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# frozen_string_literal: true
class Projects::BranchesController < Projects::ApplicationController
include ActionView::Helpers::SanitizeHelper
include SortingHelper
DIVERGING_COUNT_BRANCH_LIMIT = 20
# Authorize
before_action :require_non_empty_project, except: :create
before_action :authorize_download_code!
before_action :authorize_push_code!, only: [:new, :create, :destroy, :destroy_all_merged]
# Support legacy URLs
before_action :redirect_for_legacy_index_sort_or_search, only: [:index]
before_action :limit_diverging_commit_counts!, only: [:diverging_commit_counts]
def index
respond_to do |format|
format.html do
@sort = params[:sort].presence || sort_value_recently_updated
@mode = params[:state].presence || 'overview'
@overview_max_branches = 5
# Fetch branches for the specified mode
fetch_branches_by_mode
@refs_pipelines = @project.ci_pipelines.latest_successful_for_refs(@branches.map(&:name))
@merged_branch_names = repository.merged_branch_names(@branches.map(&:name))
# https://gitlab.com/gitlab-org/gitlab-ce/issues/48097
Gitlab::GitalyClient.allow_n_plus_1_calls do
render
end
end
format.json do
branches = BranchesFinder.new(@repository, params).execute
branches = Kaminari.paginate_array(branches).page(params[:page])
render json: branches.map(&:name)
end
end
end
def recent
@branches = @repository.recent_branches
end
def diverging_commit_counts
respond_to do |format|
format.json do
service = Branches::DivergingCommitCountsService.new(repository)
branches = BranchesFinder.new(repository, params.permit(names: [])).execute
Gitlab::GitalyClient.allow_n_plus_1_calls do
render json: branches.map { |branch| [branch.name, service.call(branch)] }.to_h
end
end
end
end
# rubocop: disable CodeReuse/ActiveRecord
def create
branch_name = strip_tags(sanitize(params[:branch_name]))
branch_name = Addressable::URI.unescape(branch_name)
redirect_to_autodeploy = project.empty_repo? && project.deployment_platform.present?
result = CreateBranchService.new(project, current_user)
.execute(branch_name, ref)
success = (result[:status] == :success)
if params[:issue_iid] && success
target_project = confidential_issue_project || @project
issue = IssuesFinder.new(current_user, project_id: target_project.id).find_by(iid: params[:issue_iid])
SystemNoteService.new_issue_branch(issue, target_project, current_user, branch_name, branch_project: @project) if issue
end
respond_to do |format|
format.html do
if success
if redirect_to_autodeploy
redirect_to url_to_autodeploy_setup(project, branch_name),
notice: view_context.autodeploy_flash_notice(branch_name)
else
redirect_to project_tree_path(@project, branch_name)
end
else
@error = result[:message]
render action: 'new'
end
end
format.json do
if success
render json: { name: branch_name, url: project_tree_url(@project, branch_name) }
else
render json: result[:messsage], status: :unprocessable_entity
end
end
end
end
# rubocop: enable CodeReuse/ActiveRecord
def destroy
@branch_name = Addressable::URI.unescape(params[:id])
result = DeleteBranchService.new(project, current_user).execute(@branch_name)
respond_to do |format|
format.html do
flash_type = result.error? ? :alert : :notice
flash[flash_type] = result.message
redirect_to project_branches_path(@project), status: :see_other
end
format.js { head result.http_status }
format.json { render json: { message: result.message }, status: result.http_status }
end
end
def destroy_all_merged
DeleteMergedBranchesService.new(@project, current_user).async_execute
redirect_to project_branches_path(@project),
notice: _('Merged branches are being deleted. This can take some time depending on the number of branches. Please refresh the page to see changes.')
end
private
# It can be expensive to calculate the diverging counts for each
# branch. Normally the frontend should be specifying a set of branch
# names, but due to frontend bugs this doesn't always happen. To
# prevent excessive I/O, we require that a list of names be specified.
def limit_diverging_commit_counts!
return unless Feature.enabled?(:limit_diverging_commit_counts, enabled: true)
# If we don't have many branches in the repository, then go ahead.
return false if project.repository.branch_count <= DIVERGING_COUNT_BRANCH_LIMIT
return if params[:names].present? && Array(params[:names]).length <= DIVERGING_COUNT_BRANCH_LIMIT
render json: { error: "Specify at least one and at most #{DIVERGING_COUNT_BRANCH_LIMIT} branch names" }, status: :unprocessable_entity
end
def ref
if params[:ref]
ref_escaped = strip_tags(sanitize(params[:ref]))
Addressable::URI.unescape(ref_escaped)
else
@project.default_branch || 'master'
end
end
def url_to_autodeploy_setup(project, branch_name)
project_new_blob_path(
project,
branch_name,
file_name: '.gitlab-ci.yml',
commit_message: 'Set up auto deploy',
target_branch: branch_name,
context: 'autodeploy'
)
end
def redirect_for_legacy_index_sort_or_search
# Normalize a legacy URL with redirect
if request.format != :json && !params[:state].presence && [:sort, :search, :page].any? { |key| params[key].presence }
redirect_to project_branches_filtered_path(@project, state: 'all'), notice: _('Update your bookmarked URLs as filtered/sorted branches URL has been changed.')
end
end
def fetch_branches_by_mode
if @mode == 'overview'
# overview mode
@active_branches, @stale_branches = BranchesFinder.new(@repository, sort: sort_value_recently_updated).execute.partition(&:active?)
# Here we get one more branch to indicate if there are more data we're not showing
@active_branches = @active_branches.first(@overview_max_branches + 1)
@stale_branches = @stale_branches.first(@overview_max_branches + 1)
@branches = @active_branches + @stale_branches
else
# active/stale/all view mode
@branches = BranchesFinder.new(@repository, params.merge(sort: @sort)).execute
@branches = @branches.select { |b| b.state.to_s == @mode } if %w[active stale].include?(@mode)
@branches = Kaminari.paginate_array(@branches).page(params[:page])
end
end
def confidential_issue_project
return unless helpers.create_confidential_merge_request_enabled?
return if params[:confidential_issue_project_id].blank?
confidential_issue_project = Project.find(params[:confidential_issue_project_id])
return unless can?(current_user, :update_issue, confidential_issue_project)
confidential_issue_project
end
end
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