| 1 | jonen | 1.1 | <? | 
| 2 |  |  | /* | 
| 3 |  |  | ##    ----------------------------------------------------------------------------- | 
| 4 | udo | 1.8 | ##    $Id: EditDataItem.php,v 1.7 2003/05/10 18:04:45 jonen Exp $ | 
| 5 | jonen | 1.1 | ##    ----------------------------------------------------------------------------- | 
| 6 | jonen | 1.2 | ##    $Log: EditDataItem.php,v $ | 
| 7 | udo | 1.8 | ##    Revision 1.7  2003/05/10 18:04:45  jonen | 
| 8 |  |  | ##    + added values needed for 'create/add new' links | 
| 9 |  |  | ## | 
| 10 | jonen | 1.7 | ##    Revision 1.6  2003/04/11 00:48:03  joko | 
| 11 |  |  | ##    minor fix: calling parent constructor explicitely by name now, transparency seems not be automagically compatible with inheritance in php ,-)    (non-orthogonal) | 
| 12 |  |  | ## | 
| 13 | joko | 1.6 | ##    Revision 1.5  2003/04/09 09:59:30  joko | 
| 14 |  |  | ##    fixes regarding modification of decode-function-behavior | 
| 15 |  |  | ## | 
| 16 | joko | 1.5 | ##    Revision 1.4  2003/04/06 01:41:33  jonen | 
| 17 |  |  | ##    - removed duplicated decode functions | 
| 18 |  |  | ## | 
| 19 | jonen | 1.4 | ##    Revision 1.3  2003/04/04 23:58:02  jonen | 
| 20 |  |  | ##    + saving of items sould now work with new 'GenericSource' structure | 
| 21 |  |  | ## | 
| 22 | jonen | 1.3 | ##    Revision 1.2  2003/04/04 00:43:22  jonen | 
| 23 |  |  | ##    + complete rework | 
| 24 |  |  | ## | 
| 25 | jonen | 1.2 | ##    Revision 1.1  2003/03/27 01:18:06  jonen | 
| 26 |  |  | ##    + inital commit (was orginal 'DataItem.php') | 
| 27 |  |  | ## | 
| 28 | jonen | 1.1 | ##    Revision 1.4  2003/02/27 17:33:14  cvsmax | 
| 29 |  |  | ##    + enabled saving of data objects at confirm action | 
| 30 |  |  | ##    + fixed bug with POST/GET vars at form confirm | 
| 31 |  |  | ##     o ToDo: fix all bugs related to un-wanted hidden form elements | 
| 32 |  |  | ##                 caused by mixed/duplicated POST/GET vars! | 
| 33 |  |  | ## | 
| 34 |  |  | ##    Revision 1.3  2003/02/26 21:37:53  cvsmax | 
| 35 |  |  | ##    + reworked to enable linking if item value is an array or special expression | 
| 36 |  |  | ## | 
| 37 |  |  | ##    Revision 1.2  2003/02/25 03:46:59  cvsmax | 
| 38 |  |  | ##    + refactored complete to work now with phphtmllib FormProcessor/Content | 
| 39 |  |  | ##    o ToDo: field validation seems not to work... | 
| 40 |  |  | ## | 
| 41 |  |  | ##    Revision 1.1  2003/02/22 17:27:31  cvsmax | 
| 42 |  |  | ##    + renamed from DataEdit.php | 
| 43 |  |  | ##    + added simple support for class 'FormElementsInterface' which is an interface | 
| 44 |  |  | ##       to class 'FormBuilder' by binarycloud | 
| 45 |  |  | ##    o ToDo: refactor code to use new (added 21.02.03!) 'FormProcess' classes by phphtmllib | 
| 46 |  |  | ##    + class 'DataItem' now extends class 'InfoTable' | 
| 47 |  |  | ## | 
| 48 |  |  | ##    Revision 1.1  2003/02/21 03:19:35  cvsmax | 
| 49 |  |  | ##    + first init | 
| 50 |  |  | ## | 
| 51 |  |  | ## | 
| 52 |  |  | ##    ----------------------------------------------------------------------------- | 
