fluke/devops-service/app/api2/helpers/parser.rb
2015-11-13 18:45:43 +03:00

82 lines
2.5 KiB
Ruby

require "json"
require "exceptions/parser_error"
require "exceptions/validation_error"
module Devops
module API2_0
module ParserHelpers
def create_object_from_json_body type=Hash, empty_body=false
json = request.body.read.strip
return nil if json.empty? and empty_body
@body_json = begin
::JSON.parse(json)
rescue ::JSON::ParserError => e
DevopsLogger.logger.error e.message
raise Devops::ParserError.new("Invalid JSON: #{e.message}")
end
raise Devops::ParserError.new("Invalid JSON, it should be an #{type == Array ? "array" : "object"}") unless @body_json.is_a?(type)
@body_json
end
def check_provider provider
list = ::Provider::ProviderFactory.providers
raise Devops::ValidationError.new("Invalid provider '#{provider}', available providers: '#{list.join("', '")}'") unless list.include?(provider)
end
def check_string val, msg, _nil=false, empty=false
check_param val, String, msg, _nil, empty
end
def check_boolean val, msg
begin
check_param val, TrueClass, msg, false, true
rescue
check_param val, FalseClass, msg, false, true
end
end
def check_array val, msg, vals_type=String, _nil=false, empty=false
check_param val, Array, msg, _nil, empty
val.each {|v| raise Devops::ValidationError.new(msg) unless v.is_a?(vals_type)} unless val.nil?
val
end
def check_filename file_name, not_string_msg, json_resp=true
check_string file_name, not_string_msg
r = Regexp.new("^[\\w _\\-.]{1,255}$", Regexp::IGNORECASE)
if r.match(file_name).nil?
msg = "Invalid file name '#{file_name}'. Expected name with 'a'-'z', '0'-'9', ' ', '_', '-', '.' symbols with length greate then 0 and less then 256 "
raise Devops::ValidationError.new(msg, json_resp)
=begin
if json_resp
halt_response(msg)
else
halt(400, msg)
end
=end
end
file_name
end
def check_param val, type, msg, _nil=false, empty=false
if val.nil?
if _nil
return val
else
raise Devops::ValidationError.new(msg)
end
end
if val.is_a?(type)
raise Devops::ValidationError.new(msg) if !empty && val.empty?
val
else
raise Devops::ValidationError.new(msg)
end
end
end
end
end