protected override bool ApplyTo(Activity rootActivity)
{
if (rootActivity == null)
{
return(false);
}
RuleDefinitions rules = rootActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if (rules == null || rules.RuleSets == null)
{
return(false);
}
//
bool setRuntimeMode = false;
if (rules.RuleSets.RuntimeMode)
{
rules.RuleSets.RuntimeMode = false;
setRuntimeMode = true;
}
try
{
return(rules.RuleSets.Remove(ruleset.Name));
}
finally
{
if (setRuntimeMode)
{
rules.RuleSets.RuntimeMode = true;
}
}
}
protected override bool ApplyTo(Activity rootActivity)
{
if (rootActivity == null)
{
return(false);
}
RuleDefinitions definitions = rootActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if (definitions == null)
{
definitions = new RuleDefinitions();
rootActivity.SetValue(RuleDefinitions.RuleDefinitionsProperty, definitions);
}
bool flag = false;
if (definitions.Conditions.RuntimeMode)
{
definitions.Conditions.RuntimeMode = false;
flag = true;
}
try
{
definitions.Conditions.Add(this.ConditionDefinition);
}
finally
{
if (flag)
{
definitions.Conditions.RuntimeMode = true;
}
}
return(true);
}
internal static void Flush_Rules_DT(IServiceProvider serviceProvider, Activity activity)
{
RuleDefinitions rules = (RuleDefinitions)activity.GetValue(RuleDefinitions.RuleDefinitionsProperty);
if (rules != null)
{
WorkflowDesignerLoader loader = (WorkflowDesignerLoader)serviceProvider.GetService(typeof(WorkflowDesignerLoader));
if (loader != null)
{
string rulesFileName = string.Empty;
if (!string.IsNullOrEmpty(loader.FileName))
{
rulesFileName = Path.Combine(Path.GetDirectoryName(loader.FileName), Path.GetFileNameWithoutExtension(loader.FileName));
}
rulesFileName += ".rules";
using (TextWriter ruleFileWriter = loader.GetFileWriter(rulesFileName))
{
if (ruleFileWriter != null)
{
using (XmlWriter xmlWriter = Helpers.CreateXmlWriter(ruleFileWriter))
{
DesignerSerializationManager designerSerializationManager = new DesignerSerializationManager(serviceProvider);
using (designerSerializationManager.CreateSession())
{
new WorkflowMarkupSerializer().Serialize(designerSerializationManager, xmlWriter, rules);
}
}
}
}
}
}
}
internal static object OnGetRuleConditions(DependencyObject dependencyObject)
{
if (dependencyObject == null)
{
throw new ArgumentNullException("dependencyObject");
}
RuleDefinitions rules = dependencyObject.GetValueBase(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if (rules != null)
{
return(rules);
}
Activity rootActivity = dependencyObject as Activity;
if (rootActivity.Parent == null)
{
rules = ConditionHelper.GetRuleDefinitionsFromManifest(rootActivity.GetType());
if (rules != null)
{
dependencyObject.SetValue(RuleDefinitions.RuleDefinitionsProperty, rules);
}
}
return(rules);
}
internal static void Flush_Rules_DT(IServiceProvider serviceProvider, Activity activity)
{
RuleDefinitions definitions = (RuleDefinitions)activity.GetValue(RuleDefinitions.RuleDefinitionsProperty);
if (definitions != null)
{
WorkflowDesignerLoader service = (WorkflowDesignerLoader)serviceProvider.GetService(typeof(WorkflowDesignerLoader));
if (service != null)
{
string filePath = string.Empty;
if (!string.IsNullOrEmpty(service.FileName))
{
filePath = Path.Combine(Path.GetDirectoryName(service.FileName), Path.GetFileNameWithoutExtension(service.FileName));
}
filePath = filePath + ".rules";
using (TextWriter writer = service.GetFileWriter(filePath))
{
if (writer != null)
{
using (XmlWriter writer2 = System.Workflow.Activities.Common.Helpers.CreateXmlWriter(writer))
{
DesignerSerializationManager serializationManager = new DesignerSerializationManager(serviceProvider);
using (serializationManager.CreateSession())
{
new WorkflowMarkupSerializer().Serialize(serializationManager, writer2, definitions);
}
}
}
}
}
}
}
public IList <WorkflowChangeAction> Diff(object originalDefinition, object changedDefinition)
{
RuleDefinitions originalRules = originalDefinition as RuleDefinitions;
RuleDefinitions changedRules = changedDefinition as RuleDefinitions;
if ((originalRules == null) || (changedRules == null))
{
return(new List <WorkflowChangeAction>());
}
IList <WorkflowChangeAction> cdiff = Conditions.Diff(originalRules.Conditions, changedRules.Conditions);
IList <WorkflowChangeAction> rdiff = RuleSets.Diff(originalRules.RuleSets, changedRules.RuleSets);
// quick optimization -- if no condition changes, simply return the ruleset changes
if (cdiff.Count == 0)
{
return(rdiff);
}
// merge ruleset changes into condition changes
for (int i = 0; i < rdiff.Count; ++i)
{
cdiff.Add(rdiff[i]);
}
return(cdiff);
}
// Methods
public override bool Evaluate(Activity activity, IServiceProvider provider)
{
Activity parent = activity;
RuleDefinitions definitions = null;
while (parent != null)
{
definitions = (RuleDefinitions)parent.GetValue(RuleDefinitions.RuleDefinitionsProperty);
if (definitions != null)
{
break;
}
parent = parent.Parent;
}
if (definitions == null)
{
Console.WriteLine("No definition");
return(false);
}
//Console.WriteLine ("Definition {0} at {1}", definitions, parent);
RuleValidation validation = new RuleValidation(activity.GetType(), null);
RuleExecution execution = new RuleExecution(validation, parent);
RuleCondition condition = definitions.Conditions [ConditionName];
//Console.WriteLine ("Condition {0}", condition);
return(condition.Evaluate(execution));
}
