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#
# Author:: Thom May (<thom@chef.io>)
# Copyright:: Copyright 2013-2016, Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require "chef/chef_fs/file_system_cache"
class Chef
module ChefFS
module FileSystem
module Repository
class BaseFile
attr_reader :name
attr_reader :parent
attr_reader :path
attr_reader :file_path
attr_reader :data_handler
alias_method :display_path, :path
alias_method :display_name, :name
def initialize(name, parent)
@parent = parent
if %w{ .rb .json }.include? File.extname(name)
name = File.basename(name, ".*")
end
file_path = "#{parent.file_path}/#{name}"
Chef::Log.debug "BaseFile: Detecting file extension for #{name}"
ext = File.exist?(file_path + ".rb") ? ".rb" : ".json"
name += ext
file_path += ext
Chef::Log.debug "BaseFile: got a file path of #{file_path} for #{name}"
@name = name
@path = Chef::ChefFS::PathUtils.join(parent.path, name)
@file_path = file_path
end
def dir?
false
end
# Used to compare names on disk to the API, for diffing.
def bare_name
File.basename(name, ".*")
end
def is_json_file?
File.extname(file_path) == ".json"
end
def is_ruby_file?
File.extname(file_path) == ".rb"
end
def name_valid?
!name.start_with?(".") && (is_json_file? || is_ruby_file?)
end
def fs_entry_valid?
name_valid? && exists?
end
def create(file_contents)
if exists?
raise Chef::ChefFS::FileSystem::AlreadyExistsError.new(:create_child, self)
else
write(file_contents)
end
end
def can_have_child?(name, is_dir)
false
end
attr_writer :write_pretty_json
def write_pretty_json
@write_pretty_json.nil? ? root.write_pretty_json : @write_pretty_json
end
def path_for_printing
file_path
end
def delete(_)
FileSystemCache.instance.delete!(file_path)
File.delete(file_path)
rescue Errno::ENOENT
raise Chef::ChefFS::FileSystem::NotFoundError.new(self, $!)
end
def exists?
File.file?(file_path)
end
def minimize(content, entry)
object = Chef::JSONCompat.parse(content)
object = data_handler.normalize(object, entry)
object = data_handler.minimize(object, entry)
Chef::JSONCompat.to_json_pretty(object)
end
def read
if is_ruby_file?
data_handler.from_ruby(file_path).to_json
else
File.open(file_path, "rb") { |f| f.read }
end
rescue Errno::ENOENT
raise Chef::ChefFS::FileSystem::NotFoundError.new(self, $!)
end
def write(content)
if is_ruby_file?
raise Chef::ChefFS::FileSystem::RubyFileError.new(:write, self)
end
if content && write_pretty_json && is_json_file?
content = minimize(content, self)
end
File.open(file_path, "wb") do |file|
file.write(content)
end
end
def root
parent.root
end
def compare_to(other)
nil
end
end
end
end
end
end
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