Feeds Categories (#53)

* add further accessor methods to feeds

* add category to feeds

feeds/handler/crawl.go

@@ -25,14 +25,16 @@ func (e *Feeds) fetchAll() {
 		return
 	}
 	for _, feed := range fs {
-		err = e.fetch(feed.Url)
+		err = e.fetch(feed)
 		if err != nil {
 			log.Errorf("Error saving post: %v", err)
 		}
 	}
 }
 
-func (e *Feeds) fetch(url string) error {
+func (e *Feeds) fetch(f *feeds.Feed) error {
+	url := f.Url
+
 	log.Infof("Fetching address %v", url)
 	fd, err := rss.Fetch(url)
 	if err != nil {
@@ -42,17 +44,25 @@ func (e *Feeds) fetch(url string) error {
 
 	for _, item := range fd.Items {
 		id := fmt.Sprintf("%x", md5.Sum([]byte(item.ID)))
+
 		err = e.entries.Create(feeds.Entry{
-			Id:      id,
+			Id:       id,
-			Url:     item.Link,
+			Url:      item.Link,
-			Title:   item.Title,
+			Title:    item.Title,
-			Domain:  domain,
+			Domain:   domain,
-			Content: item.Summary,
+			Content:  item.Summary,
-			Date:    item.Date.Unix(),
+			Date:     item.Date.Unix(),
+			Category: f.Category,
 		})
 		if err != nil {
 			return fmt.Errorf("Error saving item: %v", err)
 		}
+
+		var tags []string
+		if len(f.Category) > 0 {
+			tags = append(tags, f.Category)
+		}
+
 		// @todo make this optional
 		_, err := e.postsService.Save(context.TODO(), &posts.SaveRequest{
 			Id:        id,
@@ -63,11 +73,13 @@ func (e *Feeds) fetch(url string) error {
 				"domain": domain,
 				"link":   item.Link,
 			},
+			Tags: tags,
 		})
 		if err != nil {
 			return err
 		}
 	}
+
 	return nil
 }
 

feeds/handler/feeds.go

@@ -72,19 +72,24 @@ func (e *Feeds) crawl() {
 
 func (e *Feeds) Add(ctx context.Context, req *feeds.AddRequest, rsp *feeds.AddResponse) error {
 	log.Info("Received Feeds.New request")
-	e.feeds.Create(feeds.Feed{
+
-		Name: req.Name,
+	f := feeds.Feed{
-		Url:  req.Url,
+		Name:     req.Name,
-	})
+		Url:      req.Url,
+		Category: req.Category,
+	}
+
+	// create the feed
+	e.feeds.Create(f)
+
+	// schedule immediate fetch
+	go e.fetch(&f)
+
 	return nil
 }
 
 func (e *Feeds) Entries(ctx context.Context, req *feeds.EntriesRequest, rsp *feeds.EntriesResponse) error {
-	log.Info("Received Feeds.New request")
+	log.Info("Received Feeds.Entries request")
-	err := e.fetch(req.Url)
-	if err != nil {
-		return err
-	}
 	return e.entries.Read(e.entriesURLIndex.ToQuery(req.Url), &rsp.Entries)
 }
 
@@ -108,3 +113,24 @@ func (e *Feeds) Remove(ctx context.Context, req *feeds.RemoveRequest, rsp *feeds
 	e.feeds.Delete(model.QueryEquals("name", req.Name))
 	return nil
 }
+
+func (e *Feeds) List(ctx context.Context, req *feeds.ListRequest, rsp *feeds.ListResponse) error {
+	var feeds []*feeds.Feed
+
+	err := e.feeds.Read(model.QueryAll(), &feeds)
+	if err != nil {
+		return errors.InternalServerError("feeds.list", "failed to read list of feeds: %v", err)
+	}
+
+	rsp.Feeds = feeds
+	return nil
+}
+
+func (e *Feeds) Remove(ctx context.Context, req *feeds.RemoveRequest, rsp *feeds.RemoveResponse) error {
+	if len(req.Name) == 0 {
+		return errors.BadRequest("feeds.remove", "blank name provided")
+	}
+
+	e.feeds.Delete(model.QueryEquals("name", req.Name))
+	return nil
+}

