Initial Commit
This commit is contained in:
Riley Schneider
115
database/php/pear/examples/bubbling.php
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115
database/php/pear/examples/bubbling.php
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@@ -0,0 +1,115 @@
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<?PHP
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/**
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* example that shows how to create event bubbling
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*
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* This allows you to create several levels of event handling and you
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* may post a notification to any of these levels.
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*
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* After a notification has been posted on a lower level, it will bubble
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* up through all other levels.
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*
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* @package Event_Dispatcher
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* @subpackage Examples
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* @author Stephan Schmidt <schst@php.net>
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*/
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/**
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* load Event_Dispatcher package
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*/
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require_once 'Event/Dispatcher.php';
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/**
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* example sender class
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*/
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class sender
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{
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var $_dispatcher = null;
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function sender(&$dispatcher)
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{
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$this->_dispatcher = &$dispatcher;
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}
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function foo($bubble = true)
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{
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$this->_dispatcher->post($this, 'onFoo', 'Some Info...', true, $bubble);
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}
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}
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/**
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* example observer
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*/
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function receiver1(&$notification)
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{
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echo "receiver 1 received notification<br />\n";
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}
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/**
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* example observer
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*/
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function receiver2(&$notification)
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{
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echo "receiver 2 received notification<br />\n";
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}
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/**
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* example observer
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*/
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function receiver3(&$notification)
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{
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echo "receiver 3 received notification<br />\n";
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}
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// get the different dispatchers
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$dispatcher1 = &Event_Dispatcher::getInstance();
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$dispatcher2 = &Event_Dispatcher::getInstance('child');
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$dispatcher3 = &Event_Dispatcher::getInstance('grandchild');
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// create senders in two different levels
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$sender1 = &new sender($dispatcher1);
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$sender2 = &new sender($dispatcher2);
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// build three levels
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$dispatcher1->addNestedDispatcher($dispatcher2);
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$dispatcher2->addNestedDispatcher($dispatcher3);
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// add observers in level one and two
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$dispatcher1->addObserver('receiver1', 'onFoo');
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$dispatcher2->addObserver('receiver2', 'onFoo');
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// this will bubble up from 1 to 3
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echo 'sender1->foo()<br />';
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$sender1->foo();
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// this will not bubble up
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echo '<br />';
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echo 'sender1->foo(), but disable bubbling<br />';
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$sender1->foo(false);
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// this will bubble up from 2 to 3
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echo '<br />';
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echo 'sender2->foo()<br />';
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$sender2->foo();
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// This observer will receive the two pending notifications on level 3
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echo '<br />';
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echo 'dispatcher3->addObserver()<br />';
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$dispatcher3->addObserver('receiver3', 'onFoo');
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// remove one level
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$success = $dispatcher1->removeNestedDispatcher($dispatcher2);
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if ($success === true) {
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echo '<br />';
