org.netfrag.app/WebExplorer/AbstractExplorer.php

<?
/*
##    -----------------------------------------------------------------------------
##    $Id: AbstractExplorer.php,v 1.11 2003/04/07 22:31:51 jonen Exp $
##    -----------------------------------------------------------------------------
##    $Log: AbstractExplorer.php,v $
##    Revision 1.11  2003/04/07 22:31:51  jonen
##    + added switch of ecom label (e.g. nav, chooser) at ecom type switch 'nav'
##    - removed recent added ecom type chooser
##
##    Revision 1.10  2003/04/05 20:32:04  joko
##    added Chooser
##
##    Revision 1.9  2003/04/04 02:22:37  joko
##    minor fix: querySchema now issues argument
##
##    Revision 1.8  2003/04/04 01:16:03  jonen
##    +  integrated different mode's for 'DataItem'
##
##    Revision 1.7  2003/03/29 07:49:55  joko
##    show boxes in DEBUG-mode only!
##
##    Revision 1.6  2003/03/28 06:42:37  joko
##    fix: propagating rpc-debugging-options to constants here
##
##    Revision 1.5  2003/03/27 01:24:29  jonen
##    + enabled navigation ecom (only list yet)
##
##    Revision 1.4  2003/03/20 08:02:11  jonen
##    + purged code
##
##    Revision 1.3  2003/03/20 07:54:52  jonen
##    + added docu
##
##    Revision 1.2  2003/03/20 07:44:31  jonen
##    + removed dumper
##
##    Revision 1.1  2003/03/20 03:48:46  jonen
##    + initial commit
##
##    Revision 1.1  2003/03/08 02:36:17  cvsmax
##    + moved from *.inc
##    + mungled namespace with WebExplorer
##
##    Revision 1.3  2003/03/03 22:25:21  joko
##    fixed minor typos
##    namespace mungling
##
##    Revision 1.2  2003/03/02 00:48:49  cvsmax
##    + set up gui module registry
##    - purged old/sample code
##
##    Revision 1.1  2003/03/01 22:57:32  cvsmax
##    + inital commit
##
##
##    -----------------------------------------------------------------------------
*/

/**
 * WebExplorer::AbstractExplorer - this can be simple compared to a container,
 *  which modular GUI classes can be register, manipulated and rendered...
 *
 * @author Sebastian Utz <seut@tunemedia.de>
 * @package org.netfrag.app
 * @name WebExplorer::AbstractExplorer
 */


class WebExplorer_AbstractExplorer {

 /**
  * container holds meta information of data locators
  */
 var $_data_locators = array();

 /**
  * container for registered modules
  */
 var $_module = array();

 /**
  * container holds references to each ecom
  */
 var $_ecom = array();

 /**
  * holds the whole page state
  */
 var $_state = array();

 /**
  * holds state variables only needed for explorer
  */
 var $_e_state = array();


  function WebExplorer_AbstractExplorer($data_locators=array()) {
    $this->_data_locators = $data_locators;
    $this->init_default_gui_modules();    
    $this->set_e_state();

    //debug
    //print "State: " . Dumper($this->_state) ."<br>";
    $div = html_div();
    $div->add( html_b(get_class($this)), html_hr(), "Explorer_State: " . Dumper($this->_e_state));
    $div->set_style('background: #adadad; border: 2px black groove; width:640px; padding:10px; margin:40px;');
    if (constants::get('DEBUG')) {
      print $div->render();
    }
  }


  function add_data_locator($label, $args) {
    $this->_data_locators[$label] = $args;
  }
  
  function set_data_locator($label, $new_args=array() ) {
    global $app;
    //print Dumper($app) . "<br>";
    if($label == "rpc") {
      $rpcinfo = $app->getConfig("rpcinfo");
      define('RPC_HOSTNAME', $rpcinfo[Host]);
      define('RPC_PORT', $rpcinfo[Port]);
      define('RPC_DEBUG', $rpcinfo[DEBUG]);
      define('RPC_TRACE', $rpcinfo[TRACE]);
      define('RPC_DISCONNECT_ON_ERROR', $rpcinfo[DISCONNECT_ON_ERROR]);
    } else {
      user_error("AbstractExplorer::set_data_locator - data_locator_key label $label not found!");
    }
  }
  
