/[cvs]/nfo/php/libs/org.netfrag.app/WebExplorer/MVC.php
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Annotation of /nfo/php/libs/org.netfrag.app/WebExplorer/MVC.php

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Revision 1.20 - (hide annotations)
Sat Nov 22 18:46:33 2003 UTC (20 years, 7 months ago) by udo
Branch: MAIN
Changes since 1.19: +12 -1 lines
update for expand data item

1 jonen 1.1 <?php
2    
3     /**
4 udo 1.20 * $Id: MVC.php,v 1.19 2003/07/14 09:54:58 jonen Exp $
5 jonen 1.1 *
6     * $Log: MVC.php,v $
7 udo 1.20 * Revision 1.19 2003/07/14 09:54:58 jonen
8     * fixed bug related to 'item delete'
9     *
10 jonen 1.19 * Revision 1.18 2003/07/02 12:18:00 jonen
11     * fixed bugs
12     *
13 jonen 1.18 * Revision 1.17 2003/06/25 23:45:05 joko
14     * trying to switch from "ap" completely to "t"
15     *
16 joko 1.17 * Revision 1.16 2003/05/13 14:53:56 joko
17     * reset mvc-params "filter" and "meta" in tree mode!?
18     *
19 joko 1.16 * Revision 1.15 2003/05/10 18:19:55 jonen
20     * + added stuff relating to 'create/add new' links/buttons
21     *
22 jonen 1.15 * Revision 1.14 2003/04/19 16:20:47 jonen
23     * + added handle of ecom 'UMnav' according to page 'Benutzverwaltung'
24     *
25 jonen 1.14 * Revision 1.13 2003/04/18 15:30:24 joko
26     * NEW: parameter 'ecom_data_filter' - used for 'items'
27     * (introduced to filter xml-payload at backend side via xpath queries)
28     * documented global state parameters
29     * some comments
30     *
31 joko 1.13 * Revision 1.12 2003/04/18 13:40:54 jonen
32     * + added 'topic' to requested vars which will currently be merged with the 'ap' var
33     *
34 jonen 1.12 * Revision 1.11 2003/04/11 00:51:10 joko
35     * minor update: just testing stuff...
36     *
37 joko 1.11 * Revision 1.10 2003/04/10 06:03:26 joko
38     * ++ renamed keys: 'ecom_data_form_edit', 'ecom_data_form_cancel' through 'ecom_data_action_edit', 'ecom_data_action_cancel'
39     * + new key: 'ecom_data_action_delete'
40     * + Action.Delete: not really, since it's inside component in fact (self-contained ecom)
41     *
42 joko 1.10 * Revision 1.9 2003/04/09 00:05:50 jonen
43     * added request values and functions needed for extended form handling
44     *
45 jonen 1.9 * Revision 1.8 2003/04/08 17:53:08 joko
46     * NEW: Module 'RemoteAction' in 'phase_startup'
47     *
48 joko 1.8 * Revision 1.7 2003/04/07 22:32:27 jonen
49     * + minor changes related to new ecom 'chooser'
50     *
51 jonen 1.7 * Revision 1.6 2003/04/06 01:32:57 jonen
52     * + minor changes
53     *
54 jonen 1.6 * Revision 1.5 2003/04/05 21:18:29 joko
55     * added Chooser and associated 'ecds'-parameter
56     * new rule (at bottom) to dispatch datasource-keys to each ecom-component
57     *
58 joko 1.5 * Revision 1.4 2003/04/04 23:59:19 jonen
59     * + minor changes according to data form submits
60     *
61 jonen 1.4 * Revision 1.3 2003/04/04 01:28:13 jonen
62     * + added function to purge unwanted merged vars
63     * + handle form submit's now
64     *
65 jonen 1.3 * Revision 1.2 2003/03/20 07:54:52 jonen
66     * + added docu
67     *
68 jonen 1.2 * Revision 1.1 2003/03/20 03:48:47 jonen
69     * + initial commit
70     *
71 jonen 1.1 * Revision 1.2 2003/03/18 00:00:20 cvsmax
72     * + added thoughts and models for preparing control data to Explorer
73     *
74     * Revision 1.1 2003/03/08 02:36:39 cvsmax
75     * + moved from *.inc
76     * + mungled namespace with WebExplorer
77     *
78     * Revision 1.1 2003/03/03 22:26:16 joko
79     * + initial commit, inherits from WebMVC
80     *
81     * Revision 1.1 2003/03/02 00:49:36 joko
82     * + initial commit
83     *
84     *
85     */
86 jonen 1.2
87     /**
88     * WebExplorer::MVC - this the MVC used by the WebExplorer.