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echo 'removed nested dispatcher2 from dispatcher1<br />';
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}
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// this will stay in level 1
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echo 'sender1->foo()<br />';
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$sender1->foo();
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// this will bubble up from 2-3
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echo '<br />';
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echo 'sender2->foo()<br />';
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$sender2->foo();
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?>
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60
database/php/pear/examples/cancel.php
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60
database/php/pear/examples/cancel.php
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@@ -0,0 +1,60 @@
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<?PHP
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/**
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* example that shows how to cancel an event
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*
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* @package Event_Dispatcher
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* @subpackage Examples
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* @author Stephan Schmidt <schst@php.net>
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*/
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/**
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* load Event_Dispatcher package
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*/
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require_once 'Event/Dispatcher.php';
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/**
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* example sender
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*/
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class sender
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{
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var $_dispatcher = null;
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function sender(&$dispatcher)
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{
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$this->_dispatcher = &$dispatcher;
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}
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function foo()
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{
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$this->_dispatcher->post($this, 'onFoo', 'Some Info...');
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}
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}
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/**
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* example observer
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*/
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function receiver1(&$notification)
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{
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echo "receiver 1 received notification<br />\n";
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// the notification will be cancelled and no other observers
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// will be notified
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$notification->cancelNotification();
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}
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/**
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* example observer
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*/
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function receiver2(&$notification)
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{
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echo "receiver 2 received notification<br />\n";
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}
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$dispatcher = &Event_Dispatcher::getInstance();
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$sender = &new sender($dispatcher);
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$dispatcher->addObserver('receiver1', 'onFoo');
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$dispatcher->addObserver('receiver2', 'onFoo');
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$sender->foo();
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?>
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50
database/php/pear/examples/debugging.php
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50
database/php/pear/examples/debugging.php
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@@ -0,0 +1,50 @@
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<?PHP
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/**
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* example that shows how to cancel an event
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*
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* @package Event_Dispatcher
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* @subpackage Examples
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* @author Stephan Schmidt <schst@php.net>
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*/
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/**
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* load Event_Dispatcher package
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*/
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require_once 'Event/Dispatcher.php';
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/**
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* example observers
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*/
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function receiver1(&$notification)
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{
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echo "receiver 1 received notification<br />\n";
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}
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function receiver2(&$notification)
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{
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echo "receiver 2 received notification<br />\n";
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}
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$dispatcher = &Event_Dispatcher::getInstance();
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$dispatcher->addObserver('receiver1', 'onFoo', 'TestClass');
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$dispatcher->addObserver('receiver2', 'onFoo', 'AnotherTestClass');
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$dispatcher->addObserver('receiver2', 'onBar');
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// Test, whether an observer has been registered
