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feat: add translation API (#297)

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* feat: add translation

* feat: resurface translation by Google Translation

* feat: renamed the service as `translate` to make more readable

* fix: renamed response and request name to match rpc name

* chore: delete useless blank line

* Update publicapi.json

* Update publicapi.json

* Update README.md

Co-authored-by: Asim Aslam <asim@aslam.me>
This commit is contained in:
zhaoyang
2021-12-10 18:15:57 +08:00
committed by GitHub
parent 1d6234155a
commit 4ec7a7aa5c
15 changed files with 674 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
go.mod
View File

@@ -3,6 +3,7 @@ module github.com/micro/services
go 1.15
require (
cloud.google.com/go/translate v1.0.0
github.com/PuerkitoBio/goquery v1.6.1
github.com/SlyMarbo/rss v1.0.1
github.com/Teamwork/spamc v0.0.0-20200109085853-a4e0c5c3f7a0
@@ -55,7 +56,9 @@ require (
golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2
golang.org/x/net v0.0.0-20210614182718-04defd469f4e
golang.org/x/oauth2 v0.0.0-20211005180243-6b3c2da341f1
golang.org/x/text v0.3.6
google.golang.org/api v0.59.0
google.golang.org/genproto v0.0.0-20211008145708-270636b82663 // indirect
google.golang.org/grpc/examples v0.0.0-20211103202053-3b94303f3754 // indirect
google.golang.org/protobuf v1.27.1
googlemaps.github.io/maps v1.3.1

3
go.sum
View File

@@ -43,6 +43,8 @@ cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0Zeo
cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohlUTyfDhBk=
cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
cloud.google.com/go/translate v1.0.0 h1:4KHxaDCkc+iV+jaED9omlm8EZHYq1AFYbgErLFfDRjI=
cloud.google.com/go/translate v1.0.0/go.mod h1:Rquxp1ipbzZpg64DuTFXrihXGmz+2IPrP8FC2lsvUQ4=
contrib.go.opencensus.io/exporter/ocagent v0.4.12/go.mod h1:450APlNTSR6FrvC3CTRqYosuDstRB9un7SOx2k/9ckA=
dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
github.com/Azure/azure-sdk-for-go v32.4.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
@@ -1122,6 +1124,7 @@ google.golang.org/genproto v0.0.0-20210828152312-66f60bf46e71/go.mod h1:eFjDcFEc
google.golang.org/genproto v0.0.0-20210831024726-fe130286e0e2/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
google.golang.org/genproto v0.0.0-20210903162649-d08c68adba83/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
google.golang.org/genproto v0.0.0-20210909211513-a8c4777a87af/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
google.golang.org/genproto v0.0.0-20210921142501-181ce0d877f6/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
google.golang.org/genproto v0.0.0-20210924002016-3dee208752a0/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
google.golang.org/genproto v0.0.0-20211008145708-270636b82663 h1:33YYJanAOLxgS7pGjzC1IUrFLpwN//bbgtnKYikOmQU=
google.golang.org/genproto v0.0.0-20211008145708-270636b82663/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=

2
translate/.gitignore vendored Normal file
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@@ -0,0 +1,2 @@
translate

3
translate/Dockerfile Normal file
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@@ -0,0 +1,3 @@
FROM alpine
ADD translate /translate
ENTRYPOINT [ "/translate" ]

28
translate/Makefile Normal file
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@@ -0,0 +1,28 @@
GOPATH:=$(shell go env GOPATH)
.PHONY: init
init:
go get -u github.com/golang/protobuf/proto
go get -u github.com/golang/protobuf/protoc-gen-go
go get github.com/micro/micro/v3/cmd/protoc-gen-micro
go get github.com/micro/micro/v3/cmd/protoc-gen-openapi
.PHONY: api
api:
protoc --openapi_out=. --proto_path=. proto/translate.proto
.PHONY: proto
proto:
protoc --proto_path=. --micro_out=. --go_out=:. proto/translate.proto
.PHONY: build
build:
go build -o translate*.go
.PHONY: test
test:
go test -v ./... -cover
.PHONY: docker
docker:
docker build . -t translate:latest

6
translate/README.md Normal file
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@@ -0,0 +1,6 @@
Language translation service
# Translate Service
Translate basic text from any language. A simple API powered by Google Translate.
Translation text character limit is 500.