| 53 |  |  | */ | 
| 54 |  |  |  | 
| 55 |  |  | class EditDataItem extends StandardFormContent { | 
| 56 |  |  |  | 
| 57 | jonen | 1.2 | /** | 
| 58 |  |  | * holds reference to source object. | 
| 59 |  |  | */ | 
| 60 |  |  | var $_datasource = NULL; | 
| 61 |  |  |  | 
| 62 |  |  | /** | 
| 63 |  |  | * container for arguments needed for e.g. setting the source object. | 
| 64 |  |  | */ | 
| 65 | jonen | 1.1 | var $_options = array(); | 
| 66 | jonen | 1.2 |  | 
| 67 | jonen | 1.1 | var $_confirm_msg = "Die Daten wurden erfolgreich gespeichert!"; | 
| 68 |  |  |  | 
| 69 | jonen | 1.2 | function EditDataItem($title, $options = array()) { | 
| 70 | jonen | 1.1 | $this->_options = $options; | 
| 71 | jonen | 1.2 | // prefetch data | 
| 72 |  |  | $this->data_prefetch(); | 
| 73 | jonen | 1.1 |  | 
| 74 | joko | 1.6 | // doesn't work if EditDataItem gets inherited | 
| 75 |  |  | //$parent = get_parent_class($this); | 
| 76 |  |  | //$this->$parent($title, $PHP_SELF, 600); | 
| 77 |  |  |  | 
| 78 | udo | 1.8 | //    $this->StandardFormContent($title, $PHP_SELF, 600); | 
| 79 |  |  | $this->StandardFormContent($title, $_SERVER['PHP_SELF'], 600); | 
| 80 | joko | 1.6 |  | 
| 81 | jonen | 1.1 | } | 
| 82 |  |  |  | 
| 83 |  |  | function set_data_source(&$source) { | 
| 84 | jonen | 1.2 | $this->_datasource = &$source; | 
| 85 | jonen | 1.1 | } | 
| 86 |  |  |  | 
| 87 |  |  | function get_data_source() { | 
| 88 |  |  | $initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'phpHtmlLib' ) ); | 
| 89 |  |  | $proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_options['data_locator_meta']); | 
| 90 |  |  | $source = $proxy->get_adapter(); | 
| 91 |  |  | $this->set_data_source( &$source ); | 
| 92 |  |  | } | 
| 93 |  |  |  | 
| 94 | jonen | 1.2 | function _check_datasource($function_name) { | 
| 95 |  |  | if ( !is_object($this->_datasource) ) { | 
| 96 |  |  | user_error("DataList::".$function_name."() - DataListSource object is not set"); | 
| 97 |  |  | exit; | 
| 98 |  |  | } | 
| 99 |  |  | } | 
| 100 |  |  |  | 
| 101 |  |  | function data_prefetch() { | 
| 102 |  |  | $this->get_data_source(); | 
| 103 |  |  | $this->_check_datasource("data_prefetch"); | 
| 104 |  |  |  | 
| 105 |  |  | $this->_datasource->do_query(); | 
| 106 |  |  | } | 
| 107 | jonen | 1.1 |  | 
| 108 |  |  | /** | 
| 109 |  |  | * This method gets called EVERY time the object is | 
| 110 |  |  | * created.  It is used to build all of the | 
| 111 |  |  | * FormElement objects used in this Form. | 
| 112 |  |  | * | 
| 113 |  |  | */ | 
| 114 |  |  | function form_init_elements() { | 
| 115 |  |  | //we want an confirmation page for this form. | 
| 116 |  |  | $this->set_confirm(); | 
| 117 |  |  |  | 
| 118 | jonen | 1.4 | $utils = php::mkComponent('WebExplorer::utils'); | 
| 119 |  |  | $hidden = $this->get_hidden_elements(); | 
| 120 |  |  | $options = $this->_options['decode_args']; | 
| 121 |  |  |  | 
| 122 | jonen | 1.2 | foreach($this->_datasource->_result as $key => $value) { | 
| 123 | jonen | 1.1 | if($value) { | 
| 124 |  |  | $validation = TRUE; | 
| 125 |  |  | } else { | 
