/[cvs]/nfo/php/libs/org.netfrag.app/WebExplorer/AbstractExplorer.php
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revision 1.9 by joko, Fri Apr 4 02:22:37 2003 UTC revision 1.13 by jonen, Wed Apr 9 00:03:11 2003 UTC
# Line 4  Line 4 
4  ##    $Id$  ##    $Id$
5  ##    -----------------------------------------------------------------------------  ##    -----------------------------------------------------------------------------
6  ##    $Log$  ##    $Log$
7    ##    Revision 1.13  2003/04/09 00:03:11  jonen
8    ##    disabled form rendering for inheritanced items at 'list'
9    ##
10    ##    Revision 1.12  2003/04/08 17:52:12  joko
11    ##    CHANGE: renamed property 'datasource' to 'transport'
12    ##    NEW: Module 'RemoteAction'
13    ##
14    ##    Revision 1.11  2003/04/07 22:31:51  jonen
15    ##    + added switch of ecom label (e.g. nav, chooser) at ecom type switch 'nav'
16    ##    - removed recent added ecom type chooser
17    ##
18    ##    Revision 1.10  2003/04/05 20:32:04  joko
19    ##    added Chooser
20    ##
21  ##    Revision 1.9  2003/04/04 02:22:37  joko  ##    Revision 1.9  2003/04/04 02:22:37  joko
22  ##    minor fix: querySchema now issues argument  ##    minor fix: querySchema now issues argument
23  ##  ##
# Line 90  class WebExplorer_AbstractExplorer { Line 104  class WebExplorer_AbstractExplorer {
104    
105    function WebExplorer_AbstractExplorer($data_locators=array()) {    function WebExplorer_AbstractExplorer($data_locators=array()) {
106      $this->_data_locators = $data_locators;      $this->_data_locators = $data_locators;
107      $this->init_default_gui_modules();      $this->init_default_gui_modules();    
       
108      $this->set_e_state();      $this->set_e_state();
109    
110        //debug
111      //print "State: " . Dumper($this->_state) ."<br>";      //print "State: " . Dumper($this->_state) ."<br>";
112      $div = html_div();      $div = html_div();
113      $div->add( html_b(get_class($this)), html_hr(), "Explorer_State: " . Dumper($this->_e_state));      $div->add( html_b(get_class($this)), html_hr(), "Explorer_State: " . Dumper($this->_e_state));
# Line 100  class WebExplorer_AbstractExplorer { Line 115  class WebExplorer_AbstractExplorer {
115      if (constants::get('DEBUG')) {      if (constants::get('DEBUG')) {
116        print $div->render();        print $div->render();
117      }      }
     //$this->init_state();  
118    }    }
119    
120    
# Line 143  class WebExplorer_AbstractExplorer { Line 157  class WebExplorer_AbstractExplorer {
157        
158    
159    function init_default_gui_modules() {    function init_default_gui_modules() {
160        
161        // format of parameters: label, ecom_type, abstract_type, module_name
162        
163      //$this->register_gui_module("n_tree", "nav", array( 'name' => "NavigationTree", 'type' => "tree") );      //$this->register_gui_module("n_tree", "nav", array( 'name' => "NavigationTree", 'type' => "tree") );
164      $this->register_gui_module("list", "nav", array( 'name' => "WebExplorer::Module::NavigationList", 'type' => "list") );      $this->register_gui_module("nav", "nav", "list", "WebExplorer::Module::NavigationList" );
165      $this->register_gui_module("list", "data", array( 'name' => "WebExplorer::Module::DataList", 'type' => "list") );      $this->register_gui_module("content", "data", "list", "WebExplorer::Module::DataList" );
166      $this->register_gui_module("item", "data", array( 'name' => "WebExplorer::Module::DataItem", 'type' => "item") );      $this->register_gui_module("content", "data", "item", "WebExplorer::Module::DataItem" );
167        // 2003-04-05 - Chooser
168        $this->register_gui_module("chooser", "nav", "list", "WebExplorer::Module::Chooser");    
169        // 2003-04-07 - RemoteAction
170        $this->register_gui_module("phase_startup", "call", "auto", "WebExplorer::Module::RemoteAction");    
171    }    }
172    
173    function register_source_module($label, $args) {    function register_source_module($label, $args) {
174      $this->_module['source'][$label] = $args;      $this->_module['source'][$label] = $args;
175    }    }
176        
177    function register_gui_module($abstract_type, $ecom_type, $args) {    function register_gui_module($label, $ecom_type, $abstract_type, $module_name) {
