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#!/usr/bin/env ruby
require "net/https"
require "open3"
require "json"
require "digest/md5"
SLACK_WEBHOOK_URLS = [
ENV.fetch("SLACK_WEBHOOK_URL_ALERTS").chomp, # ruby-lang#alerts
ENV.fetch("SLACK_WEBHOOK_URL_COMMITS").chomp, # ruby-lang#commits
ENV.fetch("SLACK_WEBHOOK_URL_RUBY_JP").chomp, # ruby-jp#ruby-commits
]
GRAVATAR_OVERRIDES = {
"nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e" => "https://avatars0.githubusercontent.com/u/21976",
"noreply@github.com" => "https://avatars1.githubusercontent.com/u/9919",
"nurse@users.noreply.github.com" => "https://avatars1.githubusercontent.com/u/13423",
"svn-admin@ruby-lang.org" => "https://avatars1.githubusercontent.com/u/29403229",
"svn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e" => "https://avatars1.githubusercontent.com/u/29403229",
"usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e" => "https://avatars2.githubusercontent.com/u/17790",
"usa@ruby-lang.org" => "https://avatars2.githubusercontent.com/u/17790",
"yui-knk@ruby-lang.org" => "https://avatars0.githubusercontent.com/u/5356517",
"znz@users.noreply.github.com" => "https://avatars3.githubusercontent.com/u/11857",
}
def escape(s)
s.gsub(/[&<>]/, "&" => "&", "<" => "<", ">" => ">")
end
ARGV.each_slice(3) do |oldrev, newrev, refname|
out, = Open3.capture2("git", "rev-parse", "--symbolic", "--abbrev-ref", refname)
branch = out.strip
out, = Open3.capture2("git", "log", "--pretty=format:%H\n%h\n%cn\n%ce\n%ct\n%B", "--abbrev=10", "-z", "#{oldrev}..#{newrev}")
attachments = []
out.split("\0").reverse_each do |s|
sha, sha_abbr, committer, committeremail, committertime, body = s.split("\n", 6)
subject, body = body.split("\n", 2)
# Append notes content to `body` if it's notes
if refname.match(%r[\Arefs/notes/\w+\z])
# `--diff-filter=AM -M` to exclude rename by git's directory optimization
object = IO.popen(["git", "diff", "--diff-filter=AM", "-M", "--name-only", "#{sha}^..#{sha}"], &:read).chomp
if md = object.match(/\A(?<prefix>\h{2})\/?(?<rest>\h{38})\z/)
body = [body, IO.popen(["git", "notes", "show", md[:prefix] + md[:rest]], &:read)].join
end
end
gravatar = GRAVATAR_OVERRIDES.fetch(committeremail) do
"https://www.gravatar.com/avatar/#{ Digest::MD5.hexdigest(committeremail.downcase) }"
end
attachments << {
title: "#{ sha_abbr } (#{ branch }): #{ escape(subject) }",
title_link: "https://github.com/ruby/ruby/commit/#{ sha }",
text: escape((body || "").strip),
footer: committer,
footer_icon: gravatar,
ts: committertime.to_i,
color: '#24282D',
}
end
# 100 attachments cannot be exceeded. 20 is recommended. https://api.slack.com/docs/message-attachments
attachments.each_slice(20).each do |attachments_group|
payload = { attachments: attachments_group }
#Net::HTTP.post(
# URI.parse(SLACK_WEBHOOK_URL),
# JSON.generate(payload),
# "Content-Type" => "application/json"
#)
responses = SLACK_WEBHOOK_URLS.map do |url|
uri = URI.parse(url)
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = true
http.start do
req = Net::HTTP::Post.new(uri.path)
req.set_form_data(payload: payload.to_json)
http.request(req)
end
end
results = responses.map { |resp| "#{resp.code} (#{resp.body})" }.join(', ')
puts "#{results} -- #{payload.to_json}"
end
end
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