/[cvs]/nfo/php/libs/org.netfrag.patches/phphtmllib/widgets/GenericGUIDataList.php
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Annotation of /nfo/php/libs/org.netfrag.patches/phphtmllib/widgets/GenericGUIDataList.php

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Revision 1.7 - (hide annotations)
Wed Apr 9 00:37:53 2003 UTC (21 years, 5 months ago) by jonen
Branch: MAIN
Changes since 1.6: +73 -17 lines
+ added actionbar
+ some changes according to request vars

1 jonen 1.1 <?
2     /*
3     ## -----------------------------------------------------------------------------
4 jonen 1.7 ## $Id: GenericGUIDataList.php,v 1.6 2003/04/08 17:48:31 jonen Exp $
5 jonen 1.1 ## -----------------------------------------------------------------------------
6 jonen 1.2 ## $Log: GenericGUIDataList.php,v $
7 jonen 1.7 ## Revision 1.6 2003/04/08 17:48:31 jonen
8     ## + bugfix again
9     ##
10 jonen 1.6 ## Revision 1.5 2003/04/08 17:33:22 jonen
11     ## + fixed problems with hidden form fields(current base URL) at the 'simple search form'
12     ##
13 jonen 1.5 ## Revision 1.4 2003/04/06 01:41:07 jonen
14     ## - removed duplicated decode functions
15     ##
16 jonen 1.4 ## Revision 1.3 2003/04/04 21:26:06 joko
17     ## added comments regarding possible (future) refactoring using the Data::Lift-infrastructure
18     ##
19 joko 1.3 ## Revision 1.2 2003/04/04 00:45:40 jonen
20     ## + reworked decode functions
21     ##
22 jonen 1.2 ## Revision 1.1 2003/03/27 01:17:31 jonen
23     ## + inital commit (was orginal 'ObjectList.inc)
24     ##
25 jonen 1.1 ## Revision 1.1 2003/03/20 04:17:28 jonen
26     ## + initial commit
27     ##
28     ## Revision 1.2 2003/03/02 04:32:22 cvsmax
29     ## + add decode_item functions
30     ##
31     ## Revision 1.1 2003/03/01 22:57:40 cvsmax
32     ## + inital commit
33     ##
34     ##
35     ## -----------------------------------------------------------------------------
36     */
37    
38     /**
39     * Need to make sure we have the DefaultGUIDataList object
40     */
41     require_once($phphtmllib."/widgets/data_list/DefaultGUIDataList.inc");
42    
43    
44     class GenericGUIDataList extends DefaultGUIDataList {
45    
46     /**
47     * Args needed for object list.
48     * Current use:
49     * - use some bits to create locator metadata (see below)
50     * - use all options to propagate to an AdapterProxy (here: GenericDataSource)
51     * as a query to receive a list of objects as response to a rpc-call.
52     * Todo: glossary: ban "*list* of objects" - it's an object *set* !!! (see CPAN's Set::Object)
53     *
54     */
55     var $_options = NULL;
56    
57 jonen 1.2 /**
58     * Holds a list of hidden elements
59     *
60     */
61     var $_hidden_elements = array();
62    
63 jonen 1.7
64 jonen 1.1 /**
65     * The constructor is used to pass in some additional
66     * metadata informations as "options".
67     * The "locator metadata hash" isn't passed in here
68     * any more. Handling this one occours one level deeper
69     * inside the "GenericDataSource" Proxy.
70     *
71     * It's still possible to set locator metadata directly by
72     * using the optional key 'locator' inside your options hash.
73     * This can be either a DataSource::Locator instance or a plain
74     * hash. However - it gets merged to the master locator
75     * created by GenericDataSource using 'array_join_merge'.
