protected bool CheckRenderingCounts(
ArrayList devices,
SC.Rules.RuleContext ruleContext)
{
// note: this applies for all devices - you couldn't allow 3 renderings
// in a placeholder for one device but only 1 for another device.
// you could add another property to the condition to specify a single device
foreach (SC.Layouts.DeviceDefinition device in devices)
{
if (String.IsNullOrEmpty(device.Layout) ||
device.Renderings == null)
{
continue;
}
int count = 0;
// I find this more readable without LINQ
foreach (SC.Layouts.RenderingDefinition rendering in device.Renderings)
{
if (String.IsNullOrEmpty(rendering.Placeholder))
{
continue;
}
if (rendering.Placeholder.EndsWith(
this.PlaceholderKey,
StringComparison.OrdinalIgnoreCase))
{
count++;
}
}
if (count <= this.MaxRenderings)
{
continue;
}
// ruleContext.Parameters["Validation Message"] = count
ruleContext.Parameters["Validation Message"] = count
+ " renderings bound to placeholder "
+ this.PlaceholderKey
+ " (limit "
+ this.MaxRenderings +
")";
return(true);
}
return(false);
}
// agent body
public void Run()
{
// database containing items to process
SC.Data.Database db = this.GetDatabase();
SC.Diagnostics.Assert.IsNotNull(db, "db");
// ids of items to process
SC.Data.ID[] itemIDs = this.GetItemIDs(db);
SC.Diagnostics.Assert.IsNotNull(itemIDs, "itemIDs");
if (SC.Context.Job != null)
{
SC.Context.Job.Status.Total = itemIDs.Length;
}
// rules to invoke
SC.Rules.RuleList <SC.Rules.RuleContext> rules = this.GetRules(db);
SC.Diagnostics.Assert.IsNotNull(rules, "rules");
// execute rules against each item
foreach (SC.Data.ID id in itemIDs)
{
SC.Data.Items.Item[] versions = this.GetVersionsToProcess(
db,
id);
if (SC.Context.Job != null && versions.Length > 0)
{
SC.Context.Job.Status.Messages.Add(
"Processing " + versions[0].Paths.FullPath);
}
foreach (SC.Data.Items.Item version in versions)
{
SC.Rules.RuleContext ruleContext = new SC.Rules.RuleContext();
ruleContext.Item = version;
rules.Run(ruleContext);
}
if (SC.Context.Job != null)
{
SC.Context.Job.Status.Processed++;
}
}
}