protected override bool ApplyTo(Activity rootActivity)
{
if (rootActivity == null)
{
return false;
}
RuleDefinitions definitions = rootActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if (definitions == null)
{
definitions = new RuleDefinitions();
rootActivity.SetValue(RuleDefinitions.RuleDefinitionsProperty, definitions);
}
bool flag = false;
if (definitions.Conditions.RuntimeMode)
{
definitions.Conditions.RuntimeMode = false;
flag = true;
}
try
{
definitions.Conditions.Add(this.ConditionDefinition);
}
finally
{
if (flag)
{
definitions.Conditions.RuntimeMode = true;
}
}
return true;
}
protected override bool ApplyTo(Activity rootActivity)
{
bool flag2;
if (rootActivity == null)
{
return(false);
}
RuleDefinitions definitions = rootActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if ((definitions == null) || (definitions.RuleSets == null))
{
return(false);
}
bool flag = false;
if (definitions.RuleSets.RuntimeMode)
{
definitions.RuleSets.RuntimeMode = false;
flag = true;
}
try
{
flag2 = definitions.RuleSets.Remove(this.ruleset.Name);
}
finally
{
if (flag)
{
definitions.RuleSets.RuntimeMode = true;
}
}
return(flag2);
}
protected override void InitializeProperties()
{
lock (syncLock)
{
if (this._runtimeInitialized)
{
return;
}
Activity ownerActivity = base.ParentDependencyObject as Activity;
CompositeActivity declaringActivity = Helpers.GetDeclaringActivity(ownerActivity);
if (declaringActivity == null)
{
declaringActivity = Helpers.GetRootActivity(ownerActivity) as CompositeActivity;
}
RuleDefinitions rules = ConditionHelper.Load_Rules_RT(declaringActivity);
if (rules != null)
{
rules.OnRuntimeInitialized();
}
base.InitializeProperties();
_runtimeInitialized = true;
}
}
internal static RuleDefinitions GetRuleDefinitionsFromManifest(Type workflowType)
{
if (workflowType == null)
{
throw new ArgumentNullException("workflowType");
}
RuleDefinitions definitions = null;
if (cloneableOrNullRulesResources.ContainsKey(workflowType))
{
definitions = (RuleDefinitions)cloneableOrNullRulesResources[workflowType];
if (definitions != null)
{
definitions = definitions.Clone();
}
return(definitions);
}
string name = workflowType.Name + ".rules";
Stream manifestResourceStream = workflowType.Module.Assembly.GetManifestResourceStream(workflowType, name);
if (manifestResourceStream == null)
{
manifestResourceStream = workflowType.Module.Assembly.GetManifestResourceStream(name);
}
if (manifestResourceStream != null)
{
using (StreamReader reader = new StreamReader(manifestResourceStream))
{
using (XmlReader reader2 = XmlReader.Create(reader))
{
definitions = new WorkflowMarkupSerializer().Deserialize(reader2) as RuleDefinitions;
}
}
}
if (!uncloneableRulesResources.ContainsKey(workflowType))
{
try
{
RuleDefinitions definitions2 = definitions;
if (definitions != null)
{
definitions = definitions.Clone();
}
lock (cloneableOrNullRulesResources)
{
cloneableOrNullRulesResources[workflowType] = definitions2;
}
}
catch (Exception)
{
lock (uncloneableRulesResources)
{
uncloneableRulesResources[workflowType] = null;
}
}
}
return(definitions);
}
public override bool Evaluate(Activity activity, IServiceProvider provider)
{
if (activity == null)
{
throw new ArgumentNullException("activity");
}
if (string.IsNullOrEmpty(this._condition))
{
throw new InvalidOperationException(SR.GetString(SR.Error_MissingConditionName, activity.Name));
}
RuleDefinitions defs = null;
if (string.IsNullOrEmpty(this.declaringActivityId))
{
// No Runtime Initialization.
CompositeActivity declaringActivity = null;
defs = RuleConditionReference.GetRuleDefinitions(activity, out declaringActivity);
}
else
{
// Runtime Initialized.
defs = (RuleDefinitions)activity.GetActivityByName(declaringActivityId).GetValue(RuleDefinitions.RuleDefinitionsProperty);
}
if ((defs == null) || (defs.Conditions == null))
{
throw new InvalidOperationException(SR.GetString(SR.Error_MissingRuleConditions));
}
RuleCondition conditionDefinitionToEvaluate = defs.Conditions[this._condition];
if (conditionDefinitionToEvaluate != null)
{
Activity contextActivity = System.Workflow.Activities.Common.Helpers.GetEnclosingActivity(activity);
RuleValidation validation = new RuleValidation(contextActivity);
if (!conditionDefinitionToEvaluate.Validate(validation))
{
string message = string.Format(CultureInfo.CurrentCulture, Messages.ConditionValidationFailed, this._condition);
throw new InvalidOperationException(message);
}
RuleExecution context = new RuleExecution(validation, contextActivity, provider as ActivityExecutionContext);
return(conditionDefinitionToEvaluate.Evaluate(context));
}
else
{
// no condition, so defaults to true
return(true);
}
}
internal static RuleDefinitions Load_Rules_RT(Activity declaringActivity)
{
RuleDefinitions rules = declaringActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if (rules == null)
{
rules = ConditionHelper.GetRuleDefinitionsFromManifest(declaringActivity.GetType());
if (rules != null)
{
declaringActivity.SetValue(RuleDefinitions.RuleDefinitionsProperty, rules);
}
}
return(rules);
}
public override bool Evaluate(Activity activity, IServiceProvider provider)
{
if (activity == null)
{
throw new ArgumentNullException("activity");
}
if (string.IsNullOrEmpty(this._condition))
{
throw new InvalidOperationException(SR.GetString("Error_MissingConditionName", new object[] { activity.Name }));
