/// <summary>
/// Initializes a new instance of the <see cref="UmbracoBannerSettingsService" /> class.
/// </summary>
/// <param name="content">An Umbraco page using the <see cref="BannersDocumentType"/> document type.</param>
/// <param name="targetUrlReader">The URL list reader.</param>
/// <exception cref="System.ArgumentNullException">
/// content
/// or
/// targetUrlReader
/// </exception>
public UmbracoBannerSettingsService(IPublishedContent content, IUrlListReader targetUrlReader)
{
if (content == null) throw new ArgumentNullException("content");
if (targetUrlReader == null) throw new ArgumentNullException("targetUrlReader");
_content = content;
_targetUrlReader = targetUrlReader;
}
/// <summary>
/// Initializes a new instance of the <see cref="UmbracoBannerSettingsService" /> class.
/// </summary>
/// <param name="content">An Umbraco page using the 'Banners' document type.</param>
/// <param name="targetUrlReader">The URL list reader.</param>
/// <exception cref="System.ArgumentNullException">
/// targetUrlReader
/// </exception>
public UmbracoBannerSettingsService(IPublishedContent content, IUrlListReader targetUrlReader)
{
if (targetUrlReader == null)
{
throw new ArgumentNullException("targetUrlReader");
}
_content = content;
_targetUrlReader = targetUrlReader;
}
/// <summary>
/// Get banner settings from an Umbraco page using the <see cref="BannerDocumentType"/> document type
/// </summary>
/// <param name="bannerPage">The bannerPage.</param>
/// <param name="urlListReader">The URL list reader.</param>
private static Banner ReadBannerFromUmbraco(IPublishedContent bannerPage, IUrlListReader urlListReader)
{
var model = new Banner()
{
Inherit = bannerPage.GetPropertyValue <bool>("inherit_Content"),
Cascade = bannerPage.GetPropertyValue <bool>("cascade_Content")
};
// Minimum requirement is just somewhere to display it. Return null if missing.
// An image is not required because it's useful to set up a banner with no image as a way of stopping other banners.
var imageData = bannerPage.GetPropertyValue <IPublishedContent>("bannerImage_Content");
if (imageData != null)
{
model.BannerImage = new Image()
{
AlternativeText = imageData.Name,
ImageUrl = new Uri(imageData.Url, UriKind.Relative),
Width = imageData.GetPropertyValue <int>("umbracoWidth"),
Height = imageData.GetPropertyValue <int>("umbracoHeight")
};
}
((List <Uri>)model.TargetUrls).AddRange(urlListReader.ReadUrls(bannerPage, "whereToDisplayIt_Content", "whereElseToDisplayIt_Content"));
if (model.TargetUrls.Count == 0)
{
return(null);
}
// URL to link to is optional, and can come from two possible fields
var targetPage = bannerPage.GetPropertyValue <IPublishedContent>("targetPage_Content");
if (targetPage != null)
{
model.BannerLink = new Uri(targetPage.UrlWithDomain());
}
else
{
try
{
var urlString = bannerPage.GetPropertyValue <string>("targetUrl_Content");
if (!String.IsNullOrEmpty(urlString))
{
model.BannerLink = new Uri(urlString, UriKind.RelativeOrAbsolute);
}
}
catch (UriFormatException)
{
// ignore invalid URLs
}
}
return(model);
}
/// <summary>
/// Get banner settings from an Umbraco page using the <see cref="BannerDocumentType"/> document type
/// </summary>
/// <param name="bannerPage">The bannerPage.</param>
/// <param name="urlListReader">The URL list reader.</param>
private static Banner ReadBannerFromUmbraco(IPublishedContent bannerPage, IUrlListReader urlListReader)
{
var model = new Banner()
{
Inherit = bannerPage.GetPropertyValue<bool>("inherit_Content"),
Cascade = bannerPage.GetPropertyValue<bool>("cascade_Content")
};
// Minimum requirements are an image and somewhere to display it. Return null if either of those missing.
var imageData = bannerPage.GetPropertyValue<IPublishedContent>("bannerImage_Content");
if (imageData == null) return null;
model.BannerImage = new Image()
{
AlternativeText = imageData.Name,
ImageUrl = new Uri(imageData.Url, UriKind.Relative),
Width = imageData.GetPropertyValue<int>("umbracoWidth"),
Height = imageData.GetPropertyValue<int>("umbracoHeight")
};
((List<Uri>)model.TargetUrls).AddRange(urlListReader.ReadUrls(bannerPage, "whereToDisplayIt_Content", "whereElseToDisplayIt_Content"));
if (model.TargetUrls.Count == 0) return null;
// URL to link to is optional, and can come from two possible fields
var targetPage = bannerPage.GetPropertyValue<IPublishedContent>("targetPage_Content");
if (targetPage != null)
{
model.BannerLink = new Uri(targetPage.UrlWithDomain());
}
else
{
try
{
var urlString = bannerPage.GetPropertyValue<string>("targetUrl_Content");
if (!String.IsNullOrEmpty(urlString))
{
model.BannerLink = new Uri(urlString, UriKind.RelativeOrAbsolute);
}
}
catch (UriFormatException) {
// ignore invalid URLs
}
}
return model;
}
/// <summary>
/// Get alerts from Umbraco pages which are children of this one, which should all be using the Alert document type
/// </summary>
/// <param name="model">The model.</param>
/// <param name="alerts">The alerts.</param>
/// <param name="urlListReader">The URL list reader.</param>
private static void AddAlertsFromUmbraco(RenderModel model, List <AlertViewModel> alerts, IUrlListReader urlListReader)
{
foreach (var alertPage in model.Content.Children)
{
var alertModel = new AlertViewModel()
{
Alert = new HtmlString(alertPage.GetPropertyValue <string>("alert_Content")),
Append = alertPage.GetPropertyValue <bool>("append_Content"),
Cascade = alertPage.GetPropertyValue <bool>("cascade_Content")
};
((List <Uri>)alertModel.TargetUrls).AddRange(urlListReader.ReadUrls(alertPage, "whereToDisplayIt_Content", "whereElseToDisplayIt_Content"));
if (alertModel.TargetUrls.Count > 0)
{
alerts.Add(alertModel);
}
}
}