104 lines
2.4 KiB
PHP
104 lines
2.4 KiB
PHP
<?php
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/**
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* Erstellung und Verwaltung von Response-Objekten
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*
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* @package federleicht
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* @subpackage base
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*/
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class fl_responder implements data_wrapper, Iterator {
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protected $response_list = array();
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private $key = 0;
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public function __construct() {}
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/**
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* Neue Response hinzufügen
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*
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* Die neue Response wird als aktuelle Response gesetzt, um die
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* Schreibarbeit in den anwendenden Klassen zu verringern.
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*
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* @param string $type
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* @return int $response_key
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*/
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public function add_response($type) {
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$class_name = 'fl_mvc_response_'.$type;
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$this->response_list[] = new $class_name();
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$response_key = count($this->response_list) - 1;
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$this->set_current_response($response_key);
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return $response_key;
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}
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/**
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* Aktuell zu bearbeitende Response setzen
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*
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* @param int $response_key
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* @throws OutOfBoundsException
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*/
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public function set_current_response($response_key) {
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$previous_key = $this->key();
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$this->key = $response_key;
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if ( ! $this->valid() ) {
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$this->key = $previous_key;
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throw new OutOfBoundsException("Response {$response_key} ist nicht im Responder vorhanden");
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}
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}
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/**
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* Interface data_wrapper
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*
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* weil die Response-Objekte dieses Interface implementieren
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*/
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public function set($key, $value) {
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$response = $this->current();
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$response->set($key, $value);
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}
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public function get($key) {
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$response = $this->current();
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return $response->get($key);
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}
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public function say($key) {
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$response = $this->current();
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$response->say($key);
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}
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public function set_data(array $data) {
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$response = $this->current();
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$response->set_data($data);
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}
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public function is_set($key) {
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$response = $this->current();
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return $response->is_set($key);
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}
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public function remove($key) {
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$response = $this->current();
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$response->remove($key);
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}
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/** Ende des Interface data_wrapper */
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/**
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* Interface Iterator
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*
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* Wird implementiert, um in fl_modul::start_execution() die verschiedenen
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* Rückgaben einzeln zu bearbeiten.
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*/
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public function ¤t() {
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return $this->response_list[$this->key()];
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}
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public function key() {
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return $this->key;
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}
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public function next() {
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$this->key++;
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}
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public function rewind() {
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$this->key = 0;
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}
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public function valid() {
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return $this->key < count($this->response_list);
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}
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/** Ende des Interface Interface */
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}
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