178      $this->_module['gui'][$ecom_type][$abstract_type] = $args;      $this->_module['gui'][$label][$ecom_type][$abstract_type] = $module_name;
179    }    }
180    
181    
182    function &get_ecom($label) {    function &get_ecom($label) {
183      //return "Hello World";      //return "Hello World";
184      $this->_load_ecom($label);      $this->_load_ecom($label);
185      return $this->_ecom[$label];      return $this->_ecom[$label];
186    }    }
187    
188    
189        
190    function _load_ecoms() {    function _load_ecoms() {
191        //trace("_load_ecoms: " . Dumper($this->_e_state[ecoms]) . "<br/>");
192      foreach($this->_e_state[ecoms] as $label => $val) {      foreach($this->_e_state[ecoms] as $label => $val) {
193        $this->_load_ecom($label);        $this->_load_ecom($label);
194      }      }
195    }    }
196    
197    
198        
199    function _load_ecom($label) {    function _load_ecom($label) {
200        // fetch values from state
201      $val = $this->_e_state['ecoms'][$label];      $val = $this->_e_state['ecoms'][$label];
202      // find right gui module      debug::info("_load_ecom($label): " . Dumper($val) . "<br/>");
203      $com_type = $val['ecom_type'];  
204        // find right ecom gui module
205        $ecom_type = $val['ecom_type'];
206      $abstract_type = $val['ecom_abstract_type'];      $abstract_type = $val['ecom_abstract_type'];
207      $gui_module = $this->_module['gui'][$com_type][$abstract_type]['name'];      $gui_module = $this->_module['gui'][$label][$ecom_type][$abstract_type];
208        //print Dumper($gui_module);
209      if(!$gui_module) {      if(!$gui_module) {
210        user_error("AbstractExplorer::_load_component - No GUI module found for abstract type $val[ecom_abstract_type] ecom type $val[ecom_type] !");        user_error("AbstractExplorer::_load_component - No GUI module found. [label='$label', abstract type='$val[ecom_abstract_type]', ecom type='$val[ecom_type]']");
211        return;        return;
212      }      }
213      // get arguments needed for gui module  
214        // get arguments needed for ecom gui module
215      $args = $this->_prepare_component_args($label);      $args = $this->_prepare_component_args($label);
216      //print Dumper($args);      //print Dumper($args);
217            
218      // get GUI module      // get ecom GUI module
219      $ecom = php::mkComponent($gui_module, $args);      if (!$ecom = php::mkComponent($gui_module, $args)) {
220          return;
221        }
222      //print Dumper($ecom);      //print Dumper($ecom);
223                    
224      // get phphtmllib GUI object      // load phphtmllib GUI object
225      $gui_ecom = &$ecom->get();      $gui_ecom = &$ecom->get();
226    
227      // add hidden vars, needed for explorer control      // add hidden vars, needed for explorer control
# Line 197  class WebExplorer_AbstractExplorer { Line 231  class WebExplorer_AbstractExplorer {
231        //print "Hidden: " . Dumper($hidden_items);        //print "Hidden: " . Dumper($hidden_items);
232      }      }
233    
234        // attempt:
235        //$gui_ecom->make_transparent();
236        
237        // store phphtmllib GUI object
238      $this->_ecom[$label] = &$gui_ecom;      $this->_ecom[$label] = &$gui_ecom;
239    }    }
240    
241    
242    
243    function _get_hidden_items($label) {    function _get_hidden_items($label) {
244      $ecom_state = $this->_e_state['ecoms'][$label];      $ecom_state = $this->_e_state['ecoms'][$label];
245      if($ecom_state['ecom_type'] == "data") {      if($ecom_state['ecom_type'] == "data") {
# Line 230  class WebExplorer_AbstractExplorer { Line 270  class WebExplorer_AbstractExplorer {
270      return $hidden_items;      return $hidden_items;
271    }    }
272    
273    
274    
275    function _prepare_component_args($label) {        function _prepare_component_args($label) {    
276      $val = $this->_e_state['ecoms'][$label];      $val = $this->_e_state['ecoms'][$label];
277      $this->set_data_locator($val['ecom_data_locator_key']);      $this->set_data_locator($val['ecom_data_locator_key']);
278    
279        // detect and execute 'selectSource' action
280        // FIXME: this is a HACK!!! move to a module 'BackendAction' or s.th.l.th.