33
translate/examples.json Normal file
View File

@@ -0,0 +1,33 @@
{
"text": [
{
"title": "Translate String",
"run_check": false,
"description": "Google Basic Edition Translation",
"request": {
"contents": [
"pen",
"pencil"
],
"model": "nmt",
"format": "text",
"source": "en",
"target": "zh"
},
"response": {
"translations": [
{
"text": "钢笔",
"source": "und",
"model": "nmt"
},
{
"text": "铅笔",
"source": "und",
"model": "nmt"
}
]
}
}
]
}

3
translate/generate.go Normal file
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@@ -0,0 +1,3 @@
package main
//go:generate make proto

76
translate/handler/translate.go Normal file
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@@ -0,0 +1,76 @@
package handler
import (
"context"
"github.com/micro/micro/v3/service/config"
"github.com/micro/micro/v3/service/logger"
"github.com/pkg/errors"
"golang.org/x/text/language"
"google.golang.org/api/option"
pb "github.com/micro/services/translate/proto"
"cloud.google.com/go/translate"
)
type translation struct {
ApiKey string
}
func NewTranslation() *translation {
v, err := config.Get("translate.google.api_key")
if err != nil {
logger.Fatalf("translate.google.api_key config not found: %v", err)
}
key := v.String("")
if key == "" {
logger.Fatalf("translate.google.api_key config can not be an empty string")
}
return &translation{
ApiKey: key,
}
}
// Text calls Google Cloud Translation Basic edition API
// For more information: https://cloud.google.com/translate/docs/samples/translate-text-with-model
func (t *translation) Text(ctx context.Context, req *pb.TextRequest, rsp *pb.TextResponse) error {
client, err := translate.NewClient(ctx, option.WithAPIKey(t.ApiKey))
if err != nil {
return errors.Wrap(err, "new google translation client error")
}
defer client.Close()
source, err := language.Parse(req.Source)
if err != nil {
return errors.Wrap(err, "google translation parse source language error")
}
target, err := language.Parse(req.Target)
if err != nil {
return errors.Wrap(err, "google translation parse target language error")
}
result, err := client.Translate(ctx, req.Contents, target, &translate.Options{
Source: source,
Format: translate.Format(req.Format),
Model: req.Model,
})
if err != nil {
return errors.Wrap(err, "get google translation error")
}
for _, v := range result {
rsp.Translations = append(rsp.Translations, &pb.BasicTranslation{
Text: v.Text,
Source: v.Source.String(),
Model: v.Model,
})
}
return nil
}

25
translate/main.go Normal file
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@@ -0,0 +1,25 @@
package main
import (
"github.com/micro/services/translate/handler"
pb "github.com/micro/services/translate/proto"
"github.com/micro/micro/v3/service"
"github.com/micro/micro/v3/service/logger"
)
func main() {
// Create service
srv := service.New(
service.Name("translate"),
service.Version("latest"),
)
// Register handler
pb.RegisterTranslateHandler(srv.Server(), handler.NewTranslation())
// Run service
if err := srv.Run(); err != nil {
logger.Fatal(err)
}
}

1
translate/micro.mu Normal file
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@@ -0,0 +1 @@
service translate