}
RuleDefinitions ruleDefinitions = null;
if (string.IsNullOrEmpty(this.declaringActivityId))
{
CompositeActivity declaringActivity = null;
ruleDefinitions = GetRuleDefinitions(activity, out declaringActivity);
}
else
{
ruleDefinitions = (RuleDefinitions)activity.GetActivityByName(this.declaringActivityId).GetValue(RuleDefinitions.RuleDefinitionsProperty);
}
if ((ruleDefinitions == null) || (ruleDefinitions.Conditions == null))
{
throw new InvalidOperationException(SR.GetString("Error_MissingRuleConditions"));
}
RuleCondition condition = ruleDefinitions.Conditions[this._condition];
if (condition == null)
{
return(true);
}
Activity enclosingActivity = Helpers.GetEnclosingActivity(activity);
RuleValidation validation = new RuleValidation(enclosingActivity);
if (!condition.Validate(validation))
{
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, Messages.ConditionValidationFailed, new object[] { this._condition }));
}
RuleExecution execution = new RuleExecution(validation, enclosingActivity, provider as ActivityExecutionContext);
return(condition.Evaluate(execution));
}
protected override void InitializeProperties()
{
lock (syncLock)
{
if (this._runtimeInitialized)
{
return;
}
CompositeActivity declaringActivity = null;
Activity ownerActivity = base.ParentDependencyObject as Activity;
RuleDefinitions definitions = GetRuleDefinitions(ownerActivity, out declaringActivity);
definitions.OnRuntimeInitialized();
this.declaringActivityId = declaringActivity.QualifiedName;
base.InitializeProperties();
_runtimeInitialized = true;
}
}
protected override bool ApplyTo(Activity rootActivity)
{
if (rootActivity == null)
{
return(false);
}
RuleDefinitions rules = rootActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if (rules == null || rules.Conditions == null)
{
return(false);
}
if (rules.Conditions[this.ConditionDefinition.Name] == null)
{
return(false);
}
//
bool setRuntimeMode = false;
if (rules.Conditions.RuntimeMode)
{
rules.Conditions.RuntimeMode = false;
setRuntimeMode = true;
}
try
{
rules.Conditions.Remove(this.ConditionDefinition.Name);
rules.Conditions.Add(this.NewConditionDefinition);
}
finally
{
if (setRuntimeMode)
{
rules.Conditions.RuntimeMode = true;
}
}
return(true);
}
internal static RuleDefinitions Load_Rules_DT(IServiceProvider serviceProvider, DependencyObject activity)
{
RuleDefinitions rules = (RuleDefinitions)activity.GetValue(RuleDefinitions.RuleDefinitionsProperty);
if (rules == null)
{
WorkflowDesignerLoader loader = (WorkflowDesignerLoader)serviceProvider.GetService(typeof(WorkflowDesignerLoader));
if (loader != null)
{
string rulesFileName = string.Empty;
if (!string.IsNullOrEmpty(loader.FileName))
{
rulesFileName = Path.Combine(Path.GetDirectoryName(loader.FileName), Path.GetFileNameWithoutExtension(loader.FileName));
}
rulesFileName += ".rules";
try
{
using (TextReader ruleFileReader = loader.GetFileReader(rulesFileName))
{
if (ruleFileReader == null)
{
rules = new RuleDefinitions();
}
else
{
using (XmlReader xmlReader = XmlReader.Create(ruleFileReader))
rules = new WorkflowMarkupSerializer().Deserialize(xmlReader) as RuleDefinitions;
}
}
}
catch (Exception)
{
rules = new RuleDefinitions();
//
}
}
activity.SetValue(RuleDefinitions.RuleDefinitionsProperty, rules);
}
return(rules);
}
internal static RuleDefinitions Load_Rules_DT(IServiceProvider serviceProvider, DependencyObject activity)
{
RuleDefinitions definitions = (RuleDefinitions)activity.GetValue(RuleDefinitions.RuleDefinitionsProperty);
if (definitions == null)
{
WorkflowDesignerLoader service = (WorkflowDesignerLoader)serviceProvider.GetService(typeof(WorkflowDesignerLoader));
if (service != null)
{
string filePath = string.Empty;
if (!string.IsNullOrEmpty(service.FileName))
{
filePath = Path.Combine(Path.GetDirectoryName(service.FileName), Path.GetFileNameWithoutExtension(service.FileName));
}
filePath = filePath + ".rules";
try
{
using (TextReader reader = service.GetFileReader(filePath))
{
if (reader == null)
{
definitions = new RuleDefinitions();
}
else
{
using (XmlReader reader2 = XmlReader.Create(reader))
{
definitions = new WorkflowMarkupSerializer().Deserialize(reader2) as RuleDefinitions;
}
}
}
}
catch (Exception)
{
definitions = new RuleDefinitions();
}
}
activity.SetValue(RuleDefinitions.RuleDefinitionsProperty, definitions);
}
return(definitions);
}
internal RuleDefinitions Clone()
{
RuleDefinitions definitions = new RuleDefinitions();
if (this.ruleSets != null)
{
definitions.ruleSets = new RuleSetCollection();
foreach (RuleSet set in this.ruleSets)
{
definitions.ruleSets.Add(set.Clone());
}
}
if (this.conditions != null)
{
definitions.conditions = new RuleConditionCollection();
foreach (RuleCondition condition in this.conditions)
{
definitions.conditions.Add(condition.Clone());
}
}
return definitions;
}
internal RuleDefinitions Clone()
{
RuleDefinitions definitions = new RuleDefinitions();
if (this.ruleSets != null)
{
definitions.ruleSets = new RuleSetCollection();
foreach (RuleSet set in this.ruleSets)
{
definitions.ruleSets.Add(set.Clone());
}
}
if (this.conditions != null)
{
definitions.conditions = new RuleConditionCollection();
foreach (RuleCondition condition in this.conditions)
{
definitions.conditions.Add(condition.Clone());
}
}
return(definitions);
}
public IList <WorkflowChangeAction> Diff(object originalDefinition, object changedDefinition)