| 126 |  |  | $validation = FALSE; | 
| 127 |  |  | } | 
| 128 | jonen | 1.4 | if(!$utils->decode_item_expr($value, $hidden, $options) && !$utils->decode_item_array($value, $hidden, $options)) { | 
| 129 | jonen | 1.1 | $this->add_element( new FEText($key, $validation, "350px") ); | 
| 130 |  |  | } | 
| 131 |  |  | } | 
| 132 |  |  |  | 
| 133 |  |  | } | 
| 134 |  |  |  | 
| 135 |  |  | /** | 
| 136 |  |  | * This method is called only the first time the form | 
| 137 |  |  | * page is hit.  This enables u to query a DB and | 
| 138 |  |  | * pre populate the FormElement objects with data. | 
| 139 |  |  | * | 
| 140 |  |  | */ | 
| 141 |  |  | function form_init_data() { | 
| 142 |  |  | //Pull some valies from the DB | 
| 143 |  |  | //and set the initial values of some of the | 
| 144 |  |  | //form fields. | 
| 145 |  |  |  | 
| 146 | jonen | 1.4 | $utils = php::mkComponent('WebExplorer::utils'); | 
| 147 |  |  | $hidden = $this->get_hidden_elements(); | 
| 148 |  |  | $options = $this->_options['decode_args']; | 
| 149 |  |  |  | 
| 150 | jonen | 1.2 | foreach($this->_datasource->_result as $key => $value) { | 
| 151 | jonen | 1.4 | if(!$utils->decode_item_expr($value, $hidden, $options) && !$utils->decode_item_array($value, $hidden, $options)) { | 
| 152 | jonen | 1.1 | $this->set_element_value($key, $value); | 
| 153 |  |  | } | 
| 154 |  |  | } | 
| 155 |  |  |  | 
| 156 | jonen | 1.2 | /* OLD !! | 
| 157 | jonen | 1.1 | $post_vars = array_join_merge($_GET, $_POST); | 
| 158 |  |  | foreach ($post_vars as $var => $val) { | 
| 159 |  |  | $this->set_hidden_element_value($var, $val); | 
| 160 |  |  | } | 
| 161 | jonen | 1.2 | */ | 
| 162 | jonen | 1.1 |  | 
| 163 |  |  | } | 
| 164 |  |  |  | 
| 165 |  |  |  | 
| 166 |  |  | function form_content() { | 
| 167 |  |  | $this->add_form_block($this->_caption, $this->_dataitem() ); | 
| 168 |  |  | } | 
| 169 |  |  |  | 
| 170 |  |  | function &_dataitem() { | 
| 171 |  |  | $table = &html_table($this->_width,0,2); | 
| 172 |  |  |  | 
| 173 | jonen | 1.2 | foreach($this->_datasource->_result as $key => $value) { | 
| 174 | jonen | 1.1 | // if item is match by expression we will replace it with an link object | 
| 175 | jonen | 1.2 | if($this->_options['decode']) { | 
| 176 | jonen | 1.4 | $utils = php::mkComponent('WebExplorer::utils'); | 
| 177 |  |  | $hidden = $this->get_hidden_elements(); | 
| 178 |  |  | $options = $this->_options['decode_args']; | 
| 179 | jonen | 1.7 | $options[label] = $key; | 
| 180 |  |  | $options[parent_guid] = $this->_options['parent']['guid']; | 
| 181 |  |  | $options[parent_class] = $this->_options['parent']['class']; | 
| 182 | jonen | 1.4 | if($utils->decode_item_expr($value, $hidden, $options)) { | 
| 183 | joko | 1.5 | $table->add_row($key, $value); | 
| 184 | jonen | 1.2 | } | 
| 185 |  |  | // if item is an Array we will replace it with an selection form object | 
| 186 | jonen | 1.4 | elseif($utils->decode_item_array($value, $hidden, $options) ) { | 
| 187 | joko | 1.5 | $table->add_row($key, $value); | 
| 188 | jonen | 1.2 | } else { | 
