helpers

# config.yaml : (Load this into an OpenStruct at the initializers, as usual...)
#
# test_legnths:
#   default: 20
#   title: 150
#   description_in_list: 450


module ApplicationHelper

  # {{{ this will cut the labels length from a template name
  def cut_string_length string,len,suffix
    max_count = "{#{len}}"
    string.gsub(/^(.#{max_count}).*$/u) {"#{$1}#{suffix}"}
  end

  # call this function to use it
  def fix(string, max_length = nil)
    len = CONFIG.text_lengths[max_length.to_s] || CONFIG.text_lengths['default'] if max_length
    h( max_length ? cut_string_length( string, len, '...' ) : string )
  end
  # }}}

end