public string GetDefaultValue(string name, ServiceKey sk)
{
Attributes.TryGetValue(name, out var ad);
if (ad != null && !string.IsNullOrEmpty(ad.DefaultValue))
{
try
{
if (ad.Type == AttributeType.Related)
{
return(sk.GetAttributeValue(ad.DefaultValue, SearchOptions.ALL_TRUE));
}
var rule = ValueRuleParser.ParseRule(ad.DefaultValue);
if (rule != null && !(rule is RuleValue))
{
RuleValue value;
string error;
var rs = sk.ToValueHolder();
if (rule.TryGetValue(rs, SearchOptions.ALL_TRUE, out value, out error))
{
return(value?.ToString());
}
}
}
catch (Exception e)
{
return("Error getting default");
}
if (ad.DefaultValue != null && ad.DefaultValue.StartsWith("'") && ad.DefaultValue.EndsWith("'"))
{
return(ad.DefaultValue.Substring(1, ad.DefaultValue.Length - 2));
}
else if (ad.DefaultValue.Contains("."))
{
return(sk.GetAttributeValue(ad.DefaultValue, SearchOptions.ALL_TRUE));
}
else
{
return(ad.DefaultValue);
}
}
return(null);
}
public static void AddMissingRelatedAttributes(this ServiceKey key)
{
if (key.Relationships != null && key.Relationships.Count > 0)
{
var childConfig = ServiceConfiguration.Get(key.Id, key.EffectiveDate);
string value;
foreach (var attribute in childConfig.Attributes)
{
if (attribute.Value.Type == AttributeType.Related)
{
value = key.GetAttributeValue(attribute.Value.DefaultValue, SearchOptions.ALL_TRUE);
if (value != null)
{
key.AddAttribute(attribute.Value.Name, value);
}
}
}
}
}
public static void AddMissingDefaultAttributes(this ServiceKey key)
{
var childConfig = ServiceConfiguration.Get(key.Id, key.EffectiveDate);
string value;
foreach (var attribute in childConfig.Attributes)
{
if (attribute.Value.Type != AttributeType.List &&
key.GetAttributeValue(attribute.Value.Name, SearchOptions.ALL_FALSE) == null &&
!childConfig.IsOptional(attribute.Value.Name, key))
{
value = childConfig.GetDefaultValue(attribute.Value.Name, key);
if (value != null)
{
key.AddAttribute(attribute.Value.Name, value);
}
}
}
}
public static ICollection <AttributeInfo> Get(ServiceKey key, bool populateLists)
{
var config = ServiceConfiguration.Get(key.Id, key.EffectiveDate);
var list = ValidValueRuleParser.GetRules(config.ValidValueRule);
var set = new ValidValueRuleSet();
set.AddRules(list);
var attributeSet = set.GetAttributes(key, SearchOptions.ALL_FALSE);
//If we have an attribute with no valid options, clear the value and try again...
var emptyAttributes = (from a in attributeSet where a.Values == null || a.Values.Count == 0 select a.Name).ToList();
if (emptyAttributes.Count > 0)
{
foreach (var a in emptyAttributes)
{
key.RemoveAttribute(a);
}
attributeSet = set.GetAttributes(key, SearchOptions.ALL_FALSE);
}
IDictionary <string, AttributeInfo> tempList = new Dictionary <string, AttributeInfo>();
foreach (var a in attributeSet)
{
tempList[a.Name] = a;
}
key.AddMissingAttributes();
//Next we need to look if there are non-list items that need to be collected.
foreach (var pair in config.Attributes)
{
AttributeInfo a = null;
if (tempList.ContainsKey(pair.Key))
{
tempList.TryGetValue(pair.Key, out a);
}
tempList[pair.Key] = AttributeFactory.CreateAttribute(pair.Value, pair.Key, a, key);
if ((pair.Value.Type == AttributeType.Parent || pair.Value.Type == AttributeType.Related) &&
key.HasAttribute(pair.Key))
{
tempList[pair.Key].SetValue(key.GetAttributeValue(pair.Key, SearchOptions.ALL_TRUE));
}
}
var ruleSet = new ServiceRuleSet();
ruleSet.AddDefaults(key); // add defaults so rules such as IsApplicable can use them
//key doesn't have all the data we have generated so to use the latest we will build a ValueHolder that has what we need...
string aValue;
foreach (var a in tempList.Values)
{
aValue = a.GetValue();
if (!string.IsNullOrEmpty(aValue)) // don't add empty values
{
ruleSet.AddValue(a.Name, new RuleValue(aValue));
}
}
//Determine which attributes we don't need
var finalList = tempList.Values.Where(a => config.IsConfigurableAttribute(a.Name, ruleSet)).ToDictionary(a => a.Name);
//Last we need to try and add a description to attributes that haven't had them added yet...
//and flag them as optional or not. We will also set the default value if there is one.
foreach (var a in finalList.Values)
{
a.Optional = config.IsOptional(a.Name, ruleSet).ToString();
a.Label = config.GetLabel(a.Name);
if (config.HasDefault(a.Name))
{
try
{
a.DefaultValue = config.GetDefaultValue(a.Name, key);
}
catch (Exception) { }
}
a.Hidden = config.IsHidden(a.Name, key);
a.MaxRepeats = config.GetMaxRepeats(a.Name);
a.RequiresRefresh = config.GetRequiresRefresh(a.Name);
a.ReadOnly = config.IsReadOnly(a.Name, key);
a.ApplicableForChange = config.GetApplicableForChange(a.Name);
a.AffectsChildren = config.AffectsChildren(a.Name);
a.DesignImpact = config.IsDesignImpact(a.Name, key);
a.ProvisioningImpact = config.IsProvisioningImpact(a.Name, key);
var attribute = a as ListAttribute;
if (attribute != null)
{
var la = attribute;
if (populateLists && la.GetValue() != null && !la.ReadOnly && !la.Hidden)
{
//Since the value has been set, the list of options is empty. If it is asked for, we will determine
//the list of options if this was not set.
