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# Redmine - project management software
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# Copyright (C) 2006-2016 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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class WatchersController < ApplicationController
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before_filter :require_login, :find_watchables, :only => [:watch, :unwatch]
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def watch
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set_watcher(@watchables, User.current, true)
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end
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def unwatch
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set_watcher(@watchables, User.current, false)
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end
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before_filter :find_project, :authorize, :only => [:new, :create, :append, :destroy, :autocomplete_for_user]
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accept_api_auth :create, :destroy
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def new
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@users = users_for_new_watcher
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end
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def create
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user_ids = []
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if params[:watcher].is_a?(Hash)
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user_ids << (params[:watcher][:user_ids] || params[:watcher][:user_id])
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else
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user_ids << params[:user_id]
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end
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users = User.active.visible.where(:id => user_ids.flatten.compact.uniq)
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users.each do |user|
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@watchables.each do |watchable|
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Watcher.create(:watchable => watchable, :user => user)
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end
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end
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respond_to do |format|
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format.html { redirect_to_referer_or {render :text => 'Watcher added.', :layout => true}}
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format.js { @users = users_for_new_watcher }
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format.api { render_api_ok }
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end
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end
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def append
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if params[:watcher].is_a?(Hash)
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user_ids = params[:watcher][:user_ids] || [params[:watcher][:user_id]]
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@users = User.active.visible.where(:id => user_ids).to_a
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end
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if @users.blank?
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render :nothing => true
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end
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end
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def destroy
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user = User.find(params[:user_id])
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@watchables.each do |watchable|
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watchable.set_watcher(user, false)
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end
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respond_to do |format|
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format.html { redirect_to :back }
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format.js
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format.api { render_api_ok }
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end
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rescue ActiveRecord::RecordNotFound
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render_404
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end
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def autocomplete_for_user
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@users = users_for_new_watcher
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render :layout => false
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end
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private
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def find_project
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if params[:object_type] && params[:object_id]
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@watchables = find_objets_from_params
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@projects = @watchables.map(&:project).uniq
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if @projects.size == 1
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@project = @projects.first
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end
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elsif params[:project_id]
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@project = Project.visible.find_by_param(params[:project_id])
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end
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end
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def find_watchables
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@watchables = find_objets_from_params
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unless @watchables.present?
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render_404
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end
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end
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def set_watcher(watchables, user, watching)
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watchables.each do |watchable|
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watchable.set_watcher(user, watching)
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end
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respond_to do |format|
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format.html { redirect_to_referer_or {render :text => (watching ? 'Watcher added.' : 'Watcher removed.'), :layout => true}}
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format.js { render :partial => 'set_watcher', :locals => {:user => user, :watched => watchables} }
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end
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end
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def users_for_new_watcher
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scope = nil
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if params[:q].blank? && @project.present?
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scope = @project.users
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else
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scope = User.all.limit(100)
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end
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users = scope.active.visible.sorted.like(params[:q]).to_a
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if @watchables && @watchables.size == 1
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users -= @watchables.first.watcher_users
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end
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users
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end
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def find_objets_from_params
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klass = Object.const_get(params[:object_type].camelcase) rescue nil
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return unless klass && klass.respond_to?('watched_by')
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scope = klass.where(:id => Array.wrap(params[:object_id]))
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if klass.reflect_on_association(:project)
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scope = scope.preload(:project => :enabled_modules)
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end
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objects = scope.to_a
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raise Unauthorized if objects.any? do |w|
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if w.respond_to?(:visible?)
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!w.visible?
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elsif w.respond_to?(:project) && w.project
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!w.project.visible?
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end
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end
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objects
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end
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end
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