<?php

/**
 * @file
 * Testing CRUD API in the browser.
 */

/**
 * Testing that users can not input bad URLs or labels
 */
class LinkUITest extends DrupalWebTestcase {

  /**
   * Link supposed to be good
   */
  const LINK_INPUT_TYPE_GOOD = 0;

  /**
   * Link supposed to have a bad title
   */
  const LINK_INPUT_TYPE_BAD_TITLE = 1;

  /**
   * Link supposed to have a bad URL
   */
  const LINK_INPUT_TYPE_BAD_URL = 2;

  public static function getInfo() {
    return array(
      'name' => 'Link CRUD - browser test',
      'description' => 'Tests the field CRUD (create, read, update, delete) API 2.',
      'group' => 'Link',
    );
  }

  function setUp() {
    parent::setUp('field_ui', 'link');
  }

  /**
   * Creates a link field for the "page" type and creates a page with a link.
   */
  function testLinkCreate() {
    //libxml_use_internal_errors(true);
    $perms = user_role_permissions(array(array_search('administrator', user_roles()) => 'administrator'));
    $perms = array_keys($perms[array_search('administrator', user_roles())]);
    $admin = $this->drupalCreateUser($perms);
    $this->drupalLogin($admin);


    // create field
    $name = strtolower($this->randomName());
    $edit = array(
      'fields[_add_new_field][label]' => $name,
      'fields[_add_new_field][field_name]' => $name,
      'fields[_add_new_field][type]' => 'link_field',
      'fields[_add_new_field][widget_type]' => 'link_field',
    );
    $this->drupalPost('admin/structure/types/manage/page/fields', $edit, t('Save'));
    $this->drupalPost(NULL, array(), t('Save field settings'));
    $this->drupalPost(NULL, array(), t('Save settings'));

    // Is field created?
    $this->assertRaw(t('Saved %label configuration', array('%label' => $name)), 'Field added');
    node_types_rebuild();
    menu_rebuild();

    $permission = 'create page content';
    $this->checkPermissions(array($permission), TRUE);

    // create page form
    //$this->drupalGet('node/add');
    $this->drupalGet('node/add/page');
    $field_name = 'field_' . $name;
    $this->assertField('edit-field-' . $name . '-und-0-title', 'Title found');
    $this->assertField('edit-field-' . $name . '-und-0-url', 'URL found');

    $input_test_cases = array(
      array(
        'href' => 'http://example.com/' . $this->randomName(),
        'label' => $this->randomName(),
        'msg' => 'Link found',
        'type' => self::LINK_INPUT_TYPE_GOOD
      ),
      array(
        'href' => 'http://example.com/' . $this->randomName(),
        'label' => $this->randomName() . '<script>alert("hi");</script>',
        'msg' => 'js label',
        'type' => self::LINK_INPUT_TYPE_BAD_TITLE
      ),
      array(
        'href' => 'http://example.com/' . $this->randomName(),
        'label' => $this->randomName() . '<script src="http://devil.site.com"></script>',
        'msg' => 'js label',
        'type' => self::LINK_INPUT_TYPE_BAD_TITLE
      ),
      array(
        'href' => 'http://example.com/' . $this->randomName(),
        'label' => $this->randomName() . '" onmouseover="alert(\'hi\')',
        'msg' => 'js label',
        'type' => self::LINK_INPUT_TYPE_BAD_TITLE
      ),
      array(
        'href' => 'http://example.com/' . $this->randomName(),
        'label' => $this->randomName() . '\' onmouseover="alert(\'hi\')',
        'msg' => 'js label',
        'type' => self::LINK_INPUT_TYPE_BAD_TITLE
      ),
      array(
        'href' => 'javascript:alert("http://example.com/' . $this->randomName() . '")',
        'label' => $this->randomName(),
        'msg' => 'js url',
        'type' => self::LINK_INPUT_TYPE_BAD_URL
      ),
      array(
        'href' => 'http://ecs-es.kelkoo.es/ctl/go/sitesearchGo?.ts=1338833010331&.sig=qP9GXeEFH6syBzwmzYkxmsvp1EI-',
        'label' => 'http://ecs-es.kelkoo.es/ctl/go/sitesearchGo?.ts=1338833010331&.sig=qP9GXeEFH6syBzwmzYkxmsvp1EI-',
        'msg' => 'Url with . in querystring',
        'type' => self::LINK_INPUT_TYPE_GOOD,
      ),
    );
    $test_case = array(
      'href' => 'www.example.com/' . $this->randomName(),
      'label' => $this->randomName(),
      'msg' => 'Link found',
      'type' => self::LINK_INPUT_TYPE_GOOD,
    );
    $test_case['expected_href'] = 'http://' . $test_case['href'];
    $input_test_cases[] = $test_case;

    foreach ($input_test_cases as $input) {
      $this->drupalLogin($admin);
      $this->drupalGet('node/add/page');

