589 lines
13 KiB
Go
589 lines
13 KiB
Go
// Copyright 2017 Frédéric Guillot. All rights reserved.
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// Use of this source code is governed by the Apache 2.0
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// license that can be found in the LICENSE file.
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package storage // import "miniflux.app/storage"
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import (
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"database/sql"
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"fmt"
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"runtime"
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"strings"
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"miniflux.app/logger"
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"miniflux.app/model"
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"github.com/lib/pq"
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"golang.org/x/crypto/bcrypt"
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)
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// CountUsers returns the total number of users.
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func (s *Storage) CountUsers() int {
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var result int
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err := s.db.QueryRow(`SELECT count(*) FROM users`).Scan(&result)
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if err != nil {
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return 0
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}
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return result
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}
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// SetLastLogin updates the last login date of a user.
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func (s *Storage) SetLastLogin(userID int64) error {
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query := `UPDATE users SET last_login_at=now() WHERE id=$1`
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_, err := s.db.Exec(query, userID)
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if err != nil {
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return fmt.Errorf(`store: unable to update last login date: %v`, err)
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}
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return nil
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}
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// UserExists checks if a user exists by using the given username.
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func (s *Storage) UserExists(username string) bool {
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var result bool
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s.db.QueryRow(`SELECT true FROM users WHERE username=LOWER($1)`, username).Scan(&result)
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return result
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}
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// AnotherUserExists checks if another user exists with the given username.
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func (s *Storage) AnotherUserExists(userID int64, username string) bool {
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var result bool
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s.db.QueryRow(`SELECT true FROM users WHERE id != $1 AND username=LOWER($2)`, userID, username).Scan(&result)
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return result
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}
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// CreateUser creates a new user.
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func (s *Storage) CreateUser(userCreationRequest *model.UserCreationRequest) (*model.User, error) {
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var hashedPassword string
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if userCreationRequest.Password != "" {
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var err error
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hashedPassword, err = hashPassword(userCreationRequest.Password)
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if err != nil {
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return nil, err
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}
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}
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query := `
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INSERT INTO users
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(username, password, is_admin, google_id, openid_connect_id)
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VALUES
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(LOWER($1), $2, $3, $4, $5)
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RETURNING
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id,
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username,
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is_admin,
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language,
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theme,
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timezone,
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entry_direction,
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entries_per_page,
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keyboard_shortcuts,
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show_reading_time,
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entry_swipe,
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stylesheet,
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google_id,
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openid_connect_id
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`
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tx, err := s.db.Begin()
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if err != nil {
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return nil, fmt.Errorf(`store: unable to start transaction: %v`, err)
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}
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var user model.User
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err = tx.QueryRow(
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query,
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userCreationRequest.Username,
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hashedPassword,
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userCreationRequest.IsAdmin,
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userCreationRequest.GoogleID,
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userCreationRequest.OpenIDConnectID,
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).Scan(
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&user.ID,
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&user.Username,
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&user.IsAdmin,
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&user.Language,
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&user.Theme,
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&user.Timezone,
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&user.EntryDirection,
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&user.EntriesPerPage,
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&user.KeyboardShortcuts,
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&user.ShowReadingTime,
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&user.EntrySwipe,
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&user.Stylesheet,
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&user.GoogleID,
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&user.OpenIDConnectID,
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)
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if err != nil {
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tx.Rollback()
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return nil, fmt.Errorf(`store: unable to create user: %v`, err)
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}
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_, err = tx.Exec(`INSERT INTO categories (user_id, title) VALUES ($1, $2)`, user.ID, "All")
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if err != nil {
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tx.Rollback()
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return nil, fmt.Errorf(`store: unable to create user default category: %v`, err)
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}
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_, err = tx.Exec(`INSERT INTO integrations (user_id) VALUES ($1)`, user.ID)
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if err != nil {
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tx.Rollback()
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return nil, fmt.Errorf(`store: unable to create integration row: %v`, err)
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}
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if err := tx.Commit(); err != nil {
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return nil, fmt.Errorf(`store: unable to commit transaction: %v`, err)
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}
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return &user, nil
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}
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// UpdateUser updates a user.
