OpenProject is the leading open source project management software.
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openproject/app/helpers/frontend_asset_helper.rb

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#-- encoding: UTF-8
#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2018 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++
module FrontendAssetHelper
CLI_DEFAULT_PROXY = 'http://localhost:4200'.freeze
def self.assets_proxied?
!Rails.env.production? && cli_proxy?
end
def self.cli_proxy
ENV.fetch('OPENPROJECT_CLI_PROXY', CLI_DEFAULT_PROXY)
end
def self.cli_proxy?
cli_proxy.present?
end
##
# Include angular CLI frontend assets by either referencing a prod build,
# or referencing the running CLI proxy that hosts the assets in memory.
def include_frontend_assets
capture do
%w(vendor.js polyfills.js runtime.js main.js).each do |file|
concat javascript_include_tag variable_asset_path(file)
end
if FrontendAssetHelper.assets_proxied?
concat javascript_include_tag variable_asset_path("styles.js")
else
concat stylesheet_link_tag variable_asset_path("styles.css")
end
end
end
private
def angular_cli_asset(path)
URI.join(FrontendAssetHelper.cli_proxy, "assets/frontend/#{path}")
end
def frontend_asset_path(unhashed, options = {})
file_name = ::OpenProject::Assets.lookup_asset unhashed
asset_path "assets/frontend/#{file_name}", options.merge(skip_pipeline: true)
end
def variable_asset_path(path)
if FrontendAssetHelper.assets_proxied?
angular_cli_asset(path)
else
frontend_asset_path(path)
end
end
end