{
RuleDefinitions definitions = originalDefinition as RuleDefinitions;
RuleDefinitions definitions2 = changedDefinition as RuleDefinitions;
if ((definitions == null) || (definitions2 == null))
{
return(new List <WorkflowChangeAction>());
}
IList <WorkflowChangeAction> list = this.Conditions.Diff(definitions.Conditions, definitions2.Conditions);
IList <WorkflowChangeAction> list2 = this.RuleSets.Diff(definitions.RuleSets, definitions2.RuleSets);
if (list.Count == 0)
{
return(list2);
}
for (int i = 0; i < list2.Count; i++)
{
list.Add(list2[i]);
}
return(list);
}
internal static object OnGetRuleConditions(DependencyObject dependencyObject)
{
if (dependencyObject == null)
{
throw new ArgumentNullException("dependencyObject");
}
RuleDefinitions valueBase = dependencyObject.GetValueBase(RuleDefinitionsProperty) as RuleDefinitions;
if (valueBase == null)
{
Activity activity = dependencyObject as Activity;
if (activity.Parent == null)
{
valueBase = ConditionHelper.GetRuleDefinitionsFromManifest(activity.GetType());
if (valueBase != null)
{
dependencyObject.SetValue(RuleDefinitionsProperty, valueBase);
}
}
}
return(valueBase);
}
protected override void InitializeProperties()
{
lock (this.syncLock)
{
if (!this._runtimeInitialized)
{
Activity parentDependencyObject = base.ParentDependencyObject as Activity;
CompositeActivity declaringActivity = Helpers.GetDeclaringActivity(parentDependencyObject);
if (declaringActivity == null)
{
declaringActivity = Helpers.GetRootActivity(parentDependencyObject) as CompositeActivity;
}
RuleDefinitions definitions = ConditionHelper.Load_Rules_RT(declaringActivity);
if (definitions != null)
{
definitions.OnRuntimeInitialized();
}
base.InitializeProperties();
this._runtimeInitialized = true;
}
}
}
protected override bool ApplyTo(Activity rootActivity)
{
if (rootActivity == null)
{
return(false);
}
RuleDefinitions definitions = rootActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if ((definitions == null) || (definitions.RuleSets == null))
{
return(false);
}
if (definitions.RuleSets[this.RuleSetName] == null)
{
return(false);
}
bool flag = false;
if (definitions.Conditions.RuntimeMode)
{
definitions.Conditions.RuntimeMode = false;
flag = true;
}
try
{
definitions.RuleSets.Remove(this.RuleSetName);
definitions.RuleSets.Add(this.updated);
}
finally
{
if (flag)
{
definitions.RuleSets.RuntimeMode = true;
}
}
return(true);
}
internal RuleDefinitions Clone()
{
RuleDefinitions newRuleDefinitions = new RuleDefinitions();
if (this.ruleSets != null)
{
newRuleDefinitions.ruleSets = new RuleSetCollection();
foreach (RuleSet r in this.ruleSets)
{
newRuleDefinitions.ruleSets.Add(r.Clone());
}
}
if (this.conditions != null)
{
newRuleDefinitions.conditions = new RuleConditionCollection();
foreach (RuleCondition r in this.conditions)
{
newRuleDefinitions.conditions.Add(r.Clone());
}
}
return(newRuleDefinitions);
}
protected override bool ApplyTo(Activity rootActivity)
{
if (rootActivity == null)
{
return(false);
}
RuleDefinitions rules = rootActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if (rules == null)
{
rules = new RuleDefinitions();
((Activity)rootActivity).SetValue(RuleDefinitions.RuleDefinitionsProperty, rules);
}
//
bool setRuntimeMode = false;
if (rules.Conditions.RuntimeMode)
{
rules.Conditions.RuntimeMode = false;
setRuntimeMode = true;
}
try
{
rules.Conditions.Add(this.ConditionDefinition);
}
finally
{
if (setRuntimeMode)
{
rules.Conditions.RuntimeMode = true;
}
}
return(true);
}
private void exportToolStripMenuItem_Click(object sender, EventArgs e)
{
RuleSetSelector selectorForm = new RuleSetSelector();
selectorForm.RuleSetDataCollection.AddRange(ruleSetDataDictionary.Values);
selectorForm.Instructions = "Select the RuleSets you would like to export. Note that version numbers are not included in the output file, and only a single RuleSet with a given Name can be exported to the same file.";
DialogResult selectorResult = selectorForm.ShowDialog();
if (selectorResult == DialogResult.OK && selectorForm.SelectedRuleSetDataCollection.Count > 0)
{
RuleDefinitions ruleDefinitions = new RuleDefinitions();
foreach (RuleSetData data in selectorForm.SelectedRuleSetDataCollection)
{
ruleDefinitions.RuleSets.Add(data.RuleSet);
}
SaveFileDialog dialog = new SaveFileDialog();
dialog.Filter = "Rules files (*.rules)|*.rules";
dialog.AddExtension = true;
dialog.DefaultExt = "rules";
DialogResult result = dialog.ShowDialog();
if (result == DialogResult.OK && !String.IsNullOrEmpty(dialog.FileName))
{
XmlTextWriter writer = new XmlTextWriter(dialog.FileName, null);
serializer.Serialize(writer, ruleDefinitions);
writer.Flush();
writer.Close();
}
}
else
{
MessageBox.Show("No RuleSets selected.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
public static string GetActivitySpecificDetails(this ActivityWrapper activityWrapper, RuleDefinitions ruleDefinitions)
{
var builder = new StringBuilder();
builder.Append(ConvertActivity(activityWrapper.Current, ruleDefinitions));
return builder.ToString();
}
private static string ConvertActivity(Activity current, RuleDefinitions ruleDefinitions)
{
var builder = new StringBuilder();
if (current is IfElseActivity)
{
//var activity = current as IfElseActivity;
//if (activity.Activities.Count > 0) // there are branches if..else..activity
//{
