--- /dev/null
+module Puppet::Parser::Functions
+ newfunction(:loadjson, :type => :rvalue, :arity => -2, :doc => <<-'ENDHEREDOC') do |args|
+Load a JSON file containing an array, string, or hash, and return the data
+in the corresponding native data type.
+The second parameter is the default value. It will be returned if the file
+was not found or could not be parsed.
+
+For example:
+
+ $myhash = loadjson('/etc/puppet/data/myhash.json')
+ $myhash = loadjson('no-file.json', {'default' => 'value'})
+ ENDHEREDOC
+
+ raise ArgumentError, 'Wrong number of arguments. 1 or 2 arguments should be provided.' unless args.length >= 1
+
+ if File.exists?(args[0])
+ begin
+ content = File.read(args[0])
+ PSON::load(content) || args[1]
+ rescue Exception => e
+ if args[1]
+ args[1]
+ else
+ raise e
+ end
+ end
+ else
+ warning("Can't load '#{args[0]}' File does not exist!")
+ args[1]
+ end
+
+ end
+
+end