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class ConfigTemplate < ActiveRecord::Base
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include Authorization
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attr_accessible :name, :template, :template_kind_id, :snippet, :template_combinations_attributes, :operatingsystem_ids
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validates_presence_of :name, :template
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validates_presence_of :template_kind_id, :unless => Proc.new {|t| t.snippet }
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validates_uniqueness_of :name
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has_many :hostgroups, :through => :template_combinations
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has_many :environments, :through => :template_combinations
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has_many :template_combinations, :dependent => :destroy
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belongs_to :template_kind
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accepts_nested_attributes_for :template_combinations, :allow_destroy => true, :reject_if => lambda {|tc| tc[:environment_id].blank? and tc[:hostgroup_id].blank? }
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has_and_belongs_to_many :operatingsystems
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has_many :os_default_templates
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before_save :check_for_snippet_assoications, :remove_trailing_chars
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default_scope :order => 'LOWER(config_templates.name)'
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scoped_search :on => :name, :complete_value => true, :default_order => true
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scoped_search :on => :snippet, :complete_value => true, :complete_value => {:true => true, :false => false}
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scoped_search :on => :template
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scoped_search :in => :operatingsystems, :on => :name, :rename => :operatingsystem, :complete_value => true
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scoped_search :in => :environments, :on => :name, :rename => :environment, :complete_value => true
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scoped_search :in => :hostgroups, :on => :name, :rename => :hostgroup, :complete_value => true
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scoped_search :in => :template_kind, :on => :name, :rename => :kind, :complete_value => true
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class Jail < Safemode::Jail
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allow :name
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end
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def to_param
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name
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end
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def self.find_template opts = {}
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raise "Must provide template kind" unless opts[:kind]
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raise "Must provide an operating systems" unless opts[:operatingsystem_id]
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# first filter valid templates to our OS and requested template kind.
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templates = ConfigTemplate.operatingsystems_id_eq(opts[:operatingsystem_id]).template_kind_name_eq(opts[:kind])
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# once a template has been matched, we no longer look for others.
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if opts[:hostgroup_id] and opts[:environment_id]
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# try to find a full match to our host group and environment
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template = templates.hostgroups_id_eq(opts[:hostgroup_id]).environments_id_eq(opts[:environment_id]).first
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end
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if opts[:hostgroup_id]
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# try to find a match with our hostgroup only
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template ||= templates.hostgroups_id_eq(opts[:hostgroup_id]).first
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end
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if opts[:environment_id]
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# search for a template based only on our environment
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template ||= templates.environments_id_eq(opts[:environment_id]).first
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end
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# fall back to the os default template
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template ||= templates.os_default_templates_operatingsystem_id_eq(opts[:operatingsystem_id]).first
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template.is_a?(ConfigTemplate) ? template : nil
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end
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private
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# check if our template is a snippet, and remove its associations just in case they were selected.
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def check_for_snippet_assoications
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return unless snippet
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self.hostgroups.clear
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self.environments.clear
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self.template_combinations.clear
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self.operatingsystems.clear
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self.template_kind = nil
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end
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def remove_trailing_chars
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self.template.gsub!("\r","") unless template.empty?
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end
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def as_json(options={})
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super({:only => [:name, :template, :snippet]}.merge(options))
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end
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end
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