//export GOLUCY_Inverter_Invert_Doc
func GOLUCY_Inverter_Invert_Doc(inverter *C.lucy_Inverter, doc *C.lucy_Doc) {
ivars := C.lucy_Inverter_IVARS(inverter)
fields := (*C.cfish_Hash)(C.LUCY_Doc_Get_Fields(doc))
// Prepare for the new doc.
C.LUCY_Inverter_Set_Doc(inverter, doc)
// Extract and invert the doc's fields.
iter := C.cfish_HashIter_new(fields)
for C.CFISH_HashIter_Next(iter) {
field := C.CFISH_HashIter_Get_Key(iter)
obj := C.CFISH_HashIter_Get_Value(iter)
if obj == nil {
mess := "Invalid nil value for field" + clownfish.CFStringToGo(unsafe.Pointer(field))
panic(clownfish.NewErr(mess))
}
inventry := fetchEntry(ivars, field)
inventryIvars := C.lucy_InvEntry_IVARS(inventry)
fieldType := inventryIvars._type
// Get the field value.
var expectedType *C.cfish_Class
switch C.LUCY_FType_Primitive_ID(fieldType) & C.lucy_FType_PRIMITIVE_ID_MASK {
case C.lucy_FType_TEXT:
expectedType = C.CFISH_STRING
case C.lucy_FType_BLOB:
expectedType = C.CFISH_BLOB
case C.lucy_FType_INT32:
expectedType = C.CFISH_INTEGER
case C.lucy_FType_INT64:
expectedType = C.CFISH_INTEGER
case C.lucy_FType_FLOAT32:
expectedType = C.CFISH_FLOAT
case C.lucy_FType_FLOAT64:
expectedType = C.CFISH_FLOAT
default:
panic(clownfish.NewErr("Internal Lucy error: bad type id for field " +
clownfish.CFStringToGo(unsafe.Pointer(field))))
}
if !C.cfish_Obj_is_a(obj, expectedType) {
className := C.cfish_Obj_get_class_name((*C.cfish_Obj)(unsafe.Pointer(fieldType)))
mess := fmt.Sprintf("Invalid type for field '%s': '%s'",
clownfish.CFStringToGo(unsafe.Pointer(field)),
clownfish.CFStringToGo(unsafe.Pointer(className)))
panic(clownfish.NewErr(mess))
}
if inventryIvars.value != obj {
C.cfish_decref(unsafe.Pointer(inventryIvars.value))
inventryIvars.value = C.cfish_inc_refcount(unsafe.Pointer(obj))
}
C.LUCY_Inverter_Add_Field(inverter, inventry)
}
C.cfish_dec_refcount(unsafe.Pointer(iter))
}
func (obj *IndexerIMP) AddDoc(doc interface{}) error {
self := ((*C.lucy_Indexer)(unsafe.Pointer(obj.TOPTR())))
stockDoc := C.LUCY_Indexer_Get_Stock_Doc(self)
docFields := (*C.cfish_Hash)(C.LUCY_Doc_Get_Fields(stockDoc))
C.CFISH_Hash_Clear(docFields)
// TODO: Support map as doc in addition to struct as doc.
// Get reflection value and type for the supplied struct.
var docValue reflect.Value
if reflect.ValueOf(doc).Kind() == reflect.Ptr {
temp := reflect.ValueOf(doc).Elem()
if temp.Kind() == reflect.Struct {
docValue = temp
}
}
if docValue == (reflect.Value{}) {
mess := fmt.Sprintf("Doc not struct pointer: %v",
reflect.TypeOf(doc))
return clownfish.NewErr(mess)
}
docType := docValue.Type()
for i := 0; i < docValue.NumField(); i++ {
field := docType.Field(i).Name
value := docValue.Field(i).String()
fieldC := obj.findFieldC(field)
valueC := clownfish.NewString(value)
C.CFISH_Hash_Store(docFields,
(*C.cfish_String)(unsafe.Pointer(fieldC)),
C.cfish_inc_refcount(unsafe.Pointer(valueC.TOPTR())))
}
// TODO create an additional method AddDocWithBoost which allows the
// client to supply `boost`.
boost := 1.0
err := clownfish.TrapErr(func() {
C.LUCY_Indexer_Add_Doc(self, stockDoc, C.float(boost))
})
return err
}