fix: lots of little cleanups here & there

api/handlers/datasets.go

@@ -61,6 +61,17 @@ func (h *DatasetHandlers) DatasetHandler(w http.ResponseWriter, r *http.Request)
 	}
 }
 
+func (h *DatasetHandlers) InitDatasetHandler(w http.ResponseWriter, r *http.Request) {
+	switch r.Method {
+	case "OPTIONS":
+		util.EmptyOkHandler(w, r)
+	case "POST":
+		h.initDatasetHandler(w, r)
+	default:
+		util.NotFoundHandler(w, r)
+	}
+}
+
 func (h *DatasetHandlers) StructuredDataHandler(w http.ResponseWriter, r *http.Request) {
 	switch r.Method {
 	case "OPTIONS":
@@ -134,7 +145,7 @@ func (h *DatasetHandlers) saveDatasetHandler(w http.ResponseWriter, r *http.Requ
 	case "application/json":
 		h.saveStructureHandler(w, r)
 	default:
-		h.initDatasetFileHandler(w, r)
+		h.initDatasetHandler(w, r)
 	}
 }
 
@@ -178,21 +189,28 @@ func (h *DatasetHandlers) saveStructureHandler(w http.ResponseWriter, r *http.Re
 	util.WriteResponse(w, res)
 }
 
-func (h *DatasetHandlers) initDatasetFileHandler(w http.ResponseWriter, r *http.Request) {
-	var f cafs.File
-	infile, header, err := r.FormFile("file")
-	if err != nil && err != http.ErrMissingFile {
-		util.WriteErrResponse(w, http.StatusBadRequest, err)
-		return
+func (h *DatasetHandlers) initDatasetHandler(w http.ResponseWriter, r *http.Request) {
+	p := &core.InitDatasetParams{}
+	if r.Header.Get("Content-Type") == "application/json" {
+		json.NewDecoder(r.Body).Decode(p)
 	} else {
-		f = memfs.NewMemfileReader(header.Filename, infile)
-	}
+		var f cafs.File
+		infile, header, err := r.FormFile("file")
+		if err != nil && err != http.ErrMissingFile {
+			util.WriteErrResponse(w, http.StatusBadRequest, err)
+			return
+		} else {
+			f = memfs.NewMemfileReader(header.Filename, infile)
+		}
 
-	p := &core.InitDatasetParams{
-		Url:  r.FormValue("url"),
-		Name: r.FormValue("name"),
-		Data: f,
+		p = &core.InitDatasetParams{
+			Url:          r.FormValue("url"),
+			Name:         r.FormValue("name"),
+			DataFilename: header.Filename,
+			Data:         f,
+		}
 	}
+
 	res := &repo.DatasetRef{}
 	if err := h.InitDataset(p, res); err != nil {
 		h.log.Infof("error initializing dataset: %s", err.Error())
@@ -254,9 +272,17 @@ func (h *DatasetHandlers) getStructuredDataHandler(w http.ResponseWriter, r *htt
 }
 
 func (h *DatasetHandlers) addDatasetHandler(w http.ResponseWriter, r *http.Request) {
-	p := &core.AddParams{
-		Name: r.URL.Query().Get("name"),
-		Hash: r.URL.Path[len("/add/"):],
+	p := &core.AddParams{}
+	if r.Header.Get("Content-Type") == "application/json" {
+		if err := json.NewDecoder(r.Body).Decode(p); err != nil {
+			util.WriteErrResponse(w, http.StatusBadRequest, err)
+			return
+		}
+	} else {
+		p = &core.AddParams{
+			Name: r.URL.Query().Get("name"),
+			Hash: r.URL.Path[len("/add/"):],
+		}
 	}
 
 	res := &repo.DatasetRef{}

api/server.go

@@ -138,6 +138,7 @@ func NewServerRoutes(s *Server) *http.ServeMux {
 	m.Handle("/datasets", s.middleware(dsh.DatasetsHandler))
 	m.Handle("/datasets/", s.middleware(dsh.DatasetHandler))
 	m.Handle("/add/", s.middleware(dsh.AddDatasetHandler))
+	m.Handle("/init/", s.middleware(dsh.InitDatasetHandler))
 	m.Handle("/data/ipfs/", s.middleware(dsh.StructuredDataHandler))
 	m.Handle("/download/", s.middleware(dsh.ZipDatasetHandler))
 

cmd/export.go

@@ -2,10 +2,10 @@ package cmd
 
 import (
 	"fmt"
-	"github.com/ipfs/go-datastore"
 	"io"
 	"os"
 
+	"github.com/ipfs/go-datastore"
 	"github.com/qri-io/dataset/dsfs"
 	"github.com/qri-io/dataset/dsutil"
 	"github.com/qri-io/qri/core"
@@ -31,7 +31,6 @@ var exportCmd = &cobra.Command{
 
 		r := GetRepo(false)
 		store := GetIpfsFilestore(false)
-
 		req := core.NewDatasetRequests(store, r)
 
 		p := &core.GetDatasetParams{
@@ -44,8 +43,6 @@ var exportCmd = &cobra.Command{
 
 		ds := res.Dataset
 
-		// ds, err := FindDataset(r, store, args[0])
-
 		if cmd.Flag("data-only").Value.String() == "true" {
 			src, err := dsfs.LoadData(store, ds)
 			ExitIfErr(err)

core/dataset_update.go

@@ -71,7 +71,20 @@ func (r *DatasetRequests) Update(commit *Commit, ref *repo.DatasetRef) error {
 		return fmt.Errorf("error saving dataset: %s", err.Error())
 	}
 
+	name, err := r.repo.GetName(commit.Prev)
+	if err != nil {
+		return err
+	}
+
+	if err := r.repo.DeleteName(name); err != nil {
+		return err
+	}
+	if err := r.repo.PutName(name, dspath); err != nil {
+		return err
+	}
+
 	*ref = repo.DatasetRef{
+		Name:    name,
 		Path:    dspath,
 		Dataset: ds,
 	}

repo/fs/namestore.go

@@ -110,7 +110,6 @@ func (n Namestore) Namespace(limit, offset int) ([]*repo.DatasetRef, error) {
 
 	i := -1
 	added := 0
-	limit = len(names)
 	res := make([]*repo.DatasetRef, limit)
 	for name, path := range names {
 		i++