# encoding: utf-8
#
# Redmine - project management software
# Copyright (C) 2006-2016  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.

require File.expand_path('../../test_helper', __FILE__)

class AttachmentsControllerTest < ActionController::TestCase
  fixtures :users, :projects, :roles, :members, :member_roles,
           :enabled_modules, :issues, :trackers, :attachments,
           :versions, :wiki_pages, :wikis, :documents

  def setup
    User.current = nil
    set_fixtures_attachments_directory
  end

  def teardown
    set_tmp_attachments_directory
  end

  def test_show_diff
    ['inline', 'sbs'].each do |dt|
      # 060719210727_changeset_utf8.diff
      get :show, :id => 14, :type => dt
      assert_response :success
      assert_template 'diff'
      assert_equal 'text/html', @response.content_type
      assert_select 'th.filename', :text => /issues_controller.rb\t\(révision 1484\)/
      assert_select 'td.line-code', :text => /Demande créée avec succès/
    end
    set_tmp_attachments_directory
  end

  def test_show_diff_replace_cannot_convert_content
    with_settings :repositories_encodings => 'UTF-8' do
      ['inline', 'sbs'].each do |dt|
        # 060719210727_changeset_iso8859-1.diff
        get :show, :id => 5, :type => dt
        assert_response :success
        assert_template 'diff'
        assert_equal 'text/html', @response.content_type
        assert_select 'th.filename', :text => /issues_controller.rb\t\(r\?vision 1484\)/
        assert_select 'td.line-code', :text => /Demande cr\?\?e avec succ\?s/
      end
    end
    set_tmp_attachments_directory
  end

  def test_show_diff_latin_1
    with_settings :repositories_encodings => 'UTF-8,ISO-8859-1' do
      ['inline', 'sbs'].each do |dt|
        # 060719210727_changeset_iso8859-1.diff
        get :show, :id => 5, :type => dt
        assert_response :success
        assert_template 'diff'
        assert_equal 'text/html', @response.content_type
        assert_select 'th.filename', :text => /issues_controller.rb\t\(révision 1484\)/
        assert_select 'td.line-code', :text => /Demande créée avec succès/
      end
    end
    set_tmp_attachments_directory
  end

  def test_save_diff_type
    user1 = User.find(1)
    user1.pref[:diff_type] = nil
    user1.preference.save
    user = User.find(1)
    assert_nil user.pref[:diff_type]

    @request.session[:user_id] = 1 # admin
    get :show, :id => 5
    assert_response :success
    assert_template 'diff'
    user.reload
    assert_equal "inline", user.pref[:diff_type]
    get :show, :id => 5, :type => 'sbs'
    assert_response :success
    assert_template 'diff'
    user.reload
    assert_equal "sbs", user.pref[:diff_type]
  end

  def test_diff_show_filename_in_mercurial_export
    set_tmp_attachments_directory
    a = Attachment.new(:container => Issue.find(1),
                       :file => uploaded_test_file("hg-export.diff", "text/plain"),
                       :author => User.find(1))
    assert a.save
    assert_equal 'hg-export.diff', a.filename

    get :show, :id => a.id, :type => 'inline'
    assert_response :success
    assert_template 'diff'
    assert_equal 'text/html', @response.content_type
    assert_select 'th.filename', :text => 'test1.txt'
  end

  def test_show_text_file
    get :show, :id => 4
    assert_response :success
    assert_template 'file'
    assert_equal 'text/html', @response.content_type
    set_tmp_attachments_directory
  end

  def test_show_text_file_utf_8
    set_tmp_attachments_directory
    a = Attachment.new(:container => Issue.find(1),
                       :file => uploaded_test_file("japanese-utf-8.txt", "text/plain"),
                       :author => User.find(1))
    assert a.save
    assert_equal 'japanese-utf-8.txt', a.filename

    str_japanese = "\xe6\x97\xa5\xe6\x9c\xac\xe8\xaa\x9e".force_encoding('UTF-8')

    get :show, :id => a.id
    assert_response :success
    assert_template 'file'
    assert_equal 'text/html', @response.content_type
    assert_select 'tr#L1' do
      assert_select 'th.line-num', :text => '1'
      assert_select 'td', :text => /#{str_japanese}/
    end
  end

  def test_show_text_file_replace_cannot_convert_content
    set_tmp_attachments_directory
    with_settings :repositories_encodings => 'UTF-8' do
      a = Attachment.new(:container => Issue.find(1),
                         :file => uploaded_test_file("iso8859-1.txt", "text/plain"),
                         :author => User.find(1))
      assert a.save
      assert_equal 'iso8859-1.txt', a.filename

