public void DetectsItemFieldTokenWithoutFieldName()
{
using (var db = new Db()
{
new DbItem("page1"), new DbItem("page2")
})
{
var page1 = db.GetItem("/sitecore/content/page1");
var args = new GetLookupSourceItemsArgs()
{
Item = page1, Source = "{ItemField:FullName}"
};
var context = new GetLookupsourceItemsRuleContext(args);
var condition = new QueryContainsTokenCondition <GetLookupsourceItemsRuleContext>()
{
Token = "ItemField"
};
var ruleStack = new RuleStack();
condition.Evaluate(context, ruleStack);
ruleStack.Should().HaveCount(1);
ruleStack.Pop().Should().Be(true);
}
}
private void CheckForRulesMatch(Database db, string domain, string requestedUrl, string requestedPathAndQuery, HttpRequestArgs args)
{
// Loop through the pattern match items to find a match
foreach (Item possibleRedirectRule in GetRedirects(db, domain, Constants.Templates.RedirectRule, Constants.Templates.VersionedRedirectRule, Sitecore.Configuration.Settings.GetSetting(Constants.Settings.QueryExactMatch)))
{
var ruleContext = new RuleContext();
ruleContext.Parameters.Add("newUrl", requestedUrl);
foreach (Rule <RuleContext> rule in RuleFactory.GetRules <RuleContext>((IEnumerable <Item>) new Item[1] {
possibleRedirectRule
}, "Redirect Rule").Rules)
{
if (rule.Condition != null)
{
RuleStack stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (!ruleContext.IsAborted && (stack.Count != 0 && (bool)stack.Pop()))
{
foreach (var action in rule.Actions)
{
action.Apply(ruleContext);
}
}
}
}
if (ruleContext.Parameters["newUrl"] != null && ruleContext.Parameters["newUrl"].ToString() != string.Empty && ruleContext.Parameters["newUrl"].ToString() != requestedUrl)
{
var responseStatus = GetResponseStatus(possibleRedirectRule);
// The query string will be in the URL already, so don't break it apart.
SendResponse(ruleContext.Parameters["newUrl"].ToString(), string.Empty, responseStatus, args);
}
}
}
public TrackingField Evaluate(Item mapItem, Item contextItem)
{
var context = new RuleContext
{
Item = contextItem
};
foreach (Rule <RuleContext> rule in RuleFactory.GetRules <RuleContext>(new[] { mapItem }, Templates.RulesProfileMap.Fields.Rules.ToString()).Rules)
{
if (rule.Condition != null)
{
var stack = new RuleStack();
rule.Condition.Evaluate(context, stack);
if (context.IsAborted)
{
continue;
}
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
return(GetTrackingField(mapItem));
}
}
}
return(null);
}
private static DeviceItem ExecuteDeviceConditions()
{
var devices = Context.Database.Resources.Devices.GetAll();
foreach (var device in devices)
{
var ruleContext = new RuleContext();
foreach (var rule in RuleFactory.GetRules <RuleContext>(new[] { device.InnerItem }, "Rule").Rules)
{
if (rule.Condition != null)
{
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
return(device);
}
}
}
}
return(null);
}
/// <summary>
/// Gets the rules device.