76     *
77     * @param old: LocatorMetadataHash array - layout: array( type => '', metadata => '', dsn => '' )
78     * @param old: Query array - layout: array( type => '', metadata => '', dsn => '' )
79     *
80     * @param new: options array - layout: array( datasource_type => '', [locator => array()] )
81     *
82     *
83     */
84     function GenericGUIDataList($title, $width = "100%", $default_orderby='', $default_reverseorder=FALSE, $options = array()) {
85     if ($options) { $this->_options = $options; }
86 jonen 1.7
87     // call parent constructor
88 jonen 1.1 $parent = get_parent_class($this);
89 jonen 1.7 $this->$parent($title, $width = "100%", $default_orderby='', $default_reverseorder=FALSE);
90 jonen 1.1 }
91    
92 jonen 1.7
93 jonen 1.1 function get_data_source( ) {
94    
95     // finally: create phpHtmlLib source handle (XyzDataListSource)
96    
97     // V1:
98     //$source = new GenericDataSource($this->_locator, $this->_options);
99     //$this->set_data_source( &$source );
100    
101     /*
102     // V2:
103     loadModule("DataSource::GenericDataSource");
104     $source = new DataSource_GenericDataSource($this->_locator, $this->_options);
105     $this->set_data_source( &$source );
106     */
107    
108     // V3:
109     /*
110     $proxy = php::mkComponent('DataSource::GenericDataSource', $this->_locator, $this->_options);
111     $source = &$proxy;
112     $this->set_data_source( &$source );
113     */
114    
115     // V4:
116     /*
117     $proxy = php::mkComponent('DataSource::GenericDataSource', array( proxy => '', adapter => ''), $this->_options);
118     $source = &$proxy;
119     $this->set_data_source( &$source );
120     */
121    
122     // V5:
123     //print "options: " . Dumper($this->_options);
124    
125     $initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'phpHtmlLib' ) );
126     //print "1st locator: " . Dumper($initial_locator);
127    
128     // OLD
129     //$proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_options);
130    
131     //print "Test Query:";
132     //print Dumper($this->_options['query']);
133     $proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_options['data_locator_meta']);
134    
135     // debug
136     //print "Proxy: " . Dumper($proxy);
137    
138     // V1:
139     //$source = &$proxy;
140    
141     // V2:
142     //$source->make_adapter_transparent();
143    
144     // V3:
145     $source = $proxy->get_adapter();
146    
147     // V4:
148     //$source = $this->_datasource;
149    
150     //print "objectlist-source: " . Dumper($source);
151     //exit;
152    
153     $this->set_data_source( &$source );
154    
155     }
156    
157     function user_setup() {
158    
159     //return;
160    
161     $source = $this->_datasource;
162     //if (!$source) { return; }
163    
164     //print Dumper($source);
165     $headers = $source->get_header();
166     //print Dumper($headers);
167    
168     $this->set_title( $this->get_title() . ' - ' . $source->get_total_rows() . ' Einträge' );
169    
170     foreach($headers as $val) {
171     $this->add_header_item($val, "150", $val, SORTABLE, SEARCHABLE);
172     }
173    
174     /*
175     $this->add_header_item("Uid", "200", "uid", SORTABLE, SEARCHABLE);
176     $this->add_header_item("Name", "200", "lastName", SORTABLE, SEARCHABLE, "center");
177     */
178     }
179    
180    
181     /**
182     * This function ensures that the data we place
183     * in a column is aligned according to what the
184     * user wants.
185     *
186     * @param mixed - $obj - the data for the td.
187     * @param string - $col_name - the name of the column header
188     * for this row to render.
189     * @param int - $odd_row - tells us if this cell lives in
190     * an odd # row (for alternating row colors)
191     * @param int - the column # we are working on.
192     * @return TDtag object
193     */
194     function wrap_column_item($obj, $col_name) {
195    
196     //make sure its set to something.
197     if ($obj == '') {
198 joko 1.3 $obj = "&nbsp;";
199 jonen 1.1 }
200 joko 1.3
201     // decode item / mungle item data?
202     // TODO: use Data::Lift here!!! (like already done in YAA::JobList and YAA::JobDetails)
203     elseif ($this->_options['decode']) {
204    
205     // Proposal using Data::Lift: (see YAA::JobList and YAA::JobDetails)
206     // This class will get shorter and better to maintain!
207    
208     // Picture Data::Lift as a container component handling
209     // *specific* en-/decoding stuff for your very core components.
210     // This way we will have almost all "specific mungling code" at one place. nice thing!
211    
212     /*
213    
214     // 1. expr: string -> object (phpHtmlLib-object: 'html_a'-tag)
215     // returns a phpHtmlLib object of class 'Xyz' containing a http-/html-link
216     // pointing to a View of a different - linked/referenced - object (reference-interpolation)
217     $this->lift1 = php::mkComponent('Data::Lift', $obj, array( metatype => 'expression' ) );
218     $obj = $this->lift1->to('phpHtmlLib::html_a');
219    
220     // 2. data: hash -> object (phpHtmlLib-object: 'container'-object containing form)
221     // returns a phpHtmlLib object of class 'Container' containing a html-form made up of
222     // phpHtmlLib form-tags wrapping all attribute-value pairs of the data hash (object-edit)
223     $this->lift2 = php::mkComponent('Data::Lift', $obj, array( metatype => 'item' ) );
224     $obj = $this->lift2->to('phpHtmlLib::form');
225    
226     */
227    
228 jonen 1.4 $utils = php::mkComponent('WebExplorer::utils');
229     $hidden = $this->_hidden_elements;
230     $options = $this->_options['decode_args'];
231    
232 joko 1.3 // 1. if item is match by expression we will replace it with an link object
233 jonen 1.4 if ($utils->decode_item_expr($obj, $hidden, $options)) {
234     $obj = $utils->decode_item_expr($obj, $hidden, $options);
235 joko 1.3 }
236    
237     // 2. if item is an Array we will replace it with an selection form object
238 jonen 1.4 elseif ( $utils->decode_item_array($obj, $hidden, $options) ) {
239     $obj = $utils->decode_item_array($obj, $hidden, $options);
240 jonen 1.1 }
241 joko 1.3
242 jonen 1.1 }
243 joko 1.3
244 jonen 1.1 //make sure we don't put a right border on the last
245     //column we are working on.
