public string Execute(GetTranslation.Query query)
{
if (!ConfigurationContext.Current.EnableLocalization())
{
return(query.Key);
}
var key = query.Key;
var language = query.Language;
var cacheKey = CacheKeyHelper.BuildKey(key);
var localizationResource = ConfigurationContext.Current.CacheManager.Get(cacheKey) as LocalizationResource;
if (localizationResource != null)
{
return(GetTranslationFromAvailableList(localizationResource.Translations, language, query.UseFallback)?.Value);
}
LocalizationResourceTranslation localization = null;
LocalizationResource resource;
try
{
resource = new GetResource.Query(key).Execute();
}
catch (KeyNotFoundException)
{
// this can be a case when Episerver initialization infrastructure calls localization provider way too early
// and there is no registration for the GetResourceHandler - so we can fallback to default implementation
// TODO: maybe we should just have default mapping (even if init has not been called)
// (before any of the setup code in the provider is executed). this happens if you have DisplayChannels in codebase
resource = new GetResourceHandler().Execute(new GetResource.Query(query.Key));
}
if (resource == null)
{
resource = LocalizationResource.CreateNonExisting(key);
}
else
{
localization = GetTranslationFromAvailableList(resource.Translations, language, query.UseFallback);
}
ConfigurationContext.Current.CacheManager.Insert(cacheKey, resource);
return(localization?.Value);
}
public IEnumerable <LocalizationResource> Execute(GetAllResources.Query query)
{
if (query.ForceReadFromDb)
{
return(_inner.Execute(query));
}
// get keys for known resources
var keys = ConfigurationContext.Current.BaseCacheManager.KnownResourceKeys.Keys;
// if keys = 0, execute inner query to actually get resources from the db
// this is usually called during initialization when cache is not yet filled up
if (keys.Count == 0)
{
return(_inner.Execute(query));
}
var result = new List <LocalizationResource>();
foreach (var key in keys)
{
var cacheKey = CacheKeyHelper.BuildKey(key);
if (ConfigurationContext.Current.CacheManager.Get(cacheKey) is LocalizationResource localizationResource)
{
result.Add(localizationResource);
}
else
{
// failed to get from cache, should call database
var resourceFromDb = new GetResource.Query(key).Execute();
if (resourceFromDb != null)
{
ConfigurationContext.Current.CacheManager.Insert(cacheKey, resourceFromDb);
result.Add(resourceFromDb);
}
}
}
return(result);
}
/// <summary>
/// Gets the resource from database.
/// </summary>
/// <param name="key">The key.</param>
/// <returns></returns>
protected virtual LocalizationResource GetResourceFromDb(string key)
{
var q = new GetResource.Query(key);
return(q.Execute());
}
