From 4a824e449bc240de39dc647ea551c1ad9662bf6c Mon Sep 17 00:00:00 2001
From: Ben Busby <noreply+git@benbusby.com>
Date: Wed, 24 Nov 2021 16:10:00 -0700
Subject: [PATCH] Set headers for every HTTPoison request

This serves as a workaround for bot blocking via filtron.
---
 config/config.exs        | 8 +++++++-
 lib/farside/instances.ex | 3 ++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/config/config.exs b/config/config.exs
index cbed1ef..36ede2f 100644
--- a/config/config.exs
+++ b/config/config.exs
@@ -8,4 +8,10 @@ config :farside,
   fallback_suffix: "-fallback",
   previous_suffix: "-previous",
   services_json: "services.json",
-  index: "index.eex"
+  index: "index.eex",
+  headers: [
+    {"User-Agent", "Mozilla/5.0 (Linux x86_64; rv:94.0) Gecko/20100101 Firefox/94.0"},
+    {"Accept", "text/html"},
+    {"Accept-Language", "en-US,en;q=0.5"},
+    {"Accept-Encoding", "gzip, deflate, br"}
+  ]
diff --git a/lib/farside/instances.ex b/lib/farside/instances.ex
index 203ddfa..a451026 100644
--- a/lib/farside/instances.ex
+++ b/lib/farside/instances.ex
@@ -3,6 +3,7 @@ defmodule Farside.Instances do
   @update_file Application.fetch_env!(:farside, :update_file)
   @services_json Application.fetch_env!(:farside, :services_json)
   @service_prefix Application.fetch_env!(:farside, :service_prefix)
+  @headers Application.fetch_env!(:farside, :headers)
 
   def sync() do
     File.rename(@update_file, "#{@update_file}-prev")
@@ -21,7 +22,7 @@ defmodule Farside.Instances do
       System.get_env("FARSIDE_TEST") ->
         :good
       true ->
-        case HTTPoison.get(url) do
+        case HTTPoison.get(url, @headers) do
           {:ok, %HTTPoison.Response{status_code: 200}} ->
             # TODO: Add validation of results, not just status code
             :good