Module: DataTablesController

Defined in:
lib/data_tables.rb

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(cls) ⇒ Object 



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# File 'lib/data_tables.rb', line 4

def self.included(cls)
  cls.extend(ClassMethods)
end

Instance Method Details

#datatable_source(name) ⇒ Object 



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# File 'lib/data_tables.rb', line 389

def datatable_source(name)
  {:action => name, :attrs => method("datatable_#{name}_columns".to_sym).call}
end

#datatables_instance_get_value(instance, column) ⇒ Object

gets the value for a column and row



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# File 'lib/data_tables.rb', line 371

def datatables_instance_get_value(instance, column)
  if column[:special]
    special = column[:special]

    if special[:method]
      return method(special[:method].to_sym).call(instance)
    elsif special[:eval]
      proc = lambda { obj = instance; binding }
      return Kernel.eval(special[:eval], proc.call)
    end
  elsif column[:attribute]
    val = instance.send(column[:attribute].to_sym)
    return I18n.t(val.to_s.to_sym, :default => val.to_s) if not val.blank?
    return ''
  end
  return "value not found"
end

#elasticsearch_sanitation(search_string, except) ⇒ Object 



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# File 'lib/data_tables.rb', line 358

def elasticsearch_sanitation(search_string, except)
  logger.debug "*** elasticsearch_sanitation.before = `#{search_string}'"
  search_string = '*' if search_string.blank?
  search_string.strip!
  numerical_search = (search_string.split.count > 1) ? "" : "OR *#{search_string.gsub(":","\\:")}*"
  search_string = "(\"*#{search_string}*\" #{numerical_search}) " unless search_string =~ /(\*|\")/
  exceptions = except.map { |f|  "NOT #{f[0]}:\"#{f[1]}\""}.join(" AND ") if except
  search_string += " AND " + exceptions if exceptions
  logger.debug "*** elasticsearch_sanitation.after = `#{search_string}'"
  search_string
end