Files
nettsiden/src/pvv/admin/usermanager.php
2025-12-17 04:25:47 +09:00

145 lines
3.7 KiB
PHP

<?php
declare(strict_types=1);
namespace pvv\admin;
class UserManager {
private \PDO $pdo;
public array $usergroups = [
'admin' => 1,
'prosjekt' => 2,
'aktiviteter' => 4,
];
public function __construct(\PDO $pdo) {
$this->pdo = $pdo;
}
public function setupUser(string $uname, int $groups = 0): void {
$query = 'INSERT INTO users (uname, groups) VALUES (:uname, :groups)';
$statement = $this->pdo->prepare($query);
$statement->bindParam(':uname', $uname, \PDO::PARAM_STR);
$statement->bindParam(':groups', $groups, \PDO::PARAM_INT);
$statement->execute();
}
public function updateFlags(string $uname, int $flags): void {
$query = 'UPDATE users set groups=:groups WHERE uname=:uname';
$statement = $this->pdo->prepare($query);
$statement->bindParam(':groups', $flags, \PDO::PARAM_INT);
$statement->bindParam(':uname', $uname, \PDO::PARAM_STR);
}
public function addGroup(string $uname, int $group): void {
$userFlags = $this->getUsergroups($uname);
if ($userFlags) {
$newFlags = ($group | $userFlags);
$this->updateFlags($uname, $newFlags);
}
}
public function removeGroup(string $uname, int $group): void {
$userFlags = $this->getUsergroups($uname);
if ($userFlags) {
$newFlags = ($userFlags & (~ $group));
$this->updateFlags($uname, $newFlags);
}
}
public function setGroups(string $uname, int $groups): void {
$query = 'SELECT * FROM users WHERE uname=:uname LIMIT 1';
$statement = $this->pdo->prepare($query);
$statement->bindParam(':uname', $uname, \PDO::PARAM_STR);
$statement->execute();
$row = $statement->fetch();
if ($row) {
$query = 'UPDATE users set groups=:groups WHERE uname=:uname';
$statement = $this->pdo->prepare($query);
$statement->bindParam(':groups', $groups, \PDO::PARAM_INT);
$statement->bindParam(':uname', $uname, \PDO::PARAM_STR);
$statement->execute();
} else {
$this->setupUser($uname, $groups);
}
}
public function hasGroup(string $uname, string $groupName): bool {
$userFlags = $this->getUsergroups($uname);
return (bool) ($userFlags & $this->usergroups[$groupName]);
}
// for convenience
public function isAdmin(string $uname): bool {
return $this->hasGroup($uname, 'admin');
}
public function getFlagfromNames(array $names): int {
$resultFlag = 0;
foreach ($this->usergroups as $name => $flag) {
if (\in_array($name, $names, true)) {
$resultFlag = ($resultFlag | $flag);
}
}
return $resultFlag;
}
public function getUsergroups(string $uname): int {
$query = 'SELECT groups FROM users WHERE uname=:uname LIMIT 1';
$statement = $this->pdo->prepare($query);
$statement->bindParam(':uname', $uname, \PDO::PARAM_STR);
$statement->execute();
$row = $statement->fetch();
if ($row === false) {
return 0;
}
return $row[0];
}
/**
* @return string[]
*/
public function getUsergroupNames($uname): array {
$usersGroups = [];
$userFlags = $this->getUsergroups($uname);
foreach ($this->usergroups as $name => $flag) {
if ($userFlags & $flag) {
$usersGroups[] = $name;
}
}
return $usersGroups;
}
/**
* @return array<int,array{name:string,groups:string[]}>
*/
public function getAllUserData(): array {
$query = 'SELECT uname FROM users ORDER BY uname ASC';
$statement = $this->pdo->prepare($query);
$statement->execute();
$users = [];
foreach ($statement->fetchAll() as $userData) {
$uname = $userData['uname'];
$users[] = [
'name' => $uname,
'groups' => $this->getUsergroupNames($uname),
];
}
return $users;
}
}