/[cvs]/nfo/php/libs/org.netfrag.app/WebExplorer/MVC.php
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revision 1.2 by jonen, Thu Mar 20 07:54:52 2003 UTC revision 1.17 by joko, Wed Jun 25 23:45:05 2003 UTC
# Line 4  Line 4 
4   * $Id$   * $Id$
5   *   *
6   * $Log$   * $Log$
7     * Revision 1.17  2003/06/25 23:45:05  joko
8     * trying to switch from "ap" completely to "t"
9     *
10     * Revision 1.16  2003/05/13 14:53:56  joko
11     * reset mvc-params "filter" and "meta" in tree mode!?
12     *
13     * Revision 1.15  2003/05/10 18:19:55  jonen
14     * + added stuff relating to 'create/add new' links/buttons
15     *
16     * Revision 1.14  2003/04/19 16:20:47  jonen
17     * + added handle of ecom 'UMnav' according to page 'Benutzverwaltung'
18     *
19     * Revision 1.13  2003/04/18 15:30:24  joko
20     * NEW: parameter 'ecom_data_filter' - used for 'items'
21     *   (introduced to filter xml-payload at backend side via xpath queries)
22     * documented global state parameters
23     * some comments
24     *
25     * Revision 1.12  2003/04/18 13:40:54  jonen
26     * + added 'topic' to requested vars which will currently be merged with the 'ap' var
27     *
28     * Revision 1.11  2003/04/11 00:51:10  joko
29     * minor update: just testing stuff...
30     *
31     * Revision 1.10  2003/04/10 06:03:26  joko
32     * ++ renamed keys: 'ecom_data_form_edit', 'ecom_data_form_cancel' through 'ecom_data_action_edit', 'ecom_data_action_cancel'
33     * + new key: 'ecom_data_action_delete'
34     * + Action.Delete: not really, since it's inside component in fact (self-contained ecom)
35     *
36     * Revision 1.9  2003/04/09 00:05:50  jonen
37     * added request values and functions needed for extended form handling
38     *
39     * Revision 1.8  2003/04/08 17:53:08  joko
40     * NEW: Module 'RemoteAction' in 'phase_startup'
41     *
42     * Revision 1.7  2003/04/07 22:32:27  jonen
43     * + minor changes related to new ecom 'chooser'
44     *
45     * Revision 1.6  2003/04/06 01:32:57  jonen
46     * + minor changes
47     *
48     * Revision 1.5  2003/04/05 21:18:29  joko
49     * added Chooser and associated 'ecds'-parameter
50     * new rule (at bottom) to dispatch datasource-keys to each ecom-component
51     *
52     * Revision 1.4  2003/04/04 23:59:19  jonen
53     * + minor changes according to data form submits
54     *
55     * Revision 1.3  2003/04/04 01:28:13  jonen
56     * + added function to purge unwanted merged vars
57     * + handle form submit's now
58     *
59   * Revision 1.2  2003/03/20 07:54:52  jonen   * Revision 1.2  2003/03/20 07:54:52  jonen
60   * + added docu   * + added docu
61   *   *
# Line 64  class WebExplorer_MVC extends Site_WebAp Line 116  class WebExplorer_MVC extends Site_WebAp
116    
117      $this->add_model( array(      $this->add_model( array(
118        //args => array( 'classname', 'guid', 'action', 'data_locator_key', 'block' ),        //args => array( 'classname', 'guid', 'action', 'data_locator_key', 'block' ),
119        request_args => array( 'ap', 'ecom_label', 'ecom_type', 'ecom_abstract_type', 'ecom_action', 'ecom_data_locator_key',        request_args => array(
120                                           'ecom_data_ident', 'ecom_data_meta' ),          // ApplicationTopic
121            'topic',
122            // ApplicationPage
123            'ap',
124            // important/required parameters for valid ecom-components
125            'ecom_label', 'ecom_type', 'ecom_abstract_type', 'ecom_mode',
126            // parameters about data identifiers, locations, sources and associated meta-information
127            'ecom_data_locator_key',
128            'ecom_data_ident',
129            'ecom_data_meta', 'ecom_data_meta_x',
130            'ecom_data_action_edit', 'ecom_data_action_cancel', 'ecom_data_action_delete', 'ecom_data_action_create',
131            'ecom_data_form_checkbox', 'ecom_data_form_action',
