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path: root/spec/integration/download_request_spec.rb
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require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')
require File.expand_path(File.dirname(__FILE__) + '/alaveteli_dsl')

describe 'when making a zipfile available' do

    after do
        FileUtils.rm_rf(InfoRequest.download_zip_dir)
    end

    def inspect_zip_download(session, info_request)
        session.get_via_redirect "request/#{info_request.url_title}/download"
        session.response.should be_success
        Tempfile.open('download') do |f|
            f.binmode
            f.write(session.response.body)
            f.flush
            Zip::ZipFile::open(f) do |zip|
               yield zip
            end
        end
    end

    def sleep_and_receive_mail(name, info_request)
        # The path of the zip file is based on the hash of the timestamp of the last request
        # in the thread, so we wait for a second to make sure this one will have a different
        # timestamp than the previous.
        sleep 1
        receive_incoming_mail(name, info_request.incoming_email)
    end

    context 'when an html to pdf converter is supplied' do

        before do
            # We want to test the contents of the pdf, and we don't know whether a particular
            # instance will have a working html_to_pdf tool, so just copy the HTML rendered
            # to the PDF file for the purposes of checking it doesn't contain anything that
            # shouldn't be there.
            AlaveteliConfiguration.stub!(:html_to_pdf_command).and_return('/bin/cp')
        end

        context 'when an incoming message is made "requester_only"' do

            it 'should not include the incoming message or attachments in a download of the entire request
                by a non-request owner but should retain them for owner and admin' do

                # Non-owner can download zip with incoming and attachments
                non_owner = login(FactoryGirl.create(:user))
                info_request = FactoryGirl.create(:info_request_with_incoming_attachments)

                inspect_zip_download(non_owner, info_request) do |zip|
                    zip.count.should == 3
                    zip.read('correspondence.pdf').should match('hereisthetext')
                end

                # Admin makes the incoming message requester only
                admin = login(FactoryGirl.create(:admin_user))
                post_data = {:incoming_message => {:prominence => 'requester_only',
                                                   :prominence_reason => 'boring'}}
                admin.post_via_redirect "/en/admin/incoming/update/#{info_request.incoming_messages.first.id}", post_data
                admin.response.should be_success

                # Admin retains the requester only things
                inspect_zip_download(admin, info_request) do |zip|
                    zip.count.should == 3
                    zip.read('correspondence.pdf').should match('hereisthetext')
                end

                # Zip for non owner is now without requester_only things
                inspect_zip_download(non_owner, info_request) do |zip|
                    zip.count.should == 1
                    correspondence_text = zip.read('correspondence.pdf')
                    correspondence_text.should_not match('hereisthetext')
                    expected_text = "This message has been hidden.\n    boring"
                    correspondence_text.should match(expected_text)
                end

                # Requester retains the requester only things
                owner = login(info_request.user)
                inspect_zip_download(owner, info_request) do |zip|
                    zip.count.should == 3
                    zip.read('correspondence.pdf').should match('hereisthetext')
                end

            end

        end

    end

    context 'when no html to pdf converter is supplied' do

        before do
            AlaveteliConfiguration.stub!(:html_to_pdf_command).and_return('')
        end

        it "should update the contents of the zipfile when the request changes" do

            info_request = FactoryGirl.create(:info_request_with_incoming)
            request_owner = login(info_request.user)
            inspect_zip_download(request_owner, info_request) do |zip|
                zip.count.should == 1 # just the message
                expected = 'This is a plain-text version of the Freedom of Information request "Example Title"'
                zip.read('correspondence.txt').should match expected
            end

            sleep_and_receive_mail('incoming-request-two-same-name.email', info_request)

            inspect_zip_download(request_owner, info_request) do |zip|
                zip.count.should == 3 # the message plus two "hello-world.txt" files
                zip.read('2_hello world.txt').should match('Second hello')
                zip.read('3_hello world.txt').should match('First hello')
            end

            sleep_and_receive_mail('incoming-request-attachment-unknown-extension.email', info_request)

