DuckCorp » LdapShadows

def self.items_search_from_strings(str_list)

ldap_search_objects = "(objectClass=*)"

ldap_search_aspects = ""

ldap_search_fields = []

str_list.each do |str|

unless str =~ /^([a-zA-Z]*(?::[a-zA-Z]+)?)(=|~=)(.*)$/

raise SyntaxError, _("search parameter '%s' is invalid") % str

end

key = $1

op = $2

val = $3

if key.index(":")

type, field = key.split(":")

else

type = nil

field = key

end

case type

when nil

ldap_search_fields << ldap_search_string_field(field, op, val)

when 'rel'

raise PreProcessingError, _("Searching relations is not implemented yet")

when ''

case field

when 'objects'

ldap_search_objects = ldap_search_string_objects(field, op, val)

when 'aspects'

ldap_search_aspects = ldap_search_string_aspects(field, op, val)

else

raise PreProcessingError, _("Unknown core field '%s'") % field

end

else

raise PreProcessingError, _("Unknown type '%s' for field '%s'") % [type, field]

end

end

ldap_search_string = "(&" + ldap_search_objects + ldap_search_aspects + ldap_search_fields.join + ")"

search(:scope => :sub, :filter => ldap_search_string, :attributes => "objectClass")

end

def self.ldap_search_string_field(field, op, val)

esc_val = self.connection.escape_filter_value(val)

case op

when "="

"(#{field}=#{esc_val})"

when "~="

raise PreProcessingError, _("Searching with regex is not implemented yet")

else

raise SyntaxError, _("Unknown operator '%s'") % op

end

end

def self.ldap_search_string_objects(field, op, val_list)

ldap_search_parts = val_list.split(",").collect do |val|

obj_hdl = val.downcase.singularize

obj_klass = $ldapctl.find_klass(obj_hdl)

raise PreProcessingError, _("No such object '%s'") % val if obj_klass.nil?

ldap_classes = obj_klass.required_classes

case op

when "="

"(&" + ldap_classes.collect{|cl| "(objectClass=#{cl})" }.join + ")"

when "~="

raise PreProcessingError, _("Searching with regex is not possible with objects")

else

raise SyntaxError, _("Unknown operator '%s'") % op

end

end

"(|" + ldap_search_parts.join + ")"

end

def self.ldap_search_string_aspects(field, op, val_list)

ldap_search_parts = val_list.split(",").collect do |val|

aspect_data = self.mapper.get_aspect(val)

raise PreProcessingError, _("No such aspect '%s'") % val if aspect_data.nil?

ldap_classes = aspect_data[:mapping][:classes]

case op

when "="

"(&" + ldap_classes.collect{|cl| "(objectClass=#{cl})" }.join + ")"

when "~="

raise PreProcessingError, _("Searching with regex is not possible with aspects")

else

raise SyntaxError, _("Unknown operator '%s'") % op

end

end

"(&" + ldap_search_parts.join + ")"

end