org.netfrag.app/WebExplorer/MVC.php

<?php

/**
 * $Id: MVC.php,v 1.2 2003/03/20 07:54:52 jonen Exp $
 *
 * $Log: MVC.php,v $
 * Revision 1.2  2003/03/20 07:54:52  jonen
 * + added docu
 *
 * Revision 1.1  2003/03/20 03:48:47  jonen
 * + initial commit
 *
 * Revision 1.2  2003/03/18 00:00:20  cvsmax
 * + added thoughts and models for preparing control data to Explorer
 *
 * Revision 1.1  2003/03/08 02:36:39  cvsmax
 * + moved from *.inc
 * + mungled namespace with WebExplorer
 *
 * Revision 1.1  2003/03/03 22:26:16  joko
 * + initial commit, inherits from WebMVC
 *
 * Revision 1.1  2003/03/02 00:49:36  joko
 * + initial commit
 *
 *
 */

/**
 * WebExplorer::MVC - this the MVC used by the WebExplorer.
 *  Its derived from the 'Site::WebAppMVC' module.
 *
 * @author Sebastian Utz <seut@tunemedia.de>
 * @package org.netfrag.app
 * @name WebExplorer::MVC
 */

loadModule('Site::WebAppMVC');

class WebExplorer_MVC extends Site_WebAppMVC {

  //var $_backend = null;
  var $_raw = array();
  var $_registry = array();

  function WebExplorer_MVC(&$args) {

    parent::constructor();

    // new!!! a registry for Views!!!
    //$regdb = $this->getStaticRegistryDatabase();
    //$this->_registry = mkObject('Application::ComponentRegistry', &$regdb, 'REGDB_PAYLOAD');

    // new!!! storing the raw request here
    $this->_raw[request] = &$args[request];
    
    // new!!! user_setup, phpHtmlLib-style...
    $this->user_setup();
    
  }

  // setup MVC (model-view-controller) metadata information
  function user_setup() {

    $this->add_model( array(
      //args => array( 'classname', 'guid', 'action', 'data_locator_key', 'block' ),
      request_args => array( 'ap', 'ecom_label', 'ecom_type', 'ecom_abstract_type', 'ecom_mode', 'ecom_data_locator_key',
                                         'ecom_data_ident', 'ecom_data_meta', 'ecom_form_edit' ),
      request_arg => array(
        'ap' => array( query_arg => 'ap' ),
        'ecom_label' => array( query_arg => 'ecl' ),
        'ecom_type' => array( query_arg => 'ect' ),
        'ecom_abstract_type' => array( query_arg => 'ecat' ),
        'ecom_mode' => array( query_arg => 'ecmod' ),
        'ecom_data_locator_key' => array( query_arg => 'ecdlk' ),
        'ecom_data_ident' => array( query_arg => 'ecdid' ),
        'ecom_data_meta' => array( query_arg => 'ecdm' ),
        'ecom_form_edit' => array( query_arg => 'ecfedit' ),
      ),

/*
    // block model (what is used for each block)
      block => array(
        'ident' => array( query_arg => 'ident' ),
        'meta' => array( query_arg => 'meta' ),
        'action' => array( query_arg =>  'action'),
        'data_locator_key' => array( query_arg => 'dlk' ),
        'gui_module' => array( query_arg => 'gm' ),
        'abstract_type' => array( query_arg => 'at' ),
      ),
*/

    ));

    //$this->setup_views( &$this->_registry );

    // associate behaviour with "View"-components
    // identify component by: module name or component identifier (COID)
    // 'name' is looked up in that to get metadata information about the comp.
    //    component: for 'component = 1', a component registry is required!!!
    //    name: registry-lookup: by-name
    //    COID: registry-lookup: by-COID
    //    caption: caption of area or title of page
    $this->add_view( array(
      component => 1,
      name => 'NavigationList',
      // COID => '123',
      caption => "Explorer - NavigationList",
    ));
    $this->add_view( array(
      component => 1,
      name => 'ExplorerDataList',
      // COID => '123',
      caption => "Explorer - ExplorerDataList",
    ));
    $this->add_view( array(
      component => 1,
      name => 'ExplorerDataItem',
      // COID => '123',
      caption => "Explorer - ExplorerDataItem",
    ));
      
