NodeAccessLanguageAwareTest.php

<?php

/**
 * @file
 * Contains \Drupal\node\Tests\NodeAccessLanguageAwareTest.
 */
namespace Drupal\node\Tests;

use Drupal\Core\Language\Language;

/**
 * Tests node access functionality for multiple languages.
 */
class NodeAccessLanguageAwareTest extends NodeTestBase {

  /**
   * Enable language and a language-aware node access module.
   *
   * @var array
   */
  public static $modules = array(
    'language',
    'node_access_test_language',
  );

  /**
   * A set of nodes to use in testing.
   *
   * @var array
   */
  protected $nodes = array();

  /**
   * A normal authenticated user.
   *
   * @var \Drupal\user\Plugin\Core\Entity\User.
   */
  protected $web_user;
  public static function getInfo() {
    return array(
      'name' => 'Node access language-aware',
      'description' => 'Test node_access and db_select() with node_access tag functionality with multiple languages with node_access_test_language which is language-aware.',
      'group' => 'Node',
    );
  }
  public function setUp() {
    parent::setUp();

    // After enabling a node access module, the access table has to be rebuild.
    node_access_rebuild();

    // Create a normal authenticated user.
    $this->web_user = $this
      ->drupalCreateUser(array(
      'access content',
    ));

    // Load the user 1 user for later use as an admin user with permission to
    // see everything.
    $this->admin_user = user_load(1);

    // Add Hungarian and Catalan.
    $language = new Language(array(
      'langcode' => 'hu',
    ));
    language_save($language);
    $language = new Language(array(
      'langcode' => 'ca',
    ));
    language_save($language);

    // The node_access_test_language module allows individual translations of a
    // node to be marked private (not viewable by normal users).
    // Create six nodes:
    // 1. Four Hungarian nodes with Catalan translations
    //   - One with neither language marked as private.
    //   - One with only the Hungarian translation private.
    //   - One with only the Catalan translation private.
    //   - One with both the Hungarian and Catalan translations private.
    // 2. Two nodes with no language specified.
    //   - One public.
    //   - One private.
    $this->nodes['both_public'] = $node = $this
      ->drupalCreateNode(array(
      'body' => array(
        array(),
      ),
      'langcode' => 'hu',
      'field_private' => array(
        array(
          'value' => 0,
        ),
      ),
    ));
    $translation = $node
      ->getTranslation('ca');
    $translation->field_private[0]->value = 0;
    $node
      ->save();
    $this->nodes['ca_private'] = $node = $this
      ->drupalCreateNode(array(
      'body' => array(
        array(),
      ),
      'langcode' => 'hu',
      'field_private' => array(
        array(
          'value' => 0,
        ),
      ),
    ));
    $translation = $node
      ->getTranslation('ca');
    $translation->field_private[0]->value = 1;
    $node
      ->save();
    $this->nodes['hu_private'] = $node = $this
      ->drupalCreateNode(array(
      'body' => array(
        array(),
      ),
      'langcode' => 'hu',
      'field_private' => array(
        array(
          'value' => 1,
        ),
      ),
    ));
    $translation = $node
      ->getTranslation('ca');
    $translation->field_private[0]->value = 0;
    $node
      ->save();
    $this->nodes['both_private'] = $node = $this
      ->drupalCreateNode(array(
      'body' => array(
        array(),
      ),
      'langcode' => 'hu',
      'field_private' => array(
        array(
          'value' => 1,
        ),
      ),
    ));
    $translation = $node
      ->getTranslation('ca');
    $translation->field_private[0]->value = 1;
    $node
      ->save();
    $this->nodes['no_language_public'] = $this
      ->drupalCreateNode(array(
      'field_private' => array(
        array(
          'value' => 0,
        ),
      ),
    ));
    $this->nodes['no_language_private'] = $this
      ->drupalCreateNode(array(
      'field_private' => array(
        array(
          'value' => 1,
        ),
      ),
    ));
  }

  /**
   * Tests node_access() and node access queries with multiple node languages.
   */
  function testNodeAccessLanguageAware() {

    // The node_access_test_language module only grants view access.
    $expected_node_access = array(
      'view' => TRUE,
      'update' => FALSE,
      'delete' => FALSE,
    );
    $expected_node_access_no_access = array(
      'view' => FALSE,
      'update' => FALSE,
      'delete' => FALSE,
    );

    // When both Hungarian and Catalan are marked as public, access to the
    // Hungarian translation should be granted when no language is specified or
    // when the Hungarian translation is specified explicitly.
    $this
      ->assertNodeAccess($expected_node_access, $this->nodes['both_public'], $this->web_user);
    $this
      ->assertNodeAccess($expected_node_access, $this->nodes['both_public'], $this->web_user, 'hu');

    // Access to the Catalan translation should also be granted.
    $this
      ->assertNodeAccess($expected_node_access, $this->nodes['both_public'], $this->web_user, 'ca');

    // There is no English translation, so a request to access the English
    // translation is denied.
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['both_public'], $this->web_user, 'en');

    // When Hungarian is marked as private, access to the Hungarian translation
    // should be denied when no language is specified or when the Hungarian
    // translation is specified explicitly.
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['hu_private'], $this->web_user);
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['hu_private'], $this->web_user, 'hu');

    // Access to the Catalan translation should be granted.
    $this
      ->assertNodeAccess($expected_node_access, $this->nodes['hu_private'], $this->web_user, 'ca');

    // There is no English translation, so a request to access the English
    // translation is denied.
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['hu_private'], $this->web_user, 'en');

