139 lines
2.9 KiB
Go
139 lines
2.9 KiB
Go
// Copyright (c) 2023 Proton AG
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//
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// This file is part of Proton Mail Bridge.
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//
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// Proton Mail Bridge is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Proton Mail Bridge is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Proton Mail Bridge. If not, see <https://www.gnu.org/licenses/>.
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package bridge
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import (
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"fmt"
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"io"
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"os"
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"path/filepath"
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)
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func moveDir(from, to string) error {
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entries, err := os.ReadDir(from)
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if err != nil {
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return err
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}
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for _, entry := range entries {
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if entry.IsDir() {
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if err := os.Mkdir(filepath.Join(to, entry.Name()), 0o700); err != nil {
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return err
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}
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if err := moveDir(filepath.Join(from, entry.Name()), filepath.Join(to, entry.Name())); err != nil {
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return err
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}
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if err := os.RemoveAll(filepath.Join(from, entry.Name())); err != nil {
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return err
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}
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} else {
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if err := moveFile(filepath.Join(from, entry.Name()), filepath.Join(to, entry.Name())); err != nil {
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return err
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}
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}
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}
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return os.Remove(from)
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}
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func moveFile(from, to string) error {
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if err := os.MkdirAll(filepath.Dir(to), 0o700); err != nil {
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return err
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}
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if err := os.Rename(from, to); err != nil {
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return err
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}
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return nil
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}
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func copyDir(from, to string) error {
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entries, err := os.ReadDir(from)
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if err != nil {
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return err
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}
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if err := createIfNotExists(to, 0o700); err != nil {
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return err
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}
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for _, entry := range entries {
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sourcePath := filepath.Join(from, entry.Name())
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destPath := filepath.Join(to, entry.Name())
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if entry.IsDir() {
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if err := copyDir(sourcePath, destPath); err != nil {
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return err
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}
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} else {
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if err := copyFile(sourcePath, destPath); err != nil {
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return err
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}
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}
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}
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return nil
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}
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func copyFile(srcFile, dstFile string) error {
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out, err := os.Create(filepath.Clean(dstFile))
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defer func(out *os.File) {
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_ = out.Close()
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}(out)
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if err != nil {
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return err
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}
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in, err := os.Open(filepath.Clean(srcFile))
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defer func(in *os.File) {
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_ = in.Close()
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}(in)
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if err != nil {
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return err
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}
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_, err = io.Copy(out, in)
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if err != nil {
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return err
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}
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return nil
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}
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func exists(filePath string) bool {
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if _, err := os.Stat(filePath); os.IsNotExist(err) {
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return false
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}
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return true
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}
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func createIfNotExists(dir string, perm os.FileMode) error {
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if exists(dir) {
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return nil
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}
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if err := os.MkdirAll(dir, perm); err != nil {
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return fmt.Errorf("failed to create directory: '%s', error: '%s'", dir, err.Error())
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}
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return nil
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}
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