  function get_data_locator($label) {
  }

  function get_page_state() {
    $requestTracker = mkObject("Application::Request::Tracker");
    $this->_state = $requestTracker->getPointer();
  }
  
  function set_e_state() {
    $this->get_page_state();
    $this->_e_state = $this->_state[options][options];
  }
  

  function set_page_state() {
    user_error("AbstractExplorer::set_page_state - please implement me....");    
  }
  

  function init_default_gui_modules() {
    
    // format of parameters: label, ecom_type, abstract_type, module_name
    
    //$this->register_gui_module("n_tree", "nav", array( 'name' => "NavigationTree", 'type' => "tree") );
    $this->register_gui_module("nav", "nav", "list", "WebExplorer::Module::NavigationList" );
    $this->register_gui_module("content", "data", "list", "WebExplorer::Module::DataList" );
    $this->register_gui_module("content", "data", "item", "WebExplorer::Module::DataItem" );
    // 2003-04-05 - Chooser
    $this->register_gui_module("chooser", "nav", "list", "WebExplorer::Module::Chooser");    
    // 2003-04-07 - RemoteAction
    $this->register_gui_module("phase_startup", "call", "auto", "WebExplorer::Module::RemoteAction");    
  }

  function register_source_module($label, $args) {
    $this->_module['source'][$label] = $args;
  }
  
  function register_gui_module($label, $ecom_type, $abstract_type, $module_name) {
    $this->_module['gui'][$label][$ecom_type][$abstract_type] = $module_name;
  }


  function &get_ecom($label) {
    //return "Hello World";
    $this->_load_ecom($label);
    return $this->_ecom[$label];
  }


  function _load_ecoms() {
    //trace("_load_ecoms: " . Dumper($this->_e_state[ecoms]) . "<br/>");
    foreach($this->_e_state[ecoms] as $label => $val) {
      $this->_load_ecom($label);
    }
  }


  function _load_ecom($label) {
    // fetch values from state
    $val = $this->_e_state['ecoms'][$label];
    debug::info("_load_ecom($label): " . Dumper($val) . "<br/>");

    // find right ecom gui module
    $ecom_type = $val['ecom_type'];
    $abstract_type = $val['ecom_abstract_type'];
    $gui_module = $this->_module['gui'][$label][$ecom_type][$abstract_type];
    //print Dumper($gui_module);
    if(!$gui_module) {
      user_error("AbstractExplorer::_load_component - No GUI module found. [label='$label', abstract type='$val[ecom_abstract_type]', ecom type='$val[ecom_type]']");
      return;
    }

    // get arguments needed for ecom gui module
    $args = $this->_prepare_component_args($label);
    //print Dumper($args);
    
    // get ecom GUI module
    if (!$ecom = php::mkComponent($gui_module, $args)) {
      return;
    }
    //print Dumper($ecom);
        
    // load phphtmllib GUI object 
    $gui_ecom = &$ecom->get();

    // add hidden vars, needed for explorer control
    $hidden_items = $this->_get_hidden_items($label);
    if(is_array($hidden_items) ) {
      $ecom->add_hidden_items($hidden_items);
      //print "Hidden: " . Dumper($hidden_items);
    }

    // attempt:
    //$gui_ecom->make_transparent();
    
    // store phphtmllib GUI object 
    $this->_ecom[$label] = &$gui_ecom;
  }


  function _get_hidden_items($label) {
    $ecom_state = $this->_e_state['ecoms'][$label];
    if($ecom_state['ecom_type'] == "data") {
      if($ecom_state['ecom_abstract_type'] == "list") {
        $hidden_items = array(
                                  'ecl' => $label,
                                  'ecat' => "item",
                                  'ecmod' => "view",
                                  );
      }
      elseif($ecom_state['ecom_abstract_type'] == "item") {
        $hidden_items = array(
                                  'ecl' => $label,
                                  'ecat' => "item",
                                  'ecmod' => "view",
                                  );
/*
        if($ecom_state['ecom_mode'] == "view") {
          $hidden_items['ecmod'] = "edit";
        }
        elseif($ecom_state['ecom_mode'] == "edit") {
          $hidden_items['ecmod'] = "edit";
        }
*/       
      }
      $hidden_items['ap'] = "explorer";
    }
    return $hidden_items;
  }


  function _prepare_component_args($label) {    
    $val = $this->_e_state['ecoms'][$label];
    $this->set_data_locator($val['ecom_data_locator_key']);

