org.netfrag.app/WebExplorer/MVC.php

<?php

/**
 * $Id: MVC.php,v 1.14 2003/04/19 16:20:47 jonen Exp $
 *
 * $Log: MVC.php,v $
 * Revision 1.14  2003/04/19 16:20:47  jonen
 * + added handle of ecom 'UMnav' according to page 'Benutzverwaltung'
 *
 * Revision 1.13  2003/04/18 15:30:24  joko
 * NEW: parameter 'ecom_data_filter' - used for 'items'
 *   (introduced to filter xml-payload at backend side via xpath queries)
 * documented global state parameters
 * some comments
 *
 * Revision 1.12  2003/04/18 13:40:54  jonen
 * + added 'topic' to requested vars which will currently be merged with the 'ap' var
 *
 * Revision 1.11  2003/04/11 00:51:10  joko
 * minor update: just testing stuff...
 *
 * Revision 1.10  2003/04/10 06:03:26  joko
 * ++ renamed keys: 'ecom_data_form_edit', 'ecom_data_form_cancel' through 'ecom_data_action_edit', 'ecom_data_action_cancel'
 * + new key: 'ecom_data_action_delete'
 * + Action.Delete: not really, since it's inside component in fact (self-contained ecom)
 *
 * Revision 1.9  2003/04/09 00:05:50  jonen
 * added request values and functions needed for extended form handling
 *
 * Revision 1.8  2003/04/08 17:53:08  joko
 * NEW: Module 'RemoteAction' in 'phase_startup'
 *
 * Revision 1.7  2003/04/07 22:32:27  jonen
 * + minor changes related to new ecom 'chooser'
 *
 * Revision 1.6  2003/04/06 01:32:57  jonen
 * + minor changes
 *
 * Revision 1.5  2003/04/05 21:18:29  joko
 * added Chooser and associated 'ecds'-parameter
 * new rule (at bottom) to dispatch datasource-keys to each ecom-component
 *
 * Revision 1.4  2003/04/04 23:59:19  jonen
 * + minor changes according to data form submits
 *
 * Revision 1.3  2003/04/04 01:28:13  jonen
 * + added function to purge unwanted merged vars
 * + handle form submit's now
 *
 * 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( 
        // ApplicationTopic
        'topic',
        // ApplicationPage
        'ap',
        // important/required parameters for valid ecom-components
        'ecom_label', 'ecom_type', 'ecom_abstract_type', 'ecom_mode', 
        // parameters about data identifiers, locations, sources and associated meta-information
        'ecom_data_locator_key',
        'ecom_data_ident', 
        'ecom_data_meta', 'ecom_data_meta_x',
        'ecom_data_action_edit', 'ecom_data_action_cancel', 'ecom_data_action_delete', 'ecom_data_action_create',
        'ecom_data_form_checkbox', 'ecom_data_form_action',
        'ecom_data_source_key',
        'ecom_data_filter',
      ),
      request_arg => array(
        
        // a key identifying the current topic
          'topic' => array( query_arg => 't' ),

        // a key identifying the current page
          'ap' => array( query_arg => 'ap' ),
        
        // ecom, ecom, ecom
          
          // component specific arguments (important for the main dispatcher, etc.)
          // a label identifying a component
          'ecom_label' => array( query_arg => 'ecl' ),
          // data or schema
          'ecom_type' => array( query_arg => 'ect' ),
          // item, list or tree
          'ecom_abstract_type' => array( query_arg => 'ecat' ),


        // data, data, data
          
          // e.g. view, edit
          'ecom_mode' => array( query_arg => 'ecmod' ),
          // This should be renamed to 'ecom_data_transport_key'.
          'ecom_data_locator_key' => array( query_arg => 'ecdlk' ),
          
          // This should be enough to identify data Xyz.
          // e.g. an OID, a GUID, a filename or similar stuff
          'ecom_data_ident' => array( query_arg => 'ecdid' ),
          // e.g. a classname or a filename
          'ecom_data_meta' => array( query_arg => 'ecdm' ),
          // extended meta, e.g. 2nd parent identifier
          'ecom_data_meta_x' => array( query_arg => 'ecdmx' ),
          // filter the data: e.g. 
          //    - an xpath-query (xpq), 
          //    - an abstract/custom filter string or
          //    - a parent node identifier (maybe revamp as 'ecdpnid')?
          'ecom_data_filter' => array( query_arg => 'ecdf' ),
          
