Umbraco: social icon helpers

social.cshtml

@inherits Umbraco.Web.Mvc.UmbracoTemplatePage
	
@{
    var homePage = CurrentPage.AncestorsOrSelf(1).First();
}

@RenderLinkIfNotEmpty(homePage.twitterUrl, "twitter", "Twitter")
@RenderLinkIfNotEmpty(homePage.facebookUrl, "facebook", "Facebook")
@RenderLinkIfNotEmpty(homePage.youtubeUrl, "youtube", "Youtube")
@RenderLinkIfNotEmpty(homePage.flickrUrl, "flickr", "Flickr")

@helper RenderLinkIfNotEmpty(dynamic link, string cssClass, string linkName) {
// A helper function is handy when you have to do the same thing over and over again
    // So now we only have to write the "if" check and list item once, and we only need
    // to put in the things that can vary

    if (string.IsNullOrEmpty(link) == false) {
		<a href="@link" class="@cssClass social__link" target="_blank"><i class="[email protected]()"></i></a>
    }
}