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# frozen_string_literal: true
class Projects::ReleasesController < Projects::ApplicationController
# Authorize
before_action :require_non_empty_project, except: [:index]
before_action :release, only: %i[edit show update downloads]
before_action :authorize_read_release!
before_action :authorize_update_release!, only: %i[edit update]
before_action :authorize_create_release!, only: :new
before_action :validate_suffix_path, :fetch_latest_tag, only: :latest_permalink
before_action only: :index do
push_frontend_feature_flag(:releases_index_apollo_client, project, default_enabled: :yaml)
end
feature_category :release_orchestration
def index
respond_to do |format|
format.html do
require_non_empty_project
end
format.json { render json: releases }
end
end
def downloads
redirect_to link.url
end
def latest_permalink
unless @latest_tag.present?
return render_404
end
query_parameters_except_order_by = request.query_parameters.except(:order_by)
redirect_url = project_release_url(@project, @latest_tag)
redirect_url += "/#{params[:suffix_path]}" if params[:suffix_path]
redirect_url += "?#{query_parameters_except_order_by.compact.to_param}" if query_parameters_except_order_by.present?
redirect_to redirect_url
end
private
def releases(params = {})
ReleasesFinder.new(@project, current_user, params).execute
end
def authorize_update_release!
access_denied! unless can?(current_user, :update_release, release)
end
def release
@release ||= project.releases.find_by_tag!(sanitized_tag_name)
end
def link
release.links.find_by_filepath!(sanitized_filepath)
end
def sanitized_filepath
"/#{CGI.unescape(params[:filepath])}"
end
def sanitized_tag_name
CGI.unescape(params[:tag])
end
# Default order_by is 'released_at', which is set in ReleasesFinder.
# Also if the passed order_by is invalid, we reject and default to 'released_at'.
def fetch_latest_tag
allowed_values = ['released_at']
params.reject! { |key, value| key.to_sym == :order_by && !allowed_values.any?(value) }
@latest_tag = releases(order_by: params[:order_by]).first&.tag
end
def validate_suffix_path
Gitlab::Utils.check_path_traversal!(params[:suffix_path]) if params[:suffix_path]
end
end
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