feat(wopi): implement required rest api as a WOPI host

routers/controllers/file.go

@@ -236,7 +236,7 @@ func GetDocPreview(c *gin.Context) {
 
 	var service explorer.FileIDService
 	if err := c.ShouldBindUri(&service); err == nil {
-		res := service.CreateDocPreviewSession(ctx, c)
+		res := service.CreateDocPreviewSession(ctx, c, true)
 		c.JSON(200, res)
 	} else {
 		c.JSON(200, ErrorResponse(err))

routers/controllers/wopi.go

@@ -0,0 +1,77 @@
+package controllers
+
+import (
+	"context"
+	"github.com/cloudreve/Cloudreve/v3/pkg/serializer"
+	"github.com/cloudreve/Cloudreve/v3/pkg/wopi"
+	"github.com/cloudreve/Cloudreve/v3/service/explorer"
+	"github.com/gin-gonic/gin"
+	"net/http"
+)
+
+// CheckFileInfo Get file info
+func CheckFileInfo(c *gin.Context) {
+	var service explorer.WopiService
+	res, err := service.FileInfo(c)
+	if err != nil {
+		c.Status(http.StatusInternalServerError)
+		c.Header(wopi.ServerErrorHeader, err.Error())
+		return
+	}
+
+	c.JSON(200, res)
+}
+
+// GetFile Get file content
+func GetFile(c *gin.Context) {
+	var service explorer.WopiService
+	err := service.GetFile(c)
+	if err != nil {
+		c.Status(http.StatusInternalServerError)
+		c.Header(wopi.ServerErrorHeader, err.Error())
+		return
+	}
+}
+
+// PutFile Puts file content
+func PutFile(c *gin.Context) {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	service := &explorer.FileIDService{}
+	res := service.PutContent(ctx, c)
+	switch res.Code {
+	case serializer.CodeFileTooLarge:
+		c.Status(http.StatusRequestEntityTooLarge)
+		c.Header(wopi.ServerErrorHeader, res.Error)
+	case serializer.CodeNotFound:
+		c.Status(http.StatusNotFound)
+		c.Header(wopi.ServerErrorHeader, res.Error)
+	case 0:
+		c.Status(http.StatusOK)
+	default:
+		c.Status(http.StatusInternalServerError)
+		c.Header(wopi.ServerErrorHeader, res.Error)
+	}
+}
+
+// ModifyFile Modify file properties
+func ModifyFile(c *gin.Context) {
+	action := c.GetHeader(wopi.OverwriteHeader)
+	switch action {
+	case wopi.MethodLock, wopi.MethodRefreshLock, wopi.MethodUnlock:
+		c.Status(http.StatusOK)
+		return
+	case wopi.MethodRename:
+		var service explorer.WopiService
+		err := service.Rename(c)
+		if err != nil {
+			c.Status(http.StatusInternalServerError)
+			c.Header(wopi.ServerErrorHeader, err.Error())
+			return
+		}
+	default:
+		c.Status(http.StatusNotImplemented)
+		return
+	}
+}