          // Some actions ...
          // ... required for data items.
          'ecom_data_action_edit' => array( query_arg => 'ecdfe' ),
          'ecom_data_action_cancel' => array( query_arg => 'ecdfc' ),
          'ecom_data_action_delete' => array( query_arg => 'ecdfd' ),
          'ecom_data_action_create' => array( query_arg => 'ecdfcr' ),
          // ... required for data lists.
          'ecom_data_form_action' => array( query_arg => 'ecdfa' ),
          'ecom_data_form_checkbox' => array( query_arg => 'checkbox' ),
          
          // Special argument (should become a non-data-action).
          // Triggers 'selectSource' at backend api (remote api) which causes a database handle switch.
          'ecom_data_source_key' => array( query_arg => 'ecds' ),

      ),

/*
    // block model (what is used for each block)
    // is this deprecated???
      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' ),
      ),
*/

    ));

    
    // TODO: activate MVC-Views!!!
    // - Here: Picture a ecom-component as a MVC-View.
    // - Assign a GUID to each ecom-component!
    // - Build WebExplorer-Introspection-Module to show stuff like this...    (->WebExplorer::Designer)
    
    
    //$this->setup_views( &$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', 
      //module_options => blah

      rules => array(
        
        // get last page state
        create_function('&$_in, &$_out', '
          $requestTracker = mkObject("Application::Request::Tracker");
          $page_state = $requestTracker->getPointer();
          $pre_out = $page_state[options];
          //print "pre_out: " . Dumper($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]); }
              if ($pre_out[options][ecoms][$label][ecom_data_meta_x]) { unset($pre_out[options][ecoms][$label][ecom_data_meta_x]); }
              break;
            // 2003-04-16: required for xmltree-to-item transition
            // if we dont do this the "dotted" filter expression would persist across views
            case "item":
              if ($pre_out[options][ecoms][$label][ecom_data_filter]) { unset($pre_out[options][ecoms][$label][ecom_data_filter]); }
              break;
          }
          $_out = $pre_out;
        '),

        // reset machine
        create_function('&$_in, &$_out', '
            // HACK!!!
            // FIXME: review and implement in a more clean way?
            //print "RESET!<br/>";
            $_out[options][ecoms][phase_startup] = "RESET";
        '),

        // rewrite idents
        create_function('&$_in, &$_out', '
           // map Topic to Page if exists
           if($_in[topic]) {
            $_in[ap] = $_in[topic];
          }
          $idents = array ( ap, );
          foreach($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 [ap]: $_in[ap], sure this is right here?<br>" : null;'),

        // write components variables to out
        create_function('&$_in, &$_out', '
          $vars = array( 
            ecom_type, ecom_abstract_type, ecom_mode, ecom_data_locator_key,
            ecom_data_ident, ecom_data_meta, ecom_data_filter, ecom_data_meta_x
          );
          //  ecom_call_method, ecom_call_args
          if($_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, chooser [as of 2003-04-05] etc.)
        create_function('&$_in, &$_out', '
          if(!$_out[options][ecoms] || !is_array($_out[options][ecoms])) {
            $_out[options][ecoms] = array(
                    nav => array(
                              ecom_type => "nav",
                              ecom_abstract_type => "list",
                              ecom_mode => "link",
                              ecom_data_locator_key => "rpc",
                              ),
                    chooser => array(
                              ecom_type => "nav",
                              ecom_abstract_type => "list",
                              ecom_mode => "link",
                              ecom_data_locator_key => "rpc",
                              ),
                  );
          }
          //$_out[options][components] = $_in[components];
          return;
        '),

        // handle data form action(button)
        create_function('&$_in, &$_out', '
          if($_in[ap] == "Benutzerverwaltung" || $_in[topic] == "Benutzerverwaltung") {
            if(!$_out[options][ecoms][UMnav]) {
              $_out[options][ecoms][UMnav] = array(
                              ecom_type => "nav",
                              ecom_abstract_type => "tree",
                              ecom_mode => "link",
                              ecom_data_locator_key => "rpc",
                              );
            }
          }
        '),

