public override ValidationErrorCollection Validate(ValidationManager manager, object obj) { ValidationErrorCollection validationErrors = base.Validate(manager, obj); ActivityBind bind = obj as ActivityBind; if (bind == null) throw new ArgumentException(SR.GetString(SR.Error_UnexpectedArgumentType, typeof(ActivityBind).FullName), "obj"); Activity activity = manager.Context[typeof(Activity)] as Activity; if (activity == null) throw new InvalidOperationException(SR.GetString(SR.Error_ContextStackItemMissing, typeof(Activity).Name)); PropertyValidationContext validationContext = manager.Context[typeof(PropertyValidationContext)] as PropertyValidationContext; if (validationContext == null) throw new InvalidOperationException(SR.GetString(SR.Error_ContextStackItemMissing, typeof(BindValidationContext).Name)); ValidationError error = null; if (string.IsNullOrEmpty(bind.Name)) { error = new ValidationError(SR.GetString(SR.Error_IDNotSetForActivitySource), ErrorNumbers.Error_IDNotSetForActivitySource); error.PropertyName = GetFullPropertyName(manager) + ".Name"; validationErrors.Add(error); } else { Activity refActivity = Helpers.ParseActivityForBind(activity, bind.Name); if (refActivity == null) { if (bind.Name.StartsWith("/")) error = new ValidationError(SR.GetString(SR.Error_CannotResolveRelativeActivity, bind.Name), ErrorNumbers.Error_CannotResolveRelativeActivity); else error = new ValidationError(SR.GetString(SR.Error_CannotResolveActivity, bind.Name), ErrorNumbers.Error_CannotResolveActivity); error.PropertyName = GetFullPropertyName(manager) + ".Name"; validationErrors.Add(error); } if (String.IsNullOrEmpty(bind.Path)) { error = new ValidationError(SR.GetString(SR.Error_PathNotSetForActivitySource), ErrorNumbers.Error_PathNotSetForActivitySource); error.PropertyName = GetFullPropertyName(manager) + ".Path"; validationErrors.Add(error); } if (refActivity != null && validationErrors.Count == 0) { string memberName = bind.Path; string path = String.Empty; int indexOfSeparator = memberName.IndexOfAny(new char[] { '.', '/', '[' }); if (indexOfSeparator != -1) { path = memberName.Substring(indexOfSeparator); path = path.StartsWith(".") ? path.Substring(1) : path; memberName = memberName.Substring(0, indexOfSeparator); } Type baseType = BindHelpers.GetBaseType(manager, validationContext); //We need to bifurcate to field, method, property or ActivityBind, we need to distinguish based on first //part of the path MemberInfo memberInfo = null; Type declaringType = null; if (!String.IsNullOrEmpty(memberName)) { declaringType = BindValidatorHelper.GetActivityType(manager, refActivity); if (declaringType != null) { memberInfo = MemberBind.GetMemberInfo(declaringType, memberName); //it could be an indexer property that requires [..] part to get correctly resolved if (memberInfo == null && path.StartsWith("[", StringComparison.Ordinal)) { string indexerPart = bind.Path.Substring(indexOfSeparator); int closingBracketIndex = indexerPart.IndexOf(']'); if (closingBracketIndex != -1) { string firstIndexerPart = indexerPart.Substring(0, closingBracketIndex + 1); //strip potential long path like Item[0].Foo path = (closingBracketIndex + 1 < indexerPart.Length) ? indexerPart.Substring(closingBracketIndex + 1) : string.Empty; path = path.StartsWith(".") ? path.Substring(1) : path; indexerPart = firstIndexerPart; } memberName = memberName + indexerPart; memberInfo = MemberBind.GetMemberInfo(declaringType, memberName); } } } Validator validator = null; object actualBind = null; //now there are two different class hierarchies - ActivityBind is not related to the BindBase/MemberBind if (memberInfo != null) { string qualifier = (!String.IsNullOrEmpty(refActivity.QualifiedName)) ? refActivity.QualifiedName : bind.Name; if (memberInfo is FieldInfo) { actualBind = new FieldBind(qualifier + "." + memberName, path); validator = new FieldBindValidator(); } else if (memberInfo is MethodInfo) { if (typeof(Delegate).IsAssignableFrom(baseType)) { actualBind = new MethodBind(qualifier + "." + memberName); validator = new MethodBindValidator(); } else { error = new ValidationError(SR.GetString(SR.Error_InvalidMemberType, memberName, GetFullPropertyName(manager)), ErrorNumbers.Error_InvalidMemberType); error.PropertyName = GetFullPropertyName(manager); validationErrors.Add(error); } } else if (memberInfo is PropertyInfo) { //Only if the referenced activity is the same it is a PropertyBind otherwise it is a ActivityBind if (refActivity == activity) { actualBind = new PropertyBind(qualifier + "." + memberName, path); validator = new PropertyBindValidator(); } else { actualBind = bind; validator = this; } } else if (memberInfo is EventInfo) { actualBind = bind; validator = this; } } else if (memberInfo == null && baseType != null && typeof(Delegate).IsAssignableFrom(baseType)) { actualBind = bind; validator = this; } if (validator != null && actualBind != null) { if (validator == this && actualBind is ActivityBind) validationErrors.AddRange(ValidateActivityBind(manager, actualBind)); else validationErrors.AddRange(validator.Validate(manager, actualBind)); } else if (error == null) { error = new ValidationError(SR.GetString(SR.Error_PathCouldNotBeResolvedToMember, bind.Path, (!string.IsNullOrEmpty(refActivity.QualifiedName)) ? refActivity.QualifiedName : refActivity.GetType().Name), ErrorNumbers.Error_PathCouldNotBeResolvedToMember); error.PropertyName = GetFullPropertyName(manager); validationErrors.Add(error); } } } return validationErrors; }