348
translate/proto/translate.pb.go Normal file
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@@ -0,0 +1,348 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.27.1
// protoc v3.19.1
// source: proto/translate.proto
package translate
import (
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
sync "sync"
)
const (
// Verify that this generated code is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
// Verify that runtime/protoimpl is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
type BasicTranslation struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The translation result
Text string `protobuf:"bytes,1,opt,name=text,proto3" json:"text,omitempty"`
// The source of the query string
Source string `protobuf:"bytes,2,opt,name=source,proto3" json:"source,omitempty"`
// The model used in translation
Model string `protobuf:"bytes,3,opt,name=model,proto3" json:"model,omitempty"`
}
func (x *BasicTranslation) Reset() {
*x = BasicTranslation{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_translate_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *BasicTranslation) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*BasicTranslation) ProtoMessage() {}
func (x *BasicTranslation) ProtoReflect() protoreflect.Message {
mi := &file_proto_translate_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use BasicTranslation.ProtoReflect.Descriptor instead.
func (*BasicTranslation) Descriptor() ([]byte, []int) {
return file_proto_translate_proto_rawDescGZIP(), []int{0}
}
func (x *BasicTranslation) GetText() string {
if x != nil {
return x.Text
}
return ""
}
func (x *BasicTranslation) GetSource() string {
if x != nil {
return x.Source
}
return ""
}
func (x *BasicTranslation) GetModel() string {
if x != nil {
return x.Model
}
return ""
}
// TextRequest is the basic edition request
type TextRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The contents to be translated
Contents []string `protobuf:"bytes,1,rep,name=contents,proto3" json:"contents,omitempty"`
// Source language, format in ISO-639-1 codes
// See https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes for more information
Source string `protobuf:"bytes,2,opt,name=source,proto3" json:"source,omitempty"`
// Target language, format in ISO-639-1 codes
// See https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes for more information
Target string `protobuf:"bytes,3,opt,name=target,proto3" json:"target,omitempty"`
// The string format, `text` or `html`
Format string `protobuf:"bytes,4,opt,name=format,proto3" json:"format,omitempty"`
// The model to use for translation, `nmt` or `base`,
// See https://cloud.google.com/translate/docs/advanced/translating-text-v3#comparing-models for more information
Model string `protobuf:"bytes,5,opt,name=model,proto3" json:"model,omitempty"`
}
func (x *TextRequest) Reset() {
*x = TextRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_translate_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *TextRequest) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*TextRequest) ProtoMessage() {}
func (x *TextRequest) ProtoReflect() protoreflect.Message {
mi := &file_proto_translate_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use TextRequest.ProtoReflect.Descriptor instead.
func (*TextRequest) Descriptor() ([]byte, []int) {
return file_proto_translate_proto_rawDescGZIP(), []int{1}
}
func (x *TextRequest) GetContents() []string {
if x != nil {
return x.Contents
}
return nil
}
func (x *TextRequest) GetSource() string {
if x != nil {
return x.Source
}
return ""
}
func (x *TextRequest) GetTarget() string {
if x != nil {
return x.Target
}
return ""
}
func (x *TextRequest) GetFormat() string {
if x != nil {
return x.Format
}
return ""
}
func (x *TextRequest) GetModel() string {
if x != nil {
return x.Model
}
return ""
}
// TextResponse is the basic edition response
type TextResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Translations []*BasicTranslation `protobuf:"bytes,1,rep,name=translations,proto3" json:"translations,omitempty"`
}
func (x *TextResponse) Reset() {
*x = TextResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_proto_translate_proto_msgTypes[2]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *TextResponse) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*TextResponse) ProtoMessage() {}
func (x *TextResponse) ProtoReflect() protoreflect.Message {
mi := &file_proto_translate_proto_msgTypes[2]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use TextResponse.ProtoReflect.Descriptor instead.
func (*TextResponse) Descriptor() ([]byte, []int) {
return file_proto_translate_proto_rawDescGZIP(), []int{2}
}
func (x *TextResponse) GetTranslations() []*BasicTranslation {
if x != nil {
return x.Translations
}
return nil
}
var File_proto_translate_proto protoreflect.FileDescriptor
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}
var (
file_proto_translate_proto_rawDescOnce sync.Once
file_proto_translate_proto_rawDescData = file_proto_translate_proto_rawDesc
)
func file_proto_translate_proto_rawDescGZIP() []byte {
file_proto_translate_proto_rawDescOnce.Do(func() {
file_proto_translate_proto_rawDescData = protoimpl.X.CompressGZIP(file_proto_translate_proto_rawDescData)
})
return file_proto_translate_proto_rawDescData
}
var file_proto_translate_proto_msgTypes = make([]protoimpl.MessageInfo, 3)
var file_proto_translate_proto_goTypes = []interface{}{
(*BasicTranslation)(nil), // 0: translate.BasicTranslation
(*TextRequest)(nil), // 1: translate.TextRequest
(*TextResponse)(nil), // 2: translate.TextResponse
}
var file_proto_translate_proto_depIdxs = []int32{
0, // 0: translate.TextResponse.translations:type_name -> translate.BasicTranslation
1, // 1: translate.Translate.Text:input_type -> translate.TextRequest
2, // 2: translate.Translate.Text:output_type -> translate.TextResponse
2, // [2:3] is the sub-list for method output_type
1, // [1:2] is the sub-list for method input_type
1, // [1:1] is the sub-list for extension type_name
1, // [1:1] is the sub-list for extension extendee
0, // [0:1] is the sub-list for field type_name
}
func init() { file_proto_translate_proto_init() }
func file_proto_translate_proto_init() {
if File_proto_translate_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_proto_translate_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*BasicTranslation); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_proto_translate_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*TextRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_proto_translate_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*TextResponse); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_proto_translate_proto_rawDesc,
NumEnums: 0,
NumMessages: 3,
NumExtensions: 0,
NumServices: 1,
},
GoTypes: file_proto_translate_proto_goTypes,
DependencyIndexes: file_proto_translate_proto_depIdxs,
MessageInfos: file_proto_translate_proto_msgTypes,
}.Build()
File_proto_translate_proto = out.File
file_proto_translate_proto_rawDesc = nil
file_proto_translate_proto_goTypes = nil
file_proto_translate_proto_depIdxs = nil
}

