Chris@1296: # encoding: utf-8
Chris@1296: #
Chris@1296: # Redmine - project management software
Chris@1296: # Copyright (C) 2006-2012  Jean-Philippe Lang
Chris@1296: #
Chris@1296: # This program is free software; you can redistribute it and/or
Chris@1296: # modify it under the terms of the GNU General Public License
Chris@1296: # as published by the Free Software Foundation; either version 2
Chris@1296: # of the License, or (at your option) any later version.
Chris@1296: #
Chris@1296: # This program is distributed in the hope that it will be useful,
Chris@1296: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@1296: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@1296: # GNU General Public License for more details.
Chris@1296: #
Chris@1296: # You should have received a copy of the GNU General Public License
Chris@1296: # along with this program; if not, write to the Free Software
Chris@1296: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@1296: 
Chris@1296: module WatchersHelper
Chris@1296: 
Chris@1296:   def watcher_tag(object, user, options={})
Chris@1296:     content_tag("span", watcher_link(object, user), :class => watcher_css(object))
Chris@1296:   end
Chris@1296: 
Chris@1296:   def watcher_link(object, user)
Chris@1296:     return '' unless user && user.logged? && object.respond_to?('watched_by?')
Chris@1296:     watched = object.watched_by?(user)
Chris@1296:     url = {:controller => 'watchers',
Chris@1296:            :action => (watched ? 'unwatch' : 'watch'),
Chris@1296:            :object_type => object.class.to_s.underscore,
Chris@1296:            :object_id => object.id}
Chris@1296:     link_to((watched ? l(:button_unwatch) : l(:button_watch)), url,
Chris@1296:             :remote => true, :method => 'post', :class => (watched ? 'icon icon-fav' : 'icon icon-fav-off'))
Chris@1296: 
Chris@1296:   end
Chris@1296: 
Chris@1296:   # Returns the css class used to identify watch links for a given +object+
Chris@1296:   def watcher_css(object)
Chris@1296:     "#{object.class.to_s.underscore}-#{object.id}-watcher"
Chris@1296:   end
Chris@1296: 
Chris@1296:   # Returns a comma separated list of users watching the given object
Chris@1296:   def watchers_list(object)
Chris@1296:     remove_allowed = User.current.allowed_to?("delete_#{object.class.name.underscore}_watchers".to_sym, object.project)
Chris@1296:     content = ''.html_safe
Chris@1296:     lis = object.watcher_users.collect do |user|
Chris@1296:       s = ''.html_safe
Chris@1296:       s << avatar(user, :size => "16").to_s
Chris@1296:       s << link_to_user(user, :class => 'user')
Chris@1296:       if remove_allowed
Chris@1296:         url = {:controller => 'watchers',
Chris@1296:                :action => 'destroy',
Chris@1296:                :object_type => object.class.to_s.underscore,
Chris@1296:                :object_id => object.id,
Chris@1296:                :user_id => user}
Chris@1296:         s << ' '
Chris@1296:         s << link_to(image_tag('delete.png'), url,
Chris@1296:                      :remote => true, :method => 'post', :style => "vertical-align: middle", :class => "delete")
Chris@1296:       end
Chris@1296:       content << content_tag('li', s)
Chris@1296:     end
Chris@1296:     content.present? ? content_tag('ul', content) : content
Chris@1296:   end
Chris@1296: 
Chris@1296:   def watchers_checkboxes(object, users, checked=nil)
Chris@1296:     users.map do |user|
Chris@1296:       c = checked.nil? ? object.watched_by?(user) : checked
Chris@1296:       tag = check_box_tag 'issue[watcher_user_ids][]', user.id, c, :id => nil
Chris@1296:       content_tag 'label', "#{tag} #{h(user)}".html_safe,
Chris@1296:                   :id => "issue_watcher_user_ids_#{user.id}",
Chris@1296:                   :class => "floating"
Chris@1296:     end.join.html_safe
Chris@1296:   end
Chris@1296: end