debian-mirror-gitlab/app/controllers/projects/merge_requests/creations_controller.rb
2019-07-07 11:18:12 +05:30

138 lines
4.1 KiB
Ruby

# frozen_string_literal: true
class Projects::MergeRequests::CreationsController < Projects::MergeRequests::ApplicationController
include DiffForPath
include DiffHelper
include RendersCommits
skip_before_action :merge_request
before_action :whitelist_query_limiting, only: [:create]
before_action :authorize_create_merge_request_from!
before_action :apply_diff_view_cookie!, only: [:diffs, :diff_for_path]
before_action :build_merge_request, except: [:create]
def new
# n+1: https://gitlab.com/gitlab-org/gitlab-ce/issues/40934
Gitlab::GitalyClient.allow_n_plus_1_calls do
define_new_vars
end
end
def create
@target_branches ||= []
@merge_request = ::MergeRequests::CreateService.new(project, current_user, merge_request_params).execute
if @merge_request.valid?
redirect_to(merge_request_path(@merge_request))
else
@source_project = @merge_request.source_project
@target_project = @merge_request.target_project
define_new_vars
render action: "new"
end
end
def pipelines
@pipelines = @merge_request.all_pipelines
Gitlab::PollingInterval.set_header(response, interval: 10_000)
render json: {
pipelines: PipelineSerializer
.new(project: @project, current_user: @current_user)
.represent(@pipelines)
}
end
def diffs
@diffs = @merge_request.diffs(diff_options) if @merge_request.can_be_created
@diff_notes_disabled = true
@environment = @merge_request.environments_for(current_user).last
render json: { html: view_to_html_string('projects/merge_requests/creations/_diffs', diffs: @diffs, environment: @environment) }
end
def diff_for_path
@diffs = @merge_request.diffs(diff_options)
@diff_notes_disabled = true
render_diff_for_path(@diffs)
end
def branch_from
# This is always source
@source_project = @merge_request.nil? ? @project : @merge_request.source_project
if params[:ref].present?
@ref = params[:ref]
@commit = @repository.commit(Gitlab::Git::BRANCH_REF_PREFIX + @ref)
end
render layout: false
end
def branch_to
@target_project = selected_target_project
if @target_project && params[:ref].present?
@ref = params[:ref]
@commit = @target_project.commit(Gitlab::Git::BRANCH_REF_PREFIX + @ref)
end
render layout: false
end
private
def build_merge_request
params[:merge_request] ||= ActionController::Parameters.new(source_project: @project)
# Gitaly N+1 issue: https://gitlab.com/gitlab-org/gitlab-ce/issues/58096
Gitlab::GitalyClient.allow_n_plus_1_calls do
@merge_request = ::MergeRequests::BuildService.new(project, current_user, merge_request_params.merge(diff_options: diff_options)).execute
end
end
def define_new_vars
@noteable = @merge_request
@target_branches = if @merge_request.target_project
@merge_request.target_project.repository.branch_names
else
[]
end
@target_project = @merge_request.target_project
@source_project = @merge_request.source_project
@commits = set_commits_for_rendering(@merge_request.commits)
@commit = @merge_request.diff_head_commit
# FIXME: We have to assign a presenter to another instance variable
# due to class_name checks being made with issuable classes
@mr_presenter = @merge_request.present(current_user: current_user)
@labels = LabelsFinder.new(current_user, project_id: @project.id).execute
set_pipeline_variables
end
# rubocop: disable CodeReuse/ActiveRecord
def selected_target_project
if @project.id.to_s == params[:target_project_id] || !@project.forked?
@project
elsif params[:target_project_id].present?
MergeRequestTargetProjectFinder.new(current_user: current_user, source_project: @project)
.find_by(id: params[:target_project_id])
else
@project.forked_from_project
end
end
# rubocop: enable CodeReuse/ActiveRecord
def whitelist_query_limiting
Gitlab::QueryLimiting.whitelist('https://gitlab.com/gitlab-org/gitlab-ce/issues/42384')
end
end