[server] Add basic scaffold for copying files

server/cmd/museum/main.go

@@ -5,6 +5,7 @@ import (
 	"database/sql"
 	b64 "encoding/base64"
 	"fmt"
+	"github.com/ente-io/museum/pkg/controller/file_copy"
 	"net/http"
 	"os"
 	"os/signal"
@@ -389,9 +390,11 @@ func main() {
 		timeout.WithHandler(healthCheckHandler.PingDBStats),
 		timeout.WithResponse(timeOutResponse),
 	))
+	fileCopyCtrl := &file_copy.FileCopyController{FileController: fileController, CollectionCtrl: collectionController, S3Config: s3Config}
 
 	fileHandler := &api.FileHandler{
-		Controller: fileController,
+		Controller:   fileController,
+		FileCopyCtrl: fileCopyCtrl,
 	}
 	privateAPI.GET("/files/upload-urls", fileHandler.GetUploadURLs)
 	privateAPI.GET("/files/multipart-upload-urls", fileHandler.GetMultipartUploadURLs)
@@ -400,6 +403,7 @@ func main() {
 	privateAPI.GET("/files/preview/:fileID", fileHandler.GetThumbnail)
 	privateAPI.GET("/files/preview/v2/:fileID", fileHandler.GetThumbnail)
 	privateAPI.POST("/files", fileHandler.CreateOrUpdate)
+	privateAPI.POST("/files/copy", fileHandler.CopyFiles)
 	privateAPI.PUT("/files/update", fileHandler.Update)
 	privateAPI.POST("/files/trash", fileHandler.Trash)
 	privateAPI.POST("/files/size", fileHandler.GetSize)

server/pkg/api/file.go

@@ -1,6 +1,7 @@
 package api
 
 import (
+	"github.com/ente-io/museum/pkg/controller/file_copy"
 	"net/http"
 	"os"
 	"strconv"
@@ -20,7 +21,8 @@ import (
 
 // FileHandler exposes request handlers for all encrypted file related requests
 type FileHandler struct {
-	Controller *controller.FileController
+	Controller   *controller.FileController
+	FileCopyCtrl *file_copy.FileCopyController
 }
 
 // DefaultMaxBatchSize is the default maximum API batch size unless specified otherwise
@@ -58,6 +60,21 @@ func (h *FileHandler) CreateOrUpdate(c *gin.Context) {
 	c.JSON(http.StatusOK, response)
 }
 
+// CopyFiles copies files that are owned by another user
+func (h *FileHandler) CopyFiles(c *gin.Context) {
+	var req ente.CopyFileSyncRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		handler.Error(c, stacktrace.Propagate(err, ""))
+		return
+	}
+	response, err := h.FileCopyCtrl.CopyFiles(c, req)
+	if err != nil {
+		handler.Error(c, stacktrace.Propagate(err, ""))
+		return
+	}
+	c.JSON(http.StatusOK, response)
+}
+
 // Update updates already existing file
 func (h *FileHandler) Update(c *gin.Context) {
 	enteApp := auth.GetApp(c)

server/pkg/controller/collection.go

@@ -464,7 +464,7 @@ func (c *CollectionController) isRemoveAllowed(ctx *gin.Context, actorUserID int
 	return nil
 }
 
-func (c *CollectionController) isCopyAllowed(ctx *gin.Context, actorUserID int64, req ente.CopyFileSyncRequest) error {
+func (c *CollectionController) IsCopyAllowed(ctx *gin.Context, actorUserID int64, req ente.CopyFileSyncRequest) error {
 	// verify that srcCollectionID is accessible by actorUserID
 	if _, err := c.AccessCtrl.GetCollection(ctx, &access.GetCollectionParams{
 		CollectionID: req.SrcCollectionID,

server/pkg/controller/file_copy/file_copy.go

@@ -0,0 +1,25 @@
+package file_copy
+
+import (
+	"github.com/ente-io/museum/ente"
+	"github.com/ente-io/museum/pkg/controller"
+	"github.com/ente-io/museum/pkg/utils/auth"
+	"github.com/ente-io/museum/pkg/utils/s3config"
+	"github.com/gin-gonic/gin"
+)
+
+type FileCopyController struct {
+	S3Config       *s3config.S3Config
+	FileController *controller.FileController
+	CollectionCtrl *controller.CollectionController
+}
+
+func (fc *FileCopyController) CopyFiles(c *gin.Context, req ente.CopyFileSyncRequest) (interface{}, error) {
+	userID := auth.GetUserID(c.Request.Header)
+	err := fc.CollectionCtrl.IsCopyAllowed(c, userID, req)
+	if err != nil {
+		return nil, err
+	}
+	return nil, ente.NewInternalError("yet to implement actual copy")
+
+}