246     //$style = "padding-left: 3px;padding-right:3px;border-top: 1px solid #dddddd;";
247    
248    
249     if ($this->_columns[$col_name]["data_name"] == $this->orderby()) {
250     $style = "background-color: #f4f4f4;";
251     } else {
252     $style = "background-color: #ffffff;";
253     }
254    
255     $align = $this->_columns[$col_name]["align"];
256     $td = new TDtag(array("align" => $align,
257     "style" => $style,
258     "class" => "datalist_data_cell"));
259    
260     if (is_object($obj) && $obj->_tag == "td") {
261     return $obj;
262     } else {
263     $td->add( $obj );
264     }
265     return $td;
266     }
267    
268 jonen 1.2 function add_hidden_element($label, $value) {
269     $this->_hidden_elements[$label] = $value;
270     }
271    
272    
273 jonen 1.5 /**
274     * This function builds the simple search TD
275     *
276     * @return ContainerWidget
277     */
278     function _build_simple_search_form() {
279    
280     //if there is only 1 item enabled for search
281     //then the search looks simple.
282     $fields = $this->_get_searchable_fields();
283     $cnt = count($fields);
284     if ($cnt == 0) {
285     return NULL;
286     }
287    
288     $container = new ContainerWidget;
289 jonen 1.7
290     // get current request vars and add them ad hidden items
291     $url_vars = $this->_get_current_url_vars();
292     foreach($url_vars as $label => $value) {
293     $container->push(form_hidden($label, $value));
294     }
295 jonen 1.5
296     if ($cnt == 1) {
297     //user only has 1 field to show.
298     list($name, $field) = each($fields);
299     $container->push("Find ".$name."&nbsp;&nbsp;");
300     } else {
301     //user has many fields to show.
302     $container->push("Find ",
303     form_select($this->_vars["search_fieldVar"], $fields, $this->search_field()));
304     }
305    
306     if ($this->get_simple_search_modifier()) {
307     //the user wants the search modifier turned on.
308     $container->push($this->_build_simple_search_modifier());
309     }
310    
311     $container->push(form_text($this->_vars["search_valueVar"], $this->search_value_filter($this->search_value()), "20", "100", array("style"=>"vertical-align:middle;")),
312     form_submit($this->get_form_name(), "Search", array("style"=>"vertical-align:middle;")));
313    
314     if ($this->is_advanced_search_enabled()) {
315     $span = html_span(html_a("ass","Advanced Search", "title"));
316     $container->push("&nbsp;", $span);
317     }
318    
319     if ($cnt == 1) {
320     $container->push(form_hidden($this->_vars["search_fieldVar"], $field));
321     }
322    
323 jonen 1.7
324     //$container->push(form_close() );
325     return $container;
326     }
327    
328    
329     /**
330     * this is the method that builds
331     * the contents for the middle actionbar
332     * td cell.
333     *
334     * @return ContainerWidget object
335     */
336     function actionbar_cell() {
337     $action_list = $this->_options['actionbar']['list'];
338     $action_name = $this->_options['actionbar']['name'];
339    
340     if($action_name && is_array($action_list)) {
341     $action_form = container("Select action", _HTML_SPACE,
342     form_open("data_list_action", $_SERVER['PHP_SELF'], 'POST'),
343     form_select($action_name, $action_list),
344     form_submit("submit","OK" )
345     );
346     $url_vars = $this->_get_current_url_vars();
347     foreach($url_vars as $label => $value) {
348     $action_form->add(form_hidden($label, $value));
349     }
350     $action_form->add(form_close());
351     return $action_form;
352     } else {
353     return _HTML_SPACE;
354     }
355     }
356    
357    
358     /*
359     * this method returns the current requested variables
360     *
361     * @return array
362     */
363     function _get_current_url_vars() {
364     $cur_url_vars = array();
365    
366     // get new LinkBuilder instance
367     $linkbuilder = new LinkBuilder();
368    
369     $url_vars = php::array_join_merge($_GET, $_POST);
370 jonen 1.5 if(is_array($url_vars)) {
371 jonen 1.7 foreach($url_vars as $key => $value) {
372     // if there is an LinkBuilder guid instead of variables, encode it
373     if($key == 'lbid') {
374     $lb_vars = $linkbuilder->load($value);
375     foreach($lb_vars as $lbkey => $lbval) {
376     $cur_url_vars[$lbkey] = $lbval;
377     }
378     } else {
379     $cur_url_vars[$key] = $value;
380     }
381 jonen 1.5 }
382     }
383 jonen 1.7 return $cur_url_vars;
384 jonen 1.5 }
385 jonen 1.1
386     }
387     ?>

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