      $edit = array(
        'title' => $input['label'],
        $field_name . '[und][0][title]' => $input['label'],
        $field_name . '[und][0][url]' => $input['href'],
      );
      $this->drupalPost(NULL, $edit, t('Save'));
      if ($input['type'] == self::LINK_INPUT_TYPE_BAD_URL) {
        $this->assertRaw(t('The value %value provided for %field is not a valid URL.', array('%field' => $name, '%value' => trim($input['href']))), 'Not a valid URL: ' . $input['href']);
        continue;
      }
      else {
        $this->assertRaw(' ' . t('has been created.',
                           array('@type' => 'Basic Page', '%title' => $edit['title'])),
                         'Page created: ' . $input['href']);
      }
      $url = $this->getUrl();

      // change to Anonymous user.
      $this->drupalLogout();

      $this->drupalGet($url);
      //debug($this);
      // If simpletest starts using something to override the error system, this will flag
      // us and let us know it's broken.
      $this->assertFalse(libxml_use_internal_errors(TRUE));
      if (isset($input['expected_href'])) {
        $path = '//a[@href="' . $input['expected_href'] . '" and text()="' . $input['label'] . '"]';
      }
      else {
        $path = '//a[@href="' . $input['href'] . '" and text()="' . $input['label'] . '"]';
      }
      $elements = $this->xpath($path);
      libxml_use_internal_errors(FALSE);
      $this->assertIdentical(isset($elements[0]), $input['type'] == self::LINK_INPUT_TYPE_GOOD, $input['msg']);
    }
    //libxml_use_internal_errors(FALSE);
  }

  /**
   * Testing that if you use <strong> in a static title for your link, that the
   * title actually displays <strong>.
   */
  function testStaticLinkCreate() {
    $perms = user_role_permissions(array(array_search('administrator', user_roles()) => 'administrator'));
    $perms = array_keys($perms[array_search('administrator', user_roles())]);
    $admin = $this->drupalCreateUser($perms);
    $this->drupalLogin($admin);

    // create field
    $name = strtolower($this->randomName());
    $field_name = 'field_' . $name;
    $edit = array(
      'fields[_add_new_field][label]' => $name,
      'fields[_add_new_field][field_name]' => $name,
      'fields[_add_new_field][type]' => 'link_field',
      'fields[_add_new_field][widget_type]' => 'link_field',
    );
    $this->drupalPost('admin/structure/types/manage/page/fields', $edit, t('Save'));
    $this->drupalPost(NULL, array(), t('Save field settings'));
    $this->drupalPost(NULL, array(
      'instance[settings][title]' => 'value',
      'instance[settings][title_value]' => '<strong>' . $name . '</strong>'), t('Save settings'));

    // Is field created?
    $this->assertRaw(t('Saved %label configuration', array('%label' => $name)), 'Field added');

    // create page form
    $this->drupalGet('node/add/page');
    $this->assertField($field_name . '[und][0][url]', 'URL found');

    $input = array(
      'href' => 'http://example.com/' . $this->randomName()
    );

    $edit = array(
      'title' => $name,
      $field_name . '[und][0][url]' => $input['href'],
    );
    $this->drupalPost(NULL, $edit, t('Save'));

    $url = $this->getUrl();

    // change to anonymous user
    $this->drupalLogout();
    $this->drupalGet($url);

    $this->assertRaw(l('<strong>' . $name . '</strong>', $input['href'], array('html' => TRUE)));
  }
  
  /**
   * Testing that if you have the title but no url, the title is not sanitized twice.
   */
  function testCRUDTitleOnlyTitleNoLink() {
    $perms = user_role_permissions(array(array_search('administrator', user_roles()) => 'administrator'));
    $perms = array_keys($perms[array_search('administrator', user_roles())]);
    $admin = $this->drupalCreateUser($perms);
    $this->drupalLogin($admin);

    // create field
    $name = strtolower($this->randomName());
    $field_name = 'field_' . $name;
    $edit = array(
      'fields[_add_new_field][label]' => $name,
      'fields[_add_new_field][field_name]' => $name,
      'fields[_add_new_field][type]' => 'link_field',
      'fields[_add_new_field][widget_type]' => 'link_field',
    );
    $this->drupalPost('admin/structure/types/manage/page/fields', $edit, t('Save'));
    $this->drupalPost(NULL, array(), t('Save field settings'));
    $this->drupalPost(NULL, array(
      'instance[settings][url]' => 1,
    ), t('Save settings'));

