Class: Ldap::Conditions2Filter

Inherits:
Object
  • Object
show all
Defined in:
lib/ldap/conditions_2_filter.rb

Constant Summary collapse

@@logger = 
::Slf4r::LoggerFacade.new(::Ldap::Conditions2Filter)

Class Method Summary collapse

Class Method Details

.convert(conditions) ⇒ Object

Returns Array of Hashes with a name/values pair for each attribute.

Parameters:

  • Array —

    of conditions for the search

Returns:

  • Array of Hashes with a name/values pair for each attribute



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# File 'lib/ldap/conditions_2_filter.rb', line 10

def self.convert(conditions)
  @@logger.debug { "conditions #{conditions.inspect}" }
  filters = []
  conditions.each do |cond|
    c = cond[2]
    case cond[0]
    when :or_operator
      f = nil
      cond[1].each do |cc|
        ff = case cc[0]
             when :eql
               Net::LDAP::Filter.eq( cc[1].to_s, cc[2].to_s )
             when :gte
               Net::LDAP::Filter.ge( cc[1].to_s, cc[2].to_s )
             when :lte
               Net::LDAP::Filter.le( cc[1].to_s, cc[2].to_s )
             when :like
               Net::LDAP::Filter.eq( cc[1].to_s, cc[2].to_s.gsub(/%/, "*").gsub(/_/, "*").gsub(/\*\*/, "*") )
             else
               logger.error(cc[0].to_s + " needs coding")
             end
        if f
          f = f | ff
        else
          f = ff
        end
      end
    when :eql
      if c.nil?
        f = ~ Net::LDAP::Filter.pres( cond[1].to_s )
      elsif c.respond_to? :each
        f = nil
        c.each do |cc|
          if f
            f = f | Net::LDAP::Filter.eq( cond[1].to_s, cc.to_s )
          else
            f = Net::LDAP::Filter.eq( cond[1].to_s, cc.to_s )
          end
        end
        #elsif c.class == Range
        #  p c
        #  f = Net::LDAP::Filter.ge( cond[1].to_s, c.begin.to_s ) & Net::LDAP::Filter.le( cond[1].to_s, c.end.to_s )
      else
        f = Net::LDAP::Filter.eq( cond[1].to_s, c.to_s )
      end
    when :gte
      f = Net::LDAP::Filter.ge( cond[1].to_s, c.to_s )
    when :lte
      f = Net::LDAP::Filter.le( cond[1].to_s, c.to_s )
    when :not
        if c.nil?
          f = Net::LDAP::Filter.pres( cond[1].to_s )
        elsif c.respond_to? :each
          f = nil
          c.each do |cc|
          if f
            f = f | Net::LDAP::Filter.eq( cond[1].to_s, cc.to_s )
          else
            f = Net::LDAP::Filter.eq( cond[1].to_s, cc.to_s )
          end
        end
          f = ~ f
        else
          f = ~ Net::LDAP::Filter.eq( cond[1].to_s, c.to_s )
        end
    when :like
      f = Net::LDAP::Filter.eq( cond[1].to_s, c.to_s.gsub(/%/, "*").gsub(/_/, "*").gsub(/\*\*/, "*") )
    else
      logger.error(cond[0].to_s + " needs coding")
    end
    filters << f if f
  end

  filter = nil
  filters.each do |f|
    if filter.nil?
      filter = f
    else
      filter = filter & f
    end
  end
  @@logger.debug { "search filter: (#{filter.to_s})" }
  filter
end