/[cvs]/nfo/php/libs/org.netfrag.glib/DesignPattern/MVC.php
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revision 1.2 by joko, Sat Mar 1 16:53:57 2003 UTC revision 1.13 by joko, Fri Apr 4 17:37:05 2003 UTC
# Line 1  Line 1 
1  <?php  <?php
   
2  /**  /**
3   * This file contains the DesignPattern::MVC class.   * This file contains the DesignPattern::MVC class
4   *   *
5   * @author Andreas Motl <andreas.motl@ilo.de>   * @author Andreas Motl <andreas.motl@ilo.de>
6   * @package org.netfrag.glib   * @package org.netfrag.glib
7     * @name DesignPattern::MVC
8     *
9     *
10   */   */
11    
12  /**  
13    /**
14     *
15     * <b>Cvs-Log:</b>
16     *
17     * <pre>
18   * $Id$   * $Id$
19   *   *
20   * $Log$   * $Log$
21     * Revision 1.13  2003/04/04 17:37:05  joko
22     * modifications regarding error-/exception-handling
23     *
24     * Revision 1.12  2003/03/10 23:30:27  joko
25     * + fixed metadata for phpDocumentor
26     *
27     * Revision 1.11  2003/03/10 22:31:56  joko
28     * + fixed metadata for phpDocumentor
29     *
30     * Revision 1.10  2003/03/05 17:02:22  joko
31     * updated docu (phpDocumentor testing....)
32     *
33     * Revision 1.9  2003/03/05 16:32:18  joko
34     * updated docu (phpDocumentor testing....)
35     *
36     * Revision 1.8  2003/03/05 16:10:17  joko
37     * updated docu (phpDocumentor testing....)
38     *
39     * Revision 1.7  2003/03/05 15:41:03  joko
40     * updated docu (phpDocumentor testing....)
41     *
42     * Revision 1.6  2003/03/05 15:24:23  joko
43     * updated docu (phpDocumentor testing....)
44     *
45     * Revision 1.5  2003/03/03 21:57:42  joko
46     * changed base class
47     *
48     * Revision 1.4  2003/03/01 22:44:54  joko
49     * setup_views not required?
50     *
51     * Revision 1.3  2003/03/01 21:13:00  joko
52     * now actually doing something via '->perform'
53     *
54   * Revision 1.2  2003/03/01 16:53:57  joko   * Revision 1.2  2003/03/01 16:53:57  joko
55   * + now propagating/forwarding passed-in data to add_[model|view|controller] to base class method DesignPattern::Container::__add_entity to store it   * + now propagating/forwarding passed-in data to add_[model|view|controller] to base class method DesignPattern::Container::push_element to store it
56   *    is this a case for aspect-oriented-programming?   *    is this a case for aspect-oriented-programming?
57   * - removed calls to _abstract_method   * - removed calls to _abstract_method
58   *   *
59   * Revision 1.1  2003/03/01 15:31:18  joko   * Revision 1.1  2003/03/01 15:31:18  joko
60   * + initial commit   * + initial commit
61     * </pre>
62   *   *
63   *   *
64   */   */
65    
66    
67  /**  /**
68   * This tries to abstract some parts of the MVC Pattern.   * This tries to abstract some parts of the MVC Pattern
  *  
69   *   *
70   * @author Andreas Motl <andreas.motl@ilo.de>   * @author Andreas Motl <andreas.motl@ilo.de>
71     * @link http://www.netfrag.org/~joko/
72   * @copyright (c) 2003 - All Rights reserved.   * @copyright (c) 2003 - All Rights reserved.
73   * @license GNU LGPL (GNU Lesser General Public License)   * @license GNU LGPL (GNU Lesser General Public License)
74   *   * @link http://www.gnu.org/licenses/lgpl.txt
  * @author-url http://www.netfrag.org/~joko/  
  * @license-url http://www.gnu.org/licenses/lgpl.txt  
75   *   *
76   * @package org.netfrag.glib   * @package org.netfrag.glib
77   * @module Application::ComponentRegistry   * @subpackage DesignPattern
78     * @name DesignPattern::MVC
79   *   *
  */  
   
