Current File : /var/www/projetos/admin.iigd.com.br/libraries/classes/Theme.php
<?php
declare(strict_types=1);
namespace PhpMyAdmin;
use function __;
use function file_exists;
use function file_get_contents;
use function filemtime;
use function filesize;
use function in_array;
use function is_array;
use function is_dir;
use function is_readable;
use function json_decode;
use function sprintf;
use function trigger_error;
use function trim;
use function version_compare;
use const DIRECTORY_SEPARATOR;
use const E_USER_ERROR;
/**
* handles theme
*
* @todo add the possibility to make a theme depend on another theme
* and by default on original
* @todo make all components optional - get missing components from 'parent' theme
*/
class Theme
{
/** @var string theme version */
public $version = '0.0.0.0';
/** @var string theme name */
public $name = '';
/** @var string theme id */
public $id = '';
/** @var string theme path */
public $path = '';
/** @var string file system theme path */
private $fsPath = '';
/** @var string image path as an URL */
public $imgPath = '';
/** @var string image path on the file-system */
public $imgPathFs = '';
/** @var int last modification time for info file */
public $mtimeInfo = 0;
/**
* needed because sometimes, the mtime for different themes
* is identical
*
* @var int filesize for info file
*/
public $filesizeInfo = 0;
/**
* Loads theme information
*/
public function loadInfo(): bool
{
$infofile = $this->getFsPath() . 'theme.json';
if (! @file_exists($infofile)) {
return false;
}
if ($this->mtimeInfo === filemtime($infofile)) {
return true;
}
$content = @file_get_contents($infofile);
if ($content === false) {
return false;
}
$data = json_decode($content, true);
// Did we get expected data?
if (! is_array($data)) {
return false;
}
// Check that all required data are there
$members = [
'name',
'version',
'supports',
];
foreach ($members as $member) {
if (! isset($data[$member])) {
return false;
}
}
// Version check
if (! is_array($data['supports'])) {
return false;
}
if (! in_array(Version::SERIES, $data['supports'])) {
return false;
}
$this->mtimeInfo = filemtime($infofile);
$this->filesizeInfo = filesize($infofile);
$this->setVersion($data['version']);
$this->setName($data['name']);
return true;
}
public static function load(string $themeUrl, string $themeFsPath, string $themeName): ?self
{
$theme = new self();
$theme->setPath($themeUrl);
$theme->setFsPath($themeFsPath);
if (! $theme->loadInfo()) {
return null;
}
$theme->checkImgPath();
$theme->setId($themeName);
return $theme;
}
/**
* checks image path for existence - if not found use img from fallback theme
*/
public function checkImgPath(): bool
{
// try current theme first
if (is_dir($this->getFsPath() . 'img' . DIRECTORY_SEPARATOR)) {
$this->setImgPath($this->getPath() . '/img/');
$this->setImgPathFs($this->getFsPath() . 'img' . DIRECTORY_SEPARATOR);
return true;
}
// try fallback theme
$fallbackFsPathThemeDir = ThemeManager::getThemesFsDir() . ThemeManager::FALLBACK_THEME
. DIRECTORY_SEPARATOR . 'img' . DIRECTORY_SEPARATOR;
if (is_dir($fallbackFsPathThemeDir)) {
$fallbackUrl = ThemeManager::getThemesDir() . ThemeManager::FALLBACK_THEME
. '/img/';
$this->setImgPath($fallbackUrl);
$this->setImgPathFs($fallbackFsPathThemeDir);
return true;
}
// we failed
trigger_error(
sprintf(
__('No valid image path for theme %s found!'),
$this->getName()
),
E_USER_ERROR
);
return false;
}
/**
* returns path to theme
*
* @return string path to theme
*/
public function getPath()
{
return $this->path;
}
/**
* returns file system path to the theme
*
* @return string file system path to theme
*/
public function getFsPath(): string
{
return $this->fsPath;
}
/**
* set path to theme
*
* @param string $path path to theme
*/
public function setPath($path): void
{
$this->path = trim($path);
}
/**
* set file system path to the theme
*
* @param string $path path to theme
*/
public function setFsPath(string $path): void
{
$this->fsPath = trim($path);
}
/**
* sets version
*
* @param string $version version to set
*/
public function setVersion($version): void
{
$this->version = trim($version);
}
/**
* returns version
*
* @return string version
*/
public function getVersion()
{
return $this->version;
}
/**
* checks theme version against $version
* returns true if theme version is equal or higher to $version
*
* @param string $version version to compare to
*/
public function checkVersion($version): bool
{
return version_compare($this->getVersion(), $version, 'lt');
}
/**
* sets name
*
* @param string $name name to set
*/
public function setName($name): void
{
$this->name = trim($name);
}
/**
* returns name
*
* @return string name
*/
public function getName()
{
return $this->name;
}
/**
* sets id
*
* @param string $id new id
*/
public function setId($id): void
{
$this->id = trim($id);
}
/**
* returns id
*
* @return string id
*/
public function getId()
{
return $this->id;
}
/**
* Sets path to images for the theme
*
* @param string $path path to images for this theme as an URL path
*/
public function setImgPath($path): void
{
$this->imgPath = $path;
}
/**
* Sets path to images for the theme
*
* @param string $path file-system path to images for this theme
*/
public function setImgPathFs(string $path): void
{
$this->imgPathFs = $path;
}
/**
* Returns the path to image for the theme.
* If filename is given, it possibly fallbacks to fallback
* theme for it if image does not exist.
*
* @param string $file file name for image
* @param string $fallback fallback image
*
* @return string image path for this theme
*/
public function getImgPath($file = null, $fallback = null)
{
if ($file === null) {
return $this->imgPath;
}
if (is_readable($this->imgPathFs . $file)) {
return $this->imgPath . $file;
}
if ($fallback !== null) {
return $this->getImgPath($fallback);
}
return './themes/' . ThemeManager::FALLBACK_THEME . '/img/' . $file;
}
}
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