summaryrefslogtreecommitdiffstats
path: root/app/controllers/watchers_controller.rb
blob: 6c0b4e33303f48be23d3e4a64b4fcfb3b77cdfdd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
# Redmine - project management software
# Copyright (C) 2006-2016  Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

class WatchersController < ApplicationController
  before_filter :require_login, :find_watchables, :only => [:watch, :unwatch]

  def watch
    set_watcher(@watchables, User.current, true)
  end

  def unwatch
    set_watcher(@watchables, User.current, false)
  end

  before_filter :find_project, :authorize, :only => [:new, :create, :append, :destroy, :autocomplete_for_user]
  accept_api_auth :create, :destroy

  def new
    @users = users_for_new_watcher
  end

  def create
    user_ids = []
    if params[:watcher].is_a?(Hash)
      user_ids << (params[:watcher][:user_ids] || params[:watcher][:user_id])
    else
      user_ids << params[:user_id]
    end
    users = User.active.visible.where(:id => user_ids.flatten.compact.uniq)
    users.each do |user|
      Watcher.create(:watchable => @watched, :user => user)
    end
    respond_to do |format|
      format.html { redirect_to_referer_or {render :text => 'Watcher added.', :layout => true}}
      format.js { @users = users_for_new_watcher }
      format.api { render_api_ok }
    end
  end

  def append
    if params[:watcher].is_a?(Hash)
      user_ids = params[:watcher][:user_ids] || [params[:watcher][:user_id]]
      @users = User.active.visible.where(:id => user_ids).to_a
    end
    if @users.blank?
      render :nothing => true
    end
  end

  def destroy
    @watched.set_watcher(User.visible.find(params[:user_id]), false)
    respond_to do |format|
      format.html { redirect_to :back }
      format.js
      format.api { render_api_ok }
    end
  end

  def autocomplete_for_user
    @users = users_for_new_watcher
    render :layout => false
  end

  private

  def find_project
    if params[:object_type] && params[:object_id]
      klass = Object.const_get(params[:object_type].camelcase)
      return false unless klass.respond_to?('watched_by')
      @watched = klass.find(params[:object_id])
      @project = @watched.project
    elsif params[:project_id]
      @project = Project.visible.find_by_param(params[:project_id])
    end
  rescue
    render_404
  end

  def find_watchables
    klass = Object.const_get(params[:object_type].camelcase) rescue nil
    if klass && klass.respond_to?('watched_by')
      @watchables = klass.where(:id => Array.wrap(params[:object_id])).to_a
      raise Unauthorized if @watchables.any? {|w|
        if w.respond_to?(:visible?)
          !w.visible?
        elsif w.respond_to?(:project) && w.project
          !w.project.visible?
        end
      }
    end
    render_404 unless @watchables.present?
  end

  def set_watcher(watchables, user, watching)
    watchables.each do |watchable|
      watchable.set_watcher(user, watching)
    end
    respond_to do |format|
      format.html { redirect_to_referer_or {render :text => (watching ? 'Watcher added.' : 'Watcher removed.'), :layout => true}}
      format.js { render :partial => 'set_watcher', :locals => {:user => user, :watched => watchables} }
    end
  end

  def users_for_new_watcher
    scope = nil
    if params[:q].blank? && @project.present?
      scope = @project.users
    else
      scope = User.all.limit(100)
    end
    users = scope.active.visible.sorted.like(params[:q]).to_a
    if @watched
      users -= @watched.watcher_users
    end
    users
  end
end