debian-mirror-gitlab/lib/gitlab/satellite/compare_action.rb
2014-09-02 14:37:02 +02:00

44 lines
1.4 KiB
Ruby

module Gitlab
module Satellite
class BranchesWithoutParent < StandardError; end
class CompareAction < Action
def initialize(user, target_project, target_branch, source_project, source_branch)
super user, target_project
@target_project, @target_branch = target_project, target_branch
@source_project, @source_branch = source_project, source_branch
end
# Compare 2 repositories and return Gitlab::CompareResult object
def result
in_locked_and_timed_satellite do |target_repo|
prepare_satellite!(target_repo)
update_satellite_source_and_target!(target_repo)
Gitlab::CompareResult.new(compare(target_repo))
end
rescue Grit::Git::CommandFailed => ex
raise BranchesWithoutParent
end
private
# Assumes a satellite exists that is a fresh clone of the projects repo, prepares satellite for diffs
def update_satellite_source_and_target!(target_repo)
target_repo.remote_add('source', @source_project.repository.path_to_repo)
target_repo.remote_fetch('source')
rescue Grit::Git::CommandFailed => ex
handle_exception(ex)
end
def compare(repo)
@compare ||= Gitlab::Git::Compare.new(
Gitlab::Git::Repository.new(repo.path),
"origin/#{@target_branch}",
"source/#{@source_branch}"
)
end
end
end
end