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#--
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# LdapShadows, a Medium-level LDAP Access Library and Tool.
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# Copyright (c) 2009-2010 Marc Dequènes (Duck) <Duck@DuckCorp.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#++
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$KCODE = 'UTF8'
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require 'jcode'
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require 'active_ldap'
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require 'active_ldap/user_password'
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require 'ldap_shadows/activeldap_fixes'
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require 'facets/metaid'
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require 'ldap_shadows/elements'
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module LdapShadows
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module Shadows
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end
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class Shadow
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attr_reader :name
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def initialize(name, config)
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@name = name
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@config = config
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# cannot use anonymous modules/classes, as active_ldap needs named classes for relations
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module_name = "Shadow" + name.camelize
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@container = LdapShadows::Shadows.module_eval(<<-EOS)
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module #{module_name}; self; end
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EOS
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@container_elements = {}
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end
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def set_config(shadow_def_raw)
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shadow_default_config = @config.load_default_config('shadow')
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shadow_def = @config.parse(@name, 'shadow', shadow_def_raw)
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@shadow_config = shadow_default_config.recursive_merge(shadow_def)
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end
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def get_config
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@shadow_config
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end
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def add_aspect(aspect_name, aspect_def_raw)
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add_container_element('aspect', aspect_name, aspect_def_raw)
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end
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def get_aspect(aspect_name)
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@container_elements['aspect'][aspect_name.to_s]
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end
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def add_object(object_name, object_def_raw)
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add_container_element('object', object_name, object_def_raw)
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end
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def get_object(object_name)
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@container_elements['object'][object_name.to_s]
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end
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def cast
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if @cast
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raise PreProcessingError, _("SHadow '%s' already initialized") % @name
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end
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@container_elements.each_value do |e_models|
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e_models.each_value do |e_klass|
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e_klass.cast
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end
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end
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@container_elements.each_value do |e_models|
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e_models.each_value do |e_klass|
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e_klass.cast_relations
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end
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end
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@cast = true
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end
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def objects
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@container_elements['object'].keys.sort
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end
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def aspects
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@container_elements['aspect'].keys.sort
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end
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def tree(search_base, raw = false, all_objects = false)
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item_list = {}
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if all_objects
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ActiveLdap::Base.find(:all, :base => search_base, :scope => :sub, :attributes => ['']).each do |item|
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item_list[item.dn]= item
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end
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else
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self.get_config[:presentation][:tree_objects].each do |obj_hdl|
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obj_klass = get_object(obj_hdl.downcase)
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unless obj_klass
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raise PreProcessingError, _("Tree object '%s' not defined") % obj_hdl
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end
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obj_klass.find(:all, :base => search_base, :scope => :sub).each do |item|
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item_list[item.dn] = item
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end
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end
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end
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raw_tree = {}
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tree = {}
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base_dn = ActiveLdap::Base.base
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dn_list = item_list.keys
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dn_list.each do |dn|
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p_raw_tree = raw_tree
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p_tree = tree
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p_dn = nil
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p_item = nil
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current_dn_parts = [base_dn.to_s]
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(dn - base_dn).to_s.split(',').reverse.each do |p_dn|
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unless raw
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current_dn_parts.unshift p_dn
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current_dn = ActiveLdap::DistinguishedName.parse(current_dn_parts.join(","))
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current_item = item_list[current_dn]
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if current_item.nil?
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current_item = ActiveLdap::Base.find(:first, :base => current_dn, :scope => :base, :attributes => [''])
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item_list[current_dn] = current_item
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end
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p_item = LdapShadows::Manipulation.raw_item_info(self, item_list[current_dn])[:name]
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end
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unless p_raw_tree.has_key?(p_dn)
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p_raw_tree[p_dn] = {}
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p_tree[p_item] = {} unless raw
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end
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p_raw_tree = p_raw_tree[p_dn]
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p_tree = p_tree[p_item] unless raw
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end
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p_raw_tree = nil
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p_tree = nil
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end
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if raw
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res = {base_dn.to_s => raw_tree}
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else
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base_obj = ActiveLdap::Base.find(:first, :base => base_dn, :scope => :base, :attributes => [''])
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res = {LdapShadows::Manipulation.raw_item_info(self, base_obj)[:name] => tree}
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end
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res
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end
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protected
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def add_container_element(e_type, e_name, e_def_raw)
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superklass_location = LdapShadows::Elements
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superklass_name = 'Ldap' + e_type.camelize
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unless superklass_location.const_defined?(superklass_name)
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raise PreProcessingError, _("Element model '%s' does not exist") % e_type
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end
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klass_name = superklass_name + e_name.to_s.camelize
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if @container.const_defined?(klass_name)
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raise PreProcessingError, _("Element '%s' for model '%s' as already been defined") % [e_name, e_type]
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end
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e_default_parameters = @config.load_default_config(e_type)
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e_def = @config.parse(e_name, e_type, e_def_raw, true, {:default_parameters => e_default_parameters})
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e_config = e_default_parameters.recursive_merge(e_def)
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klass = @container.module_eval(<<-EOS)
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class #{klass_name} < #{superklass_location}::#{superklass_name}; self; end
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EOS
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klass.instance_variable_set(:@handle, e_name)
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klass.instance_variable_set(:@shadow, self)
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klass.instance_variable_set(:@config, @config)
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klass.instance_variable_set(:@default_parameters, e_default_parameters)
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klass.instance_variable_set(:@parameters, e_config)
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klass.meta_eval do
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attr_reader :handle, :shadow, :config, :default_parameters, :parameters
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end
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begin
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klass_content = @config.load_hook_content(@name, e_type, e_name)
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klass.class_eval(klass_content) unless klass_content.nil?
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rescue
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raise PreProcessingError, _("Could not load '%s' plugin for '%s': %s") % [e_type, e_name, $!]
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end
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@container_elements[e_type] ||= {}
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@container_elements[e_type][e_name] = klass
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klass
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rescue
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raise PreProcessingError, _("Could not create element '%s' for model '%s': %s") % [e_name, e_type, $!]
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end
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end
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end
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