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<?php
/**
* @author Tassos.gr
* @link https://www.tassos.gr
* @copyright Copyright © 2024 Tassos All Rights Reserved
* @license GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
*/
namespace NRFramework\SmartTags;
use NRFramework\Cache;
use Joomla\Registry\Registry;
use Joomla\CMS\HTML\HTMLHelper;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Access\Access;
defined('_JEXEC') or die('Restricted access');
/**
* Use the {user} Smart Tags to retrieve information about the currently logged-in user. This Smart Tag can return the value of any property from the Joomla User object as long as you know the property's name.
*/
class User extends SmartTag
{
protected $user;
/**
* Class constructor
*
* @param [type] $factory
* @param [type] $options
*/
public function __construct($factory = null, $options = null)
{
parent::__construct($factory, $options);
$this->user = $this->fetchUser();
}
/**
* Fetch a property from the User object
*
* @param string $key The name of the property to return
*
* @return mixed Null if property is not found, mixed if property is found
*/
public function fetchValue($key)
{
if (!$this->user)
{
return;
}
// Just in case, deny access to the 'password' property
if ($key == 'password')
{
return;
}
// Case custom fields: {user.field.age}
if (strpos($key, 'field.') !== false && $this->options['isPro'])
{
$fieldParts = explode('.', $key);
$fieldname = $fieldParts[1];
// Case {user.field.age.rawvalue}
$fieldProp = isset($fieldParts[2]) ? implode('.', array_slice($fieldParts, 2)) : 'value';
if ($fields = $this->fetchUserFields())
{
return $fields->get($fieldname . '.' . $fieldProp);
}
return;
}
// Standard user info: {user.name}
if (is_null($this->user) || $this->user->id == 0)
{
return;
}
$userRegistry = new Registry($this->user);
return $userRegistry->get($key);
}
/**
* Return an assosiative array with user custoom fields
*
* @return mixed Array on success, null on failure
*/
private function fetchUserFields()
{
$callback = function()
{
\JLoader::register('FieldsHelper', JPATH_ADMINISTRATOR . '/components/com_fields/helpers/fields.php');
$prepareCustomFields = $this->parsedOptions->get('preparecustomfields', 'true') === 'true';
if (!$fields = \FieldsHelper::getFields('com_users.user', $this->user, $prepareCustomFields))
{
return;
}
$fieldsAssoc = [];
foreach ($fields as $field)
{
if ($field->type == 'subform')
{
// Make subform field values accessible via a user-friendly shortcode {user.field.[SUBFORM_FIELD_NAME].rawvalue.[ROW_INDEX].[FIELD_NAME]}
// We could just decode the rawvalue property directly but it does make use of the field IDs instead of field names which is not that user-friendly.
$rows = [];
foreach ($field->subform_rows as $row)
{
$row_ = [];
foreach ($row as $fieldName => $fieldObj)
{
$row_[$fieldName] = $fieldObj->value;
}
$rows[] = $row_;
}
$field->rawvalue = $rows;
}
$fieldsAssoc[$field->name] = $field;
}
return new Registry($fieldsAssoc);
};
return Cache::memo('fetchUserFields' . $this->user->id, $callback);
}
/**
* Return the user object
*
* @return Juser
*/
private function fetchUser()
{
return $this->factory->getUser(isset($this->options['user']) ? $this->options['user'] : null);
}
/**
* Returns the name of the user capitalized
*
* @return string
*/
public function getName()
{
if (!$name = $this->fetchValue('name'))
{
return;
}
return ucwords(strtolower($name));
}
/**
* Returns the user first name
*
* @return string
*/
public function getFirstname()
{
if (!$name = $this->getName())
{
return;
}
// Set first name
$nameParts = explode(' ', $name, 2);
$firstname = trim($nameParts[0]);
return $firstname;
}
/**
* Returns the user last name
*
* @return string
*/
public function getLastname()
{
if (!$name = $this->getName())
{
return;
}
// Set last name
$nameParts = explode(' ', $name, 2);
$lastname = isset($nameParts[1]) ? trim($nameParts[1]) : $nameParts[0];
return $lastname;
}
/**
* Returns the user login
*
* @deprecated Use {user.username}
*
* @return string
*/
public function getLogin()
{
return $this->fetchValue('username');
}
/**
* Returns the user register date
*
* @return string
*/
public function getRegisterDate()
{
if (!$date = $this->fetchValue('registerDate'))
{
return;
}
return HTMLHelper::_('date', $date, Text::_('DATE_FORMAT_LC5'));
}
public function getGroups()
{
return $this->user->getAuthorisedGroups();
}
public function getGroupTitles()
{
return array_map(function($groupID)
{
return Access::getGroupTitle($groupID);
}, $this->getGroups());
}
public function getAuthLevels()
{
return $this->user->getAuthorisedViewLevels();
}
public function getAuthLevelTitles()
{
if (!$authLevels = $this->getAuthLevels())
{
return;
}
$db = $this->factory->getDbo();
$query = $db->getQuery(true)
->select($db->qn('title'))
->from('#__viewlevels')
->where($db->qn('id') . ' IN ' . '(' . implode(',', $authLevels) . ')');
$db->setQuery($query);
return $db->loadColumn();
}
}