1 |
<?php |
<?php |
|
|
|
2 |
/** |
/** |
3 |
* This file contains the DesignPattern::Proxy class. |
* This file contains the DesignPattern::Proxy class |
4 |
* |
* |
5 |
* @author Andreas Motl <andreas.motl@ilo.de> |
* @author Andreas Motl <andreas.motl@ilo.de> |
6 |
* @module DesignPattern::Proxy |
* @package org.netfrag.glib |
7 |
|
* @name DesignPattern::Proxy |
8 |
|
* |
9 |
* |
* |
10 |
*/ |
*/ |
11 |
|
|
12 |
/** |
|
13 |
|
/** |
14 |
|
* |
15 |
|
* |
16 |
|
* <b>Cvs-Log:</b> |
17 |
|
* |
18 |
|
* <pre> |
19 |
* $Id$ |
* $Id$ |
20 |
* |
* |
21 |
* $Log$ |
* $Log$ |
22 |
|
* Revision 1.7 2003/03/10 23:30:30 joko |
23 |
|
* + fixed metadata for phpDocumentor |
24 |
|
* |
25 |
|
* Revision 1.6 2003/03/10 22:31:56 joko |
26 |
|
* + fixed metadata for phpDocumentor |
27 |
|
* |
28 |
|
* Revision 1.5 2003/03/05 17:28:43 joko |
29 |
|
* updated docu (phpDocumentor testing....) |
30 |
|
* |
31 |
|
* Revision 1.4 2003/03/05 16:32:18 joko |
32 |
|
* updated docu (phpDocumentor testing....) |
33 |
|
* |
34 |
|
* Revision 1.3 2003/03/05 16:10:17 joko |
35 |
|
* updated docu (phpDocumentor testing....) |
36 |
|
* |
37 |
|
* Revision 1.2 2003/03/05 12:12:42 joko |
38 |
|
* re-renamed methods and privates: _handler becomes _proxy again |
39 |
|
* |
40 |
* Revision 1.1 2003/03/03 22:05:25 joko |
* Revision 1.1 2003/03/03 22:05:25 joko |
41 |
* abstract implementation... ;-) |
* abstract implementation... ;-) |
42 |
|
* </pre> |
43 |
|
* |
44 |
* |
* |
45 |
|
*/ |
46 |
|
|
47 |
|
|
48 |
|
/** |
49 |
|
* Load required modules: |
50 |
* |
* |
51 |
*/ |
*/ |
52 |
|
loadModule('Class::Logger'); |
53 |
|
|
54 |
|
|
55 |
/** |
/** |
56 |
* --- An attempt to implement some software design patterns... |
* An attempt to implement some software design patterns... |
57 |
* --- ProxyPattern |
* --- ProxyPattern |
58 |
* |
* |
59 |
* --- http://c2.com/cgi-bin/wiki?ProxyPattern |
* @link http://c2.com/cgi-bin/wiki?ProxyPattern |
60 |
* |
* |
61 |
* @author Andreas Motl <andreas.motl@ilo.de> |
* @author Andreas Motl <andreas.motl@ilo.de> |
62 |
|
* @link http://www.netfrag.org/~joko/ |
63 |
|
* |
64 |
* @copyright (c) 2003 - All Rights reserved. |
* @copyright (c) 2003 - All Rights reserved. |
65 |
* @license GNU LGPL (GNU Lesser General Public License) |
* @license GNU LGPL (GNU Lesser General Public License) |
66 |
* |
* @link http://www.gnu.org/licenses/lgpl.txt |
|
* @author-url http://www.netfrag.org/~joko/ |
|
|
* @license-url http://www.gnu.org/licenses/lgpl.txt |
|
67 |
* |
* |
68 |
* @package org.netfrag.glib |
* @package org.netfrag.glib |
69 |
* @module DesignPattern::Proxy |
* @subpackage DesignPattern |
70 |
* |
* @name DesignPattern::Proxy |
|
*/ |
|
|
|
|
|
/** |
|
|
* Todo: |
|
|
* |
|
|
* x DesignPattern::DecoratorProxy (->decorate) |
|
|
* x DesignPattern::TransparentProxy (->make_transparent) |
|
|
* o DesignPattern::MultiProxy (->both???) (diamond inheritance? possible in php?) |
|
|
* o DesignPattern::GenericAdapterProxy??? |
|
|
* o no 'locator/query' or 'type/component' |
|
|
* o even more generic: just 'adapter_metadata' (-> global adapter registry?) |
|
|
|
|
|
|
|
71 |
* |
* |
72 |
|
* @todo (x) DesignPattern::DecoratorProxy (->decorate) |
73 |
|
* @todo (x) DesignPattern::TransparentProxy (->make_transparent) |
74 |
|
* @todo (o) DesignPattern::MultiProxy (->both???) (diamond inheritance? possible in php?) |
75 |
|
* @todo (o) DesignPattern::GenericAdapterProxy??? |
76 |
|
* @todo (o) no 'locator/query' or 'type/component' |
77 |
|
* @todo (o) even more generic: just 'adapter_metadata' (-> global adapter registry?) |
78 |
* |
* |
79 |
*/ |
*/ |
|
|
|
|
/** |
|
|
* Load required modules: |
|
|
* |
|
|
*/ |
|
|
loadModule('Class::Logger'); |
|
|
|
|
80 |
class DesignPattern_Proxy extends Class_Logger { |
class DesignPattern_Proxy extends Class_Logger { |
81 |
|
|
82 |
/** |
/** |
84 |
* |
* |
85 |
*/ |
*/ |
86 |
