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miniflux/storage/session.go
Frédéric Guillot 8ffb773f43 First commit
2017-11-19 22:01:46 -08:00

125 lines
3.1 KiB
Go

// Copyright 2017 Frédéric Guillot. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package storage
import (
"database/sql"
"fmt"
"github.com/miniflux/miniflux2/helper"
"github.com/miniflux/miniflux2/model"
)
func (s *Storage) GetSessions(userID int64) (model.Sessions, error) {
query := `SELECT id, user_id, token, created_at, user_agent, ip FROM sessions WHERE user_id=$1 ORDER BY id DESC`
rows, err := s.db.Query(query, userID)
if err != nil {
return nil, fmt.Errorf("unable to fetch sessions: %v", err)
}
defer rows.Close()
var sessions model.Sessions
for rows.Next() {
var session model.Session
err := rows.Scan(
&session.ID,
&session.UserID,
&session.Token,
&session.CreatedAt,
&session.UserAgent,
&session.IP,
)
if err != nil {
return nil, fmt.Errorf("unable to fetch session row: %v", err)
}
sessions = append(sessions, &session)
}
return sessions, nil
}
func (s *Storage) CreateSession(username, userAgent, ip string) (sessionID string, err error) {
var userID int64
err = s.db.QueryRow("SELECT id FROM users WHERE username = $1", username).Scan(&userID)
if err != nil {
return "", fmt.Errorf("unable to fetch UserID: %v", err)
}
token := helper.GenerateRandomString(64)
query := "INSERT INTO sessions (token, user_id, user_agent, ip) VALUES ($1, $2, $3, $4)"
_, err = s.db.Exec(query, token, userID, userAgent, ip)
if err != nil {
return "", fmt.Errorf("unable to create session: %v", err)
}
s.SetLastLogin(userID)
return token, nil
}
func (s *Storage) GetSessionByToken(token string) (*model.Session, error) {
var session model.Session
query := "SELECT id, user_id, token, created_at, user_agent, ip FROM sessions WHERE token = $1"
err := s.db.QueryRow(query, token).Scan(
&session.ID,
&session.UserID,
&session.Token,
&session.CreatedAt,
&session.UserAgent,
&session.IP,
)
if err == sql.ErrNoRows {
return nil, fmt.Errorf("session not found: %s", token)
} else if err != nil {
return nil, fmt.Errorf("unable to fetch session: %v", err)
}
return &session, nil
}
func (s *Storage) RemoveSessionByToken(userID int64, token string) error {
result, err := s.db.Exec(`DELETE FROM sessions WHERE user_id=$1 AND token=$2`, userID, token)
if err != nil {
return fmt.Errorf("unable to remove this session: %v", err)
}
count, err := result.RowsAffected()
if err != nil {
return fmt.Errorf("unable to remove this session: %v", err)
}
if count != 1 {
return fmt.Errorf("nothing has been removed")
}
return nil
}
func (s *Storage) RemoveSessionByID(userID, sessionID int64) error {
result, err := s.db.Exec(`DELETE FROM sessions WHERE user_id=$1 AND id=$2`, userID, sessionID)
if err != nil {
return fmt.Errorf("unable to remove this session: %v", err)
}
count, err := result.RowsAffected()
if err != nil {
return fmt.Errorf("unable to remove this session: %v", err)
}
if count != 1 {
return fmt.Errorf("nothing has been removed")
}
return nil
}
func (s *Storage) FlushAllSessions() (err error) {
_, err = s.db.Exec(`delete from sessions`)
return
}