public bool TryGetValue(string key, out object value)
{
var internalKey = _cacheKeyPrefix + key;
value = _cacheManager.Get(internalKey);
return(value != null);
}
public void AddDependency(string key, string dependencyKey)
{
var dependencies = _localCache.Get <IList <string> >(key, ReadStrategy.Immediate);
if (dependencies == null)
{
dependencies = new List <string>();
_localCache.Insert(key, dependencies, CacheEvictionPolicy.Empty);
}
dependencies.Add(dependencyKey);
}
public IEnumerable<IStatisticItem> GetStatisticItems(ContentReference rootContentReference)
{
var statisticItems = _synchronizedObjectInstanceCache.Get(CacheKey) as IEnumerable<IStatisticItem>;
if (statisticItems != null)
return statisticItems;
statisticItems = _authorStatisticService.GetStatisticItems(rootContentReference);
_synchronizedObjectInstanceCache.Insert(CacheKey, statisticItems, new CacheEvictionPolicy(new TimeSpan(0, 30, 0), CacheTimeoutType.Absolute));
return statisticItems;
}
public T Get <T>(string key) where T : class
{
if (String.IsNullOrWhiteSpace(key))
{
return(default(T));
}
return(_cacheManager.Get(key) as T);
}
public bool TryGet <T>(string key, out T value)
{
var target = _cache.Get(key);
if (target != null)
{
value = (T)target;
return(true);
}
value = default(T);
return(false);
}
public IDictionary <ContentReference, ContentType> ResolveContentTypes(
IEnumerable <ContentReference> contentLinks)
{
var result = new Dictionary <ContentReference, ContentType>();
var catalogContentLinks =
contentLinks.Where(l => _referenceConverter.GetContentType(l) == CatalogContentType.Catalog);
foreach (var catalogContentLink in catalogContentLinks)
{
result.Add(catalogContentLink, _catalogContentType);
}
var notCachedLinks = new List <ContentReference>();
foreach (var contentLink in contentLinks)
{
var cached = _cache.Get(GetCacheKey(contentLink)) as ContentType;
if (cached != null)
{
result.Add(contentLink, cached);
}
else
{
notCachedLinks.Add(contentLink);
}
}
var nodeContentLinks =
notCachedLinks.Where(l => _referenceConverter.GetContentType(l) == CatalogContentType.CatalogNode);
var nodeIds = nodeContentLinks.Select(l => _referenceConverter.GetObjectId(l));
var entryLinks =
notCachedLinks.Where(l => _referenceConverter.GetContentType(l) == CatalogContentType.CatalogEntry);
var entryIds = entryLinks.Select(l => _referenceConverter.GetObjectId(l));
var ds = LoadMetaClassNames(entryIds, nodeIds);
foreach (var keyPair in ResolveContentTypes(ds.Tables[0], CatalogContentType.CatalogEntry))
{
result.Add(keyPair.Key, keyPair.Value);
_cache.Insert(GetCacheKey(keyPair.Key), keyPair.Value, _cacheEvictionPolicyFunc(keyPair.Key));
}
foreach (var keyPair in ResolveContentTypes(ds.Tables[1], CatalogContentType.CatalogNode))
{
result.Add(keyPair.Key, keyPair.Value);
_cache.Insert(GetCacheKey(keyPair.Key), keyPair.Value, _cacheEvictionPolicyFunc(keyPair.Key));
}
return(result);
}
public NugetPackage GetCurrentFeedVersion(string packageId)
{
// We are calling out to an external service so cache results
var cacheKey = "NugetFeedParser-Cache-" + packageId;
if (_cache.Get("NugetFeedParser-Cache-" + packageId) != null)
{
var cacheVal = _cache.Get("NugetFeedParser-Cache-" + packageId);
if (cacheVal.GetType() == typeof(NugetPackage))
{
return((NugetPackage)cacheVal);
}
return(null);
}
var package = _packageRepository.FindPackage(packageId);
if (package != null)
{
var nugetPackage = new NugetPackage()
{
Id = package.Id,
PublishedDate = ((NuGet.DataServicePackage)(package)).LastUpdated.DateTime,
Version = package.Version.Version.ToString(),
FullSemanticVersion = package.Version
};
_cache.Insert(cacheKey, nugetPackage,
new CacheEvictionPolicy(null, null, null, new TimeSpan(1, 0, 0), CacheTimeoutType.Absolute));
return(nugetPackage);
}
//We do actually want to cache the fact we could not find the package on the Episerver Nuget repo, otherwise we'd be hitting the .FindPackage method every time
_cache.Insert(cacheKey, false,
new CacheEvictionPolicy(null, null, null, new TimeSpan(1, 0, 0), CacheTimeoutType.Absolute));
return(null);
}
public BlogArticle GetItem(long id)
{
var article = _cache.Get <BlogArticle>($"{id}{CacheKeySuffix}", ReadStrategy.Wait);
if (article != null)
{
return(article);
}
using (var client = new WebClient())
{
var json = client.DownloadString(EktronPath("blogitemhandler", new List <KeyValuePair <string, object> >()
{
new KeyValuePair <string, object>("id", id)
}));
article = JsonConvert.DeserializeObject <BlogArticle>(json);
if (article == null)
{
return(null);
}
_cache.Insert($"{id}{CacheKeySuffix}", article, new CacheEvictionPolicy(new TimeSpan(0, 30, 0), CacheTimeoutType.Absolute));
return(article);
}
}
private List <ResolvedContentType> GetFromCache(IEnumerable <ContentReference> contentLinks, out List <ContentReference> notCached)
{
var result = new List <ResolvedContentType>();
var notCachedLinks = new List <ContentReference>();
foreach (var contentLink in contentLinks)
{
var cached = _cache.Get(GetCacheKey(contentLink)) as ContentType;
if (cached != null)
{
result.Add(new ResolvedContentType(contentLink, cached));
}
else
{
notCachedLinks.Add(contentLink);
}
}
notCached = notCachedLinks;
return(result);
}
private void ApplyFocalPointCropping(IUrlEventArgs urlEventArgs)
{
var focalPointData = urlResolver.Route(new UrlBuilder(urlEventArgs.VirtualPath)) as IFocalPointData;
if (focalPointData?.FocalPoint != null)
{
var resizeSettings = GetResizeSettingsFromQueryString(urlEventArgs.QueryString);
if (!ShouldCrop(focalPointData, resizeSettings))
{
return;
}
Logger.Information($"Altering resize parameters for {focalPointData.Name} based on focal point.");
var cacheKey = GetCacheKeyForResize(focalPointData.ContentLink, resizeSettings);
var cropParameters = cache.Get(cacheKey) as string;
if (cropParameters == null)
{
cropParameters = GetCropDimensions(focalPointData, resizeSettings).ToString();
cache.Insert(cacheKey, cropParameters, GetEvictionPolicy(focalPointData.ContentLink));
}
urlEventArgs.QueryString.Add("crop", cropParameters);
}
}
private IEnumerable <RouteFacetModel> GetCachedFacetNames()
{
return(_objectInstanceCache.Get(GetCacheName()) as IEnumerable <RouteFacetModel>);
}
public object Get(string key) => _defaultCache.Get(key);
public T Get <T>(string key)
{
return(CastValue <T>(_cache.Get(key)));
}
protected virtual TCache GetCachedContent <TCache>(string cacheKey)
where TCache : class
{
return(_synchronizedObjectInstanceCache.Get(cacheKey) as TCache);
}
public TObj GetObjet <TObj>(string key) where TObj : class
{
return(_syncronizedObjectInstanceCache.Get <TObj>(key, ReadStrategy.Immediate));
}