From 0bfe1e3c1962bf19d8a94b6bcee444fd5629459d Mon Sep 17 00:00:00 2001 From: Asim Aslam Date: Mon, 25 Oct 2021 12:16:41 +0100 Subject: [PATCH] add google search (#242) * add google search * fix git ignore * Charge 1c for search queries --- google/.gitignore | 2 + google/Dockerfile | 3 + google/Makefile | 28 +++ google/README.md | 6 + google/examples.json | 47 +++++ google/generate.go | 3 + google/handler/google.go | 53 +++++ google/main.go | 44 +++++ google/micro.mu | 1 + google/proto/google.pb.go | 332 ++++++++++++++++++++++++++++++++ google/proto/google.pb.micro.go | 93 +++++++++ google/proto/google.proto | 35 ++++ google/publicapi.json | 9 + 13 files changed, 656 insertions(+) create mode 100644 google/.gitignore create mode 100644 google/Dockerfile create mode 100644 google/Makefile create mode 100644 google/README.md create mode 100644 google/examples.json create mode 100644 google/generate.go create mode 100644 google/handler/google.go create mode 100644 google/main.go create mode 100644 google/micro.mu create mode 100644 google/proto/google.pb.go create mode 100644 google/proto/google.pb.micro.go create mode 100644 google/proto/google.proto create mode 100644 google/publicapi.json diff --git a/google/.gitignore b/google/.gitignore new file mode 100644 index 0000000..fead8db --- /dev/null +++ b/google/.gitignore @@ -0,0 +1,2 @@ + +google diff --git a/google/Dockerfile b/google/Dockerfile new file mode 100644 index 0000000..b8562a3 --- /dev/null +++ b/google/Dockerfile @@ -0,0 +1,3 @@ +FROM alpine +ADD google /google +ENTRYPOINT [ "/google" ] diff --git a/google/Makefile b/google/Makefile new file mode 100644 index 0000000..5968c1c --- /dev/null +++ b/google/Makefile @@ -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/google.proto + +.PHONY: proto +proto: + protoc --proto_path=. --micro_out=. --go_out=:. proto/google.proto + +.PHONY: build +build: + go build -o google *.go + +.PHONY: test +test: + go test -v ./... -cover + +.PHONY: docker +docker: + docker build . -t google:latest diff --git a/google/README.md b/google/README.md new file mode 100644 index 0000000..866a44b --- /dev/null +++ b/google/README.md @@ -0,0 +1,6 @@ +Google search service + +# Google Service + +Search for anything via Google. That's it. + diff --git a/google/examples.json b/google/examples.json new file mode 100644 index 0000000..88e6bdc --- /dev/null +++ b/google/examples.json @@ -0,0 +1,47 @@ + +{ + "search": [{ + "title": "Search for videos", + "run_check": false, + "description": "Search for videos on google", + "request": { + "query": "how to make donuts" + }, + "response": { + "results": [ + { + "id": "g0h-szLkVy8J", + "kind": "result", + "title": "How to Make Homemade Glazed Doughnuts - Sally's Baking Addiction", + "snippet": "May 2, 2016 ... Ingredients · 1 cup (240ml) whole milk, warmed to about 110°F (43°C)* · 1 Tablespoon active dry yeast* · 1/3 cup (65g) granulated sugar · 2 large ...", + "url": "https://sallysbakingaddiction.com/how-to-make-homemade-glazed-doughnuts/", + "display_url": "sallysbakingaddiction.com" + }, + { + "id": "7Rg9Zme3k3EJ", + "kind": "result", + "title": "How to Make Donuts at Home - Homemade Doughnuts Recipe", + "snippet": "Apr 12, 2021 ... In a medium bowl, whisk together flour and salt. In a large bowl, whisk together remaining sugar, butter, eggs, and vanilla with a wooden spoon.", + "url": "https://www.delish.com/cooking/recipe-ideas/a24788319/how-to-make-donuts-at-home/", + "display_url": "www.delish.com" + }, + { + "id": "y9u1t370RBoJ", + "kind": "result", + "title": "How to Make Homemade Donuts in 15 Minutes - Cooking Classy", + "snippet": "May 3, 2020 ... Ingredients · 1 1/4 cups (176g) all-purpose flour (scoop and level to measure) · 2 tsp baking powder · 1/4 tsp salt · 1/2 cup (120 ml) buttermilk* ...", + "url": "https://www.cookingclassy.com/15-minute-donuts-from-scratch/", + "display_url": "www.cookingclassy.com" + }, + { + "id": "u30VwVPlat8J", + "kind": "result", + "title": "How to Make Homemade Donuts | The Recipe Critic", + "snippet": "Oct 24, 2020 ... How to Make Homemade Donuts · Heat up the cream, milk and sugar and allow it to cool down a bit before adding the yeast to activate it. · Once the ...", + "url": "https://therecipecritic.com/homemade-donuts/", + "display_url": "therecipecritic.com" + } + ] + } + }] +} diff --git a/google/generate.go b/google/generate.go new file mode 100644 index 0000000..7d9db91 --- /dev/null +++ b/google/generate.go @@ -0,0 +1,3 @@ +package main + +//go:generate make proto diff --git a/google/handler/google.go b/google/handler/google.go new file mode 100644 index 0000000..66bed5c --- /dev/null +++ b/google/handler/google.go @@ -0,0 +1,53 @@ +package handler + +import ( + "context" + "strings" + + "github.com/micro/micro/v3/service/errors" + "github.com/micro/micro/v3/service/logger" + pb "github.com/micro/services/google/proto" + "google.golang.org/api/customsearch/v1" + "google.golang.org/api/option" +) + +type Google struct { + Client *customsearch.Service + CxId string +} + +func New(apiKey, cxId string) *Google { + ctx := context.TODO() + cs, _ := customsearch.NewService(ctx, option.WithAPIKey(apiKey)) + + return &Google{ + Client: cs, + CxId: cxId, + } +} + +func (g *Google) Search(ctx context.Context, req *pb.SearchRequest, rsp *pb.SearchResponse) error { + if len(req.Query) == 0 { + return errors.BadRequest("google.search", "missing query") + } + + resp, err := g.Client.Cse.List().Cx(g.CxId).Q(req.Query).Num(10).Do() + if err != nil { + logger.Errorf("failed to search google for %v: %v", req.Query, err) + return errors.InternalServerError("google.search", "Failed to search for "+req.Query) + } + + for _, item := range resp.Items { + kind := strings.Split(item.Kind, "#")[1] + rsp.Results = append(rsp.Results, &pb.SearchResult{ + Id: item.CacheId, + Kind: kind, + Title: item.Title, + Url: item.Link, + DisplayUrl: item.DisplayLink, + Snippet: item.Snippet, + }) + } + + return nil +} diff --git a/google/main.go b/google/main.go new file mode 100644 index 0000000..3a15148 --- /dev/null +++ b/google/main.go @@ -0,0 +1,44 @@ +package main + +import ( + "github.com/micro/micro/v3/service" + "github.com/micro/micro/v3/service/config" + "github.com/micro/micro/v3/service/logger" + "github.com/micro/services/google/handler" + pb "github.com/micro/services/google/proto" +) + +func main() { + // Create service + srv := service.New( + service.Name("google"), + service.Version("latest"), + ) + + // Setup google maps + c, err := config.Get("google.apikey") + if err != nil { + logger.Fatalf("Error loading config: %v", err) + } + apiKey := c.String("") + if len(apiKey) == 0 { + logger.Fatalf("Missing required config: google.apikey") + } + // Setup google maps + c, err = config.Get("google.cx_id") + if err != nil { + logger.Fatalf("Error loading config: %v", err) + } + cxId := c.String("") + if len(cxId) == 0 { + logger.Fatalf("Missing required config: google.cxId") + } + + // Register handler + pb.RegisterGoogleHandler(srv.Server(), handler.New(apiKey, cxId)) + + // Run service + if err := srv.Run(); err != nil { + logger.Fatal(err) + } +} diff --git a/google/micro.mu b/google/micro.mu new file mode 100644 index 0000000..129fd71 --- /dev/null +++ b/google/micro.mu @@ -0,0 +1 @@ +service google diff --git a/google/proto/google.pb.go b/google/proto/google.pb.go new file mode 100644 index 0000000..7718650 --- /dev/null +++ b/google/proto/google.pb.go @@ -0,0 +1,332 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// versions: +// protoc-gen-go v1.27.1 +// protoc v3.15.6 +// source: proto/google.proto + +package google + +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 SearchResult struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // id of the result + Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"` + // kind of result; "search" + Kind string `protobuf:"bytes,2,opt,name=kind,proto3" json:"kind,omitempty"` + // title of the result + Title string `protobuf:"bytes,3,opt,name=title,proto3" json:"title,omitempty"` + // the result snippet + Snippet string `protobuf:"bytes,4,opt,name=snippet,proto3" json:"snippet,omitempty"` + // the full url for the result + Url string `protobuf:"bytes,5,opt,name=url,proto3" json:"url,omitempty"` + // abridged version of this search result’s URL, e.g. www.exampe.com + DisplayUrl string `protobuf:"bytes,6,opt,name=display_url,json=displayUrl,proto3" json:"display_url,omitempty"` +} + +func (x *SearchResult) Reset() { + *x = SearchResult{} + if protoimpl.UnsafeEnabled { + mi := &file_proto_google_proto_msgTypes[0] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *SearchResult) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*SearchResult) ProtoMessage() {} + +func (x *SearchResult) ProtoReflect() protoreflect.Message { + mi := &file_proto_google_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 SearchResult.ProtoReflect.Descriptor instead. +func (*SearchResult) Descriptor() ([]byte, []int) { + return file_proto_google_proto_rawDescGZIP(), []int{0} +} + +func (x *SearchResult) GetId() string { + if x != nil { + return x.Id + } + return "" +} + +func (x *SearchResult) GetKind() string { + if x != nil { + return x.Kind + } + return "" +} + +func (x *SearchResult) GetTitle() string { + if x != nil { + return x.Title + } + return "" +} + +func (x *SearchResult) GetSnippet() string { + if x != nil { + return x.Snippet + } + return "" +} + +func (x *SearchResult) GetUrl() string { + if x != nil { + return x.Url + } + return "" +} + +func (x *SearchResult) GetDisplayUrl() string { + if x != nil { + return x.DisplayUrl + } + return "" +} + +// Search for videos on Google +type SearchRequest struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // Query to search for + Query string `protobuf:"bytes,1,opt,name=query,proto3" json:"query,omitempty"` +} + +func (x *SearchRequest) Reset() { + *x = SearchRequest{} + if protoimpl.UnsafeEnabled { + mi := &file_proto_google_proto_msgTypes[1] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *SearchRequest) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*SearchRequest) ProtoMessage() {} + +func (x *SearchRequest) ProtoReflect() protoreflect.Message { + mi := &file_proto_google_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 SearchRequest.ProtoReflect.Descriptor instead. +func (*SearchRequest) Descriptor() ([]byte, []int) { + return file_proto_google_proto_rawDescGZIP(), []int{1} +} + +func (x *SearchRequest) GetQuery() string { + if x != nil { + return x.Query + } + return "" +} + +type SearchResponse struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // List of results for the query + Results []*SearchResult `protobuf:"bytes,1,rep,name=results,proto3" json:"results,omitempty"` +} + +func (x *SearchResponse) Reset() { + *x = SearchResponse{} + if protoimpl.UnsafeEnabled { + mi := &file_proto_google_proto_msgTypes[2] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *SearchResponse) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*SearchResponse) ProtoMessage() {} + +func (x *SearchResponse) ProtoReflect() protoreflect.Message { + mi := &file_proto_google_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 SearchResponse.ProtoReflect.Descriptor instead. +func (*SearchResponse) Descriptor() ([]byte, []int) { + return file_proto_google_proto_rawDescGZIP(), []int{2} +} + +func (x *SearchResponse) GetResults() []*SearchResult { + if x != nil { + return x.Results + } + return nil +} + +var File_proto_google_proto protoreflect.FileDescriptor + +var file_proto_google_proto_rawDesc = []byte{ + 0x0a, 0x12, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, + 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x06, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x22, 0x95, 0x01, 0x0a, + 0x0c, 0x53, 0x65, 0x61, 0x72, 0x63, 0x68, 0x52, 0x65, 0x73, 0x75, 0x6c, 0x74, 0x12, 0x0e, 0x0a, + 0x02, 0x69, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x02, 0x69, 0x64, 0x12, 0x12, 0x0a, + 0x04, 0x6b, 0x69, 0x6e, 0x64, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x6b, 0x69, 0x6e, + 0x64, 0x12, 0x14, 0x0a, 0x05, 0x74, 0x69, 0x74, 0x6c, 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file_proto_google_proto_rawDescOnce.Do(func() { + file_proto_google_proto_rawDescData = protoimpl.X.CompressGZIP(file_proto_google_proto_rawDescData) + }) + return file_proto_google_proto_rawDescData +} + +var file_proto_google_proto_msgTypes = make([]protoimpl.MessageInfo, 3) +var file_proto_google_proto_goTypes = []interface{}{ + (*SearchResult)(nil), // 0: google.SearchResult + (*SearchRequest)(nil), // 1: google.SearchRequest + (*SearchResponse)(nil), // 2: google.SearchResponse +} +var file_proto_google_proto_depIdxs = []int32{ + 0, // 0: google.SearchResponse.results:type_name -> google.SearchResult + 1, // 1: google.Google.Search:input_type -> google.SearchRequest + 2, // 2: google.Google.Search:output_type -> google.SearchResponse + 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_google_proto_init() } +func file_proto_google_proto_init() { + if File_proto_google_proto != nil { + return + } + if !protoimpl.UnsafeEnabled { + file_proto_google_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*SearchResult); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_proto_google_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*SearchRequest); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_proto_google_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*SearchResponse); 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_google_proto_rawDesc, + NumEnums: 0, + NumMessages: 3, + NumExtensions: 0, + NumServices: 1, + }, + GoTypes: file_proto_google_proto_goTypes, + DependencyIndexes: file_proto_google_proto_depIdxs, + MessageInfos: file_proto_google_proto_msgTypes, + }.Build() + File_proto_google_proto = out.File + file_proto_google_proto_rawDesc = nil + file_proto_google_proto_goTypes = nil + file_proto_google_proto_depIdxs = nil +} diff --git a/google/proto/google.pb.micro.go b/google/proto/google.pb.micro.go new file mode 100644 index 0000000..acb3bf1 --- /dev/null +++ b/google/proto/google.pb.micro.go @@ -0,0 +1,93 @@ +// Code generated by protoc-gen-micro. DO NOT EDIT. +// source: proto/google.proto + +package google + +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 Google service + +func NewGoogleEndpoints() []*api.Endpoint { + return []*api.Endpoint{} +} + +// Client API for Google service + +type GoogleService interface { + Search(ctx context.Context, in *SearchRequest, opts ...client.CallOption) (*SearchResponse, error) +} + +type googleService struct { + c client.Client + name string +} + +func NewGoogleService(name string, c client.Client) GoogleService { + return &googleService{ + c: c, + name: name, + } +} + +func (c *googleService) Search(ctx context.Context, in *SearchRequest, opts ...client.CallOption) (*SearchResponse, error) { + req := c.c.NewRequest(c.name, "Google.Search", in) + out := new(SearchResponse) + err := c.c.Call(ctx, req, out, opts...) + if err != nil { + return nil, err + } + return out, nil +} + +// Server API for Google service + +type GoogleHandler interface { + Search(context.Context, *SearchRequest, *SearchResponse) error +} + +func RegisterGoogleHandler(s server.Server, hdlr GoogleHandler, opts ...server.HandlerOption) error { + type google interface { + Search(ctx context.Context, in *SearchRequest, out *SearchResponse) error + } + type Google struct { + google + } + h := &googleHandler{hdlr} + return s.Handle(s.NewHandler(&Google{h}, opts...)) +} + +type googleHandler struct { + GoogleHandler +} + +func (h *googleHandler) Search(ctx context.Context, in *SearchRequest, out *SearchResponse) error { + return h.GoogleHandler.Search(ctx, in, out) +} diff --git a/google/proto/google.proto b/google/proto/google.proto new file mode 100644 index 0000000..8049596 --- /dev/null +++ b/google/proto/google.proto @@ -0,0 +1,35 @@ +syntax = "proto3"; + +package google; + +option go_package = "./proto;google"; + +service Google { + rpc Search(SearchRequest) returns (SearchResponse) {} +} + +message SearchResult { + // id of the result + string id = 1; + // kind of result; "search" + string kind = 2; + // title of the result + string title = 3; + // the result snippet + string snippet = 4; + // the full url for the result + string url = 5; + // abridged version of this search result’s URL, e.g. www.exampe.com + string display_url = 6; +} + +// Search for videos on Google +message SearchRequest { + // Query to search for + string query = 1; +} + +message SearchResponse { + // List of results for the query + repeated SearchResult results = 1; +} diff --git a/google/publicapi.json b/google/publicapi.json new file mode 100644 index 0000000..e68a76d --- /dev/null +++ b/google/publicapi.json @@ -0,0 +1,9 @@ +{ + "name": "google", + "icon": "🔍", + "category": "search", + "display_name": "Google", + "pricing": { + "Google.Search": 10000 + } +}