89     * Its derived from the 'Site::WebAppMVC' module.
90     *
91     * @author Sebastian Utz <seut@tunemedia.de>
92     * @package org.netfrag.app
93     * @name WebExplorer::MVC
94     */
95    
96 jonen 1.1 loadModule('Site::WebAppMVC');
97    
98     class WebExplorer_MVC extends Site_WebAppMVC {
99    
100     //var $_backend = null;
101     var $_raw = array();
102     var $_registry = array();
103    
104     function WebExplorer_MVC(&$args) {
105    
106     parent::constructor();
107    
108     // new!!! a registry for Views!!!
109     //$regdb = $this->getStaticRegistryDatabase();
110     //$this->_registry = mkObject('Application::ComponentRegistry', &$regdb, 'REGDB_PAYLOAD');
111    
112     // new!!! storing the raw request here
113     $this->_raw[request] = &$args[request];
114    
115     // new!!! user_setup, phpHtmlLib-style...
116     $this->user_setup();
117    
118     }
119    
120     // setup MVC (model-view-controller) metadata information
121     function user_setup() {
122    
123     $this->add_model( array(
124     //args => array( 'classname', 'guid', 'action', 'data_locator_key', 'block' ),
125 joko 1.5 request_args => array(
126 jonen 1.12 // ApplicationTopic
127     'topic',
128 joko 1.5 // ApplicationPage
129     'ap',
130     // important/required parameters for valid ecom-components
131     'ecom_label', 'ecom_type', 'ecom_abstract_type', 'ecom_mode',
132     // parameters about data identifiers, locations, sources and associated meta-information
133     'ecom_data_locator_key',
134     'ecom_data_ident',
135 jonen 1.15 'ecom_data_meta', 'ecom_data_meta_x',
136     'ecom_data_action_edit', 'ecom_data_action_cancel', 'ecom_data_action_delete', 'ecom_data_action_create',
137 udo 1.20 'ecom_data_action_expand_edit',
138 jonen 1.9 'ecom_data_form_checkbox', 'ecom_data_form_action',
139 joko 1.13 'ecom_data_source_key',
140     'ecom_data_filter',
141 joko 1.5 ),
142 jonen 1.1 request_arg => array(
143 joko 1.13
144     // a key identifying the current topic
145     'topic' => array( query_arg => 't' ),
146    
147     // a key identifying the current page
148     'ap' => array( query_arg => 'ap' ),
149    
150     // ecom, ecom, ecom
151    
152     // component specific arguments (important for the main dispatcher, etc.)
153     // a label identifying a component
154     'ecom_label' => array( query_arg => 'ecl' ),
155     // data or schema
156     'ecom_type' => array( query_arg => 'ect' ),
157     // item, list or tree
158     'ecom_abstract_type' => array( query_arg => 'ecat' ),
159    
160    
161     // data, data, data
162    
163     // e.g. view, edit
164     'ecom_mode' => array( query_arg => 'ecmod' ),
165     // This should be renamed to 'ecom_data_transport_key'.
166     'ecom_data_locator_key' => array( query_arg => 'ecdlk' ),
167    
168     // This should be enough to identify data Xyz.
169     // e.g. an OID, a GUID, a filename or similar stuff
170     'ecom_data_ident' => array( query_arg => 'ecdid' ),
171     // e.g. a classname or a filename
172     'ecom_data_meta' => array( query_arg => 'ecdm' ),
173 jonen 1.15 // extended meta, e.g. 2nd parent identifier
174     'ecom_data_meta_x' => array( query_arg => 'ecdmx' ),
175 joko 1.13 // filter the data: e.g.