    // detect and execute 'selectSource' action
    // FIXME: this is a HACK!!! move to a module 'BackendAction' or s.th.l.th.
    //print Dumper($this->_e_state['sources']);
    if ($source = $this->_e_state['main']['ecom_data_source_key']) {
      //print "selectSource: $source<br/>";
      //global $app;
      //print Dumper($backend);
      //$app->backend->do();
    }
    
    // switch component type
    if($val['ecom_type'] == "data") {
      // switch abstract type
      if($val['ecom_abstract_type'] == "list") {
        if($val['ecom_data_locator_key'] == "rpc") {
          //$data_locator_meta = array( transport => 'rpc', metatype => 'data', vartype => 'objects', classname => $val['ecom_data_ident']);
          $data_locator_meta = array( transport => 'rpc', metatype => 'data', abstract_type => 'list', classname => $val['ecom_data_ident']);
        } else {
          user_error("AbstractExplorer::_prepare_component_args - Cannot build query for data_locator_key $val[ecom_data_locator_key] !");
        }
        $args = array(
                      'caption' => $val['ecom_data_ident'],
                      'orderby' => "Guid",
                      'options' => array( 
                                          'data_locator_meta' => $data_locator_meta,
                                          'decode' => 1,
                                          'decode_args' => array(
                                              'seperator' => "_",
                                              'form' => 1,
                                              ),
                                          ),
                      );
      // switch abstract type
      } elseif ($val['ecom_abstract_type'] == "item") {
        if($val['ecom_data_locator_key'] == "rpc") {
          //$data_locator_meta = array( transport => 'rpc', metatype => 'data', vartype => 'objects', classname => $val['ecom_data_ident']);
          $data_locator_meta = array( transport => 'rpc', metatype => 'data', abstract_type => 'item', ident => $val['ecom_data_ident'], classname => $val['ecom_data_meta']);
        } else {
          user_error("AbstractExplorer::_prepare_component_args - Cannot build query for data_locator_key $val[ecom_data_locator_key] !");
        }
        if(!$val['ecom_mode']) { $val['ecom_mode'] = "view"; }
        print "Mode: $val[ecom_mode]<br>";
        $args = array(
                      'caption' => $val['ecom_data_meta'],
                      'mode' => $val['ecom_mode'],
                      'options' => array( 
                                          'data_locator_meta' => $data_locator_meta,
                                          'decode' => 1,
                                          'decode_args' => array(
                                              'seperator' => "_",
                                              ),
                                          ),
                      );
         if($val['ecom_mode'] == "edit") { $args['adapter'] = 'FormProcessor'; }
      }
    
    // switch component type
    } elseif ($val['ecom_type'] == "nav") {
      // switch abstract type
      if($val['ecom_abstract_type'] == "list") {
       $args = array();
        if($val['ecom_data_locator_key'] == "rpc") {
          // switch component label
          if($label == "nav") {
            $data_locator_meta = array( transport => 'rpc', metatype => 'schema', filter => 'nodes.root:concrete' );
            $args['caption'] = "Objekt Typen";
          }
          // NEW [2003-04-05]: DataSource.Chooser
          elseif ($label == "chooser") {
            $data_locator_meta = array( transport => 'rpc', metatype => 'schema', filter => 'sources.all' );
            $args['caption'] = "Datenquellen";
          }
          $args['options']['data_locator_meta'] = $data_locator_meta;
        } else {
          user_error("AbstractExplorer::_prepare_component_args - Cannot build schema query for data_locator_key $val[ecom_data_locator_key] !");
        }
      } elseif ($val['ecom_abstract_type'] == "tree") {
        $args = array();
      }

    // NEW [2003-04-08]: RemoteAction (e.g.: result of a selection inside a Chooser)
    // switch component type
    } elseif ($val['ecom_type'] == "call") {

      // responses of RemoteActions are not predictable!
      if ($val['ecom_abstract_type'] == "auto") {
        
        // Dispatching by $label is not done here. RemoteAction-ecoms can appear anywhere!

        // Just define the RemoteQuery using a declaration to use DataSource::Generic most transparently.
        // Really - just a remote call is issued, no data-/schema-structures or similar are expected.
        