132            'ecom_data_source_key',
133            'ecom_data_filter',
134          ),
135        request_arg => array(        request_arg => array(
136          'ap' => array( query_arg => 'ap' ),          
137          'ecom_label' => array( query_arg => 'ecl' ),          // a key identifying the current topic
138          'ecom_type' => array( query_arg => 'ect' ),            'topic' => array( query_arg => 't' ),
139          'ecom_abstract_type' => array( query_arg => 'ecat' ),  
140          'ecom_action' => array( query_arg => 'ecac' ),          // a key identifying the current page
141          'ecom_data_locator_key' => array( query_arg => 'ecdlk' ),            'ap' => array( query_arg => 'ap' ),
142          'ecom_data_ident' => array( query_arg => 'ecdid' ),          
143          'ecom_data_meta' => array( query_arg => 'ecdm' ),          // ecom, ecom, ecom
144              
145              // component specific arguments (important for the main dispatcher, etc.)
146              // a label identifying a component
147              'ecom_label' => array( query_arg => 'ecl' ),
148              // data or schema
149              'ecom_type' => array( query_arg => 'ect' ),
150              // item, list or tree
151              'ecom_abstract_type' => array( query_arg => 'ecat' ),
152    
153    
154            // data, data, data
155              
156              // e.g. view, edit
157              'ecom_mode' => array( query_arg => 'ecmod' ),
158              // This should be renamed to 'ecom_data_transport_key'.
159              'ecom_data_locator_key' => array( query_arg => 'ecdlk' ),
160              
161              // This should be enough to identify data Xyz.
162              // e.g. an OID, a GUID, a filename or similar stuff
163              'ecom_data_ident' => array( query_arg => 'ecdid' ),
164              // e.g. a classname or a filename
165              'ecom_data_meta' => array( query_arg => 'ecdm' ),
166              // extended meta, e.g. 2nd parent identifier
167              'ecom_data_meta_x' => array( query_arg => 'ecdmx' ),
168              // filter the data: e.g.
169              //    - an xpath-query (xpq),
170              //    - an abstract/custom filter string or
171              //    - a parent node identifier (maybe revamp as 'ecdpnid')?
172              'ecom_data_filter' => array( query_arg => 'ecdf' ),
173              
174              // Some actions ...
175              // ... required for data items.
176              'ecom_data_action_edit' => array( query_arg => 'ecdfe' ),
177              'ecom_data_action_cancel' => array( query_arg => 'ecdfc' ),
178              'ecom_data_action_delete' => array( query_arg => 'ecdfd' ),
179              'ecom_data_action_create' => array( query_arg => 'ecdfcr' ),
180              // ... required for data lists.
181              'ecom_data_form_action' => array( query_arg => 'ecdfa' ),
182              'ecom_data_form_checkbox' => array( query_arg => 'checkbox' ),
183              
184              // Special argument (should become a non-data-action).
185              // Triggers 'selectSource' at backend api (remote api) which causes a database handle switch.
186              'ecom_data_source_key' => array( query_arg => 'ecds' ),
187    
188        ),        ),
189    
190  /*  /*
191      // block model (what is used for each block)      // block model (what is used for each block)
192        // is this deprecated???
193        block => array(        block => array(
194          'ident' => array( query_arg => 'ident' ),          'ident' => array( query_arg => 'ident' ),
195          'meta' => array( query_arg => 'meta' ),          'meta' => array( query_arg => 'meta' ),
# Line 91  class WebExplorer_MVC extends Site_WebAp Line 202  class WebExplorer_MVC extends Site_WebAp
202    
203      ));      ));
204    
205        
206        // TODO: activate MVC-Views!!!
