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1 | 1 | # Redmine - project management software |
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2 | 2 | # Copyright (C) 2006-2013 Jean-Philippe Lang |
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3 | 3 | # |
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4 | 4 | # This program is free software; you can redistribute it and/or |
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5 | 5 | # modify it under the terms of the GNU General Public License |
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6 | 6 | # as published by the Free Software Foundation; either version 2 |
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7 | 7 | # of the License, or (at your option) any later version. |
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8 | 8 | # |
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9 | 9 | # This program is distributed in the hope that it will be useful, |
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10 | 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | 12 | # GNU General Public License for more details. |
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13 | 13 | # |
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14 | 14 | # You should have received a copy of the GNU General Public License |
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15 | 15 | # along with this program; if not, write to the Free Software |
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16 | 16 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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17 | 17 | |
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18 | 18 | class Board < ActiveRecord::Base |
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19 | 19 | include Redmine::SafeAttributes |
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20 | 20 | belongs_to :project |
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21 | 21 | has_many :topics, :class_name => 'Message', :conditions => "#{Message.table_name}.parent_id IS NULL", :order => "#{Message.table_name}.created_on DESC" |
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22 | 22 | has_many :messages, :dependent => :destroy, :order => "#{Message.table_name}.created_on DESC" |
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23 | 23 | belongs_to :last_message, :class_name => 'Message', :foreign_key => :last_message_id |
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24 | 24 | acts_as_tree :dependent => :nullify |
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25 | 25 | acts_as_list :scope => '(project_id = #{project_id} AND parent_id #{parent_id ? "= #{parent_id}" : "IS NULL"})' |
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26 | 26 | acts_as_watchable |
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27 | 27 | |
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28 | 28 | validates_presence_of :name, :description |
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29 | 29 | validates_length_of :name, :maximum => 30 |
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30 | 30 | validates_length_of :description, :maximum => 255 |
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31 | 31 | validate :validate_board |
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32 | 32 | |
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33 |
scope :visible, lambda {|*args| |
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33 | scope :visible, lambda {|*args| | |
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34 | 34 | includes(:project).where(Project.allowed_to_condition(args.shift || User.current, :view_messages, *args)) |
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35 | 35 | } |
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36 | 36 | |
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37 | 37 | safe_attributes 'name', 'description', 'parent_id', 'move_to' |
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38 | 38 | |
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39 | 39 | def visible?(user=User.current) |
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40 | 40 | !user.nil? && user.allowed_to?(:view_messages, project) |
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41 | 41 | end |
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42 | 42 | |
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43 | 43 | def reload(*args) |
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44 | 44 | @valid_parents = nil |
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45 | 45 | super |
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46 | 46 | end |
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47 | 47 | |
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48 | 48 | def to_s |
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49 | 49 | name |
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50 | 50 | end |
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51 | 51 | |
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52 | 52 | def valid_parents |
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53 | 53 | @valid_parents ||= project.boards - self_and_descendants |
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54 | 54 | end |
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55 | 55 | |
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56 | 56 | def reset_counters! |
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57 | 57 | self.class.reset_counters!(id) |
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58 | 58 | end |
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59 | 59 | |
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60 | 60 | # Updates topics_count, messages_count and last_message_id attributes for +board_id+ |
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61 | 61 | def self.reset_counters!(board_id) |
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62 | 62 | board_id = board_id.to_i |
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63 | 63 | update_all("topics_count = (SELECT COUNT(*) FROM #{Message.table_name} WHERE board_id=#{board_id} AND parent_id IS NULL)," + |
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64 | 64 | " messages_count = (SELECT COUNT(*) FROM #{Message.table_name} WHERE board_id=#{board_id})," + |
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65 | 65 | " last_message_id = (SELECT MAX(id) FROM #{Message.table_name} WHERE board_id=#{board_id})", |
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66 | 66 | ["id = ?", board_id]) |
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67 | 67 | end |
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68 | 68 | |
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69 | 69 | def self.board_tree(boards, parent_id=nil, level=0) |
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70 | 70 | tree = [] |
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71 | 71 | boards.select {|board| board.parent_id == parent_id}.sort_by(&:position).each do |board| |
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72 | 72 | tree << [board, level] |
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73 | 73 | tree += board_tree(boards, board.id, level+1) |
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74 | 74 | end |
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75 | 75 | if block_given? |
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76 | 76 | tree.each do |board, level| |
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77 | 77 | yield board, level |
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78 | 78 | end |
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79 | 79 | end |
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80 | 80 | tree |
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81 | 81 | end |
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82 | 82 | |
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83 | 83 | protected |
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84 | 84 | |
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85 | 85 | def validate_board |
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86 | 86 | if parent_id && parent_id_changed? |
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87 | 87 | errors.add(:parent_id, :invalid) unless valid_parents.include?(parent) |
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88 | 88 | end |
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89 | 89 | end |
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90 | 90 | end |
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