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<?php |
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/** |
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* KumbiaPHP web & app Framework |
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* |
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* LICENSE |
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* |
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* This source file is subject to the new BSD license that is bundled |
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* with this package in the file LICENSE. |
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* |
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* @category View |
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* |
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* @copyright Copyright (c) 2005 - 2023 KumbiaPHP Team (http://www.kumbiaphp.com) |
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* @license https://github.com/KumbiaPHP/KumbiaPHP/blob/master/LICENSE New BSD License |
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*/ |
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/** |
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* Renderer de vistas. |
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* |
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* @category View |
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*/ |
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class KumbiaView |
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{ |
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/** |
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* Contenido. |
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* |
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* @var string|null |
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*/ |
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protected static $_content; |
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/** |
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* Vista a renderizar. |
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* |
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* @var string |
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* */ |
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protected static $_view; |
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/** |
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* Template. |
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* |
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* @var string|null |
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*/ |
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protected static $_template = 'default'; |
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/** |
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* Indica el tipo de salida generada por el controlador. |
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* |
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* @var string |
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*/ |
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protected static $_response; |
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/** |
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* Indica el path al que se le añadira la constante correspondiente. |
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* |
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* @var string |
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*/ |
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protected static $_path; |
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/** |
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* Número de minutos que será cacheada la vista actual. |
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* |
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* type: tipo de cache (view, template) |
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* time: tiempo de vida de cache |
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* |
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* @var array |
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*/ |
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protected static $_cache = ['type' => false, 'time' => false, 'group' => false]; |
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/** |
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* Datos del Controlador actual. |
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* |
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* @var array |
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*/ |
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protected static $_controller; |
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/** |
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* Initialize view |
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* |
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* @param string $view |
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* @param string $path |
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* @return void |
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*/ |
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public static function init($view, $path) |
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{ |
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self::$_view = $view; |
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self::$_path = $path.'/'; |
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//self::$init = true; |
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// TODO add defaults if init executed (workerman, ngx-php,...) |
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} |
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/** |
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* Cambia el view y opcionalmente el template. |
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* |
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* @param string|null $view nombre del view a utilizar sin .phtml |
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* @param string|null $template opcional nombre del template a utilizar sin .phtml |
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* |
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* @return void |
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*/ |
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public static function select($view, $template = '') |
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{ |
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self::$_view = $view; |
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// verifica si se indico template |
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if ($template !== '') { |
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self::$_template = $template; |
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} |
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} |
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/** |
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* Asigna el template para la vista. |
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* |
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* @param string|null $template nombre del template a utilizar sin .phtml |
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* |
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* @return void |
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*/ |
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public static function template($template) |
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{ |
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self::$_template = $template; |
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} |
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/** |
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* Indica el tipo de Respuesta dada por el controlador |
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* buscando el view con esa extension. |
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* ej. View::response('xml'); |
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* buscara: views/controller/action.xml.phtml. |
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* |
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* @param string $response |
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* @param string|null $template Opcional nombre del template sin .phtml |
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* |
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* @return void |
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*/ |
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public static function response($response, $template = null) |
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{ |
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self::$_response = $response; |
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// verifica si se indico template |
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if ($template !== null) { |
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self::$_template = $template; |
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} |
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} |
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/** |
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* Asigna el path de la vista. |
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* |
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* @param string $path path de la vista sin extension .phtml |
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* |
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* @return void |
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*/ |
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public static function setPath($path) |
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{ |
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self::$_path = $path.'/'; |
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} |
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/** |
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* Obtiene el path para vista incluyendo la extension .phtml. |
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* |
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* @return string |
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*/ |
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public static function getPath() |
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{ |
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if (self::$_response) { |
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return self::$_path.self::$_view.'.'.self::$_response.'.phtml'; |
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} |
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return self::$_path.self::$_view.'.phtml'; |
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} |
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/** |
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* Obtiene un atributo de KumbiaView. |
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* |
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* @param string $atribute nombre de atributo (template, response, path, etc) |
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* |
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* @return mixed |
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*/ |
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public static function get($atribute) |
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{ |
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return self::${"_$atribute"}; |
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} |
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/** |
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* Asigna cacheo de vistas o template. |
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* |
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* @param string|null $time Tiempo de vida de cache |
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* @param string $type Tipo de cache (view, template) |
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* @param string $group Grupo de pertenencia de cache |
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* |
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* @return bool En producción y cache de view |
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*/ |
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public static function cache($time, $type = 'view', $group = 'kumbia.view') |
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{ |
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if ($time === null) { //TODO borrar cache |
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return self::$_cache['type'] = false; |
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} |
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self::$_cache['type'] = $type; |
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self::$_cache['time'] = $time; |
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self::$_cache['group'] = $group; |
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//Si está en producción para view |
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if (PRODUCTION && $type === 'view') { |
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return self::getCache(); //TRUE si está cacheada |
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} |
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return false; |