    // When Catalan is marked as private, access to the Hungarian translation
    // should be granted when no language is specified or when the Hungarian
    // translation is specified explicitly.
    $this
      ->assertNodeAccess($expected_node_access, $this->nodes['ca_private'], $this->web_user);
    $this
      ->assertNodeAccess($expected_node_access, $this->nodes['ca_private'], $this->web_user, 'hu');

    // Access to the Catalan translation should be granted.
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['ca_private'], $this->web_user, 'ca');

    // There is no English translation, so a request to access the English
    // translation is denied.
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['ca_private'], $this->web_user, 'en');

    // When both translations are marked as private, access should be denied
    // regardless of the language specified.
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['both_private'], $this->web_user);
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['both_private'], $this->web_user, 'hu');
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['both_private'], $this->web_user, 'ca');
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['both_private'], $this->web_user, 'en');

    // When no language is specified for a private node, access to every
    // language is denied.
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['no_language_private'], $this->web_user);
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['no_language_private'], $this->web_user, 'hu');
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['no_language_private'], $this->web_user, 'ca');
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['no_language_private'], $this->web_user, 'en');

    // When no language is specified for a public node, access should be granted
    // only for the existing language (not specified), so only the request with
    // no language will give access, as this request will be made with the
    // langcode of the node, which is "not specified".
    $this
      ->assertNodeAccess($expected_node_access, $this->nodes['no_language_public'], $this->web_user);
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['no_language_public'], $this->web_user, 'hu');
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['no_language_public'], $this->web_user, 'ca');
    $this
      ->assertNodeAccess($expected_node_access_no_access, $this->nodes['no_language_public'], $this->web_user, 'en');

    // Query the node table with the node access tag in several languages.
    // Query with no language specified. The fallback (hu) will be used.
    $select = db_select('node', 'n')
      ->fields('n', array(
      'nid',
    ))
      ->addMetaData('account', $this->web_user)
      ->addTag('node_access');
    $nids = $select
      ->execute()
      ->fetchAllAssoc('nid');

    // Three nodes should be returned:
    // - Node with both translations public.
    // - Node with only the Catalan translation marked as private.
    // - No language node marked as public.
    $this
      ->assertEqual(count($nids), 3, 'db_select() returns 3 nodes when no langcode is specified.');
    $this
      ->assertTrue(array_key_exists($this->nodes['both_public']->nid, $nids), 'The node with both translations public is returned.');
    $this
      ->assertTrue(array_key_exists($this->nodes['ca_private']->nid, $nids), 'The node with only the Catalan translation private is returned.');
    $this
      ->assertTrue(array_key_exists($this->nodes['no_language_public']->nid, $nids), 'The node with no language is returned.');

    // Query with Hungarian (hu) specified.
    $select = db_select('node', 'n')
      ->fields('n', array(
      'nid',
    ))
      ->addMetaData('account', $this->web_user)
      ->addMetaData('langcode', 'hu')
      ->addTag('node_access');
    $nids = $select
      ->execute()
      ->fetchAllAssoc('nid');

    // Two nodes should be returned: the node with both translations public, and
    // the node with only the Catalan translation marked as private.
    $this
      ->assertEqual(count($nids), 2, 'db_select() returns 2 nodes when the hu langcode is specified.');
    $this
      ->assertTrue(array_key_exists($this->nodes['both_public']->nid, $nids), 'The node with both translations public is returned.');
    $this
      ->assertTrue(array_key_exists($this->nodes['ca_private']->nid, $nids), 'The node with only the Catalan translation private is returned.');

    // Query with Catalan (ca) specified.
    $select = db_select('node', 'n')
      ->fields('n', array(
      'nid',
    ))
      ->addMetaData('account', $this->web_user)
      ->addMetaData('langcode', 'ca')
      ->addTag('node_access');
    $nids = $select
      ->execute()
      ->fetchAllAssoc('nid');

    // Two nodes should be returned: the node with both translations public, and
    // the node with only the Hungarian translation marked as private.
    $this
      ->assertEqual(count($nids), 2, 'db_select() returns 2 nodes when the hu langcode is specified.');
    $this
      ->assertTrue(array_key_exists($this->nodes['both_public']->nid, $nids), 'The node with both translations public is returned.');
    $this
      ->assertTrue(array_key_exists($this->nodes['hu_private']->nid, $nids), 'The node with only the Hungarian translation private is returned.');

    // Query with German (de) specified.
    $select = db_select('node', 'n')
      ->fields('n', array(
      'nid',
    ))
      ->addMetaData('account', $this->web_user)
      ->addMetaData('langcode', 'de')
      ->addTag('node_access');
    $nids = $select
      ->execute()
      ->fetchAllAssoc('nid');

    // There are no nodes with German translations, so no results are returned.
    $this
      ->assertTrue(empty($nids), 'db_select() returns an empty result when the de langcode is specified.');

    // Query the nodes table as admin user (full access) with the node access
    // tag and no specific langcode.
    $select = db_select('node', 'n')
      ->fields('n', array(
      'nid',
    ))
      ->addMetaData('account', $this->admin_user)
      ->addTag('node_access');
    $nids = $select
      ->execute()
      ->fetchAllAssoc('nid');

    // All nodes are returned.
    $this
      ->assertEqual(count($nids), 6, 'db_select() returns all nodes.');

    // Query the nodes table as admin user (full access) with the node access
    // tag and langcode de.
    $select = db_select('node', 'n')
      ->fields('n', array(
      'nid',
    ))
      ->addMetaData('account', $this->admin_user)
      ->addMetaData('langcode', 'de')
      ->addTag('node_access');
    $nids = $select
      ->execute()
      ->fetchAllAssoc('nid');

    // Even though there is no German translation, all nodes are returned
    // because node access filtering does not occur when the user is user 1.
    $this
      ->assertEqual(count($nids), 6, 'db_select() returns all nodes.');
  }

}