Club Drupal

<?php

/**

 * @file

 * Test file for Matomo module.

 */

class MatomoBasicTest extends DrupalWebTestCase {

  /**

   * User without permissions to edit snippets.

   *

   * @var \StdClass

   */

  protected $noSnippetUser;

  public static function getInfo() {

    return array(

      'name' => t('Matomo basic tests'),

      'description' => t('Test basic functionality of Matomo module.'),

      'group' => 'Matomo',

    );

  }

  function setUp() {

    parent::setUp('matomo');

    $permissions = array(

      'access administration pages',

      'administer matomo',

    );

    // User to set up matomo.

    $this->noSnippetUser = $this->drupalCreateUser($permissions);

    $permissions[] = 'add js snippets for matomo';

    $this->admin_user = $this->drupalCreateUser($permissions);

    $this->drupalLogin($this->admin_user);

  }

  function testMatomoConfiguration() {

    // Check for setting page's presence.

    $this->drupalGet('admin/config/system/matomo');

    $this->assertRaw(t('Matomo site ID'), '[testMatomoConfiguration]: Settings page displayed.');

    // Check for account code validation.

    $edit['matomo_site_id'] = $this->randomName(2);

    $this->drupalPost('admin/config/system/matomo', $edit, 'Save configuration');

    $this->assertRaw(t('A valid Matomo site ID is an integer only.'), '[testMatomoConfiguration]: Invalid Matomo site ID number validated.');

    // User should have access to code snippets.

    $this->assertFieldByName('matomo_codesnippet_before');

    $this->assertFieldByName('matomo_codesnippet_after');

    $this->assertNoFieldByXPath("//textarea[@name='matomo_codesnippet_before' and @disabled='disabled']", NULL, '"Code snippet (before)" is enabled.');

    $this->assertNoFieldByXPath("//textarea[@name='matomo_codesnippet_after' and @disabled='disabled']", NULL, '"Code snippet (after)" is enabled.');

    // Login as user without JS permissions.

    $this->drupalLogin($this->noSnippetUser);

    $this->drupalGet('admin/config/system/matomo');

    // User should *not* have access to snippets, but create fields.

    $this->assertFieldByName('matomo_codesnippet_before');

    $this->assertFieldByName('matomo_codesnippet_after');

    $this->assertFieldByXPath("//textarea[@name='matomo_codesnippet_before' and @disabled='disabled']", NULL, '"Code snippet (before)" is disabled.');

    $this->assertFieldByXPath("//textarea[@name='matomo_codesnippet_after' and @disabled='disabled']", NULL, '"Code snippet (after)" is disabled.');

  }

  function testMatomoPageVisibility() {

    $ua_code = '1';

    variable_set('matomo_site_id', $ua_code);

    variable_get('matomo_url_http', 'http://example.com/matomo/');

    variable_get('matomo_url_https', 'https://example.com/matomo/');

    // Show tracking on "every page except the listed pages".

    variable_set('matomo_visibility_pages', 0);

    // Disable tracking one "admin*" pages only.

    variable_set('matomo_pages', "admin\nadmin/*");

    // Enable tracking only for authenticated users only.

    variable_set('matomo_roles', array(DRUPAL_AUTHENTICATED_RID => DRUPAL_AUTHENTICATED_RID));

    // Check tracking code visibility.

    $this->drupalGet('');

    $this->assertRaw('/matomo/matomo.js', '[testMatomoPageVisibility]: Custom tracking script is is displayed for authenticated users.');

    $this->assertRaw('u+"piwik.php"', '[testMatomoPageVisibility]: Tracking code is displayed for authenticated users.');

    // Test whether tracking code is not included on pages to omit.

    $this->drupalGet('admin');

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoPageVisibility]: Tracking code is not displayed on admin page.');

    $this->drupalGet('admin/config/system/matomo');

    // Checking for tracking code URI here, as $ua_code is displayed in the form.