281        //print Dumper($this->_e_state['sources']);
282        if ($source = $this->_e_state['main']['ecom_data_source_key']) {
283          //print "selectSource: $source<br/>";
284          //global $app;
285          //print Dumper($backend);
286          //$app->backend->do();
287        }
288        
289      // switch component type      // switch component type
290      if($val['ecom_type'] == "data") {      if($val['ecom_type'] == "data") {
291        // switch abstract type        // switch abstract type
292        if($val['ecom_abstract_type'] == "list") {        if($val['ecom_abstract_type'] == "list") {
293          if($val['ecom_data_locator_key'] == "rpc") {          if($val['ecom_data_locator_key'] == "rpc") {
294            //$data_locator_meta = array( datasource => 'rpc', metatype => 'data', vartype => 'objects', classname => $val['ecom_data_ident']);            //$data_locator_meta = array( transport => 'rpc', metatype => 'data', vartype => 'objects', classname => $val['ecom_data_ident']);
295            $data_locator_meta = array( datasource => 'rpc', metatype => 'data', abstract_type => 'list', classname => $val['ecom_data_ident']);            $data_locator_meta = array( transport => 'rpc', metatype => 'data', abstract_type => 'list', classname => $val['ecom_data_ident']);
296          } else {          } else {
297            user_error("AbstractExplorer::_prepare_component_args - Cannot build query for data_locator_key $val[ecom_data_locator_key] !");            user_error("AbstractExplorer::_prepare_component_args - Cannot build query for data_locator_key $val[ecom_data_locator_key] !");
298          }          }
299          $args = array(          $args = array(
300                        'caption' => "Liste",                        'caption' => $val['ecom_data_ident'],
301                        'orderby' => "Guid",                        'orderby' => "Guid",
302                        'options' => array(                        'options' => array(
303                                            'data_locator_meta' => $data_locator_meta,                                            'data_locator_meta' => $data_locator_meta,
304                                            'decode' => 1,                                            'decode' => 1,
305                                            'decode_args' => array(                                            'decode_args' => array(
306                                                'seperator' => "_",                                                'seperator' => "_",
307                                                'form' => 1,                                                //'form' => 1,
308                                                ),                                                ),
309                                            ),                                            ),
310                        );                        );
311        // switch abstract type        // switch abstract type
312        } elseif ($val['ecom_abstract_type'] == "item") {        } elseif ($val['ecom_abstract_type'] == "item") {
313          if($val['ecom_data_locator_key'] == "rpc") {          if($val['ecom_data_locator_key'] == "rpc") {
314            //$data_locator_meta = array( datasource => 'rpc', metatype => 'data', vartype => 'objects', classname => $val['ecom_data_ident']);            //$data_locator_meta = array( transport => 'rpc', metatype => 'data', vartype => 'objects', classname => $val['ecom_data_ident']);
315            $data_locator_meta = array( datasource => 'rpc', metatype => 'data', abstract_type => 'item', ident => $val['ecom_data_ident'], classname => $val['ecom_data_meta']);            $data_locator_meta = array( transport => 'rpc', metatype => 'data', abstract_type => 'item', ident => $val['ecom_data_ident'], classname => $val['ecom_data_meta']);
316          } else {          } else {
317            user_error("AbstractExplorer::_prepare_component_args - Cannot build query for data_locator_key $val[ecom_data_locator_key] !");            user_error("AbstractExplorer::_prepare_component_args - Cannot build query for data_locator_key $val[ecom_data_locator_key] !");
318          }          }
319          if(!$val['ecom_mode']) { $val['ecom_mode'] = "view"; }          if(!$val['ecom_mode']) { $val['ecom_mode'] = "view"; }
320          print "Mode: $val[ecom_mode]<br>";          print "Mode: $val[ecom_mode]<br>";
321          $args = array(          $args = array(
322                        'caption' => "Item",                        'caption' => $val['ecom_data_meta'],
323                        'mode' => $val['ecom_mode'],                        'mode' => $val['ecom_mode'],