/// </summary>
/// <param name="database">The database.</param>
/// <returns>Resolved device</returns>
private static DeviceItem GetRulesDevice(Database database)
{
DeviceItem[] all = database.Resources.Devices.GetAll();
foreach (var device in all)
{
var ruleContext = new RuleContext();
var rules = RuleFactory.GetRules <RuleContext>(
device.InnerItem, "Conditions").Rules;
foreach (Rule <RuleContext> rule in rules)
{
if (rule.Condition != null)
{
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
return(device);
}
}
}
}
return(null);
}
public void FailsButDoesNotErrorWhenCompareIdNotSet()
{
var sourceRenderingId = ID.NewID;
var targetRenderingId = ID.NewID;
using (var db = new Db {
new DbItem("rendering", targetRenderingId)
})
{
var targetRenderingItem = db.GetItem(targetRenderingId);
var context = new ReplaceRenderingRuleContext(new RenderingDefinition()
{
ItemID = sourceRenderingId.ToString()
}, targetRenderingItem, new DeviceDefinition());
var condition = new TargetRenderingIsAnyOfCondition <ReplaceRenderingRuleContext>();
var ruleStack = new RuleStack();
condition.Evaluate(context, ruleStack);
ruleStack.Should().HaveCount(1);
ruleStack.Pop().Should().Be(false);
}
}
public void DoesUserAgentContainValueCondition(string userAgent, string containsUserAgentValue, bool expectedResult, Db database)
{
SetupDb(database);
RuleContext ruleContext = new RuleContext();
PoorMansDeviceDetectorCondition<RuleContext> customUserAgentCondition = new PoorMansDeviceDetectorCondition<RuleContext>()
{
OperatorId = Constants.StringOperations.Contains.ItemID.ToString(),
Value = containsUserAgentValue,
UserAgent = userAgent
};
var ruleStack = new RuleStack();
// act
customUserAgentCondition.Evaluate(ruleContext, ruleStack);
// assert
ruleStack.Should().HaveCount(1);
object value = ruleStack.Pop();
value.Should().Be(expectedResult);
}
public void MatchesTargetId()
{
var sourceRenderingId = ID.NewID;
var targetRenderingId = ID.NewID;
using (var db = new Db {
new DbItem("rendering", targetRenderingId)
})
{
var targetRenderingItem = db.GetItem(targetRenderingId);
var context = new ReplaceRenderingRuleContext(new RenderingDefinition()
{
ItemID = sourceRenderingId.ToString()
}, targetRenderingItem, new DeviceDefinition());
var condition = new TargetRenderingIsAnyOfCondition <ReplaceRenderingRuleContext>
{
CompareRenderingItemIds = targetRenderingId.ToString()
};
var ruleStack = new RuleStack();
condition.Evaluate(context, ruleStack);
ruleStack.Should().HaveCount(1);
ruleStack.Pop().Should().Be(true);
}
}
/// <summary>
/// runs the set of rules and checks for any matches, if it finds a match it will run the rule's associated action
/// </summary>
/// <param name="root">Item which holds the field</param>
/// <param name="field">the rule field name</param>
/// <param name="ruleContext"></param>
/// <returns></returns>
public static void RunRules <T>(this Item root, string field, T ruleContext)
where T : RuleContext
{
foreach (Rule <T> rule in RuleFactory.GetRules <T>(new[] { root }, field).Rules)
{
if (rule.Condition != null)
{
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
rule.Execute(ruleContext);
}
}
else
{
rule.Execute(ruleContext);
}
}
}
public static string GenerateMetaTags()
{
StringBuilder sb = new StringBuilder();
RuleStack stack = new RuleStack();
var references = Sitecore.Context.Item.Visualization.GetRenderings(Sitecore.Context.Device, false);
try
{
foreach (RenderingReference reference in references)
{
ConditionalRenderingsRuleContext context = new ConditionalRenderingsRuleContext(references.ToList(), reference);
foreach (Rule <ConditionalRenderingsRuleContext> rule in reference.Settings.Rules.Rules)
{
rule.Condition.Evaluate(context, stack);
if ((stack.Count != 0) && (bool)stack.Pop() && rule.UniqueId != ID.Null)
{
sb.Append(",").Append(rule.Name);
break;
}
}
}
}
catch (Exception e)
{
Log.Warn("Problem aggregating rules for personalization context, metatag may be incorrect", e, e);
}
return(sb.Length > 0 ? $@"<meta name=""sitecorePersonalization"" content=""{sb.ToString(1, sb.Length - 1)}"">" : "");
}
public void MatchesToken()
{
using (var db = new Db()
{
new DbItem("page1"), new DbItem("page2")
})
{
var page1 = db.GetItem("/sitecore/content/page1");
var page2 = db.GetItem("/sitecore/content/page2");
var args = new GetLookupSourceItemsArgs()
{
Item = page1, Source = "{Home}/page1"
};
var context = new GetLookupsourceItemsRuleContext(args);
var condition = new QueryContainsTokenCondition <GetLookupsourceItemsRuleContext>()
{
Token = "Home"
};
var ruleStack = new RuleStack();
condition.Evaluate(context, ruleStack);
ruleStack.Should().HaveCount(1);
ruleStack.Pop().Should().Be(true);
}
}
public void ReturnsFalseForNullQuery()
{
using (var db = new Db()
{
new DbItem("page1"), new DbItem("page2")
})
{
var page1 = db.GetItem("/sitecore/content/page1");
var args = new GetLookupSourceItemsArgs()
{
Item = page1
};
var context = new GetLookupsourceItemsRuleContext(args);
var condition = new QueryContainsTokenCondition <GetLookupsourceItemsRuleContext>()
{
Token = "ItemField"
};
var ruleStack = new RuleStack();
condition.Evaluate(context, ruleStack);
ruleStack.Should().HaveCount(1);
ruleStack.Pop().Should().Be(false);
}
}
public override void Evaluate([CanBeNull] object parameter, [NotNull] RuleStack stack)
{
Assert.ArgumentNotNull(stack, nameof(stack));
Operand.Evaluate(parameter, stack);
var result = (bool)stack.Pop();
stack.Push(!result);
}
public static bool EvaluateSingleRule(Rule<RuleContext> rule, RuleContext ruleContext)
{
if (rule.Condition == null)
return true;
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
return false;
}
return (stack.Count != 0) && ((bool)stack.Pop());
}
/// <summary>
/// Gets the rules device.