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoPageVisibility]: Tracking code is not displayed on admin subpage.');

    // Test whether tracking code display is properly flipped.

    variable_set('matomo_visibility_pages', 1);

    $this->drupalGet('admin');

    $this->assertRaw('u+"piwik.php"', '[testMatomoPageVisibility]: Tracking code is displayed on admin page.');

    $this->drupalGet('admin/config/system/matomo');

    // Checking for tracking code URI here, as $ua_code is displayed in the form.

    $this->assertRaw('u+"piwik.php"', '[testMatomoPageVisibility]: Tracking code is displayed on admin subpage.');

    $this->drupalGet('');

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoPageVisibility]: Tracking code is NOT displayed on front page.');

    // Test whether tracking code is not display for anonymous.

    $this->drupalLogout();

    $this->drupalGet('');

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoPageVisibility]: Tracking code is NOT displayed for anonymous.');

    // Switch back to every page except the listed pages.

    variable_set('matomo_visibility_pages', 0);

    // Enable tracking code for all user roles.

    variable_set('matomo_roles', array());

    // Test whether 403 forbidden tracking code is shown if user has no access.

    $this->drupalGet('admin');

    $this->assertRaw('403/URL = "', '[testMatomoPageVisibility]: 403 Forbidden tracking code shown if user has no access.');

    // Test whether 404 not found tracking code is shown on non-existent pages.

    $this->drupalGet($this->randomName(64));

    $this->assertRaw('404/URL = "', '[testMatomoPageVisibility]: 404 Not Found tracking code shown on non-existent page.');

  }

  function testMatomoTrackingCode() {

    $ua_code = '2';

    variable_set('matomo_site_id', $ua_code);

    variable_get('matomo_url_http', 'http://example.com/matomo/');

    variable_get('matomo_url_https', 'https://example.com/matomo/');

    // Show tracking code on every page except the listed pages.

    variable_set('matomo_visibility_pages', 0);

    // Enable tracking code for all user roles.

    variable_set('matomo_roles', array());

    /* Sample JS code as added to page:

    <script type="text/javascript">

    var _paq = _paq || [];

    (function(){

        var u=(("https:" == document.location.protocol) ? "https://{$MATOMO_URL}" : "http://{$MATOMO_URL}");

        _paq.push(['setSiteId', {$IDSITE}]);

        _paq.push(['setTrackerUrl', u+'piwik.php']);

        _paq.push(['trackPageView']);

        var d=document,

            g=d.createElement('script'),

            s=d.getElementsByTagName('script')[0];

            g.type='text/javascript';

            g.defer=true;

            g.async=true;

            g.src=u+'matomo.js';

            s.parentNode.insertBefore(g,s);

    })();

    </script>

    */

    // Test whether tracking code uses latest JS.

    variable_set('matomo_cache', 0);

    $this->drupalGet('');

    $this->assertRaw('u+"piwik.php"', '[testMatomoTrackingCode]: Latest tracking code used.');

    // Test if tracking of User ID is enabled.

    variable_set('matomo_trackuserid', 1);

    $this->drupalGet('');

    $this->assertRaw('_paq.push(["setUserId", ', '[testMatomoTrackingCode]: Tracking code for User ID is enabled.');

    // Test if tracking of User ID is disabled.

    variable_set('matomo_trackuserid', 0);

    $this->drupalGet('');

    $this->assertNoRaw('_paq.push(["setUserId", ', '[testMatomoTrackingCode]: Tracking code for User ID is disabled.');

    // Test whether single domain tracking is active.

    $this->drupalGet('');

    $this->assertNoRaw('_paq.push(["setCookieDomain"', '[testMatomoTrackingCode]: Single domain tracking is active.');

    // Enable "One domain with multiple subdomains".

    variable_set('matomo_domain_mode', 1);

    $this->drupalGet('');

    // Test may run on localhost, an ipaddress or real domain name.

    // TODO: Workaround to run tests successfully. This feature cannot tested reliable.

    global $cookie_domain;

    if (count(explode('.', $cookie_domain)) > 2 && !is_numeric(str_replace('.', '', $cookie_domain))) {

      $this->assertRaw('_paq.push(["setCookieDomain"', '[testMatomoTrackingCode]: One domain with multiple subdomains is active on real host.');

    }

    else {

      // Special cases, Localhost and IP addresses don't show 'setCookieDomain'.