176     // - an xpath-query (xpq),
177     // - an abstract/custom filter string or
178     // - a parent node identifier (maybe revamp as 'ecdpnid')?
179     'ecom_data_filter' => array( query_arg => 'ecdf' ),
180    
181     // Some actions ...
182     // ... required for data items.
183     'ecom_data_action_edit' => array( query_arg => 'ecdfe' ),
184     'ecom_data_action_cancel' => array( query_arg => 'ecdfc' ),
185     'ecom_data_action_delete' => array( query_arg => 'ecdfd' ),
186 jonen 1.15 'ecom_data_action_create' => array( query_arg => 'ecdfcr' ),
187 joko 1.13 // ... required for data lists.
188     'ecom_data_form_action' => array( query_arg => 'ecdfa' ),
189     'ecom_data_form_checkbox' => array( query_arg => 'checkbox' ),
190 udo 1.20 // ... required for expanded data items.
191     'ecom_data_action_expand_edit' => array( query_arg => 'ecdfee' ),
192 joko 1.13
193     // Special argument (should become a non-data-action).
194     // Triggers 'selectSource' at backend api (remote api) which causes a database handle switch.
195     'ecom_data_source_key' => array( query_arg => 'ecds' ),
196    
197 jonen 1.1 ),
198    
199     /*
200     // block model (what is used for each block)
201 joko 1.13 // is this deprecated???
202 jonen 1.1 block => array(
203     'ident' => array( query_arg => 'ident' ),
204     'meta' => array( query_arg => 'meta' ),
205     'action' => array( query_arg => 'action'),
206     'data_locator_key' => array( query_arg => 'dlk' ),
207     'gui_module' => array( query_arg => 'gm' ),
208     'abstract_type' => array( query_arg => 'at' ),
209     ),
210     */
211    
212     ));
213    
214 joko 1.13
215     // TODO: activate MVC-Views!!!
216     // - Here: Picture a ecom-component as a MVC-View.
217     // - Assign a GUID to each ecom-component!
218     // - Build WebExplorer-Introspection-Module to show stuff like this... (->WebExplorer::Designer)
219    
220    
221 jonen 1.1 //$this->setup_views( &$this->_registry );
222    
223     // associate behaviour with "View"-components
224     // identify component by: module name or component identifier (COID)
225     // 'name' is looked up in that to get metadata information about the comp.
226     // component: for 'component = 1', a component registry is required!!!
227     // name: registry-lookup: by-name
228     // COID: registry-lookup: by-COID
229     // caption: caption of area or title of page
230     $this->add_view( array(
231     component => 1,
232     name => 'NavigationList',
233     // COID => '123',
234     caption => "Explorer - NavigationList",
235     ));
236     $this->add_view( array(
237     component => 1,
238     name => 'ExplorerDataList',
239     // COID => '123',
240     caption => "Explorer - ExplorerDataList",
241     ));
242     $this->add_view( array(
243     component => 1,
244     name => 'ExplorerDataItem',
245     // COID => '123',
246     caption => "Explorer - ExplorerDataItem",
247     ));
248 jonen 1.6
249 jonen 1.1 // FIXME!!! enhance!?!?
250     // AIM: "dispatch a Request to a View by using rules..."
251     // Todo:
252     // 'HttpController' is *very* dumb by now, it just iterates
253     // this flat list below triggering the lambdas with their arguments.
254     // Enhance this backend and introduce a mechanism to trigger
255     // a true callback to process a rule (or: "as a rule") on top of that.
