1 |
<? |
2 |
/* |
3 |
## ----------------------------------------------------------------------------- |
4 |
## $Id: EditDataItem.php,v 1.1 2003/03/27 01:18:06 jonen Exp $ |
5 |
## ----------------------------------------------------------------------------- |
6 |
## $Log: EditDataItem.php,v $ |
7 |
## Revision 1.1 2003/03/27 01:18:06 jonen |
8 |
## + inital commit (was orginal 'DataItem.php') |
9 |
## |
10 |
## Revision 1.4 2003/02/27 17:33:14 cvsmax |
11 |
## + enabled saving of data objects at confirm action |
12 |
## + fixed bug with POST/GET vars at form confirm |
13 |
## o ToDo: fix all bugs related to un-wanted hidden form elements |
14 |
## caused by mixed/duplicated POST/GET vars! |
15 |
## |
16 |
## Revision 1.3 2003/02/26 21:37:53 cvsmax |
17 |
## + reworked to enable linking if item value is an array or special expression |
18 |
## |
19 |
## Revision 1.2 2003/02/25 03:46:59 cvsmax |
20 |
## + refactored complete to work now with phphtmllib FormProcessor/Content |
21 |
## o ToDo: field validation seems not to work... |
22 |
## |
23 |
## Revision 1.1 2003/02/22 17:27:31 cvsmax |
24 |
## + renamed from DataEdit.php |
25 |
## + added simple support for class 'FormElementsInterface' which is an interface |
26 |
## to class 'FormBuilder' by binarycloud |
27 |
## o ToDo: refactor code to use new (added 21.02.03!) 'FormProcess' classes by phphtmllib |
28 |
## + class 'DataItem' now extends class 'InfoTable' |
29 |
## |
30 |
## Revision 1.1 2003/02/21 03:19:35 cvsmax |
31 |
## + first init |
32 |
## |
33 |
## |
34 |
## ----------------------------------------------------------------------------- |
35 |
*/ |
36 |
|
37 |
class EditDataItem extends StandardFormContent { |
38 |
|
39 |
/** |
40 |
* holds reference to source object. |
41 |
*/ |
42 |
var $_datasource = NULL; |
43 |
|
44 |
/** |
45 |
* container for arguments needed for e.g. setting the source object. |
46 |
*/ |
47 |
var $_options = array(); |
48 |
|
49 |
var $_confirm_msg = "Die Daten wurden erfolgreich gespeichert!"; |
50 |
|
51 |
function EditDataItem($title, $options = array()) { |
52 |
$this->_options = $options; |
53 |
// prefetch data |
54 |
$this->data_prefetch(); |
55 |
|
56 |
$parent = get_parent_class($this); |
57 |
$this->$parent($title, $PHP_SELF, 600); |
58 |
} |
59 |
|
60 |
function set_data_source(&$source) { |
61 |
$this->_datasource = &$source; |
62 |
} |
63 |
|
64 |
function get_data_source() { |
65 |
$initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'phpHtmlLib' ) ); |
66 |
$proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_options['data_locator_meta']); |
67 |
$source = $proxy->get_adapter(); |
68 |
$this->set_data_source( &$source ); |
69 |
} |
70 |
|
71 |
function _check_datasource($function_name) { |
72 |
if ( !is_object($this->_datasource) ) { |
73 |
user_error("DataList::".$function_name."() - DataListSource object is not set"); |
74 |
exit; |
75 |
} |
76 |
} |
77 |
|
78 |
function data_prefetch() { |
79 |
$this->get_data_source(); |
80 |
$this->_check_datasource("data_prefetch"); |
81 |
|
82 |
$this->_datasource->do_query(); |
83 |
} |
84 |
|
85 |
/** |
86 |
* This method gets called EVERY time the object is |
87 |
* created. It is used to build all of the |
88 |
* FormElement objects used in this Form. |
89 |
* |
90 |
*/ |
91 |
function form_init_elements() { |
92 |
//we want an confirmation page for this form. |
93 |
$this->set_confirm(); |
94 |
|
95 |
foreach($this->_datasource->_result as $key => $value) { |
96 |
if($value) { |
97 |
$validation = TRUE; |
98 |
} else { |
99 |
$validation = FALSE; |
100 |
} |
101 |
if(!$this->decode_item_expr($value, $this->_options) && !$this->decode_item_array($value, $this->_options)) { |
102 |
$this->add_element( new FEText($key, $validation, "350px") ); |
103 |
} |
104 |
} |
105 |
|
106 |
} |
107 |
|
108 |
/** |
109 |
