org.netfrag.glib/DesignPattern/MVC.php

<?php
/**
 * This file contains the DesignPattern::MVC class
 *
 * @author Andreas Motl <andreas.motl@ilo.de>
 * @package org.netfrag.glib
 * @name DesignPattern::MVC
 *
 *
 */


/** 
 *
 * <b>Cvs-Log:</b>
 *
 * <pre>
 * $Id: MVC.php,v 1.12 2003/03/10 23:30:27 joko Exp $
 *
 * $Log: MVC.php,v $
 * Revision 1.12  2003/03/10 23:30:27  joko
 * + fixed metadata for phpDocumentor
 *
 * Revision 1.11  2003/03/10 22:31:56  joko
 * + fixed metadata for phpDocumentor
 *
 * Revision 1.10  2003/03/05 17:02:22  joko
 * updated docu (phpDocumentor testing....)
 *
 * Revision 1.9  2003/03/05 16:32:18  joko
 * updated docu (phpDocumentor testing....)
 *
 * Revision 1.8  2003/03/05 16:10:17  joko
 * updated docu (phpDocumentor testing....)
 *
 * Revision 1.7  2003/03/05 15:41:03  joko
 * updated docu (phpDocumentor testing....)
 *
 * Revision 1.6  2003/03/05 15:24:23  joko
 * updated docu (phpDocumentor testing....)
 *
 * Revision 1.5  2003/03/03 21:57:42  joko
 * changed base class
 *
 * Revision 1.4  2003/03/01 22:44:54  joko
 * setup_views not required?
 *
 * Revision 1.3  2003/03/01 21:13:00  joko
 * now actually doing something via '->perform'
 *
 * Revision 1.2  2003/03/01 16:53:57  joko
 * + now propagating/forwarding passed-in data to add_[model|view|controller] to base class method DesignPattern::Container::push_element to store it
 *    is this a case for aspect-oriented-programming?
 * - removed calls to _abstract_method
 *
 * Revision 1.1  2003/03/01 15:31:18  joko
 * + initial commit
 * </pre>
 *
 *
 */


/**
 * This tries to abstract some parts of the MVC Pattern
 *
 * @author Andreas Motl <andreas.motl@ilo.de>
 * @link http://www.netfrag.org/~joko/
 * @copyright (c) 2003 - All Rights reserved.
 * @license GNU LGPL (GNU Lesser General Public License)
 * @link http://www.gnu.org/licenses/lgpl.txt
 *
 * @package org.netfrag.glib
 * @subpackage DesignPattern
 * @name DesignPattern::MVC
 *
 *
 * @todo xyz
 * @todo bla, bli, blub
 *
 *
 */
class DesignPattern_MVC extends DesignPattern_Facade {

  var $_model = array();
  var $_view = array();
  var $_controller = array();

  var $_performed_result = null;


 /**
  * The constructor ...
  *   ... just does nothing.
  *
  * @param registry
  */
  function constructor() {
    set_error_handler('php_error_handler');
    parent::constructor();
  }

  function _abstract_method($method) {
    $package = get_class($this);
    $package_p = get_parent_class($this);
    user_error( "DesignPattern::MVC.$package_p.$package: Please implement method '$method'." );
  }
  
  // spool controller rules
  function &perform() {
    
    $this->_model_data = &$this->get_model_data();
    $this->_controller_data = &$this->get_controller_data();
    
    //print Dumper($this);
    //exit;
    
    // create instance of controller from module
    $this->_controller_instance = mkObject($this->_controller_data[module]);
    
    // trace
      //print Dumper($this);
      //print Dumper($this->_controller_data);
      //print Dumper($this->_controller_instance);
      //exit;
    
    //$this->perform_rules();

    // new!!! request data is propagated here!!!
    // FIXME: '_raw[request]'  -  really?
    $this->_controller_instance->set_request(&$this->_raw[request]);
    
    $this->_controller_instance->set_rules($this->_controller_data[rules]);
    $this->_performed_result = $this->_controller_instance->perform($this->_model_data);
    