207        // - Here: Picture a ecom-component as a MVC-View.
208        // - Assign a GUID to each ecom-component!
209        // - Build WebExplorer-Introspection-Module to show stuff like this...    (->WebExplorer::Designer)
210        
211        
212      //$this->setup_views( &$this->_registry );      //$this->setup_views( &$this->_registry );
213    
214      // associate behaviour with "View"-components      // associate behaviour with "View"-components
# Line 118  class WebExplorer_MVC extends Site_WebAp Line 236  class WebExplorer_MVC extends Site_WebAp
236        // COID => '123',        // COID => '123',
237        caption => "Explorer - ExplorerDataItem",        caption => "Explorer - ExplorerDataItem",
238      ));      ));
239                      
240      // FIXME!!! enhance!?!?      // FIXME!!! enhance!?!?
241      // AIM: "dispatch a Request to a View by using rules..."      // AIM: "dispatch a Request to a View by using rules..."
242      // Todo:      // Todo:
# Line 127  class WebExplorer_MVC extends Site_WebAp Line 245  class WebExplorer_MVC extends Site_WebAp
245      //    Enhance this backend and introduce a mechanism to trigger      //    Enhance this backend and introduce a mechanism to trigger
246      //    a true callback to process a rule (or: "as a rule") on top of that.      //    a true callback to process a rule (or: "as a rule") on top of that.
247      $this->add_controller( array(      $this->add_controller( array(
248          
249        // for "module", no component registry is required, just does 'mkObject' under the hood        // for "module", no component registry is required, just does 'mkObject' under the hood
250        module => 'Application::Request::HttpController',        module => 'Application::Request::HttpController',
251          //module_options => blah
252    
253        rules => array(        rules => array(
254                    
255          // get last page state          // get last page state
256          create_function('&$_in, &$_out', '          create_function('&$_in, &$_out', '
257            $requestTracker = mkObject("Application::Request::Tracker");            $requestTracker = mkObject("Application::Request::Tracker");
258            $page_state = $requestTracker->getPointer();            $page_state = $requestTracker->getPointer();
259            $_out = $page_state[options];            $pre_out = $page_state[options];
260              //print "pre_out: " . Dumper($pre_out);
261              
262              // clean-up unwanted variables
263              $label = $_in[ecom_label];
264              switch ($_in[ecom_abstract_type]) {
265                case "list":
266                  if ($pre_out[options][ecoms][$label][ecom_data_meta]) { unset($pre_out[options][ecoms][$label][ecom_data_meta]); }
267                  if ($pre_out[options][ecoms][$label][ecom_data_meta_x]) { unset($pre_out[options][ecoms][$label][ecom_data_meta_x]); }
268                  break;
269                // 2003-04-16: required for xmltree-to-item transition
270                // if we dont do this the "dotted" filter expression would persist across views
271                case "item":
272                  if ($pre_out[options][ecoms][$label][ecom_data_filter]) { unset($pre_out[options][ecoms][$label][ecom_data_filter]); }
273                  break;
274                case "tree":
275                  if ($pre_out[options][ecoms][$label][ecom_data_filter]) { unset($pre_out[options][ecoms][$label][ecom_data_filter]); }
276                  if ($pre_out[options][ecoms][$label][ecom_data_meta]) { unset($pre_out[options][ecoms][$label][ecom_data_meta]); }
277                  break;
278              }
279              $_out = $pre_out;
280            '),
281    
282            // reset machine
283            create_function('&$_in, &$_out', '
284                // HACK!!!
285                // FIXME: review and implement in a more clean way?