* This method is called only the first time the form |
110 |
* page is hit. This enables u to query a DB and |
111 |
* pre populate the FormElement objects with data. |
112 |
* |
113 |
*/ |
114 |
function form_init_data() { |
115 |
//Pull some valies from the DB |
116 |
//and set the initial values of some of the |
117 |
//form fields. |
118 |
|
119 |
foreach($this->_datasource->_result as $key => $value) { |
120 |
if(!$this->decode_item_expr($value, $this->_options) && !$this->decode_item_array($value, $this->_options)) { |
121 |
$this->set_element_value($key, $value); |
122 |
} |
123 |
} |
124 |
|
125 |
/* OLD !! |
126 |
$post_vars = array_join_merge($_GET, $_POST); |
127 |
foreach ($post_vars as $var => $val) { |
128 |
$this->set_hidden_element_value($var, $val); |
129 |
} |
130 |
*/ |
131 |
|
132 |
} |
133 |
|
134 |
|
135 |
function form_content() { |
136 |
$this->add_form_block($this->_caption, $this->_dataitem() ); |
137 |
} |
138 |
|
139 |
function &_dataitem() { |
140 |
$table = &html_table($this->_width,0,2); |
141 |
|
142 |
foreach($this->_datasource->_result as $key => $value) { |
143 |
// if item is match by expression we will replace it with an link object |
144 |
if($this->_options['decode']) { |
145 |
if($this->decode_item_expr($value)) { |
146 |
$table->add_row($key, $this->decode_item_expr($value)); |
147 |
} |
148 |
// if item is an Array we will replace it with an selection form object |
149 |
elseif($this->decode_item_array($value) ) { |
150 |
$table->add_row($key, $this->decode_item_array($value)); |
151 |
} else { |
152 |
$table->add_row($this->element_label($key), $this->element_form($key)); |
153 |
} |
154 |
} else { |
155 |
$table->add_row($this->element_label($key), $this->element_form($key)); |
156 |
} |
157 |
} |
158 |
|
159 |
return $table; |
160 |
} |
161 |
|
162 |
/** |
163 |
* This method gets called after the FormElement data has |
164 |
* passed the validation. This enables you to validate the |
165 |
* data against some backend mechanism, say a DB. |
166 |
* |
167 |
*/ |
168 |
function form_backend_validation() { |
169 |
//$this->add_error("Ass", "some bogus error happened"); |
170 |
//return FALSE; |
171 |
//foreach($this->raw_data as $key => $value) { |
172 |
// if($this->_elements[$key]->get_value()) { |
173 |
// $this->add_error($key, "empty field!"); |
174 |
// return FALSE; |
175 |
// } else { |
176 |
// return TRUE; |
177 |
// } |
178 |
// } |
179 |
$this->set_action("Confirm"); |
180 |
return TRUE; |
181 |
} |
182 |
|
183 |
|
184 |
/** |
185 |
* This function is used to show an intermediary |
186 |
* confirmation page. Use this function to |
187 |
* show a confirmation of the data that was |
188 |
* submitted by the user. |
189 |
* This will get called after all of the |
190 |
* form data was successfully validated. |
191 |
* All of the form data will automatically |
192 |
* be created as hidden form fields. All you |
193 |
* have to do is show the data, and a confirm |
194 |
* submit button. |
195 |
* |
196 |
* @return mixed - either raw html, or some |
197 |
* container HTMLTag object. |
198 |
*/ |
199 |
function form_confirm( ) { |
200 |
$title = "Form Confirmation / " . $this->_options['caption']; |
201 |
$title .="( ".$this->_required_field_marker." ".$this->_required_field_text." )"; |
202 |
$table = new InfoTable($title, $this->_width); |
203 |
|
204 |
$this->build_confirm_table( $table ); |
205 |
|
206 |
//now add the confirmation button |
207 |
$td = new TDtag(array("colspan" => 2, |
208 |
"class" => "contentnovertical", |
209 |
"align" => "center"), |
210 |
form_submit('ecfedit', "Confirm"), |
211 |
_HTML_SPACE, |
212 |
$this->add_action("Edit")); |
213 |
|
214 |
if ($this->_cancel_action) { |
215 |
$td->add(_HTML_SPACE, $this->add_cancel()); |
216 |
} |
217 |
|
218 |
$table->add_row( $td ); |
219 |
|
220 |
return $table; |
221 |
} |
222 |
|
