From 7c3fddeab4c4ddebca7d5441ac67870aa1cecfe4 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Sat, 19 Jan 2019 16:25:20 +0100
Subject: Change CHANGELOG.md references from pull requests to authors (#9864)

Add `rake repo:changelog` to do that automatically
---
 lib/tasks/repo.rake | 50 ++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 48 insertions(+), 2 deletions(-)

(limited to 'lib/tasks')

diff --git a/lib/tasks/repo.rake b/lib/tasks/repo.rake
index 367859e94..263cca84c 100644
--- a/lib/tasks/repo.rake
+++ b/lib/tasks/repo.rake
@@ -1,9 +1,9 @@
 # frozen_string_literal: true
 
 namespace :repo do
-  desc 'Generate the authors.md file'
+  desc 'Generate the AUTHORS.md file'
   task :authors do
-    file = File.open('AUTHORS.md', 'w')
+    file = File.open(Rails.root.join('AUTHORS.md'), 'w')
     file << <<~HEADER
       Mastodon is available on [GitHub](https://github.com/tootsuite/mastodon)
       and provided thanks to the work of the following contributors:
@@ -27,4 +27,50 @@ namespace :repo do
       This document is provided for informational purposes only. Since it is only updated once per release, the version you are looking at may be currently out of date. To see the full list of contributors, consider looking at the [git history](https://github.com/tootsuite/mastodon/graphs/contributors) instead.
     FOOTER
   end
+
+  desc 'Replace pull requests with authors in the CHANGELOG.md file'
+  task :changelog do
+    path = Rails.root.join('CHANGELOG.md')
+    tmp  = Tempfile.new
+
+    HttpLog.config.compact_log = true
+
+    begin
+      File.open(path, 'r') do |file|
+        file.each_line do |line|
+          if line.start_with?('-')
+            new_line = line.gsub(/#([[:digit:]]+)*/) do |pull_request_reference|
+              pull_request_number = pull_request_reference[1..-1]
+              response = nil
+
+              loop do
+                response = HTTP.headers('Authorization' => "token #{ENV['GITHUB_API_TOKEN']}").get("https://api.github.com/repos/tootsuite/mastodon/pulls/#{pull_request_number}")
+
+                if response.code == 403
+                  sleep_for = (response.headers['X-RateLimit-Reset'].to_i - Time.now.to_i).abs
+                  puts "Sleeping for #{sleep_for} seconds to get over rate limit"
+                  sleep sleep_for
+                else
+                  break
+                end
+              end
+
+              pull_request = Oj.load(response.to_s)
+              "[#{pull_request['user']['login']}](#{pull_request['html_url']})"
+            end
+
+            tmp.puts new_line
+          else
+            tmp.puts line
+          end
+        end
+      end
+
+      tmp.close
+      FileUtils.mv(tmp.path, path)
+    ensure
+      tmp.close
+      tmp.unlink
+    end
+  end
 end
-- 
cgit