    // FIXME!!! enhance!?!?
    // AIM: "dispatch a Request to a View by using rules..."
    // Todo: 
    //    'HttpController' is *very* dumb by now, it just iterates 
    //    this flat list below triggering the lambdas with their arguments.
    //    Enhance this backend and introduce a mechanism to trigger 
    //    a true callback to process a rule (or: "as a rule") on top of that.
    $this->add_controller( array(
      // for "module", no component registry is required, just does 'mkObject' under the hood
      module => 'Application::Request::HttpController', 
      rules => array(
        
        // get last page state
        create_function('&$_in, &$_out', '
          $requestTracker = mkObject("Application::Request::Tracker");
          $page_state = $requestTracker->getPointer();
          $pre_out = $page_state[options];
          //print Dumper($pre_out);
          // clean-up unwanted variables
          $label = $_in[ecom_label];
          switch ($_in[ecom_abstract_type]) {
            case "list":
              if($pre_out[options][ecoms][$label][ecom_data_meta]) { unset($pre_out[options][ecoms][$label][ecom_data_meta]); }
              break;
          }
          $_out = $pre_out;
        '),


        // rewrite idents
        create_function('&$_in, &$_out', '
          $idents = array ( ap, );
          foreach($idents as $key) {
            $_out[options][idents][$key] = $_in[$key];
          }
        '),
        
        // check right $_GET[ap]
        create_function('&$_in, &$_out', 'return ($_in[ap] != "explorer") ? print "Wrong application value $_in[ap], sure this is right here?" : null;'),

        // write components variables to out
        create_function('&$_in, &$_out', '
          $vars = array( ecom_type, ecom_abstract_type, ecom_mode, ecom_data_locator_key, ecom_data_ident, ecom_data_meta );
          if($_in[ecom_label]) {
            foreach($vars as $key) {
              if($_in[$key]) {
                $label = $_in[ecom_label];
                $_out[options][ecoms][$label][$key] = $_in[$key];
              }
            }
          }

          return;
        '),

        // create default ecoms (navigation, etc.)
        create_function('&$_in, &$_out', '
          if(!$_out[options][ecoms] || !is_array($_out[options][ecoms])) {
            $_out[options][ecoms] = array(
                    nav => array(
                              ecom_type => "nav",
                              ecom_abstract_type => "list",
                              ecom_mode => "nav",
                              ecom_data_locator_key => "rpc",
                              ),
                  );
          }
          //$_out[options][components] = $_in[components];
          return;
        '),

        create_function('&$_in, &$_out', '
          $label = $_in[ecom_label];
          if($_in[ecom_form_edit]) { $_out[options][ecoms][$label][ecom_mode] = "edit"; }
        '),
/*
        // translate value of argument "action" (olist => list.view, oedit => item.edit)
        // action dispatcher
        create_function('&$_in, &$_out', '
          $_out = $_in;
          switch ($_out[action]) {
            case "olist":
              $_out[action] = "list.view";
              break;
            case "oedit":
              $_out[action] = "item.edit";
              break;
            case "":
              print "ExplorerController: selecting default action \"list.view\" in rule #2.<br/>";
              $_out[options][action] = "list.view";
              return;
              break;
          }
          //return "last";
        '),


        // dummy rule - just returns
        create_function('&$_in, &$_out', '
          return;
          if ($_in[topic] == "DataBrowser.item.edit" || $_in[page] == "oedit") {
            $_out[view] = "Page::DataBrowser";
            $_out[options] = array( caption_context => "Item - [edit]", args => array(HTML, "UB_ITEM"));
          }
        '),
*/


        // tracing-rule - dumps $_in and $_out
        /*
        create_function('&$_in, &$_out', '
          print "I am here: AnyMVC<br/>";
          print "in: " . Dumper($_in);
          print "out: " . Dumper($_out);
          //exit;
          return;
        '),
        */
      ),
    ));

