Fix Kroki diagram rendering in preview which broke in release 0.41.10 (…

…asciidoctor#1585)
Kgujjar · Mar 26, 2024 · 91505cf · 91505cf
1 parent 0e9b4bc
commit 91505cf
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diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
@@ -7,6 +7,10 @@ This document provides a high-level view of the changes introduced by release.
 [[releasenotes]]
 == Release notes
 
+=== 0.41.12
+
+- Fix Kroki diagram rendering in preview which broke in release 0.41.10 (#1585)
+
 === 0.41.11
 
 - Capture AssertionError thrown when rendering PlantUML content (#1578)

diff --git a/src/main/resources/kroki-extension.rb b/src/main/resources/kroki-extension.rb
@@ -296,7 +296,7 @@ def get_diagram_uri(server_url)
     end
 
     def encode
-      Base64.urlsafe_encode64(Zlib::Deflate.deflate(@text, 9))
+      ([Zlib::Deflate.deflate(@text, 9)].pack 'm0').tr '+/', '-_'
     end
 
     def save(output_dir_path, kroki_client)
@@ -400,7 +400,7 @@ class KrokiHttpClient
     require 'json'
 
     class << self
-      REFERER = "asciidoctor/kroki.rb/0.9.1-intellij"
+      REFERER = "asciidoctor/kroki.rb/0.10.0-intellij"
 
       def get(uri, opts, _)
         uri = URI(uri)