/// <summary>
/// Dispatches the call to the extensions.
/// </summary>
/// <param name="pi">The property info reflection object.</param>
/// <param name="hasManyModel">The has many model.</param>
/// <param name="model">The model.</param>
public void ProcessHasMany(PropertyInfo pi, HasManyModel hasManyModel, ActiveRecordModel model)
{
foreach (IModelBuilderExtension extension in extensions)
{
extension.ProcessHasMany(pi, hasManyModel, model);
}
}
public override void VisitHasMany(HasManyModel model)
{
HasManyAttribute att = model.HasManyAtt;
WriteCollection(att.Cascade, att.MapType, att.RelationType, model.Property.Name,
model.HasManyAtt.AccessString, att.Table, att.Schema, att.Lazy, att.Inverse, att.OrderBy,
att.Where, att.Sort, att.ColumnKey, null, null, att.Index, att.IndexType,
att.Cache);
}
private static void ProcessProperties(Type type, ActiveRecordModel model)
{
// Check persistent properties of the base class as well
if (ShouldCheckBase(type))
{
ProcessProperties(type.BaseType, model);
}
PropertyInfo[] props = type.GetProperties(DefaultBindingFlags);
foreach (PropertyInfo prop in props)
{
bool isArProperty = false;
AnyModel anyModel;
HasManyToAnyModel hasManyToAnyModel;
object[] valAtts = prop.GetCustomAttributes(typeof(AbstractValidationAttribute), true);
foreach (AbstractValidationAttribute valAtt in valAtts)
{
IValidator validator = valAtt.Build();
validator.Initialize(validatorRegistry, prop);
model.Validators.Add(validator);
}
foreach (object attribute in prop.GetCustomAttributes(false))
{
if (attribute is PrimaryKeyAttribute)
{
PrimaryKeyAttribute propAtt = attribute as PrimaryKeyAttribute;
isArProperty = true;
// Joined Subclasses must not have PrimaryKey
if (type.IsDefined(typeof(JoinedBaseAttribute), true) && // JoinedBase in a superclass
!type.IsDefined(typeof(JoinedBaseAttribute), false)) // but not here
{
throw new ActiveRecordException("You can't specify a PrimaryKeyAttribute in a joined subclass. " +
"Check type " + model.Type.FullName);
}
if (prop.PropertyType.IsDefined(typeof(CompositeKeyAttribute), true))
{
object[] att = prop.PropertyType.GetCustomAttributes(typeof(CompositeKeyAttribute), true);
CompositeKeyAttribute cAtt = att[0] as CompositeKeyAttribute;
model.CompositeKey = new CompositeKeyModel(prop, cAtt);
}
else
{
model.PrimaryKey = new PrimaryKeyModel(prop, propAtt);
}
}
else if (attribute is CompositeKeyAttribute)
{
CompositeKeyAttribute propAtt = attribute as CompositeKeyAttribute;
isArProperty = true;
model.CompositeKey = new CompositeKeyModel(prop, propAtt);
}
else if (attribute is AnyAttribute)
{
AnyAttribute anyAtt = attribute as AnyAttribute;
isArProperty = true;
anyModel = new AnyModel(prop, anyAtt);
model.Anys.Add(anyModel);
CollectMetaValues(anyModel.MetaValues, prop);
}
else if (attribute is PropertyAttribute)
{
PropertyAttribute propAtt = attribute as PropertyAttribute;
isArProperty = true;
model.Properties.Add(new PropertyModel(prop, propAtt));
}
else if (attribute is NestedAttribute)
{
NestedAttribute propAtt = attribute as NestedAttribute;
isArProperty = true;
ActiveRecordModel nestedModel = new ActiveRecordModel(prop.PropertyType);
nestedModel.IsNestedType = true;
Type nestedType = propAtt.MapType != null ? propAtt.MapType : prop.PropertyType;
nestedModel.IsNestedCompositeType = model.IsNestedCompositeType;
ProcessProperties(nestedType, nestedModel);
ProcessFields(nestedType, nestedModel);
model.Components.Add(new NestedModel(prop, propAtt, nestedModel));
}
else if (attribute is NestedParentReferenceAttribute)
{
NestedParentReferenceAttribute nestedParentAtt = attribute as NestedParentReferenceAttribute;
isArProperty = true;
