Module: Zena::Use::Grid::ControllerMethods

Includes:
Common
Included in:
NodesController
Defined in:
lib/zena/use/grid.rb

Overview

Common

Instance Method Summary collapse

Methods included from Common

#get_table_from_json

Instance Method Details

#cell_edit ⇒ Object

Get cell text



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# File 'lib/zena/use/grid.rb', line 27

def cell_edit
  # get table
  table = get_table_from_json(@node.prop[params[:attr]])
  # get row/cell
  table_data = table[1]

  if row = table_data[params[:row].to_i]
    if cell = row[params[:cell].to_i]
      render :text => cell
    else
      ' '
    end
  else
    ' '
  end
end

#cell_update ⇒ Object

Ajax table editor



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# File 'lib/zena/use/grid.rb', line 45

def cell_update
  # FIXME: SECURITY: how to make sure we only access authorized keys for tables ?
  # get table
  table = get_table_from_json(@node.prop[params[:attr]])

  # get row/cell
  table_data = table[1]

  if row = table_data[params[:row].to_i]
    if cell = row[params[:cell].to_i]
      if cell != params[:value]
        row[params[:cell].to_i] = params[:value]
        @node.update_attributes(params[:attr] => table.to_json)
      end
    else
      @node.errors.add(params[:attr], 'Cell outside of table range.')
    end
  else
    @node.errors.add(params[:attr], 'Row outside of table range.')
  end

  respond_to do |format|
    format.html { render :inline => @node.errors.empty? ? "<%= zazen(params[:value], :no_p => true) %>" : error_messages_for(:node, :object => @node) }
  end
rescue JSON::ParserError
  render :inline => _('could not save value (bad attribute)')
end

#table_update ⇒ Object

Ajax table add row/column



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# File 'lib/zena/use/grid.rb', line 74

def table_update
  # get table
  @table = get_table_from_json(@node.prop[params[:attr]])
  # get row/cell
  table_data = @table[1]

  if params[:add] == 'row'
    table_data << table_data[0].map { ' ' }
  elsif params[:add] == 'column'
    table_data.each do |row|
      row << ' '
    end
  elsif params[:remove] == 'row' && table_data.size > 2
    table_data.pop
  elsif params[:remove] == 'column' && table_data[0].size > 1
    table_data.each do |row|
      row.pop
    end
  else
    # reorder ...
  end

  @node.update_attributes(params[:attr] => @table.to_json)
rescue JSON::ParserError
  render :inline => _('could not save value (bad attribute)')
end