    // Is field created?
    $this->assertRaw(t('Saved %label configuration', array('%label' => $name)), 'Field added');
    
    // create page form
    $this->drupalGet('node/add/page');
    $this->assertField($field_name . '[und][0][url]', 'URL found');

    $input = array(
      'title' => 'This & That',
      'href' => '',
    );

    $edit = array(
      'title' => $name,
      $field_name . '[und][0][title]' => $input['title'],
      $field_name . '[und][0][url]' => $input['href'],
    );
    $this->drupalPost(NULL, $edit, t('Save'));

    $url = $this->getUrl();
    
    // change to anonymous user
    $this->drupalLogout();
    $this->drupalGet($url);

    $this->assertRaw('This &amp; That');
  }

  /**
   * If we're creating a new field and just hit 'save' on the default options, we want to make
   * sure they are set to the expected results.
   */
  function testCRUDCreateFieldDefaults() {
    $perms = user_role_permissions(array(array_search('administrator', user_roles()) => 'administrator'));
    $perms = array_keys($perms[array_search('administrator', user_roles())]);
    $admin = $this->drupalCreateUser($perms);
    $this->drupalLogin($admin);

    // create field
    $name = strtolower($this->randomName());
    $edit = array(
      'fields[_add_new_field][label]' => $name,
      'fields[_add_new_field][field_name]' => $name,
      'fields[_add_new_field][type]' => 'link_field',
      'fields[_add_new_field][widget_type]' => 'link_field',
    );
    $this->drupalPost('admin/structure/types/manage/page/fields', $edit, t('Save'));
    $this->drupalPost(NULL, array(), t('Save field settings'));
    $this->drupalPost(NULL, array(), t('Save settings'));

    // Is field created?
    $this->assertRaw(t('Saved %label configuration', array('%label' => $name)), 'Field added');
    node_types_rebuild();
    menu_rebuild();

    _field_info_collate_fields(TRUE);
    $instances = field_info_instances('node', 'page');

    $instance = $instances['field_' . $name];
    $this->assertFalse($instance['required'], 'Make sure field is not required.');
    $this->assertEqual($instance['settings']['title'], 'optional', 'Title should be optional by default.');
    $this->assertTrue($instance['settings']['validate_url'], 'Make sure validation is on.');
    $this->assertTrue($instance['settings']['enable_tokens'], 'Enable Tokens should be on by default.');
    $this->assertEqual($instance['settings']['display']['url_cutoff'], 80, 'Url cutoff should be at 80 characters.');
    $this->assertEqual($instance['settings']['attributes']['target'], 'default', 'Target should be "default"');
    $this->assertFalse($instance['settings']['attributes']['rel'], 'Rel should be blank by default.');
    $this->assertFalse($instance['settings']['attributes']['class'], 'By default, no class should be set.');
    $this->assertFalse($instance['settings']['title_value'], 'By default, no title should be set.');
  }
  
  /**
   * If we're creating a new field and just hit 'save' on the default options, we want to make
   * sure they are set to the expected results.
   */
  function testCRUDCreateFieldWithClass() {
    $perms = user_role_permissions(array(array_search('administrator', user_roles()) => 'administrator'));
    $perms = array_keys($perms[array_search('administrator', user_roles())]);
    $admin = $this->drupalCreateUser($perms);
    $this->drupalLogin($admin);

    // create field
    $name = strtolower($this->randomName());
    $edit = array(
      'fields[_add_new_field][label]' => $name,
      'fields[_add_new_field][field_name]' => $name,
      'fields[_add_new_field][type]' => 'link_field',
      'fields[_add_new_field][widget_type]' => 'link_field',
    );
    $this->drupalPost('admin/structure/types/manage/page/fields', $edit, t('Save'));

    $this->drupalPost(NULL, array(), t('Save field settings'));
    $link_class_name = 'basic-link-' . strtolower($this->randomName());
    $edit = array(
      'instance[settings][attributes][class]' => $link_class_name,
    );
    $this->drupalPost(NULL, $edit, t('Save settings'));

    // Is field created?
    $this->assertRaw(t('Saved %label configuration', array('%label' => $name)), 'Field added');
    node_types_rebuild();
    menu_rebuild();

    _field_info_collate_fields(TRUE);
    $instances = field_info_instances('node', 'page');

