Mozilla/5.0 (Linux; Android 8.0.0; SM-G9300 Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/64.0.3282.137 Mobile Safari/537.36"
+      spec:
+        browser:
+          name: "Chrome WebView"
+          version: "64.0.3282.137"
+        os:
+          name: "Android"
+          version: "8.0.0"
+          versionName: "Oreo"
+        platform:
+          type: "mobile"
+        engine:
+          name: "Blink"
+  iOS WebView:
+    -
+      ua: "Mozilla/5.0 (iPhone; CPU iPhone OS 10_3 like Mac OS X) AppleWebKit/603.1.23 (KHTML, like Gecko) Mobile/14E5239e"
+      spec:
+        browser:
+          name: "iOS WebView"
+          version: "603.1.23"
+        os:
+          name: "iOS"
+          version: "10.3"
+        platform:
+          type: "mobile"
+          vendor: "Apple"
+          model: "iPhone"
+        engine:
+          name: "WebKit"
+          version: "603.1.23"
+    -
+      ua: "Mozilla/5.0 (iPad; CPU OS 9_0 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Mobile/13A344"
+      spec:
+        browser:
+          name: "iOS WebView"
+          version: "601.1.46"
+        os:
+          name: "iOS"
+          version: "9.0"
+        platform:
+          type: "tablet"
+          vendor: "Apple"
+          model: "iPad"
+        engine:
+          name: "WebKit"
+          version: "601.1.46"