286                //print "RESET!<br/>";
287                $_out[options][ecoms][phase_startup] = "RESET";
288          '),          '),
289    
290          // rewrite idents          // rewrite idents
291          create_function('&$_in, &$_out', '          create_function('&$_in, &$_out', '
292            $idents = array ( ap, );          
293            foreach($idents as $key) {            // old version: ap == explorer
294              $_out[options][idents][$key] = $_in[$key];             // map Topic to Page if exists
295            }             //if ($_in[topic]) {
296               // $_in[ap] = $_in[topic];
297               //}          
298              //$idents = array ( ap );
299              //foreach($idents as $key) {
300              //  $_out[options][idents][$key] = $_in[$key];
301              //}
302              
303              // 2003-06-26: switched from ap=explorer to t=DataBrowser
304              $_out[options][idents][t] = $_in[topic];
305    
306          '),          '),
307                    
308          // check right $_GET[ap]          // check right $_GET[ap]
309          create_function('&$_in, &$_out', 'return ($_in[ap] != "explorer") ? print "Wrong application value $_in[ap], sure this is right here?" : null;'),          create_function('&$_in, &$_out', 'return ($_in[ap] != "explorer") ? print "Wrong application value [ap]: $_in[ap], sure this is right here?<br>" : null;'),
310    
311          // write components variables to out          // write components variables to out
312          create_function('&$_in, &$_out', '          create_function('&$_in, &$_out', '
313            $vars = array( ecom_type, ecom_abstract_type, ecom_action, ecom_data_locator_key, ecom_data_ident, ecom_data_meta );            $vars = array(
314                ecom_type, ecom_abstract_type, ecom_mode, ecom_data_locator_key,
315                ecom_data_ident, ecom_data_meta, ecom_data_filter, ecom_data_meta_x
316              );
317              //  ecom_call_method, ecom_call_args
318            if($_in[ecom_label]) {            if($_in[ecom_label]) {
319              foreach($vars as $key) {              foreach($vars as $key) {
320                if($_in[$key]) {                if($_in[$key]) {
# Line 164  class WebExplorer_MVC extends Site_WebAp Line 327  class WebExplorer_MVC extends Site_WebAp
327            return;            return;
328          '),          '),
329    
330          // create default ecoms (navigation, etc.)          // create default ecoms (navigation, chooser [as of 2003-04-05] etc.)
331          create_function('&$_in, &$_out', '          create_function('&$_in, &$_out', '
332            if(!$_out[options][ecoms] || !is_array($_out[options][ecoms])) {            if(!$_out[options][ecoms] || !is_array($_out[options][ecoms])) {
333              $_out[options][ecoms] = array(              $_out[options][ecoms] = array(
334                      nav => array(                      nav => array(
335                                ecom_type => "nav",                                ecom_type => "nav",
336                                ecom_abstract_type => "list",                                ecom_abstract_type => "list",
337                                ecom_action => "nav",                                ecom_mode => "link",
338                                  ecom_data_locator_key => "rpc",
339                                  ),
340                        chooser => array(
341                                  ecom_type => "nav",
342                                  ecom_abstract_type => "list",
343                                  ecom_mode => "link",
344                                ecom_data_locator_key => "rpc",                                ecom_data_locator_key => "rpc",
345                                ),                                ),
346                    );                    );
# Line 180  class WebExplorer_MVC extends Site_WebAp Line 349  class WebExplorer_MVC extends Site_WebAp
349            return;            return;
350          '),          '),
351    
352            // handle data form action(button)
353            create_function('&$_in, &$_out', '
354              if($_in[ap] == "Benutzerverwaltung" || $_in[topic] == "Benutzerverwaltung") {
355                if(!$_out[options][ecoms][UMnav]) {
356                  $_out[options][ecoms][UMnav] = array(
357                                  ecom_type => "nav",
358                                  ecom_abstract_type => "tree",
359                                  ecom_mode => "link",
360                                  ecom_data_locator_key => "rpc",
361                                  );
362                }
363              }
364            '),
365    
366            // handle data form action(button)
367            create_function('&$_in, &$_out', '
368              $label = $_in[ecom_label];
369              if($_in[ecom_data_form_action]) {
370                //print "from action button pressed!<br>";
371               if(is_array($_in[ecom_data_form_checkbox])) {
372                $cnt = sizeof($_in[ecom_data_form_checkbox]);
373                $tmp = array();
374                foreach($_in[ecom_data_form_checkbox] as $ident) {
375                    if($ident) { array_push($tmp, $ident); }
376                }
377                if($cnt == 1) {
378                   //print "Single selection, ident : " . $tmp[0] . "<br>";
379                    $_out[options][ecoms][$label][ecom_data_ident] = $tmp[0];
380                } elseif($cnt > 1) {
381                  // TODO: implement multi-selection actions on rows(items) here!!
