/// <summary>
/// Gets a processed asset content
/// </summary>
/// <param name="assetVirtualPath">Virtual path of asset</param>
/// <param name="bundleVirtualPath">Virtual path of bundle</param>
/// <returns>Text content of asset</returns>
private string GetProcessedAssetContent(string assetVirtualPath, string bundleVirtualPath)
{
if (string.IsNullOrWhiteSpace(assetVirtualPath))
{
throw new ArgumentException(
string.Format(Strings.Common_ArgumentIsEmpty, nameof(assetVirtualPath)),
nameof(assetVirtualPath)
);
}
string content;
if (_assetHandlerConfig.DisableServerCache)
{
IAsset processedAsset = ProcessAsset(assetVirtualPath, bundleVirtualPath);
content = processedAsset.Content;
}
else
{
lock (_cacheSynchronizer)
{
string cacheItemKey = GetCacheKey(assetVirtualPath, bundleVirtualPath);
object cacheItem = _cache.Get(cacheItemKey);
if (cacheItem != null)
{
content = (string)cacheItem;
}
else
{
IAsset processedAsset = ProcessAsset(assetVirtualPath, bundleVirtualPath);
content = processedAsset.Content;
DateTime utcStart = DateTime.UtcNow;
DateTime absoluteExpiration = DateTime.Now.AddMinutes(
_assetHandlerConfig.ServerCacheDurationInMinutes);
TimeSpan slidingExpiration = Cache.NoSlidingExpiration;
var fileDependencies = new List <string> {
assetVirtualPath
};
fileDependencies.AddRange(processedAsset.VirtualPathDependencies);
var cacheDep = _virtualFileSystemWrapper.GetCacheDependency(assetVirtualPath,
fileDependencies.ToArray(), utcStart);
_cache.Insert(cacheItemKey, content, cacheDep,
absoluteExpiration, slidingExpiration, CacheItemPriority.Low, null);
}
}
}
return(content);
}
