| 1 |
<? |
| 2 |
/** |
| 3 |
* This file contains the Class::Inner class. |
| 4 |
* |
| 5 |
* @author Andreas Motl <andreas.motl@ilo.de> |
| 6 |
* @package org.netfrag.glib |
| 7 |
* @name Class::Inner |
| 8 |
* |
| 9 |
*/ |
| 10 |
|
| 11 |
/** |
| 12 |
* <pre> |
| 13 |
* --------------------------------------------------------------------------- |
| 14 |
* $Id: Inner.php,v 1.3 2003/03/11 01:12:53 joko Exp $ |
| 15 |
* --------------------------------------------------------------------------- |
| 16 |
* $Log: Inner.php,v $ |
| 17 |
* Revision 1.3 2003/03/11 01:12:53 joko |
| 18 |
* + fixed metadata for phpDocumentor |
| 19 |
* |
| 20 |
* Revision 1.2 2003/03/05 18:54:43 joko |
| 21 |
* updated docu - phpDocumentor is very strict about its 'blocks'... |
| 22 |
* |
| 23 |
* Revision 1.1 2003/03/03 21:26:30 joko |
| 24 |
* refactored from DesignPattern::Bridge |
| 25 |
* |
| 26 |
* Revision 1.5 2003/02/27 18:09:56 joko |
| 27 |
* mungled mechanism to shift in and pass on arguments |
| 28 |
* |
| 29 |
* Revision 1.4 2003/02/09 17:07:53 joko |
| 30 |
* + minor update related to new log level constants |
| 31 |
* + generic argument merger to show full constructor args |
| 32 |
* |
| 33 |
* Revision 1.3 2003/02/03 14:46:57 joko |
| 34 |
* + wrapped calls to available initializers (constructors, declared startup methods) |
| 35 |
* - moved logger-code to DesignPattern::Logger |
| 36 |
* |
| 37 |
* Revision 1.2 2003/02/03 05:01:27 joko |
| 38 |
* + now attributes can get passed in to the constructors |
| 39 |
* |
| 40 |
* Revision 1.1 2003/02/03 03:33:48 joko |
| 41 |
* + initial commit |
| 42 |
* |
| 43 |
* --------------------------------------------------------------------------- |
| 44 |
* </pre> |
| 45 |
*/ |
| 46 |
|
| 47 |
/** |
| 48 |
* This requires DesignPattern::Facade as a base class |
| 49 |
* |
| 50 |
*/ |
| 51 |
loadModule('DesignPattern::Facade'); |
| 52 |
|
| 53 |
/** |
| 54 |
* Class::Inner |
| 55 |
* |
| 56 |
* @author Andreas Motl <andreas.motl@ilo.de> |
| 57 |
* @copyright (c) 2003 - All Rights reserved. |
| 58 |
* @license GNU LGPL (GNU Lesser General Public License) |
| 59 |
* |
| 60 |
* @link http://www.netfrag.org/~joko/ |
| 61 |
* @link http://www.gnu.org/licenses/lgpl.txt |
| 62 |
* |
| 63 |
* @subpackage Class |
| 64 |
* @name Class::Inner |
| 65 |
* |
| 66 |
*/ |
| 67 |
class Class_Inner extends DesignPattern_Facade { |
| 68 |
|
| 69 |
/* |
| 70 |
var $_parent_class; |
| 71 |
var $_inner_classes; |
| 72 |
var $_inner_objects; |
| 73 |
var $_call_constructor; |
| 74 |
*/ |
| 75 |
|
| 76 |
function perform($args) { |
| 77 |
$this->__create_inners($args); |
| 78 |
} |
| 79 |
|
| 80 |
function __call_constructor($objectname, $method) { |
| 81 |
if (method_exists($this->$objectname, $method)) { |
| 82 |
$this->log( get_class($this) . "->__call_constructor: autocalling \$this->" . $objectname . "->$method()" ); |
| 83 |
$this->$objectname->$method(); |
| 84 |
} |
| 85 |
} |
| 86 |
|
| 87 |
function __create_inners($args) { |
| 88 |
|
| 89 |
$this->log( get_parent_class($this) . "->__create_inners( parent='" . $args[parent_name] . "' )", PEAR_LOG_INFO ); |
| 90 |
//$this->log( get_parent_class($this) . "->_init_helpers: instantiating helper objects below '" . get_class($this) . "::'" ); |
| 91 |
|
| 92 |
//print Dumper($args); |
| 93 |
|
| 94 |
foreach ($args[class_names] as $classname) { |
| 95 |
|
| 96 |
// build objectname from classname |
| 97 |
// - make lowercase |
| 98 |
// - strip leading "Xyz_" ('Site_' here) |
| 99 |
$objectname = $classname; |
| 100 |
$objectname = str_replace('Site_', '', $objectname); // FIXME!!! |
| 101 |
$objectname = strtolower($objectname); |
| 102 |
|
| 103 |
// create new instance of helper object by classname |
| 104 |
// V1: |
| 105 |
//$this->$objectname = &$this->_mkInstance($classname); |
| 106 |
// V2: |
| 107 |
$this->$objectname = &php::mkInstance($classname); |