model.ComponentParent.Add(new NestedParentReferenceModel(prop, nestedParentAtt));
}
else if (attribute is JoinedKeyAttribute)
{
JoinedKeyAttribute propAtt = attribute as JoinedKeyAttribute;
isArProperty = true;
if (model.Key != null)
{
throw new ActiveRecordException("You can't specify more than one JoinedKeyAttribute. " +
"Check type " + model.Type.FullName);
}
model.Key = new KeyModel(prop, propAtt);
}
else if (attribute is VersionAttribute)
{
VersionAttribute propAtt = attribute as VersionAttribute;
isArProperty = true;
if (model.Version != null)
{
throw new ActiveRecordException("You can't specify more than one VersionAttribute. " +
"Check type " + model.Type.FullName);
}
model.Version = new VersionModel(prop, propAtt);
}
else if (attribute is TimestampAttribute)
{
TimestampAttribute propAtt = attribute as TimestampAttribute;
isArProperty = true;
if (model.Timestamp != null)
{
throw new ActiveRecordException("You can't specify more than one TimestampAttribute. " +
"Check type " + model.Type.FullName);
}
model.Timestamp = new TimestampModel(prop, propAtt);
}
// Relations
else if (attribute is OneToOneAttribute)
{
OneToOneAttribute propAtt = attribute as OneToOneAttribute;
isArProperty = true;
model.OneToOnes.Add(new OneToOneModel(prop, propAtt));
}
else if (attribute is BelongsToAttribute)
{
BelongsToAttribute propAtt = attribute as BelongsToAttribute;
isArProperty = true;
model.BelongsTo.Add(new BelongsToModel(prop, propAtt));
}
// The ordering is important here, HasManyToAny must comes before HasMany!
else if (attribute is HasManyToAnyAttribute)
{
HasManyToAnyAttribute propAtt = attribute as HasManyToAnyAttribute;
isArProperty = true;
hasManyToAnyModel = new HasManyToAnyModel(prop, propAtt);
model.HasManyToAny.Add(hasManyToAnyModel);
CollectMetaValues(hasManyToAnyModel.MetaValues, prop);
}
else if (attribute is HasManyAttribute)
{
HasManyAttribute propAtt = attribute as HasManyAttribute;
isArProperty = true;
HasManyModel hasManyModel = new HasManyModel(prop, propAtt);
if (propAtt.DependentObjects)
{
ActiveRecordModel dependentObjectModel = new ActiveRecordModel(propAtt.MapType);
dependentObjectModel.IsNestedType = true;
dependentObjectModel.IsNestedCompositeType = true;
ProcessProperties(propAtt.MapType, dependentObjectModel);
hasManyModel.DependentObjectModel = new DependentObjectModel(prop, propAtt, dependentObjectModel);
}
model.HasMany.Add(hasManyModel);
}
else if (attribute is HasAndBelongsToManyAttribute)
{
HasAndBelongsToManyAttribute propAtt = attribute as HasAndBelongsToManyAttribute;
isArProperty = true;
model.HasAndBelongsToMany.Add(new HasAndBelongsToManyModel(prop, propAtt));
}
else if (attribute is Any.MetaValueAttribute)
{
if (prop.GetCustomAttributes(typeof(HasManyToAnyAttribute), false).Length == 0 &&
prop.GetCustomAttributes(typeof(AnyAttribute), false).Length == 0
)
throw new ActiveRecordException(
"You can't specify an Any.MetaValue without specifying the Any or HasManyToAny attribute. " +
"Check type " + prop.DeclaringType.FullName);
}
else if (attribute is CompositeUserTypeAttribute)
{
CompositeUserTypeAttribute propAtt = attribute as CompositeUserTypeAttribute;
isArProperty = true;
model.CompositeUserType.Add(new CompositeUserTypeModel(prop, propAtt));
}
if (attribute is CollectionIDAttribute)
{
CollectionIDAttribute propAtt = attribute as CollectionIDAttribute;
model.CollectionIDs.Add(new CollectionIDModel(prop, propAtt));
}
if (attribute is HiloAttribute)
{
HiloAttribute propAtt = attribute as HiloAttribute;
model.Hilos.Add(new HiloModel(prop, propAtt));
}
}
if (!isArProperty)
{
model.NotMappedProperties.Add(prop);
}
}
}
/// <summary>
/// Dispatches the call to the extensions.