| 189 |  |  | $table->add_row($this->element_label($key), $this->element_form($key)); | 
| 190 |  |  | } | 
| 191 |  |  | } else { | 
| 192 | jonen | 1.1 | $table->add_row($this->element_label($key), $this->element_form($key)); | 
| 193 |  |  | } | 
| 194 |  |  | } | 
| 195 |  |  |  | 
| 196 |  |  | return $table; | 
| 197 |  |  | } | 
| 198 |  |  |  | 
| 199 |  |  | /** | 
| 200 |  |  | * This method gets called after the FormElement data has | 
| 201 |  |  | * passed the validation.  This enables you to validate the | 
| 202 |  |  | * data against some backend mechanism, say a DB. | 
| 203 |  |  | * | 
| 204 |  |  | */ | 
| 205 |  |  | function form_backend_validation() { | 
| 206 |  |  | //$this->add_error("Ass", "some bogus error happened"); | 
| 207 |  |  | //return FALSE; | 
| 208 |  |  | //foreach($this->raw_data as $key => $value) { | 
| 209 |  |  | //  if($this->_elements[$key]->get_value()) { | 
| 210 |  |  | //    $this->add_error($key, "empty field!"); | 
| 211 |  |  | //    return FALSE; | 
| 212 |  |  | //  } else { | 
| 213 |  |  | //    return TRUE; | 
| 214 |  |  | //  } | 
| 215 |  |  | // } | 
| 216 |  |  | $this->set_action("Confirm"); | 
| 217 |  |  | return TRUE; | 
| 218 |  |  | } | 
| 219 |  |  |  | 
| 220 |  |  |  | 
| 221 |  |  | /** | 
| 222 |  |  | * This function is used to show an intermediary | 
| 223 |  |  | * confirmation page.  Use this function to | 
| 224 |  |  | * show a confirmation of the data that was | 
| 225 |  |  | * submitted by the user. | 
| 226 |  |  | * This will get called after all of the | 
| 227 |  |  | * form data was successfully validated. | 
| 228 |  |  | * All of the form data will automatically | 
| 229 |  |  | * be created as hidden form fields. All you | 
| 230 |  |  | * have to do is show the data, and a confirm | 
| 231 |  |  | * submit button. | 
| 232 |  |  | * | 
| 233 |  |  | * @return mixed - either raw html, or some | 
| 234 |  |  | *                 container HTMLTag object. | 
| 235 |  |  | */ | 
| 236 |  |  | function form_confirm( ) { | 
| 237 |  |  | $title = "Form Confirmation / " . $this->_options['caption']; | 
| 238 |  |  | $title .="( ".$this->_required_field_marker." ".$this->_required_field_text." )"; | 
| 239 |  |  | $table = new InfoTable($title, $this->_width); | 
| 240 |  |  |  | 
| 241 |  |  | $this->build_confirm_table( $table ); | 
| 242 |  |  |  | 
| 243 |  |  | //now add the confirmation button | 
| 244 |  |  | $td = new TDtag(array("colspan" => 2, | 
| 245 |  |  | "class" => "contentnovertical", | 
| 246 |  |  | "align" => "center"), | 
| 247 | jonen | 1.3 | form_submit('ecdfe', "Confirm"), | 
| 248 | jonen | 1.1 | _HTML_SPACE, | 
| 249 |  |  | $this->add_action("Edit")); | 
| 250 |  |  |  | 
| 251 |  |  | if ($this->_cancel_action) { | 
| 252 |  |  | $td->add(_HTML_SPACE, $this->add_cancel()); | 
| 253 |  |  | } | 
| 254 |  |  |  | 
| 255 |  |  | $table->add_row( $td ); | 
| 256 |  |  |  | 
| 257 |  |  | return $table; | 
| 258 |  |  | } | 
| 259 |  |  |  | 
| 260 |  |  |  | 
| 261 |  |  |  | 
| 262 |  |  |  | 
| 263 |  |  | /** | 
| 264 |  |  | * This method is called ONLY after ALL validation has | 
