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# Redmine - project management software
# Copyright (C) 2006-2017 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_action :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_action :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]
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|
@watchables.each do |watchable|
Watcher.create(:watchable => watchable, :user => user)
end
end
respond_to do |format|
format.html { redirect_to_referer_or {render :html => 'Watcher added.', :status => 200, :layout => true}}
format.js { @users = users_for_new_watcher }
format.api { render_api_ok }
end
end
def append
if params[:watcher]
user_ids = params[:watcher][:user_ids] || [params[:watcher][:user_id]]
@users = User.active.visible.where(:id => user_ids).to_a
end
if @users.blank?
head 200
end
end
def destroy
user = User.find(params[:user_id])
@watchables.each do |watchable|
watchable.set_watcher(user, false)
end
respond_to do |format|
format.html { redirect_to_referer_or {render :html => 'Watcher removed.', :status => 200, :layout => true} }
format.js
format.api { render_api_ok }
end
rescue ActiveRecord::RecordNotFound
render_404
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]
@watchables = find_objets_from_params
@projects = @watchables.map(&:project).uniq
if @projects.size == 1
@project = @projects.first
end
elsif params[:project_id]
@project = Project.visible.find_by_param(params[:project_id])
end
end
def find_watchables
@watchables = find_objets_from_params
unless @watchables.present?
render_404
end
end
def set_watcher(watchables, user, watching)
watchables.each do |watchable|
watchable.set_watcher(user, watching)
end
respond_to do |format|
format.html {
text = watching ? 'Watcher added.' : 'Watcher removed.'
redirect_to_referer_or {render :html => text, :status => 200, :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 @watchables && @watchables.size == 1
users -= @watchables.first.watcher_users
end
users
end
def find_objets_from_params
klass = Object.const_get(params[:object_type].camelcase) rescue nil
return unless klass && klass.respond_to?('watched_by')
scope = klass.where(:id => Array.wrap(params[:object_id]))
if klass.reflect_on_association(:project)
scope = scope.preload(:project => :enabled_modules)
end
objects = scope.to_a
raise Unauthorized if objects.any? do |w|
if w.respond_to?(:visible?)
!w.visible?
elsif w.respond_to?(:project) && w.project
!w.project.visible?
end
end
objects
end
end
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