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Patch #6035 » subtasking.patch

Federico Ramallo, 2010-08-05 04:51

View differences:

db/migrate/20100313132032_add_issues_nested_sets_columns.rb
1 1
class AddIssuesNestedSetsColumns < ActiveRecord::Migration
2 2
  def self.up
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    add_column :issues, :parent_id, :integer, :default => nil
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    add_column :issues, :root_id, :integer, :default => nil
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    add_column :issues, :lft, :integer, :default => nil
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    add_column :issues, :rgt, :integer, :default => nil
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    Issue.update_all("parent_id = NULL, root_id = id, lft = 1, rgt = 2")
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    # when the database already used redmine_subtasks plugin
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    if ['parent_id','lft','rgt'].all? {|c| Issue.column_names.include?(c) }
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      add_column :issues, :root_id, :integer, :default => nil
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      Issue.reset_column_information
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      Issue.update_all("parent_id = NULL, root_id = id, lft = 1, rgt = 2", "parent_id IS NULL")
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      Issue.find(:all,:conditions=>"parent_id IS NOT NULL").each do |issue|
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         issue.update_attribute(:parent_issue_id, issue.parent_id)
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      end
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    else
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      add_column :issues, :parent_id, :integer, :default => nil
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      add_column :issues, :root_id, :integer, :default => nil
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      add_column :issues, :lft, :integer, :default => nil
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      add_column :issues, :rgt, :integer, :default => nil
17

  
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      Issue.update_all("parent_id = NULL, root_id = id, lft = 1, rgt = 2")
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    end
9 20
  end
10 21

  
11 22
  def self.down
(1-1/3)