| 265 |  |  | * passed.  This is the method that allows you to | 
| 266 |  |  | * do something with the data, say insert/update records | 
| 267 |  |  | * in the DB. | 
| 268 |  |  | */ | 
| 269 |  |  | function confirm_action() { | 
| 270 |  |  |  | 
| 271 | jonen | 1.4 | $utils = php::mkComponent('WebExplorer::utils'); | 
| 272 |  |  | $hidden = $this->get_hidden_elements(); | 
| 273 |  |  | $options = $this->_options['decode_args']; | 
| 274 |  |  |  | 
| 275 | jonen | 1.2 | foreach($this->_datasource->_result as $label => $value_old) { | 
| 276 | jonen | 1.4 | if(!$utils->decode_item_expr($value_old, $hidden, $options) && !$utils->decode_item_array($value_old, $hidden, $options)) { | 
| 277 | jonen | 1.1 | $value_new = $this->_elements[$label]->get_value(); | 
| 278 | jonen | 1.2 | $data[$label] = $value_new; | 
| 279 |  |  | } | 
| 280 | jonen | 1.1 | } | 
| 281 | jonen | 1.3 | // write new data to datasource | 
| 282 | jonen | 1.2 | $this->_options['data_locator_meta']['action'] = "write"; | 
| 283 |  |  | $this->_options['data_locator_meta']['data'] = $data; | 
| 284 | jonen | 1.3 | // TODO: 'data_prefetch()' will never return ANYTHING! | 
| 285 |  |  | //           Implement some error-handling there or somewhere. | 
| 286 | jonen | 1.2 | $error = $this->data_prefetch(); | 
| 287 | jonen | 1.3 |  | 
| 288 | jonen | 1.2 | //$error = $this->_datasource->set($item); | 
| 289 | jonen | 1.1 | if(!$error) { | 
| 290 | jonen | 1.3 | // fetch fresh data | 
| 291 |  |  | $this->_options['data_locator_meta']['action'] = "read"; | 
| 292 |  |  | // unset previous initialed 'data' var | 
| 293 |  |  | $this->_options['data_locator_meta']['data'] = NULL; | 
| 294 |  |  | $this->data_prefetch(); | 
| 295 |  |  |  | 
| 296 | jonen | 1.1 | $this->set_action_message($this->_confirm_msg); | 
| 297 |  |  | return TRUE; | 
| 298 |  |  | } else { | 
| 299 |  |  | return FALSE; | 
| 300 |  |  | } | 
| 301 |  |  | } | 
| 302 |  |  |  | 
| 303 | jonen | 1.2 | /** | 
| 304 |  |  | * This function is used to build the standard | 
| 305 |  |  | * buttons for a form. | 
| 306 |  |  | * | 
| 307 |  |  | * @return ButtonPanel | 
| 308 |  |  | */ | 
| 309 |  |  | function form_content_buttons() { | 
| 310 |  |  | $div = new DIVtag( array("style" => "background-color: #eeeeee;". | 
| 311 |  |  | "padding-top:5px;padding-bottom:5px", | 
| 312 |  |  | "align"=>"center", "nowrap"), | 
| 313 | jonen | 1.3 | form_submit('ecdfe', "Save"), | 
| 314 | jonen | 1.2 | _HTML_SPACE, | 
| 315 | jonen | 1.3 | //$this->add_cancel() | 
| 316 |  |  | form_submit('ecdfc', "Cancel") | 
| 317 |  |  | ); | 
| 318 | jonen | 1.2 | return $div; | 
| 319 |  |  | } | 
| 320 |  |  |  | 
| 321 |  |  |  | 
| 322 | jonen | 1.4 | function get_hidden_elements() { | 
| 323 |  |  | foreach($this->_hidden_elements as $label => $object) { | 
| 324 |  |  | $value = $this->_hidden_elements[$label]->get_value(); | 
| 325 |  |  | $tmp_array[$label] = $value; | 
| 326 | jonen | 1.1 | } | 
| 327 | jonen | 1.4 | return $tmp_array; | 
| 328 | jonen | 1.1 | } | 
| 329 |  |  |  | 
| 330 |  |  | } | 
| 331 |  |  |  | 
| 332 |  |  |  | 
| 333 | udo | 1.8 | ?> |