From ecbdca8c3f06dd420db6a960c8808615dae6848a Mon Sep 17 00:00:00 2001
From: Dylan William Hardison <dylan@hardison.net>
Date: Sat, 1 Apr 2017 10:45:25 -0400
Subject: Bug 1352913 - Extensions must register for template_before_process()

We can skip a lot of method calls if extensions must declare what
templates they act on.
---
 Bugzilla/Template/Context.pm | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

(limited to 'Bugzilla/Template')

diff --git a/Bugzilla/Template/Context.pm b/Bugzilla/Template/Context.pm
index b81e32130..e78cd9806 100644
--- a/Bugzilla/Template/Context.pm
+++ b/Bugzilla/Template/Context.pm
@@ -69,13 +69,24 @@ sub stash {
     # template object for Throw*Error).
     #
     # Checking Bugzilla::Hook::in prevents infinite recursion on this hook.
-    if ($self->{bz_in_process} and $name =~ /\./
-        and !grep($_ eq $name, @$pre_process)
-        and !Bugzilla::Hook::in('template_before_process'))
+
+    if (    $self->{bz_in_process}
+        and $name =~ /\./
+        and !grep( $_ eq $name, @$pre_process )
+        and !Bugzilla::Hook::in('template_before_process') )
     {
-        Bugzilla::Hook::process("template_before_process",
-                                { vars => $stash, context => $self,
-                                  file => $name });
+        state $WANT = Bugzilla::Hook::collect_wants('template_before_process_wants');
+        if ( $WANT->{$name} ) {
+            my @extensions = grep { $WANT->{$name}{ blessed $_ } } @{ Bugzilla->extensions };
+            Bugzilla::Hook::process(
+                "template_before_process" => {
+                    vars    => $stash,
+                    context => $self,
+                    file    => $name
+                },
+                \@extensions
+            ) if @extensions;
+        }
     }
 
     # This prevents other calls to stash() that might somehow happen
-- 
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