public Asset Add(Asset asset, bool preventAddToCache = false)
{
if (asset == null)
{
throw new ArgumentNullException(nameof(asset));
}
if (asset.AddOnceToken != null)
{
if (_items.Any(x => x.AddOnceToken != null && x.AddOnceToken == asset.AddOnceToken))
{
return(null);
}
}
if (asset.Content != null)
{
if (_items.Any(x => x.Content != null && x.Content == asset.Content))
{
return(null);
}
}
if (!preventAddToCache)
{
if (RenderingContext.CurrentOrNull != null)
{
Rendering rendering = RenderingContext.CurrentOrNull.Rendering;
if (rendering != null && rendering.Caching.Cacheable)
{
AssetRequirementList cachedRequirements;
ID renderingId = rendering.RenderingItem.ID;
if (!_seenRenderings.Contains(renderingId))
{
_seenRenderings.Add(renderingId);
cachedRequirements = new AssetRequirementList();
}
else
{
cachedRequirements = Cache.Get(renderingId) ?? new AssetRequirementList();
}
cachedRequirements.Add(asset);
Cache.Set(renderingId, cachedRequirements);
}
}
}
// Passed the checks, add the requirement.
_items.Add(asset);
return(asset);
}
/// <summary>
/// Adds an AssetRequirement to the page, checking if it hasn't been added already.
/// </summary>
/// <param name="requirement">
/// The AssetRequirement to be added to the page
/// </param>
/// <param name="preventAddToCache">
/// Do not add requirement to cache
/// </param>
public void Add(AssetRequirement requirement, bool preventAddToCache = false)
{
// If this code block should only be added once per page, check that now.
if (requirement.AddOnceToken != null)
{
if (items.Any(x => x.AddOnceToken != null && x.AddOnceToken == requirement.AddOnceToken))
{
return;
}
}
// If requirement is a file, check it hasn't been added already.
if (requirement.File != null)
{
if (items.Any(x => x.File != null && x.File == requirement.File))
{
return;
}
}
// If rendering is cacheable it requires special attention. We need to make sure asset references
// are also cached so we can process them elsewhere in the rendering pipeline.
if (!preventAddToCache)
{
if (RenderingContext.Current != null)
{
var rendering = RenderingContext.Current.Rendering;
if (rendering != null && rendering.Caching.Cacheable)
{
AssetRequirementList cachedRequirements;
var renderingID = rendering.RenderingItem.ID;
// Check if this is the first time we've seen this rendering during this page request
// If so, start from fresh with a new list of requirements
if (!seenRenderings.Contains(renderingID))
{
seenRenderings.Add(renderingID);
cachedRequirements = new AssetRequirementList();
}
else
{
cachedRequirements = Cache.Get(renderingID) ?? new AssetRequirementList();
}
cachedRequirements.Add(requirement);
Cache.Set(renderingID, cachedRequirements);
}
}
}
// Passed the checks, add the requirement.
items.Add(requirement);
}
/// <summary>
/// Adds an AssetRequirement to the page, checking if it hasn't been added already.
/// </summary>
/// <param name="requirement">
/// The AssetRequirement to be added to the page
/// </param>
/// <param name="preventAddToCache">
/// Do not add requirement to cache
/// </param>
public void Add(AssetRequirement requirement, bool preventAddToCache = false)
{
// If this code block should only be added once per page, check that now.
if (requirement.AddOnceToken != null)
{
if (items.Any(x => x.AddOnceToken != null && x.AddOnceToken == requirement.AddOnceToken))
{
return;
}
}
// If requirement is a file, check it hasn't been added already.
if (requirement.File != null)
{
if (items.Any(x => x.File != null && x.File == requirement.File))
{
return;
}
}
// If rendering is cacheable it requires special attention. We need to make sure asset references
// are also cached so we can process them elsewhere in the rendering pipeline.