        // handle data form action(button)
        create_function('&$_in, &$_out', '
          $label = $_in[ecom_label];
          if($_in[ecom_data_form_action]) {
            //print "from action button pressed!<br>";
           if(is_array($_in[ecom_data_form_checkbox])) {
            $cnt = sizeof($_in[ecom_data_form_checkbox]);
            $tmp = array();
            foreach($_in[ecom_data_form_checkbox] as $ident) {
                if($ident) { array_push($tmp, $ident); }
            }
            if($cnt == 1) {
               //print "Single selection, ident : " . $tmp[0] . "<br>";
                $_out[options][ecoms][$label][ecom_data_ident] = $tmp[0];
            } elseif($cnt > 1) {
              // TODO: implement multi-selection actions on rows(items) here!!
                print "Multi-Selection!! Current Ident(s) $tmp" . "<br>";
                $_out[options][ecoms][$label][ecom_data_ident] = $tmp;
            }
           } else {
             print "ident: " . Dumper($_out[options][ecoms][$label][ecom_data_ident]) . "<br>";
           }
           //$_out[options][ecoms][$label][ecom_data_meta] = $_in[ecom_data_ident]; 
           $_out[options][ecoms][$label][ecom_mode] = $_in[ecom_data_form_action];
           $_out[options][ecoms][$label][ecom_abstract_type] = "item";
          }
        '),


        // handle data form buttons
        create_function('&$_in, &$_out', '
          $label = $_in[ecom_label];
          if($_in[ecom_data_action_edit]) { $_out[options][ecoms][$label][ecom_mode] = "edit"; }
          if($_in[ecom_data_action_cancel]) { $_out[options][ecoms][$label][ecom_mode] = "view"; }

          // Action.Create 
          if($_in[ecom_data_action_create]) {
            print Dumper($_out[options][ecoms][$label]);
            $_out[options][ecoms][$label][ecom_mode] = "create";
          }
          
          // Action.Delete [new of 2003-04-09]
          if ($_in[ecom_data_action_delete]) {
            
            //$_out[options][ecoms][content][ecom_mode] = "view";

            // the code here vanished to the component itself!
            // could/should we do this for "edit" and/or "view" actions as well?
            // look at ecom/FlexibleDataItem!

          }
        
        '),

        // propagate datasources to ecoms
        // datasource-change requested? enhance logic here! 
        // by now each ecom-component gets injected the very same
        // datasource if requested - otherwise everything will fall back to defaults
        create_function('&$_in, &$_out', '
          if ($_in[ecom_data_source_key]) {
            
            print "YAI: ecom_data_source_key<br/>";
            
            //print Dumper($_out[options][ecoms]);
            //print "ds: " . $_in[ecom_data_source_key] . "<br/>";
            /*
            foreach ($_out[options][ecoms] as $name => $ecom) {
              print "name: $name<br/>";
              //$_out[options][sources][selected] = $_in[ecom_data_source];
              $_out[options][ecoms][$name][ecom_data_source_key] = $_in[ecom_data_source_key];
            }
            */
            $_out[options][main][ecom_data_source_key] = $_in[ecom_data_source_key];


            // 2003-04-07 - enhanced
            // now activates a special ecom-component - a "RemoteAction" - replacing
            // the "content"-ecom instead of displaying an empty page / overriding any
            // view reached by "normal dispatching"

            $_out[options][ecoms][phase_startup] = array(
              ecom_type => "call",
              ecom_abstract_type => "auto",
              ecom_mode => "link",
              ecom_data_locator_key => "rpc",
              // new attributes/properties/arguments that control further / trigger different DataFlow:
              // FIXME: add these to declaration at top!
              ecom_call_method => "selectSource",
              ecom_call_args => $_in[ecom_data_source_key]
            );