    // finally, re-integrate into main application flow
    return $this->handle();
    
  }

  // dispatch on controller state flags/variables
  function handle() {
    $this->_abstract_method('handle');
  }
  
  function setup_views() {
    //$this->_abstract_method('setup_views');
  }


  function add_model() {
    $args = &func_get_args();
    $this->_container->push('model', &$args[0]);
  }

  function add_view() {
    $args = &func_get_args();
    $this->_container->push('view', &$args[0]);
  }

  function add_controller() {
    $args = &func_get_args();
    $this->_container->push('controller', &$args[0]);
  }

  function &get_model_data() {
    return $this->_container->last('model');
  }

  function &get_view_data() {
    $args = &func_get_args();
    $slot = $args[0];
    return $this->_container->slot('view', $slot);
  }

  function &get_controller_data() {
    return $this->_container->last('controller');
  }

  function check_performed_result() {
    if (sizeof($this->_performed_result)) {
      return 1;
    } else {
      user_error("MVC[" . get_class($this) . "] failed - performed result was empty.");
    }
  }
    
}

?>
1	joko	1.1	<?php
2			/**
3	joko	1.8	* This file contains the DesignPattern::MVC class
4	joko	1.1	*
5	joko	1.7	* @author Andreas Motl <andreas.motl@ilo.de>
6	joko	1.6	* @package org.netfrag.glib
7			* @name DesignPattern::MVC
8	joko	1.9	*
9			*
10	joko	1.12	*/
11
12
13			/**
14	joko	1.9	*
15			* <b>Cvs-Log:</b>
16	joko	1.5	*
17	joko	1.9	* <pre>
18	joko	1.13	* $Id: MVC.php,v 1.12 2003/03/10 23:30:27 joko Exp $
19	joko	1.2	*
20			* $Log: MVC.php,v $
21	joko	1.13	* Revision 1.12 2003/03/10 23:30:27 joko
22			* + fixed metadata for phpDocumentor
23			*
24	joko	1.12	* Revision 1.11 2003/03/10 22:31:56 joko
25			* + fixed metadata for phpDocumentor
26			*
27	joko	1.11	* Revision 1.10 2003/03/05 17:02:22 joko
28			* updated docu (phpDocumentor testing....)
29			*
30	joko	1.10	* Revision 1.9 2003/03/05 16:32:18 joko
31			* updated docu (phpDocumentor testing....)
32			*
33	joko	1.9	* Revision 1.8 2003/03/05 16:10:17 joko
34			* updated docu (phpDocumentor testing....)
35			*
36	joko	1.8	* Revision 1.7 2003/03/05 15:41:03 joko
37			* updated docu (phpDocumentor testing....)
38			*
39	joko	1.7	* Revision 1.6 2003/03/05 15:24:23 joko
40			* updated docu (phpDocumentor testing....)
41			*
42	joko	1.6	* Revision 1.5 2003/03/03 21:57:42 joko
43			* changed base class
44			*
45	joko	1.5	* Revision 1.4 2003/03/01 22:44:54 joko
46			* setup_views not required?
47			*
48	joko	1.4	* Revision 1.3 2003/03/01 21:13:00 joko
49			* now actually doing something via '->perform'
50			*
51	joko	1.3	* Revision 1.2 2003/03/01 16:53:57 joko
52	joko	1.5	* + now propagating/forwarding passed-in data to add_[model\|view\|controller] to base class method DesignPattern::Container::push_element to store it
53	joko	1.3	* is this a case for aspect-oriented-programming?
54			* - removed calls to _abstract_method
55			*
56	joko	1.2	* Revision 1.1 2003/03/01 15:31:18 joko
57			* + initial commit
58	joko	1.9	* </pre>
59	joko	1.1	*
60			*
61			*/
62
63
64			/**
65	joko	1.8	* This tries to abstract some parts of the MVC Pattern
66	joko	1.1	*
67			* @author Andreas Motl <andreas.motl@ilo.de>
68	joko	1.6	* @link http://www.netfrag.org/~joko/
69	joko	1.1	* @copyright (c) 2003 - All Rights reserved.
70			* @license GNU LGPL (GNU Lesser General Public License)
71	joko	1.6	* @link http://www.gnu.org/licenses/lgpl.txt
