private static Entity ConvertToEntity(TypeInfo entityType)
{
Entity json = new Entity();
json.Identity = GetEntityName(entityType.AsType());
TypeExtractBy extractByAttribute = entityType.GetCustomAttribute<TypeExtractBy>();
if (extractByAttribute != null)
{
json.Selector = new Selector { Expression = extractByAttribute.Expression, Type = extractByAttribute.Type };
json.Multi = extractByAttribute.Multi;
}
json.Schema = entityType.GetCustomAttribute<Schema>();
var indexes = entityType.GetCustomAttribute<Indexes>();
if (indexes != null)
{
json.Indexes = indexes.Index?.Select(i => i.Split(',')).ToList();
json.Uniques = indexes.Unique?.Select(i => i.Split(',')).ToList();
json.Primary = indexes.Primary?.Split(',');
json.AutoIncrement = indexes.AutoIncrement;
}
var updates = entityType.GetCustomAttribute<Update>();
if (updates != null)
{
json.Updates = updates.Columns;
}
var properties = entityType.AsType().GetProperties();
foreach (var propertyInfo in properties)
{
Field field = new Field();
var storeAs = propertyInfo.GetCustomAttribute<StoredAs>();
var extractBy = propertyInfo.GetCustomAttribute<PropertyExtractBy>();
if (extractBy != null)
{
field.Selector = new Selector() { Expression = extractBy.Expression, Type = extractBy.Type };
}
if (storeAs != null)
{
field.Name = storeAs.Name;
field.DataType = ConvertDataTypeToString(storeAs);
}
else
{
field.Name = propertyInfo.Name;
}
foreach (var formatter in propertyInfo.GetCustomAttributes<Formatter>(true))
{
field.Formatters.Add((JObject)JsonConvert.SerializeObject(formatter));
}
json.Fields.Add(field);
}
json.Stopping = entityType.GetCustomAttribute<Stopping>();
return json;
}
private static EntityMetadata ConvertToEntityMetaData(TypeInfo entityType)
{
EntityMetadata json = new EntityMetadata();
json.Name = GetEntityName(entityType.AsType());
TypeExtractBy extractByAttribute = entityType.GetCustomAttribute <TypeExtractBy>();
if (extractByAttribute != null)
{
json.Selector = new Selector {
Expression = extractByAttribute.Expression, Type = extractByAttribute.Type
};
json.Multi = extractByAttribute.Multi;
}
json.Schema = entityType.GetCustomAttribute <Schema>();
var indexes = entityType.GetCustomAttribute <Indexes>();
if (indexes != null)
{
json.Indexes = indexes.Index?.Select(i => i.Split(',')).ToList();
json.Uniques = indexes.Unique?.Select(i => i.Split(',')).ToList();
json.Primary = indexes.Primary?.Split(',');
json.AutoIncrement = indexes.AutoIncrement;
}
var updates = entityType.GetCustomAttribute <Update>();
if (updates != null)
{
json.Updates = updates.Columns;
}
Entity entity = ConvertToEntity(entityType);
json.Entity = entity;
json.Stopping = entityType.GetCustomAttribute <Stopping>();
return(json);
}
private static Entity ConvertToEntity(TypeInfo entityType)
{
Entity entity = new Entity();
var properties = entityType.AsType().GetProperties();
foreach (var propertyInfo in properties)
{
var type = propertyInfo.PropertyType;
if (typeof(ISpiderEntity).IsAssignableFrom(type) || typeof(List <ISpiderEntity>).IsAssignableFrom(type))
{
Entity token = new Entity();
if (typeof(IEnumerable).IsAssignableFrom(type))
{
token.Multi = true;
}
else
{
token.Multi = false;
}
token.Name = GetEntityName(propertyInfo.PropertyType);
TypeExtractBy extractByAttribute = entityType.GetCustomAttribute <TypeExtractBy>();
if (extractByAttribute != null)
{
token.Selector = new Selector {
Expression = extractByAttribute.Expression, Type = extractByAttribute.Type
};
}
var extractBy = propertyInfo.GetCustomAttribute <PropertyExtractBy>();
if (extractBy != null)
{
token.Selector = new Selector()
{
Expression = extractBy.Expression,
Type = extractBy.Type,
Argument = extractBy.Argument
};
}
token.Fields.Add(ConvertToEntity(propertyInfo.PropertyType.GetTypeInfo()));
}
else
{
Field token = new Field();
var extractBy = propertyInfo.GetCustomAttribute <PropertyExtractBy>();
var storeAs = propertyInfo.GetCustomAttribute <StoredAs>();
if (typeof(IList).IsAssignableFrom(type))
{
token.Multi = true;
}
else
{
token.Multi = false;
}
if (extractBy != null)
{
token.Option = extractBy.Option;
token.Selector = new Selector()
{
Expression = extractBy.Expression,
Type = extractBy.Type,
Argument = extractBy.Argument
};
}
if (storeAs != null)
{
token.Name = storeAs.Name;
token.DataType = ConvertDataTypeToString(storeAs);
}
else
{
token.Name = propertyInfo.Name;
}
foreach (var formatter in propertyInfo.GetCustomAttributes <Formatter>(true))
{
token.Formatters.Add((JObject)JsonConvert.DeserializeObject(JsonConvert.SerializeObject(formatter)));
}
entity.Fields.Add(token);
}
}
return(entity);
}
public static string ConvertToJson(Type entityType)
{
EntityType json = new EntityType();
json.Identity = entityType.FullName;
json.TargetUrls = entityType.GetCustomAttributes <TargetUrl>().ToList();
TypeExtractBy extractByAttribute = entityType.GetCustomAttribute <TypeExtractBy>();
if (extractByAttribute != null)
{
json.Selector = new Selector {
Expression = extractByAttribute.Expression, Type = extractByAttribute.Type
};
json.Multi = extractByAttribute.Multi;
}
json.Schema = entityType.GetCustomAttribute <Schema>();
var indexes = entityType.GetCustomAttribute <Indexes>();
if (indexes != null)
{
json.Indexes = indexes.Index?.Select(i => i.Split(',')).ToList();
json.Uniques = indexes.Unique?.Select(i => i.Split(',')).ToList();
json.Primary = indexes.Primary?.Split(',');
json.AutoIncrement = indexes.AutoIncrement;
}
var properties = entityType.GetProperties();
foreach (var propertyInfo in properties)
{
Field field = new Field();
var storeAs = propertyInfo.GetCustomAttribute <StoredAs>();
var extractBy = propertyInfo.GetCustomAttribute <PropertyExtractBy>();
if (extractBy != null)
{
field.Selector = new Selector()
{
Expression = extractBy.Expression, Type = extractBy.Type
};
}
if (storeAs != null)
{
field.Name = storeAs.Name;
field.DataType = ConvertDataTypeToString(storeAs);
}
else
{
field.Name = propertyInfo.Name;
}
foreach (var formatter in propertyInfo.GetCustomAttributes <Formatter>(true))
{
field.Formatters.Add(formatter);
}
json.Fields.Add(field);
}
json.Stopping = entityType.GetCustomAttribute <Stopping>();
return(JsonConvert.SerializeObject(json));
}