256     $this->add_controller( array(
257 joko 1.5
258 jonen 1.1 // for "module", no component registry is required, just does 'mkObject' under the hood
259     module => 'Application::Request::HttpController',
260 jonen 1.6 //module_options => blah
261    
262 jonen 1.1 rules => array(
263    
264     // get last page state
265     create_function('&$_in, &$_out', '
266     $requestTracker = mkObject("Application::Request::Tracker");
267     $page_state = $requestTracker->getPointer();
268 jonen 1.3 $pre_out = $page_state[options];
269 jonen 1.15 //print "pre_out: " . Dumper($pre_out);
270 joko 1.13
271 jonen 1.3 // clean-up unwanted variables
272     $label = $_in[ecom_label];
273     switch ($_in[ecom_abstract_type]) {
274     case "list":
275 joko 1.13 if ($pre_out[options][ecoms][$label][ecom_data_meta]) { unset($pre_out[options][ecoms][$label][ecom_data_meta]); }
276 jonen 1.15 if ($pre_out[options][ecoms][$label][ecom_data_meta_x]) { unset($pre_out[options][ecoms][$label][ecom_data_meta_x]); }
277 joko 1.13 break;
278     // 2003-04-16: required for xmltree-to-item transition
279     // if we dont do this the "dotted" filter expression would persist across views
280     case "item":
281     if ($pre_out[options][ecoms][$label][ecom_data_filter]) { unset($pre_out[options][ecoms][$label][ecom_data_filter]); }
282 joko 1.16 break;
283     case "tree":
284     if ($pre_out[options][ecoms][$label][ecom_data_filter]) { unset($pre_out[options][ecoms][$label][ecom_data_filter]); }
285     if ($pre_out[options][ecoms][$label][ecom_data_meta]) { unset($pre_out[options][ecoms][$label][ecom_data_meta]); }
286 jonen 1.3 break;
287     }
288     $_out = $pre_out;
289 jonen 1.1 '),
290    
291 joko 1.10 // reset machine
292     create_function('&$_in, &$_out', '
293     // HACK!!!
294     // FIXME: review and implement in a more clean way?
295     //print "RESET!<br/>";
296     $_out[options][ecoms][phase_startup] = "RESET";
297     '),
298    
299 jonen 1.1 // rewrite idents
300     create_function('&$_in, &$_out', '
301 joko 1.17
302     // old version: ap == explorer
303 jonen 1.12 // map Topic to Page if exists
304 joko 1.17 //if ($_in[topic]) {
305     // $_in[ap] = $_in[topic];
306     //}
307     //$idents = array ( ap );
308     //foreach($idents as $key) {
309     // $_out[options][idents][$key] = $_in[$key];
310     //}
311    
312     // 2003-06-26: switched from ap=explorer to t=DataBrowser
313     $_out[options][idents][t] = $_in[topic];
314    
315 jonen 1.1 '),
316    
317 jonen 1.18 // check right $_GET[ap] - depreciated
318     //create_function('&$_in, &$_out', 'return ($_in[ap] != "explorer") ? print "Wrong application value [ap]: $_in[ap], sure this is right here?<br>" : null;'),
319 jonen 1.1
320     // write components variables to out
321     create_function('&$_in, &$_out', '
322 joko 1.10 $vars = array(
323 joko 1.13 ecom_type, ecom_abstract_type, ecom_mode, ecom_data_locator_key,
324 jonen 1.15 ecom_data_ident, ecom_data_meta, ecom_data_filter, ecom_data_meta_x
325 joko 1.10 );
326     // ecom_call_method, ecom_call_args
327 jonen 1.1 if($_in[ecom_label]) {
328     foreach($vars as $key) {
329     if($_in[$key]) {
330 jonen 1.18 //print "var: " . $key . " value: " . $_in[$key] . "<br>";
331 jonen 1.1 $label = $_in[ecom_label];
332     $_out[options][ecoms][$label][$key] = $_in[$key];
333     }
334     }
335     }
336    
337     return;
338     '),
339    
340 joko 1.5 // create default ecoms (navigation, chooser [as of 2003-04-05] etc.)
