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/*
* Copyright (c) 2013-2017, Jeremy Bingham (<jeremy@goiardi.gl>)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package user
import (
"database/sql"
"github.com/ctdk/goiardi/config"
"github.com/ctdk/goiardi/datastore"
"log"
)
func checkForUserSQL(dbhandle datastore.Dbhandle, name string) (bool, error) {
_, err := datastore.CheckForOne(dbhandle, "users", name)
if err == nil {
return true, nil
}
if err != sql.ErrNoRows {
return false, err
}
return false, nil
}
func (u *User) fillUserFromSQL(row datastore.ResRow) error {
var email sql.NullString
err := row.Scan(&u.Username, &u.Name, &u.Admin, &u.pubKey, &email, &u.passwd, &u.salt)
if err != nil {
return err
}
if !email.Valid {
u.Email = ""
} else {
u.Email = email.String
}
return nil
}
func getUserSQL(name string) (*User, error) {
user := new(User)
var sqlStatement string
if config.Config.UseMySQL {
sqlStatement = "select name, displayname, admin, public_key, email, passwd, salt FROM users WHERE name = ?"
} else if config.Config.UsePostgreSQL {
sqlStatement = "select name, displayname, admin, public_key, email, passwd, salt FROM goiardi.users WHERE name = $1"
}
stmt, err := datastore.Dbh.Prepare(sqlStatement)
if err != nil {
return nil, err
}
defer stmt.Close()
row := stmt.QueryRow(name)
err = user.fillUserFromSQL(row)
if err != nil {
return nil, err
}
return user, nil
}
func (u *User) deleteSQL() error {
tx, err := datastore.Dbh.Begin()
if err != nil {
return err
}
if config.Config.UseMySQL {
_, err = tx.Exec("DELETE FROM users WHERE name = ?", u.Username)
} else if config.Config.UsePostgreSQL {
_, err = tx.Exec("DELETE FROM goiardi.users WHERE name = $1", u.Username)
}
if err != nil {
tx.Rollback()
return err
}
tx.Commit()
return nil
}
func numAdminsSQL() int {
var numAdmins int
var sqlStatement string
if config.Config.UseMySQL {
sqlStatement = "SELECT count(*) FROM users WHERE admin = 1"
} else if config.Config.UsePostgreSQL {
sqlStatement = "SELECT count(*) FROM goiardi.users WHERE admin = TRUE"
}
stmt, err := datastore.Dbh.Prepare(sqlStatement)
if err != nil {
log.Fatal(err)
}
defer stmt.Close()
err = stmt.QueryRow().Scan(&numAdmins)
if err != nil {
log.Fatal(err)
}
return numAdmins
}
func getListSQL() []string {
var userList []string
var sqlStatement string
if config.Config.UseMySQL {
sqlStatement = "SELECT name FROM users"
} else if config.Config.UsePostgreSQL {
sqlStatement = "SELECT name FROM goiardi.users"
}
rows, err := datastore.Dbh.Query(sqlStatement)
if err != nil {
if err != sql.ErrNoRows {
log.Fatal(err)
}
rows.Close()
return userList
}
userList = make([]string, 0)
for rows.Next() {
var userName string
err = rows.Scan(&userName)
if err != nil {
log.Fatal(err)
}
userList = append(userList, userName)
}
rows.Close()
if err = rows.Err(); err != nil {
log.Fatal(err)
}
return userList
}
func allUsersSQL() []*User {
var users []*User
var sqlStatement string
if config.Config.UseMySQL {
sqlStatement = "SELECT name, displayname, admin, public_key, email, passwd, salt FROM users"
} else if config.Config.UsePostgreSQL {
sqlStatement = "SELECT name, displayname, admin, public_key, email, passwd, salt FROM goiardi.users"
}
stmt, err := datastore.Dbh.Prepare(sqlStatement)
if err != nil {
log.Fatal(err)
}
defer stmt.Close()
rows, qerr := stmt.Query()
if qerr != nil {
if qerr == sql.ErrNoRows {
return users
}
log.Fatal(qerr)
}
for rows.Next() {
us := new(User)
err = us.fillUserFromSQL(rows)
if err != nil {
log.Fatal(err)
}
users = append(users, us)
}
rows.Close()
if err = rows.Err(); err != nil {
log.Fatal(err)
}
return users
}
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