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U4-10686 TypedMediaAtRoot().Descendants() calls SQL

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This commit is contained in:
Shannon
2017-12-15 16:01:20 +11:00
parent ddd9c8ef7d
commit c1b3da869d
1 changed files with 39 additions and 3 deletions
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42
src/Umbraco.Web/PublishedCache/XmlPublishedCache/PublishedMediaCache.cs
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@@ -74,11 +74,47 @@ namespace Umbraco.Web.PublishedCache.XmlPublishedCache
public virtual IEnumerable<IPublishedContent> GetAtRoot(UmbracoContext umbracoContext, bool preview)
{
//TODO: We should be able to look these ids first in Examine!
var searchProvider = GetSearchProviderSafe();
if (searchProvider != null)
{
try
{
// first check in Examine for the cache values
// +(+parentID:-1) +__IndexType:media
var criteria = searchProvider.CreateSearchCriteria("media");
var filter = criteria.ParentId(-1).Not().Field(UmbracoContentIndexer.IndexPathFieldName, "-1,-21,".MultipleCharacterWildcard());
var result = searchProvider.Search(filter.Compile());
if (result != null)
return result.Select(x => CreateFromCacheValues(ConvertFromSearchResult(x)));
}
catch (Exception ex)
{
if (ex is FileNotFoundException)
{
//Currently examine is throwing FileNotFound exceptions when we have a loadbalanced filestore and a node is published in umbraco
//See this thread: http://examine.cdodeplex.com/discussions/264341
//Catch the exception here for the time being, and just fallback to GetMedia
//TODO: Need to fix examine in LB scenarios!
LogHelper.Error<PublishedMediaCache>("Could not load data from Examine index for media", ex);
}
else if (ex is AlreadyClosedException)
{
//If the app domain is shutting down and the site is under heavy load the index reader will be closed and it really cannot
//be re-opened since the app domain is shutting down. In this case we have no option but to try to load the data from the db.
LogHelper.Error<PublishedMediaCache>("Could not load data from Examine index for media, the app domain is most likely in a shutdown state", ex);
}
else throw;
}
}
//something went wrong, fetch from the db
var rootMedia = _applicationContext.Services.MediaService.GetRootMedia();
return rootMedia.Select(m => GetUmbracoMedia(m.Id));
}
return rootMedia.Select(m => CreateFromCacheValues(ConvertFromIMedia(m)));
}
public virtual IPublishedContent GetSingleByXPath(UmbracoContext umbracoContext, bool preview, string xpath, XPathVariable[] vars)
{