public override ValidationErrorCollection Validate(ValidationManager manager, object obj) { ValidationErrorCollection errors = base.Validate(manager, obj); ActivityBind bind = obj as ActivityBind; if (bind == null) { throw new ArgumentException(SR.GetString("Error_UnexpectedArgumentType", new object[] { typeof(ActivityBind).FullName }), "obj"); } Activity activity = manager.Context[typeof(Activity)] as Activity; if (activity == null) { throw new InvalidOperationException(SR.GetString("Error_ContextStackItemMissing", new object[] { typeof(Activity).Name })); } PropertyValidationContext validationContext = manager.Context[typeof(PropertyValidationContext)] as PropertyValidationContext; if (validationContext == null) { throw new InvalidOperationException(SR.GetString("Error_ContextStackItemMissing", new object[] { typeof(BindValidationContext).Name })); } ValidationError item = null; if (string.IsNullOrEmpty(bind.Name)) { item = new ValidationError(SR.GetString("Error_IDNotSetForActivitySource"), 0x613) { PropertyName = base.GetFullPropertyName(manager) + ".Name" }; errors.Add(item); return(errors); } Activity refActivity = Helpers.ParseActivityForBind(activity, bind.Name); if (refActivity == null) { if (bind.Name.StartsWith("/")) { item = new ValidationError(SR.GetString("Error_CannotResolveRelativeActivity", new object[] { bind.Name }), 0x128); } else { item = new ValidationError(SR.GetString("Error_CannotResolveActivity", new object[] { bind.Name }), 0x129); } item.PropertyName = base.GetFullPropertyName(manager) + ".Name"; errors.Add(item); } if (string.IsNullOrEmpty(bind.Path)) { item = new ValidationError(SR.GetString("Error_PathNotSetForActivitySource"), 0x12b) { PropertyName = base.GetFullPropertyName(manager) + ".Path" }; errors.Add(item); } if ((refActivity != null) && (errors.Count == 0)) { string path = bind.Path; string str2 = string.Empty; int startIndex = path.IndexOfAny(new char[] { '.', '/', '[' }); if (startIndex != -1) { str2 = path.Substring(startIndex); str2 = str2.StartsWith(".") ? str2.Substring(1) : str2; path = path.Substring(0, startIndex); } Type baseType = BindHelpers.GetBaseType(manager, validationContext); MemberInfo memberInfo = null; Type srcType = null; if (!string.IsNullOrEmpty(path)) { srcType = BindValidatorHelper.GetActivityType(manager, refActivity); if (srcType != null) { memberInfo = MemberBind.GetMemberInfo(srcType, path); if ((memberInfo == null) && str2.StartsWith("[", StringComparison.Ordinal)) { string str3 = bind.Path.Substring(startIndex); int index = str3.IndexOf(']'); if (index != -1) { string str4 = str3.Substring(0, index + 1); str2 = ((index + 1) < str3.Length) ? str3.Substring(index + 1) : string.Empty; str2 = str2.StartsWith(".") ? str2.Substring(1) : str2; str3 = str4; } path = path + str3; memberInfo = MemberBind.GetMemberInfo(srcType, path); } } } Validator validator = null; object obj2 = null; if (memberInfo != null) { string str5 = !string.IsNullOrEmpty(refActivity.QualifiedName) ? refActivity.QualifiedName : bind.Name; if (memberInfo is FieldInfo) { obj2 = new FieldBind(str5 + "." + path, str2); validator = new FieldBindValidator(); } else if (memberInfo is MethodInfo) { if (typeof(Delegate).IsAssignableFrom(baseType)) { obj2 = new MethodBind(str5 + "." + path); validator = new MethodBindValidator(); } else { item = new ValidationError(SR.GetString("Error_InvalidMemberType", new object[] { path, base.GetFullPropertyName(manager) }), 0x629) { PropertyName = base.GetFullPropertyName(manager) }; errors.Add(item); } } else if (memberInfo is PropertyInfo) { if (refActivity == activity) { obj2 = new PropertyBind(str5 + "." + path, str2); validator = new PropertyBindValidator(); } else { obj2 = bind; validator = this; } } else if (memberInfo is EventInfo) { obj2 = bind; validator = this; } } else if (((memberInfo == null) && (baseType != null)) && typeof(Delegate).IsAssignableFrom(baseType)) { obj2 = bind; validator = this; } if ((validator != null) && (obj2 != null)) { if ((validator == this) && (obj2 is ActivityBind)) { errors.AddRange(this.ValidateActivityBind(manager, obj2)); return(errors); } errors.AddRange(validator.Validate(manager, obj2)); return(errors); } if (item == null) { item = new ValidationError(SR.GetString("Error_PathCouldNotBeResolvedToMember", new object[] { bind.Path, !string.IsNullOrEmpty(refActivity.QualifiedName) ? refActivity.QualifiedName : refActivity.GetType().Name }), 0x60d) { PropertyName = base.GetFullPropertyName(manager) }; errors.Add(item); } } return(errors); }