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} |
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/** |
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* Obtiene la cache de view. |
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* |
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* @return bool |
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*/ |
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protected static function getCache() |
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{ |
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// el contenido permanece nulo si no hay nada cacheado o la cache expiro |
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self::$_content = Cache::driver()->get(Router::get('route'), self::$_cache['group']); |
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return self::$_content !== null; |
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} |
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/** |
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* Obtiene el view. |
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* |
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* @return string path del view |
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*/ |
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protected static function getView() |
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{ |
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$file = APP_PATH.'views/'.self::getPath(); |
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//Si no existe el view y es scaffold |
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if (!is_file($file) && ($scaffold = self::$_controller['scaffold'] ?? null)) { |
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$file = APP_PATH."views/_shared/scaffolds/$scaffold/".self::$_view.'.phtml'; |
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} |
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return $file; |
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} |
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/** |
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* Cachea el view o template. |
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* |
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* @param string $type view o template |
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* |
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* @return void |
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*/ |
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protected static function saveCache($type) |
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{ |
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// si esta en produccion y se cachea la vista |
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if (PRODUCTION && self::$_cache['type'] === $type) { |
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Cache::driver()->save(ob_get_contents(), self::$_cache['time'], Router::get('route'), self::$_cache['group']); |
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} |
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} |
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/** |
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* Renderiza la vista. |
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* |
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* @param Controller $controller |
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* |
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* @return void |
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*/ |
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public static function render(Controller $controller) |
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{ |
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if (!self::$_view && !self::$_template) { |
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ob_end_flush(); |
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return; |
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} |
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// Guarda los datos del controlador y los envia |
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self::generate(self::$_controller = get_object_vars($controller)); |
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} |
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/** |
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* Genera la vista. |
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* |
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* @param array $controller |
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* |
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* @return void |
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*/ |
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protected static function generate($controller) |
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{ |
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// Registra la autocarga de helpers |
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spl_autoload_register('kumbia_autoload_helper', true, true); |
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// Mapea los atributos del controller en el scope |
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extract($controller, EXTR_OVERWRITE); |
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// carga la vista si tiene view y no esta cacheada |
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if (self::$_view && self::$_content === null) { |
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// Carga el contenido del buffer de salida |
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self::$_content = ob_get_clean(); |
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// Renderizar vista |
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ob_start(); |
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// carga la vista |
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if (!include self::getView()) { |
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throw new KumbiaException('Vista "'.self::getPath().'" no encontrada', 'no_view'); |
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} |
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// si esta en produccion y se cachea la vista |
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self::saveCache('view'); |
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// Verifica si hay template |
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if (!self::$_template) { |
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ob_end_flush(); |
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return; |
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} |
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self::$_content = ob_get_clean(); |
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} |
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// Renderizar template |
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if ($__template = self::$_template) { |
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ob_start(); |
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// carga el template |
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if (!include APP_PATH."views/_shared/templates/$__template.phtml") { |
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throw new KumbiaException("Template $__template no encontrado"); |
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} |
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// si esta en produccion y se cachea template |
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self::saveCache('template'); |
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ob_end_flush(); |
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return; |
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} |
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echo self::$_content; |
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} |
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/** |
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* Imprime el contenido del buffer. |
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* |
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* @return void |
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*/ |
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public static function content() |
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{ |
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if (isset($_SESSION['KUMBIA.CONTENT'])) { |
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echo $_SESSION['KUMBIA.CONTENT']; |
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unset($_SESSION['KUMBIA.CONTENT']); |
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} |
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echo self::$_content; |
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} |
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/** |
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* Renderiza una vista parcial. |
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* |
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* @throw KumbiaException |
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* @param string $partial vista a renderizar |
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* @param string $__time tiempo de cache |
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* @param array|string|null $params variables para el partial |
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* @param string $group grupo de cache |
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* @return void |
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*/ |
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public static function partial($partial, $__time = '', $params = null, $group = 'kumbia.partials') |
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{ |
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if (PRODUCTION && $__time && !Cache::driver()->start($__time, $partial, $group)) { |
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return; |
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} |
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//Verificando el partials en el dir app |
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$__file = APP_PATH."views/_shared/partials/$partial.phtml"; |
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if (!is_file($__file)) { |
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//Verificando el partials en el dir core |
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$__file = CORE_PATH."views/partials/$partial.phtml"; |
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} |
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if ($params) { |
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if (is_string($params)) { |
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$params = Util::getParams(explode(',', $params)); |
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} |
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// carga los parametros en el scope |
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extract($params, EXTR_OVERWRITE); |
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} |
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// carga la vista parcial |
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if (!include $__file) { |
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throw new KumbiaException('Vista Parcial "'.$__file.'" no encontrada', 'no_partial'); |
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} |
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// se guarda en la cache de ser requerido |
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if (PRODUCTION && $__time) { |
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Cache::driver()->end(); |
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} |
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} |
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/** |
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* Obtiene el valor de un atributo público o todos del controlador. |
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* |
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* @param string $var nombre de variable |
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* |
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* @return mixed valor de la variable |
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*/ |
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public static function getVar($var = '') |
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{ |
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if (!$var) { |
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return self::$_controller; |
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} |
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return self::$_controller[$var] ?? null; |
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} |
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} |
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|
|
|
|
395
|
|
|
/** |
396
|
|
|
* Atajo para htmlspecialchars, por defecto toma el charset de la |
397
|
|
|
* aplicacion. |
398
|
|
|
* |
399
|
|
|
* @param string $string |
400
|
|
|
* @param string $charset |
401
|
|
|
* |
402
|
|
|
* @return string |
403
|
|
|
*/ |
404
|
|
|
function h($string, $charset = APP_CHARSET) |
405
|
|
|
{ |
406
|
|
|
return htmlspecialchars($string, ENT_QUOTES, $charset); |
407
|
|
|
} |
408
|
|
|
|