/// </summary>
/// <param name="database">The database.</param>
/// <returns>Resolved device</returns>
private static DeviceItem GetRulesDevice(Database database)
{
const string defaultLanguageName = "en";
var savedLanguage = Context.Language;
if (savedLanguage.Name != defaultLanguageName)
{
Context.Language = LanguageManager.GetLanguage(defaultLanguageName);
}
DeviceItem[] all = database.Resources.Devices.GetAll();
foreach (var device in all)
{
var ruleContext = new RuleContext();
foreach (Rule <RuleContext> rule in RuleFactory.GetRules <RuleContext>(new[]
{
device.InnerItem
}, "Conditions").Rules)
{
if (rule.Condition != null)
{
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
if (savedLanguage.Name != defaultLanguageName)
{
Context.Language = savedLanguage;
}
return(device);
}
}
}
}
if (savedLanguage.Name != defaultLanguageName)
{
Context.Language = savedLanguage;
}
return(null);
}
public static bool ValidateRule(RuleList<RuleContext> rules, Item ruleItem, Item checkItem)
{
var ruleContext = new RuleContext { Item = checkItem };
var result = false;
using (
new LongRunningOperationWatcher(Settings.Profiling.RenderFieldThreshold, "Long running rule set: {0}",
new string[1]
{
ruleItem.Name ?? string.Empty
}))
{
foreach (var rule in rules.Rules)
{
if (rule.Condition == null)
continue;
var stack = new RuleStack();
try
{
rule.Condition.Evaluate(ruleContext, stack);
}
catch (Exception ex)
{
Log.Error(
string.Format("Evaluation of condition failed. Rule item ID: {0}, condition item ID: {1}",
rule.UniqueId != (ID)null ? rule.UniqueId.ToString() : "Unknown",
rule.Condition.UniqueId != ID.Null.ToString()
? rule.Condition.UniqueId
: "Unknown"), ex, typeof(RuleProcessor));
ruleContext.Abort();
}
if (ruleContext.IsAborted)
break;
if (stack.Count != 0 && (bool)stack.Pop())
result = true;
else
{
result = false;
break;
}
}
}
return result;
}
public override void Evaluate([CanBeNull] object parameter, [NotNull] RuleStack stack)
{
Assert.ArgumentNotNull(stack, nameof(stack));
LeftOperand.Evaluate(parameter, stack);
var left = (bool)stack.Pop();
if (!left)
{
stack.Push(false);
return;
}
RightOperand.Evaluate(parameter, stack);
}
public virtual Item GetRulesBasedSnippetDataSource(Item rulesBasedSnippetSnippetItem, Item contextItem)
{
var rulesValue = rulesBasedSnippetSnippetItem[Templates.RulesBasedSnippetSnippet.Fields.SnippetRules];
if (string.IsNullOrWhiteSpace(rulesValue))
{
return(null);
}
var commerceContextItem = siteContext.CurrentCatalogItem ?? contextItem;
var rules = RuleFactory.ParseRules <RuleContext>(contextItem.Database, XElement.Parse(rulesValue));
var ruleContext = new RuleContext()
{
Item = commerceContextItem
};
if (rules.Rules.Any())
{
foreach (var rule in rules.Rules)
{
if (rule.Condition != null)
{
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
rule.Execute(ruleContext);
var action = rule.Actions.FirstOrDefault();
var snippetId = action is SelectSnippet <RuleContext>?((SelectSnippet <RuleContext>)action)?.SnippetId : string.Empty;
return(!string.IsNullOrEmpty(snippetId) ? contextItem.Database.GetItem(ID.Parse(snippetId)) : null);
}
}
else
{
rule.Execute(ruleContext);
}
}
}
return(null);
}
public static bool EvaluateSingleRule(Rule <RuleContext> rule, RuleContext ruleContext)
{
if (rule.Condition == null)
{
return(true);
}
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
return(false);
}
return((stack.Count != 0) && ((bool)stack.Pop()));
}
private void Evaluate(XmlTextWriter output, Item item, XElement root, RuleList <RuleContext> ruleList)