      $this->assertNoRaw('_paq.push(["setCookieDomain"', '[testMatomoTrackingCode]: One domain with multiple subdomains may be active on localhost (test result is not reliable).');

    }

    // Test whether the BEFORE and AFTER code is added to the tracker.

    variable_set('matomo_codesnippet_before', '_paq.push(["setLinkTrackingTimer", 250]);');

    variable_set('matomo_codesnippet_after', '_paq.push(["t2.setSiteId", 2]);_gaq.push(["t2.trackPageView"]);');

    $this->drupalGet('');

    $this->assertRaw('setLinkTrackingTimer', '[testMatomoTrackingCode]: Before codesnippet has been found with "setLinkTrackingTimer" set.');

    $this->assertRaw('t2.trackPageView', '[testMatomoTrackingCode]: After codesnippet with "t2" tracker has been found.');

  }

}

class MatomoCustomVariablesTest extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => t('Matomo Custom Variables tests'),

      'description' => t('Test custom variables functionality of Matomo module.'),

      'group' => 'Matomo',

      'dependencies' => array('token'),

    );

  }

  function setUp() {

    parent::setUp('matomo', 'token');

    $permissions = array(

      'access administration pages',

      'administer matomo',

    );

    // User to set up matomo.

    $this->admin_user = $this->drupalCreateUser($permissions);

  }

  function testMatomoCustomVariables() {

    $ua_code = '3';

    variable_set('matomo_site_id', $ua_code);

    // Basic test if the feature works.

    $custom_vars = array(

      'slots' => array(

        1 => array(

          'slot' => 1,

          'name' => 'Foo 1',

          'value' => 'Bar 1',

          'scope' => 3,

        ),

        2 => array(

          'slot' => 2,

          'name' => 'Foo 2',

          'value' => 'Bar 2',

          'scope' => 2,

        ),

        3 => array(

          'slot' => 3,

          'name' => 'Foo 3',

          'value' => 'Bar 3',

          'scope' => 3,

        ),

        4 => array(

          'slot' => 4,

          'name' => 'Foo 4',

          'value' => 'Bar 4',

          'scope' => 2,

        ),

        5 => array(

          'slot' => 5,

          'name' => 'Foo 5',

          'value' => 'Bar 5',

          'scope' => 1,

        ),

      )

    );

    variable_set('matomo_custom_var', $custom_vars);

    $this->drupalGet('');

    foreach ($custom_vars['slots'] as $slot) {

      $this->assertRaw("_paq.push(['setCustomVariable', " . $slot['slot'] . ", \"" . $slot['name'] . "\", \"" . $slot['value'] . "\", " . $slot['scope'] . "]);", '[testMatomoCustomVariables]: setCustomVariable ' . $slot['slot'] . ' is shown.');

    }

    // Test whether tokens are replaced in custom variable names.

    $site_slogan = $this->randomName(16);

    variable_set('site_slogan', $site_slogan);

    $custom_vars = array(

      'slots' => array(

        1 => array(

          'slot' => 1,

          'name' => 'Name: [site:slogan]',

          'value' => 'Value: [site:slogan]',

          'scope' => 3,

        ),

        2 => array(

          'slot' => 2,

          'name' => '',

          'value' => $this->randomName(16),

          'scope' => 1,

        ),

        3 => array(

          'slot' => 3,

          'name' => $this->randomName(16),

          'value' => '',

          'scope' => 2,

        ),

        4 => array(

          'slot' => 4,

          'name' => '',

          'value' => '',

          'scope' => 3,

        ),

        5 => array(

          'slot' => 5,

          'name' => '',

          'value' => '',

          'scope' => 3,

        ),

      )

    );

    variable_set('matomo_custom_var', $custom_vars);

    $this->verbose('<pre>' . print_r($custom_vars, TRUE) . '</pre>');

