Current File : /var/www/projetos/admin.iigd.com.br/libraries/classes/ThemeManager.php
<?php
declare(strict_types=1);
namespace PhpMyAdmin;
use function __;
use function array_key_exists;
use function closedir;
use function htmlspecialchars;
use function is_dir;
use function ksort;
use function opendir;
use function readdir;
use function sprintf;
use function trigger_error;
use const DIRECTORY_SEPARATOR;
use const E_USER_ERROR;
use const E_USER_WARNING;
/**
* phpMyAdmin theme manager
*/
class ThemeManager
{
/**
* ThemeManager instance
*
* @static
* @var ThemeManager
*/
private static $instance;
/** @var string file-system path to the theme folder */
private $themesPath;
/** @var string path to theme folder as an URL */
private $themesPathUrl;
/** @var array<string,Theme> available themes */
public $themes = [];
/** @var string cookie name */
public $cookieName = 'pma_theme';
/** @var bool */
public $perServer = false;
/** @var string name of active theme */
public $activeTheme = '';
/** @var Theme Theme active theme */
public $theme = null;
/** @var string */
public $themeDefault;
/**
* @const string The name of the fallback theme
*/
public const FALLBACK_THEME = 'pmahomme';
public function __construct()
{
$this->themes = [];
$this->themeDefault = self::FALLBACK_THEME;
$this->activeTheme = '';
$this->themesPath = self::getThemesFsDir();
$this->themesPathUrl = self::getThemesDir();
$this->setThemePerServer($GLOBALS['cfg']['ThemePerServer']);
$this->loadThemes();
$this->theme = new Theme();
$configThemeExists = true;
if (! $this->checkTheme($GLOBALS['cfg']['ThemeDefault'])) {
trigger_error(
sprintf(
__('Default theme %s not found!'),
htmlspecialchars($GLOBALS['cfg']['ThemeDefault'])
),
E_USER_ERROR
);
$configThemeExists = false;
} else {
$this->themeDefault = $GLOBALS['cfg']['ThemeDefault'];
}
// check if user have a theme cookie
$cookieTheme = $this->getThemeCookie();
if ($cookieTheme && $this->setActiveTheme($cookieTheme)) {
return;
}
if ($configThemeExists) {
// otherwise use default theme
$this->setActiveTheme($this->themeDefault);
} else {
// or fallback theme
$this->setActiveTheme(self::FALLBACK_THEME);
}
}
/**
* Returns the singleton ThemeManager object
*
* @return ThemeManager The instance
*/
public static function getInstance(): ThemeManager
{
if (empty(self::$instance)) {
self::$instance = new ThemeManager();
}
return self::$instance;
}
/**
* sets if there are different themes per server
*
* @param bool $perServer Whether to enable per server flag
*/
public function setThemePerServer($perServer): void
{
$this->perServer = (bool) $perServer;
}
/**
* Sets active theme
*
* @param string|null $theme theme name
*/
public function setActiveTheme(?string $theme): bool
{
if (! $this->checkTheme($theme)) {
trigger_error(
sprintf(
__('Theme %s not found!'),
htmlspecialchars((string) $theme)
),
E_USER_ERROR
);
return false;
}
$this->activeTheme = $theme;
$this->theme = $this->themes[$theme];
// need to set later
//$this->setThemeCookie();
return true;
}
/**
* Returns name for storing theme
*
* @return string cookie name
*/
public function getThemeCookieName()
{
// Allow different theme per server
if (isset($GLOBALS['server']) && $this->perServer) {
return $this->cookieName . '-' . $GLOBALS['server'];
}
return $this->cookieName;
}
/**
* returns name of theme stored in the cookie
*
* @return string|false theme name from cookie or false
*/
public function getThemeCookie()
{
global $config;
$name = $this->getThemeCookieName();
if ($config->issetCookie($name)) {
return $config->getCookie($name);
}
return false;
}
/**
* save theme in cookie
*
* @return true
*/
public function setThemeCookie(): bool
{
$themeId = $this->theme !== null ? (string) $this->theme->id : '';
$GLOBALS['config']->setCookie(
$this->getThemeCookieName(),
$themeId,
$this->themeDefault
);
// force a change of a dummy session variable to avoid problems
// with the caching of phpmyadmin.css.php
$GLOBALS['config']->set('theme-update', $themeId);
return true;
}
public function loadThemes(): void
{
$this->themes = [];
$dirHandle = opendir($this->themesPath);
if ($dirHandle === false) {
trigger_error('Error: cannot open themes folder: ./themes', E_USER_WARNING);
return;
}
while (($dir = readdir($dirHandle)) !== false) {
if ($dir === '.' || $dir === '..' || ! @is_dir($this->themesPath . $dir)) {
continue;
}
if (array_key_exists($dir, $this->themes)) {
continue;
}
$newTheme = Theme::load($this->themesPathUrl . $dir, $this->themesPath . $dir . DIRECTORY_SEPARATOR, $dir);
if (! $newTheme instanceof Theme) {
continue;
}
$this->themes[$dir] = $newTheme;
}
closedir($dirHandle);
ksort($this->themes);
}
/**
* checks if given theme name is a known theme
*
* @param string|null $theme name fo theme to check for
*/
public function checkTheme(?string $theme): bool
{
return array_key_exists($theme ?? '', $this->themes);
}
public function getThemesArray(): array
{
$themes = [];
foreach ($this->themes as $theme) {
$themes[] = [
'id' => $theme->getId(),
'name' => $theme->getName(),
'version' => $theme->getVersion(),
'is_active' => $theme->getId() === $this->activeTheme,
];
}
return $themes;
}
public static function initializeTheme(): ?Theme
{
$themeManager = self::getInstance();
return $themeManager->theme;
}
/**
* Return the themes directory with a trailing slash
*/
public static function getThemesFsDir(): string
{
return ROOT_PATH . 'themes' . DIRECTORY_SEPARATOR;
}
/**
* Return the themes directory with a trailing slash as a relative public path
*/
public static function getThemesDir(): string
{
return './themes/';// This is an URL
}
}
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