// string[] dependents = activity.Activities.Select(x => x.Name).ToArray();
// builder.AppendFormat("There are {0} conditions executed in this scenario namely -", activity.Activities.Count)
// .AppendLine(dependents.ToCSV())
// .AppendLine();
//}
}
else if (current is IfElseBranchActivity)
{
var activity = current as IfElseBranchActivity;
builder.AppendLine(ConvertActivityCondition(activity.Condition, ruleDefinitions));
}
else if (current is WhileActivity)
{
var activity = current as WhileActivity;
builder.AppendLine(ConvertActivityCondition(activity.Condition, ruleDefinitions));
}
//else if (current is SequenceActivity)
//{
//}
//else if (current is ListenActivity)
//{
//}
//else if (current is StateActivity)
//{
//}
//else if (current is StateInitializationActivity)
//{
//}
else if (current is SetStateActivity)
{
var activity = current as SetStateActivity;
builder.AppendFormat("This activity sets the next state of the workflow to {0}", activity.TargetStateName).AppendLine();
}
//else if (current is EventDrivenActivity)
//{
//}
else if (current is PolicyActivity)
{
var activity = current as PolicyActivity;
builder.AppendLine(RuleTranslator.ConvertRuleSetReference(activity.RuleSetReference, ruleDefinitions));
}
else
{
Log.Debug("Not supported: " + current.GetType());
}
return builder.ToString().TrimEnd(Environment.NewLine.ToCharArray());
}
public override ValidationErrorCollection Validate(ValidationManager manager, object obj)
{
ValidationErrorCollection errors = base.Validate(manager, obj);
RuleSetReference reference = obj as RuleSetReference;
if (reference == null)
{
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, Messages.UnexpectedArgumentType, new object[] { typeof(RuleSetReference).FullName, "obj" }), "obj");
}
Activity activity = manager.Context[typeof(Activity)] as Activity;
if (activity == null)
{
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, Messages.ContextStackItemMissing, new object[] { typeof(Activity).Name }));
}
if (!(manager.Context[typeof(PropertyValidationContext)] is PropertyValidationContext))
{
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, Messages.ContextStackItemMissing, new object[] { typeof(PropertyValidationContext).Name }));
}
if (!string.IsNullOrEmpty(reference.RuleSetName))
{
RuleDefinitions definitions = null;
RuleSetCollection ruleSets = null;
CompositeActivity declaringActivity = Helpers.GetDeclaringActivity(activity);
if (declaringActivity == null)
{
declaringActivity = Helpers.GetRootActivity(activity) as CompositeActivity;
}
if (activity.Site != null)
{
definitions = ConditionHelper.Load_Rules_DT(activity.Site, declaringActivity);
}
else
{
definitions = ConditionHelper.Load_Rules_RT(declaringActivity);
}
if (definitions != null)
{
ruleSets = definitions.RuleSets;
}
if ((ruleSets == null) || !ruleSets.Contains(reference.RuleSetName))
{
ValidationError error = new ValidationError(string.Format(CultureInfo.CurrentCulture, Messages.RuleSetNotFound, new object[] { reference.RuleSetName }), 0x576)
{
PropertyName = base.GetFullPropertyName(manager) + ".RuleSetName"
};
errors.Add(error);
return(errors);
}
RuleSet set = ruleSets[reference.RuleSetName];
ITypeProvider service = (ITypeProvider)manager.GetService(typeof(ITypeProvider));
using ((WorkflowCompilationContext.Current == null) ? WorkflowCompilationContext.CreateScope(manager) : null)
{
RuleValidation validation = new RuleValidation(activity, service, WorkflowCompilationContext.Current.CheckTypes);
set.Validate(validation);
ValidationErrorCollection errors2 = validation.Errors;
if (errors2.Count > 0)
{
string fullPropertyName = base.GetFullPropertyName(manager);
string str6 = string.Format(CultureInfo.CurrentCulture, Messages.InvalidRuleSetExpression, new object[] { fullPropertyName });
int errorNumber = 0x577;
if (activity.Site != null)
{
foreach (ValidationError error2 in errors2)
{
ValidationError error3 = new ValidationError(error2.ErrorText, errorNumber)
{
PropertyName = fullPropertyName + ".RuleSet Definition"
};
errors.Add(error3);
}
return(errors);
}
foreach (ValidationError error4 in errors2)
{
ValidationError error5 = new ValidationError(str6 + " " + error4.ErrorText, errorNumber)
{
PropertyName = fullPropertyName
};
errors.Add(error5);
}
}
return(errors);
}
}
ValidationError item = new ValidationError(string.Format(CultureInfo.CurrentCulture, Messages.InvalidRuleSetName, new object[] { "RuleSetReference" }), 0x578)
{
PropertyName = base.GetFullPropertyName(manager) + ".RuleSetName"
};
errors.Add(item);
return(errors);
}
private static string ConvertActivityCondition(ActivityCondition condition, RuleDefinitions ruleDefinitions)
{
var builder = new StringBuilder();
if (condition != null)
{
if (condition is RuleConditionReference)
{
var ruleRef = (RuleConditionReference)condition;
builder.AppendLine(RuleTranslator.ConvertRuleConditionReference(ruleDefinitions, ruleRef));
}
else
{
throw new NotSupportedException("Type not found:" + condition.GetType());
}
}
else
{
builder.AppendLine("This activity gets executed if the other conditions fail in the evaluation process");
}
return builder.ToString();
}
private void saveRuleDef(string filename, RuleDefinitions ruleDef)
{
using (XmlTextWriter writer = new XmlTextWriter(filename, null))
{
WorkflowMarkupSerializer serializer = new WorkflowMarkupSerializer();
serializer.Serialize(writer, ruleDef);
