Module: ActiveScaffold::Helpers::ShowColumnHelpers

Included in:
ViewHelpers
Defined in:
lib/active_scaffold/helpers/show_column_helpers.rb

Overview

Helpers that assist with the rendering of a List Column

Instance Method Summary collapse

Instance Method Details

#active_scaffold_show_text(column, record) ⇒ Object 



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# File 'lib/active_scaffold/helpers/show_column_helpers.rb', line 24

def active_scaffold_show_text(column, record)
  simple_format(clean_column_value(record.send(column.name)))
end

#override_show_column_ui(list_ui) ⇒ Object

the naming convention for overriding show types with helpers



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# File 'lib/active_scaffold/helpers/show_column_helpers.rb', line 45

def override_show_column_ui(list_ui)
  "active_scaffold_show_#{list_ui}"
end

#override_show_column_ui?(list_ui) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_scaffold/helpers/show_column_helpers.rb', line 40

def override_show_column_ui?(list_ui)
  respond_to?(override_show_column_ui(list_ui))
end

#show_column_override(column) ⇒ Object Also known as: show_column_override? 



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# File 'lib/active_scaffold/helpers/show_column_helpers.rb', line 32

def show_column_override(column)
  method_with_class = show_column_override_name(column, true)
  return method_with_class if respond_to?(method_with_class)
  method = show_column_override_name(column)
  method if respond_to?(method)
end

#show_column_override_name(column, class_prefix = false) ⇒ Object 



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# File 'lib/active_scaffold/helpers/show_column_helpers.rb', line 28

def show_column_override_name(column, class_prefix = false)
  "#{clean_class_name(column.active_record_class.name) + '_' if class_prefix}#{clean_column_name(column.name)}_show_column"
end

#show_column_value(record, column) ⇒ Object 



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# File 'lib/active_scaffold/helpers/show_column_helpers.rb', line 5

def show_column_value(record, column)
  # check for an override helper
  if show_column_override? column
    # we only pass the record as the argument. we previously also passed the formatted_value,
    # but mike perham pointed out that prohibited the usage of overrides to improve on the
    # performance of our default formatting. see issue #138.
    send(show_column_override(column), record)
  # second, check if the dev has specified a valid list_ui for this column
  elsif column.list_ui and override_show_column_ui?(column.list_ui)
    send(override_show_column_ui(column.list_ui), column, record)
  else
    if column.column and override_show_column_ui?(column.column[:type])
      send(override_show_column_ui(column.column[:type]), column, record)
    else
      get_column_value(record, column)
    end
  end
end