          }
        '),
        

/*
        // 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	1.15	* $Id: MVC.php,v 1.14 2003/04/19 16:20:47 jonen Exp $
5	jonen	1.1	*
6			* $Log: MVC.php,v $
7	jonen	1.15	* Revision 1.14 2003/04/19 16:20:47 jonen
8			* + added handle of ecom 'UMnav' according to page 'Benutzverwaltung'
9			*
10	jonen	1.14	* Revision 1.13 2003/04/18 15:30:24 joko
11			* NEW: parameter 'ecom_data_filter' - used for 'items'
12			* (introduced to filter xml-payload at backend side via xpath queries)
13			* documented global state parameters
14			* some comments
15			*
16	joko	1.13	* Revision 1.12 2003/04/18 13:40:54 jonen
17			* + added 'topic' to requested vars which will currently be merged with the 'ap' var
18			*
19	jonen	1.12	* Revision 1.11 2003/04/11 00:51:10 joko
20			* minor update: just testing stuff...
21			*
22	joko	1.11	* Revision 1.10 2003/04/10 06:03:26 joko
23			* ++ renamed keys: 'ecom_data_form_edit', 'ecom_data_form_cancel' through 'ecom_data_action_edit', 'ecom_data_action_cancel'
24			* + new key: 'ecom_data_action_delete'
25			* + Action.Delete: not really, since it's inside component in fact (self-contained ecom)
26			*
27	joko	1.10	* Revision 1.9 2003/04/09 00:05:50 jonen
28			* added request values and functions needed for extended form handling
29			*
30	jonen	1.9	* Revision 1.8 2003/04/08 17:53:08 joko
31			* NEW: Module 'RemoteAction' in 'phase_startup'
32			*
33	joko	1.8	* Revision 1.7 2003/04/07 22:32:27 jonen
34			* + minor changes related to new ecom 'chooser'
35			*
36	jonen	1.7	* Revision 1.6 2003/04/06 01:32:57 jonen
37			* + minor changes
38			*
39	jonen	1.6	* Revision 1.5 2003/04/05 21:18:29 joko
40			* added Chooser and associated 'ecds'-parameter
41			* new rule (at bottom) to dispatch datasource-keys to each ecom-component
42			*
43	joko	1.5	* Revision 1.4 2003/04/04 23:59:19 jonen
44			* + minor changes according to data form submits
45			*
46	jonen	1.4	* Revision 1.3 2003/04/04 01:28:13 jonen
47			* + added function to purge unwanted merged vars
48			* + handle form submit's now
49			*
50	jonen	1.3	* Revision 1.2 2003/03/20 07:54:52 jonen
51			* + added docu
52			*
53	jonen	1.2	* Revision 1.1 2003/03/20 03:48:47 jonen
54			* + initial commit
55			*
56	jonen	1.1	* Revision 1.2 2003/03/18 00:00:20 cvsmax
57			* + added thoughts and models for preparing control data to Explorer
58			*
59			* Revision 1.1 2003/03/08 02:36:39 cvsmax
60			* + moved from *.inc
61			* + mungled namespace with WebExplorer
62			*
63			* Revision 1.1 2003/03/03 22:26:16 joko
64			* + initial commit, inherits from WebMVC
65			*
66			* Revision 1.1 2003/03/02 00:49:36 joko
67			* + initial commit
68			*
69			*
70			*/
71	jonen	1.2
72			/**
73			* WebExplorer::MVC - this the MVC used by the WebExplorer.
74			* Its derived from the 'Site::WebAppMVC' module.
75			*
76			* @author Sebastian Utz <seut@tunemedia.de>
77			* @package org.netfrag.app
78			* @name WebExplorer::MVC
79			*/
80
81	jonen	1.1	loadModule('Site::WebAppMVC');
82
83			class WebExplorer_MVC extends Site_WebAppMVC {
84
85			//var $_backend = null;
86			var $_raw = array();
87			var $_registry = array();
88
89			function WebExplorer_MVC(&$args) {
90
91			parent::constructor();
92
93			// new!!! a registry for Views!!!
94			//$regdb = $this->getStaticRegistryDatabase();
95			//$this->_registry = mkObject('Application::ComponentRegistry', &$regdb, 'REGDB_PAYLOAD');
96
97			// new!!! storing the raw request here
98			$this->_raw[request] = &$args[request];
99
100			// new!!! user_setup, phpHtmlLib-style...
101			$this->user_setup();
