public Error404 GetError404(int nodeId)
{
var siteNode = GetSiteRoot(nodeId);
var cacheKey = CacheKey.Build <CmsServiceCachedProxy, Error404>(siteNode.Id.ToString());
return(_cache.Get(cacheKey, () => _cmsService.GetError404(siteNode.Id)));
}
public Home GetHome(int nodeId)
{
var siteNode = GetSiteRoot(nodeId);
var cacheKey = CacheKey.Build <CmsServiceCachedProxy, Home>(siteNode.Id.ToString());
return(_cache.Get(cacheKey, () => _cmsService.GetHome(siteNode.Id)));
}
public IEnumerable <IPublishedContent> Fetch(Func <int, IEnumerable <IPublishedContent> > hydrationFunction, string functionAlias, int rootNodeId)
{
var cacheKey = CacheKey.Build <NodeGetterCachedProxy, IPublishedContent>($"GetByhydrationFunction_{functionAlias}_{rootNodeId}");
var node = Cache.Instance.Get(cacheKey, () => _nodeGetter.Fetch(hydrationFunction, null, rootNodeId));
return(node);
}
public void Value_Is_Returned()
{
var cacheKey = CacheKey.Build <When_Getting_With_Function, string>("Value_Is_Returned");
var result = _cache.Get <string>(cacheKey, MyValueMethod);
Assert.Equal("Hello", result);
}
// Get
public IPublishedContent Get(string xpath, int rootNodeId)
{
var cacheKey = CacheKey.Build <NodeGetterCachedProxy, IPublishedContent>($"Get_{xpath}_{rootNodeId}");
var node = Cache.Instance.Get(cacheKey, () => _nodeGetter.Get(xpath, rootNodeId));
return(node);
}
public void NonExisting_Item_Is_Handled()
{
var cacheKey = CacheKey.Build <When_Getting_With_Function, string>("NonExisting_Item_Is_Handled");
var result = _cache.Get <string>(cacheKey, MyNullValueMethod);
Assert.Null(result);
}
public void NonExisting_Custom_Class_Is_Handled()
{
var cacheKey = CacheKey.Build <When_Getting_With_Function, string>("NonExisting_Custom_Class_Is_Handled");
var result = _cache.Get <MyClass>(cacheKey);
Assert.Null(result);
}
// Fetch
public IEnumerable <IPublishedContent> Fetch(string xpath, int rootNodeId)
{
var cacheKey = CacheKey.Build <NodeGetterCachedProxy, IPublishedContent>($"Fetch_{xpath}_{rootNodeId}");
var node = Cache.Instance.Get(cacheKey, () => _nodeGetter.Fetch(xpath, rootNodeId));
return(node);
}
public void NonExisting_Of_Interface_Is_Handled()
{
var cacheKey = CacheKey.Build <When_Getting, string>("NonExisting_Of_Interface_Is_Handled");
var result = _cache.Get <IMyInterface>(cacheKey);
Assert.Null(result);
}
public void NonExisting_Date_Is_Handled()
{
var cacheKey = CacheKey.Build <When_Getting, string>("NonExisting_Date_Is_Handled");
var result = _cache.Get <DateTime?>(cacheKey);
Assert.Null(result);
}
public void Existing_Item_Causes_Error()
{
var cacheKey = CacheKey.Build <When_Adding, string>("Existing_Item_Causes_Error");
_cache.Add(cacheKey, "hello");
var result = _cache.Add(cacheKey, "goodbye");
Assert.False(result);
}
public void Value_Is_Returned()
{
var cacheKey = CacheKey.Build <When_Getting, string>("Value_Is_Returned");
_cache.Add(cacheKey, "hello", new TimeSpan(0, 0, 1));
var result = _cache.Get <string>(cacheKey);
Assert.Equal("hello", result);
}
public void Items_Are_Removed_By_Prefix()
{
var cacheKey = CacheKey.Build <When_Removing, string>("Items_Are_Removed_By_Prefix");
_cache.Add(cacheKey, "hello");
_cache.RemoveByPrefix(typeof(When_Removing).ToString());
var result = _cache.Get <string>(cacheKey);
Assert.Null(result);
}
public void Item_Is_Removed()
{
var cacheKey = CacheKey.Build <When_Removing, string>("Item_Is_Removed");
_cache.Add(cacheKey, "hello");
_cache.Remove(cacheKey);
var result = _cache.Get <string>(cacheKey);
Assert.Null(result);
}
public void Item_Is_Added_For_Expected_Time()
{
var cacheKey = CacheKey.Build <When_Adding, string>("Value_Times_Out");
_cache.Add(cacheKey, "hello", new TimeSpan(0, 0, 1));
Thread.Sleep(1100); // this is a bit hacky but i can't think of a more elegant way to test
var result = _cache.Get <string>(cacheKey);
Assert.Null(result);
}
//--
// Where the magic happens!
