Marcus Boerger
22 years ago
7 changed files with 298 additions and 5 deletions
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2ext/spl/config.m4
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2ext/spl/config.w32
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4ext/spl/php_spl.c
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50ext/spl/spl.php
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88ext/spl/spl_observer.c
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41ext/spl/spl_observer.h
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116ext/spl/tests/observer_001.phpt
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/* |
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+----------------------------------------------------------------------+ |
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| PHP Version 5 | |
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+----------------------------------------------------------------------+ |
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| Copyright (c) 1997-2004 The PHP Group | |
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+----------------------------------------------------------------------+ |
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| This source file is subject to version 3.0 of the PHP license, | |
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| that is bundled with this package in the file LICENSE, and is | |
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| available through the world-wide-web at the following url: | |
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| http://www.php.net/license/3_0.txt. | |
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| If you did not receive a copy of the PHP license and are unable to | |
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| obtain it through the world-wide-web, please send a note to | |
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| license@php.net so we can mail you a copy immediately. | |
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+----------------------------------------------------------------------+ |
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| Authors: Marcus Boerger <helly@php.net> | |
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+----------------------------------------------------------------------+ |
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*/ |
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|
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/* $Id$ */ |
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#ifdef HAVE_CONFIG_H |
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# include "config.h" |
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#endif |
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#include "php.h" |
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#include "php_ini.h" |
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#include "ext/standard/info.h" |
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#include "zend_interfaces.h" |
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#include "zend_exceptions.h" |
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|
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#include "php_spl.h" |
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#include "spl_functions.h" |
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#include "spl_engine.h" |
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#include "spl_observer.h" |
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SPL_METHOD(Observer, update); |
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SPL_METHOD(Subject, attach); |
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SPL_METHOD(Subject, detach); |
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SPL_METHOD(Subject, notify); |
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static |
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ZEND_BEGIN_ARG_INFO(arginfo_Observer_update, 0) |
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ZEND_ARG_OBJ_INFO(0, subject, Subject, 0) |
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ZEND_END_ARG_INFO(); |
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static zend_function_entry spl_funcs_Observer[] = { |
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SPL_ABSTRACT_ME(Observer, update, arginfo_Observer_update) |
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{NULL, NULL, NULL} |
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}; |
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static |
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ZEND_BEGIN_ARG_INFO(arginfo_Subject_attach, 0) |
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ZEND_ARG_OBJ_INFO(0, observer, Observer, 0) |
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ZEND_END_ARG_INFO(); |
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|
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/*static |
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ZEND_BEGIN_ARG_INFO_EX(arginfo_Subject_notify, 0, 0, 1) |
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ZEND_ARG_OBJ_INFO(0, ignore, Observer, 1) |
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ZEND_END_ARG_INFO();*/ |
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|
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static zend_function_entry spl_funcs_Subject[] = { |
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SPL_ABSTRACT_ME(Subject, attach, arginfo_Subject_attach) |
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SPL_ABSTRACT_ME(Subject, detach, arginfo_Subject_attach) |
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SPL_ABSTRACT_ME(Subject, notify, NULL) |
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{NULL, NULL, NULL} |
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}; |
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PHPAPI zend_class_entry *spl_ce_Observer; |
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PHPAPI zend_class_entry *spl_ce_Subject; |
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/* {{{ PHP_MINIT_FUNCTION(spl_observer) */ |
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PHP_MINIT_FUNCTION(spl_observer) |
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{ |
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REGISTER_SPL_INTERFACE(Observer); |
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REGISTER_SPL_INTERFACE(Subject); |
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return SUCCESS; |
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} |
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/* }}} */ |
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/* |
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* Local variables: |
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* tab-width: 4 |
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* c-basic-offset: 4 |
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* End: |
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* vim600: fdm=marker |
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* vim: noet sw=4 ts=4 |
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*/ |
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@ -0,0 +1,41 @@ |
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/* |
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+----------------------------------------------------------------------+ |
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| PHP Version 5 | |
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+----------------------------------------------------------------------+ |
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| Copyright (c) 1997-2004 The PHP Group | |
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+----------------------------------------------------------------------+ |
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| This source file is subject to version 3.0 of the PHP license, | |
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| that is bundled with this package in the file LICENSE, and is | |
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| available through the world-wide-web at the following url: | |
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| http://www.php.net/license/3_0.txt. | |
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| If you did not receive a copy of the PHP license and are unable to | |
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| obtain it through the world-wide-web, please send a note to | |
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| license@php.net so we can mail you a copy immediately. | |
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+----------------------------------------------------------------------+ |
