From 281440598ea947cfb9cacda034566a6e7bbe590e Mon Sep 17 00:00:00 2001
From: Albert Ting <altlist@gmail.com>
Date: Mon, 26 Oct 2015 20:43:52 +0100
Subject: Bug 1214310: Markdown code blocks can display comments from other
 bugs r=dylan

---
 Bugzilla/Markdown.pm | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to 'Bugzilla')

diff --git a/Bugzilla/Markdown.pm b/Bugzilla/Markdown.pm
index 9c675099b..5ca37df28 100644
--- a/Bugzilla/Markdown.pm
+++ b/Bugzilla/Markdown.pm
@@ -18,8 +18,6 @@ use Digest::MD5 qw(md5_hex);
 
 use parent qw(Text::MultiMarkdown);
 
-@Bugzilla::Markdown::EXPORT = qw(new);
-
 # Regex to match balanced [brackets]. See Friedl's
 # "Mastering Regular Expressions", 2nd Ed., pp. 328-331.
 our ($g_nested_brackets, $g_nested_parens);
@@ -44,7 +42,6 @@ $g_nested_parens = qr{
 }x;
 
 our %g_escape_table;
-my @code_blocks;
 
 foreach my $char (split //, '\\`*_{}[]()>#+-.!~') {
     $g_escape_table{$char} = md5_hex($char);
@@ -82,6 +79,12 @@ sub _Markdown {
     return $self->SUPER::_Markdown($text, @_);
 }
 
+sub _code_blocks {
+    my ($self) = @_;
+    $self->{code_blocks} = $self->{params}->{code_blocks} ||= [];
+    return $self->{code_blocks};
+}
+
 sub _RunSpanGamut {
     # These are all the transformations that occur *within* block-level
     # tags like paragraphs, headers, and list items.
@@ -122,7 +125,7 @@ sub _removeFencedCodeBlocks {
         )
         `{3,} [\s\t]* $
         }{
-            push @code_blocks, $1;
+            push @{$self->_code_blocks}, $1;
             "%%%FENCED_BLOCK%%%";
         }egmx;
     return $text;
@@ -410,7 +413,7 @@ sub _DoCodeBlocks {
     $text =~ s{
         ^ %%%FENCED_BLOCK%%%
         }{
-            my $codeblock = shift @code_blocks;
+            my $codeblock = shift @{$self->_code_blocks};
             my $result;
 
             $codeblock = $self->_EncodeCode($codeblock);
-- 
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