324                        'options' => array(                        'options' => array(
325                                            'data_locator_meta' => $data_locator_meta,                                            'data_locator_meta' => $data_locator_meta,
# Line 278  class WebExplorer_AbstractExplorer { Line 331  class WebExplorer_AbstractExplorer {
331                        );                        );
332           if($val['ecom_mode'] == "edit") { $args['adapter'] = 'FormProcessor'; }           if($val['ecom_mode'] == "edit") { $args['adapter'] = 'FormProcessor'; }
333        }        }
334        
335      // switch component type      // switch component type
336      } elseif ($val['ecom_type'] == "nav") {      } elseif ($val['ecom_type'] == "nav") {
337        // switch abstract type        // switch abstract type
338        if($val['ecom_abstract_type'] == "list") {        if($val['ecom_abstract_type'] == "list") {
339           $args = array();
340          if($val['ecom_data_locator_key'] == "rpc") {          if($val['ecom_data_locator_key'] == "rpc") {
341            $data_locator_meta = array( datasource => 'rpc', metatype => 'schema', filter => 'concrete' );            // switch component label
342              if($label == "nav") {
343                $data_locator_meta = array( transport => 'rpc', metatype => 'schema', filter => 'nodes.root:concrete' );
344                $args['caption'] = "Objekt Typen";
345              }
346              // NEW [2003-04-05]: DataSource.Chooser
347              elseif ($label == "chooser") {
348                $data_locator_meta = array( transport => 'rpc', metatype => 'schema', filter => 'sources.all' );
349                $args['caption'] = "Datenquellen";
350              }
351              $args['options']['data_locator_meta'] = $data_locator_meta;
352          } else {          } else {
353            user_error("AbstractExplorer::_prepare_component_args - Cannot build query for data_locator_key $val[ecom_data_locator_key] !");            user_error("AbstractExplorer::_prepare_component_args - Cannot build schema query for data_locator_key $val[ecom_data_locator_key] !");
354          }          }
         $args = array(  
                       'caption' => "Objekt Typen",  
                       'options' => array(  
                                           'data_locator_meta' => $data_locator_meta,  
                                           ),  
                       );  
355        } elseif ($val['ecom_abstract_type'] == "tree") {        } elseif ($val['ecom_abstract_type'] == "tree") {
356          $args = array();          $args = array();
357        }        }
358    
359        // NEW [2003-04-08]: RemoteAction (e.g.: result of a selection inside a Chooser)
360        // switch component type
361        } elseif ($val['ecom_type'] == "call") {
362    
363          // responses of RemoteActions are not predictable!
364          if ($val['ecom_abstract_type'] == "auto") {
365            
366            // Dispatching by $label is not done here. RemoteAction-ecoms can appear anywhere!
367    
368            // Just define the RemoteQuery using a declaration to use DataSource::Generic most transparently.
369            // Really - just a remote call is issued, no data-/schema-structures or similar are expected.
370            
371            // The RemoteMethod 'method' is called directly with arguments in 'args'!
372            // As response (important for widget assignement!) you may expect an arbitrary payload.
373            $args['options']['data_locator_meta'] = array(
374              transport => 'rpc',
375              metatype => 'method',
376              method => $val['ecom_call_method'],
377              args => $val['ecom_call_args']
378            );
379            
380          } else {
381            // FIXME: implement automatic re-dispatching to available ecoms here!
382            user_error("WebExplorer::AbstractExplorer: results of RemoteActions can only be handled automatically. Who knows what comes back?");
383          }      
384    
385      }      }
386      return $args;      return $args;
387    }    }
388    
389    
390    
391    function get_msg($label) {    function get_msg($label) {
392      if($label == "welcome") {      if($label == "welcome") {
393        $msg = "Welcome to the Explorer.";        $msg = "Welcome to the Explorer.";
394      }      }
395      return $msg;      return $msg;
396    }    }
397    
398    
399        
400    function render() {    function render() {
401      user_error("AbstractExplorer::render - please implement me....");      user_error("AbstractExplorer::render - please implement me....");
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