protected override void DoProcess(ClearOutputCachesArgs args)
{
if (args.OutputCacheClearingOptions.IgnorePublishingTargets ||
args.OutputCacheClearingOptions.PublishingTargets == null ||
args.OutputCacheClearingOptions.PublishingTargets.Count < 1)
{
Log.Info(this + " : IgnorePublishingTargets or PublishingTarget null or empty : return : " + args.OutputCacheClearingOptions.IgnorePublishingTargets + " : " + args.OutputCacheClearingOptions.PublishingTargets, this);
return;
}
foreach (OutputCacheSite outputCacheSite
in args.OutputCacheSites.ToArray())
{
bool isRelevant = false;
foreach (string target in args.OutputCacheClearingOptions.PublishingTargets)
{
if (outputCacheSite.IsPublishingTargetRelevant(target))
{
isRelevant = true;
break;
}
}
if (!isRelevant)
{
args.OutputCacheSites.Remove(outputCacheSite);
}
}
}
protected override void DoProcess(ClearOutputCachesArgs args)
{
foreach (SiteInfo siteInfo
in Sitecore.Configuration.Factory.GetSiteInfoList())
{
// Log.Info(this + " : checking siteInfo for " + siteInfo.Name, this);
if (!siteInfo.CacheHtml)
{
// Log.Info(this + " : CacheHtml false; continue : " + siteInfo.Name, this);
continue;
}
SiteContext siteContext =
Sitecore.Configuration.Factory.GetSite(siteInfo.Name);
Assert.IsNotNull(siteContext, "siteContext: " + siteInfo.Name);
HtmlCache htmlCache = CacheManager.GetHtmlCache(siteContext);
if (htmlCache == null ||
htmlCache.InnerCache.Count < 1 ||
(htmlCache.InnerCache.Count < 2 &&
htmlCache.InnerCache.ContainsKey(args.LastClearedKey)))
{
Log.Info(this + " : no html cache, cache count less than one, or only contains last cleared key : " + siteInfo.Name + " : " + htmlCache, this);
continue;
}
Log.Info(this + " : AddOutputCacheSite! : " + siteInfo.Name, this);
args.AddOutputCacheSite(new OutputCacheSite(
siteContext,
htmlCache,
args.LastClearedKey));
}
}
public void Process(ClearOutputCachesArgs args)
{
Assert.ArgumentNotNull(args, "args");
Assert.ArgumentNotNull(
args.OutputCacheSites,
"args.OutputCacheSites");
Log.Info(this + " : DoProcess()", this);
this.DoProcess(args);
if (args.OutputCacheSites.Count < 1)
{
Log.Info(this + " args.OutputCacheSites.Count < 1 : AbortPipeline()", this);
args.AbortPipeline();
}
}
protected override void DoProcess(ClearOutputCachesArgs args)
{
ScavengeOutputCacheKey.ScavengeOutputCacheKeyArgs innerArgs =
new ScavengeOutputCacheKey.ScavengeOutputCacheKeyArgs(args);
foreach (OutputCacheSite outputCacheSite in args.OutputCacheSites)
{
innerArgs.OutputCacheSite = outputCacheSite;
foreach (string key in outputCacheSite.HtmlCache.InnerCache.GetCacheKeys())
{
innerArgs.CacheKey = key;
CorePipeline.Run("scavengeOutputCacheKey", innerArgs);
}
}
}
protected override void DoProcess(ClearOutputCachesArgs args)
{
if (args.OutputCacheClearingOptions.IgnorePublishingLanguage ||
string.IsNullOrEmpty(args.OutputCacheClearingOptions.PublishingLanguage))
{
Log.Info(this + " args.IgnorePublishingLanguage : " + args.OutputCacheClearingOptions.IgnorePublishingLanguage + " : return", this);
return;
}
foreach (OutputCacheSite outputCacheSite
in args.OutputCacheSites.ToArray())
{
if (!outputCacheSite.IsLanguageRelevant(
args.OutputCacheClearingOptions.PublishingLanguage))
{
Log.Info(this + " : " + outputCacheSite.SiteContext.Name + " not relevant to " + args.OutputCacheClearingOptions.PublishingLanguage + " : return", this);
args.RemoveOutputCacheSite(outputCacheSite);