102
103			}
104
105			// setup MVC (model-view-controller) metadata information
106			function user_setup() {
107
108			$this->add_model( array(
109			//args => array( 'classname', 'guid', 'action', 'data_locator_key', 'block' ),
110	joko	1.5	request_args => array(
111	jonen	1.12	// ApplicationTopic
112			'topic',
113	joko	1.5	// ApplicationPage
114			'ap',
115			// important/required parameters for valid ecom-components
116			'ecom_label', 'ecom_type', 'ecom_abstract_type', 'ecom_mode',
117			// parameters about data identifiers, locations, sources and associated meta-information
118			'ecom_data_locator_key',
119			'ecom_data_ident',
120	jonen	1.15	'ecom_data_meta', 'ecom_data_meta_x',
121			'ecom_data_action_edit', 'ecom_data_action_cancel', 'ecom_data_action_delete', 'ecom_data_action_create',
122	jonen	1.9	'ecom_data_form_checkbox', 'ecom_data_form_action',
123	joko	1.13	'ecom_data_source_key',
124			'ecom_data_filter',
125	joko	1.5	),
126	jonen	1.1	request_arg => array(
127	joko	1.13
128			// a key identifying the current topic
129			'topic' => array( query_arg => 't' ),
130
131			// a key identifying the current page
132			'ap' => array( query_arg => 'ap' ),
133
134			// ecom, ecom, ecom
135
136			// component specific arguments (important for the main dispatcher, etc.)
137			// a label identifying a component
138			'ecom_label' => array( query_arg => 'ecl' ),
139			// data or schema
140			'ecom_type' => array( query_arg => 'ect' ),
141			// item, list or tree
142			'ecom_abstract_type' => array( query_arg => 'ecat' ),
143
144
145			// data, data, data
146
147			// e.g. view, edit
148			'ecom_mode' => array( query_arg => 'ecmod' ),
149			// This should be renamed to 'ecom_data_transport_key'.
150			'ecom_data_locator_key' => array( query_arg => 'ecdlk' ),
151
152			// This should be enough to identify data Xyz.
153			// e.g. an OID, a GUID, a filename or similar stuff
154			'ecom_data_ident' => array( query_arg => 'ecdid' ),
155			// e.g. a classname or a filename
156			'ecom_data_meta' => array( query_arg => 'ecdm' ),
157	jonen	1.15	// extended meta, e.g. 2nd parent identifier
158			'ecom_data_meta_x' => array( query_arg => 'ecdmx' ),
159	joko	1.13	// filter the data: e.g.
160			// - an xpath-query (xpq),
161			// - an abstract/custom filter string or
162			// - a parent node identifier (maybe revamp as 'ecdpnid')?
163			'ecom_data_filter' => array( query_arg => 'ecdf' ),
164
165			// Some actions ...
166			// ... required for data items.
167			'ecom_data_action_edit' => array( query_arg => 'ecdfe' ),
168			'ecom_data_action_cancel' => array( query_arg => 'ecdfc' ),
169			'ecom_data_action_delete' => array( query_arg => 'ecdfd' ),
170	jonen	1.15	'ecom_data_action_create' => array( query_arg => 'ecdfcr' ),
171	joko	1.13	// ... required for data lists.
172			'ecom_data_form_action' => array( query_arg => 'ecdfa' ),
173			'ecom_data_form_checkbox' => array( query_arg => 'checkbox' ),
174
175			// Special argument (should become a non-data-action).
176			// Triggers 'selectSource' at backend api (remote api) which causes a database handle switch.
177			'ecom_data_source_key' => array( query_arg => 'ecds' ),
178
179	jonen	1.1	),
180
181			/*
182			// block model (what is used for each block)
183	joko	1.13	// is this deprecated???
184	jonen	1.1	block => array(
185			'ident' => array( query_arg => 'ident' ),
186			'meta' => array( query_arg => 'meta' ),
187			'action' => array( query_arg => 'action'),
188			'data_locator_key' => array( query_arg => 'dlk' ),
189			'gui_module' => array( query_arg => 'gm' ),
