From 6b2ce28a1f182651fb69fe2c818026560f76f900 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Fri, 26 Jun 2009 12:49:07 +0000
Subject: - fix for enabled_caching=true (#1485942)

---
 plugins/show_additional_headers/show_additional_headers.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/plugins/show_additional_headers/show_additional_headers.php b/plugins/show_additional_headers/show_additional_headers.php
index c31c9df6b..7e7c50354 100644
--- a/plugins/show_additional_headers/show_additional_headers.php
+++ b/plugins/show_additional_headers/show_additional_headers.php
@@ -23,6 +23,9 @@ class show_additional_headers extends rcube_plugin
     if ($rcmail->action == 'show' || $rcmail->action == 'preview') {
       $this->add_hook('imap_init', array($this, 'imap_init'));
       $this->add_hook('message_headers_output', array($this, 'message_headers'));
+    } else if ($rcmail->action == '') {
+      // with enabled_caching we're fetching additional headers before show/preview
+      $this->add_hook('imap_init', array($this, 'imap_init'));
     }
   }
   
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