/// </summary>
/// <param name="pi">The property info reflection object.</param>
/// <param name="hasManyModel">The has many model.</param>
/// <param name="model">The model.</param>
public void ProcessHasMany(PropertyInfo pi, HasManyModel hasManyModel, ActiveRecordModel model)
{
foreach(IModelBuilderExtension extension in extensions)
{
extension.ProcessHasMany(pi, hasManyModel, model);
}
}
/// <summary>
/// Guesses the element mapping based on enum.
/// </summary>
/// <param name="model">The model.</param>
private static void GuessElementMappingBasedOnEnum(HasManyModel model)
{
model.HasManyAtt.ElementType = model.HasManyAtt.MapType;
model.HasManyAtt.Element = string.Format("{0}Id", model.HasManyAtt.MapType.Name);
model.HasManyAtt.ColumnKey = string.Format("{0}Id", model.Property.DeclaringType.Name);
}
/// <summary>
/// Visits the has many.
/// </summary>
/// <remarks>
/// Guess the type of the relation, if not specified explicitly
/// Verify that the assoication is valid on [HasMany]
/// Validate that required information is specified
/// Infer the other side of the assoication and grab require data from it
/// </remarks>
/// <param name="model">The model.</param>
public override void VisitHasMany(HasManyModel model)
{
if (model.HasManyAtt.MapType == null)
model.HasManyAtt.MapType = GuessType(null, model.Property.PropertyType);
model.HasManyAtt.RelationType = GuessRelation(model.Property, model.HasManyAtt.RelationType);
// Guess the details about a map relation if needed
if (model.HasManyAtt.RelationType == RelationType.Map)
{
if (string.IsNullOrEmpty(model.HasManyAtt.Table))
{
model.HasManyAtt.Table = string.Format("{0}_{1}", model.Property.ReflectedType.Name, model.Property.Name);
}
if (model.HasManyAtt.IndexType == null)
{
model.HasManyAtt.IndexType = GetIndexTypeFromDictionary(model.Property.PropertyType).Name;
}
if (model.HasManyAtt.MapType == null)
{
model.HasManyAtt.MapType = GetMapTypeFromDictionary(model.Property.PropertyType);
}
}
if (model.HasManyAtt.RelationType == RelationType.IdBag)
{
throw new ActiveRecordException(String.Format(
"You can't use idbags in a many to one association (HasMany) {0}.{1} ",
model.Property.DeclaringType.Name, model.Property.Name));
}
if (model.HasManyAtt.RelationType == RelationType.Map && model.HasManyAtt.Index == null)
{
throw new ActiveRecordException(String.Format(
"A HasMany with type Map requires that you specify an 'Index', use the Index property {0}.{1} ",
model.Property.DeclaringType.Name, model.Property.Name));
}
if (model.HasManyAtt.RelationType == RelationType.List && model.HasManyAtt.Index == null)
{
throw new ActiveRecordException(String.Format(
"A HasMany with type List requires that you specify an 'Index', use the Index property {0}.{1} ",
model.Property.DeclaringType.Name, model.Property.Name));
}
// try to guess an <element> mapping if none of the mapping properties was set
if (model.HasManyAtt.MapType.IsValueType && string.IsNullOrEmpty(model.HasManyAtt.Element) &&
model.HasManyAtt.ElementType == null && string.IsNullOrEmpty(model.HasManyAtt.ColumnKey))
{
GuessElementMappingBasedOnEnum(model);
}
// Infer table and column based on possible belongs to
// on the target class
String table = model.HasManyAtt.Table;
String keyColumn = model.HasManyAtt.ColumnKey;
String[] compositeKeyColumnKeys = model.HasManyAtt.CompositeKeyColumnKeys;
Type type = model.HasManyAtt.MapType;
ActiveRecordModel target = arCollection[type];
if ((table == null || (keyColumn == null && compositeKeyColumnKeys == null)) && target == null)
{
throw new ActiveRecordException(String.Format(
"ActiveRecord tried to infer details about the relation {0}.{1} but " +