| 108 |
|
| 109 |
// create additional references to helper object with other names if requested |
| 110 |
// the intention is (e.g.) to migrate objects over to new reference-names when development progresses and ... |
| 111 |
// ... refactoring the object hierarchy is needed, but ... |
| 112 |
// ... you wanna provide the old reference names as "fallbacks" for old code using the libs |
| 113 |
if (is_array($args[ref_names])) { |
| 114 |
foreach ($args[ref_names] as $ref_name) { |
| 115 |
//print "mkRef: $ref_name<br>"; |
| 116 |
$this->$ref_name = &$this->$objectname; |
| 117 |
} |
| 118 |
} |
| 119 |
|
| 120 |
// helper gets reference to ourselves as a parent |
| 121 |
$this->$objectname->$args[parent_name] = &$this; |
| 122 |
|
| 123 |
$this->__call_constructor($objectname, 'constructor'); |
| 124 |
if ( $method = $args[run] ) { |
| 125 |
$this->__call_constructor($objectname, $method); |
| 126 |
} |
| 127 |
|
| 128 |
} |
| 129 |
|
| 130 |
} |
| 131 |
|
| 132 |
|
| 133 |
|
| 134 |
// --- old code |
| 135 |
|
| 136 |
function DesignPattern_Bridge_old() { |
| 137 |
|
| 138 |
$arg_list = func_get_args(); |
| 139 |
$classname = array_shift($arg_list); |
| 140 |
|
| 141 |
// expand single argument |
| 142 |
if (count($arg_list) == 1) { |
| 143 |
$arg_list = $arg_list[0]; |
| 144 |
} |
| 145 |
$attributes = &$arg_list; |
| 146 |
|
| 147 |
//print Dumper($attributes); |
| 148 |
|
| 149 |
//print "init_bridge!<br>"; |
| 150 |
//return $this->_mkInstance($classname, $attributes); |
| 151 |
//$this->_init_logger("../core/var/log/logfile.txt", 1); |
| 152 |
//parent::constructor(); |
| 153 |
|
| 154 |
// V1: |
| 155 |
$this = $this->_mkInstance($classname, $attributes); |
| 156 |
// V2: (don't do that - will crash your apache!!! - hehe - it's an infinite loop) |
| 157 |
//$this = php::mkInstance($classname, $attributes); |
| 158 |
|
| 159 |
//parent::constructor(); |
| 160 |
// $this->_init_logger("../core/var/log/logfile.txt", 1); |
| 161 |
//print Dumper($this); |
| 162 |
|
| 163 |
//return $this; |
| 164 |
} |
| 165 |
|
| 166 |
function &_mkInstance_old($classname, $attributes = null) { |
| 167 |
parent::constructor(); |
| 168 |
$this->log( get_class($this) . "->_mkInstance( classname $classname )" ); |
| 169 |
if (isset($attributes)) { |
| 170 |
//print Dumper($attributes); |
| 171 |
|
| 172 |
/* |
| 173 |
// pass single argument 1:1 |
| 174 |
if (count($attributes) == 1) { |
| 175 |
$attributes_merged = $attributes[0]; |
| 176 |
|
| 177 |
|
| 178 |
|
| 179 |
// pass hash 1:1 |
| 180 |
} elseif (is_hash($attributes)) { |
| 181 |
$attributes_merged = $attributes; |
| 182 |
|
| 183 |
} else { |
| 184 |
$attributes_merged = $attributes; |
| 185 |
} |
| 186 |
*/ |
| 187 |
|
| 188 |
$args_pass = array(); |
| 189 |
for ($i=0; $i<=count($attributes); $i++) { |
| 190 |
array_push($args_pass, '$attributes[' . $i . ']'); |
| 191 |
} |
| 192 |
|
| 193 |
$arg_string = join(', ', $args_pass); |
| 194 |
|
| 195 |
/* |
| 196 |
// merge entries of numerical indexed arrays together into one hash |
| 197 |
} else { |
| 198 |
$attributes_merged = array(); |
| 199 |
foreach ($attributes as $entry) { |
| 200 |
$attributes_merged = array_merge($attributes_merged, $entry); |
| 201 |
} |
| 202 |
} |
| 203 |
*/ |
| 204 |
|
| 205 |
//print Dumper($attributes_merged); |
| 206 |
//print Dumper($attributes); |
| 207 |
//$instance = new $classname($attributes_merged); |
| 208 |
//$instance = new $classname($attributes[0]); |
| 209 |
$evalstr = 'return new $classname(' . $arg_string . ');'; |
| 210 |
$instance = eval($evalstr); |
| 211 |
//print $evalstr . "<br>"; |
| 212 |
} else { |
| 213 |
$instance = new $classname; |
| 214 |
} |
| 215 |
//$this->log("ok"); |
| 216 |
return $instance; |
| 217 |
} |
| 218 |
|
| 219 |
} |
| 220 |
|
| 221 |
|
| 222 |
|
| 223 |
|
| 224 |
?> |
Parent Directory
| 
Revision Log
