Redmine

  include ReportsHelper

    respond_to do |format|

      format.html

      format.csv do

        send_data(issue_report_details_to_csv(@field, @statuses, @rows, @data), :type => 'text/csv; header=present', :filename => "report-#{params[:detail]}.csv")

      end

    end

  def issue_report_details_to_csv(field_name, statuses, rows, data)

    Redmine::Export::CSV.generate(:encoding => params[:encoding]) do |csv|

      # csv headers

      headers = [''] + statuses.map(&:name) + [l(:label_open_issues_plural), l(:label_closed_issues_plural), l(:label_total)]

      csv << headers

      # csv lines

      rows.each do |row|

        csv <<

          [row.name] +

            statuses.map{|s| aggregate(data, { field_name => row.id, "status_id" => s.id })} +

            [aggregate(data, { field_name => row.id, "closed" => 0 })] +

            [aggregate(data, { field_name => row.id, "closed" => 1 })] +

            [aggregate(data, { field_name => row.id })]

      end

    end

  end

<% other_formats_links do |f| %>

  <%= f.link_to_with_query_parameters 'CSV', {}, :onclick => "showModal('csv-export-options', '330px'); return false;" %>

<% end %>

<div id="csv-export-options" style="display: none;">

  <h3 class="title"><%= l(:label_export_options, :export_format => 'CSV') %></h3>

  <%= form_tag(project_issues_report_details_path(@project, :detail => params[:detail], :format => 'csv'), :method => :get, :id => 'csv-export-form') do %>

  <%= export_csv_encoding_select_tag %>

  <p class="buttons">

    <%= submit_tag l(:button_export), :name => nil, :onclick => 'hideModal(this);', :data => {:disable_with => false} %>

    <%= link_to_function l(:button_cancel), 'hideModal(this);' %>

  </p>

  <% end %>

</div>

  def test_issue_report_details_should_csv_export

    %w(tracker version priority category assigned_to author subproject).each do |detail|

      get(

        :issue_report_details,

        params: {

          id: 1,

          detail: detail,

          format: 'csv'

        }

      )

      assert_response :success

      assert_equal 'text/csv; header=present', response.media_type

    end

  end

  def test_issue_report_details_with_tracker_detail_should_csv_export

    project = Project.find(1)

    tracker = project.trackers.find_by(:name => 'Support request')

    project.trackers.delete(tracker)

    with_settings :display_subprojects_issues => '1' do

      get(

        :issue_report_details,

        params: {

          id: 1,

          detail: 'tracker',

          format: 'csv'

        }

      )

      assert_response :success

      assert_equal 'text/csv; header=present', response.media_type

      lines = response.body.chomp.split("\n")

      # Number of lines

      rows = Project.find(1).rolled_up_trackers(true).visible

      assert_equal rows.size + 1, lines.size

      # Header

      assert_equal "\"\",New,Assigned,Resolved,Feedback,Closed,Rejected,open,closed,Total", lines.first

      # Details

      to_test = [

        'Bug,5,0,0,0,3,0,5,3,8',

        'Feature request,0,1,0,0,0,0,1,0,1',

        'Support request,0,0,0,0,0,0,0,0,0'

      ]

      to_test.each do |expected|

        assert_includes lines, expected

      end

    end

  end

  def test_issue_report_details_with_assigned_to_detail_should_csv_export

    Issue.delete_all

    Issue.generate!

    Issue.generate!

    Issue.generate!(:status_id => 5)

    Issue.generate!(:assigned_to_id => 2)

    with_settings :issue_group_assignment => '1' do

      get(

        :issue_report_details,

        params: {

          id: 1,

          detail: 'assigned_to',

          format: 'csv'

        }

      )

      assert_response :success

      assert_equal 'text/csv; header=present', response.media_type

      lines = response.body.chomp.split("\n")

      # Number of lines

      rows = Project.find(1).principals.sorted + [I18n.t(:label_none)]

      assert_equal rows.size + 1, lines.size

      # Header

      assert_equal "\"\",New,Assigned,Resolved,Feedback,Closed,Rejected,open,closed,Total", lines.first

      # Details

      to_test = [

        'Dave Lopper,0,0,0,0,0,0,0,0,0',

        'John Smith,1,0,0,0,0,0,1,0,1',

        '[none] ,2,0,0,0,1,0,2,1,3'

      ]

      to_test.each do |expected|

        assert_includes lines, expected

      end

    end

  end