MaketRandevu/application/models/Roles_model.php

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<?php defined('BASEPATH') or exit('No direct script access allowed');
/* ----------------------------------------------------------------------------
* MaketRandevu - MAKET Randevu Portalı
*
* @package EasyAppointments
* @author A.Tselegidis <alextselegidis@gmail.com>
* @copyright Copyright (c) Alex Tselegidis
* @license https://opensource.org/licenses/GPL-3.0 - GPLv3
* @link https://easyappointments.org
* @since v1.0.0
* ---------------------------------------------------------------------------- */
/**
* Roles model.
*
* Handles all the database operations of the role resource.
*
* @package Models
*/
class Roles_model extends EA_Model
{
/**
* @var array
*/
protected array $casts = [
'id' => 'integer',
'is_admin' => 'boolean',
'appointments' => 'integer',
'customers' => 'integer',
'services' => 'integer',
'users' => 'integer',
'system_settings' => 'integer',
'user_settings' => 'integer',
];
/**
* Save (insert or update) a role.
*
* @param array $role Associative array with the role data.
*
* @return int Returns the role ID.
*
* @throws InvalidArgumentException
*/
public function save(array $role): int
{
$this->validate($role);
if (empty($role['id'])) {
return $this->insert($role);
} else {
return $this->update($role);
}
}
/**
* Validate the role data.
*
* @param array $role Associative array with the role data.
*
* @throws InvalidArgumentException
*/
public function validate(array $role)
{
// If a role ID is provided then check whether the record really exists in the database.
if (!empty($role['id'])) {
$count = $this->db->get_where('roles', ['id' => $role['id']])->num_rows();
if (!$count) {
throw new InvalidArgumentException(
'The provided role ID does not exist in the database: ' . $role['id'],
);
}
}
// Make sure all required fields are provided.
if (empty($role['name'])) {
throw new InvalidArgumentException('Not all required fields are provided: ' . print_r($role, true));
}
}
/**
* Insert a new role into the database.
*
* @param array $role Associative array with the role data.
*
* @return int Returns the role ID.
*
* @throws RuntimeException
*/
protected function insert(array $role): int
{
$role['create_datetime'] = date('Y-m-d H:i:s');
$role['update_datetime'] = date('Y-m-d H:i:s');
if (!$this->db->insert('roles', $role)) {
throw new RuntimeException('Could not insert role.');
}
return $this->db->insert_id();
}
/**
* Update an existing role.
*
* @param array $role Associative array with the role data.
*
* @return int Returns the role ID.
*
* @throws RuntimeException
*/
protected function update(array $role): int
{
$role['update_datetime'] = date('Y-m-d H:i:s');
if (!$this->db->update('roles', $role, ['id' => $role['id']])) {
throw new RuntimeException('Could not update role.');
}
return $role['id'];
}
/**
* Remove an existing role from the database.
*
* @param int $role_id Role ID.
*
* @throws RuntimeException
*/
public function delete(int $role_id): void
{
$this->db->delete('roles', ['id' => $role_id]);
}
/**
* Get a specific role from the database.
*
* @param int $role_id The ID of the record to be returned.
*
* @return array Returns an array with the role data.
*
* @throws InvalidArgumentException
*/
public function find(int $role_id): array
{
$role = $this->db->get_where('roles', ['id' => $role_id])->row_array();
if (!$role) {
throw new InvalidArgumentException('The provided role ID was not found in the database: ' . $role_id);
}
$this->cast($role);
return $role;
}
/**
* Get a specific field value from the database.
*
* @param int $role_id Role ID.
* @param string $field Name of the value to be returned.
*
* @return mixed Returns the selected role value from the database.
*
* @throws InvalidArgumentException
*/
public function value(int $role_id, string $field): mixed
{
if (empty($field)) {
throw new InvalidArgumentException('The field argument is cannot be empty.');
}
if (empty($role_id)) {
throw new InvalidArgumentException('The role ID argument cannot be empty.');
}
// Check whether the role exists.
$query = $this->db->get_where('roles', ['id' => $role_id]);
if (!$query->num_rows()) {
throw new InvalidArgumentException('The provided role ID was not found in the database: ' . $role_id);
}
// Check if the required field is part of the role data.
$role = $query->row_array();
$this->cast($role);
if (!array_key_exists($field, $role)) {
throw new InvalidArgumentException('The requested field was not found in the role data: ' . $field);
}
return $role[$field];
}
/**
* Get the permissions array by role slug.
*
* The permission numbers are converted into boolean values of the four main actions:
*
* - view
* - add
* - edit
* - delete
*
* After checking each individual value, you can make sure if the user is able to perform each action or not.
*
* @param string $slug Role slug.
*
* @return array Returns the permissions value.
*/
public function get_permissions_by_slug(string $slug): array
{
$role = $this->db->get_where('roles', ['slug' => $slug])->row_array();
$this->cast($role);
unset($role['id'], $role['name'], $role['slug'], $role['is_admin']);
// Convert the integer values to boolean.
$permissions = [];
foreach ($role as $resource => $value) {
$permissions[$resource] = [
'view' => false,
'add' => false,
'edit' => false,
'delete' => false,
];
if ($value > 0) {
if ((int) ($value / PRIV_DELETE) === 1) {
$permissions[$resource]['delete'] = true;
$value -= PRIV_DELETE;
}
if ((int) ($value / PRIV_EDIT) === 1) {
$permissions[$resource]['edit'] = true;
$value -= PRIV_EDIT;
}
if ((int) ($value / PRIV_ADD) === 1) {
$permissions[$resource]['add'] = true;
}
$permissions[$resource]['view'] = true;
}
}
return $permissions;
}
/**
* Get the query builder interface, configured for use with the roles table.
*
* @return CI_DB_query_builder
*/
public function query(): CI_DB_query_builder
{
return $this->db->from('roles');
}
/**
* Search roles by the provided keyword.
*
* @param string $keyword Search keyword.
* @param int|null $limit Record limit.
* @param int|null $offset Record offset.
* @param string|null $order_by Order by.
*
* @return array Returns an array of roles.
*/
public function search(string $keyword, int $limit = null, int $offset = null, string $order_by = null): array
{
$roles = $this->db
->select()
->from('roles')
->group_start()
->like('name', $keyword)
->or_like('slug', $keyword)
->group_end()
->limit($limit)
->offset($offset)
->order_by($order_by)
->get()
->result_array();
foreach ($roles as &$role) {
$this->cast($role);
}
return $roles;
}
/**
* Get all roles that match the provided criteria.
*
* @param array|string|null $where Where conditions
* @param int|null $limit Record limit.
* @param int|null $offset Record offset.
* @param string|null $order_by Order by.
*
* @return array Returns an array of roles.
*/
public function get(
array|string $where = null,
int $limit = null,
int $offset = null,
string $order_by = null,
): array {
if ($where !== null) {
$this->db->where($where);
}
if ($order_by !== null) {
$this->db->order_by($order_by);
}
$roles = $this->db->get('roles', $limit, $offset)->result_array();
foreach ($roles as &$role) {
$this->cast($role);
}
return $roles;
}
/**
* Load related resources to a role.
*
* @param array $role Associative array with the role data.
* @param array $resources Resource names to be attached.
*
* @throws InvalidArgumentException
*/
public function load(array &$role, array $resources)
{
// Roles do not currently have any related resources.
}
}