var $_debug = array( |
var $_debug = array( |
87 |
notice => 0, |
notice => 1, |
88 |
trace => 0, |
trace => 1, |
89 |
payload => 0, |
payload => 1, |
90 |
); |
); |
91 |
|
|
92 |
var $_component_name; |
var $_component_name; |
103 |
* ... or others! (these are just proposals for convenience) |
* ... or others! (these are just proposals for convenience) |
104 |
* |
* |
105 |
*/ |
*/ |
106 |
var $_handler = NULL; |
var $_proxy = NULL; |
107 |
|
|
108 |
|
|
109 |
/** |
/** |
116 |
* ); |
* ); |
117 |
* |
* |
118 |
*/ |
*/ |
119 |
var $_handler_options = NULL; |
var $_proxy_options = NULL; |
120 |
|
|
121 |
|
|
122 |
function about() { |
function about() { |
136 |
|
|
137 |
function constructor($handler = array()) { |
function constructor($handler = array()) { |
138 |
if (sizeof($handler)) { |
if (sizeof($handler)) { |
139 |
$this->set_handler($handler); |
$this->set_proxy($handler); |
140 |
} |
} |
141 |
$this->create_handler(); |
$this->create_proxy(); |
142 |
$this->call_handler(); |
$this->call_proxy(); |
143 |
} |
} |
144 |
|
|
145 |
/* |
/* |
157 |
* @param Handler object - &$handler |
* @param Handler object - &$handler |
158 |
* |
* |
159 |
*/ |
*/ |
160 |
function set_handler( &$handler ) { |
function set_proxy( &$handler ) { |
161 |
$this->_handler = &$handler; |
$this->_proxy = &$handler; |
162 |
} |
} |
163 |
|
|
164 |
function &get_handler() { |
function &get_proxy() { |
165 |
return $this->_handler; |
return $this->_proxy; |
166 |
} |
} |
167 |
|
|
168 |
function call_handler() { |
function call_proxy() { |
169 |
$this->_abstract_method('call_handler', 'DesignPattern::Proxy'); |
$this->_abstract_method('call_proxy', 'DesignPattern::Proxy'); |
170 |
} |
} |
171 |
|
|
172 |
function set_component_name($name) { |
function set_component_name($name) { |
175 |
function get_component_name() { |
function get_component_name() { |
176 |
return $this->_component_name; |
return $this->_component_name; |
177 |
} |
} |
178 |
function set_component_options($options) { |
function set_component_options_v1() { |
179 |
$this->_component_options= $options; |
$options = func_get_args(); |
180 |
|
if (is_array($options)) { |
181 |
|
if (is_hash($options)) { |
182 |
|
$this->_component_options = $options; |
183 |
|
} else { |
184 |
|
$this->_component_options = array(); |
185 |
|
foreach ($options as $option) { |
186 |
|
array_push($this->_component_options, $option); |
187 |
|
} |
188 |
|
} |
189 |
|
} else { |
190 |
|
$this->_component_options = $options; |
191 |
|
} |
192 |
|
} |
193 |
|
function set_component_options() { |
194 |
|
$options = func_get_args(); |
195 |
|
if (sizeof($options) >= 1) { |
196 |
|
$this->_component_options = array(); |
197 |
|
foreach ($options as $option) { |
198 |
|
array_push($this->_component_options, $option); |
199 |
|
} |
200 |
|
} else { |
201 |
|
$this->_component_options = $options; |
202 |
|
} |
203 |
} |
} |
204 |
function get_component_options() { |
function get_component_options() { |
205 |
return $this->_component_options; |
return $this->_component_options; |
206 |
} |
} |
207 |
|
|
208 |
function create_handler() { |
function create_proxy() { |
209 |
//print "DesignPattern::Proxy->create_handler<br/>"; |
//print "DesignPattern::Proxy->create_proxy<br/>"; |
210 |
//print "comp: " . $this->get_component_name() . "<br/>"; |
//print "comp: " . $this->get_component_name() . "<br/>"; |
211 |
//print "comp: " . $this->get_component_options() . "<br/>"; |
//print "comp: " . $this->get_component_options() . "<br/>"; |
212 |
$handler = php::mkComponent( $this->get_component_name(), $this->get_component_options() ); |
$handler = php::mkComponent( $this->get_component_name(), $this->get_component_options() ); |
213 |
//print Dumper($handler); |
//print Dumper($handler); |
214 |
//exit; |
//exit; |
215 |
|
|
216 |
$this->set_handler( $handler ); |
$this->set_proxy( $handler ); |
217 |
} |
} |
218 |
|
|
219 |
|
|