{
var ruleContext = new RuleContext
{
Item = item
};
var index = 0;
foreach (var rule in ruleList.Rules)
{
var ruleElement = root.Element(index);
index++;
output.WriteElementString("entry", string.Format("Evaluating rule {0} of {1}.", index, ruleList.Rules.Count()));
if (rule.Condition == null)
{
output.WriteElementString("entry", string.Format(" There are no conditions and the rule is skipped.", index));
continue;
}
output.WriteElementString("entry", " Evaluating conditions");
var stack = new RuleStack();
var conditionsElement = ruleElement.Element("conditions");
Evaluate(output, rule.Condition, ruleContext, stack, item.Database, conditionsElement.Element(0));
if (ruleContext.IsAborted)
{
output.WriteElementString("entry", string.Format(" Evaluation is aborted by a condition.", index));
break;
}
var result = stack.Count != 0 && (bool)stack.Pop();
output.WriteElementString("entry", string.Format(" The evaluation result is {0}.", result ? "True" : "False"));
if (result)
{
RenderActions(output, item, ruleElement, rule);
}
}
}
public static bool EvaluateConditions <T>(this Item root, string field, T ruleContext)
where T : RuleContext
{
var stack = new RuleStack();
foreach (Rule <T> rule in RuleFactory.GetRules <T>(new[] { root }, field).Rules)
{
if (rule.Condition != null)
{
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
}
}
return(stack.Count != 0 && (bool)stack.Pop());
}
public bool Evaluate([CanBeNull] object ruleContext)
{
var c = Condition;
if (c == null)
{
return(true);
}
var stack = new RuleStack();
c.Evaluate(ruleContext, stack);
if (stack.Count == 0)
{
return(false);
}
return((bool)stack.Pop());
}
///<summary>
/// runs the set of rules and checks for any matches, if it finds a match it will run the rule's associated action
/// </summary>
/// <param name="ruleContext">Rule context that holds log parameters</param>
/// <returns></returns>
public static void RunRules(LoggerRuleContext ruleContext)
{
using (new SecurityDisabler())
{
Item rootRulesFolder = webDb.GetItem(Constants.IDs.RulesRootFolderId);
if (rootRulesFolder == null)
{
return;
}
var rulesItems = rootRulesFolder.Children.Where(i => i.TemplateID.Equals(Constants.Templates.LoggingRule));
if (!rulesItems.Any())
{
return;
}
foreach (var ruleItem in rulesItems)
{
foreach (Rule <LoggerRuleContext> rule in RuleFactory.GetRules <LoggerRuleContext>(new[] { ruleItem }, Constants.Fields.Rule).Rules)
{
ruleContext.ItemId = ruleItem.ID;
if (rule.Condition != null)
{
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
rule.Execute(ruleContext);
}
}
else
{
rule.Execute(ruleContext);
}
}
}
}
}
public void ExecCorrectlyDetectsChild(string parentPath, string childPath, bool expectedResult, string message)
{
using (var db = GetFakeDb())
{
var item = db.GetItem(childPath);
var root = db.GetItem(parentPath);
var context = new RuleContext {
Item = item
};
var condition = new IsDescendentOfCondition <RuleContext>
{
PotentialParent = root
};
var ruleStack = new RuleStack();
condition.Evaluate(context, ruleStack);
ruleStack.Should().HaveCount(1);
ruleStack.Pop().Should().Be(expectedResult, message);
}
}
private bool SatisfiesConditions(RuleList<RuleContext> ruleList, RuleContext ruleContext)
{
foreach (Rule<RuleContext> rule in ruleList.Rules)
{
if (rule.Condition == null)
continue;
RuleStack stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
continue;
if (stack.Count == 0)
continue;
if (!(bool)stack.Pop())
continue;
return true;
}
return false;
}
// Run Forest Run!