 /**  
  * Todo:  
80   *   *
81   *  o xyz   * @todo xyz
82   *  o bla, bli, blub   * @todo bla, bli, blub
83   *   *
84   *   *
85   */   */
86    class DesignPattern_MVC extends DesignPattern_Facade {
87    
88      var $_model = array();
89      var $_view = array();
90      var $_controller = array();
91    
92  // isn't required by now:    var $_performed_result = null;
 //loadModule('DesignPattern::Object');  
 //class DesignPattern_MVC extends DesignPattern_Object {  
   
 loadModule('DesignPattern::Container');  
 class DesignPattern_MVC extends DesignPattern_Container {  
   
   var $_model = NULL;  
   var $_view = NULL;  
   var $_controller = NULL;  
93    
94    
95   /**   /**
# Line 67  class DesignPattern_MVC extends DesignPa Line 98  class DesignPattern_MVC extends DesignPa
98    *    *
99    * @param registry    * @param registry
100    */    */
101    function DesignPattern_MVC() {    function constructor() {
102        set_error_handler('php_error_handler');
103        parent::constructor();
104    }    }
105    
106    function _abstract_method($method) {    function _abstract_method($method) {
107      $package = get_class($this);      $package = get_class($this);
108      print "$package: Please implement method '$method'.<br/>";      $package_p = get_parent_class($this);
109        user_error( "DesignPattern::MVC.$package_p.$package: Please implement method '$method'." );
110    }    }
111        
112      // spool controller rules
113      function &perform() {
114        
115        $this->_model_data = &$this->get_model_data();
116        $this->_controller_data = &$this->get_controller_data();
117        
118        //print Dumper($this);
119        //exit;
120        
121        // create instance of controller from module
122        $this->_controller_instance = mkObject($this->_controller_data[module]);
123        
124        // trace
125          //print Dumper($this);
126          //print Dumper($this->_controller_data);
127          //print Dumper($this->_controller_instance);
128          //exit;
129        
130        //$this->perform_rules();
131    
132        // new!!! request data is propagated here!!!
133        // FIXME: '_raw[request]'  -  really?
134        $this->_controller_instance->set_request(&$this->_raw[request]);
135        
136        $this->_controller_instance->set_rules($this->_controller_data[rules]);
137        $this->_performed_result = $this->_controller_instance->perform($this->_model_data);
138        
139        // finally, re-integrate into main application flow
140        return $this->handle();
141        
142      }
143    
144      // dispatch on controller state flags/variables
145      function handle() {
146        $this->_abstract_method('handle');
147      }
148        
149        function setup_views() {
150        //$this->_abstract_method('setup_views');
151      }
152    
153    
154    function add_model() {    function add_model() {
155      $args = &func_get_args();      $args = &func_get_args();
156      $this->__add_entity('model', &$args);      $this->_container->push('model', &$args[0]);
157    }    }
158    
159    function add_view() {    function add_view() {
160      $args = &func_get_args();      $args = &func_get_args();
161      $this->__add_entity('view', &$args);      $this->_container->push('view', &$args[0]);
162    }    }
163    
164    function add_controller() {    function add_controller() {
165      $args = &func_get_args();      $args = &func_get_args();
166      $this->__add_entity('controller', &$args);      $this->_container->push('controller', &$args[0]);
167    }    }
168    
169    function setup_views() {    function &get_model_data() {
170      $this->_abstract_method('setup_views');      return $this->_container->last('model');
171    }      }
172    
173      function &get_view_data() {
174        $args = &func_get_args();
175        $slot = $args[0];
176        return $this->_container->slot('view', $slot);
177      }
178    
179      function &get_controller_data() {
180        return $this->_container->last('controller');
181      }
182    
183      function check_performed_result() {
184        if (sizeof($this->_performed_result)) {
185          return 1;
186        } else {
187          user_error("MVC[" . get_class($this) . "] failed - performed result was empty.");
188        }
189      }
190            
191  }  }
192    
193  ?>  ?>
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