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# frozen_string_literal: true

# Redmine - project management software
# Copyright (C) 2006-  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 NewsController < ApplicationController
  default_search_scope :news
  model_object News
  before_action :find_model_object, :except => [:new, :create, :index]
  before_action :find_project_from_association, :except => [:new, :create, :index]
  before_action :find_project_by_project_id, :only => :create
  before_action :authorize, :except => [:index, :new]
  before_action :find_optional_project, :only => [:index, :new]
  accept_atom_auth :index
  accept_api_auth :index, :show, :create, :update, :destroy

  helper :watchers
  helper :attachments

  def index
    case params[:format]
    when 'xml', 'json'
      @offset, @limit = api_offset_and_limit
    else
      @limit =  10
    end

    scope = @project ? @project.news.visible : News.visible

    @news_count = scope.count
    @news_pages = Paginator.new @news_count, @limit, params['page']
    @offset ||= @news_pages.offset
    @newss = scope.includes([:author, :project]).
                      order("#{News.table_name}.created_on DESC").
                      limit(@limit).
                      offset(@offset).
                      to_a
    respond_to do |format|
      format.html do
        @news = News.new # for adding news inline
        render :layout => false if request.xhr?
      end
      format.api
      format.atom do
        render_feed(
          @newss,
          :title =>
            (@project ? @project.name : Setting.app_title) +
              ": #{l(:label_news_plural)}"
        )
      end
    end
  end

  def show
    @comments = @news.comments.to_a
    @comments.reverse! if User.current.wants_comments_in_reverse_order?
  end

  def new
    raise ::Unauthorized unless User.current.allowed_to?(:manage_news, @project, :global => true)

    @news = News.new(:project => @project, :author => User.current)
  end

  def create
    @news = News.new(:project => @project, :author => User.current)
    @news.safe_attributes = params[:news]
    @news.save_attachments(params[:attachments] || (params[:news] && params[:news][:uploads]))
    if @news.save
      respond_to do |format|
        format.html do
          render_attachment_warning_if_needed(@news)
          flash[:notice] = l(:notice_successful_create)
          redirect_to params[:cross_project] ? news_index_path : project_news_index_path(@project)
        end
        format.api  {render_api_ok}
      end
    else
      respond_to do |format|
        format.html {render :action => 'new'}
        format.api  {render_validation_errors(@news)}
      end
    end
  end

  def edit
  end

  def update
    @news.safe_attributes = params[:news]
    @news.save_attachments(params[:attachments] || (params[:news] && params[:news][:uploads]))
    if @news.save
      respond_to do |format|
        format.html do
          render_attachment_warning_if_needed(@news)
          flash[:notice] = l(:notice_successful_update)
          redirect_to news_path(@news)
        end
        format.api  {render_api_ok}
      end
    else
      respond_to do |format|
        format.html {render :action => 'edit'}
        format.api  {render_validation_errors(@news)}
      end
    end
  end

  def destroy
    @news.destroy
    respond_to do |format|
      format.html do
        flash[:notice] = l(:notice_successful_delete)
        redirect_to project_news_index_path(@project)
      end
      format.api  {render_api_ok}
    end
  end
end