protected virtual void RunIgnoreTrackingExceptions(T ruleContext, bool stopOnFirstMatching, out int executedRulesCount)
{
Assert.ArgumentNotNull(ruleContext, "ruleContext");
executedRulesCount = 0;
if (this.Count == 0)
{
return;
}
using (new LongRunningOperationWatcher(Settings.Profiling.RenderFieldThreshold, "Long running rule set: {0}", new string[]
{
this.Name ?? string.Empty
}))
{
foreach (Rule <T> current in this.Rules)
{
if (current.Condition != null)
{
RuleStack ruleStack = new RuleStack();
try
{
PersonalizationRuleList <T> .RaiseConditionEventHandler(this.Evaluating, this, ruleContext, current);
current.Condition.Evaluate(ruleContext, ruleStack);
PersonalizationRuleList <T> .RaiseConditionEventHandler(this.Evaluated, this, ruleContext, current);
}
// only skip when there is a tracker like operation
catch (InvalidOperationException invalidOperation)
{
string arg = (current.Name != null) ? current.Name.ToString() : "Unknown";
string arg2 = (current.Condition.UniqueId != null) ? current.Condition.UniqueId.ToString() : "Unknown";
if (invalidOperation.Message.Contains("Tracker"))
{
Log.Warn(String.Format("Tracker.Current not available - rule with name: {0} skipped, condtion item ID: {1}", arg, arg2), invalidOperation, this);
}
else
{
Log.Error(string.Format("Evaluation of condition failed. Rule item ID: {0}, condition item ID: {1}", arg, arg2), invalidOperation, this);
ruleContext.Abort();
}
}
catch (Exception exception)
{
string arg = (current.Name != null) ? current.Name.ToString() : "Unknown";
string arg2 = (current.Condition.UniqueId != null) ? current.Condition.UniqueId.ToString() : "Unknown";
Log.Error(string.Format("Evaluation of condition failed. Rule item ID: {0}, condition item ID: {1}", arg, arg2), exception, this);
ruleContext.Abort();
}
if (ruleContext.IsAborted)
{
break;
}
if (ruleStack.Count != 0)
{
bool flag = (bool)ruleStack.Pop();
if (!flag || ruleContext.SkipRule)
{
ruleContext.SkipRule = false;
}
else
{
foreach (RuleAction <T> current2 in current.Actions)
{
try
{
current2.Apply(ruleContext);
PersonalizationRuleList <T> .RaiseActionEventHandler(this.Applied, this, ruleContext, current2);
}
catch (Exception exception2)
{
string arg3 = (current.Name != null) ? current.Name : "Unknown";
string arg4 = (current2.UniqueId != null) ? current2.UniqueId.ToString() : "Unknown";
Log.Error(string.Format("Execution of action failed. Rule item ID: {0}, action item ID: {1}", arg3, arg4), exception2, this);
ruleContext.Abort();
}
if (ruleContext.IsAborted)
{
return;
}
}
executedRulesCount++;
if (stopOnFirstMatching)
{
break;
}
}
}
}
}
}
}
/// <summary>
/// Gets the rules device.
/// </summary>
/// <param name="database">The database.</param>
/// <returns>Resolved device</returns>
private static DeviceItem GetRulesDevice(Database database)
{
const string defaultLanguageName = "en";
var savedLanguage = Context.Language;
if (savedLanguage.Name != defaultLanguageName)
Context.Language = LanguageManager.GetLanguage(defaultLanguageName);
DeviceItem[] all = database.Resources.Devices.GetAll();
foreach (var device in all)
{
var ruleContext = new RuleContext();
foreach (Rule<RuleContext> rule in RuleFactory.GetRules<RuleContext>(new[]
{
device.InnerItem }, "Conditions").Rules)
{
if (rule.Condition != null)
{
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
if (savedLanguage.Name != defaultLanguageName)
Context.Language = savedLanguage;
return device;
}
}
}
}
if (savedLanguage.Name != defaultLanguageName)
Context.Language = savedLanguage;
return null;
}
private void Evaluate(XmlTextWriter output, RuleCondition <RuleContext> condition, RuleContext ruleContext, RuleStack stack, Database database, XElement element)