190			'abstract_type' => array( query_arg => 'at' ),
191			),
192			*/
193
194			));
195
196	joko	1.13
197			// TODO: activate MVC-Views!!!
198			// - Here: Picture a ecom-component as a MVC-View.
199			// - Assign a GUID to each ecom-component!
200			// - Build WebExplorer-Introspection-Module to show stuff like this... (->WebExplorer::Designer)
201
202
203	jonen	1.1	//$this->setup_views( &$this->_registry );
204
205			// associate behaviour with "View"-components
206			// identify component by: module name or component identifier (COID)
207			// 'name' is looked up in that to get metadata information about the comp.
208			// component: for 'component = 1', a component registry is required!!!
209			// name: registry-lookup: by-name
210			// COID: registry-lookup: by-COID
211			// caption: caption of area or title of page
212			$this->add_view( array(
213			component => 1,
214			name => 'NavigationList',
215			// COID => '123',
216			caption => "Explorer - NavigationList",
217			));
218			$this->add_view( array(
219			component => 1,
220			name => 'ExplorerDataList',
221			// COID => '123',
222			caption => "Explorer - ExplorerDataList",
223			));
224			$this->add_view( array(
225			component => 1,
226			name => 'ExplorerDataItem',
227			// COID => '123',
228			caption => "Explorer - ExplorerDataItem",
229			));
230	jonen	1.6
231	jonen	1.1	// FIXME!!! enhance!?!?
232			// AIM: "dispatch a Request to a View by using rules..."
233			// Todo:
234			// 'HttpController' is very dumb by now, it just iterates
235			// this flat list below triggering the lambdas with their arguments.
236			// Enhance this backend and introduce a mechanism to trigger
237			// a true callback to process a rule (or: "as a rule") on top of that.
238			$this->add_controller( array(
239	joko	1.5
240	jonen	1.1	// for "module", no component registry is required, just does 'mkObject' under the hood
241			module => 'Application::Request::HttpController',
242	jonen	1.6	//module_options => blah
243
244	jonen	1.1	rules => array(
245
246			// get last page state
247			create_function('&$_in, &$_out', '
248			$requestTracker = mkObject("Application::Request::Tracker");
249			$page_state = $requestTracker->getPointer();
250	jonen	1.3	$pre_out = $page_state[options];
251	jonen	1.15	//print "pre_out: " . Dumper($pre_out);
252	joko	1.13
253	jonen	1.3	// clean-up unwanted variables
254			$label = $_in[ecom_label];
255			switch ($_in[ecom_abstract_type]) {
256			case "list":
257	joko	1.13	if ($pre_out[options][ecoms][$label][ecom_data_meta]) { unset($pre_out[options][ecoms][$label][ecom_data_meta]); }
258	jonen	1.15	if ($pre_out[options][ecoms][$label][ecom_data_meta_x]) { unset($pre_out[options][ecoms][$label][ecom_data_meta_x]); }
259	joko	1.13	break;
260			// 2003-04-16: required for xmltree-to-item transition
261			// if we dont do this the "dotted" filter expression would persist across views
262			case "item":
263			if ($pre_out[options][ecoms][$label][ecom_data_filter]) { unset($pre_out[options][ecoms][$label][ecom_data_filter]); }
264	jonen	1.3	break;
265			}
266			$_out = $pre_out;
267	jonen	1.1	'),
268
269	joko	1.10	// reset machine
270			create_function('&$_in, &$_out', '
271			// HACK!!!
272			// FIXME: review and implement in a more clean way?
273			//print "RESET!<br/>";
274			$_out[options][ecoms][phase_startup] = "RESET";
275			'),
276
277	jonen	1.1	// rewrite idents
278			create_function('&$_in, &$_out', '
279	jonen	1.12	// map Topic to Page if exists
280			if($_in[topic]) {
281			$_in[ap] = $_in[topic];
282			}
283	jonen	1.1	$idents = array ( ap, );