}
}
public override ValidationErrorCollection Validate(ValidationManager manager, object obj)
{
ValidationErrorCollection validationErrors = base.Validate(manager, obj);
RuleSetReference ruleSetReference = obj as RuleSetReference;
if (ruleSetReference == null)
{
string message = string.Format(CultureInfo.CurrentCulture, Messages.UnexpectedArgumentType, typeof(RuleSetReference).FullName, "obj");
throw new ArgumentException(message, "obj");
}
Activity activity = manager.Context[typeof(Activity)] as Activity;
if (activity == null)
{
string message = string.Format(CultureInfo.CurrentCulture, Messages.ContextStackItemMissing, typeof(Activity).Name);
throw new InvalidOperationException(message);
}
PropertyValidationContext validationContext = manager.Context[typeof(PropertyValidationContext)] as PropertyValidationContext;
if (validationContext == null)
{
string message = string.Format(CultureInfo.CurrentCulture, Messages.ContextStackItemMissing, typeof(PropertyValidationContext).Name);
throw new InvalidOperationException(message);
}
if (!string.IsNullOrEmpty(ruleSetReference.RuleSetName))
{
RuleDefinitions rules = null;
RuleSetCollection ruleSetCollection = null;
CompositeActivity declaringActivity = Helpers.GetDeclaringActivity(activity);
if (declaringActivity == null)
{
declaringActivity = Helpers.GetRootActivity(activity) as CompositeActivity;
}
if (activity.Site != null)
{
rules = ConditionHelper.Load_Rules_DT(activity.Site, declaringActivity);
}
else
{
rules = ConditionHelper.Load_Rules_RT(declaringActivity);
}
if (rules != null)
{
ruleSetCollection = rules.RuleSets;
}
if (ruleSetCollection == null || !ruleSetCollection.Contains(ruleSetReference.RuleSetName))
{
string message = string.Format(CultureInfo.CurrentCulture, Messages.RuleSetNotFound, ruleSetReference.RuleSetName);
ValidationError validationError = new ValidationError(message, ErrorNumbers.Error_RuleSetNotFound);
validationError.PropertyName = GetFullPropertyName(manager) + "." + "RuleSetName";
validationErrors.Add(validationError);
}
else
{
RuleSet actualRuleSet = ruleSetCollection[ruleSetReference.RuleSetName];
ITypeProvider typeProvider = (ITypeProvider)manager.GetService(typeof(ITypeProvider));
IDisposable localContextScope = (WorkflowCompilationContext.Current == null ? WorkflowCompilationContext.CreateScope(manager) : null);
try
{
RuleValidation validation = new RuleValidation(activity, typeProvider, WorkflowCompilationContext.Current.CheckTypes);
actualRuleSet.Validate(validation);
ValidationErrorCollection actualRuleSetErrors = validation.Errors;
if (actualRuleSetErrors.Count > 0)
{
string expressionPropertyName = GetFullPropertyName(manager);
string genericErrorMsg = string.Format(CultureInfo.CurrentCulture, Messages.InvalidRuleSetExpression, expressionPropertyName);
int errorNumber = ErrorNumbers.Error_InvalidRuleSetExpression;
if (activity.Site != null)
{
foreach (ValidationError actualError in actualRuleSetErrors)
{
ValidationError validationError = new ValidationError(actualError.ErrorText, errorNumber);
validationError.PropertyName = expressionPropertyName + "." + "RuleSet Definition";
validationErrors.Add(validationError);
}
}
else
{
foreach (ValidationError actualError in actualRuleSetErrors)
{
ValidationError validationError = new ValidationError(genericErrorMsg + " " + actualError.ErrorText, errorNumber);
validationError.PropertyName = expressionPropertyName;
validationErrors.Add(validationError);
}
}
}
//
}
finally
{
if (localContextScope != null)
{
localContextScope.Dispose();
}
}
}
}
else
{
string message = string.Format(CultureInfo.CurrentCulture, Messages.InvalidRuleSetName, "RuleSetReference");
ValidationError validationError = new ValidationError(message, ErrorNumbers.Error_InvalidRuleSetName);
validationError.PropertyName = GetFullPropertyName(manager) + "." + "RuleSetName";
validationErrors.Add(validationError);
}
return(validationErrors);
}
internal RuleDefinitions Clone()
{
RuleDefinitions newRuleDefinitions = new RuleDefinitions();
if (this.ruleSets != null)
{
newRuleDefinitions.ruleSets = new RuleSetCollection();
foreach (RuleSet r in this.ruleSets)
newRuleDefinitions.ruleSets.Add(r.Clone());
}
if (this.conditions != null)
{
newRuleDefinitions.conditions = new RuleConditionCollection();
foreach (RuleCondition r in this.conditions)
newRuleDefinitions.conditions.Add(r.Clone());
}
return newRuleDefinitions;
}
private void AddOneFileCache(string fileName, RuleDefinitions ruleDefs)
{
if (ruleDefs == null || fileName == null || fileName.Trim().Equals(String.Empty))
return;
if (_cache.Contains(fileName))
_cache.Remove(fileName);
_cache.Add(fileName, ruleDefs);
}
internal static RuleDefinitions GetRuleDefinitionsFromManifest(Type workflowType)
{
if (workflowType == null)
{
throw new ArgumentNullException("workflowType");
}
RuleDefinitions rules = null;
if (cloneableOrNullRulesResources.ContainsKey(workflowType))
{
rules = (RuleDefinitions)cloneableOrNullRulesResources[workflowType];
if (rules != null)
{
// This should always succeed, since it is coming out of the cloneable cache
rules = rules.Clone();
}
}
else
{
string resourceName = workflowType.Name + ".rules";
Stream stream = workflowType.Module.Assembly.GetManifestResourceStream(workflowType, resourceName);
// Try just the .rules file name. This is needed for wfc.exe compilation scenarios.
