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<? |
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/* |
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## ----------------------------------------------------------------------------- |
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## $Id: DataItem.php,v 1.4 2003/02/27 17:33:14 cvsmax Exp $ |
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## ----------------------------------------------------------------------------- |
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## $Log: DataItem.php,v $ |
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## Revision 1.4 2003/02/27 17:33:14 cvsmax |
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## + enabled saving of data objects at confirm action |
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## + fixed bug with POST/GET vars at form confirm |
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## o ToDo: fix all bugs related to un-wanted hidden form elements |
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## caused by mixed/duplicated POST/GET vars! |
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## |
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## Revision 1.3 2003/02/26 21:37:53 cvsmax |
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## + reworked to enable linking if item value is an array or special expression |
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## |
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## Revision 1.2 2003/02/25 03:46:59 cvsmax |
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## + refactored complete to work now with phphtmllib FormProcessor/Content |
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## o ToDo: field validation seems not to work... |
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## |
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## Revision 1.1 2003/02/22 17:27:31 cvsmax |
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## + renamed from DataEdit.php |
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## + added simple support for class 'FormElementsInterface' which is an interface |
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## to class 'FormBuilder' by binarycloud |
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## o ToDo: refactor code to use new (added 21.02.03!) 'FormProcess' classes by phphtmllib |
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## + class 'DataItem' now extends class 'InfoTable' |
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## |
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## Revision 1.1 2003/02/21 03:19:35 cvsmax |
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## + first init |
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## |
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## |
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## ----------------------------------------------------------------------------- |
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*/ |
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|
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class EditDataItem extends StandardFormContent { |
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|
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var $_options = array(); |
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var $_confirm_msg = "Die Daten wurden erfolgreich gespeichert!"; |
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|
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function EditDataItem($options = array()) { |
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$this->_options = $options; |
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|
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$parent = get_parent_class($this); |
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$this->$parent($this->_options['caption'], $PHP_SELF, 600); |
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} |
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|
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function set_data_source(&$source) { |
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$this->_source = &$source; |
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} |
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|
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function get_data_source() { |
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$initial_locator = php::mkComponent( 'DataSource::Locator', array( adapter_type => 'phpHtmlLib' ) ); |
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$proxy = php::mkComponent('DataSource::Generic', $initial_locator, $this->_options['data_locator_meta']); |
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$source = $proxy->get_adapter(); |
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$this->set_data_source( &$source ); |
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} |
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|
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|
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/** |
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* This method gets called EVERY time the object is |
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* created. It is used to build all of the |
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* FormElement objects used in this Form. |
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* |
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*/ |
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function form_init_elements() { |
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//we want an confirmation page for this form. |
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$this->set_confirm(); |
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|
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foreach($this->_source->_result as $key => $value) { |
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if($value) { |
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$validation = TRUE; |
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} else { |
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$validation = FALSE; |
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} |
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if(!$this->decode_item_expr($value, $this->_options) && !$this->decode_item_array($value, $this->_options)) { |
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$this->add_element( new FEText($key, $validation, "350px") ); |
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} |
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} |
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|
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} |
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|
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/** |
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* This method is called only the first time the form |
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* page is hit. This enables u to query a DB and |
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* pre populate the FormElement objects with data. |
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* |
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*/ |
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function form_init_data() { |
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//Pull some valies from the DB |
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//and set the initial values of some of the |
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//form fields. |
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|
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foreach($this->_source->_result as $key => $value) { |
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if(!$this->decode_item_expr($value, $this->_options) && !$this->decode_item_array($value, $this->_options)) { |
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$this->set_element_value($key, $value); |
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} |
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} |
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|
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$post_vars = array_join_merge($_GET, $_POST); |
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foreach ($post_vars as $var => $val) { |
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$this->set_hidden_element_value($var, $val); |
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} |
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|
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} |
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|
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|
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function form_content() { |
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$this->add_form_block($this->_caption, $this->_dataitem() ); |
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} |
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|
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function &_dataitem() { |
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$table = &html_table($this->_width,0,2); |
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|
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foreach($this->_source->_result as $key => $value) { |
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// if item is match by expression we will replace it with an link object |
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if($this->decode_item_expr($value, $this->_options) && $this->_options['inheritance']) { |
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$table->add_row($key, $this->decode_item_expr($value, $this->_options)); |
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} |
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// if item is an Array we will replace it with an selection form object |
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elseif($this->decode_item_array($value, $this->_options) && $this->_options['inheritance']) { |
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$table->add_row($key, $this->decode_item_array($value, $this->_options)); |
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} |
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else { |
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$table->add_row($this->element_label($key), $this->element_form($key)); |
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} |
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} |
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|
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return $table; |
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} |
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|
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/** |
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* This method gets called after the FormElement data has |
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* passed the validation. This enables you to validate the |
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* data against some backend mechanism, say a DB. |
