obsolete.ChilliProject/app/controllers/watchers_controller.rb

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#-- encoding: UTF-8
#-- copyright
# ChiliProject is a project management system.
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#
# Copyright (C) 2010-2012 the ChiliProject Team
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#
# 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.
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#
# See doc/COPYRIGHT.rdoc for more details.
#++
class WatchersController < ApplicationController
before_filter :find_project
before_filter :require_login, :check_project_privacy, :only => [:watch, :unwatch]
before_filter :authorize, :only => [:new, :destroy]
before_filter :authorize_access_to_object, :only => [:new, :destroy]
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verify :method => :post,
:only => [ :watch, :unwatch ],
:render => { :nothing => true, :status => :method_not_allowed }
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def watch
if @watched.respond_to?(:visible?) && !@watched.visible?(User.current)
render_403
else
set_watcher(User.current, true)
end
end
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def unwatch
set_watcher(User.current, false)
end
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def new
params[:user_ids].each do |user_id|
@watcher = Watcher.new((params[:watcher] || {}).merge({:user_id => user_id}))
@watcher.watchable = @watched
@watcher.save if request.post?
end if params[:user_ids].present?
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respond_to do |format|
format.html { redirect_to :back }
format.js do
render :update do |page|
page.replace_html 'watchers', :partial => 'watchers/watchers', :locals => {:watched => @watched}
end
end
end
rescue ::ActionController::RedirectBackError
render :text => 'Watcher added.', :layout => true
end
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def destroy
@watched.set_watcher(Principal.find(params[:user_id]), false) if request.post?
respond_to do |format|
format.html { redirect_to :back }
format.js do
render :update do |page|
page.replace_html 'watchers', :partial => 'watchers/watchers', :locals => {:watched => @watched}
end
end
end
end
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private
def find_project
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
rescue
render_404
end
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def set_watcher(user, watching)
@watched.set_watcher(user, watching)
respond_to do |format|
format.html { redirect_to :back }
format.js do
if params[:replace].present?
if params[:replace].is_a? Array
@replace_selectors = params[:replace]
else
@replace_selectors = params[:replace].split(',').map(&:strip)
end
else
@replace_selectors = ['#watcher']
end
@user = user
render :action => 'replace_selectors'
end
end
rescue ::ActionController::RedirectBackError
render :text => (watching ? 'Watcher added.' : 'Watcher removed.'), :layout => true
end
def authorize_access_to_object
permission = ''
case params[:action]
when 'new'
permission << 'add_'
when 'destroy'
permission << 'delete_'
end
# Ends up like: :delete_wiki_page_watchers
permission << "#{@watched.class.name.underscore}_watchers"
if User.current.allowed_to?(permission.to_sym, @project)
return true
else
deny_access
end
end
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end