merge_requests_controller.rb
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require 'gitlab/satellite/satellite'
class Projects::MergeRequestsController < Projects::ApplicationController
before_filter :module_enabled
before_filter :merge_request, only: [:edit, :update, :show, :commits, :diffs, :automerge, :automerge_check, :ci_status]
before_filter :validates_merge_request, only: [:show, :diffs]
before_filter :define_show_vars, only: [:show, :diffs]
# Allow read any merge_request
before_filter :authorize_read_merge_request!
# Allow write(create) merge_request
before_filter :authorize_write_merge_request!, only: [:new, :create]
# Allow modify merge_request
before_filter :authorize_modify_merge_request!, only: [:close, :edit, :update, :sort]
def index
@merge_requests = MergeRequestsLoadContext.new(project, current_user, params).execute
end
def show
respond_to do |format|
format.html
format.js
format.diff { render text: @merge_request.to_diff }
format.patch { render text: @merge_request.to_patch }
end
end
def diffs
@commit = @merge_request.last_commit
@comments_allowed = @reply_allowed = true
@comments_target = { noteable_type: 'MergeRequest',
noteable_id: @merge_request.id }
@line_notes = @merge_request.notes.where("line_code is not null")
end
def new
@merge_request = @project.merge_requests.new(params[:merge_request])
end
def edit
end
def create
@merge_request = @project.merge_requests.new(params[:merge_request])
@merge_request.author = current_user
if @merge_request.save
@merge_request.reload_code
redirect_to [@project, @merge_request], notice: 'Merge request was successfully created.'
else
render "new"
end
end
def update
if @merge_request.update_attributes(params[:merge_request].merge(author_id_of_changes: current_user.id))
@merge_request.reload_code
@merge_request.mark_as_unchecked
redirect_to [@project, @merge_request], notice: 'Merge request was successfully updated.'
else
render "edit"
end
end
def automerge_check
if @merge_request.unchecked?
@merge_request.check_if_can_be_merged
end
render json: {merge_status: @merge_request.merge_status_name}
rescue Gitlab::SatelliteNotExistError
render json: {merge_status: :no_satellite}
end
def automerge
return access_denied! unless allowed_to_merge?
if @merge_request.opened? && @merge_request.can_be_merged?
@merge_request.should_remove_source_branch = params[:should_remove_source_branch]
@merge_request.automerge!(current_user)
@status = true
else
@status = false
end
end
def branch_from
@commit = @repository.commit(params[:ref])
end
def branch_to
@commit = @repository.commit(params[:ref])
end
def ci_status
status = project.gitlab_ci_service.commit_status(merge_request.last_commit.sha)
response = { status: status }
render json: response
end
protected
def merge_request
@merge_request ||= @project.merge_requests.find(params[:id])
end
def authorize_modify_merge_request!
return render_404 unless can?(current_user, :modify_merge_request, @merge_request)
end
def authorize_admin_merge_request!
return render_404 unless can?(current_user, :admin_merge_request, @merge_request)
end
def module_enabled
return render_404 unless @project.merge_requests_enabled
end
def validates_merge_request
# Show git not found page if target branch doesn't exist
return invalid_mr unless @project.repository.branch_names.include?(@merge_request.target_branch)
# Show git not found page if source branch doesn't exist
# and there is no saved commits between source & target branch
return invalid_mr if !@project.repository.branch_names.include?(@merge_request.source_branch) && @merge_request.commits.blank?
end
def define_show_vars
# Build a note object for comment form
@note = @project.notes.new(noteable: @merge_request)
# Get commits from repository
# or from cache if already merged
@commits = @merge_request.commits
@allowed_to_merge = allowed_to_merge?
@show_merge_controls = @merge_request.opened? && @commits.any? && @allowed_to_merge
@target_type = :merge_request
@target_id = @merge_request.id
end
def allowed_to_merge?
action = if project.protected_branch?(@merge_request.target_branch)
:push_code_to_protected_branches
else
:push_code
end
can?(current_user, action, @project)
end
def invalid_mr
# Render special view for MR with removed source or target branch
render 'invalid'
end
end