"it could not find information about the specified target type {2}. If you have mapped a Collection or Dictionary of value types, please make sure you have specified the Table property.",
model.Property.DeclaringType.Name, model.Property.Name, type));
}
BelongsToModel targetBtModel = null;
ActiveRecordModel tmpModel = target;
while (tmpModel != null && targetBtModel == null)
{
foreach (BelongsToModel btModel in tmpModel.BelongsTo)
{
if (btModel.BelongsToAtt.Type != model.Property.DeclaringType &&
btModel.BelongsToAtt.Type != model.ContainingTypeModel.Type &&
btModel.Property.PropertyType != model.Property.DeclaringType &&
btModel.Property.PropertyType != model.ContainingTypeModel.Type) continue;
targetBtModel = btModel;
break;
}
tmpModel = tmpModel.Parent;
}
if ((table == null || (keyColumn == null && compositeKeyColumnKeys == null)) && targetBtModel == null)
{
throw new ActiveRecordException(String.Format(
"ActiveRecord tried to infer details about the relation {0}.{1} but " +
"it could not find a 'BelongsTo' mapped property in the target type {2}",
model.Property.DeclaringType.Name, model.Property.Name, type));
}
if (target != null)
{
VisitModel(target);
}
else if (model.HasManyAtt.DependentObjects)
{
VisitDependentObject(model.DependentObjectModel);
}
if (table == null)
{
table = target.ActiveRecordAtt.Table;
}
if (targetBtModel != null)
{
if (keyColumn == null && targetBtModel.BelongsToAtt.CompositeKeyColumns == null)
{
keyColumn = targetBtModel.BelongsToAtt.Column;
}
else
{
compositeKeyColumnKeys = targetBtModel.BelongsToAtt.CompositeKeyColumns;
}
}
model.HasManyAtt.Table = table;
if (keyColumn != null)
{
model.HasManyAtt.ColumnKey = keyColumn;
}
else
{
model.HasManyAtt.CompositeKeyColumnKeys = compositeKeyColumnKeys;
}
}
/// <summary>
/// Visits the has many.
/// </summary>
/// <param name="model">The model.</param>
public override void VisitHasMany(HasManyModel model)
{
HasManyAttribute att = model.HasManyAtt;
Type mapType = GuessType(att.MapType, model.Property.PropertyType);
WriteCollection(att.Cascade, mapType, att.RelationType, model.Property.Name,
model.HasManyAtt.AccessString, att.Table, att.Schema, att.Lazy, att.Inverse, att.OrderBy,
att.Where, att.Sort, att.ColumnKey, att.CompositeKeyColumnKeys, att.Element, att.ElementType, null, null,
model.DependentObjectModel, att.Index, att.IndexType,
att.Cache, att.CacheRegion, att.NotFoundBehaviour, att.Fetch, att.BatchSize, att.CollectionType);
}
private void ProcessProperties(Type type, ActiveRecordModel model)
{
// Check persistent properties of the base class as well
if (ShouldCheckBase(type))
{
ProcessProperties(type.BaseType, model);
}
PropertyInfo[] props = type.GetProperties(DefaultBindingFlags);
foreach (PropertyInfo prop in props)
{
bool isArProperty = false;
AnyModel anyModel;
HasManyToAnyModel hasManyToAnyModel;
if (extension != null)
{
extension.ProcessProperty(prop, model);
}
object[] valAtts = prop.GetCustomAttributes(typeof(AbstractValidationAttribute), true);
foreach (AbstractValidationAttribute valAtt in valAtts)
{
IValidator validator = valAtt.Build();
validator.Initialize(validatorRegistry, prop);
model.Validators.Add(validator);
}
foreach (object attribute in prop.GetCustomAttributes(false))
{
if (attribute is PrimaryKeyAttribute)
{
PrimaryKeyAttribute propAtt = attribute as PrimaryKeyAttribute;
isArProperty = true;
// Joined Subclasses must not have PrimaryKey
if (HasJoinedBase(type))
{
throw new ActiveRecordException("You can't specify a PrimaryKeyAttribute in a joined subclass. " +
"Check type " + model.Type.FullName);
}
if (prop.PropertyType.IsDefined(typeof(CompositeKeyAttribute), true))
{
object[] att = prop.PropertyType.GetCustomAttributes(typeof(CompositeKeyAttribute), true);
CompositeKeyAttribute cAtt = att[0] as CompositeKeyAttribute;
