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# The parameters we stick in Resources.
class Puppet::Parser::Resource::Param
attr_accessor :name, :value, :source, :line, :file
include Puppet::Util
include Puppet::Util::Errors
include Puppet::Util::MethodHelper
def initialize(hash)
set_options(hash)
requiredopts(:name, :value, :source)
@name = symbolize(@name)
end
def inspect
"#<#{self.class} @name => #{self.name}, @value => #{self.value}, @source => #{self.source.type}>"
end
# Store this parameter in a Rails db.
def to_rails(res)
values = value.is_a?(Array) ? value : [value]
unless pn = res.param_names.find_by_name(self.name.to_s)
# We're creating it anew.
pn = res.param_names.build(:name => self.name.to_s)
end
if l = self.line
pn.line = Integer(l)
end
exists = {}
pn.param_values.each { |pv| exists[pv.value] = pv }
values.each do |value|
unless pn.param_values.find_by_value(value)
pn.param_values.build(:value => value)
end
# Mark that this is still valid.
if exists.include?(value)
exists.delete(value)
end
end
# And remove any existing values that are not in the current value list.
unless exists.empty?
# We have to save the current state else the deletion somehow deletes
# our new values.
pn.save
exists.each do |value, obj|
pn.param_values.delete(obj)
end
end
return pn
end
def to_s
"%s => %s" % [self.name, self.value]
end
end
# $Id$
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