93
translate/proto/translate.pb.micro.go Normal file
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// Code generated by protoc-gen-micro. DO NOT EDIT.
// source: proto/translate.proto
package translate
import (
fmt "fmt"
proto "github.com/golang/protobuf/proto"
math "math"
)
import (
context "context"
api "github.com/micro/micro/v3/service/api"
client "github.com/micro/micro/v3/service/client"
server "github.com/micro/micro/v3/service/server"
)
// Reference imports to suppress errors if they are not otherwise used.
var _ = proto.Marshal
var _ = fmt.Errorf
var _ = math.Inf
// This is a compile-time assertion to ensure that this generated file
// is compatible with the proto package it is being compiled against.
// A compilation error at this line likely means your copy of the
// proto package needs to be updated.
const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
// Reference imports to suppress errors if they are not otherwise used.
var _ api.Endpoint
var _ context.Context
var _ client.Option
var _ server.Option
// Api Endpoints for Translate service
func NewTranslateEndpoints() []*api.Endpoint {
return []*api.Endpoint{}
}
// Client API for Translate service
type TranslateService interface {
Text(ctx context.Context, in *TextRequest, opts ...client.CallOption) (*TextResponse, error)
}
type translateService struct {
c client.Client
name string
}
func NewTranslateService(name string, c client.Client) TranslateService {
return &translateService{
c: c,
name: name,
}
}
func (c *translateService) Text(ctx context.Context, in *TextRequest, opts ...client.CallOption) (*TextResponse, error) {
req := c.c.NewRequest(c.name, "Translate.Text", in)
out := new(TextResponse)
err := c.c.Call(ctx, req, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// Server API for Translate service
type TranslateHandler interface {
Text(context.Context, *TextRequest, *TextResponse) error
}
func RegisterTranslateHandler(s server.Server, hdlr TranslateHandler, opts ...server.HandlerOption) error {
type translate interface {
Text(ctx context.Context, in *TextRequest, out *TextResponse) error
}
type Translate struct {
translate
}
h := &translateHandler{hdlr}
return s.Handle(s.NewHandler(&Translate{h}, opts...))
}
type translateHandler struct {
TranslateHandler
}
func (h *translateHandler) Text(ctx context.Context, in *TextRequest, out *TextResponse) error {
return h.TranslateHandler.Text(ctx, in, out)
}

41
translate/proto/translate.proto Normal file
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syntax = "proto3";
package translate;
option go_package = "./proto;translate";
service Translate {
rpc Text(TextRequest) returns (TextResponse) {}
// TODO: implement Google Translation Advanced Edition, See https://cloud.google.com/translate/docs/advanced/translating-text-v3
}
message BasicTranslation {
// The translation result
string text = 1;
// The source of the query string
string source = 2;
// The model used in translation
string model = 3;
}
// TextRequest is the basic edition request
message TextRequest {
// The contents to be translated
repeated string contents = 1;
// Source language, format in ISO-639-1 codes
// See https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes for more information
string source = 2;
// Target language, format in ISO-639-1 codes
// See https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes for more information
string target = 3;
// The string format, `text` or `html`
string format = 4;
// The model to use for translation, `nmt` or `base`,
// See https://cloud.google.com/translate/docs/advanced/translating-text-v3#comparing-models for more information
string model = 5;
}
// TextResponse is the basic edition response
message TextResponse {
repeated BasicTranslation translations = 1;
}

9
translate/publicapi.json Normal file
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{
"name": "translate",
"icon": "📖",
"category": "language",
"display_name": "Translate",
"pricing": {
"Translate.Text"
}
}