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$registered = $dispatcher->observerRegistered('receiver1', 'onFoo');
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if ($registered === true) {
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echo "Observer successfully registered";
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}
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$observers = $dispatcher->getObservers('onFoo');
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echo '<pre>';
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print_r($observers);
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echo '</pre>';
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// Filter using a class name
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$observers = $dispatcher->getObservers('onFoo', 'TestClass');
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echo '<pre>';
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print_r($observers);
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echo '</pre>';
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?>
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299
database/php/pear/examples/example.php
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299
database/php/pear/examples/example.php
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@@ -0,0 +1,299 @@
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<?php
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/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
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/**
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* Examples (file #1)
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*
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* several examples for the methods of XML_Util
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*
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* PHP versions 4 and 5
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*
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* LICENSE:
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*
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* Copyright (c) 2003-2008 Stephan Schmidt <schst@php.net>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @category XML
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* @package XML_Util
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* @subpackage Examples
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* @author Stephan Schmidt <schst@php.net>
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* @copyright 2003-2008 Stephan Schmidt <schst@php.net>
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* @license http://opensource.org/licenses/bsd-license New BSD License
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* @version CVS: $Id$
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* @link http://pear.php.net/package/XML_Util
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*/
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/**
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* set error level
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*/
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error_reporting(E_ALL);
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require_once 'XML/Util.php';
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/**
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* replacing XML entities
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*/
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print 'replace XML entities:<br>';
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print XML_Util::replaceEntities('This string contains < & >.');
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print "\n<br><br>\n";
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/**
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* reversing XML entities
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*/
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print 'replace XML entities:<br>';
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print XML_Util::reverseEntities('This string contains < & >.');
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print "\n<br><br>\n";
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/**
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* building XML declaration
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*/
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print 'building XML declaration:<br>';
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print htmlspecialchars(XML_Util::getXMLDeclaration());
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print "\n<br><br>\n";
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print 'building XML declaration with additional attributes:<br>';
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print htmlspecialchars(XML_Util::getXMLDeclaration('1.0', 'UTF-8', true));
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print "\n<br><br>\n";
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/**
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* building document type declaration
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*/
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print 'building DocType declaration:<br>';
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print htmlspecialchars(XML_Util::getDocTypeDeclaration('package',
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'http://pear.php.net/dtd/package-1.0'));
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print "\n<br><br>\n";
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print 'building DocType declaration with public ID (does not exist):<br>';
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print htmlspecialchars(XML_Util::getDocTypeDeclaration('package',
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array('uri' => 'http://pear.php.net/dtd/package-1.0',
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'id' => '-//PHP//PEAR/DTD PACKAGE 0.1')));
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print "\n<br><br>\n";
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print 'building DocType declaration with internal DTD:<br>';
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print '<pre>';
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print htmlspecialchars(XML_Util::getDocTypeDeclaration('package',
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'http://pear.php.net/dtd/package-1.0',
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'<!ELEMENT additionalInfo (#PCDATA)>'));
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print '</pre>';
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print "\n<br><br>\n";
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/**
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* creating an attribute string
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*/