  }

    
}

?>
1	jonen	1.1	<?php
2
3			/**
4	jonen	1.3	* $Id: MVC.php,v 1.2 2003/03/20 07:54:52 jonen Exp $
5	jonen	1.1	*
6			* $Log: MVC.php,v $
7	jonen	1.3	* Revision 1.2 2003/03/20 07:54:52 jonen
8			* + added docu
9			*
10	jonen	1.2	* Revision 1.1 2003/03/20 03:48:47 jonen
11			* + initial commit
12			*
13	jonen	1.1	* Revision 1.2 2003/03/18 00:00:20 cvsmax
14			* + added thoughts and models for preparing control data to Explorer
15			*
16			* Revision 1.1 2003/03/08 02:36:39 cvsmax
17			* + moved from *.inc
18			* + mungled namespace with WebExplorer
19			*
20			* Revision 1.1 2003/03/03 22:26:16 joko
21			* + initial commit, inherits from WebMVC
22			*
23			* Revision 1.1 2003/03/02 00:49:36 joko
24			* + initial commit
25			*
26			*
27			*/
28	jonen	1.2
29			/**
30			* WebExplorer::MVC - this the MVC used by the WebExplorer.
31			* Its derived from the 'Site::WebAppMVC' module.
32			*
33			* @author Sebastian Utz <seut@tunemedia.de>
34			* @package org.netfrag.app
35			* @name WebExplorer::MVC
36			*/
37
38	jonen	1.1	loadModule('Site::WebAppMVC');
39
40			class WebExplorer_MVC extends Site_WebAppMVC {
41
42			//var $_backend = null;
43			var $_raw = array();
44			var $_registry = array();
45
46			function WebExplorer_MVC(&$args) {
47
48			parent::constructor();
49
50			// new!!! a registry for Views!!!
51			//$regdb = $this->getStaticRegistryDatabase();
52			//$this->_registry = mkObject('Application::ComponentRegistry', &$regdb, 'REGDB_PAYLOAD');
53
54			// new!!! storing the raw request here
55			$this->_raw[request] = &$args[request];
56
57			// new!!! user_setup, phpHtmlLib-style...
58			$this->user_setup();
59
60			}
61
62			// setup MVC (model-view-controller) metadata information
63			function user_setup() {
64
65			$this->add_model( array(
66			//args => array( 'classname', 'guid', 'action', 'data_locator_key', 'block' ),
67	jonen	1.3	request_args => array( 'ap', 'ecom_label', 'ecom_type', 'ecom_abstract_type', 'ecom_mode', 'ecom_data_locator_key',
68			'ecom_data_ident', 'ecom_data_meta', 'ecom_form_edit' ),
69	jonen	1.1	request_arg => array(
70			'ap' => array( query_arg => 'ap' ),
71			'ecom_label' => array( query_arg => 'ecl' ),
72			'ecom_type' => array( query_arg => 'ect' ),
73			'ecom_abstract_type' => array( query_arg => 'ecat' ),
74	jonen	1.3	'ecom_mode' => array( query_arg => 'ecmod' ),
75	jonen	1.1	'ecom_data_locator_key' => array( query_arg => 'ecdlk' ),
76			'ecom_data_ident' => array( query_arg => 'ecdid' ),
77			'ecom_data_meta' => array( query_arg => 'ecdm' ),
78	jonen	1.3	'ecom_form_edit' => array( query_arg => 'ecfedit' ),
79	jonen	1.1	),
80
81			/*
82			// block model (what is used for each block)
83			block => array(
84			'ident' => array( query_arg => 'ident' ),
85			'meta' => array( query_arg => 'meta' ),
86			'action' => array( query_arg => 'action'),
87			'data_locator_key' => array( query_arg => 'dlk' ),
88			'gui_module' => array( query_arg => 'gm' ),
89			'abstract_type' => array( query_arg => 'at' ),
90			),
91			*/
92
93			));
94
95			//$this->setup_views( &$this->_registry );
96
97			// associate behaviour with "View"-components
98			// identify component by: module name or component identifier (COID)
99			// 'name' is looked up in that to get metadata information about the comp.
100			// component: for 'component = 1', a component registry is required!!!
101			// name: registry-lookup: by-name
102			// COID: registry-lookup: by-COID
103			// caption: caption of area or title of page
104			$this->add_view( array(
105			component => 1,
106			name => 'NavigationList',
107			// COID => '123',
108			caption => "Explorer - NavigationList",
109			));
110			$this->add_view( array(
111			component => 1,
112			name => 'ExplorerDataList',
113			// COID => '123',
114			caption => "Explorer - ExplorerDataList",
115			));
116			$this->add_view( array(
117			component => 1,
118			name => 'ExplorerDataItem',
119			// COID => '123',
120			caption => "Explorer - ExplorerDataItem",
121			));