382                    print "Multi-Selection!! Current Ident(s) $tmp" . "<br>";
383                    $_out[options][ecoms][$label][ecom_data_ident] = $tmp;
384                }
385               } else {
386                 print "ident: " . Dumper($_out[options][ecoms][$label][ecom_data_ident]) . "<br>";
387               }
388               //$_out[options][ecoms][$label][ecom_data_meta] = $_in[ecom_data_ident];
389               $_out[options][ecoms][$label][ecom_mode] = $_in[ecom_data_form_action];
390               $_out[options][ecoms][$label][ecom_abstract_type] = "item";
391              }
392            '),
393    
394    
395            // handle data form buttons
396            create_function('&$_in, &$_out', '
397              $label = $_in[ecom_label];
398              if($_in[ecom_data_action_edit]) { $_out[options][ecoms][$label][ecom_mode] = "edit"; }
399              if($_in[ecom_data_action_cancel]) { $_out[options][ecoms][$label][ecom_mode] = "view"; }
400    
401              // Action.Create
402              if($_in[ecom_data_action_create]) {
403                print Dumper($_out[options][ecoms][$label]);
404                $_out[options][ecoms][$label][ecom_mode] = "create";
405              }
406              
407              // Action.Delete [new of 2003-04-09]
408              if ($_in[ecom_data_action_delete]) {
409                
410                //$_out[options][ecoms][content][ecom_mode] = "view";
411    
412                // the code here vanished to the component itself!
413                // could/should we do this for "edit" and/or "view" actions as well?
414                // look at ecom/FlexibleDataItem!
415    
416              }
417            
418            '),
419    
420            // propagate datasources to ecoms
421            // datasource-change requested? enhance logic here!
422            // by now each ecom-component gets injected the very same
423            // datasource if requested - otherwise everything will fall back to defaults
424            create_function('&$_in, &$_out', '
425              if ($_in[ecom_data_source_key]) {
426                
427                print "YAI: ecom_data_source_key<br/>";
428                
429                //print Dumper($_out[options][ecoms]);
430                //print "ds: " . $_in[ecom_data_source_key] . "<br/>";
431                /*
432                foreach ($_out[options][ecoms] as $name => $ecom) {
433                  print "name: $name<br/>";
434                  //$_out[options][sources][selected] = $_in[ecom_data_source];
435                  $_out[options][ecoms][$name][ecom_data_source_key] = $_in[ecom_data_source_key];
436                }
437                */
438                $_out[options][main][ecom_data_source_key] = $_in[ecom_data_source_key];
439    
440    
441                // 2003-04-07 - enhanced
442                // now activates a special ecom-component - a "RemoteAction" - replacing
443                // the "content"-ecom instead of displaying an empty page / overriding any
444                // view reached by "normal dispatching"
445    
446                $_out[options][ecoms][phase_startup] = array(
447                  ecom_type => "call",
448                  ecom_abstract_type => "auto",
449                  ecom_mode => "link",
450                  ecom_data_locator_key => "rpc",
451                  // new attributes/properties/arguments that control further / trigger different DataFlow:
452                  // FIXME: add these to declaration at top!
453                  ecom_call_method => "selectSource",
454                  ecom_call_args => $_in[ecom_data_source_key]
455                );
456    
457              }
458            '),
459            
460    
461  /*  /*
462          // translate value of argument "action" (olist => list.view, oedit => item.edit)          // translate value of argument "action" (olist => list.view, oedit => item.edit)
463          // action dispatcher          // action dispatcher
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