{
var andCondition = condition as AndCondition <RuleContext>;
if (andCondition != null)
{
Evaluate(output, andCondition.LeftOperand, ruleContext, stack, database, element.Element(0));
if (!(bool)stack.Pop())
{
stack.Push(false);
}
else
{
Evaluate(output, andCondition.RightOperand, ruleContext, stack, database, element.Element(1));
}
return;
}
var orCondition = condition as OrCondition <RuleContext>;
if (orCondition != null)
{
Evaluate(output, orCondition.LeftOperand, ruleContext, stack, database, element.Element(0));
if ((bool)stack.Pop())
{
stack.Push(true);
}
else
{
Evaluate(output, orCondition.RightOperand, ruleContext, stack, database, element.Element(1));
}
return;
}
var notCondition = condition as NotCondition <RuleContext>;
if (notCondition != null)
{
Evaluate(output, notCondition.Operand, ruleContext, stack, database, element.Element(0));
var flag = (bool)stack.Pop();
stack.Push(!flag);
return;
}
condition.Evaluate(ruleContext, stack);
var text = condition.GetType().Name;
var conditionItem = database.GetItem(element.GetAttributeValue("id"));
if (conditionItem != null)
{
text = Expand(database, conditionItem["Text"], element);
}
var result = stack.Peek();
output.WriteElementString("entry", string.Format(" Condition \"{0}\" returned \"{1}\".", text, result.ToString()));
}
protected override void Run(T ruleContext, bool stopOnFirstMatching, out int executedRulesCount)
{
Assert.ArgumentNotNull(ruleContext, "ruleContext");
executedRulesCount = 0;
if (Count == 0)
{
return;
}
using (new LongRunningOperationWatcher(Settings.Profiling.RenderFieldThreshold, "Long running rule set: {0}", new string[1] {
this.Name ?? string.Empty
}))
{
foreach (var rule in Rules)
{
if (rule.Condition == null)
{
continue;
}
var stack = new RuleStack();
try
{
rule.Condition.Evaluate(ruleContext, stack);
}
catch (Exception ex)
{
Log.Error(
string.Format(
"Evaluation of condition failed. Rule item ID: {0}, condition item ID: {1}",
!ID.IsNullOrEmpty(rule.UniqueId) ? rule.UniqueId.ToString() : "Unknown",
!string.IsNullOrWhiteSpace(rule.Condition.UniqueId) ? rule.Condition.UniqueId : "Unknown"),
ex, this);
ruleContext.Abort();
}
if (ruleContext.IsAborted)
{
break;
}
if (stack.Count == 0)
{
continue;
}
if (!(bool)stack.Pop() || ruleContext.SkipRule)
{
ruleContext.SkipRule = false;
continue;
}
foreach (var action in rule.Actions)
{
try
{
action.Apply(ruleContext);
}
catch (Exception ex)
{
Log.Error(
string.Format(
"Execution of action failed. Rule item ID: {0}, action item ID: {1}",
!ID.IsNullOrEmpty(rule.UniqueId) ? rule.UniqueId.ToString() : "Unknown",
!string.IsNullOrWhiteSpace(action.UniqueId) ? action.UniqueId : "Unknown"),
ex, this);
ruleContext.Abort();
}
if (ruleContext.IsAborted)
{
return;
}
if (ruleContext.StopProcessingThisRuleset)
{
ruleContext.StopProcessingThisRuleset = false;
return;
}
if (ruleContext.StopProcessingThisRule)
{
ruleContext.StopProcessingThisRule = false;
break;
}
}
++executedRulesCount;
if (stopOnFirstMatching)
{
break;
}
}
}
}
/// <summary>
/// Gets the rules device.
/// </summary>
/// <param name="database">The database.</param>
/// <returns>Resolved device</returns>
private static DeviceItem GetRulesDevice(Database database)
{
DeviceItem[] all = database.Resources.Devices.GetAll();
foreach (var device in all)
{
var ruleContext = new RuleContext();
foreach (Rule<RuleContext> rule in RuleFactory.GetRules<RuleContext>(new[]
{
device.InnerItem }, "Conditions").Rules)
{
if (rule.Condition != null)
{
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
return device;
}
}
}
}
return null;
}
/// <summary>
/// Evaluates if rule is active.