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func (s *Storage) UpdateUser(user *model.User) error {
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if user.Password != "" {
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hashedPassword, err := hashPassword(user.Password)
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if err != nil {
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return err
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}
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query := `
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UPDATE users SET
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username=LOWER($1),
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password=$2,
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is_admin=$3,
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theme=$4,
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language=$5,
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timezone=$6,
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entry_direction=$7,
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entries_per_page=$8,
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keyboard_shortcuts=$9,
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show_reading_time=$10,
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entry_swipe=$11,
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stylesheet=$12,
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google_id=$13,
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openid_connect_id=$14
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WHERE
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id=$15
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`
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_, err = s.db.Exec(
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query,
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user.Username,
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hashedPassword,
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user.IsAdmin,
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user.Theme,
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user.Language,
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user.Timezone,
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user.EntryDirection,
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user.EntriesPerPage,
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user.KeyboardShortcuts,
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user.ShowReadingTime,
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user.EntrySwipe,
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user.Stylesheet,
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user.GoogleID,
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user.OpenIDConnectID,
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user.ID,
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)
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if err != nil {
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return fmt.Errorf(`store: unable to update user: %v`, err)
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}
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} else {
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query := `
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UPDATE users SET
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username=LOWER($1),
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is_admin=$2,
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theme=$3,
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language=$4,
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timezone=$5,
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entry_direction=$6,
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entries_per_page=$7,
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keyboard_shortcuts=$8,
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show_reading_time=$9,
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entry_swipe=$10,
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stylesheet=$11,
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google_id=$12,
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openid_connect_id=$13
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WHERE
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id=$14
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`
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_, err := s.db.Exec(
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query,
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user.Username,
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user.IsAdmin,
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user.Theme,
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user.Language,
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user.Timezone,
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user.EntryDirection,
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user.EntriesPerPage,
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user.KeyboardShortcuts,
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user.ShowReadingTime,
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user.EntrySwipe,
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user.Stylesheet,
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user.GoogleID,
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user.OpenIDConnectID,
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user.ID,
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)
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if err != nil {
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return fmt.Errorf(`store: unable to update user: %v`, err)
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}
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}
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return nil
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}
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// UserLanguage returns the language of the given user.
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func (s *Storage) UserLanguage(userID int64) (language string) {
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err := s.db.QueryRow(`SELECT language FROM users WHERE id = $1`, userID).Scan(&language)
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if err != nil {
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return "en_US"
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}
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return language
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}
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// UserByID finds a user by the ID.
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func (s *Storage) UserByID(userID int64) (*model.User, error) {
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query := `
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SELECT
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id,
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username,
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is_admin,
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theme,
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language,
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timezone,
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entry_direction,
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entries_per_page,
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keyboard_shortcuts,
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show_reading_time,
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entry_swipe,
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last_login_at,
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stylesheet,
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google_id,
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openid_connect_id
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FROM
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users
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WHERE
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id = $1
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`
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return s.fetchUser(query, userID)
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}
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// UserByUsername finds a user by the username.
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func (s *Storage) UserByUsername(username string) (*model.User, error) {
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query := `
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SELECT
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id,
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username,
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is_admin,
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theme,
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language,
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timezone,
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entry_direction,
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entries_per_page,
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keyboard_shortcuts,
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show_reading_time,
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entry_swipe,
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last_login_at,
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stylesheet,
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google_id,
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openid_connect_id
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FROM
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users
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WHERE
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username=LOWER($1)
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`
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return s.fetchUser(query, username)
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}
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// UserByField finds a user by a field value.
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func (s *Storage) UserByField(field, value string) (*model.User, error) {
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query := `
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SELECT
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id,
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username,
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is_admin,
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theme,
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language,
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timezone,
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entry_direction,
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entries_per_page,
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keyboard_shortcuts,
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show_reading_time,
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entry_swipe,
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last_login_at,
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stylesheet,
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google_id,
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openid_connect_id
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FROM
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users
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WHERE
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%s=$1
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`
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return s.fetchUser(fmt.Sprintf(query, pq.QuoteIdentifier(field)), value)
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}
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// AnotherUserWithFieldExists returns true if a user has the value set for the given field.