341 jonen 1.1 create_function('&$_in, &$_out', '
342     if(!$_out[options][ecoms] || !is_array($_out[options][ecoms])) {
343     $_out[options][ecoms] = array(
344     nav => array(
345     ecom_type => "nav",
346     ecom_abstract_type => "list",
347 jonen 1.7 ecom_mode => "link",
348 jonen 1.1 ecom_data_locator_key => "rpc",
349     ),
350 joko 1.5 chooser => array(
351 jonen 1.7 ecom_type => "nav",
352 joko 1.5 ecom_abstract_type => "list",
353 jonen 1.7 ecom_mode => "link",
354 joko 1.5 ecom_data_locator_key => "rpc",
355     ),
356 jonen 1.1 );
357     }
358     //$_out[options][components] = $_in[components];
359     return;
360     '),
361 jonen 1.9
362 jonen 1.14 // handle data form action(button)
363     create_function('&$_in, &$_out', '
364     if($_in[ap] == "Benutzerverwaltung" || $_in[topic] == "Benutzerverwaltung") {
365     if(!$_out[options][ecoms][UMnav]) {
366     $_out[options][ecoms][UMnav] = array(
367     ecom_type => "nav",
368     ecom_abstract_type => "tree",
369     ecom_mode => "link",
370     ecom_data_locator_key => "rpc",
371     );
372     }
373     }
374     '),
375 jonen 1.9
376     // handle data form action(button)
377     create_function('&$_in, &$_out', '
378     $label = $_in[ecom_label];
379 jonen 1.15 if($_in[ecom_data_form_action]) {
380     //print "from action button pressed!<br>";
381     if(is_array($_in[ecom_data_form_checkbox])) {
382 jonen 1.9 $cnt = sizeof($_in[ecom_data_form_checkbox]);
383 jonen 1.15 $tmp = array();
384     foreach($_in[ecom_data_form_checkbox] as $ident) {
385     if($ident) { array_push($tmp, $ident); }
386     }
387 jonen 1.9 if($cnt == 1) {
388 jonen 1.18 print "Single selection, ident : " . $tmp[0] . "<br>";
389 jonen 1.15 $_out[options][ecoms][$label][ecom_data_ident] = $tmp[0];
390 jonen 1.18 $_out[options][ecoms][$label][ecom_abstract_type] = "item";
391 jonen 1.15 } elseif($cnt > 1) {
392 jonen 1.9 // TODO: implement multi-selection actions on rows(items) here!!
393 jonen 1.15 print "Multi-Selection!! Current Ident(s) $tmp" . "<br>";
394     $_out[options][ecoms][$label][ecom_data_ident] = $tmp;
395 jonen 1.19 $_out[options][ecoms][$label][ecom_abstract_type] = "item";
396 jonen 1.9 }
397 jonen 1.15 } else {
398     print "ident: " . Dumper($_out[options][ecoms][$label][ecom_data_ident]) . "<br>";
399     }
400 jonen 1.18 $_out[options][ecoms][$label][ecom_data_meta] = $_in[ecom_data_ident];
401 jonen 1.15 $_out[options][ecoms][$label][ecom_mode] = $_in[ecom_data_form_action];
402 jonen 1.18 //print "in: " . Dumper($_in) . "<br>";
403     //print "out: " . Dumper($_out) . "<br>";
404 jonen 1.9 }
405     '),
406    
407 jonen 1.1
408 jonen 1.4 // handle data form buttons
409 jonen 1.3 create_function('&$_in, &$_out', '
410     $label = $_in[ecom_label];
411 jonen 1.18 if($_in[ecom_data_action_edit]) {
412     $_out[options][ecoms][$label][ecom_mode] = "edit";
413     $_out[options][ecoms][$label][ecom_abstract_type] = "item";
414     }
415     if($_in[ecom_data_action_cancel]) {
416     $_out[options][ecoms][$label][ecom_mode] = "view";
417     $_out[options][ecoms][$label][ecom_abstract_type] = "item";
418     }
419 jonen 1.15
420     // Action.Create
421     if($_in[ecom_data_action_create]) {
422 jonen 1.18 //print Dumper($_out[options][ecoms][$label]);
423 jonen 1.15 $_out[options][ecoms][$label][ecom_mode] = "create";
424 udo 1.20 $_out[options][ecoms][$label][ecom_abstract_type] = "item";
425     }
426     if($_in[ecom_data_action_expand_edit]) {
427     //print Dumper($_out[options][ecoms][$label]);
428     $_out[options][ecoms][$label][ecom_mode] = "expandedit";
429 jonen 1.18 $_out[options][ecoms][$label][ecom_abstract_type] = "item";
430 jonen 1.15 }
431 joko 1.10
432     // Action.Delete [new of 2003-04-09]
433     if ($_in[ecom_data_action_delete]) {
434    
435 joko 1.11 //$_out[options][ecoms][content][ecom_mode] = "view";
436    
437 joko 1.10 // the code here vanished to the component itself!
