From aa6ba57cde905213b91ea9064b0ef7904847ec7f Mon Sep 17 00:00:00 2001
From: Martin Edenhofer <me@edenhofer.de>
Date: Mon, 6 Mar 2017 12:19:49 +0100
Subject: [PATCH] Improved followup regex (quote ticket_hook).

---
 app/models/ticket/number/date.rb      | 4 ++--
 app/models/ticket/number/increment.rb | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/app/models/ticket/number/date.rb b/app/models/ticket/number/date.rb
index 300d96b99..ce92976f9 100644
--- a/app/models/ticket/number/date.rb
+++ b/app/models/ticket/number/date.rb
@@ -82,12 +82,12 @@ module Ticket::Number::Date
     ticket              = nil
 
     # probe format
-    string.scan(/#{ticket_hook}#{ticket_hook_divider}(#{system_id}\d{2,48})/i) {
+    string.scan(/#{Regexp.quote(ticket_hook)}#{Regexp.quote(ticket_hook_divider)}(#{system_id}\d{2,48})/i) {
       ticket = Ticket.find_by(number: $1)
       break if ticket
     }
     if !ticket
-      string.scan(/#{ticket_hook}\s{0,2}(#{system_id}\d{2,48})/i) {
+      string.scan(/#{Regexp.quote(ticket_hook)}\s{0,2}(#{system_id}\d{2,48})/i) {
         ticket = Ticket.find_by(number: $1)
         break if ticket
       }
diff --git a/app/models/ticket/number/increment.rb b/app/models/ticket/number/increment.rb
index a84574c87..e02dfc824 100644
--- a/app/models/ticket/number/increment.rb
+++ b/app/models/ticket/number/increment.rb
@@ -79,12 +79,12 @@ module Ticket::Number::Increment
     ticket              = nil
 
     # probe format
-    string.scan(/#{ticket_hook}#{ticket_hook_divider}(#{system_id}\d{2,48})/i) {
+    string.scan(/#{Regexp.quote(ticket_hook)}#{Regexp.quote(ticket_hook_divider)}(#{system_id}\d{2,48})/i) {
       ticket = Ticket.find_by(number: $1)
       break if ticket
     }
     if !ticket
-      string.scan(/#{ticket_hook}\s{0,2}(#{system_id}\d{2,48})/i) {
+      string.scan(/#{Regexp.quote(ticket_hook)}\s{0,2}(#{system_id}\d{2,48})/i) {
         ticket = Ticket.find_by(number: $1)
         break if ticket
       }