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$att = array(
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'foo' => 'bar',
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'argh' => 'tomato'
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);
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print 'converting array to string:<br>';
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print XML_Util::attributesToString($att);
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print "\n<br><br>\n";
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/**
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* creating an attribute string with linebreaks
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*/
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$att = array(
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'foo' => 'bar',
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'argh' => 'tomato'
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);
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print 'converting array to string (including line breaks):<br>';
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print '<pre>';
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print XML_Util::attributesToString($att, true, true);
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print '</pre>';
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print "\n<br><br>\n";
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/**
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* splitting a qualified tag name
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*/
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print 'splitting qualified tag name:<br>';
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print '<pre>';
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print_r(XML_Util::splitQualifiedName('xslt:stylesheet'));
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print '</pre>';
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print "\n<br>\n";
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/**
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* splitting a qualified tag name (no namespace)
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*/
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print 'splitting qualified tag name (no namespace):<br>';
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print '<pre>';
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print_r(XML_Util::splitQualifiedName('foo'));
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print '</pre>';
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print "\n<br>\n";
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/**
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* splitting a qualified tag name (no namespace, but default namespace specified)
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*/
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print 'splitting qualified tag name '
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. '(no namespace, but default namespace specified):<br>';
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print '<pre>';
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print_r(XML_Util::splitQualifiedName('foo', 'bar'));
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print '</pre>';
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print "\n<br>\n";
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/**
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* verifying XML names
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*/
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print 'verifying \'My private tag\':<br>';
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print '<pre>';
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print_r(XML_Util::isValidname('My Private Tag'));
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print '</pre>';
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print "\n<br><br>\n";
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print 'verifying \'-MyTag\':<br>';
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print '<pre>';
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print_r(XML_Util::isValidname('-MyTag'));
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print '</pre>';
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print "\n<br><br>\n";
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/**
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* creating an XML tag
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*/
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$tag = array(
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'namespace' => 'foo',
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'localPart' => 'bar',
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'attributes' => array('key' => 'value', 'argh' => 'fruit&vegetable'),
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'content' => 'I\'m inside the tag'
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);
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print 'creating a tag with namespace and local part:<br>';
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print htmlentities(XML_Util::createTagFromArray($tag));
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print "\n<br><br>\n";
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|
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/**
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* creating an XML tag
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*/
|
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$tag = array(
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'qname' => 'foo:bar',
|
||||
'namespaceUri' => 'http://foo.com',
|
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'attributes' => array('key' => 'value', 'argh' => 'fruit&vegetable'),
|
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'content' => 'I\'m inside the tag'
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);
|
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|
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print 'creating a tag with qualified name and namespaceUri:<br>';
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print htmlentities(XML_Util::createTagFromArray($tag));
|
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print "\n<br><br>\n";
|
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|
||||
/**
|
||||
* creating an XML tag
|
||||
*/
|
||||
$tag = array(
|
||||
'qname' => 'bar',
|
||||
'namespaceUri' => 'http://foo.com',
|
||||
'attributes' => array('key' => 'value', 'argh' => 'fruit&vegetable')
|
||||
);
|
||||
|
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print 'creating an empty tag without namespace but namespace Uri:<br>';
|
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print htmlentities(XML_Util::createTagFromArray($tag));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* creating an XML tag with more namespaces