    $this->drupalGet('');

    $this->assertRaw("_paq.push(['setCustomVariable', 1, \"Name: $site_slogan\", \"Value: $site_slogan\", 3]", '[testMatomoCustomVariables]: Tokens have been replaced in custom variable.');

    $this->assertNoRaw("_paq.push(['setCustomVariable', 2,", '[testMatomoCustomVariables]: Value with empty name is not shown.');

    $this->assertNoRaw("_paq.push(['setCustomVariable', 3,", '[testMatomoCustomVariables]: Name with empty value is not shown.');

    $this->assertNoRaw("_paq.push(['setCustomVariable', 4,", '[testMatomoCustomVariables]: Empty name and value is not shown.');

    $this->assertNoRaw("_paq.push(['setCustomVariable', 5,", '[testMatomoCustomVariables]: Empty name and value is not shown.');

  }

}

/**

 * Test custom url functionality of Matomo module.

 */

class MatomoCustomUrls extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Matomo custom url tests',

      'description' => 'Test custom url functionality of Matomo module.',

      'group' => 'Matomo',

    );

  }

  function setUp() {

    parent::setUp('matomo');

    $permissions = array(

      'access administration pages',

      'administer matomo',

    );

    // User to set up matomo.

    $this->admin_user = $this->drupalCreateUser($permissions);

  }

  /**

   * Tests if user password page urls are overridden.

   */

  public function testMatomoUserPasswordPage() {

    $base_path = base_path();

    $ua_code = '1';

    variable_set('matomo_site_id', $ua_code);

    variable_get('matomo_url_http', 'http://example.com/matomo/');

    variable_get('matomo_url_https', 'https://example.com/matomo/');

    $this->drupalGet('user/password', array('query' => array('name' => 'foo')));

    $this->assertRaw('_paq.push(["setCustomUrl", ' . drupal_json_encode(url('user/password')) . ']);');

    $this->drupalGet('user/password', array('query' => array('name' => 'foo@example.com')));

    $this->assertRaw('_paq.push(["setCustomUrl", ' . drupal_json_encode(url('user/password')) . ']);');

    $this->drupalGet('user/password');

    $this->assertNoRaw('_paq.push(["setCustomUrl", "', '[testMatomoCustomUrls]: Custom url not set.');

  }

}

class MatomoStatusMessagesTest extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Matomo status messages tests',

      'description' => 'Test status messages functionality of Matomo module.',

      'group' => 'Matomo',

    );

  }

  function setUp() {

    parent::setUp('matomo');

    $permissions = array(

      'access administration pages',

      'administer matomo',

    );

    // User to set up matomo.

    $this->admin_user = $this->drupalCreateUser($permissions);

  }

  function testMatomoStatusMessages() {

    $ua_code = '1';

    variable_set('matomo_site_id', $ua_code);

    // Enable logging of errors only.

    variable_set('matomo_trackmessages', array('error' => 'error'));

    $this->drupalPost('user/login', array(), t('Log in'));

    $this->assertRaw('_paq.push(["trackEvent", "Messages", "Error message", "Username field is required."]);', '[testMatomoStatusMessages]: trackEvent "Username field is required." is shown.');

    $this->assertRaw('_paq.push(["trackEvent", "Messages", "Error message", "Password field is required."]);', '[testMatomoStatusMessages]: trackEvent "Password field is required." is shown.');

    // @todo: investigate why drupal_set_message() fails.

    //drupal_set_message('Example status message.', 'status');

    //drupal_set_message('Example warning message.', 'warning');

    //drupal_set_message('Example error message.', 'error');

    //drupal_set_message('Example error <em>message</em> with html tags and <a href="http://example.com/">link</a>.', 'error');

    //$this->drupalGet('');

    //$this->assertNoRaw('_paq.push(["trackEvent", "Messages", "Status message", "Example status message."]);', '[testMatomoStatusMessages]: Example status message is not enabled for tracking.');

    //$this->assertNoRaw('_paq.push(["trackEvent", "Messages", "Warning message", "Example warning message."]);', '[testMatomoStatusMessages]: Example warning message is not enabled for tracking.');