284			foreach($idents as $key) {
285			$_out[options][idents][$key] = $_in[$key];
286			}
287			'),
288
289			// check right $_GET[ap]
290	joko	1.13	create_function('&$_in, &$_out', 'return ($_in[ap] != "explorer") ? print "Wrong application value [ap]: $_in[ap], sure this is right here?<br>" : null;'),
291	jonen	1.1
292			// write components variables to out
293			create_function('&$_in, &$_out', '
294	joko	1.10	$vars = array(
295	joko	1.13	ecom_type, ecom_abstract_type, ecom_mode, ecom_data_locator_key,
296	jonen	1.15	ecom_data_ident, ecom_data_meta, ecom_data_filter, ecom_data_meta_x
297	joko	1.10	);
298			// ecom_call_method, ecom_call_args
299	jonen	1.1	if($_in[ecom_label]) {
300			foreach($vars as $key) {
301			if($_in[$key]) {
302			$label = $_in[ecom_label];
303			$_out[options][ecoms][$label][$key] = $_in[$key];
304			}
305			}
306			}
307
308			return;
309			'),
310
311	joko	1.5	// create default ecoms (navigation, chooser [as of 2003-04-05] etc.)
312	jonen	1.1	create_function('&$_in, &$_out', '
313			if(!$_out[options][ecoms] \|\| !is_array($_out[options][ecoms])) {
314			$_out[options][ecoms] = array(
315			nav => array(
316			ecom_type => "nav",
317			ecom_abstract_type => "list",
318	jonen	1.7	ecom_mode => "link",
319	jonen	1.1	ecom_data_locator_key => "rpc",
320			),
321	joko	1.5	chooser => array(
322	jonen	1.7	ecom_type => "nav",
323	joko	1.5	ecom_abstract_type => "list",
324	jonen	1.7	ecom_mode => "link",
325	joko	1.5	ecom_data_locator_key => "rpc",
326			),
327	jonen	1.1	);
328			}
329			//$_out[options][components] = $_in[components];
330			return;
331			'),
332	jonen	1.9
333	jonen	1.14	// handle data form action(button)
334			create_function('&$_in, &$_out', '
335			if($_in[ap] == "Benutzerverwaltung" \|\| $_in[topic] == "Benutzerverwaltung") {
336			if(!$_out[options][ecoms][UMnav]) {
337			$_out[options][ecoms][UMnav] = array(
338			ecom_type => "nav",
339			ecom_abstract_type => "tree",
340			ecom_mode => "link",
341			ecom_data_locator_key => "rpc",
342			);
343			}
344			}
345			'),
346	jonen	1.9
347			// handle data form action(button)
348			create_function('&$_in, &$_out', '
349			$label = $_in[ecom_label];
350	jonen	1.15	if($_in[ecom_data_form_action]) {
351			//print "from action button pressed!<br>";
352			if(is_array($_in[ecom_data_form_checkbox])) {
353	jonen	1.9	$cnt = sizeof($_in[ecom_data_form_checkbox]);
354	jonen	1.15	$tmp = array();
355			foreach($_in[ecom_data_form_checkbox] as $ident) {
356			if($ident) { array_push($tmp, $ident); }
357			}
358	jonen	1.9	if($cnt == 1) {
359	jonen	1.15	//print "Single selection, ident : " . $tmp[0] . "<br>";
360			$_out[options][ecoms][$label][ecom_data_ident] = $tmp[0];
361			} elseif($cnt > 1) {
362	jonen	1.9	// TODO: implement multi-selection actions on rows(items) here!!
363	jonen	1.15	print "Multi-Selection!! Current Ident(s) $tmp" . "<br>";
364			$_out[options][ecoms][$label][ecom_data_ident] = $tmp;
365	jonen	1.9	}
366	jonen	1.15	} else {
367			print "ident: " . Dumper($_out[options][ecoms][$label][ecom_data_ident]) . "<br>";
368			}
369			//$_out[options][ecoms][$label][ecom_data_meta] = $_in[ecom_data_ident];
370			$_out[options][ecoms][$label][ecom_mode] = $_in[ecom_data_form_action];
371			$_out[options][ecoms][$label][ecom_abstract_type] = "item";
372	jonen	1.9	}
373			'),
374
375	jonen	1.1
376	jonen	1.4	// handle data form buttons
377	jonen	1.3	create_function('&$_in, &$_out', '
378			$label = $_in[ecom_label];
379	joko	1.10	if($_in[ecom_data_action_edit]) { $_out[options][ecoms][$label][ecom_mode] = "edit"; }
