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<?php |
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namespace Ubiquity\themes; |
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use Ubiquity\controllers\Startup; |
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use Ubiquity\views\engine\Twig; |
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use Ubiquity\exceptions\ThemesException; |
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use Ubiquity\events\EventsManager; |
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use Ubiquity\events\ViewEvents; |
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/** |
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* Themes manager. |
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* Ubiquity\themes$ThemesManager |
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* This class is part of Ubiquity |
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* |
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* @author jcheron <[email protected]> |
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* @version 1.1.0 |
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* @since Ubiquity 2.1.0 |
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* |
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*/ |
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class ThemesManager { |
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const THEMES_FOLDER = 'themes'; |
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private static $activeTheme; |
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private static $refThemes = [ 'bootstrap','foundation','semantic' ]; |
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public static function getActiveTheme() { |
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return self::$activeTheme; |
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} |
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/** |
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* Sets the activeTheme |
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* |
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* @param string $activeTheme |
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* @throws ThemesException |
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*/ |
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public static function setActiveTheme($activeTheme) { |
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self::$activeTheme = $activeTheme ?? ''; |
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$engineInstance = Startup::$templateEngine; |
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if ($engineInstance instanceof Twig) { |
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$engineInstance->setTheme ( $activeTheme, self::THEMES_FOLDER ); |
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} else { |
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throw new ThemesException ( 'Template engine must be an instance of Twig for themes activation!' ); |
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} |
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} |
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public static function saveActiveTheme($theme) { |
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$config = Startup::getConfig (); |
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$config ['templateEngineOptions'] ['activeTheme'] = $theme; |
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Startup::saveConfig ( $config ); |
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return $config; |
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} |
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/** |
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* Sets the activeTheme |
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* |
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* @param string $activeTheme |
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*/ |
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public static function setActiveThemeFromTwig($activeTheme) { |
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self::$activeTheme = $activeTheme; |
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} |
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/** |
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* Returns the names of available themes. |
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* |
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* @return string[] |
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*/ |
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public static function getAvailableThemes() { |
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$path = \ROOT . \DS . 'views' . \DS . self::THEMES_FOLDER . \DS . '*'; |
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$dirs = \glob ( $path, GLOB_ONLYDIR | GLOB_NOSORT ); |
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$result = [ ]; |
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foreach ( $dirs as $dir ) { |
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$result [] = basename ( $dir ); |
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} |
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return $result; |
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} |
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/** |
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* Returns all referenced themes. |
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* |
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* @return string[] |
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*/ |
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public static function getRefThemes() { |
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return self::$refThemes; |
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} |
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/** |
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* Returns if a theme is a custom Theme (not in refThemes). |
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* |
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* @param string $theme |
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* @return boolean |
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*/ |
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public static function isCustom($theme) { |
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return array_search ( $theme, self::$refThemes ) === false; |
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} |
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/** |
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* Returns the not installed themes |
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* |
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* @return array |
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*/ |
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public static function getNotInstalledThemes() { |
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$AvailableThemes = self::getAvailableThemes (); |
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return array_diff ( self::$refThemes, $AvailableThemes ); |
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} |
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/** |
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* Adds a listener before theme rendering. |
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* The callback function takes the following parameters: $view (the view name), $pData (array of datas sent to the view) |
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* |
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* @param callable $callback |
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*/ |
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public static function onBeforeRender($callback) { |
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EventsManager::addListener ( ViewEvents::BEFORE_RENDER, $callback ); |
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} |
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/** |
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* Adds a listener after theme rendering. |
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* The callback function takes the following parameters: $render (the response string), $view (the view name), $pData (array of datas sent to the view) |
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* |
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* @param callable $callback |
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*/ |
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public static function onAfterRender($callback) { |
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EventsManager::addListener ( ViewEvents::AFTER_RENDER, $callback ); |
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} |
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} |
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phpMv /
ubiquity
