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module MergeRequests
class RefreshService < MergeRequests::BaseService
def execute(oldrev, newrev, ref)
return true unless Gitlab::Git.branch_ref?(ref)
@oldrev, @newrev = oldrev, newrev
@branch_name = Gitlab::Git.ref_name(ref)
@fork_merge_requests = @project.fork_merge_requests.opened
@commits = @project.repository.commits_between(oldrev, newrev)
close_merge_requests
reload_merge_requests
execute_mr_web_hooks
comment_mr_with_commits
true
end
private
# Collect open merge requests that target same branch we push into
# and close if push to master include last commit from merge request
# We need this to close(as merged) merge requests that were merged into
# target branch manually
def close_merge_requests
commit_ids = @commits.map(&:id)
merge_requests = @project.merge_requests.opened.where(target_branch: @branch_name).to_a
merge_requests = merge_requests.select(&:last_commit)
merge_requests = merge_requests.select do |merge_request|
commit_ids.include?(merge_request.last_commit.id)
end
merge_requests.uniq.select(&:source_project).each do |merge_request|
MergeRequests::MergeService.
new(merge_request.target_project, @current_user).
execute(merge_request, nil)
end
end
def force_push?
Gitlab::ForcePushCheck.force_push?(@project, @oldrev, @newrev)
end
# Refresh merge request diff if we push to source or target branch of merge request
# Note: we should update merge requests from forks too
def reload_merge_requests
merge_requests = @project.merge_requests.opened.by_branch(@branch_name).to_a
merge_requests += @fork_merge_requests.by_branch(@branch_name).to_a
merge_requests = filter_merge_requests(merge_requests)
merge_requests.each do |merge_request|
if merge_request.source_branch == @branch_name || force_push?
merge_request.reload_code
merge_request.mark_as_unchecked
else
mr_commit_ids = merge_request.commits.map(&:id)
push_commit_ids = @commits.map(&:id)
matches = mr_commit_ids & push_commit_ids
if matches.any?
merge_request.reload_code
merge_request.mark_as_unchecked
else
merge_request.mark_as_unchecked
end
end
end
end
# Add comment about pushing new commits to merge requests
def comment_mr_with_commits
merge_requests = @project.origin_merge_requests.opened.where(source_branch: @branch_name).to_a
merge_requests += @fork_merge_requests.where(source_branch: @branch_name).to_a
merge_requests = filter_merge_requests(merge_requests)
merge_requests.each do |merge_request|
mr_commit_ids = Set.new(merge_request.commits.map(&:id))
new_commits, existing_commits = @commits.partition do |commit|
mr_commit_ids.include?(commit.id)
end
SystemNoteService.add_commits(merge_request, merge_request.project,
@current_user, new_commits,
existing_commits, @oldrev)
end
end
# Call merge request webhook with update branches
def execute_mr_web_hooks
merge_requests = @project.origin_merge_requests.opened
.where(source_branch: @branch_name)
.to_a
merge_requests += @fork_merge_requests.where(source_branch: @branch_name)
.to_a
merge_requests = filter_merge_requests(merge_requests)
merge_requests.each do |merge_request|
execute_hooks(merge_request, 'update')
end
end
def filter_merge_requests(merge_requests)
merge_requests.uniq.select(&:source_project)
end
end
end
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