|
||||
*/
|
||||
$tag = array(
|
||||
'namespace' => 'foo',
|
||||
'localPart' => 'bar',
|
||||
'attributes' => array('key' => 'value', 'argh' => 'fruit&vegetable'),
|
||||
'content' => 'I\'m inside the tag',
|
||||
'namespaces' => array(
|
||||
'bar' => 'http://bar.com',
|
||||
'pear' => 'http://pear.php.net',
|
||||
)
|
||||
);
|
||||
|
||||
print 'creating an XML tag with more namespaces:<br />';
|
||||
print htmlentities(XML_Util::createTagFromArray($tag));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* creating an XML tag with a CData Section
|
||||
*/
|
||||
$tag = array(
|
||||
'qname' => 'foo',
|
||||
'attributes' => array('key' => 'value', 'argh' => 'fruit&vegetable'),
|
||||
'content' => 'I\'m inside the tag'
|
||||
);
|
||||
|
||||
print 'creating a tag with CData section:<br>';
|
||||
print htmlentities(XML_Util::createTagFromArray($tag, XML_UTIL_CDATA_SECTION));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* creating an XML tag with a CData Section
|
||||
*/
|
||||
$tag = array(
|
||||
'qname' => 'foo',
|
||||
'attributes' => array('key' => 'value', 'argh' => 't<>t<EFBFBD>'),
|
||||
'content' =>
|
||||
'Also XHTML-tags can be created '
|
||||
. 'and HTML entities can be replaced <20> <20> <20> <20> <>.'
|
||||
);
|
||||
|
||||
print 'creating a tag with HTML entities:<br>';
|
||||
print htmlentities(XML_Util::createTagFromArray($tag, XML_UTIL_ENTITIES_HTML));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* creating an XML tag with createTag
|
||||
*/
|
||||
print 'creating a tag with createTag:<br>';
|
||||
print htmlentities(XML_Util::createTag('myNs:myTag',
|
||||
array('foo' => 'bar'),
|
||||
'This is inside the tag',
|
||||
'http://www.w3c.org/myNs#'));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
|
||||
/**
|
||||
* trying to create an XML tag with an array as content
|
||||
*/
|
||||
$tag = array(
|
||||
'qname' => 'bar',
|
||||
'content' => array('foo' => 'bar')
|
||||
);
|
||||
print 'trying to create an XML tag with an array as content:<br>';
|
||||
print '<pre>';
|
||||
print_r(XML_Util::createTagFromArray($tag));
|
||||
print '</pre>';
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* trying to create an XML tag without a name
|
||||
*/
|
||||
$tag = array(
|
||||
'attributes' => array('foo' => 'bar'),
|
||||
);
|
||||
print 'trying to create an XML tag without a name:<br>';
|
||||
print '<pre>';
|
||||
print_r(XML_Util::createTagFromArray($tag));
|
||||
print '</pre>';
|
||||
print "\n<br><br>\n";
|
||||
?>
|
||||
145
database/php/pear/examples/example2.php
Normal file
145
database/php/pear/examples/example2.php
Normal file
@@ -0,0 +1,145 @@
|
||||
<?php
|
||||
|
||||
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
|
||||
|
||||
/**
|
||||
* Examples (file #2)
|
||||
*
|
||||
* several examples for the methods of XML_Util
|
||||
*
|
||||
* PHP versions 4 and 5
|
||||
*
|
||||
* LICENSE:
|
||||
*
|
||||
* Copyright (c) 2003-2008 Stephan Schmidt <schst@php.net>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* * The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
|
||||
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
|
||||
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
|
||||
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
* @category XML
|
||||
* @package XML_Util
|
||||
* @subpackage Examples
|
||||
* @author Stephan Schmidt <schst@php.net>
|
||||
* @copyright 2003-2008 Stephan Schmidt <schst@php.net>
|
||||
* @license http://opensource.org/licenses/bsd-license New BSD License
|
||||
* @version CVS: $Id$
|
||||
* @link http://pear.php.net/package/XML_Util
|
||||
*/
|
||||
|
||||
/**
|
||||
* set error level
|
||||
*/
|
||||
error_reporting(E_ALL);
|
||||
|
||||
require_once 'XML/Util.php';
|
||||
|
||||
/**
|
||||
* creating a start element
|
||||
*/
|
||||
print 'creating a start element:<br>';
|
||||
print htmlentities(XML_Util::createStartElement('myNs:myTag',
|
||||
array('foo' => 'bar'), 'http://www.w3c.org/myNs#'));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
|
||||
/**
|
||||
* creating a start element
|
||||
*/
|
||||
print 'creating a start element:<br>';
|
||||
print htmlentities(XML_Util::createStartElement('myTag',
|
||||
array(), 'http://www.w3c.org/myNs#'));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* creating a start element
|
||||
*/
|
||||
print 'creating a start element:<br>';
|
||||
print '<pre>';
|
||||
print htmlentities(XML_Util::createStartElement('myTag',
|
||||
array('foo' => 'bar', 'argh' => 'tomato'),
|
||||
'http://www.w3c.org/myNs#', true));
|
||||
print '</pre>';
|
||||
print "\n<br><br>\n";
|
||||
|
||||
|
||||
/**
|
||||
* creating an end element
|
||||
*/
|
||||
print 'creating an end element:<br>';
|
||||
print htmlentities(XML_Util::createEndElement('myNs:myTag'));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* creating a CData section
|
||||
*/
|
||||
print 'creating a CData section:<br>';
|
||||
print htmlentities(XML_Util::createCDataSection('I am content.'));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* creating a comment
|
||||
*/
|
||||
print 'creating a comment:<br>';
|
||||
print htmlentities(XML_Util::createComment('I am a comment.'));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* creating an XML tag with multiline mode
|
||||
*/
|
||||
$tag = array(
|
||||
'qname' => 'foo:bar',
|
||||
'namespaceUri' => 'http://foo.com',
|
||||
'attributes' => array('key' => 'value', 'argh' => 'fruit&vegetable'),
|
||||
'content' => 'I\'m inside the tag & contain dangerous chars'
|
||||
);
|
||||
|
||||
print 'creating a tag with qualified name and namespaceUri:<br>';
|
||||
print '<pre>';
|
||||
print htmlentities(XML_Util::createTagFromArray($tag,
|
||||
XML_UTIL_REPLACE_ENTITIES, true));
|
||||
print '</pre>';
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* create an attribute string without replacing the entities
|
||||
*/
|
||||
$atts = array('series' => 'Starsky & Hutch', 'channel' => 'ABC');
|
||||
print 'creating a attribute string, '
|
||||
. 'entities in values already had been replaced:<br>';
|
||||
print htmlentities(XML_Util::attributesToString($atts,
|
||||
true, false, false, false, XML_UTIL_ENTITIES_NONE));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
/**
|
||||
* using the array-syntax for attributesToString()
|
||||
*/
|
||||
$atts = array('series' => 'Starsky & Hutch', 'channel' => 'ABC');
|
||||
print 'using the array-syntax for attributesToString()<br>';
|
||||
print htmlentities(XML_Util::attributesToString($atts,
|
||||
array('entities' => XML_UTIL_ENTITIES_NONE)));
|
||||
print "\n<br><br>\n";
|
||||
|
||||
|
||||
?>
|
||||
76
database/php/pear/examples/notification-class.php
Normal file
76
database/php/pear/examples/notification-class.php
Normal file
@@ -0,0 +1,76 @@
|
||||
<?PHP
|
||||
/**
|
||||
* example that shows how to change the class used for notifications
|
||||
*
|
||||
* You may change the notification class per dispatcher or globally for all
|
||||
* newly created dispatchers.
