From b2cb7985cbcb54973190fd90742c56d6a97f6dc2 Mon Sep 17 00:00:00 2001
From: Antoine Goutagny <antoine@swaven.com>
Date: Fri, 17 Feb 2023 16:32:26 +0100
Subject: [PATCH] Change package name, more fb/insta detection

---
 go.mod     |  2 +-
 ua.go      | 34 +++++++++++++++++++++++++++++++++-
 ua_test.go |  6 +++++-
 3 files changed, 39 insertions(+), 3 deletions(-)

diff --git a/go.mod b/go.mod
index ab4182e..6f96180 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
-module github.com/mileusna/useragent
+module github.com/swaven/useragent
 
 go 1.14
diff --git a/ua.go b/ua.go
index 28b92a5..f823f9b 100644
--- a/ua.go
+++ b/ua.go
@@ -57,7 +57,8 @@ const (
 	Applebot            = "Applebot"
 	Bingbot             = "Bingbot"
 
-	FacebookApp = "Facebook App"
+	FacebookApp  = "Facebook App"
+	InstagramApp = "Instagram App"
 )
 
 // Parse user agent string returning UserAgent struct
@@ -250,6 +251,14 @@ func Parse(userAgent string) UserAgent {
 
 	case tokens.exists("FBAN"):
 		ua.Name = FacebookApp
+		ua.Version = tokens.get("FBAN")
+	case tokens.exists("FB_IAB"):
+		ua.Name = FacebookApp
+		ua.Version = tokens.get("FBAV")
+
+	case tokens.startsWith("Instagram"):
+		ua.Name = InstagramApp
+		ua.Version = tokens.findInstagramVersion()
 
 	case tokens.get("HuaweiBrowser") != "":
 		ua.Name = "Huawei Browser"
@@ -484,6 +493,29 @@ func (p properties) findMacOSVersion() string {
 	return ""
 }
 
+func (p properties) startsWith(value string) bool {
+	for _, prop := range p.list {
+		if strings.HasPrefix(prop.Key, value) {
+			return true
+		}
+	}
+	return false
+}
+
+func (p properties) findInstagramVersion() string {
+	for _, token := range p.list {
+		if strings.HasPrefix(token.Key, "Instagram") {
+			if ver := findVersion(token.Value); ver != "" {
+				return ver
+			} else if ver = findVersion(token.Key); ver != "" {
+				return ver
+			}
+		}
+
+	}
+	return ""
+}
+
 // findBestMatch from the rest of the bunch
 // in first cycle only return key with version value
 // if withVerValue is false, do another cycle and return any token
diff --git a/ua_test.go b/ua_test.go
index 6b991e3..d40aebd 100644
--- a/ua_test.go
+++ b/ua_test.go
@@ -5,7 +5,7 @@ import (
 	"strings"
 	"testing"
 
-	ua "github.com/mileusna/useragent"
+	ua "github.com/swaven/useragent"
 )
 
 var testTable = [][]string{
@@ -93,6 +93,10 @@ var testTable = [][]string{
 
 	//FB App
 	{"Mozilla/5.0 (iPhone; CPU iPhone OS 15_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/19E258 [FBAN/FBIOS;FBDV/iPhone8,2;FBMD/iPhone;FBSN/iOS;FBSV/15.4.1;FBSS/3;FBID/phone;FBLC/fr_FR;FBOP/5]", ua.FacebookApp, "FBIOS", "mobile", ua.IOS},
+	{"Mozilla/5.0 (Linux; Android 13; SM-T220 Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.117 Safari/537.36 [FB_IAB/FB4A;FBAV/400.0.0.37.76;]", ua.FacebookApp, "400.0.0.37.76", "mobile", ua.Android},
+
+	//Instagram
+	{"Mozilla/5.0 (iPhone; CPU iPhone OS 16_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Instagram 270.0.0.13.83 (iPhone13,2; iOS 16_3; es_ES; es-ES; scale=3.00; 1170x2532; 445843881) NW/1", ua.InstagramApp, "270.0.0.13.83", "mobile", ua.IOS},
 
 	// other
 	{"Mozilla/5.0 (X11; CrOS x86_64 14150.74.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.114 Safari/537.36", ua.Chrome, "94.0.4606.114", "desktop", ua.ChromeOS},