      get :show, :id => a.id
      assert_response :success
      assert_template 'file'
      assert_equal 'text/html', @response.content_type
      assert_select 'tr#L7' do
        assert_select 'th.line-num', :text => '7'
        assert_select 'td', :text => /Demande cr\?\?e avec succ\?s/
      end
    end
  end

  def test_show_text_file_latin_1
    set_tmp_attachments_directory
    with_settings :repositories_encodings => 'UTF-8,ISO-8859-1' do
      a = Attachment.new(:container => Issue.find(1),
                         :file => uploaded_test_file("iso8859-1.txt", "text/plain"),
                         :author => User.find(1))
      assert a.save
      assert_equal 'iso8859-1.txt', a.filename

      get :show, :id => a.id
      assert_response :success
      assert_template 'file'
      assert_equal 'text/html', @response.content_type
      assert_select 'tr#L7' do
        assert_select 'th.line-num', :text => '7'
        assert_select 'td', :text => /Demande créée avec succès/
      end
    end
  end

  def test_show_text_file_should_send_if_too_big
    with_settings :file_max_size_displayed => 512 do
      Attachment.find(4).update_attribute :filesize, 754.kilobyte
      get :show, :id => 4
      assert_response :success
      assert_equal 'application/x-ruby', @response.content_type
    end
    set_tmp_attachments_directory
  end

  def test_show_other
    get :show, :id => 6
    assert_response :success
    assert_equal 'application/zip', @response.content_type
    set_tmp_attachments_directory
  end

  def test_show_file_from_private_issue_without_permission
    get :show, :id => 15
    assert_redirected_to '/login?back_url=http%3A%2F%2Ftest.host%2Fattachments%2F15'
    set_tmp_attachments_directory
  end

  def test_show_file_from_private_issue_with_permission
    @request.session[:user_id] = 2
    get :show, :id => 15
    assert_response :success
    assert_select 'h2', :text => /private.diff/
    set_tmp_attachments_directory
  end

  def test_show_file_without_container_should_be_allowed_to_author
    set_tmp_attachments_directory
    attachment = Attachment.create!(:file => uploaded_test_file("testfile.txt", "text/plain"), :author_id => 2)

    @request.session[:user_id] = 2
    get :show, :id => attachment.id
    assert_response 200
  end

  def test_show_file_without_container_should_be_denied_to_other_users
    set_tmp_attachments_directory
    attachment = Attachment.create!(:file => uploaded_test_file("testfile.txt", "text/plain"), :author_id => 2)

    @request.session[:user_id] = 3
    get :show, :id => attachment.id
    assert_response 403
  end

  def test_show_invalid_should_respond_with_404
    get :show, :id => 999
    assert_response 404
  end

  def test_download_text_file
    get :download, :id => 4
    assert_response :success
    assert_equal 'application/x-ruby', @response.content_type
    etag = @response.etag
    assert_not_nil etag

    @request.env["HTTP_IF_NONE_MATCH"] = etag
    get :download, :id => 4
    assert_response 304

    set_tmp_attachments_directory
  end

  def test_download_version_file_with_issue_tracking_disabled
    Project.find(1).disable_module! :issue_tracking
    get :download, :id => 9
    assert_response :success
  end

  def test_download_should_assign_content_type_if_blank
    Attachment.find(4).update_attribute(:content_type, '')

    get :download, :id => 4
    assert_response :success
    assert_equal 'text/x-ruby', @response.content_type
    set_tmp_attachments_directory
  end

  def test_download_should_assign_better_content_type_than_application_octet_stream
    Attachment.find(4).update! :content_type => "application/octet-stream"

    get :download, :id => 4
    assert_response :success
    assert_equal 'text/x-ruby', @response.content_type
    set_tmp_attachments_directory
  end

  def test_download_missing_file
    get :download, :id => 2
    assert_response 404
    set_tmp_attachments_directory
  end

  def test_download_should_be_denied_without_permission
    get :download, :id => 7
    assert_redirected_to '/login?back_url=http%3A%2F%2Ftest.host%2Fattachments%2Fdownload%2F7'
    set_tmp_attachments_directory
  end

  if convert_installed?
    def test_thumbnail
      Attachment.clear_thumbnails
      @request.session[:user_id] = 2
      get :thumbnail, :id => 16
      assert_response :success
      assert_equal 'image/png', response.content_type

      etag = @response.etag
      assert_not_nil etag

      @request.env["HTTP_IF_NONE_MATCH"] = etag
      get :thumbnail, :id => 16
      assert_response 304
    end

    def test_thumbnail_should_not_exceed_maximum_size
      Redmine::Thumbnail.expects(:generate).with {|source, target, size| size == 800}

      @request.session[:user_id] = 2
      get :thumbnail, :id => 16, :size => 2000
    end

    def test_thumbnail_should_round_size
      Redmine::Thumbnail.expects(:generate).with {|source, target, size| size == 250}

