/// <summary>Finds items linked by the supplied item. This method only finds links in html text to items within the site.</summary>
/// <param name="item">The item to examine for links.</param>
/// <returns>A list of items referenced in html text by the supplied item.</returns>
public virtual IList <ContentItem> FindLinkedItems(ContentItem item)
{
N2.Collections.ItemList items = new N2.Collections.ItemList();
foreach (ContentDetail detail in item.Details)
{
if (detail.StringValue != null)
{
foreach (string link in FindLinks(detail.StringValue))
{
if (string.IsNullOrEmpty(link))
{
continue;
}
else if (!(link.StartsWith("/") || link.StartsWith("~") || link.Contains("://")))
{
continue;
}
try
{
ContentItem referencedItem = urlParser.Parse(link);
if (referencedItem != null && referencedItem.ID != 0 && !items.Contains(referencedItem))
{
items.Add(referencedItem);
}
}
catch (Exception ex)
{
errorHandler.Notify(ex);
}
}
}
}
return(items);
}
/// <summary>Finds items linked by the supplied item. This method only finds links in html text to items within the site.</summary>
/// <param name="item">The item to examine for links.</param>
/// <returns>A list of items referenced in html text by the supplied item.</returns>
public virtual IEnumerable <ContentDetail> FindLinkedObjects(ContentItem item)
{
HashSet <object> existing = new HashSet <object>();
foreach (ContentDetail detail in item.Details)
{
if (detail.StringValue != null)
{
foreach (var d in FindLinks(detail.StringValue))
{
string link = d.StringValue;
if (string.IsNullOrEmpty(link))
{
continue;
}
if (!(link.StartsWith("/") || link.StartsWith("~") || link.Contains("://")))
{
continue;
}
d.Meta = detail.Name;
try
{
ContentItem referencedItem = urlParser.Parse(link);
if (referencedItem != null && referencedItem.ID != 0)
{
d.LinkedItem = referencedItem;
}
}
catch (Exception ex)
{
errorHandler.Notify(ex);
}
var reference = (object)d.LinkedItem ?? d.StringValue;
if (existing.Contains(reference))
{
d.BoolValue = true;
}
else
{
existing.Add(reference);
}
yield return(d);
}
}
}
}
/// <summary>Finds items linked by the supplied item. This method only finds links in html text to items within the site.</summary>
/// <param name="item">The item to examine for links.</param>
/// <returns>A list of items referenced in html text by the supplied item.</returns>
public virtual IEnumerable <object> FindLinkedObjects(ContentItem item)
{
HashSet <object> existing = new HashSet <object>();
foreach (ContentDetail detail in item.Details)
{
if (detail.StringValue != null)
{
foreach (string link in FindLinks(detail.StringValue))
{
if (string.IsNullOrEmpty(link))
{
continue;
}
else if (!(link.StartsWith("/") || link.StartsWith("~") || link.Contains("://")))
{
continue;
}
object referencedItemOrLink = null;
try
{
ContentItem referencedItem = urlParser.Parse(link);
if (referencedItem != null && referencedItem.ID != 0)
{
referencedItemOrLink = referencedItem;
}
}
catch (Exception ex)
{
errorHandler.Notify(ex);
}
if (referencedItemOrLink == null)
{
referencedItemOrLink = link;
}
if (!existing.Contains(referencedItemOrLink))
{
existing.Add(referencedItemOrLink);
yield return(referencedItemOrLink);
}
}
}
}
}