Module: DataTable::Mongoid::ClassMethods

Defined in:
lib/data_table/mongoid.rb

Instance Method Summary collapse

Instance Method Details

#_find_objects(params, fields, search_fields) ⇒ Object 



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# File 'lib/data_table/mongoid.rb', line 4

def _find_objects params, fields, search_fields
  self.where(_where_conditions params[:ssearch], search_fields).
       order_by(_order_by_fields params, fields).
       page(_page params).
       per(_per_page params)
end

#_matching_count(params, search_fields) ⇒ Object 



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# File 'lib/data_table/mongoid.rb', line 11

def _matching_count params, search_fields
  self.where(_where_conditions params[:ssearch], search_fields).count
end

#_order_by_fields(params, fields) ⇒ Object 



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# File 'lib/data_table/mongoid.rb', line 37

def _order_by_fields params, fields
  [fields[params[:isortcol_0].to_i], params[:ssortdir_0] || "asc"]
end

#_sanitize(string) ⇒ Object 



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# File 'lib/data_table/mongoid.rb', line 41

def _sanitize string
  string.to_s.strip.gsub(/([\^\\\/\.\+\*\?\|\[\]\(\)\{\}\$])/) { "\\#{$1}" }
end

#_where_conditions(raw_query, search_fields) ⇒ Object 



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# File 'lib/data_table/mongoid.rb', line 15

def _where_conditions raw_query, search_fields
  query = _sanitize raw_query
  return if (query = _sanitize raw_query).blank?

  if search_fields.size == 1
    terms = query.split(/\s+/)

    if terms.size == 1
      {search_fields.first => /#{terms.first}/i}
    else
      {search_fields.first => {"$all" => terms.map {|term| /#{term}/i }}}
    end
  else
    terms = query.split(/\s+/)
    terms_and_fields = terms.map do |term|
      {"$or" => search_fields.map {|field| {field => /#{term}/i} }}
    end

    {"$and" => terms_and_fields}
  end
end