        // The RemoteMethod 'method' is called directly with arguments in 'args'!
        // As response (important for widget assignement!) you may expect an arbitrary payload.
        $args['options']['data_locator_meta'] = array( 
          transport => 'rpc', 
          metatype => 'method', 
          method => $val['ecom_call_method'], 
          args => $val['ecom_call_args']
        );
        
      } else {
        // FIXME: implement automatic re-dispatching to available ecoms here!
        user_error("WebExplorer::AbstractExplorer: results of RemoteActions can only be handled automatically. Who knows what comes back?");
      }      

    }
    return $args;
  }


  function get_msg($label) {
    if($label == "welcome") {
      $msg = "Welcome to the Explorer.";
    }
    return $msg;
  }


  function render() {
    user_error("AbstractExplorer::render - please implement me....");
  }

}


?>
1	jonen	1.1	<?
2			/*
3			## -----------------------------------------------------------------------------
4	joko	1.12	## $Id: AbstractExplorer.php,v 1.11 2003/04/07 22:31:51 jonen Exp $
5	jonen	1.1	## -----------------------------------------------------------------------------
6			## $Log: AbstractExplorer.php,v $
7	joko	1.12	## Revision 1.11 2003/04/07 22:31:51 jonen
8			## + added switch of ecom label (e.g. nav, chooser) at ecom type switch 'nav'
9			## - removed recent added ecom type chooser
10			##
11	jonen	1.11	## Revision 1.10 2003/04/05 20:32:04 joko
12			## added Chooser
13			##
14	joko	1.10	## Revision 1.9 2003/04/04 02:22:37 joko
15			## minor fix: querySchema now issues argument
16			##
17	joko	1.9	## Revision 1.8 2003/04/04 01:16:03 jonen
18			## + integrated different mode's for 'DataItem'
19			##
20	jonen	1.8	## Revision 1.7 2003/03/29 07:49:55 joko
21			## show boxes in DEBUG-mode only!
22			##
23	joko	1.7	## Revision 1.6 2003/03/28 06:42:37 joko
24			## fix: propagating rpc-debugging-options to constants here
25			##
26	joko	1.6	## Revision 1.5 2003/03/27 01:24:29 jonen
27			## + enabled navigation ecom (only list yet)
28			##
29	jonen	1.5	## Revision 1.4 2003/03/20 08:02:11 jonen
30			## + purged code
31			##
32	jonen	1.4	## Revision 1.3 2003/03/20 07:54:52 jonen
33			## + added docu
34			##
35	jonen	1.3	## Revision 1.2 2003/03/20 07:44:31 jonen
36			## + removed dumper
37			##
38	jonen	1.2	## Revision 1.1 2003/03/20 03:48:46 jonen
39			## + initial commit
40			##
41	jonen	1.1	## Revision 1.1 2003/03/08 02:36:17 cvsmax
42			## + moved from *.inc
43			## + mungled namespace with WebExplorer
44			##
45			## Revision 1.3 2003/03/03 22:25:21 joko
46			## fixed minor typos
47			## namespace mungling
48			##
49			## Revision 1.2 2003/03/02 00:48:49 cvsmax
50			## + set up gui module registry
51			## - purged old/sample code
52			##
53			## Revision 1.1 2003/03/01 22:57:32 cvsmax
54			## + inital commit
55			##
56			##
57			## -----------------------------------------------------------------------------
58			*/
59	jonen	1.3
60			/**
61			* WebExplorer::AbstractExplorer - this can be simple compared to a container,
62			* which modular GUI classes can be register, manipulated and rendered...
63			*
64			* @author Sebastian Utz <seut@tunemedia.de>
65			* @package org.netfrag.app
66			* @name WebExplorer::AbstractExplorer
67			*/
68	jonen	1.1
69
70			class WebExplorer_AbstractExplorer {
71
72			/**
73			* container holds meta information of data locators
74			*/
75			var $_data_locators = array();
76
77			/**
78			* container for registered modules
79			*/
80			var $_module = array();
81
82			/**
83			* container holds references to each ecom
84			*/
85			var $_ecom = array();
86
87			/**
88			* holds the whole page state
89			*/
90			var $_state = array();
91
92			/**
93			* holds state variables only needed for explorer