model.CompositeKey = new CompositeKeyModel(prop, cAtt);
}
else
{
if (!propAtt.IsOverride && model.PrimaryKey != null)
{
throw new ActiveRecordException("You can't specify more than one PrimaryKeyAttribute in a " +
"class. Check type " + model.Type.FullName);
}
model.PrimaryKey = new PrimaryKeyModel(prop, propAtt);
}
}
else if (attribute is CompositeKeyAttribute)
{
CompositeKeyAttribute propAtt = attribute as CompositeKeyAttribute;
isArProperty = true;
model.CompositeKey = new CompositeKeyModel(prop, propAtt);
}
else if (attribute is AnyAttribute)
{
AnyAttribute anyAtt = attribute as AnyAttribute;
isArProperty = true;
anyModel = new AnyModel(prop, anyAtt);
model.Anys.Add(anyModel);
CollectMetaValues(anyModel.MetaValues, prop);
}
else if (attribute is PropertyAttribute)
{
PropertyAttribute propAtt = attribute as PropertyAttribute;
isArProperty = true;
// If this property overrides a base class property remove the old one
if (propAtt.IsOverride)
{
for (int index = 0; index < model.Properties.Count; ++index)
{
PropertyModel oldModel = (PropertyModel)model.Properties[index];
if (oldModel.Property.Name == prop.Name)
{
model.Properties.RemoveAt(index);
break;
}
}
}
PropertyModel propModel = new PropertyModel(prop, propAtt);
model.Properties.Add(propModel);
model.PropertyDictionary[prop.Name] = propModel;
}
else if (attribute is NestedAttribute)
{
NestedAttribute propAtt = attribute as NestedAttribute;
isArProperty = true;
ActiveRecordModel nestedModel = new ActiveRecordModel(prop.PropertyType);
nestedModel.IsNestedType = true;
Type nestedType = propAtt.MapType ?? prop.PropertyType;
nestedModel.IsNestedCompositeType = model.IsNestedCompositeType;
ProcessProperties(nestedType, nestedModel);
ProcessFields(nestedType, nestedModel);
NestedModel nested = new NestedModel(prop, propAtt, nestedModel);
nestedModel.ParentNested = nested;
model.Components.Add(nested);
}
else if (attribute is NestedParentReferenceAttribute)
{
NestedParentReferenceAttribute nestedParentAtt = attribute as NestedParentReferenceAttribute;
isArProperty = true;
model.ComponentParent.Add(new NestedParentReferenceModel(prop, nestedParentAtt));
}
else if (attribute is JoinedKeyAttribute)
{
JoinedKeyAttribute propAtt = attribute as JoinedKeyAttribute;
isArProperty = true;
if (model.Key != null)
{
throw new ActiveRecordException("You can't specify more than one JoinedKeyAttribute. " +
"Check type " + model.Type.FullName);
}
model.Key = new KeyModel(prop, propAtt);
}
else if (attribute is VersionAttribute)
{
VersionAttribute propAtt = attribute as VersionAttribute;
isArProperty = true;
if (model.Version != null)
{
throw new ActiveRecordException("You can't specify more than one VersionAttribute. " +
"Check type " + model.Type.FullName);
}
model.Version = new VersionModel(prop, propAtt);
}
else if (attribute is TimestampAttribute)
{
TimestampAttribute propAtt = attribute as TimestampAttribute;
isArProperty = true;
if (model.Timestamp != null)
{
throw new ActiveRecordException("You can't specify more than one TimestampAttribute. " +
"Check type " + model.Type.FullName);
}
model.Timestamp = new TimestampModel(prop, propAtt);
}
// Relations
else if (attribute is OneToOneAttribute)
{
OneToOneAttribute propAtt = attribute as OneToOneAttribute;
isArProperty = true;
model.OneToOnes.Add(new OneToOneModel(prop, propAtt));
}
else if (attribute is BelongsToAttribute)
{
BelongsToAttribute propAtt = attribute as BelongsToAttribute;
isArProperty = true;
BelongsToModel btModel = new BelongsToModel(prop, propAtt);
model.BelongsTo.Add(btModel);
model.BelongsToDictionary[prop.Name] = btModel;
if (extension != null)
{
extension.ProcessBelongsTo(prop, btModel, model);
}
}
// The ordering is important here, HasManyToAny must comes before HasMany!