/// </summary>
/// <param name="ruleItem">The rule item.</param>
/// <param name="contextItem">The context item.</param>
/// <returns></returns>
private static bool RuleIsActive(Item ruleItem, Item contextItem)
{
var personaHelper = PersonaHelper.GetHelper();
personaHelper.SetAnalyticsContext();
foreach (Rule<ConditionalRenderingsRuleContext> rule in RuleFactory.GetRules<ConditionalRenderingsRuleContext>(new[] { ruleItem }, "Rule").Rules)
{
if (rule.Condition != null)
{
var ruleContext = new ConditionalRenderingsRuleContext(new List<RenderingReference>(), new RenderingReference(new Control())) { Item = contextItem };
var stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
return false;
}
bool ruleOutcome = false;
if ((stack.Count != 0) && ((bool)stack.Pop()))
{
ruleOutcome = true;
}
if (rule.Condition.GetType() == typeof(VisitorIdentificationCondition<ConditionalRenderingsRuleContext>))
{
ruleOutcome = !ruleOutcome;
}
return ruleOutcome;
}
}
return false;
}
private void CheckForRulesMatch(Database db, string requestedUrl, string requestedPathAndQuery, HttpRequestArgs args)
{
// Loop through the pattern match items to find a match
foreach (Item possibleRedirectRule in GetRedirects(db, Constants.Templates.RedirectRule, Constants.Templates.VersionedRedirectRule, Sitecore.Configuration.Settings.GetSetting(Constants.Settings.QueryExactMatch)))
{
var ruleContext = new RuleContext();
ruleContext.Parameters.Add("newUrl", requestedUrl);
foreach (Rule<RuleContext> rule in RuleFactory.GetRules<RuleContext>((IEnumerable<Item>)new Item[1] { possibleRedirectRule }, "Redirect Rule").Rules)
{
if (rule.Condition != null)
{
RuleStack stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (!ruleContext.IsAborted && (stack.Count != 0 && (bool)stack.Pop()))
{
foreach (var action in rule.Actions)
{
action.Apply(ruleContext);
}
}
}
}
if (ruleContext.Parameters["newUrl"] != null && ruleContext.Parameters["newUrl"].ToString() != string.Empty && ruleContext.Parameters["newUrl"].ToString() != requestedUrl)
{
var responseStatus = GetResponseStatus(possibleRedirectRule);
// The query string will be in the URL already, so don't break it apart.
SendResponse(ruleContext.Parameters["newUrl"].ToString(), string.Empty, responseStatus, args);
}
}
}
private List<ActionResponse> GetActionResponses(Item rootItem, string selectedValue)
{
List<ActionResponse> actions = new List<ActionResponse>();
if (rootItem != null)
{
Item[] fieldListWithSection = rootItem.Axes.GetDescendants();
List<Item> allDescendants = new List<Item>();
//Doing that in case of sections
foreach (Item item in fieldListWithSection)
{
allDescendants.AddRange(item.Children);
}
allDescendants.AddRange(fieldListWithSection);
foreach (Item fieldItem in allDescendants)
{
RuleContext ruleContext = new RuleContext();
IEnumerable<Rule<RuleContext>> rules = RuleFactory.GetRules<RuleContext>(new[] { fieldItem }, "Rules").Rules;
foreach (Rule<RuleContext> rule in rules)
{
// Adding selectedValue every time so condition gets value,
// also when AND-condition or OR-condition added by user in Rule Editor.
// Since AND-condition or OR-condition puts Custom Conditions in nesting object hierarchy
ruleContext.Parameters.Add("selectedValue", selectedValue);
RuleStack stack = new RuleStack();
rule.Condition.Evaluate(ruleContext, stack);
if (ruleContext.IsAborted)
{
continue;
}
string fieldClass = fieldItem.Name;
ControlType controlType = fieldItem.TemplateID == Constants.WffmSectionTemplateId ? ControlType.Section : ControlType.Field;
if (controlType == ControlType.Section)
{
Item firstCildItem = fieldItem.Children.FirstOrDefault();
if (firstCildItem != null)
{
fieldClass = firstCildItem.Name;
}
}
if (rule.Condition.GetType() == typeof(ConditionalHide<RuleContext>))
{
ConditionalHide<RuleContext> condHide = (ConditionalHide<RuleContext>)rule.Condition;
SessionUtil.SetSessionValue(condHide.SessionVariable, selectedValue);
}
var resultFromConditionExecution = (stack.Count != 0) && ((bool)stack.Pop());
actions.Add(new ActionResponse { ControlType = controlType, CssClassSelector = fieldClass.Replace(" ", "+"), HideControl = resultFromConditionExecution });
if (resultFromConditionExecution)
{
rule.Execute(ruleContext);
}
}
}
}
return actions;
}