223 |
|
224 |
|
225 |
|
226 |
/** |
227 |
* This method is called ONLY after ALL validation has |
228 |
* passed. This is the method that allows you to |
229 |
* do something with the data, say insert/update records |
230 |
* in the DB. |
231 |
*/ |
232 |
function confirm_action() { |
233 |
|
234 |
foreach($this->_datasource->_result as $label => $value_old) { |
235 |
print $label . "<br>"; |
236 |
if(!$this->decode_item_expr($value_old) && !$this->decode_item_array($value_old)) { |
237 |
$value_new = $this->_elements[$label]->get_value(); |
238 |
$data[$label] = $value_new; |
239 |
} |
240 |
} |
241 |
$this->_options['data_locator_meta']['action'] = "write"; |
242 |
$this->_options['data_locator_meta']['data'] = $data; |
243 |
$error = $this->data_prefetch(); |
244 |
|
245 |
//$error = $this->_datasource->set($item); |
246 |
if(!$error) { |
247 |
$this->set_action_message($this->_confirm_msg); |
248 |
return TRUE; |
249 |
} else { |
250 |
return FALSE; |
251 |
} |
252 |
} |
253 |
|
254 |
/** |
255 |
* This function is used to build the standard |
256 |
* buttons for a form. |
257 |
* |
258 |
* @return ButtonPanel |
259 |
*/ |
260 |
function form_content_buttons() { |
261 |
$div = new DIVtag( array("style" => "background-color: #eeeeee;". |
262 |
"padding-top:5px;padding-bottom:5px", |
263 |
"align"=>"center", "nowrap"), |
264 |
form_submit('ecfedit', "Save"), |
265 |
_HTML_SPACE, |
266 |
$this->add_cancel() ); |
267 |
return $div; |
268 |
} |
269 |
|
270 |
|
271 |
|
272 |
|
273 |
function decode_item_array($item) { |
274 |
$options = $this->_options['decode_args']; |
275 |
if( is_array($item) ) { |
276 |
//$cur_row_index = $this->_datasource->get_cur_data_index(); |
277 |
//$parent_guid = $this->_datasource->_data[$cur_row_index]['guid']; |
278 |
// build list for selection form |
279 |
if($options['form']) { |
280 |
foreach($item as $key => $value) { |
281 |
$tmp = split($options['seperator'], $value); |
282 |
$ident = $tmp['1']; |
283 |
$meta = $tmp['2']; |
284 |
$list[$key] = $ident; |
285 |
} |
286 |
if(is_array($list) ) { |
287 |
$container = container( |
288 |
form_open( $item[0], $_SERVER["PHP_SELF"], "POST" ), |
289 |
form_hidden("ecdm", $meta), |
290 |
form_select("ecdid", $list), |
291 |
form_submit("submit","view" ) |
292 |
); |
293 |
foreach($this->_hidden_elements as $label => $value) { |
294 |
$container->add(form_hidden($label, $value)); |
295 |
} |
296 |
$container->add(form_close() ); |
297 |
$item = $container; |
298 |
} |
299 |
} else { |
300 |
$container = container(); |
301 |
foreach($item as $key => $value) { |
302 |
$tmp = split($options['seperator'], $value); |
303 |
$ident = $tmp['1']; |
304 |
$meta = $tmp['2']; |
305 |
foreach($this->_hidden_elements as $label => $object) { |
306 |
$value = $this->_hidden_elements[$label]->get_value(); |
307 |
$tmp_array[] = $label . "=" . $value; |
308 |
} |
309 |
$str_hidden = join("&", $tmp_array); |
310 |
$container->add("->", html_a($_SERVER["PHP_SELF"] . "?ecdid=" . $ident . "&ecdm=" . $meta . "&" . $str_hidden, $key . " view"), html_br()); |
311 |
} |
312 |
$item = $container; |
313 |
} |
314 |
return $item; |
315 |
} |
316 |
} |
317 |
|
318 |
|
319 |
function decode_item_expr($item) { |
320 |
$options = $this->_options['decode_args']; |
321 |
if(substr($item, 0, 2) == "o_") { |
322 |
$tmp = split($options['seperator'], $item); |
323 |
$ident = $tmp['1']; |
324 |
$meta = $tmp['2']; |
325 |
foreach($this->_hidden_elements as $label => $object) { |
326 |
$value = $this->_hidden_elements[$label]->get_value(); |
327 |
$tmp_array[] = $label . "=" . $value; |
328 |
} |
329 |
$str_hidden = join("&", $tmp_array); |
330 |
$item = html_a($_SERVER["PHP_SELF"] . "?ecdid=" . $ident . "&ecdm=" . $meta . "&" . $str_hidden, "view"); |
331 |
return $item; |
332 |
} |
333 |
} |
334 |
|
335 |
|
336 |
} |
337 |
|
338 |
|
339 |
?> |