else if (attribute is HasManyToAnyAttribute)
{
HasManyToAnyAttribute propAtt = attribute as HasManyToAnyAttribute;
isArProperty = true;
hasManyToAnyModel = new HasManyToAnyModel(prop, propAtt);
model.HasManyToAny.Add(hasManyToAnyModel);
model.HasManyToAnyDictionary[prop.Name] = hasManyToAnyModel;
CollectMetaValues(hasManyToAnyModel.MetaValues, prop);
if (extension != null)
{
extension.ProcessHasManyToAny(prop, hasManyToAnyModel, model);
}
}
else if (attribute is HasManyAttribute)
{
HasManyAttribute propAtt = attribute as HasManyAttribute;
isArProperty = true;
HasManyModel hasManyModel = new HasManyModel(prop, propAtt, model);
if (propAtt.DependentObjects)
{
ActiveRecordModel dependentObjectModel = new ActiveRecordModel(propAtt.MapType);
dependentObjectModel.IsNestedType = true;
dependentObjectModel.IsNestedCompositeType = true;
ProcessProperties(propAtt.MapType, dependentObjectModel);
hasManyModel.DependentObjectModel = new DependentObjectModel(prop, propAtt, dependentObjectModel);
}
model.HasMany.Add(hasManyModel);
model.HasManyDictionary[prop.Name] = hasManyModel;
if (extension != null)
{
extension.ProcessHasMany(prop, hasManyModel, model);
}
}
else if (attribute is HasAndBelongsToManyAttribute)
{
HasAndBelongsToManyAttribute propAtt = attribute as HasAndBelongsToManyAttribute;
isArProperty = true;
HasAndBelongsToManyModel habtManyModel = new HasAndBelongsToManyModel(prop, propAtt);
model.HasAndBelongsToMany.Add(habtManyModel);
model.HasAndBelongsToManyDictionary[prop.Name] = habtManyModel;
if (extension != null)
{
extension.ProcessHasAndBelongsToMany(prop, habtManyModel, model);
}
}
else if (attribute is Any.MetaValueAttribute)
{
if (prop.GetCustomAttributes(typeof(HasManyToAnyAttribute), false).Length == 0 &&
prop.GetCustomAttributes(typeof(AnyAttribute), false).Length == 0
)
{
throw new ActiveRecordException(
"You can't specify an Any.MetaValue without specifying the Any or HasManyToAny attribute. " +
"Check type " + prop.DeclaringType.FullName);
}
}
else if (attribute is CompositeUserTypeAttribute)
{
CompositeUserTypeAttribute propAtt = attribute as CompositeUserTypeAttribute;
isArProperty = true;
model.CompositeUserType.Add(new CompositeUserTypeModel(prop, prop.PropertyType, propAtt));
}
if (attribute is CollectionIDAttribute)
{
CollectionIDAttribute propAtt = attribute as CollectionIDAttribute;
model.CollectionIDs.Add(new CollectionIDModel(prop, propAtt));
}
if (attribute is HiloAttribute)
{
HiloAttribute propAtt = attribute as HiloAttribute;
model.Hilos.Add(new HiloModel(prop, propAtt));
}
}
if (!isArProperty)
{
model.NotMappedProperties.Add(prop);
}
}
}
public virtual void VisitHasMany(HasManyModel model)
{
}
/// <summary>
/// Visits the has many.
