rosa-build/app/controllers/collaborators_controller.rb

# -*- encoding : utf-8 -*-
class CollaboratorsController < ApplicationController
  before_filter :authenticate_user!
  load_resource :project
  before_filter :authorize_collaborators

  before_filter :find_users
  before_filter :find_groups

  include Modules::Controllers::FindProject

  def index
    redirect_to edit_project_collaborators_path(@project)
  end

  def show
  end

  def new
  end

  def edit
    if params[:id]
      @user = User.find params[:id]
      render :edit_rights and return
    end
  end

  def create
  end

  def update
    params['user'].keys.each { |user_id|
      role = params['user'][user_id]

      if relation = @project.relations.find_by_object_id_and_object_type(user_id, 'User')
        unless @project.owner_type == 'User' and @project.owner_id.to_i == user_id.to_i
          relation.update_attribute(:role, role)
        end
      else
        relation = @project.relations.build(:object_id => user_id, :object_type => 'User', :role => role)
        relation.save
      end
    } if params['user']

    params['group'].keys.each { |group_id|
      role = params['group'][group_id]
      if relation = @project.relations.find_by_object_id_and_object_type(group_id, 'Group')
        unless @project.owner_type == 'Group' and @project.owner_id.to_i == group_id.to_i
          relation.update_attribute(:role, role)
        end
      else
        relation = @project.relations.build(:object_id => user_id, :object_type => 'Group', :role => role)
        relation.save
      end
    } if params['group']

    if @project.save
      flash[:notice] = t("flash.collaborators.successfully_changed")
    else
      flash[:error] = t("flash.collaborators.error_in_changing")
    end

    redirect_to edit_project_collaborators_path(@project)
  end

  def remove
    all_user_ids = []
    all_group_ids = []

    params['user_remove'].keys.each { |user_id|
      all_user_ids << user_id if params['user_remove'][user_id] == ["1"]
    } if params['user_remove']
    params['group_remove'].keys.each { |group_id|
      all_group_ids << group_id if params['group_remove'][group_id] == ["1"]
    } if params['group_remove']


    all_user_ids.each do |user_id|
      u = User.find(user_id)
      Relation.by_object(u).by_target(@project).each {|r| r.destroy} unless u.id == @project.owner_id and @project.owner_type == 'User'
    end
    all_group_ids.each do |group_id|
      g = Group.find(group_id)
      Relation.by_object(g).by_target(@project).each {|r| r.destroy} unless g.id == @project.owner_id and @project.owner_type == 'Group'
    end

    redirect_to edit_project_collaborators_path(@project) + "##{params['user_remove'].present? ? 'users' : 'groups'}"
  end

  def add
    # TODO: Here is used Chelyabinsk method to display Flash messages.

    member = User.find(params['member_id']) if params['member_id'] && !params['member_id'].empty?
    group = Group.find(params['group_id']) if params['group_id'] && !params['group_id'].empty?

    flash[:notice], flash[:error], flash[:warning] = [], [], []

    [member, group].compact.each do |mem|
      if mem and @project.relations.exists?(:object_id => mem.id, :object_type => mem.class.to_s)
        flash[:warning] << [t('flash.collaborators.member_already_added'), mem.uname]
      end
      unless @project.relations.exists?(:object_id => mem.id, :object_type => mem.class.to_s)
        rel = @project.relations.build(:role => params[:role])
        rel.object = mem
        if rel.save
          flash[:notice] << [t('flash.collaborators.successfully_added'), mem.uname]
        else
          flash[:notice] << [t('flash.collaborators.error_in_adding'), mem.uname]
        end
      end
    end

    [:notice, :warning, :error].each do |k|
      if flash[k].size > 0
        flash[k] = flash[k].map{|i| (i.is_a? Array) ? sprintf(i.first, i.last) : i}.join('; ')
      else
        flash.delete k
      end
    end

    # if add an anchor, adding will be more pleasant, but flash message wouldn't be shown.
    redirect_to edit_project_collaborators_path(@project) # + "##{(params['member_id'].present?) ? 'users' : 'groups'}"
  end

  protected

  def find_users
    @users = @project.collaborators.order('uname')#User.all
    @users = @users.without(@project.owner_id) if @project.owner_type == 'User'
  end

  def find_groups
    @groups = @project.groups.order('uname')#Group.all
    @groups = @groups.without(@project.owner_id) if @project.owner_type == 'Group'
  end

  def authorize_collaborators
    authorize! :update, @project
  end
end