94			*/
95			var $_e_state = array();
96
97
98			function WebExplorer_AbstractExplorer($data_locators=array()) {
99			$this->_data_locators = $data_locators;
100	jonen	1.11	$this->init_default_gui_modules();
101	jonen	1.1	$this->set_e_state();
102	jonen	1.11
103			//debug
104	jonen	1.2	//print "State: " . Dumper($this->_state) ."<br>";
105	joko	1.6	$div = html_div();
106			$div->add( html_b(get_class($this)), html_hr(), "Explorer_State: " . Dumper($this->_e_state));
107			$div->set_style('background: #adadad; border: 2px black groove; width:640px; padding:10px; margin:40px;');
108	joko	1.7	if (constants::get('DEBUG')) {
109			print $div->render();
110			}
111	jonen	1.1	}
112
113
114			function add_data_locator($label, $args) {
115			$this->_data_locators[$label] = $args;
116			}
117
118			function set_data_locator($label, $new_args=array() ) {
119			global $app;
120			//print Dumper($app) . "<br>";
121			if($label == "rpc") {
122			$rpcinfo = $app->getConfig("rpcinfo");
123			define('RPC_HOSTNAME', $rpcinfo[Host]);
124			define('RPC_PORT', $rpcinfo[Port]);
125	joko	1.6	define('RPC_DEBUG', $rpcinfo[DEBUG]);
126			define('RPC_TRACE', $rpcinfo[TRACE]);
127			define('RPC_DISCONNECT_ON_ERROR', $rpcinfo[DISCONNECT_ON_ERROR]);
128	jonen	1.1	} else {
129			user_error("AbstractExplorer::set_data_locator - data_locator_key label $label not found!");
130			}
131			}
132
133			function get_data_locator($label) {
134			}
135
136			function get_page_state() {
137			$requestTracker = mkObject("Application::Request::Tracker");
138			$this->_state = $requestTracker->getPointer();
139			}
140
141			function set_e_state() {
142			$this->get_page_state();
143			$this->_e_state = $this->_state[options][options];
144			}
145
146
147			function set_page_state() {
148			user_error("AbstractExplorer::set_page_state - please implement me....");
149			}
150
151
152			function init_default_gui_modules() {
153	joko	1.12
154			// format of parameters: label, ecom_type, abstract_type, module_name
155
156	jonen	1.1	//$this->register_gui_module("n_tree", "nav", array( 'name' => "NavigationTree", 'type' => "tree") );
157	jonen	1.11	$this->register_gui_module("nav", "nav", "list", "WebExplorer::Module::NavigationList" );
158			$this->register_gui_module("content", "data", "list", "WebExplorer::Module::DataList" );
159			$this->register_gui_module("content", "data", "item", "WebExplorer::Module::DataItem" );
160	joko	1.10	// 2003-04-05 - Chooser
161	jonen	1.11	$this->register_gui_module("chooser", "nav", "list", "WebExplorer::Module::Chooser");
162	joko	1.12	// 2003-04-07 - RemoteAction
163			$this->register_gui_module("phase_startup", "call", "auto", "WebExplorer::Module::RemoteAction");
164	jonen	1.1	}
165
166			function register_source_module($label, $args) {
167			$this->_module['source'][$label] = $args;
168			}
169
170	jonen	1.11	function register_gui_module($label, $ecom_type, $abstract_type, $module_name) {
171			$this->_module['gui'][$label][$ecom_type][$abstract_type] = $module_name;
172	jonen	1.1	}
173
174	jonen	1.11
175	jonen	1.1	function &get_ecom($label) {
176			//return "Hello World";
177			$this->_load_ecom($label);
178			return $this->_ecom[$label];
179			}
180	jonen	1.11
181
182	jonen	1.1
183			function _load_ecoms() {
184	joko	1.10	//trace("_load_ecoms: " . Dumper($this->_e_state[ecoms]) . "<br/>");
185	jonen	1.1	foreach($this->_e_state[ecoms] as $label => $val) {
186			$this->_load_ecom($label);
187			}
188			}
189	jonen	1.11
190
191	jonen	1.1
192			function _load_ecom($label) {
193	jonen	1.11	// fetch values from state
194	jonen	1.1	$val = $this->_e_state['ecoms'][$label];
195	jonen	1.11	debug::info("_load_ecom($label): " . Dumper($val) . "<br/>");
196
197			// find right ecom gui module
198			$ecom_type = $val['ecom_type'];