}
}
}
protected override void DoProcess(ClearOutputCachesArgs args)
{
//TODO: for republish or when flags indicate, clear caches regardless
if ((args.OutputCacheClearingOptions.CacheKeysMustContainOne != null &&
args.OutputCacheClearingOptions.CacheKeysMustContainOne.Count > 0) ||
(args.OutputCacheClearingOptions.CacheKeysMustNotContainAny != null &&
args.OutputCacheClearingOptions.CacheKeysMustNotContainAny.Count > 0))
{
Log.Info(this + " : contains mismatch : return", this);
return;
}
foreach (OutputCacheSite outputCacheSite in args.OutputCacheSites)
{
Log.Info(this + " : clear outut cache! for " + outputCacheSite.SiteContext.Name + " : " + Sitecore.DateUtil.IsoNow + " : " + DateUtil.ToIsoDate(DateTime.Now), this);
outputCacheSite.HtmlCache.Clear();
outputCacheSite.HtmlCache.SetHtml(
args.LastClearedKey,
DateUtil.ToIsoDate(DateTime.Now));
}
args.AbortPipeline();
}
protected override void DoProcess(ClearOutputCachesArgs args)
{
if (args.OutputCacheClearingOptions.IgnoreIntervals)
{
Log.Info(this + " : IgnoreIntervals.", this);
return;
}
foreach (OutputCacheSite outputCacheSite in args.OutputCacheSites.ToArray())
{
if (!outputCacheSite.CacheHasExpired)
{
//TODO: schedule cache clearing for last clearance time + interval
Log.Info(this + " : remove site " + outputCacheSite.SiteContext.Name + " because cache has not expired.", this);
args.RemoveOutputCacheSite(outputCacheSite);
Item command = outputCacheSite.SiteContext.Database.GetItem(
"/sitecore/system/Tasks/Commands/ProcessOutputCaches");
Item schedule = outputCacheSite.SiteContext.Database.GetItem(
"/sitecore/system/Tasks/Schedules");
Template template = TemplateManager.GetTemplate(
"User Defined/Tasks/Schedule/ProcessOutputCaches",
outputCacheSite.SiteContext.Database);
if (command == null ||
schedule == null ||
template == null ||
template.GetField("OutputCacheClearingOptions") == null ||
template.GetField("Auto Remove") == null ||
template.GetField("Command") == null ||
template.GetField("Instance") == null ||
template.GetField("Schedule") == null)
{
Log.Warn(this + " : template for scheduling cache clearing operations does not exist or does not contain the correct fields.", this);
return;
}
if (schedule.Axes.SelectSingleItem(
".//*[@Instance='" + Sitecore.Configuration.Settings.InstanceName +
"' and @Command='" + command.ID + "']") != null)
{
Log.Info(this + " : cache clearing operation already scheduled for this instance.", this);
return;
}
//TODO: only create if no schedule for same command exists for instance
Item task = schedule.Add(
string.Join(
".",
DateUtil.ToIsoDate(DateTime.Now),
Sitecore.Configuration.Settings.InstanceName,
new Random().Next()).Replace(":", "_").Replace("-", "_").Replace(".", "_"),
new TemplateID(template.ID));
using (new EditContext(task))
{
XmlSerializer serializer = new XmlSerializer(
args.OutputCacheClearingOptions.GetType());
StringWriter sw = new StringWriter();
serializer.Serialize(sw, args.OutputCacheClearingOptions);
task["OutputCacheClearingOptions"] = sw.ToString();
task["Command"] = command.ID.ToString();
task["Auto Remove"] = "1";
task["Instance"] = Sitecore.Configuration.Settings.InstanceName;
task["Schedule"] = string.Join(
"|",
DateUtil.ToIsoDate(DateTime.MinValue).Substring(0, 8),
DateUtil.ToIsoDate(DateTime.MaxValue).Substring(0, 8),
"127",
"00:01:00");
}
}
}
}
protected abstract void DoProcess(ClearOutputCachesArgs args);
