protected virtual string GetCustomPart(Rendering rendering, RenderingCachingDefinition definition)
{
object typeImplementation = GetInstanceOfType(definition.VaryByCustomImplementationType);
ICustomCacheable keyProvider = typeImplementation as ICustomCacheable;
if (keyProvider == null) return string.Empty;
return string.Format("_#custom:{0}", keyProvider.GetCustomCacheKeyPart());
}
/// <summary>
/// Determines whether the specified rendering is cacheable. Extending Sitecore functionality to check if
/// this shoudl be cached for GET requests. If Request.HttpMethod != "GET, return false.
/// </summary>
/// <param name="rendering">The rendering.</param>
/// <param name="args">The arguments.</param>
/// <returns></returns>
protected override bool IsCacheable(Rendering rendering, RenderRenderingArgs args)
{
var isCacheable = base.IsCacheable(rendering, args);
if (isCacheable)
{
RenderingCachingDefinition definition = new RenderingCachingDefinition(rendering);
if (definition.CacheGetOnly && args.PageContext.RequestContext.HttpContext.Request.HttpMethod != "GET")
{
return false;
}
}
return isCacheable;
}
protected override string GenerateKey(Rendering rendering, RenderRenderingArgs args)
{
string key = base.GenerateKey(rendering, args);
if (!string.IsNullOrEmpty(key))
{
RenderingCachingDefinition definition = new RenderingCachingDefinition(rendering);
if (definition.VaryByCustom)
{
key = string.Format("{0}{1}", key, GetCustomPart(rendering, definition));
}
}
return key;
}
protected override string GenerateKey(global::Sitecore.Mvc.Presentation.Rendering rendering, RenderRenderingArgs args)
{
string text = rendering.Caching.CacheKey.OrIfEmpty(args.Rendering.Renderer.ValueOrDefault((Renderer renderer) => renderer.CacheKey));
string result;
if (StringExtensions.IsEmptyOrNull(text))
{
result = null;
}
else
{
string text2 = text + "_#lang:" + Language.Current.Name.ToUpper();
RenderingCachingDefinition caching = rendering.Caching;
if (rendering["ClearOnIndexUpdate"] == "1")
{
text2 += "_#index";
}
if (caching.VaryByData)
{
text2 += this.GetDataPart(rendering);
}
if (caching.VaryByDevice)
{
text2 += this.GetDevicePart(rendering);
}
if (caching.VaryByLogin)
{
text2 += this.GetLoginPart(rendering);
}
if (caching.VaryByUser)
{
text2 += this.GetUserPart(rendering);
}
if (caching.VaryByParameters)
{
text2 += this.GetParametersPart(rendering);
}
if (caching.VaryByQueryString)
{
text2 += this.GetQueryStringPart(rendering);
}
result = text2;
}
return(result);
}
public RenderingDiagnostics(HtmlTextWriter writer, string renderingName, RenderingCachingDefinition cachingDefinition)
{
Assert.IsNotNull(writer, "HtmlTextWriter cannot be null");
Assert.IsNotNull(renderingName, "Rendering name cannot be null");
_writer = writer;
_renderingName = renderingName;
_cacheable = cachingDefinition.Cacheable;
_varyByData = cachingDefinition.VaryByData;
_varyByDevice = cachingDefinition.VaryByDevice;
_varyByLogin = cachingDefinition.VaryByLogin;
_varyByParm = cachingDefinition.VaryByParameters;
_varyByQueryString = cachingDefinition.VaryByQueryString;
_varyByUser = cachingDefinition.VaryByUser;
_varyByCustom = cachingDefinition.CacheKey;
_timeout = cachingDefinition.Timeout;
_timer = new Stopwatch();
RenderingStartDiagnostics();
}
public RenderingDiagnostics(HtmlTextWriter writer, string renderingName, RenderingCachingDefinition cachingDefinition)
{
Assert.IsNotNull(writer, "HtmlTextWriter cannot be null");
Assert.IsNotNull(renderingName, "Rendering name cannot be null");
_writer = writer;
_renderingName = renderingName;
_cacheable = cachingDefinition.Cacheable;
_varyByData = cachingDefinition.VaryByData;
_varyByDevice = cachingDefinition.VaryByDevice;
_varyByLogin = cachingDefinition.VaryByLogin;
_varyByParm = cachingDefinition.VaryByParameters;
_varyByQueryString = cachingDefinition.VaryByQueryString;
_varyByUser = cachingDefinition.VaryByUser;
_varyByCustom = cachingDefinition.CacheKey;
_timeout = cachingDefinition.Timeout;
_timer = new Stopwatch();
RenderingStartDiagnostics();
}
/// <summary>
/// Generates the Cache Key for the rendering.
/// </summary>
/// <param name="rendering">The Rendering</param>
/// <param name="args">The Arguments</param>
/// <returns>The Cache Key</returns>
protected override string GenerateKey(Rendering rendering, RenderRenderingArgs args)
{
var str1 = rendering.Caching.CacheKey.OrIfEmpty(args.Rendering.Renderer.ValueOrDefault(renderer => renderer.CacheKey));
if (str1.IsEmptyOrNull())
{
return(null);
}
var str2 = str1 + "_#lang:" + Language.Current.Name.ToUpper() + this.GetAreaPart(args);
str2 += rendering.RenderingItem.ID.ToShortID().ToString();
RenderingCachingDefinition caching = rendering.Caching;
if (caching.VaryByData)
{
str2 += this.GetDataPart(rendering);
}
if (caching.VaryByDevice)
{
str2 += this.GetDevicePart(rendering);
}
if (caching.VaryByLogin)
{
str2 += this.GetLoginPart(rendering);
}
if (caching.VaryByUser)
{
str2 += this.GetUserPart(rendering);
}
if (caching.VaryByParameters)
{
str2 += this.GetParametersPart(rendering);
}
if (caching.VaryByQueryString)
{
str2 += this.GetQueryStringPart(rendering);
}
return(str2);
}
