From 6f41ddd1666dde11999ef58a8c4d5d15ad3c30d7 Mon Sep 17 00:00:00 2001
From: Steve Dinn <sdinn@dinn.ca>
Date: Thu, 6 Apr 2023 16:03:16 -0300
Subject: [PATCH] Fix referrer parsing.

---
 build-container.sh               | 2 ++
 source/CaddyLog-To-AccessLog.ps1 | 8 +++++---
 2 files changed, 7 insertions(+), 3 deletions(-)
 create mode 100644 build-container.sh

diff --git a/build-container.sh b/build-container.sh
new file mode 100644
index 0000000..a63a788
--- /dev/null
+++ b/build-container.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+docker build ./source/ -t stevedinn/caddy-log-converter:latest
diff --git a/source/CaddyLog-To-AccessLog.ps1 b/source/CaddyLog-To-AccessLog.ps1
index b60fdee..a720967 100644
--- a/source/CaddyLog-To-AccessLog.ps1
+++ b/source/CaddyLog-To-AccessLog.ps1
@@ -21,7 +21,9 @@ $outputWriter = New-Object -TypeName System.IO.StreamWriter -ArgumentList @($out
 Get-Content -Tail $lines -Wait -Path $inFile | ForEach-Object {
     $l = ConvertFrom-Json -InputObject $_
     $r = $l.request;
-    $ua = $r.headers.'User-Agent'
+
+    $userAgent = $r.headers.'User-Agent' | Select-Object -First 1
+    $referer = $r.headers.Referer | Select-Object -First 1
 
     $null = $builder.Clear()
     $null = $builder.Append($r.remote_ip)
@@ -40,9 +42,9 @@ Get-Content -Tail $lines -Wait -Path $inFile | ForEach-Object {
     $null = $builder.Append(" ")
     $null = $builder.Append($l.size)
     $null = $builder.Append(" """)
-    $null = $builder.Append($r.headers.Referer)
+    $null = $builder.Append($referer)
     $null = $builder.Append(""" """)
-    $null = $builder.Append("$ua")
+    $null = $builder.Append($userAgent)
     $null = $builder.Append("""")
 
     $commonLog = $builder.ToString()