    //$this->assertRaw('_paq.push(["trackEvent", "Messages", "Error message", "Example error message."]);', '[testMatomoStatusMessages]: Example error message is shown.');

    //$this->assertRaw('_paq.push(["trackEvent", "Messages", "Error message", "Example error message with html tags and link."]);', '[testMatomoStatusMessages]: HTML has been stripped successful from Example error message with html tags and link.');

  }

}

class MatomoRolesTest extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => t('Matomo role tests'),

      'description' => t('Test roles functionality of Matomo module.'),

      'group' => 'Matomo',

    );

  }

  function setUp() {

    parent::setUp('matomo');

    $permissions = array(

      'access administration pages',

      'administer matomo',

    );

    // User to set up matomo.

    $this->admin_user = $this->drupalCreateUser($permissions);

  }

  function testMatomoRolesTracking() {

    $ua_code = '1';

    variable_set('matomo_site_id', $ua_code);

    variable_get('matomo_url_http', 'http://example.com/matomo/');

    variable_get('matomo_url_https', 'https://example.com/matomo/');

    // Test if the default settings are working as expected.

    // Add to the selected roles only.

    variable_set('matomo_visibility_roles', 0);

    // Enable tracking for all users.

    variable_set('matomo_roles', array());

    // Check tracking code visibility.

    $this->drupalGet('');

    $this->assertRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is displayed for anonymous users on frontpage with default settings.');

    $this->drupalGet('admin');

    $this->assertRaw('"403/URL = "', '[testMatomoRoleVisibility]: 403 Forbidden tracking code is displayed for anonymous users in admin section with default settings.');

    $this->drupalLogin($this->admin_user);

    $this->drupalGet('');

    $this->assertRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is displayed for authenticated users on frontpage with default settings.');

    $this->drupalGet('admin');

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is NOT displayed for authenticated users in admin section with default settings.');

    // Test if the non-default settings are working as expected.

    // Enable tracking only for authenticated users.

    variable_set('matomo_roles', array(DRUPAL_AUTHENTICATED_RID => DRUPAL_AUTHENTICATED_RID));

    $this->drupalGet('');

    $this->assertRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is displayed for authenticated users only on frontpage.');

    $this->drupalLogout();

    $this->drupalGet('');

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is NOT displayed for anonymous users on frontpage.');

    // Add to every role except the selected ones.

    variable_set('matomo_visibility_roles', 1);

    // Enable tracking for all users.

    variable_set('matomo_roles', array());

    // Check tracking code visibility.

    $this->drupalGet('');

    $this->assertRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is added to every role and displayed for anonymous users.');

    $this->drupalGet('admin');

    $this->assertRaw('"403/URL = "', '[testMatomoRoleVisibility]: 403 Forbidden tracking code is shown for anonymous users if every role except the selected ones is selected.');

    $this->drupalLogin($this->admin_user);

    $this->drupalGet('');

    $this->assertRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is added to every role and displayed on frontpage for authenticated users.');

    $this->drupalGet('admin');

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is added to every role and NOT displayed in admin section for authenticated users.');

    // Disable tracking for authenticated users.

    variable_set('matomo_roles', array(DRUPAL_AUTHENTICATED_RID => DRUPAL_AUTHENTICATED_RID));

    $this->drupalGet('');

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is NOT displayed on frontpage for excluded authenticated users.');

    $this->drupalGet('admin');

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is NOT displayed in admin section for excluded authenticated users.');

    $this->drupalLogout();

    $this->drupalGet('');

    $this->assertRaw('u+"piwik.php"', '[testMatomoRoleVisibility]: Tracking code is displayed on frontpage for included anonymous users.');

  }

}

class MatomoPhpFilterTest extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Matomo php filter tests',

      'description' => 'Test php filter functionality of Matomo module.',

      'group' => 'Matomo',

    );

  }

  function setUp() {

    parent::setUp('matomo', 'php');

    // Administrator with all permissions.

