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1 | 1 | # ActsAsWatchable |
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2 | 2 | module Redmine |
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3 | 3 | module Acts |
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4 | 4 | module Watchable |
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5 | 5 | def self.included(base) |
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6 | 6 | base.extend ClassMethods |
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7 | 7 | end |
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8 | 8 | |
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9 | 9 | module ClassMethods |
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10 | 10 | def acts_as_watchable(options = {}) |
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11 | 11 | return if self.included_modules.include?(Redmine::Acts::Watchable::InstanceMethods) |
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12 | 12 | send :include, Redmine::Acts::Watchable::InstanceMethods |
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13 | 13 | |
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14 | 14 | class_eval do |
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15 | 15 | has_many :watchers, :as => :watchable, :dependent => :delete_all |
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16 | 16 | has_many :watcher_users, :through => :watchers, :source => :user |
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17 | 17 | |
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18 | 18 | named_scope :watched_by, lambda { |user_id| |
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19 | 19 | { :include => :watchers, |
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20 | 20 | :conditions => ["#{Watcher.table_name}.user_id = ?", user_id] } |
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21 | 21 | } |
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22 | 22 | attr_protected :watcher_ids, :watcher_user_ids |
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23 | 23 | end |
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24 | 24 | end |
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25 | 25 | end |
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26 | 26 | |
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27 | 27 | module InstanceMethods |
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28 | 28 | def self.included(base) |
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29 | 29 | base.extend ClassMethods |
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30 | 30 | end |
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31 | 31 | |
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32 | 32 | # Returns an array of users that are proposed as watchers |
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33 | 33 | def addable_watcher_users |
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34 | 34 | self.project.users.sort - self.watcher_users |
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35 | 35 | end |
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36 | 36 | |
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37 | 37 | # Adds user as a watcher |
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38 | 38 | def add_watcher(user) |
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39 | 39 | self.watchers << Watcher.new(:user => user) |
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40 | 40 | end |
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41 | 41 | |
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42 | 42 | # Removes user from the watchers list |
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43 | 43 | def remove_watcher(user) |
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44 | 44 | return nil unless user && user.is_a?(User) |
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45 | 45 | Watcher.delete_all "watchable_type = '#{self.class}' AND watchable_id = #{self.id} AND user_id = #{user.id}" |
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46 | 46 | end |
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47 | 47 | |
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48 | 48 | # Adds/removes watcher |
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49 | 49 | def set_watcher(user, watching=true) |
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50 | 50 | watching ? add_watcher(user) : remove_watcher(user) |
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51 | 51 | end |
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52 | 52 | |
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53 | 53 | # Returns true if object is watched by +user+ |
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54 | 54 | def watched_by?(user) |
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55 | 55 | !!(user && self.watcher_user_ids.detect {|uid| uid == user.id }) |
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56 | 56 | end |
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57 | 57 | |
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58 | 58 | # Returns an array of watchers' email addresses |
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59 | 59 | def watcher_recipients |
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60 |
notified = watchers. |
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60 | notified = watcher_users.active | |
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61 | ||
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61 | 62 | if respond_to?(:visible?) |
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62 | 63 | notified.reject! {|user| !visible?(user)} |
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63 | 64 | end |
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64 | 65 | notified.collect(&:mail).compact |
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65 | 66 | end |
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66 | 67 | |
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67 | 68 | module ClassMethods; end |
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68 | 69 | end |
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69 | 70 | end |
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70 | 71 | end |
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71 | 72 | end |
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