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* |
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*/ |
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function form_backend_validation() { |
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//$this->add_error("Ass", "some bogus error happened"); |
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//return FALSE; |
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//foreach($this->raw_data as $key => $value) { |
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// if($this->_elements[$key]->get_value()) { |
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// $this->add_error($key, "empty field!"); |
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// return FALSE; |
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// } else { |
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// return TRUE; |
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// } |
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// } |
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$this->set_action("Confirm"); |
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return TRUE; |
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} |
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|
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|
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/** |
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* This function is used to show an intermediary |
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* confirmation page. Use this function to |
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* show a confirmation of the data that was |
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* submitted by the user. |
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* This will get called after all of the |
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* form data was successfully validated. |
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* All of the form data will automatically |
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* be created as hidden form fields. All you |
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* have to do is show the data, and a confirm |
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* submit button. |
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* |
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* @return mixed - either raw html, or some |
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* container HTMLTag object. |
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*/ |
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function form_confirm( ) { |
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$title = "Form Confirmation / " . $this->_options['caption']; |
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$title .="( ".$this->_required_field_marker." ".$this->_required_field_text." )"; |
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$table = new InfoTable($title, $this->_width); |
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|
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$this->build_confirm_table( $table ); |
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|
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//now add the confirmation button |
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$td = new TDtag(array("colspan" => 2, |
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"class" => "contentnovertical", |
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"align" => "center"), |
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$this->add_action("Confirm"), |
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_HTML_SPACE, |
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$this->add_action("Edit")); |
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|
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if ($this->_cancel_action) { |
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$td->add(_HTML_SPACE, $this->add_cancel()); |
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} |
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|
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$table->add_row( $td ); |
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|
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return $table; |
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} |
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|
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|
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|
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|
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/** |
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* This method is called ONLY after ALL validation has |
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* passed. This is the method that allows you to |
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* do something with the data, say insert/update records |
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* in the DB. |
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*/ |
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function confirm_action() { |
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|
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foreach($this->_source->_result as $label => $value_old) { |
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$value_new = $this->_elements[$label]->get_value(); |
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$item[$label] = $value_new; |
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} |
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$error = $this->_source->set($item); |
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if(!$error) { |
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$this->set_action_message($this->_confirm_msg); |
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return TRUE; |
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} else { |
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return FALSE; |
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} |
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} |
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|
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|
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function decode_item_array($item, $options=array()) { |
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if( is_array($item) ) { |
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//$cur_row_index = $this->_datasource->get_cur_data_index(); |
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//$parent_guid = $this->_datasource->_data[$cur_row_index]['guid']; |
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// build list for selection form |
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if($options['form']) { |
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foreach($item as $key => $value) { |
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$tmp = split($options['seperator'], $value); |
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$ident = $tmp['1']; |
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$meta = $tmp['2']; |
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$list[$key] = $ident; |
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} |
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if(is_array($list) ) { |
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$container = container( |
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form_open( $item[0], $_SERVER["PHP_SELF"], "POST" ), |
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form_open("meta", $meta), |
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form_select("ident", $list), |
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form_submit("submit","view" ), |
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form_close() |
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); |
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foreach($this->_hidden_items as $label => $value) { |
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$container->add(form_hidden($label, $value)); |
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} |
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$item = $container; |
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} |
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} else { |
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$container = container(); |
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foreach($item as $key => $value) { |
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$tmp = split($options['seperator'], $value); |
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$ident = $tmp['1']; |
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$meta = $tmp['2']; |
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foreach($this->_hidden_items as $label => $value) { |
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$tmp_array[] = $label . "=" . $value; |
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} |
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$str_hidden = join("&", $tmp_array); |
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$container->add("->", html_a($_SERVER["PHP_SELF"] . "?ident=" . $ident . "&meta=" . $meta . $str_hidden, $key . " view"), html_br()); |
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} |
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$item = $container; |
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} |
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return $item; |
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} |
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} |
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|
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function decode_item_expr($item, $options=array()) { |
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if(substr($item, 0, 2) == "o_") { |
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$tmp = split($options['seperator'], $item); |
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$ident = $tmp['1']; |
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$meta = $tmp['2']; |
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foreach($this->_hidden_items as $label => $value) { |
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$tmp_array[] = $label . "=" . $value; |
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} |
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$str_hidden = join("&", $tmp_array); |
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$item = html_a($_SERVER["PHP_SELF"] . "?ident=" . $guid . "&meta=" . $meta . $str_hidden, "view"); |
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return $item; |
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} |
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} |
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|
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|
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} |
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|
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|
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?> |