122
123			// FIXME!!! enhance!?!?
124			// AIM: "dispatch a Request to a View by using rules..."
125			// Todo:
126			// 'HttpController' is very dumb by now, it just iterates
127			// this flat list below triggering the lambdas with their arguments.
128			// Enhance this backend and introduce a mechanism to trigger
129			// a true callback to process a rule (or: "as a rule") on top of that.
130			$this->add_controller( array(
131			// for "module", no component registry is required, just does 'mkObject' under the hood
132			module => 'Application::Request::HttpController',
133			rules => array(
134
135			// get last page state
136			create_function('&$_in, &$_out', '
137			$requestTracker = mkObject("Application::Request::Tracker");
138			$page_state = $requestTracker->getPointer();
139	jonen	1.3	$pre_out = $page_state[options];
140			//print Dumper($pre_out);
141			// clean-up unwanted variables
142			$label = $_in[ecom_label];
143			switch ($_in[ecom_abstract_type]) {
144			case "list":
145			if($pre_out[options][ecoms][$label][ecom_data_meta]) { unset($pre_out[options][ecoms][$label][ecom_data_meta]); }
146			break;
147			}
148			$_out = $pre_out;
149	jonen	1.1	'),
150
151	jonen	1.3
152	jonen	1.1	// rewrite idents
153			create_function('&$_in, &$_out', '
154			$idents = array ( ap, );
155			foreach($idents as $key) {
156			$_out[options][idents][$key] = $_in[$key];
157			}
158			'),
159
160			// check right $_GET[ap]
161			create_function('&$_in, &$_out', 'return ($_in[ap] != "explorer") ? print "Wrong application value $_in[ap], sure this is right here?" : null;'),
162
163			// write components variables to out
164			create_function('&$_in, &$_out', '
165	jonen	1.3	$vars = array( ecom_type, ecom_abstract_type, ecom_mode, ecom_data_locator_key, ecom_data_ident, ecom_data_meta );
166	jonen	1.1	if($_in[ecom_label]) {
167			foreach($vars as $key) {
168			if($_in[$key]) {
169			$label = $_in[ecom_label];
170			$_out[options][ecoms][$label][$key] = $_in[$key];
171			}
172			}
173			}
174
175			return;
176			'),
177
178			// create default ecoms (navigation, etc.)
179			create_function('&$_in, &$_out', '
180			if(!$_out[options][ecoms] \|\| !is_array($_out[options][ecoms])) {
181			$_out[options][ecoms] = array(
182			nav => array(
183			ecom_type => "nav",
184			ecom_abstract_type => "list",
185	jonen	1.3	ecom_mode => "nav",
186	jonen	1.1	ecom_data_locator_key => "rpc",
187			),
188			);
189			}
190			//$_out[options][components] = $_in[components];
191			return;
192			'),
193
194	jonen	1.3	create_function('&$_in, &$_out', '
195			$label = $_in[ecom_label];
196			if($_in[ecom_form_edit]) { $_out[options][ecoms][$label][ecom_mode] = "edit"; }
197			'),
198	jonen	1.1	/*
199			// translate value of argument "action" (olist => list.view, oedit => item.edit)
200			// action dispatcher
201			create_function('&$_in, &$_out', '
202			$_out = $_in;
203			switch ($_out[action]) {
204			case "olist":
205			$_out[action] = "list.view";
206			break;
207			case "oedit":
208			$_out[action] = "item.edit";
209			break;
210			case "":
211			print "ExplorerController: selecting default action \"list.view\" in rule #2.<br/>";
212			$_out[options][action] = "list.view";
213			return;
214			break;
215			}
216			//return "last";
217			'),
218
219
220			// dummy rule - just returns
221			create_function('&$_in, &$_out', '
222			return;
223			if ($_in[topic] == "DataBrowser.item.edit" \|\| $_in[page] == "oedit") {
224			$_out[view] = "Page::DataBrowser";
225			$_out[options] = array( caption_context => "Item - [edit]", args => array(HTML, "UB_ITEM"));
226			}
227			'),
228			*/
229
230
231			// tracing-rule - dumps $_in and $_out
232			/*
233			create_function('&$_in, &$_out', '
234			print "I am here: AnyMVC<br/>";
235			print "in: " . Dumper($_in);
236			print "out: " . Dumper($_out);
237			//exit;
238			return;
239			'),
240			*/
241			),
242			));
243
244			}
245
246
247			}
248
249			?>
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