if (!preventAddToCache)
{
if (RenderingContext.Current != null)
{
var rendering = RenderingContext.Current.Rendering;
if (rendering != null && rendering.Caching.Cacheable)
{
AssetRequirementList cachedRequirements;
var renderingID = rendering.RenderingItem.ID;
// Check if this is the first time we've seen this rendering during this page request
// If so, start from fresh with a new list of requirements
if (!seenRenderings.Contains(renderingID))
{
seenRenderings.Add(renderingID);
cachedRequirements = new AssetRequirementList();
}
else
{
cachedRequirements = Cache.Get(renderingID) ?? new AssetRequirementList();
}
cachedRequirements.Add(requirement);
Cache.Set(renderingID, cachedRequirements);
}
}
}
// Passed the checks, add the requirement.
items.Add(requirement);
}
internal void Add(Asset requirement, bool preventAddToCache = false)
{
lock (_items)
{
if (requirement.AddOnceToken != null)
{
if (this._items.Any(x => x.AddOnceToken != null && x.AddOnceToken == requirement.AddOnceToken))
{
return;
}
}
if (requirement.File != null)
{
if (this._items.Any(x => x.File != null && x.File == requirement.File))
{
return;
}
}
if (!preventAddToCache)
{
if (RenderingContext.Current != null)
{
var rendering = RenderingContext.Current.Rendering;
if (rendering != null && rendering.Caching.Cacheable)
{
AssetRequirementList cachedRequirements;
var renderingId = rendering.RenderingItem.ID;
if (!this._seenRenderings.Contains(renderingId))
{
this._seenRenderings.Add(renderingId);
cachedRequirements = new AssetRequirementList();
}
else
{
cachedRequirements = _cache.Get(renderingId) ?? new AssetRequirementList();
}
cachedRequirements.Add(requirement);
_cache.Set(renderingId, cachedRequirements);
}
}
}
// Passed the checks, add the requirement.
this._items.Add(requirement);
}
}
internal void Add(Asset requirement, bool preventAddToCache = false)
{
lock (this._items)
{
if (requirement.AddOnceToken != null)
{
if (this._items.Any(x => x.AddOnceToken != null && x.AddOnceToken == requirement.AddOnceToken))
{
return;
}
}
if (requirement.File != null)
{
if (this._items.Any(x => x.File != null && x.File == requirement.File))
{
return;
}
}
if (!preventAddToCache)
{
if (RenderingContext.Current != null)
{
var rendering = RenderingContext.Current.Rendering;
if (rendering != null && rendering.Caching.Cacheable)
{
AssetRequirementList cachedRequirements;
var renderingId = rendering.RenderingItem.ID;
if (!this._seenRenderings.Contains(renderingId))
{
this._seenRenderings.Add(renderingId);
cachedRequirements = new AssetRequirementList();
}
else
{
cachedRequirements = _cache.Get(renderingId) ?? new AssetRequirementList();
}
cachedRequirements.Add(requirement);
_cache.Set(renderingId, cachedRequirements);
}
}
}
// Passed the checks, add the requirement.
this._items.Add(requirement);
}
}
public void Add(ID renderingID)
{
// Check if rendering has already been executed in this page request and if so, no need to add it again.
if (_seenRenderings.Contains(renderingID))
{
return;
}
AssetRequirementList list = Cache.Get(renderingID);
if (list == null)
{
return;
}
foreach (Asset requirement in list)
{
Add(requirement, true);
}
}
private void AddToCache(Asset asset, Rendering rendering)
{
if (rendering != null && rendering.Caching.Cacheable)
{
AssetRequirementList cachedRequirements;
var renderingId = rendering.RenderingItem.ID;
if (!this._seenRenderings.Contains(renderingId))
{
this._seenRenderings.Add(renderingId);
cachedRequirements = new AssetRequirementList();
}
else
{
cachedRequirements = _cache.Get(renderingId) ?? new AssetRequirementList();
}
cachedRequirements.Add(asset);
_cache.Set(renderingId, cachedRequirements);
}
}
public void Set(ID cacheKey, AssetRequirementList requirementList)
{
this.SetObject(cacheKey, requirementList);
}