199	jonen	1.1	$abstract_type = $val['ecom_abstract_type'];
200	jonen	1.11	$gui_module = $this->_module['gui'][$label][$ecom_type][$abstract_type];
201			//print Dumper($gui_module);
202	jonen	1.1	if(!$gui_module) {
203	joko	1.10	user_error("AbstractExplorer::_load_component - No GUI module found. [label='$label', abstract type='$val[ecom_abstract_type]', ecom type='$val[ecom_type]']");
204	jonen	1.1	return;
205			}
206	jonen	1.11
207			// get arguments needed for ecom gui module
208	jonen	1.1	$args = $this->_prepare_component_args($label);
209			//print Dumper($args);
210
211	jonen	1.11	// get ecom GUI module
212	joko	1.12	if (!$ecom = php::mkComponent($gui_module, $args)) {
213			return;
214			}
215	jonen	1.1	//print Dumper($ecom);
216
217	jonen	1.11	// load phphtmllib GUI object
218	jonen	1.1	$gui_ecom = &$ecom->get();
219
220			// add hidden vars, needed for explorer control
221			$hidden_items = $this->_get_hidden_items($label);
222	jonen	1.8	if(is_array($hidden_items) ) {
223			$ecom->add_hidden_items($hidden_items);
224			//print "Hidden: " . Dumper($hidden_items);
225			}
226	jonen	1.1
227	jonen	1.11	// attempt:
228			//$gui_ecom->make_transparent();
229
230			// store phphtmllib GUI object
231	jonen	1.1	$this->_ecom[$label] = &$gui_ecom;
232			}
233
234	jonen	1.11
235
236	jonen	1.1	function _get_hidden_items($label) {
237			$ecom_state = $this->_e_state['ecoms'][$label];
238	jonen	1.5	if($ecom_state['ecom_type'] == "data") {
239			if($ecom_state['ecom_abstract_type'] == "list") {
240			$hidden_items = array(
241	jonen	1.1	'ecl' => $label,
242	jonen	1.8	'ecat' => "item",
243			'ecmod' => "view",
244	jonen	1.1	);
245	jonen	1.5	}
246	jonen	1.8	elseif($ecom_state['ecom_abstract_type'] == "item") {
247			$hidden_items = array(
248			'ecl' => $label,
249			'ecat' => "item",
250			'ecmod' => "view",
251			);
252			/*
253			if($ecom_state['ecom_mode'] == "view") {
254			$hidden_items['ecmod'] = "edit";
255			}
256			elseif($ecom_state['ecom_mode'] == "edit") {
257			$hidden_items['ecmod'] = "edit";
258			}
259			*/
260			}
261	jonen	1.5	$hidden_items['ap'] = "explorer";
262	jonen	1.1	}
263			return $hidden_items;
264			}
265
266	jonen	1.11
267
268	jonen	1.1	function _prepare_component_args($label) {
269			$val = $this->_e_state['ecoms'][$label];
270			$this->set_data_locator($val['ecom_data_locator_key']);
271	joko	1.10
272			// detect and execute 'selectSource' action
273			// FIXME: this is a HACK!!! move to a module 'BackendAction' or s.th.l.th.
274			//print Dumper($this->_e_state['sources']);
275			if ($source = $this->_e_state['main']['ecom_data_source_key']) {
276			//print "selectSource: $source<br/>";
277			//global $app;
278			//print Dumper($backend);
279			//$app->backend->do();
280			}
281
282	jonen	1.5	// switch component type
283			if($val['ecom_type'] == "data") {
284			// switch abstract type
285			if($val['ecom_abstract_type'] == "list") {
286			if($val['ecom_data_locator_key'] == "rpc") {
287	joko	1.12	//$data_locator_meta = array( transport => 'rpc', metatype => 'data', vartype => 'objects', classname => $val['ecom_data_ident']);
288			$data_locator_meta = array( transport => 'rpc', metatype => 'data', abstract_type => 'list', classname => $val['ecom_data_ident']);
289	jonen	1.5	} else {
290			user_error("AbstractExplorer::_prepare_component_args - Cannot build query for data_locator_key $val[ecom_data_locator_key] !");
291			}
292			$args = array(
293	jonen	1.11	'caption' => $val['ecom_data_ident'],
294	jonen	1.1	'orderby' => "Guid",
295			'options' => array(
296			'data_locator_meta' => $data_locator_meta,
297			'decode' => 1,
298			'decode_args' => array(
299			'seperator' => "_",
300			'form' => 1,
301			),
302			),
303			);
304	jonen	1.5	// switch abstract type
305			} elseif ($val['ecom_abstract_type'] == "item") {
