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filesystem.go
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filesystem.go
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package filesystem
import (
"encoding/json"
"fmt"
"github.com/getevo/evo/v2/lib/gpath"
"github.com/getevo/evo/v2/lib/storage/lib"
"io/fs"
"os"
"path/filepath"
"strings"
"time"
)
type Driver struct {
Dir string
name string
}
func (driver *Driver) SetName(name string) {
driver.name = name
}
func (driver *Driver) Name() string {
return driver.name
}
func (driver *Driver) Type() string {
return "fs"
}
func (driver *Driver) Remove(path string) error {
path = driver.getRealPath(path)
return os.Remove(path)
}
func (driver *Driver) RemoveAll(path string) error {
path = driver.getRealPath(path)
return os.RemoveAll(path)
}
func (driver *Driver) List(path string, recursive ...bool) ([]lib.FileInfo, error) {
path = driver.getRealPath(path)
if len(recursive) == 0 || recursive[0] == false {
f, err := os.Open(path)
if err != nil {
return nil, err
}
list, err := f.Readdir(-1)
f.Close()
if err != nil {
return nil, err
}
var finfo []lib.FileInfo
for _, item := range list {
finfo = append(finfo, lib.NewFileInfo(path+"/"+item.Name(), item.Size(), item.Mode(), item.ModTime(), item.IsDir(), item.Sys(), driver))
}
return finfo, nil
}
var result []lib.FileInfo
err := filepath.Walk(path, func(path string, item os.FileInfo, err error) error {
if err != nil {
return err
}
result = append(result, lib.NewFileInfo(path, item.Size(), item.Mode(), item.ModTime(), item.IsDir(), item.Sys(), driver))
return nil
})
return result, err
}
func (driver *Driver) Search(match string) ([]lib.FileInfo, error) {
var result []lib.FileInfo
match = strings.TrimRight(driver.Dir, "/") + "/" + strings.TrimLeft(match, "/")
var files, err = filepath.Glob(match)
if err != nil {
return result, err
}
for _, item := range files {
f, err := os.Stat(item)
if err != nil {
return result, err
}
result = append(result, lib.NewFileInfo(filepath.Clean(item), f.Size(), f.Mode(), f.ModTime(), f.IsDir(), f.Sys(), driver))
}
return result, err
}
var settings = lib.StorageSettings(`(^(?P<proto>[a-zA-Z]+)://(?P<dir>.*))`)
func (driver *Driver) Init(input string) error {
var params, err = settings.Parse(input)
if err != nil {
return err
}
return driver.SetWorkingDir(params["dir"])
}
func (driver *Driver) SetWorkingDir(path string) error {
path = driver.getRealPath(path)
driver.Dir = path
if !gpath.IsDir(driver.Dir) {
return fmt.Errorf("invalid dir %s", driver.Dir)
}
return nil
}
func (driver *Driver) WorkingDir() string {
return driver.Dir
}
func (driver *Driver) Touch(path string) error {
path = driver.getRealPath(path)
_, err := os.Stat(path)
if os.IsNotExist(err) {
file, err := os.Create(path)
if err != nil {
return err
}
defer file.Close()
} else {
currentTime := time.Now().Local()
err = os.Chtimes(path, currentTime, currentTime)
if err != nil {
return err
}
}
return nil
}
func (driver *Driver) WriteJson(path string, content any) error {
var b, err = json.Marshal(content)
if err != nil {
return err
}
return driver.Write(path, b)
}
func (driver *Driver) Append(path string, content any) error {
path = driver.getRealPath(path)
return gpath.Append(path, content)
}
func (driver *Driver) SetMetadata(path string, meta lib.Metadata) error {
path = driver.getRealPath(path)
return nil
}
func (driver *Driver) GetMetadata(path string) (*lib.Metadata, error) {
var meta = lib.Metadata{}
var stat, err = driver.Stat(path)
if err != nil {
return nil, err
}
meta["name"] = stat.Name()
meta["size"] = fmt.Sprint(stat.Size())
meta["is_dir"] = fmt.Sprint(stat.IsDir())
meta["mode"] = stat.Mode().String()
meta["mod_time"] = fmt.Sprint(stat.ModTime().Unix())
return &meta, nil
}
func (driver *Driver) CopyDir(src, dest string) error {
src = filepath.Join(driver.Dir, src)
dest = filepath.Join(driver.Dir, dest)
return gpath.CopyDir(src, dest)
}
func (driver *Driver) CopyFile(src, dest string) error {
src = filepath.Join(driver.Dir, src)
dest = filepath.Join(driver.Dir, dest)
return gpath.CopyFile(src, dest)
}
func (driver *Driver) Stat(path string) (lib.FileInfo, error) {
path = driver.getRealPath(path)
var stat, err = os.Stat(path)
if err != nil {
return lib.FileInfo{}, err
}
return lib.NewFileInfo(path, stat.Size(), stat.Mode(), stat.ModTime(), stat.IsDir(), stat.Sys(), driver), nil
}
func (driver *Driver) IsFileExists(path string) bool {
return gpath.IsFileExist(path)
}
func (driver *Driver) IsDirExists(path string) bool {
path = driver.getRealPath(path)
return gpath.IsDirExist(path)
}
func (driver *Driver) IsDir(path string) bool {
path = driver.getRealPath(path)
return gpath.IsDir(path)
}
func (driver *Driver) ReadAll(path string) ([]byte, error) {
path = driver.getRealPath(path)
return gpath.ReadFile(path)
}
func (driver *Driver) ReadAllString(path string) (string, error) {
var content, err = driver.ReadAll(path)
return string(content), err
}
func (driver *Driver) Mkdir(path string, perm ...fs.FileMode) error {
path = driver.getRealPath(path)
if len(perm) == 0 {
perm = []fs.FileMode{0755}
}
return os.Mkdir(path, perm[0])
}
func (driver *Driver) MkdirAll(path string, perm ...fs.FileMode) error {
path = driver.getRealPath(path)
if len(perm) == 0 {
perm = []fs.FileMode{0755}
}
return os.MkdirAll(path, perm[0])
}
func (driver *Driver) Write(path string, content any) error {
return gpath.Write(path, content)
}
func (driver *Driver) getRealPath(path string) string {
path, _ = filepath.Abs(filepath.Clean(filepath.Join(driver.Dir, path)))
return path
}