var myKey = key.Clone(false);
myKey.AddValue(la.Name, null);
var myAtts = set.GetAttributes(myKey, SearchOptions.ALL_FALSE);
foreach (var av in
from myAtt in myAtts
where myAtt.Name.Equals(la.Name)
from av in ((ListAttribute)myAtt).GetList()
select av)
{
la.AddValue(av);
}
}
}
}
return(config.SortList(finalList.Values));
}
public ValidateServiceResponse Validate(ServiceKey key)
{
var response = new ValidateServiceResponse(true, key)
{
Errors = new List <IValidationError>()
};
var vr = new ValidateResponse(true, key)
{
Errors = new List <IValidationError>()
};
// let's make sure all required attributes are there
vr.Errors.AddRange(from ad in Attributes.Values
where !IsOptional(ad.Name, key)
//checking if the attribute is supposed to have defaults
where !HasDefault(ad.Name)
where !ad.Type.Equals(AttributeType.Complex)
let value = key.GetAttributeValue(ad.Name, SearchOptions.ALL_TRUE)
where string.IsNullOrEmpty(value)
select new ValidationServiceError(string.Format("{0}: {1} is required.", key.ServiceInstanceId, ad.Label), ValidationError.SERVICE, ad.Name, ValidationError.MISSING, ad.Label, null, key.ServiceInstanceId));
// if attributes are missing, let's stop there
if (vr.Errors.Count == 0)
{
// valid value check
var validValueRules = ValidValueRuleParser.GetRules(ValidValueRule);
foreach (IValidValueRule rule in validValueRules)
{
var v = key.GetAttributeValue(rule.GetAttributeName(), SearchOptions.NO_DEFAULTS);
//checking if attribute is applicable and is required
if (IsConfigurableAttribute(rule.GetAttributeName(), key) && !IsOptional(rule.GetAttributeName(), key))
{
vr.AddResponse(rule.ValidateAttributes(key));
}
}
// DataConstraints
foreach (var a in key.Values)
{
vr.AddResponse(IsValid(a.Key, a.Value.Value, key));
}
// service relationships
vr.AddResponse(ServiceRelationships.ValidateRelationships(key));
// children
vr.AddResponse(ServiceHierarchy.Validate(key));
//Since we have all of the needed values, we can now make sure that it meets all of the business rules.
var attributes = ServiceAttributes.Get(key, false);
AttributeInfo attributeInfo;
foreach (var attributeName in Attributes.Keys)
{
attributeInfo = attributes.FirstOrDefault(a => a.Name.Equals(attributeName));
if (attributeInfo != null)
{
if (attributeInfo.GetValue() == null && !IsOptional(attributeName, key) && !HasDefault(attributeName))
{
vr.AddError(attributeInfo.Label + " does not have a valid value.", ValidationError.ATTRIBUTE, key.GetIdentifier(null), ValidationError.INVALID_VALUE, attributeName);
}
//If the value returned by the GetAttributes doesn't match the one returned by the key, we are not valid.
if (attributeInfo.Type.Equals(AttributeType.List))
{
string value = null;
if (!string.IsNullOrEmpty(attributeInfo.GetValue()))
{
value = attributeInfo.GetValue();
}
else if (!string.IsNullOrEmpty(attributeInfo.DefaultValue))
{
value = attributeInfo.DefaultValue;
}
var keyValue = key.GetAttributeValue(attributeName, SearchOptions.ALL_TRUE);
if (value != null && keyValue != null && !value.Equals(keyValue))
{
vr.AddError(string.Format("{0} ({1}) does not have a valid value. Should be ({2}).",
attributeInfo.Label, keyValue, value), ValidationError.ATTRIBUTE, key.GetIdentifier(null), ValidationError.INVALID_VALUE, attributeName);
}
}
}
else if (!HasDefault(attributeName) && !IsOptional(attributeName, key))
{
vr.AddError(
string.Format("{0} is required, does not have a default value, and '{1}' is not returned by GetAttributes.",
attributeInfo.Label, key.GetAttributeValue(attributeName, SearchOptions.ALL_TRUE)),
ValidationError.ATTRIBUTE, key.GetIdentifier(null), ValidationError.INVALID_VALUE, attributeName);
}
}
}
response.AddResponse(response.ToServiceResponse(FixAttributeNameToLabel(key, vr)));
if (response.Errors.Count > 0)
{
response.IsValid = false;
List <ValidationServiceError> vErrors = new List <ValidationServiceError>();
foreach (var error in response.Errors)
{
if (error is ValidationError)
{
vErrors.Add(new ValidationServiceError(error.Description, error.Category,
error.Entity, error.Type, error.Reason, error.ErrorCode, key.ServiceInstanceId));
}
else
{
if ((error as ValidationServiceError)?.InstanceId == null || (error as ValidationServiceError)?.InstanceId == 0)
{
vErrors.Add(new ValidationServiceError(error.Description, error.Category,
error.Entity, error.Type, error.Reason, error.ErrorCode, key.ServiceInstanceId));
}
else
{
vErrors.Add(error as ValidationServiceError);
}
}
}
if (vErrors.Count > 0)
{
response.Errors = null;
response.AddErrors(new List <ValidationServiceError>(vErrors));
}
}
return(response);
}
