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1 | 1 | # Redmine - project management software |
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2 | 2 | # Copyright (C) 2006-2011 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 Message < ActiveRecord::Base |
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19 | 19 | belongs_to :board |
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20 | 20 | belongs_to :author, :class_name => 'User', :foreign_key => 'author_id' |
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21 | 21 | acts_as_tree :counter_cache => :replies_count, :order => "#{Message.table_name}.created_on ASC" |
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22 | 22 | acts_as_attachable |
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23 | 23 | belongs_to :last_reply, :class_name => 'Message', :foreign_key => 'last_reply_id' |
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24 | 24 | |
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25 | 25 | acts_as_searchable :columns => ['subject', 'content'], |
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26 | 26 | :include => {:board => :project}, |
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27 | 27 | :project_key => "#{Board.table_name}.project_id", |
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28 | 28 | :date_column => "#{table_name}.created_on" |
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29 | 29 | acts_as_event :title => Proc.new {|o| "#{o.board.name}: #{o.subject}"}, |
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30 | 30 | :description => :content, |
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31 | 31 | :type => Proc.new {|o| o.parent_id.nil? ? 'message' : 'reply'}, |
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32 | 32 | :url => Proc.new {|o| {:controller => 'messages', :action => 'show', :board_id => o.board_id}.merge(o.parent_id.nil? ? {:id => o.id} : |
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33 | 33 | {:id => o.parent_id, :r => o.id, :anchor => "message-#{o.id}"})} |
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34 | 34 | |
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35 | 35 | acts_as_activity_provider :find_options => {:include => [{:board => :project}, :author]}, |
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36 | 36 | :author_key => :author_id |
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37 | 37 | acts_as_watchable |
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38 | 38 | |
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39 | 39 | attr_protected :locked, :sticky |
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40 | 40 | validates_presence_of :board, :subject, :content |
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41 | 41 | validates_length_of :subject, :maximum => 255 |
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42 | 42 | |
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43 | 43 | after_create :add_author_as_watcher, :update_parent_last_reply |
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44 | 44 | after_update :update_messages_board |
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45 | after_destroy :reset_board_counters | |
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45 | 46 | |
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46 | 47 | named_scope :visible, lambda {|*args| { :include => {:board => :project}, |
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47 | 48 | :conditions => Project.allowed_to_condition(args.shift || User.current, :view_messages, *args) } } |
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48 | 49 | |
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49 | 50 | def visible?(user=User.current) |
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50 | 51 | !user.nil? && user.allowed_to?(:view_messages, project) |
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51 | 52 | end |
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52 | 53 | |
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53 | 54 | def validate_on_create |
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54 | 55 | # Can not reply to a locked topic |
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55 | 56 | errors.add_to_base 'Topic is locked' if root.locked? && self != root |
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56 | 57 | end |
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57 | 58 | |
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58 | 59 | def update_parent_last_reply |
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59 | 60 | if parent |
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60 | 61 | parent.reload.update_attribute(:last_reply_id, self.id) |
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61 | 62 | end |
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62 | 63 | board.reset_counters! |
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63 | 64 | end |
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64 | 65 | |
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65 | 66 | def update_messages_board |
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66 | 67 | if board_id_changed? |
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67 | 68 | Message.update_all("board_id = #{board_id}", ["id = ? OR parent_id = ?", root.id, root.id]) |
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68 | 69 | Board.reset_counters!(board_id_was) |
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69 | 70 | Board.reset_counters!(board_id) |
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70 | 71 | end |
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71 | 72 | end |
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72 | 73 | |
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73 | def after_destroy | |
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74 | def reset_board_counters | |
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74 | 75 | board.reset_counters! |
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75 | 76 | end |
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76 | 77 | |
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77 | 78 | def sticky=(arg) |
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78 | 79 | write_attribute :sticky, (arg == true || arg.to_s == '1' ? 1 : 0) |
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79 | 80 | end |
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80 | 81 | |
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81 | 82 | def sticky? |
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82 | 83 | sticky == 1 |
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83 | 84 | end |
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84 | 85 | |
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85 | 86 | def project |
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86 | 87 | board.project |
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87 | 88 | end |
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88 | 89 | |
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89 | 90 | def editable_by?(usr) |
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90 | 91 | usr && usr.logged? && (usr.allowed_to?(:edit_messages, project) || (self.author == usr && usr.allowed_to?(:edit_own_messages, project))) |
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91 | 92 | end |
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92 | 93 | |
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93 | 94 | def destroyable_by?(usr) |
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94 | 95 | usr && usr.logged? && (usr.allowed_to?(:delete_messages, project) || (self.author == usr && usr.allowed_to?(:delete_own_messages, project))) |
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95 | 96 | end |
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96 | 97 | |
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97 | 98 | private |
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98 | 99 | |
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99 | 100 | def add_author_as_watcher |
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100 | 101 | Watcher.create(:watchable => self.root, :user => author) |
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101 | 102 | end |
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102 | 103 | end |
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