From b1e02f34344c551274df2dbdb68c327de93774fd Mon Sep 17 00:00:00 2001
From: Jam <jam.hsu@lativ.com.tw>
Date: Tue, 3 Feb 2026 13:05:08 +0800
Subject: [PATCH] feat: Add Line sipder detection

---
 src/constants.js                     |  2 ++
 src/parser-browsers.js               | 17 +++++++++++++++++
 src/parser-platforms.js              | 11 +++++++++++
 test/acceptance/useragentstrings.yml | 24 ++++++++++++++++++++++++
 4 files changed, 54 insertions(+)

diff --git a/src/constants.js b/src/constants.js
index 2181225..b2b3017 100644
--- a/src/constants.js
+++ b/src/constants.js
@@ -28,6 +28,7 @@ export const BROWSER_ALIASES_MAP = {
   InternetArchiveCrawler: 'internetarchivecrawler',
   'K-Meleon': 'k_meleon',
   LibreWolf: 'librewolf',
+  Linespider: 'linespider',
   Maxthon: 'maxthon',
   'Meta-ExternalAds': 'meta_externalads',
   'Meta-ExternalAgent': 'meta_externalagent',
@@ -98,6 +99,7 @@ export const BROWSER_MAP = {
   internetarchivecrawler: 'InternetArchiveCrawler',
   k_meleon: 'K-Meleon',
   librewolf: 'LibreWolf',
+  linespider: 'Linespider',
   maxthon: 'Maxthon',
   meta_externalads: 'Meta-ExternalAds',
   meta_externalagent: 'Meta-ExternalAgent',
diff --git a/src/parser-browsers.js b/src/parser-browsers.js
index fba9250..41bae20 100644
--- a/src/parser-browsers.js
+++ b/src/parser-browsers.js
@@ -266,6 +266,23 @@ const browsersList = [
     },
   },
 
+  /* Linespider */
+  {
+    test: [/linespider/i],
+    describe(ua) {
+      const browser = {
+        name: 'Linespider',
+      };
+      const version = Utils.getFirstMatch(/(?:linespider)(?:-[-\w]+)?[\s/](\d+(\.\d+)+)/i, ua) || Utils.getFirstMatch(commonVersionIdentifier, ua);
+
+      if (version) {
+        browser.version = version;
+      }
+
+      return browser;
+    },
+  },
+
   /* AmazonBot */
   {
     test: [/amazonbot/i],
diff --git a/src/parser-platforms.js b/src/parser-platforms.js
index de846d4..ae54530 100644
--- a/src/parser-platforms.js
+++ b/src/parser-platforms.js
@@ -18,6 +18,17 @@ export default [
     },
   },
 
+  /* LineSpider */
+  {
+    test: [/linespider/i],
+    describe() {
+      return {
+        type: PLATFORMS_MAP.bot,
+        vendor: 'Line',
+      };
+    },
+  },
+
   /* AmazonBot */
   {
     test: [/amazonbot/i],
diff --git a/test/acceptance/useragentstrings.yml b/test/acceptance/useragentstrings.yml
index 517e413..54864c4 100644
--- a/test/acceptance/useragentstrings.yml
+++ b/test/acceptance/useragentstrings.yml
@@ -3052,6 +3052,30 @@
            type: "bot"
            vendor: "Slack"
          engine: {}
+  Linespider:
+    -
+      ua: "Mozilla/5.0 (compatible; Linespider/1.1; +https://lin.ee/4dwXkTH)"
+      spec:
+        browser:
+          name: "Linespider"
+          version: "1.1"
+        os: {}
+        platform:
+          type: "bot"
+          vendor: "Line"
+        engine: {}
+    -
+      ua: "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Linespider/1.1; +https://lin.ee/4dwXkTH) Chrome/W.X.Y.Z Safari/537.36"
+      spec:
+        browser:
+          name: "Linespider"
+          version: "1.1"
+        os: {}
+        platform:
+          type: "bot"
+          vendor: "Line"
+        engine:
+          name: "Blink"
   YahooSlurp:
     -
       ua: "Mozilla/5.0 (compatible; Yahoo! Slurp; http://help.yahoo.com/help/us/ysearch/slurp)"