Feat: preview shared text/doc file
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parent
68704f8646
commit
0d7c0793b2
4 changed files with 66 additions and 1 deletions
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@ -46,7 +46,7 @@ func PreviewShare(c *gin.Context) {
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defer cancel()
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var service share.SingleFileService
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if err := c.ShouldBindUri(&service); err == nil {
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if err := c.ShouldBindQuery(&service); err == nil {
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res := service.PreviewContent(ctx, c, false)
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// 是否需要重定向
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if res.Code == -301 {
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@ -61,3 +61,32 @@ func PreviewShare(c *gin.Context) {
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c.JSON(200, ErrorResponse(err))
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}
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}
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// PreviewShareText 预览文本文件
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func PreviewShareText(c *gin.Context) {
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// 创建上下文
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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var service share.SingleFileService
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if err := c.ShouldBindQuery(&service); err == nil {
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res := service.PreviewContent(ctx, c, true)
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// 是否有错误发生
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if res.Code != 0 {
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c.JSON(200, res)
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}
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} else {
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c.JSON(200, ErrorResponse(err))
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}
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}
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// GetShareDocPreview 创建分享Office文档预览地址
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func GetShareDocPreview(c *gin.Context) {
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var service share.SingleFileService
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if err := c.ShouldBindQuery(&service); err == nil {
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res := service.CreateDocPreviewSession(c)
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c.JSON(200, res)
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} else {
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c.JSON(200, ErrorResponse(err))
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}
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}
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@ -176,6 +176,10 @@ func InitMasterRouter() *gin.Engine {
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share.POST("download/:id", controllers.GetShareDownload)
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// 预览分享文件
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share.GET("preview/:id", controllers.PreviewShare)
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// 取得Office文档预览地址
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share.GET("doc/:id", controllers.GetShareDocPreview)
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// 获取文本文件内容
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share.GET("content/:id", controllers.PreviewShareText)
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}
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// 需要登录保护的
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@ -128,6 +128,11 @@ func (service *SingleFileService) CreateDocPreviewSession(ctx context.Context, c
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}
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defer fs.Recycle()
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// 如果上下文中已有File对象,则重设目标
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if file, ok := ctx.Value(fsctx.FileModelCtx).(*model.File); ok {
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fs.SetTargetFile(&[]model.File{*file})
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}
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// 获取文件临时下载地址
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downloadURL, err := fs.GetDownloadURL(ctx, service.Path, "doc_preview_timeout")
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if err != nil {
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@ -127,6 +127,33 @@ func (service *SingleFileService) PreviewContent(ctx context.Context, c *gin.Con
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return subService.PreviewContent(ctx, c, isText)
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}
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// CreateDocPreviewSession 创建Office预览会话,返回预览地址
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func (service *SingleFileService) CreateDocPreviewSession(c *gin.Context) serializer.Response {
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user := currentUser(c)
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share := model.GetShareByHashID(c.Param("id"))
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if share == nil || !share.IsAvailable() {
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return serializer.Err(serializer.CodeNotFound, "分享不存在或已被取消", nil)
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}
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if !share.PreviewEnabled {
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return serializer.Err(serializer.CodeNoPermissionErr, "此分享无法预览", nil)
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}
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// 检查用户是否可以下载此分享的文件
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err := CheckBeforeGetShare(share, user, c)
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if err != nil {
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return serializer.Err(serializer.CodeNoPermissionErr, err.Error(), nil)
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}
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// 用于调下层service
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ctx := context.WithValue(context.Background(), fsctx.FileModelCtx, share.GetSource())
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subService := explorer.SingleFileService{
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Path: "",
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}
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return subService.CreateDocPreviewSession(ctx, c)
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}
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// CheckBeforeGetShare 获取分享内容/下载前进行的一系列检查
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func CheckBeforeGetShare(share *model.Share, user *model.User, c *gin.Context) error {
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// 检查用户是否可以下载此分享的文件
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