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| Authors: Marcus Boerger <helly@php.net> | |
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+----------------------------------------------------------------------+ |
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*/ |
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/* $Id$ */ |
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#ifndef SPL_OBSERVER_H |
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#define SPL_OBSERVER_H |
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#include "php.h" |
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#include "php_spl.h" |
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extern PHPAPI zend_class_entry *spl_ce_Observer; |
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extern PHPAPI zend_class_entry *spl_ce_Subject; |
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PHP_MINIT_FUNCTION(spl_observer); |
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#endif /* SPL_OBSERVER_H */ |
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/* |
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* Local Variables: |
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* c-basic-offset: 4 |
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* tab-width: 4 |
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* End: |
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* vim600: fdm=marker |
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* vim: noet sw=4 ts=4 |
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*/ |
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--TEST-- |
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SPL: Observer and Subject (empty notify) |
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--FILE-- |
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<?php |
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class ObserverImpl implements Observer |
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{ |
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protected $name = ''; |
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function __construct($name = 'obj') |
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{ |
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$this->name = '$' . $name; |
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} |
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function update(Subject $subject) |
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{ |
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echo $this->name . '->' . __METHOD__ . '(' . $subject->getName() . ");\n"; |
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} |
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function getName() |
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{ |
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return $this->name; |
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} |
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} |
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class SubjectImpl implements Subject |
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{ |
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protected $name = ''; |
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protected $observers = array(); |
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function __construct($name = 'sub') |
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{ |
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$this->name = '$' . $name; |
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} |
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function attach(Observer $observer) |
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{ |
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echo '$sub->' . __METHOD__ . '(' . $observer->getName() . ");\n"; |
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if (!in_array($observer, $this->observers)) |
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{ |
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$this->observers[] = $observer; |
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} |
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} |
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function detach(Observer $observer) |
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{ |
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echo '$sub->' . __METHOD__ . '(' . $observer->getName() . ");\n"; |
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$idx = array_search($observer, $this->observers); |
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if ($idx !== false) |
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{ |
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unset($this->observers[$idx]); |
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} |
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} |
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function notify() |
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{ |
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echo '$sub->' . __METHOD__ . "();\n"; |
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foreach($this->observers as $observer) |
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{ |
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$observer->update($this); |
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} |
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} |
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function getName() |
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{ |
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return $this->name; |
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} |
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} |
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$sub = new SubjectImpl; |
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$ob1 = new ObserverImpl("ob1"); |
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$ob2 = new ObserverImpl("ob2"); |
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$ob3 = new ObserverImpl("ob3"); |
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$sub->attach($ob1); |
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$sub->attach($ob1); |
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$sub->attach($ob2); |
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$sub->attach($ob3); |
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$sub->notify(); |
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$sub->detach($ob3); |
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$sub->notify(); |
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$sub->detach($ob2); |
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$sub->detach($ob1); |
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$sub->notify(); |
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$sub->attach($ob3); |
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$sub->notify(); |
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?> |
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===DONE=== |
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--EXPECT-- |
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$sub->SubjectImpl::attach($ob1); |
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$sub->SubjectImpl::attach($ob1); |
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$sub->SubjectImpl::attach($ob2); |
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$sub->SubjectImpl::attach($ob3); |
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$sub->SubjectImpl::notify(); |
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$ob1->ObserverImpl::update($sub); |
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$ob2->ObserverImpl::update($sub); |
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$ob3->ObserverImpl::update($sub); |
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$sub->SubjectImpl::detach($ob3); |
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$sub->SubjectImpl::notify(); |
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$ob1->ObserverImpl::update($sub); |
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$ob2->ObserverImpl::update($sub); |
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$sub->SubjectImpl::detach($ob2); |
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$sub->SubjectImpl::detach($ob1); |
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$sub->SubjectImpl::notify(); |
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$sub->SubjectImpl::attach($ob3); |
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$sub->SubjectImpl::notify(); |
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$ob3->ObserverImpl::update($sub); |
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===DONE=== |
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