      @request.session[:user_id] = 2
      get :thumbnail, :id => 16, :size => 260
    end

    def test_thumbnail_should_return_404_for_non_image_attachment
      @request.session[:user_id] = 2

      get :thumbnail, :id => 15
      assert_response 404
    end

    def test_thumbnail_should_return_404_if_thumbnail_generation_failed
      Attachment.any_instance.stubs(:thumbnail).returns(nil)
      @request.session[:user_id] = 2

      get :thumbnail, :id => 16
      assert_response 404
    end

    def test_thumbnail_should_be_denied_without_permission
      get :thumbnail, :id => 16
      assert_redirected_to '/login?back_url=http%3A%2F%2Ftest.host%2Fattachments%2Fthumbnail%2F16'
    end
  else
    puts '(ImageMagick convert not available)'
  end

  def test_edit
    @request.session[:user_id] = 2
    get :edit, :object_type => 'issues', :object_id => '2'
    assert_response :success
    assert_template 'edit'

    container = Issue.find(2)
    assert_equal container, assigns(:container)
    assert_equal container.attachments.size, assigns(:attachments).size

    assert_select 'form[action=?]', '/attachments/issues/2' do
      assert_select 'tr#attachment-4' do
        assert_select 'input[name=?][value=?]', 'attachments[4][filename]', 'source.rb'
        assert_select 'input[name=?][value=?]', 'attachments[4][description]', 'This is a Ruby source file'
      end
    end
  end

  def test_edit_invalid_container_class_should_return_404
    get :edit, :object_type => 'nuggets', :object_id => '3'
    assert_response 404
  end

  def test_edit_invalid_object_should_return_404
    get :edit, :object_type => 'issues', :object_id => '999'
    assert_response 404
  end

  def test_edit_for_object_that_is_not_visible_should_return_403
    get :edit, :object_type => 'issues', :object_id => '4'
    assert_response 403
  end

  def test_update
    @request.session[:user_id] = 2
    patch :update, :object_type => 'issues', :object_id => '2', :attachments => {
        '1' => {:filename => 'newname.text', :description => ''},
        '4' => {:filename => 'newname.rb', :description => 'Renamed'},
      }

    assert_response 302
    attachment = Attachment.find(4)
    assert_equal 'newname.rb', attachment.filename
    assert_equal 'Renamed', attachment.description
  end

  def test_update_with_failure
    @request.session[:user_id] = 2
    patch :update, :object_type => 'issues', :object_id => '3', :attachments => {
        '1' => {:filename => '', :description => ''},
        '4' => {:filename => 'newname.rb', :description => 'Renamed'},
      }

    assert_response :success
    assert_template 'edit'
    assert_select_error /file cannot be blank/i

    # The other attachment should not be updated
    attachment = Attachment.find(4)
    assert_equal 'source.rb', attachment.filename
    assert_equal 'This is a Ruby source file', attachment.description
  end

  def test_destroy_issue_attachment
    set_tmp_attachments_directory
    issue = Issue.find(3)
    @request.session[:user_id] = 2

    assert_difference 'issue.attachments.count', -1 do
      assert_difference 'Journal.count' do
        delete :destroy, :id => 1
        assert_redirected_to '/projects/ecookbook'
      end
    end
    assert_nil Attachment.find_by_id(1)
    j = Journal.order('id DESC').first
    assert_equal issue, j.journalized
    assert_equal 'attachment', j.details.first.property
    assert_equal '1', j.details.first.prop_key
    assert_equal 'error281.txt', j.details.first.old_value
    assert_equal User.find(2), j.user
  end

  def test_destroy_wiki_page_attachment
    set_tmp_attachments_directory
    @request.session[:user_id] = 2
    assert_difference 'Attachment.count', -1 do
      delete :destroy, :id => 3
      assert_response 302
    end
  end

  def test_destroy_project_attachment
    set_tmp_attachments_directory
    @request.session[:user_id] = 2
    assert_difference 'Attachment.count', -1 do
      delete :destroy, :id => 8
      assert_response 302
    end
  end

  def test_destroy_version_attachment
    set_tmp_attachments_directory
    @request.session[:user_id] = 2
    assert_difference 'Attachment.count', -1 do
      delete :destroy, :id => 9
      assert_response 302
    end
  end

  def test_destroy_version_attachment_with_issue_tracking_disabled
    Project.find(1).disable_module! :issue_tracking
    set_tmp_attachments_directory
    @request.session[:user_id] = 2
    assert_difference 'Attachment.count', -1 do
      delete :destroy, :id => 9
      assert_response 302
    end
  end

  def test_destroy_without_permission
    set_tmp_attachments_directory
    assert_no_difference 'Attachment.count' do
      delete :destroy, :id => 3
    end
    assert_response 302
    assert Attachment.find_by_id(3)
  end
end