debian-mirror-gitlab/app/controllers/oauth/jira/authorizations_controller.rb
2021-06-08 01:23:25 +05:30

59 lines
2.2 KiB
Ruby

# frozen_string_literal: true
# This controller's role is to mimic and rewire the GitLab OAuth
# flow routes for Jira DVCS integration.
# See https://gitlab.com/gitlab-org/gitlab/issues/2381
#
class Oauth::Jira::AuthorizationsController < ApplicationController
skip_before_action :authenticate_user!
skip_before_action :verify_authenticity_token
feature_category :integrations
# 1. Rewire Jira OAuth initial request to our stablished OAuth authorization URL.
def new
session[:redirect_uri] = params['redirect_uri']
redirect_to oauth_authorization_path(client_id: params['client_id'],
response_type: 'code',
scope: normalize_scope(params['scope']),
redirect_uri: oauth_jira_callback_url)
end
# 2. Handle the callback call as we were a Github Enterprise instance client.
def callback
# Handling URI query params concatenation.
redirect_uri = URI.parse(session['redirect_uri'])
new_query = URI.decode_www_form(String(redirect_uri.query)) << ['code', params[:code]]
redirect_uri.query = URI.encode_www_form(new_query)
redirect_to redirect_uri.to_s
end
# 3. Rewire and adjust access_token request accordingly.
def access_token
# We have to modify request.parameters because Doorkeeper::Server reads params from there
request.parameters[:redirect_uri] = oauth_jira_callback_url
strategy = Doorkeeper::Server.new(self).token_request('authorization_code')
response = strategy.authorize
if response.status == :ok
access_token, scope, token_type = response.body.values_at('access_token', 'scope', 'token_type')
render body: "access_token=#{access_token}&scope=#{scope}&token_type=#{token_type}"
else
render status: response.status, body: response.body
end
rescue Doorkeeper::Errors::DoorkeeperError => e
render status: :unauthorized, body: e.type
end
private
# When using the GitHub Enterprise connector in Jira we receive the "repo" scope,
# this doesn't exist in GitLab but we can map it to our "api" scope.
def normalize_scope(scope)
scope == 'repo' ? 'api' : scope
end
end