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func (s *Storage) AnotherUserWithFieldExists(userID int64, field, value string) bool {
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var result bool
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s.db.QueryRow(fmt.Sprintf(`SELECT true FROM users WHERE id <> $1 AND %s=$2`, pq.QuoteIdentifier(field)), userID, value).Scan(&result)
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return result
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}
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// UserByAPIKey returns a User from an API Key.
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func (s *Storage) UserByAPIKey(token string) (*model.User, error) {
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query := `
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SELECT
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u.id,
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u.username,
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u.is_admin,
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u.theme,
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u.language,
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u.timezone,
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u.entry_direction,
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u.entries_per_page,
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u.keyboard_shortcuts,
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u.show_reading_time,
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u.entry_swipe,
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u.last_login_at,
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u.stylesheet,
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u.google_id,
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u.openid_connect_id
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FROM
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users u
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LEFT JOIN
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api_keys ON api_keys.user_id=u.id
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WHERE
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api_keys.token = $1
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`
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return s.fetchUser(query, token)
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}
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func (s *Storage) fetchUser(query string, args ...interface{}) (*model.User, error) {
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var user model.User
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err := s.db.QueryRow(query, args...).Scan(
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&user.ID,
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&user.Username,
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&user.IsAdmin,
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&user.Theme,
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&user.Language,
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&user.Timezone,
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&user.EntryDirection,
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&user.EntriesPerPage,
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&user.KeyboardShortcuts,
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&user.ShowReadingTime,
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&user.EntrySwipe,
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&user.LastLoginAt,
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&user.Stylesheet,
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&user.GoogleID,
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&user.OpenIDConnectID,
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)
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if err == sql.ErrNoRows {
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return nil, nil
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} else if err != nil {
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return nil, fmt.Errorf(`store: unable to fetch user: %v`, err)
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}
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return &user, nil
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}
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// RemoveUser deletes a user.
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func (s *Storage) RemoveUser(userID int64) error {
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tx, err := s.db.Begin()
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if err != nil {
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return fmt.Errorf(`store: unable to start transaction: %v`, err)
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}
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if _, err := tx.Exec(`DELETE FROM users WHERE id=$1`, userID); err != nil {
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tx.Rollback()
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return fmt.Errorf(`store: unable to remove user #%d: %v`, userID, err)
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}
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if _, err := tx.Exec(`DELETE FROM integrations WHERE user_id=$1`, userID); err != nil {
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tx.Rollback()
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return fmt.Errorf(`store: unable to remove integration settings for user #%d: %v`, userID, err)
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}
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if err := tx.Commit(); err != nil {
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return fmt.Errorf(`store: unable to commit transaction: %v`, err)
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}
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return nil
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}
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// RemoveUserAsync deletes user data without locking the database.
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func (s *Storage) RemoveUserAsync(userID int64) {
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go func() {
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deleteUserFeeds(s.db, userID)
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s.db.Exec(`DELETE FROM users WHERE id=$1`, userID)
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s.db.Exec(`DELETE FROM integrations WHERE user_id=$1`, userID)
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logger.Debug(`[MASS DELETE] User #%d has been deleted (%d GoRoutines)`, userID, runtime.NumGoroutine())
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}()
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}
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// Users returns all users.
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func (s *Storage) Users() (model.Users, error) {
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query := `
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SELECT
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id,
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username,
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is_admin,
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theme,
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language,
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timezone,
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entry_direction,
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entries_per_page,
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keyboard_shortcuts,
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show_reading_time,
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entry_swipe,
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last_login_at,
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stylesheet,
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google_id,
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openid_connect_id
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FROM
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users
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ORDER BY username ASC
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`
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rows, err := s.db.Query(query)
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if err != nil {
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return nil, fmt.Errorf(`store: unable to fetch users: %v`, err)
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}
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defer rows.Close()
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var users model.Users
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for rows.Next() {
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var user model.User
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err := rows.Scan(
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&user.ID,
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&user.Username,
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&user.IsAdmin,
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&user.Theme,
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&user.Language,
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&user.Timezone,
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&user.EntryDirection,
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&user.EntriesPerPage,
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&user.KeyboardShortcuts,
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&user.ShowReadingTime,
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&user.EntrySwipe,
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&user.LastLoginAt,
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&user.Stylesheet,
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&user.GoogleID,
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&user.OpenIDConnectID,
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)
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if err != nil {
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return nil, fmt.Errorf(`store: unable to fetch users row: %v`, err)
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}
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users = append(users, &user)
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}
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return users, nil
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}
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// CheckPassword validate the hashed password.