    $permissions_admin_user = array(

      'access administration pages',

      'administer matomo',

      'use php for matomo tracking visibility',

    );

    $this->admin_user = $this->drupalCreateUser($permissions_admin_user);

    // Administrator who cannot configure tracking visibility with PHP.

    $permissions_delegated_admin_user = array(

      'access administration pages',

      'administer matomo',

    );

    $this->delegated_admin_user = $this->drupalCreateUser($permissions_delegated_admin_user);

  }

  function testMatomoPhpFilter() {

    $ua_code = '1';

    $this->drupalLogin($this->admin_user);

    $edit = array();

    $edit['matomo_site_id'] = $ua_code;

    $edit['matomo_url_http'] = 'http://example.com/matomo/';

    $edit['matomo_url_https'] = 'https://example.com/matomo/';

    $edit['matomo_url_skiperror'] = TRUE; // Required for testing only.

    $edit['matomo_visibility_pages'] = 2;

    $edit['matomo_pages'] = '<?php return 0; ?>';

    $this->drupalPost('admin/config/system/matomo', $edit, t('Save configuration'));

    // Compare saved setting with posted setting.

    $matomo_pages = variable_get('matomo_pages', $this->randomName(8));

    $this->assertEqual('<?php return 0; ?>', $matomo_pages, '[testMatomoPhpFilter]: PHP code snippet is intact.');

    // Check tracking code visibility.

    variable_set('matomo_pages', '<?php return TRUE; ?>');

    $this->drupalGet('');

    $this->assertRaw('u+"piwik.php"', '[testMatomoPhpFilter]: Tracking is displayed on frontpage page.');

    $this->drupalGet('admin');

    $this->assertRaw('u+"piwik.php"', '[testMatomoPhpFilter]: Tracking is displayed on admin page.');

    variable_set('matomo_pages', '<?php return FALSE; ?>');

    $this->drupalGet('');

    $this->assertNoRaw('u+"piwik.php"', '[testMatomoPhpFilter]: Tracking is not displayed on frontpage page.');

    // Test administration form.

    variable_set('matomo_pages', '<?php return TRUE; ?>');

    $this->drupalGet('admin/config/system/matomo');

    $this->assertRaw(t('Pages on which this PHP code returns <code>TRUE</code> (experts only)'), '[testMatomoPhpFilter]: Permission to administer PHP for tracking visibility.');

    $this->assertRaw(check_plain('<?php return TRUE; ?>'), '[testMatomoPhpFilter]: PHP code snippted is displayed.');

    // Login the delegated user and check if fields are visible.

    $this->drupalLogin($this->delegated_admin_user);

    $this->drupalGet('admin/config/system/matomo');

    $this->assertNoRaw(t('Pages on which this PHP code returns <code>TRUE</code> (experts only)'), '[testMatomoPhpFilter]: No permission to administer PHP for tracking visibility.');

    $this->assertNoRaw(check_plain('<?php return TRUE; ?>'), '[testMatomoPhpFilter]: No permission to view PHP code snippted.');

    // Set a different value and verify that this is still the same after the post.

    variable_set('matomo_pages', '<?php return 0; ?>');

    $edit = array();

    $edit['matomo_site_id'] = $ua_code;

    $edit['matomo_url_http'] = 'http://example.com/matomo/';

    $edit['matomo_url_https'] = 'https://example.com/matomo/';

    $edit['matomo_url_skiperror'] = TRUE; // Required for testing only.

    $this->drupalPost('admin/config/system/matomo', $edit, t('Save configuration'));

    // Compare saved setting with posted setting.

    $matomo_visibility_pages = variable_get('matomo_visibility_pages', 0);

    $matomo_pages = variable_get('matomo_pages', $this->randomName(8));

    $this->assertEqual(2, $matomo_visibility_pages, '[testMatomoPhpFilter]: Pages on which this PHP code returns TRUE is selected.');

    $this->assertEqual('<?php return 0; ?>', $matomo_pages, '[testMatomoPhpFilter]: PHP code snippet is intact.');

  }

}