//--
internal IPublishedContent GetRootNode(int nodeId)
{
var cacheKey = CacheKey.Build <NodeGetterCachedProxy, Dictionary <int, IPublishedContent> >("RootNodes");
var sites = Cache.Instance.Get <Dictionary <int, IPublishedContent> >(cacheKey);
IPublishedContent rootNode;
var umbracoHelper = new UmbracoHelper(UmbracoContext.Current);
if (sites != null)
{
var node = umbracoHelper.TypedContent(NodeHelper.EnsureNodeId(nodeId));
// Use the IDs in the Path property to get the Root node from the cached Dictionary.
var pathIds = node.Path.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries).Select(x => int.Parse(x));
foreach (var id in pathIds)
{
if (sites.ContainsKey(id))
{
rootNode = sites[id];
return(rootNode);
}
}
}
// get here if there were no cached Site nodes, OR the Site node was not found in the dictionary
sites = new Dictionary <int, IPublishedContent>();
// this needs to be configurable by node type alias because the "site node" migght be at level 2
if (!string.IsNullOrWhiteSpace(_siteNodeContentTypeAlias))
{
rootNode = umbracoHelper.TypedContent(NodeHelper.EnsureNodeId(nodeId)).AncestorOrSelf(_siteNodeContentTypeAlias); // top level node
}
else
{
rootNode = umbracoHelper.TypedContent(NodeHelper.EnsureNodeId(nodeId)).AncestorOrSelf(1);
}
if (rootNode != null)
{
// GetSiteNode might return null
sites.Add(rootNode.Id, rootNode);
Cache.Instance.Add(cacheKey, sites);
}
return(rootNode);
}
/// <summary>
/// Uses a Dictionary to store ALL the root nodes in cache.
///
/// Uses the IDs in the Path property of the given node to get the Root node from the cached Dictionary.
/// </summary>
/// <param name="nodeId"></param>
/// <returns></returns>
public SiteRoot GetSiteRoot(int nodeId)
{
var cacheKey = CacheKey.Build <CmsServiceCachedProxy, Dictionary <int, SiteRoot> >("-1");
var sites = _cache.Get <Dictionary <int, SiteRoot> >(cacheKey);
SiteRoot siteNode;
if (sites != null)
{
// Use the IDs in the Path property to get the Root node from the cached Dictionary.
IPublishedContent node;
using (UmbracoContextReference umbContextRef = _umbracoContextFactory.EnsureUmbracoContext())
{
var contentCache = umbContextRef.UmbracoContext.Content;
node = umbContextRef.UmbracoContext.Content.GetById(nodeId);
}
var pathIds = node.Path.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries).Select(x => int.Parse(x));
foreach (var id in pathIds)
{
if (sites.ContainsKey(id))
{
siteNode = sites[id];
return(siteNode);
}
}
}
// get here if there were no cached Site nodes, OR the Site node was not found in the dictionary
sites = new Dictionary <int, SiteRoot>();
siteNode = _cmsService.GetSiteRoot(nodeId);
if (siteNode != null)
{
// GetSiteNode might return null
sites.Add(siteNode.Id, siteNode);
}
_cache.Add(cacheKey, sites);
return(siteNode);
}
internal static INodeGetter NodeGetter()
{
var cacheKey = CacheKey.Build <Resolver, NodeGetter>("NodeGetterInstance");
var nodeGetter = Cache.Instance.Get <INodeGetter>(cacheKey, () =>
{
var umbracoHelper = new UmbracoHelper(UmbracoContext.Current);
var umbAdaptor = new UmbracoHelperAdaptor(umbracoHelper);
var getter = new NodeGetter(umbAdaptor);
if (ConfigurationManager.AppSettings[AppSettingKey] == true.ToString().ToLower())
{
return(new NodeGetterCachedProxy(getter));
}
return(getter);
});
return(nodeGetter);
}
public List <SitemapXmlItem> GetSitemap(int nodeId, string baseUrl)
{
var cacheKey = CacheKey.Build <CmsServiceCachedProxy, List <SitemapXmlItem> >(nodeId.ToString());
return(_cache.Get(cacheKey, () => _sitemapXmlGenerator.GetSitemap(nodeId, baseUrl)));
}