/// </summary>
/// <param name="model">The model.</param>
public virtual void VisitHasMany(HasManyModel model)
{
}
public String CreateControl(ActiveRecordModel model, String prefix,
HasManyModel hasManyModel, object instance)
{
stringBuilder.Length = 0;
PropertyInfo prop = hasManyModel.Property;
prefix += "." + prop.Name;
ActiveRecordModel otherModel = ActiveRecordModel.GetModel(hasManyModel.HasManyAtt.MapType);
PrimaryKeyModel keyModel = ObtainPKProperty(otherModel);
if (otherModel == null || keyModel == null)
{
return "Model not found or PK not found";
}
object[] source = CommonOperationUtils.FindAll(otherModel.Type);
stringBuilder.Append(prop.Name + ": ");
stringBuilder.Append("<br/>\r\n");
IDictionary attrs = new HybridDictionary(true);
attrs["value"] = keyModel.Property.Name;
FormHelper.CheckboxList list = CreateCheckboxList(prefix, source, attrs);
foreach(object item in list)
{
stringBuilder.Append(list.Item());
stringBuilder.Append(item.ToString());
stringBuilder.Append("<br/>\r\n");
}
return stringBuilder.ToString();
}
public bool CanHandle(HasManyModel model)
{
if (!model.HasManyAtt.Inverse)
{
return CheckModelAndKeyAreAccessible(model.HasManyAtt.MapType);
}
return false;
}
public override void VisitHasMany(HasManyModel model)
{
model.HasManyAtt.RelationType = GuessRelation(model.Property, model.HasManyAtt.RelationType);
if (model.HasManyAtt.RelationType == RelationType.IdBag)
{
throw new ActiveRecordException(String.Format(
"You can't use idbags in a many to one association (HasMany) {0}.{1} ",
model.Property.DeclaringType.Name, model.Property.Name));
}
if (model.HasManyAtt.RelationType == RelationType.Map && model.HasManyAtt.Index == null)
{
throw new ActiveRecordException(String.Format(
"A HasMany with type Map requires that you specify an 'Index', use the Index property {0}.{1} ",
model.Property.DeclaringType.Name, model.Property.Name));
}
// Infer table and column based on possible belongs to
// on the target class
String table = model.HasManyAtt.Table;
String keyColumn = model.HasManyAtt.ColumnKey;
ActiveRecordModel target = arCollection[model.HasManyAtt.MapType];
if ((table == null || keyColumn == null) && target == null)
{
throw new ActiveRecordException(String.Format(
"ActiveRecord tried to infer details about the relation {0}.{1} but " +
"it could not find information about the specified target type {2}",
model.Property.DeclaringType.Name, model.Property.Name, model.HasManyAtt.MapType));
}
BelongsToModel targetBtModel = null;
if (target != null)
{
foreach (BelongsToModel btModel in target.BelongsTo)
{
if (btModel.BelongsToAtt.Type == model.Property.DeclaringType ||
btModel.Property.PropertyType == model.Property.DeclaringType)
{
targetBtModel = btModel; break;
}
}
}
if ((table == null || keyColumn == null) && targetBtModel == null)
{
throw new ActiveRecordException(String.Format(
"ActiveRecord tried to infer details about the relation {0}.{1} but " +
"it could not find a 'BelongsTo' mapped property in the target type {2}",
model.Property.DeclaringType.Name, model.Property.Name, model.HasManyAtt.MapType));
}
if (target != null)
{
VisitModel(target);
}
if (table == null)
{
table = target.ActiveRecordAtt.Table;
}
if (keyColumn == null)
{
keyColumn = targetBtModel.BelongsToAtt.Column;
}
model.HasManyAtt.Table = table;
model.HasManyAtt.ColumnKey = keyColumn;
}
/// <summary>
/// Guesses the element mapping based on enum.
/// </summary>
/// <param name="model">The model.</param>
private static void GuessElementMappingBasedOnEnum(HasManyModel model)
{
model.HasManyAtt.ElementType = model.HasManyAtt.MapType;
model.HasManyAtt.Element = string.Format("{0}Id", model.HasManyAtt.MapType.Name);
model.HasManyAtt.ColumnKey = string.Format("{0}Id", model.Property.DeclaringType.Name);
}
/// <summary>
/// Visits the has many.
