Class: Gitter::ColumnFilter

Inherits:
AbstractFilter show all
Defined in:
lib/gitter/filters/column_filter.rb

Instance Attribute Summary collapse

Attributes inherited from AbstractFilter

#formatter, #grid, #input_options, #input_tag, #label, #name, #order

Instance Method Summary collapse

Methods inherited from AbstractFilter

#format, #include_blank?, #input?, #param_scoped?, #select_tag, #selected?, #selected_value, #text_field_tag

Constructor Details

#initialize(grid, name, opts = {}) ⇒ ColumnFilter

Returns a new instance of ColumnFilter.



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# File 'lib/gitter/filters/column_filter.rb', line 7

def initialize grid, name, opts = {}
  @columns = [opts[:column]||opts[:columns]||name].flatten
  @values = opts[:values]
  super
end

Instance Attribute Details

#columns ⇒ Object (readonly)

Returns the value of attribute columns.



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# File 'lib/gitter/filters/column_filter.rb', line 5

def columns
  @columns
end

#values ⇒ Object (readonly)

Returns the value of attribute values.



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# File 'lib/gitter/filters/column_filter.rb', line 5

def values
  @values
end

Instance Method Details

#apply(driver, value = nil) ⇒ Object 



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# File 'lib/gitter/filters/column_filter.rb', line 13

def apply driver, value = nil
  return driver if value.blank?

  attr_values = columns.inject({}){|memo,column| memo[column] = value; memo}
  driver.where attr_values, @opts
end

#counts(driver = grid.filtered_driver) ⇒ Object 



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# File 'lib/gitter/filters/column_filter.rb', line 20

def counts driver = grid.filtered_driver
  if columns.size == 1
	#sort_hash ordered(driver).group(columns.first).count
	sort_hash driver.unordered.group(columns.first).count
  else
    super
  end
end

#distinct_values(driver = grid.filtered_driver) ⇒ Object 



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# File 'lib/gitter/filters/column_filter.rb', line 29

def distinct_values driver = grid.filtered_driver
  if columns.size == 1
    values || driver.unordered.distinct_values(columns.first).sort
  else
    super
  end
end