Module: ActiveScaffold::Actions::Export

Defined in:
lib/active_scaffold/actions/export.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



3
4
5
6
 
# File 'lib/active_scaffold/actions/export.rb', line 3

def self.included(base)
  base.before_action :export_authorized?, :only => [:export]
  base.before_action :show_export_authorized?, :only => [:show_export]
end

Instance Method Details

#export ⇒ Object

if invoked directly, will use default configuration



22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
 
# File 'lib/active_scaffold/actions/export.rb', line 22

def export
  export_config = active_scaffold_config.export
  if params[:export_columns].nil?
    export_columns = {}
    export_config.columns.each { |col| export_columns[col.to_sym] = 1 }
    options = {
      :export_columns => export_columns,
      :full_download => export_config.default_full_download.to_s,
      :delimiter => export_config.default_delimiter,
      :skip_header => export_config.default_skip_header.to_s
    }
    params.merge!(options)
  end

  set_includes_for_columns(:export)
  @export_config = export_config
  # Make sure active_scaffold's find_page is dealing with the same list of
  # columns. Prevents an invalid SQL query when exporting after filtering
  # with field_search against a relation column, and that relation column is
  # not included in the set of export columns.
  @list_columns = @export_columns

  # this is required if you want this to work with IE
  if request.env['HTTP_USER_AGENT'] =~ /msie/i
    response.headers['Pragma'] = "public"
    response.headers['Cache-Control'] = "no-cache, must-revalidate, post-check=0, pre-check=0"
    response.headers['Expires'] = "0"
  end
  response.headers['Content-Disposition'] = "attachment; filename=#{export_file_name}"

  unless defined? Mime::XLSX
    Mime::Type.register "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", :xlsx
  end

  respond_to_action(:export)
end

#show_export ⇒ Object

display the customization form or skip directly to export



9
10
11
12
13
14
15
16
17
18
19
 
# File 'lib/active_scaffold/actions/export.rb', line 9

def show_export
  @export_config = active_scaffold_config.export
  respond_to do |wants|
    wants.html do
      render(:partial => 'show_export', :layout => true)
    end
    wants.js do
      render(:partial => 'show_export', :layout => false)
    end
  end
end