Glass.Mapper.Sc.DataMappers.SitecoreFieldLinkMapper.GetField C# (CSharp) Méthode

        public override object GetField(Sitecore.Data.Fields.Field field, SitecoreFieldConfiguration config, SitecoreDataMappingContext context)
        {

            if (field == null || field.Value.Trim().IsNullOrEmpty()) return null;

            Link link = new Link();
            LinkField linkField = new LinkField(field);

            link.Anchor = linkField.Anchor;
            link.Class = linkField.Class;
            link.Text = linkField.Text;
            link.Title = linkField.Title;
            link.Target = linkField.Target;
            link.Query = HttpUtility.UrlDecode(linkField.QueryString);

            switch (linkField.LinkType)
            {
                case "anchor":
                    link.Url = linkField.Anchor;
                    link.Type = LinkType.Anchor;
                    break;
                case "external":
                    link.Url = linkField.Url;
                    link.Type = LinkType.External;
                    break;
                case "mailto":
                    link.Url = linkField.Url;
                    link.Type = LinkType.MailTo;
                    break;
                case "javascript":
                    link.Url = linkField.Url;
                    link.Type = LinkType.JavaScript;
                    break;
                case "media":
                    if (linkField.TargetItem == null)
                        link.Url = string.Empty;
                    else
                    {
                        global::Sitecore.Data.Items.MediaItem media =
                            new global::Sitecore.Data.Items.MediaItem(linkField.TargetItem);
                        link.Url = global::Sitecore.Resources.Media.MediaManager.GetMediaUrl(media);
                    }
                    link.Type = LinkType.Media;
                    link.TargetId = linkField.TargetID.Guid;
                    break;
                case "internal":
                    var urlOptions = _urlOptionsResolver.CreateUrlOptions(config.UrlOptions);
                    link.Url = linkField.TargetItem == null ? string.Empty : LinkManager.GetItemUrl(linkField.TargetItem, urlOptions);
                    link.Type = LinkType.Internal;
                    link.TargetId = linkField.TargetID.Guid;
                    link.Text =  linkField.Text.IsNullOrEmpty() ? (linkField.TargetItem == null ? string.Empty : linkField.TargetItem.DisplayName) : linkField.Text;
                    break;
                default:
                    return null;
            }


         

            return link;
        }

        public void GetField_FieldContainsExternal_ReturnsExternalLink()
        {
            //Assign
            var mapper = new SitecoreFieldLinkMapper();
            var fieldValue =
                "<link text=\"Test description\" linktype=\"external\" url=\"http://www.google.com\" anchor=\"\" title=\"test alternative\" class=\"testClass\" target=\"_blank\" />";

            var item = Database.GetItem("/sitecore/content/Tests/DataMappers/SitecoreFieldLinkMapper/GetField");
            var field = item.Fields[FieldName];

            using (new ItemEditing(item, true))
            {
                field.Value = fieldValue;
            }

            //Act
            var result = mapper.GetField(field, null, null) as Link;

            //Assert
            Assert.AreEqual("", result.Anchor);
            Assert.AreEqual("testClass", result.Class);
            Assert.AreEqual("", result.Query);
            Assert.AreEqual("_blank", result.Target);
            Assert.AreEqual(Guid.Empty, result.TargetId);
            Assert.AreEqual("Test description", result.Text);
            Assert.AreEqual("test alternative", result.Title);
            Assert.AreEqual(LinkType.External, result.Type);
            Assert.AreEqual("http://www.google.com", result.Url);
        }