72	joko	1.1	*
73			* @package org.netfrag.glib
74	joko	1.10	* @subpackage DesignPattern
75	joko	1.6	* @name DesignPattern::MVC
76	joko	1.1	*
77	joko	1.9	*
78	joko	1.6	* @todo xyz
79			* @todo bla, bli, blub
80	joko	1.1	*
81			*
82			*/
83	joko	1.5	class DesignPattern_MVC extends DesignPattern_Facade {
84	joko	1.1
85	joko	1.3	var $_model = array();
86			var $_view = array();
87			var $_controller = array();
88
89			var $_performed_result = null;
90	joko	1.1
91
92			/**
93			* The constructor ...
94			* ... just does nothing.
95			*
96			* @param registry
97			*/
98	joko	1.5	function constructor() {
99	joko	1.13	set_error_handler('php_error_handler');
100	joko	1.5	parent::constructor();
101	joko	1.1	}
102
103			function _abstract_method($method) {
104	joko	1.2	$package = get_class($this);
105	joko	1.3	$package_p = get_parent_class($this);
106	joko	1.13	user_error( "DesignPattern::MVC.$package_p.$package: Please implement method '$method'." );
107	joko	1.1	}
108	joko	1.2
109	joko	1.3	// spool controller rules
110			function &perform() {
111
112			$this->_model_data = &$this->get_model_data();
113			$this->_controller_data = &$this->get_controller_data();
114
115			//print Dumper($this);
116			//exit;
117
118			// create instance of controller from module
119			$this->_controller_instance = mkObject($this->_controller_data[module]);
120
121			// trace
122			//print Dumper($this);
123			//print Dumper($this->_controller_data);
124			//print Dumper($this->_controller_instance);
125			//exit;
126
127			//$this->perform_rules();
128
129			// new!!! request data is propagated here!!!
130			// FIXME: '_raw[request]' - really?
131			$this->_controller_instance->set_request(&$this->_raw[request]);
132
133			$this->_controller_instance->set_rules($this->_controller_data[rules]);
134			$this->_performed_result = $this->_controller_instance->perform($this->_model_data);
135
136			// finally, re-integrate into main application flow
137			return $this->handle();
138
139			}
140
141			// dispatch on controller state flags/variables
142			function handle() {
143			$this->_abstract_method('handle');
144			}
145	joko	1.2
146	joko	1.3	function setup_views() {
147	joko	1.4	//$this->_abstract_method('setup_views');
148	joko	1.3	}
149	joko	1.5
150
151	joko	1.1	function add_model() {
152	joko	1.2	$args = &func_get_args();
153	joko	1.5	$this->_container->push('model', &$args[0]);
154	joko	1.1	}
155
156			function add_view() {
157	joko	1.2	$args = &func_get_args();
158	joko	1.5	$this->_container->push('view', &$args[0]);
159	joko	1.1	}
160
161			function add_controller() {
162	joko	1.2	$args = &func_get_args();
163	joko	1.5	$this->_container->push('controller', &$args[0]);
164	joko	1.3	}
165
166			function &get_model_data() {
167	joko	1.5	return $this->_container->last('model');
168	joko	1.3	}
169
170			function &get_view_data() {
171			$args = &func_get_args();
172			$slot = $args[0];
173	joko	1.5	return $this->_container->slot('view', $slot);
174	joko	1.3	}
175
176			function &get_controller_data() {
177	joko	1.5	return $this->_container->last('controller');
178	joko	1.1	}
179
180	joko	1.13	function check_performed_result() {
181			if (sizeof($this->_performed_result)) {
182			return 1;
183			} else {
184			user_error("MVC[" . get_class($this) . "] failed - performed result was empty.");
185			}
186			}
187
188	joko	1.1	}
189
190	joko	1.13	?>
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