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func (s *Storage) CheckPassword(username, password string) error {
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var hash string
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username = strings.ToLower(username)
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err := s.db.QueryRow("SELECT password FROM users WHERE username=$1", username).Scan(&hash)
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if err == sql.ErrNoRows {
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return fmt.Errorf(`store: unable to find this user: %s`, username)
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} else if err != nil {
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return fmt.Errorf(`store: unable to fetch user: %v`, err)
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}
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if err := bcrypt.CompareHashAndPassword([]byte(hash), []byte(password)); err != nil {
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return fmt.Errorf(`store: invalid password for "%s" (%v)`, username, err)
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}
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return nil
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}
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// HasPassword returns true if the given user has a password defined.
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func (s *Storage) HasPassword(userID int64) (bool, error) {
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var result bool
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query := `SELECT true FROM users WHERE id=$1 AND password <> ''`
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err := s.db.QueryRow(query, userID).Scan(&result)
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if err == sql.ErrNoRows {
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return false, nil
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} else if err != nil {
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return false, fmt.Errorf(`store: unable to execute query: %v`, err)
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}
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if result {
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return true, nil
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}
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return false, nil
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}
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func hashPassword(password string) (string, error) {
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bytes, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
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return string(bytes), err
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}
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func deleteUserFeeds(db *sql.DB, userID int64) {
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query := `SELECT id FROM feeds WHERE user_id=$1`
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rows, err := db.Query(query, userID)
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if err != nil {
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logger.Error(`store: unable to get user feeds: %v`, err)
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return
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}
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defer rows.Close()
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var feedIDs []int64
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for rows.Next() {
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var feedID int64
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rows.Scan(&feedID)
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feedIDs = append(feedIDs, feedID)
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}
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worker := func(jobs <-chan int64, results chan<- bool) {
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for feedID := range jobs {
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logger.Debug(`[MASS DELETE] Deleting feed #%d for user #%d (%d GoRoutines)`, feedID, userID, runtime.NumGoroutine())
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deleteUserEntries(db, userID, feedID)
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db.Exec(`DELETE FROM feeds WHERE id=$1`, feedID)
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results <- true
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}
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}
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numJobs := len(feedIDs)
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jobs := make(chan int64, numJobs)
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results := make(chan bool, numJobs)
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for w := 0; w < 2; w++ {
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go worker(jobs, results)
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}
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for j := 0; j < numJobs; j++ {
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jobs <- feedIDs[j]
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}
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close(jobs)
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for a := 1; a <= numJobs; a++ {
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<-results
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}
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}
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func deleteUserEntries(db *sql.DB, userID int64, feedID int64) {
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rows, err := db.Query(`SELECT id FROM entries WHERE user_id=$1 AND feed_id=$2`, userID, feedID)
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if err != nil {
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logger.Error(`store: unable to get user feed entries: %v`, err)
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return
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}
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defer rows.Close()
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for rows.Next() {
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var entryID int64
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rows.Scan(&entryID)
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logger.Debug(`[MASS DELETE] Deleting entry #%d for user #%d (%d GoRoutines)`, entryID, userID, runtime.NumGoroutine())
|
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|
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db.Exec(`DELETE FROM enclosures WHERE entry_id=$1 AND user_id=$2`, entryID, userID)
|
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db.Exec(`DELETE FROM entries WHERE id=$1 AND user_id=$2`, entryID, userID)
|
|
}
|
|
}
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