if (stream == null)
{
stream = workflowType.Module.Assembly.GetManifestResourceStream(resourceName);
}
if (stream != null)
{
using (StreamReader reader = new StreamReader(stream))
{
using (XmlReader xmlReader = XmlReader.Create(reader))
rules = new WorkflowMarkupSerializer().Deserialize(xmlReader) as RuleDefinitions;
}
}
// Don't know yet whether 'rules' is cloneable, give it a try
if (!uncloneableRulesResources.ContainsKey(workflowType))
{
try
{
RuleDefinitions originalRules = rules;
if (rules != null)
{
rules = rules.Clone();
}
lock (cloneableOrNullRulesResources)
{
cloneableOrNullRulesResources[workflowType] = originalRules;
}
}
catch (Exception)
{
lock (uncloneableRulesResources)
{
uncloneableRulesResources[workflowType] = null;
}
}
}
}
return(rules);
}
protected override bool ApplyTo(Activity rootActivity)
{
if (rootActivity == null)
return false;
RuleDefinitions rules = rootActivity.GetValue(RuleDefinitions.RuleDefinitionsProperty) as RuleDefinitions;
if (rules == null)
{
rules = new RuleDefinitions();
((Activity)rootActivity).SetValue(RuleDefinitions.RuleDefinitionsProperty, rules);
}
//
bool setRuntimeMode = false;
if (rules.Conditions.RuntimeMode)
{
rules.Conditions.RuntimeMode = false;
setRuntimeMode = true;
}
try
{
rules.Conditions.Add(this.ConditionDefinition);
}
finally
{
if (setRuntimeMode)
rules.Conditions.RuntimeMode = true;
}
return true;
}
internal static RuleDefinitions Load_Rules_DT(IServiceProvider serviceProvider, DependencyObject activity)
{
RuleDefinitions rules = (RuleDefinitions)activity.GetValue(RuleDefinitions.RuleDefinitionsProperty);
if (rules == null)
{
WorkflowDesignerLoader loader = (WorkflowDesignerLoader)serviceProvider.GetService(typeof(WorkflowDesignerLoader));
if (loader != null)
{
string rulesFileName = string.Empty;
if (!string.IsNullOrEmpty(loader.FileName))
rulesFileName = Path.Combine(Path.GetDirectoryName(loader.FileName), Path.GetFileNameWithoutExtension(loader.FileName));
rulesFileName += ".rules";
try
{
using (TextReader ruleFileReader = loader.GetFileReader(rulesFileName))
{
if (ruleFileReader == null)
{
rules = new RuleDefinitions();
}
else
{
using (XmlReader xmlReader = XmlReader.Create(ruleFileReader))
rules = new WorkflowMarkupSerializer().Deserialize(xmlReader) as RuleDefinitions;
}
}
}
catch (Exception)
{
rules = new RuleDefinitions();
//
}
}
activity.SetValue(RuleDefinitions.RuleDefinitionsProperty, rules);
}
return rules;
}
public override ValidationErrorCollection Validate(ValidationManager manager, object obj)
{
if (manager == null)
{
throw new ArgumentNullException("manager");
}
if (manager.Context == null)
{
throw new InvalidOperationException(Messages.ContextStackMissing);
}
ValidationErrorCollection errors = base.Validate(manager, obj);
RuleConditionReference reference = obj as RuleConditionReference;
if (reference == null)
{
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, Messages.UnexpectedArgumentType, new object[] { typeof(RuleConditionReference).FullName, "obj" }), "obj");
}
Activity activity = manager.Context[typeof(Activity)] as Activity;
if (activity == null)
{
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, Messages.ContextStackItemMissing, new object[] { typeof(Activity).Name }));
}
if (!(manager.Context[typeof(PropertyValidationContext)] is PropertyValidationContext))
{
throw new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, Messages.ContextStackItemMissing, new object[] { typeof(PropertyValidationContext).Name }));
}
if (!string.IsNullOrEmpty(reference.ConditionName))
{
RuleDefinitions definitions = null;
RuleConditionCollection conditions = null;
CompositeActivity declaringActivity = Helpers.GetDeclaringActivity(activity);
if (declaringActivity == null)
{
declaringActivity = Helpers.GetRootActivity(activity) as CompositeActivity;
}
if (activity.Site != null)
{
definitions = ConditionHelper.Load_Rules_DT(activity.Site, declaringActivity);
}
else
{
definitions = ConditionHelper.Load_Rules_RT(declaringActivity);
}
if (definitions != null)
{
conditions = definitions.Conditions;
}
if ((conditions == null) || !conditions.Contains(reference.ConditionName))
{
ValidationError error = new ValidationError(string.Format(CultureInfo.CurrentCulture, Messages.ConditionNotFound, new object[] { reference.ConditionName }), 0x53e)
{
PropertyName = base.GetFullPropertyName(manager) + ".ConditionName"
};
errors.Add(error);
return(errors);
}
RuleCondition condition = conditions[reference.ConditionName];
ITypeProvider service = (ITypeProvider)manager.GetService(typeof(ITypeProvider));
using ((WorkflowCompilationContext.Current == null) ? WorkflowCompilationContext.CreateScope(manager) : null)
{
RuleValidation validation = new RuleValidation(activity, service, WorkflowCompilationContext.Current.CheckTypes);
condition.Validate(validation);
ValidationErrorCollection errors2 = validation.Errors;
if (errors2.Count > 0)
{
string fullPropertyName = base.GetFullPropertyName(manager);
string errorText = string.Format(CultureInfo.CurrentCulture, Messages.InvalidConditionExpression, new object[] { fullPropertyName });
int errorNumber = 0x558;
if (activity.Site != null)
{
ValidationError error2 = new ValidationError(errorText, errorNumber)
{
PropertyName = fullPropertyName + ".Expression"
};
errors.Add(error2);
}
else
{
foreach (ValidationError error3 in errors2)
{
ValidationError error4 = new ValidationError(errorText + " " + error3.ErrorText, errorNumber)
{
PropertyName = fullPropertyName + ".Expression"
};
errors.Add(error4);
}
}
}
foreach (RuleCondition condition2 in conditions)
{
if ((condition2.Name == reference.ConditionName) && (condition2 != condition))
{
ValidationError error5 = new ValidationError(string.Format(CultureInfo.CurrentCulture, Messages.DuplicateConditions, new object[] { reference.ConditionName }), 0x53f)
{
PropertyName = base.GetFullPropertyName(manager) + ".ConditionName"
};
errors.Add(error5);
}
}