380			if($_in[ecom_data_action_cancel]) { $_out[options][ecoms][$label][ecom_mode] = "view"; }
381	jonen	1.15
382			// Action.Create
383			if($_in[ecom_data_action_create]) {
384			print Dumper($_out[options][ecoms][$label]);
385			$_out[options][ecoms][$label][ecom_mode] = "create";
386			}
387	joko	1.10
388			// Action.Delete [new of 2003-04-09]
389			if ($_in[ecom_data_action_delete]) {
390
391	joko	1.11	//$_out[options][ecoms][content][ecom_mode] = "view";
392
393	joko	1.10	// the code here vanished to the component itself!
394			// could/should we do this for "edit" and/or "view" actions as well?
395			// look at ecom/FlexibleDataItem!
396
397			}
398
399	jonen	1.3	'),
400	joko	1.5
401			// propagate datasources to ecoms
402			// datasource-change requested? enhance logic here!
403			// by now each ecom-component gets injected the very same
404			// datasource if requested - otherwise everything will fall back to defaults
405			create_function('&$_in, &$_out', '
406			if ($_in[ecom_data_source_key]) {
407	joko	1.8
408	joko	1.10	print "YAI: ecom_data_source_key<br/>";
409	joko	1.8
410	joko	1.5	//print Dumper($_out[options][ecoms]);
411			//print "ds: " . $_in[ecom_data_source_key] . "<br/>";
412			/*
413			foreach ($_out[options][ecoms] as $name => $ecom) {
414			print "name: $name<br/>";
415			//$_out[options][sources][selected] = $_in[ecom_data_source];
416			$_out[options][ecoms][$name][ecom_data_source_key] = $_in[ecom_data_source_key];
417			}
418			*/
419			$_out[options][main][ecom_data_source_key] = $_in[ecom_data_source_key];
420	joko	1.8
421
422			// 2003-04-07 - enhanced
423			// now activates a special ecom-component - a "RemoteAction" - replacing
424			// the "content"-ecom instead of displaying an empty page / overriding any
425			// view reached by "normal dispatching"
426
427			$_out[options][ecoms][phase_startup] = array(
428			ecom_type => "call",
429			ecom_abstract_type => "auto",
430			ecom_mode => "link",
431			ecom_data_locator_key => "rpc",
432			// new attributes/properties/arguments that control further / trigger different DataFlow:
433	joko	1.10	// FIXME: add these to declaration at top!
434	joko	1.8	ecom_call_method => "selectSource",
435			ecom_call_args => $_in[ecom_data_source_key]
436			);
437
438	joko	1.5	}
439			'),
440
441	jonen	1.4
442	jonen	1.1	/*
443			// translate value of argument "action" (olist => list.view, oedit => item.edit)
444			// action dispatcher
445			create_function('&$_in, &$_out', '
446			$_out = $_in;
447			switch ($_out[action]) {
448			case "olist":
449			$_out[action] = "list.view";
450			break;
451			case "oedit":
452			$_out[action] = "item.edit";
453			break;
454			case "":
455			print "ExplorerController: selecting default action \"list.view\" in rule #2.<br/>";
456			$_out[options][action] = "list.view";
457			return;
458			break;
459			}
460			//return "last";
461			'),
462
463
464			// dummy rule - just returns
465			create_function('&$_in, &$_out', '
466			return;
467			if ($_in[topic] == "DataBrowser.item.edit" \|\| $_in[page] == "oedit") {
468			$_out[view] = "Page::DataBrowser";
469			$_out[options] = array( caption_context => "Item - [edit]", args => array(HTML, "UB_ITEM"));
470			}
471			'),
472			*/
473
474
475			// tracing-rule - dumps $_in and $_out
476			/*
477			create_function('&$_in, &$_out', '
478			print "I am here: AnyMVC<br/>";
479			print "in: " . Dumper($_in);
480			print "out: " . Dumper($_out);
481			//exit;
482			return;
483			'),
484			*/
485			),
486			));
487
488			}
489
490
491			}
492
493			?>
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