From cfd6e322b3ece338921f5de7286552b0613361c0 Mon Sep 17 00:00:00 2001
From: Chris Buckley <chris@cmbuckley.co.uk>
Date: Mon, 11 Mar 2024 20:33:16 +0000
Subject: [PATCH] Update CSRF pattern

---
 src/CalendarRenderer.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/CalendarRenderer.php b/src/CalendarRenderer.php
index ec01706..e942db2 100644
--- a/src/CalendarRenderer.php
+++ b/src/CalendarRenderer.php
@@ -19,7 +19,7 @@ class CalendarRenderer {
     const PROD_ID = '-//StarSquare//LETTERBOXD//%s//EN';
     const USER_AGENT = 'letterboxd-ics/%s (https://bux.re/letterboxd-ics) PHP/%s';
     const CSRF_TOKEN = '__csrf';
-    const CSRF_PATTERN = '/CSRF = "(?P<token>[^"]+)"/';
+    const CSRF_PATTERN = '/CSRF = ("|\')(?P<token>.+?)\1/';
 
     protected $urls = array(
         'home'   => 'https://letterboxd.com/',