    $instance = $instances['field_' . $name];
    $this->assertFalse($instance['required'], 'Make sure field is not required.');
    $this->assertEqual($instance['settings']['title'], 'optional', 'Title should be optional by default.');
    $this->assertTrue($instance['settings']['validate_url'], 'Make sure validation is on.');
    $this->assertTrue($instance['settings']['enable_tokens'], 'Enable Tokens should be on by default.');
    $this->assertEqual($instance['settings']['display']['url_cutoff'], 80, 'Url cutoff should be at 80 characters.');
    $this->assertEqual($instance['settings']['attributes']['target'], 'default', 'Target should be "default"');
    $this->assertFalse($instance['settings']['attributes']['rel'], 'Rel should be blank by default.');
    $this->assertEqual($instance['settings']['attributes']['class'], $link_class_name, 'One class should be set.');
    $this->assertFalse($instance['settings']['title_value'], 'By default, no title should be set.');
    
    // Now, let's create a node with this field and make sure the link shows up:
    // create page form
    $field_name = 'field_' . $name;
    $this->drupalGet('node/add/page');
    $this->assertField($field_name . '[und][0][url]', 'URL found');

    $input = array(
      'title' => 'This & That',
      'href' => 'http://www.example.com/',
    );

    $edit = array(
      'title' => $field_name,
      $field_name . '[und][0][title]' => $input['title'],
      $field_name . '[und][0][url]' => $input['href'],
    );
    $this->drupalPost(NULL, $edit, t('Save'));

    $url = $this->getUrl();
    
    // change to anonymous user
    $this->drupalLogout();
    $this->drupalGet($url);

    $this->assertRaw('This &amp; That');
    $this->assertPattern('|class\s?=\s?"' . $link_class_name . '"|', "Class $link_class_name exists on page.");
  }

/**
   * If we're creating a new field and just hit 'save' on the default options, we want to make
   * sure they are set to the expected results.
   */
  function testCRUDCreateFieldWithTwoClasses() {
    $perms = user_role_permissions(array(array_search('administrator', user_roles()) => 'administrator'));
    $perms = array_keys($perms[array_search('administrator', user_roles())]);
    $admin = $this->drupalCreateUser($perms);
    $this->drupalLogin($admin);

    // create field
    $name = strtolower($this->randomName());
    $edit = array(
      'fields[_add_new_field][label]' => $name,
      'fields[_add_new_field][field_name]' => $name,
      'fields[_add_new_field][type]' => 'link_field',
      'fields[_add_new_field][widget_type]' => 'link_field',
    );
    $this->drupalPost('admin/structure/types/manage/page/fields', $edit, t('Save'));

    $this->drupalPost(NULL, array(), t('Save field settings'));
    $link_class_name = 'basic-link ' . strtoupper($this->randomName());
    $edit = array(
      'instance[settings][attributes][class]' => $link_class_name,
    );
    $this->drupalPost(NULL, $edit, t('Save settings'));

    // Is field created?
    $this->assertRaw(t('Saved %label configuration', array('%label' => $name)), 'Field added');
    node_types_rebuild();
    menu_rebuild();

    _field_info_collate_fields(TRUE);
    $instances = field_info_instances('node', 'page');

    $instance = $instances['field_' . $name];
    $this->assertFalse($instance['required'], 'Make sure field is not required.');
    $this->assertEqual($instance['settings']['title'], 'optional', 'Title should be optional by default.');
    $this->assertTrue($instance['settings']['validate_url'], 'Make sure validation is on.');
    $this->assertTrue($instance['settings']['enable_tokens'], 'Enable Tokens should be on by default.');
    $this->assertEqual($instance['settings']['display']['url_cutoff'], 80, 'Url cutoff should be at 80 characters.');
    $this->assertEqual($instance['settings']['attributes']['target'], 'default', 'Target should be "default"');
    $this->assertFalse($instance['settings']['attributes']['rel'], 'Rel should be blank by default.');
    $this->assertEqual($instance['settings']['attributes']['class'], $link_class_name, 'Two classes should be set.');
    $this->assertFalse($instance['settings']['title_value'], 'By default, no title should be set.');
    
    // Now, let's create a node with this field and make sure the link shows up:
    // create page form
    $field_name = 'field_' . $name;
    $this->drupalGet('node/add/page');
    $this->assertField($field_name . '[und][0][url]', 'URL found');

    $input = array(
      'title' => 'This & That',
      'href' => 'http://www.example.com/',
    );

    $edit = array(
      'title' => $field_name,
      $field_name . '[und][0][title]' => $input['title'],
      $field_name . '[und][0][url]' => $input['href'],
    );
    $this->drupalPost(NULL, $edit, t('Save'));

    $url = $this->getUrl();
    
    // change to anonymous user
    $this->drupalLogout();
    $this->drupalGet($url);

    $this->assertRaw('This &amp; That');
    $this->assertPattern('|class\s?=\s?"' . $link_class_name . '"|', "Classes $link_class_name exist on page.");
  }
}