/
folder.go
144 lines (119 loc) · 4.27 KB
/
folder.go
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package file
import (
"context"
"fmt"
"path/filepath"
"strings"
"time"
"github.com/stashapp/stash/pkg/logger"
"github.com/stashapp/stash/pkg/models"
)
// GetOrCreateFolderHierarchy gets the folder for the given path, or creates a folder hierarchy for the given path if one if no existing folder is found.
// Does not create any folders in the file system
func GetOrCreateFolderHierarchy(ctx context.Context, fc models.FolderFinderCreator, path string) (*models.Folder, error) {
// get or create folder hierarchy
folder, err := fc.FindByPath(ctx, path)
if err != nil {
return nil, err
}
if folder == nil {
parentPath := filepath.Dir(path)
parent, err := GetOrCreateFolderHierarchy(ctx, fc, parentPath)
if err != nil {
return nil, err
}
now := time.Now()
folder = &models.Folder{
Path: path,
ParentFolderID: &parent.ID,
DirEntry: models.DirEntry{
// leave mod time empty for now - it will be updated when the folder is scanned
},
CreatedAt: now,
UpdatedAt: now,
}
if err = fc.Create(ctx, folder); err != nil {
return nil, fmt.Errorf("creating folder %s: %w", path, err)
}
}
return folder, nil
}
func transferZipHierarchy(ctx context.Context, folderStore models.FolderReaderWriter, files models.FileFinderUpdater, zipFileID models.FileID, oldPath string, newPath string) error {
if err := transferZipFolderHierarchy(ctx, folderStore, zipFileID, oldPath, newPath); err != nil {
return fmt.Errorf("moving folder hierarchy for file %s: %w", oldPath, err)
}
if err := transferZipFileEntries(ctx, folderStore, files, zipFileID, oldPath, newPath); err != nil {
return fmt.Errorf("moving zip file contents for file %s: %w", oldPath, err)
}
return nil
}
// transferZipFolderHierarchy creates the folder hierarchy for zipFileID under newPath, and removes
// ZipFileID from folders under oldPath.
func transferZipFolderHierarchy(ctx context.Context, folderStore models.FolderReaderWriter, zipFileID models.FileID, oldPath string, newPath string) error {
zipFolders, err := folderStore.FindByZipFileID(ctx, zipFileID)
if err != nil {
return err
}
for _, oldFolder := range zipFolders {
oldZfPath := oldFolder.Path
// sanity check - ignore folders which aren't under oldPath
if !strings.HasPrefix(oldZfPath, oldPath) {
continue
}
relZfPath, err := filepath.Rel(oldPath, oldZfPath)
if err != nil {
return err
}
newZfPath := filepath.Join(newPath, relZfPath)
newFolder, err := GetOrCreateFolderHierarchy(ctx, folderStore, newZfPath)
if err != nil {
return err
}
// add ZipFileID to new folder
logger.Debugf("adding zip file %s to folder %s", zipFileID, newFolder.Path)
newFolder.ZipFileID = &zipFileID
if err = folderStore.Update(ctx, newFolder); err != nil {
return err
}
// remove ZipFileID from old folder
logger.Debugf("removing zip file %s from folder %s", zipFileID, oldFolder.Path)
oldFolder.ZipFileID = nil
if err = folderStore.Update(ctx, oldFolder); err != nil {
return err
}
}
return nil
}
func transferZipFileEntries(ctx context.Context, folders models.FolderFinderCreator, files models.FileFinderUpdater, zipFileID models.FileID, oldPath, newPath string) error {
// move contained files if file is a zip file
zipFiles, err := files.FindByZipFileID(ctx, zipFileID)
if err != nil {
return fmt.Errorf("finding contained files in file %s: %w", oldPath, err)
}
for _, zf := range zipFiles {
zfBase := zf.Base()
oldZfPath := zfBase.Path
oldZfDir := filepath.Dir(oldZfPath)
// sanity check - ignore files which aren't under oldPath
if !strings.HasPrefix(oldZfPath, oldPath) {
continue
}
relZfDir, err := filepath.Rel(oldPath, oldZfDir)
if err != nil {
return fmt.Errorf("moving contained file %s: %w", zfBase.ID, err)
}
newZfDir := filepath.Join(newPath, relZfDir)
// folder should have been created by transferZipFolderHierarchy
newZfFolder, err := GetOrCreateFolderHierarchy(ctx, folders, newZfDir)
if err != nil {
return fmt.Errorf("getting or creating folder hierarchy: %w", err)
}
// update file parent folder
zfBase.ParentFolderID = newZfFolder.ID
logger.Debugf("moving %s to folder %s", zfBase.Path, newZfFolder.Path)
if err := files.Update(ctx, zf); err != nil {
return fmt.Errorf("updating file %s: %w", oldZfPath, err)
}
}
return nil
}