feeds/proto/feeds.pb.go

@@ -26,7 +26,9 @@ type Feed struct {
 	Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
 	// rss feed url
 	// eg. http://a16z.com/feed/
-	Url                  string   `protobuf:"bytes,2,opt,name=url,proto3" json:"url,omitempty"`
+	Url string `protobuf:"bytes,2,opt,name=url,proto3" json:"url,omitempty"`
+	// category of the feed
+	Category             string   `protobuf:"bytes,3,opt,name=category,proto3" json:"category,omitempty"`
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
 	XXX_unrecognized     []byte   `json:"-"`
 	XXX_sizecache        int32    `json:"-"`
@@ -71,6 +73,13 @@ func (m *Feed) GetUrl() string {
 	return ""
 }
 
+func (m *Feed) GetCategory() string {
+	if m != nil {
+		return m.Category
+	}
+	return ""
+}
+
 type Entry struct {
 	Id                   string   `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
 	Domain               string   `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
@@ -78,6 +87,7 @@ type Entry struct {
 	Title                string   `protobuf:"bytes,4,opt,name=title,proto3" json:"title,omitempty"`
 	Content              string   `protobuf:"bytes,5,opt,name=content,proto3" json:"content,omitempty"`
 	Date                 int64    `protobuf:"varint,6,opt,name=date,proto3" json:"date,omitempty"`
+	Category             string   `protobuf:"bytes,7,opt,name=category,proto3" json:"category,omitempty"`
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
 	XXX_unrecognized     []byte   `json:"-"`
 	XXX_sizecache        int32    `json:"-"`
@@ -150,13 +160,22 @@ func (m *Entry) GetDate() int64 {
 	return 0
 }
 
+func (m *Entry) GetCategory() string {
+	if m != nil {
+		return m.Category
+	}
+	return ""
+}
+
 type AddRequest struct {
 	// rss feed name
 	// eg. a16z
 	Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
 	// rss feed url
 	// eg. http://a16z.com/feed/
-	Url                  string   `protobuf:"bytes,2,opt,name=url,proto3" json:"url,omitempty"`
+	Url string `protobuf:"bytes,2,opt,name=url,proto3" json:"url,omitempty"`
+	// category to add
+	Category             string   `protobuf:"bytes,3,opt,name=category,proto3" json:"category,omitempty"`
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
 	XXX_unrecognized     []byte   `json:"-"`
 	XXX_sizecache        int32    `json:"-"`
@@ -201,6 +220,13 @@ func (m *AddRequest) GetUrl() string {
 	return ""
 }
 
+func (m *AddRequest) GetCategory() string {
+	if m != nil {
+		return m.Category
+	}
+	return ""
+}
+
 type AddResponse struct {
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
 	XXX_unrecognized     []byte   `json:"-"`
@@ -470,28 +496,29 @@ func init() {
 func init() { proto.RegisterFile("proto/feeds.proto", fileDescriptor_dd517c38176c13bf) }
 
 var fileDescriptor_dd517c38176c13bf = []byte{
-	// 363 bytes of a gzipped FileDescriptorProto
+	// 384 bytes of a gzipped FileDescriptorProto
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 }

feeds/proto/feeds.proto

@@ -18,6 +18,8 @@ message Feed {
 	// rss feed url
 	// eg. http://a16z.com/feed/
 	string url = 2;
+	// category of the feed
+	string category = 3;
 }
 
 message Entry {
@@ -27,6 +29,7 @@ message Entry {
 	string title = 4;
 	string content = 5;
 	int64 date = 6;
+	string category = 7;
 }
 
 message AddRequest {
@@ -36,6 +39,8 @@ message AddRequest {
 	// rss feed url
 	// eg. http://a16z.com/feed/
 	string url = 2;
+	// category to add
+	string category = 3;
 }
 
 message AddResponse {