438     // could/should we do this for "edit" and/or "view" actions as well?
439     // look at ecom/FlexibleDataItem!
440    
441 jonen 1.18 $_out[options][ecoms][$label][ecom_abstract_type] = "item";
442 joko 1.10 }
443 jonen 1.3 '),
444 joko 1.5
445     // propagate datasources to ecoms
446     // datasource-change requested? enhance logic here!
447     // by now each ecom-component gets injected the very same
448     // datasource if requested - otherwise everything will fall back to defaults
449     create_function('&$_in, &$_out', '
450     if ($_in[ecom_data_source_key]) {
451 joko 1.8
452 joko 1.10 print "YAI: ecom_data_source_key<br/>";
453 joko 1.8
454 joko 1.5 //print Dumper($_out[options][ecoms]);
455     //print "ds: " . $_in[ecom_data_source_key] . "<br/>";
456     /*
457     foreach ($_out[options][ecoms] as $name => $ecom) {
458     print "name: $name<br/>";
459     //$_out[options][sources][selected] = $_in[ecom_data_source];
460     $_out[options][ecoms][$name][ecom_data_source_key] = $_in[ecom_data_source_key];
461     }
462     */
463     $_out[options][main][ecom_data_source_key] = $_in[ecom_data_source_key];
464 joko 1.8
465    
466     // 2003-04-07 - enhanced
467     // now activates a special ecom-component - a "RemoteAction" - replacing
468     // the "content"-ecom instead of displaying an empty page / overriding any
469     // view reached by "normal dispatching"
470    
471     $_out[options][ecoms][phase_startup] = array(
472     ecom_type => "call",
473     ecom_abstract_type => "auto",
474     ecom_mode => "link",
475     ecom_data_locator_key => "rpc",
476     // new attributes/properties/arguments that control further / trigger different DataFlow:
477 joko 1.10 // FIXME: add these to declaration at top!
478 joko 1.8 ecom_call_method => "selectSource",
479     ecom_call_args => $_in[ecom_data_source_key]
480     );
481    
482 joko 1.5 }
483     '),
484    
485 jonen 1.4
486 jonen 1.1 /*
487     // translate value of argument "action" (olist => list.view, oedit => item.edit)
488     // action dispatcher
489     create_function('&$_in, &$_out', '
490     $_out = $_in;
491     switch ($_out[action]) {
492     case "olist":
493     $_out[action] = "list.view";
494     break;
495     case "oedit":
496     $_out[action] = "item.edit";
497     break;
498     case "":
499     print "ExplorerController: selecting default action \"list.view\" in rule #2.<br/>";
500     $_out[options][action] = "list.view";
501     return;
502     break;
503     }
504     //return "last";
505     '),
506    
507    
508     // dummy rule - just returns
509     create_function('&$_in, &$_out', '
510     return;
511     if ($_in[topic] == "DataBrowser.item.edit" || $_in[page] == "oedit") {
512     $_out[view] = "Page::DataBrowser";
513     $_out[options] = array( caption_context => "Item - [edit]", args => array(HTML, "UB_ITEM"));
514     }
515     '),
516     */
517    
518    
519     // tracing-rule - dumps $_in and $_out
520     /*
521     create_function('&$_in, &$_out', '
522     print "I am here: AnyMVC<br/>";
523     print "in: " . Dumper($_in);
524     print "out: " . Dumper($_out);
525     //exit;
526     return;
527     '),
528     */
529     ),
530     ));
531    
532     }
533    
534    
535     }
536    
537     ?>

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