Class: NetzkeAutoColumn

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
lib/app/models/netzke_auto_column.rb

Class Method Summary collapse

Class Method Details

.all_columns ⇒ Object

Returns an array of column configuration hashes (without the “id” attribute)



8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/app/models/netzke_auto_column.rb', line 8

def self.all_columns
  self.all.map do |c|
    column_hash = c.attributes.reject{ |k,v| k == 'id' }
    column_hash.each_pair do |k,v|
      # try to detect JSON format
      begin
        normalized_value = v.is_a?(String) ? ActiveSupport::JSON.decode(v) : v
      rescue ActiveSupport::JSON::ParseError
        normalized_value = v
      end
      column_hash[k] = normalized_value
    end
    column_hash
  end
end

.rebuild_table ⇒ Object

Build the table with columns for this widget



25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
 
# File 'lib/app/models/netzke_auto_column.rb', line 25

def self.rebuild_table
  connection.drop_table('netzke_auto_columns') if table_exists?

  normalized_config_columns = []
  
  @@widget.class.config_columns.each do |mc|
    column_hash = mc.is_a?(Symbol) ? {:name => mc} : mc
    column_hash[:type] ||= :string
    normalized_config_columns << column_hash
  end
  
  # create the table with the fields
  self.connection.create_table('netzke_auto_columns') do |t|
    normalized_config_columns.each do |mc|
      t.column mc[:name], mc[:type], :default => mc[:default]
    end
    t.column :position, :integer
  end

  # populate the table with data
  NetzkeAutoColumn.create @@widget.normalized_columns.map(&:deebeefy_values)
  
end

.widget=(widget) ⇒ Object 



49
50
51
52
53
54
55
 
# File 'lib/app/models/netzke_auto_column.rb', line 49

def self.widget=(widget)
  @@widget = widget
  if Netzke::Base.session["netzke_auto_column_last_widget"] != @@widget.id_name
    rebuild_table
    Netzke::Base.session["netzke_auto_column_last_widget"] = @@widget.id_name
  end
end