            inspect_zip_download(request_owner, info_request) do |zip|
                zip.count.should == 4  # the message plus two "hello-world.txt" files, and the new attachment
                zip.read('2_hello.qwglhm').should match('This is an unusual')
            end
        end

        context 'when a request is "requester_only"' do

            before do
                @non_owner = login(FactoryGirl.create(:user))
                @info_request = FactoryGirl.create(:info_request_with_incoming,
                                                   :prominence => 'requester_only')
                @request_owner = login(@info_request.user)
                @admin = login(FactoryGirl.create(:admin_user))
            end


            it 'should allow a download of the request by the request owner and admin only' do
                # Requester can access the zip
                inspect_zip_download(@request_owner, @info_request) do |zip|
                    zip.count.should == 1
                    zip.read('correspondence.txt').should match('hereisthetext')
                end
                # Non-owner can't
                @non_owner.get_via_redirect "request/#{@info_request.url_title}/download"
                @non_owner.response.code.should == '410'
                # Admin can
                inspect_zip_download(@admin, @info_request) do |zip|
                    zip.count.should == 1
                    zip.read('correspondence.txt').should match('hereisthetext')
                end
            end
        end

        context 'when a request is "hidden"' do

            it 'should not allow a download of the request by an admin only' do
                @non_owner = login(FactoryGirl.create(:user))
                @info_request = FactoryGirl.create(:info_request_with_incoming,
                                                   :prominence => 'hidden')
                @request_owner = login(@info_request.user)
                @admin = login(FactoryGirl.create(:admin_user))

                # Requester can't access the zip
                @request_owner.get_via_redirect "request/#{@info_request.url_title}/download"
                @request_owner.response.code.should == '410'
                # Non-owner can't
                @non_owner.get_via_redirect "request/#{@info_request.url_title}/download"
                @non_owner.response.code.should == '410'
                # Admin can
                inspect_zip_download(@admin, @info_request) do |zip|
                    zip.count.should == 1
                    zip.read('correspondence.txt').should match('hereisthetext')
                end
            end

        end

        context 'when an incoming message is made "requester_only"' do

            it 'should not include the incoming message or attachments in a download of the entire request
                by a non-request owner but should retain them for owner and admin' do

                # Non-owner can download zip with incoming and attachments
                non_owner = login(FactoryGirl.create(:user))
                info_request = FactoryGirl.create(:info_request_with_incoming_attachments)

                inspect_zip_download(non_owner, info_request) do |zip|
                    zip.count.should == 3
                    zip.read('correspondence.txt').should match('hereisthetext')
                end

                # Admin makes the incoming message requester only
                admin = login(FactoryGirl.create(:admin_user))
                post_data = {:incoming_message => {:prominence => 'requester_only',
                                                   :prominence_reason => 'boring'}}
                admin.post_via_redirect "/en/admin/incoming/update/#{info_request.incoming_messages.first.id}", post_data
                admin.response.should be_success

                # Admin retains the requester only things
                inspect_zip_download(admin, info_request) do |zip|
                    zip.count.should == 3
                    zip.read('correspondence.txt').should match('hereisthetext')
                end

                # Zip for non owner is now without requester_only things
                inspect_zip_download(non_owner, info_request) do |zip|
                    zip.count.should == 1
                    correspondence_text = zip.read('correspondence.txt')
                    correspondence_text.should_not match('hereisthetext')
                    expected_text = 'This message has been hidden. boring'
                    correspondence_text.should match(expected_text)
                end

                # Requester retains the requester only things
                owner = login(info_request.user)
                inspect_zip_download(owner, info_request) do |zip|
                    zip.count.should == 3
                    zip.read('correspondence.txt').should match('hereisthetext')
                end

            end

        end

        it 'should successfully make a zipfile for an external request' do
            external_request = FactoryGirl.create(:external_request)
            user = login(FactoryGirl.create(:user))
            inspect_zip_download(user, external_request){ |zip|  zip.count.should == 1 }
        end
    end

end