306	jonen	1.8	if($val['ecom_data_locator_key'] == "rpc") {
307	joko	1.12	//$data_locator_meta = array( transport => 'rpc', metatype => 'data', vartype => 'objects', classname => $val['ecom_data_ident']);
308			$data_locator_meta = array( transport => 'rpc', metatype => 'data', abstract_type => 'item', ident => $val['ecom_data_ident'], classname => $val['ecom_data_meta']);
309	jonen	1.8	} else {
310			user_error("AbstractExplorer::_prepare_component_args - Cannot build query for data_locator_key $val[ecom_data_locator_key] !");
311			}
312			if(!$val['ecom_mode']) { $val['ecom_mode'] = "view"; }
313			print "Mode: $val[ecom_mode]<br>";
314			$args = array(
315	jonen	1.11	'caption' => $val['ecom_data_meta'],
316	jonen	1.8	'mode' => $val['ecom_mode'],
317			'options' => array(
318			'data_locator_meta' => $data_locator_meta,
319			'decode' => 1,
320			'decode_args' => array(
321			'seperator' => "_",
322			),
323			),
324			);
325			if($val['ecom_mode'] == "edit") { $args['adapter'] = 'FormProcessor'; }
326	jonen	1.5	}
327	joko	1.10
328	jonen	1.5	// switch component type
329			} elseif ($val['ecom_type'] == "nav") {
330			// switch abstract type
331			if($val['ecom_abstract_type'] == "list") {
332	jonen	1.11	$args = array();
333	jonen	1.5	if($val['ecom_data_locator_key'] == "rpc") {
334	jonen	1.11	// switch component label
335			if($label == "nav") {
336	joko	1.12	$data_locator_meta = array( transport => 'rpc', metatype => 'schema', filter => 'nodes.root:concrete' );
337	jonen	1.11	$args['caption'] = "Objekt Typen";
338			}
339			// NEW [2003-04-05]: DataSource.Chooser
340			elseif ($label == "chooser") {
341	joko	1.12	$data_locator_meta = array( transport => 'rpc', metatype => 'schema', filter => 'sources.all' );
342	jonen	1.11	$args['caption'] = "Datenquellen";
343			}
344			$args['options']['data_locator_meta'] = $data_locator_meta;
345	jonen	1.5	} else {
346	joko	1.10	user_error("AbstractExplorer::_prepare_component_args - Cannot build schema query for data_locator_key $val[ecom_data_locator_key] !");
347	jonen	1.5	}
348			} elseif ($val['ecom_abstract_type'] == "tree") {
349			$args = array();
350			}
351	joko	1.10
352	joko	1.12	// NEW [2003-04-08]: RemoteAction (e.g.: result of a selection inside a Chooser)
353			// switch component type
354			} elseif ($val['ecom_type'] == "call") {
355
356			// responses of RemoteActions are not predictable!
357			if ($val['ecom_abstract_type'] == "auto") {
358
359			// Dispatching by $label is not done here. RemoteAction-ecoms can appear anywhere!
360
361			// Just define the RemoteQuery using a declaration to use DataSource::Generic most transparently.
362			// Really - just a remote call is issued, no data-/schema-structures or similar are expected.
363
364			// The RemoteMethod 'method' is called directly with arguments in 'args'!
365			// As response (important for widget assignement!) you may expect an arbitrary payload.
366			$args['options']['data_locator_meta'] = array(
367			transport => 'rpc',
368			metatype => 'method',
369			method => $val['ecom_call_method'],
370			args => $val['ecom_call_args']
371			);
372
373			} else {
374			// FIXME: implement automatic re-dispatching to available ecoms here!
375			user_error("WebExplorer::AbstractExplorer: results of RemoteActions can only be handled automatically. Who knows what comes back?");
376			}
377	joko	1.10
378	jonen	1.1	}
379			return $args;
380			}
381
382	jonen	1.11
383
384	jonen	1.1	function get_msg($label) {
385			if($label == "welcome") {
386			$msg = "Welcome to the Explorer.";
387			}
388			return $msg;
389			}
390	jonen	1.11
391
392	jonen	1.1
393			function render() {
394			user_error("AbstractExplorer::render - please implement me....");
395			}
396
397			}
398
399
400			?>
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