return(errors);
}
}
ValidationError item = new ValidationError(string.Format(CultureInfo.CurrentCulture, Messages.InvalidConditionName, new object[] { "ConditionName" }), 0x540)
{
PropertyName = base.GetFullPropertyName(manager) + ".ConditionName"
};
errors.Add(item);
return(errors);
}
private void saveRuleSet(string filename, RuleSet ruleSet)
{
using (XmlTextWriter writer = new XmlTextWriter(filename, null))
{
RuleDefinitions ruleDef = new RuleDefinitions();
ruleDef.RuleSets.Add(ruleSet);
WorkflowMarkupSerializer serializer = new WorkflowMarkupSerializer();
serializer.Serialize(writer, ruleDef);
}
}
internal static RuleDefinitions Load_Rules_DT(IServiceProvider serviceProvider, DependencyObject activity)
{
RuleDefinitions definitions = (RuleDefinitions) activity.GetValue(RuleDefinitions.RuleDefinitionsProperty);
if (definitions == null)
{
WorkflowDesignerLoader service = (WorkflowDesignerLoader) serviceProvider.GetService(typeof(WorkflowDesignerLoader));
if (service != null)
{
string filePath = string.Empty;
if (!string.IsNullOrEmpty(service.FileName))
{
filePath = Path.Combine(Path.GetDirectoryName(service.FileName), Path.GetFileNameWithoutExtension(service.FileName));
}
filePath = filePath + ".rules";
try
{
using (TextReader reader = service.GetFileReader(filePath))
{
if (reader == null)
{
definitions = new RuleDefinitions();
}
else
{
using (XmlReader reader2 = XmlReader.Create(reader))
{
definitions = new WorkflowMarkupSerializer().Deserialize(reader2) as RuleDefinitions;
}
}
}
}
catch (Exception)
{
definitions = new RuleDefinitions();
}
}
activity.SetValue(RuleDefinitions.RuleDefinitionsProperty, definitions);
}
return definitions;
}
public void Dispose()
{
_ruleDefinitions = null;
_rulesStream = null;
}
public void saveRuleDef(string site, string station, string name, RuleDefinitions ruleDef)
{
StringWriter sw = new StringWriter();
using (XmlTextWriter writer = new XmlTextWriter(sw))
{
WorkflowMarkupSerializer serializer = new WorkflowMarkupSerializer();
serializer.Serialize(writer, ruleDef);
}
string content = sw.ToString();
RouteManager.WriteRuleSet(site, station, name, content);
}
public void GetRuleDefinitions()
{
var serializer = new WorkflowMarkupSerializer();
_ruleDefinitions = new RuleDefinitions();
Parallel.For(0, _rulesStream.Count, streamCounter =>
{
using (XmlReader reader = new XmlTextReader(_rulesStream[streamCounter]))
{
var temp = serializer.Deserialize(reader) as RuleDefinitions;
if (temp == null) return;
if (temp.RuleSets != null)
{
for (int i=0; i < temp.RuleSets.Count; i++)
{
_ruleDefinitions.RuleSets.Add(temp.RuleSets[i]);
}
}
if (temp.Conditions != null)
{
for (int i = 0; i < temp.Conditions.Count; i++)
{
_ruleDefinitions.Conditions.Add(temp.Conditions[i]);
}
}
}
});
}
public void saveRuleDef(string site, string station, string name, RuleDefinitions ruleDef)
{
string filepath = ConfigurationManager.AppSettings.Get("RulePath").ToString();
string fileName = String.Format(filepath + "\\{0}.rules", name);
this.saveRuleDef(site, station, name, ruleDef);
}
private void button1_Click(object sender, EventArgs e)
{
Excel.Range cell;
RuleSet myRuleset = new RuleSet("RuleSet1");
// Define property and activity reference expressions through CodeDom functionality
CodeThisReferenceExpression refexp = new CodeThisReferenceExpression();
CodePropertyReferenceExpression refTotalCost = new CodePropertyReferenceExpression(refexp, "totalCost");
CodePropertyReferenceExpression refParamCategory = new CodePropertyReferenceExpression(refexp, "paramCategory");
CodePropertyReferenceExpression refParamPrivilege = new CodePropertyReferenceExpression(refexp, "paramPrivilege");
// Example :
// IF paramCategory == 3
// THEN totalCost = totalCost + 300
for (int row = 4; row <= 8; row++)
{
cell = (Excel.Range)this.Cells[row, 2];
if (String.IsNullOrEmpty((string)cell.Value2))
break;
Rule myRule = new Rule("Rule" + row);
myRuleset.Rules.Add(myRule);
// Example :
// paramCategory == 3
CodeBinaryOperatorExpression ruleCondition = new CodeBinaryOperatorExpression();
if ((string)cell.Value2 == "種別 (category)")
ruleCondition.Left = refParamCategory;
else if ((string)cell.Value2 == "特典 (privilige)")
ruleCondition.Left = refParamPrivilege;
ruleCondition.Operator = CodeBinaryOperatorType.ValueEquality;
cell = (Excel.Range)this.Cells[row, 3];
ruleCondition.Right = new CodePrimitiveExpression((int)(double)cell.Value2);
myRule.Condition = new RuleExpressionCondition(ruleCondition);
// Example :
// totalCost = totalCost + 300
CodeAssignStatement ruleAction = new CodeAssignStatement();
ruleAction.Left = refTotalCost;
CodeBinaryOperatorExpression actionRight = new CodeBinaryOperatorExpression();
actionRight.Left = refTotalCost;
cell = (Excel.Range)this.Cells[row, 4];
if((string)cell.Value2 == "+")
actionRight.Operator = CodeBinaryOperatorType.Add;
else if ((string)cell.Value2 == "-")
actionRight.Operator = CodeBinaryOperatorType.Subtract;
else if ((string)cell.Value2 == "*")
actionRight.Operator = CodeBinaryOperatorType.Multiply;
else if ((string)cell.Value2 == "/")
actionRight.Operator = CodeBinaryOperatorType.Divide;
cell = (Excel.Range)this.Cells[row, 5];
actionRight.Right = new CodePrimitiveExpression((int)(double)cell.Value2);
ruleAction.Right = actionRight;
myRule.ThenActions.Add(new RuleStatementAction(ruleAction));
}
// 必要に応じ、RuleValidation オブジェクトを使ってチェック！
// (今回は省略 . . . . . . .)
// RuleDefinitions を設定して保存
RuleDefinitions ruleDef = new RuleDefinitions();
ruleDef.RuleSets.Add(myRuleset);
WorkflowMarkupSerializer serializer = new WorkflowMarkupSerializer();
cell = (Excel.Range) this.Cells[11, 2];
XmlTextWriter writer = new XmlTextWriter((string) cell.Value2, System.Text.Encoding.Unicode);
serializer.Serialize(writer, ruleDef);
writer.Close();
// ここでは、すぐにコンパイルして実行
// (Custom WorkflowRuntime Service と Custom Policy Activity を作成して、データベースなど独自の Rule Cache を作成することも可能 . . .)
MessageBox.Show("ルールを反映しました");
}