121 lines
3.1 KiB
Go
121 lines
3.1 KiB
Go
package fic
|
|
|
|
import (
|
|
"bufio"
|
|
"crypto/sha1"
|
|
"io"
|
|
"os"
|
|
"path"
|
|
"strings"
|
|
)
|
|
|
|
var FilesDir string
|
|
|
|
type EFile struct {
|
|
Id int64 `json:"id"`
|
|
origin string
|
|
Path string `json:"path"`
|
|
IdExercice int64 `json:"idExercice"`
|
|
Name string `json:"name"`
|
|
Checksum []byte `json:"checksum"`
|
|
Size int64 `json:"size"`
|
|
}
|
|
|
|
func GetFiles() ([]EFile, error) {
|
|
if rows, err := DBQuery("SELECT id_file, id_exercice, origin, path, name, sha1, size FROM exercice_files"); err != nil {
|
|
return nil, err
|
|
} else {
|
|
defer rows.Close()
|
|
|
|
var files = make([]EFile, 0)
|
|
for rows.Next() {
|
|
var f EFile
|
|
if err := rows.Scan(&f.Id, &f.IdExercice, &f.origin, &f.Path, &f.Name, &f.Checksum, &f.Size); err != nil {
|
|
return nil, err
|
|
}
|
|
files = append(files, f)
|
|
}
|
|
if err := rows.Err(); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return files, nil
|
|
}
|
|
}
|
|
|
|
func (e Exercice) GetFiles() ([]EFile, error) {
|
|
if rows, err := DBQuery("SELECT id_file, origin, path, name, sha1, size FROM exercice_files WHERE id_exercice = ?", e.Id); err != nil {
|
|
return nil, err
|
|
} else {
|
|
defer rows.Close()
|
|
|
|
var files = make([]EFile, 0)
|
|
for rows.Next() {
|
|
var f EFile
|
|
f.IdExercice = e.Id
|
|
if err := rows.Scan(&f.Id, &f.origin, &f.Path, &f.Name, &f.Checksum, &f.Size); err != nil {
|
|
return nil, err
|
|
}
|
|
files = append(files, f)
|
|
}
|
|
if err := rows.Err(); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return files, nil
|
|
}
|
|
}
|
|
|
|
func (e Exercice) ImportFile(filePath string, origin string) (EFile, error) {
|
|
if fi, err := os.Stat(filePath); err != nil {
|
|
return EFile{}, err
|
|
} else if fd, err := os.Open(filePath); err != nil {
|
|
return EFile{}, err
|
|
} else {
|
|
defer fd.Close()
|
|
|
|
reader := bufio.NewReader(fd)
|
|
hash := sha1.New()
|
|
if _, err := io.Copy(hash, reader); err != nil {
|
|
return EFile{}, err
|
|
}
|
|
|
|
var result []byte
|
|
return e.AddFile(strings.TrimPrefix(filePath, FilesDir), origin, path.Base(filePath), hash.Sum(result), fi.Size())
|
|
}
|
|
}
|
|
|
|
func (e Exercice) AddFile(path string, origin string, name string, checksum []byte, size int64) (EFile, error) {
|
|
if res, err := DBExec("INSERT INTO exercice_files (id_exercice, origin, path, name, sha1, size) VALUES (?, ?, ?, ?, ?, ?)", e.Id, origin, path, name, checksum, size); err != nil {
|
|
return EFile{}, err
|
|
} else if fid, err := res.LastInsertId(); err != nil {
|
|
return EFile{}, err
|
|
} else {
|
|
return EFile{fid, origin, path, e.Id, name, checksum, size}, nil
|
|
}
|
|
}
|
|
|
|
func (f EFile) Update() (int64, error) {
|
|
if res, err := DBExec("UPDATE exercice_files SET id_exercice = ?, origin = ?, path = ?, name = ?, sha1 = ?, size = ? WHERE id_file = ?", f.IdExercice, f.origin, f.Path, f.Name, f.Checksum, f.Size, f.Id); err != nil {
|
|
return 0, err
|
|
} else if nb, err := res.RowsAffected(); err != nil {
|
|
return 0, err
|
|
} else {
|
|
return nb, err
|
|
}
|
|
}
|
|
|
|
func (f EFile) Delete() (int64, error) {
|
|
if res, err := DBExec("DELETE FROM exercice_files WHERE id_file = ?", f.Id); err != nil {
|
|
return 0, err
|
|
} else if nb, err := res.RowsAffected(); err != nil {
|
|
return 0, err
|
|
} else {
|
|
return nb, err
|
|
}
|
|
}
|
|
|
|
func (f EFile) GetOrigin() (string) {
|
|
return f.origin
|
|
}
|