/// </summary>
/// <remarks>
/// Guess the type of the relation, if not specified explicitly
/// Verify that the assoication is valid on [HasMany]
/// Validate that required information is specified
/// Infer the other side of the assoication and grab require data from it
/// </remarks>
/// <param name="model">The model.</param>
public override void VisitHasMany(HasManyModel model)
{
if (model.HasManyAtt.MapType == null)
{
model.HasManyAtt.MapType = GuessType(null, model.Property.PropertyType);
}
model.HasManyAtt.RelationType = GuessRelation(model.Property, model.HasManyAtt.RelationType);
// Guess the details about a map relation if needed
if (model.HasManyAtt.RelationType == RelationType.Map)
{
if (string.IsNullOrEmpty(model.HasManyAtt.Table))
{
model.HasManyAtt.Table = string.Format("{0}_{1}", model.Property.ReflectedType.Name, model.Property.Name);
}
if (model.HasManyAtt.IndexType == null)
{
model.HasManyAtt.IndexType = GetIndexTypeFromDictionary(model.Property.PropertyType).Name;
}
if (model.HasManyAtt.MapType == null)
{
model.HasManyAtt.MapType = GetMapTypeFromDictionary(model.Property.PropertyType);
}
}
if (model.HasManyAtt.RelationType == RelationType.IdBag)
{
throw new ActiveRecordException(String.Format(
"You can't use idbags in a many to one association (HasMany) {0}.{1} ",
model.Property.DeclaringType.Name, model.Property.Name));
}
if (model.HasManyAtt.RelationType == RelationType.Map && model.HasManyAtt.Index == null)
{
throw new ActiveRecordException(String.Format(
"A HasMany with type Map requires that you specify an 'Index', use the Index property {0}.{1} ",
model.Property.DeclaringType.Name, model.Property.Name));
}
if (model.HasManyAtt.RelationType == RelationType.List && model.HasManyAtt.Index == null)
{
throw new ActiveRecordException(String.Format(
"A HasMany with type List requires that you specify an 'Index', use the Index property {0}.{1} ",
model.Property.DeclaringType.Name, model.Property.Name));
}
// try to guess an <element> mapping if none of the mapping properties was set
if (model.HasManyAtt.MapType.IsValueType && string.IsNullOrEmpty(model.HasManyAtt.Element) &&
model.HasManyAtt.ElementType == null && string.IsNullOrEmpty(model.HasManyAtt.ColumnKey))
{
GuessElementMappingBasedOnEnum(model);
}
// Infer table and column based on possible belongs to
// on the target class
String table = model.HasManyAtt.Table;
String keyColumn = model.HasManyAtt.ColumnKey;
String[] compositeKeyColumnKeys = model.HasManyAtt.CompositeKeyColumnKeys;
Type type = model.HasManyAtt.MapType;
ActiveRecordModel target = arCollection[type];
if ((table == null || (keyColumn == null && compositeKeyColumnKeys == null)) && target == null)
{
throw new ActiveRecordException(String.Format(
"ActiveRecord tried to infer details about the relation {0}.{1} but " +
"it could not find information about the specified target type {2}. If you have mapped a Collection or Dictionary of value types, please make sure you have specified the Table property.",
model.Property.DeclaringType.Name, model.Property.Name, type));
}
BelongsToModel targetBtModel = null;
ActiveRecordModel tmpModel = target;
while (tmpModel != null && targetBtModel == null)
{
foreach (BelongsToModel btModel in tmpModel.BelongsTo)
{
if (btModel.BelongsToAtt.Type != model.Property.DeclaringType &&
btModel.BelongsToAtt.Type != model.ContainingTypeModel.Type &&
btModel.Property.PropertyType != model.Property.DeclaringType &&
btModel.Property.PropertyType != model.ContainingTypeModel.Type)
{
continue;
}
targetBtModel = btModel;
break;
}
tmpModel = tmpModel.Parent;
}
if ((table == null || (keyColumn == null && compositeKeyColumnKeys == null)) && targetBtModel == null)
{
throw new ActiveRecordException(String.Format(
"ActiveRecord tried to infer details about the relation {0}.{1} but " +
"it could not find a 'BelongsTo' mapped property in the target type {2}",
model.Property.DeclaringType.Name, model.Property.Name, type));
}
if (target != null)
{
VisitModel(target);
}
else if (model.HasManyAtt.DependentObjects)
{
VisitDependentObject(model.DependentObjectModel);
}
if (table == null)
{
table = target.ActiveRecordAtt.Table;
}
if (targetBtModel != null)
{
if (keyColumn == null && targetBtModel.BelongsToAtt.CompositeKeyColumns == null)
{
keyColumn = targetBtModel.BelongsToAtt.Column;
}
else
{
compositeKeyColumnKeys = targetBtModel.BelongsToAtt.CompositeKeyColumns;
}
}
model.HasManyAtt.Table = table;
if (keyColumn != null)
{
model.HasManyAtt.ColumnKey = keyColumn;
}
else
{
model.HasManyAtt.CompositeKeyColumnKeys = compositeKeyColumnKeys;
}
}