|
||||
*
|
||||
* @package Event_Dispatcher
|
||||
* @subpackage Examples
|
||||
* @author Stephan Schmidt <schst@php.net>
|
||||
*/
|
||||
|
||||
/**
|
||||
* load Event_Dispatcher package
|
||||
*/
|
||||
require_once 'Event/Dispatcher.php';
|
||||
|
||||
/**
|
||||
* example sender
|
||||
*
|
||||
* @package Event_Dispatcher
|
||||
* @subpackage Examples
|
||||
* @author Stephan Schmidt <schst@php.net>
|
||||
*/
|
||||
class sender
|
||||
{
|
||||
var $_dispatcher = null;
|
||||
|
||||
function sender(&$dispatcher)
|
||||
{
|
||||
$this->_dispatcher = &$dispatcher;
|
||||
}
|
||||
|
||||
function foo()
|
||||
{
|
||||
$this->_dispatcher->post($this, 'onFoo', 'Some Info...');
|
||||
}
|
||||
}
|
||||
|
||||
function receiver(&$notification)
|
||||
{
|
||||
echo 'received notification: ';
|
||||
echo get_class($notification);
|
||||
echo '<br />';
|
||||
}
|
||||
|
||||
/**
|
||||
* custom notification class
|
||||
*
|
||||
* @package Event_Dispatcher
|
||||
* @subpackage Examples
|
||||
* @author Stephan Schmidt <schst@php.net>
|
||||
*/
|
||||
class MyNotification extends Event_Notification
|
||||
{
|
||||
}
|
||||
|
||||
$dispatcher = &Event_Dispatcher::getInstance();
|
||||
$dispatcher->setNotificationClass('MyNotification');
|
||||
$sender = &new sender($dispatcher);
|
||||
|
||||
$dispatcher->addObserver('receiver');
|
||||
|
||||
echo 'sender->foo()<br />';
|
||||
$sender->foo();
|
||||
|
||||
Event_Dispatcher::setNotificationClass('MyNotification');
|
||||
|
||||
$dispatcher2 = &Event_Dispatcher::getInstance();
|
||||
$sender2 = &new sender($dispatcher2);
|
||||
|
||||
$dispatcher2->addObserver('receiver');
|
||||
|
||||
echo '<br />sender2->foo()<br />';
|
||||
$sender2->foo();
|
||||
?>
|
||||
63
database/php/pear/examples/object.php
Normal file
63
database/php/pear/examples/object.php
Normal file
@@ -0,0 +1,63 @@
|
||||
<?PHP
|
||||
/**
|
||||
* example that show how to use objects as observers without
|
||||
* loosing references
|
||||
*
|
||||
* @package Event_Dispatcher
|
||||
* @subpackage Examples
|
||||
* @author Stephan Schmidt <schst@php.net>
|
||||
*/
|
||||
|
||||
/**
|
||||
* load Event_Dispatcher package
|
||||
*/
|
||||
require_once 'Event/Dispatcher.php';
|
||||
|
||||
/**
|
||||
* example sender
|
||||
*/
|
||||
class sender
|
||||
{
|
||||
var $_dispatcher = null;
|
||||
|
||||
function sender(&$dispatcher)
|
||||
{
|
||||
$this->_dispatcher = &$dispatcher;
|
||||
}
|
||||
|
||||
function foo()
|
||||
{
|
||||
$notification = &$this->_dispatcher->post($this, 'onFoo', 'Some Info...');
|
||||
echo "notification::foo is {$notification->foo}<br />";
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* example observer
|
||||
*/
|
||||
class receiver
|
||||
{
|
||||
var $foo;
|
||||
|
||||
function notify(&$notification)
|
||||
{
|
||||
echo "received notification<br />";
|
||||
echo "receiver::foo is {$this->foo}<br />";
|
||||
$notification->foo = 'bar';
|
||||
}
|
||||
}
|
||||
|
||||
$dispatcher = &Event_Dispatcher::getInstance();
|
||||
|
||||
$sender = &new sender($dispatcher);
|
||||
$receiver = new receiver();
|
||||
$receiver->foo = 42;
|
||||
|
||||
// make sure you are using an ampersand here!
|
||||
$dispatcher->addObserver(array(&$receiver, 'notify'));
|
||||
|
||||
$receiver->foo = 'bar';
|
||||
|
||||
echo 'sender->foo()<br />';
|
||||
$sender->foo();
|
||||
?>
|
||||
Reference in New Issue
Block a user