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jonen |
1.1 |
<? |
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/* |
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## ----------------------------------------------------------------------------- |
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## $Id: EditDataItem.php,v 1.6 2003/04/11 00:48:03 joko Exp $ |
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## ----------------------------------------------------------------------------- |
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## $Log: EditDataItem.php,v $ |
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## |
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## |
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## ----------------------------------------------------------------------------- |
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*/ |
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class CreateDataItem extends StandardFormContent { |
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/** |
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* holds reference to source object. |
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*/ |
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var $_datasource = NULL; |
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/** |
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* container for arguments needed for e.g. setting the source object. |
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*/ |
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var $_options = array(); |
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var $_confirm_msg = "Die Daten wurden erfolgreich gespeichert!"; |
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function CreateDataItem($title, $options = array()) { |
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$this->_options = $options; |
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// prefetch data |
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$this->data_prefetch(); |
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// doesn't work if EditDataItem gets inherited |
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//$parent = get_parent_class($this); |
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//$this->$parent($title, $PHP_SELF, 600); |
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$this->StandardFormContent($title, $PHP_SELF, 600); |
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} |
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function set_data_source(&$source) { |
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$this->_datasource = &$source; |
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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( &$source ); |
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} |
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function _check_datasource($function_name) { |
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if ( !is_object($this->_datasource) ) { |
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user_error("DataList::".$function_name."() - DataListSource object is not set"); |
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exit; |
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} |
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} |
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function data_prefetch() { |
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$this->get_data_source(); |
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$this->_check_datasource("data_prefetch"); |
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$this->_datasource->do_query(); |
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} |
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/** |
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* This method gets called EVERY time the object is |
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* created. It is used to build all of the |
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* FormElement objects used in this Form. |
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* |
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*/ |
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function form_init_elements() { |
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//we want an confirmation page for this form. |
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$this->set_confirm(); |
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$utils = php::mkComponent('WebExplorer::utils'); |
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$hidden = $this->get_hidden_elements(); |
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$options = $this->_options['decode_args']; |
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//print "Result: " . Dumper($this->_datasource->_result); |
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//return; |
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if(php::is_hash($this->_datasource->_result)) { |
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foreach($this->_datasource->_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(!is_array($value)) { |
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if(!$utils->decode_item_expr($value, $hidden, $options) && !$utils->decode_item_array($value, $hidden, $options)) { |
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$this->add_element( new FEText($key, $validation, "350px") ); |
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} |
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} else { |
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$cnt = count($value); |
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foreach($value as $item) { |
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$list[$item] = $item; |
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} |
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$this->add_element( new FEListBox( $key, TRUE, "250px", $cnt*15 . "pt", $list ) ); |
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} |
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} |
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} else { |
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//$label = "list_box"; |
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$label = $this->_options[data_locator_meta][ident]; |
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$data = $this->_datasource->_result; |
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$cnt = count($data); |
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foreach($data as $value) { |
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$data_list[$value] = $value; |
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} |
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$listbox = new FEListBox( $label, TRUE, "250px", $cnt*15 . "pt", $data_list ); |
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$this->add_element( $listbox ); |
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} |
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} |
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/** |
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* This method is called only the first time the form |
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* page is hit. This enables u to query a DB and |
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* pre populate the FormElement objects with data. |
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* |
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*/ |
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function form_init_data() { |
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//Pull some valies from the DB |
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//and set the initial values of some of the |
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//form fields. |
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$utils = php::mkComponent('WebExplorer::utils'); |
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$hidden = $this->get_hidden_elements(); |
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$options = $this->_options['decode_args']; |
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if(php::is_hash($this->_datasource->_result)) { |
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if(!$this->_is_new_hash_elem()) { |
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foreach($this->_datasource->_result as $key => $value) { |
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if(!$utils->decode_item_expr($value, $hidden, $options) && !$utils->decode_item_array($value, $hidden, $options)) { |
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$this->set_element_value($key, $value); |
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} |
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} |
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} else { |
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$value = $this->_datasource->_result['class']; |
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$this->set_element_value('class', $value); |
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} |
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} else { |
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// nothing to do here for a ListBox, cause element hash is given to constructor at 'form_init_elements()' |
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} |
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/* OLD !! |
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$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, $val); |
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} |
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*/ |
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} |
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function form_content() { |
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$this->add_form_block($this->_caption, $this->_dataitem() ); |
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} |
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function &_dataitem() { |
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$table = &html_table($this->_width,0,2); |
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if(php::is_hash($this->_datasource->_result)) { |
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//if(!$this->_is_new_hash_elem()) { |
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foreach($this->_datasource->_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->_options['decode']) { |
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$utils = php::mkComponent('WebExplorer::utils'); |
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$hidden = $this->get_hidden_elements(); |
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$options = $this->_options['decode_args']; |
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$options[label] = $key; |
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$options[parent_guid] = $this->_options['parent']['guid']; |
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$options[parent_class] = $this->_options['parent']['class']; |
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if($utils->decode_item_expr($value, $hidden, $options)) { |
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$table->add_row($key, $value); |
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} |
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// if item is an Array we will replace it with an selection form object |
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elseif($utils->decode_item_array($value, $hidden, $options) ) { |
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$table->add_row($key, $value); |
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} else { |
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$table->add_row($this->element_label($key), $this->element_form($key)); |
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} |
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} 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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//} else { |
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// $label = $this->_options[data_locator_meta][ident] . " new key:"; |
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//$table->add_row($this->element_label($label), $this->element_form('hash_elem'), $this->element_form($value)); |
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// $table->add_row($label, $this->element_form('hash_key')); |
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//} |
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} else { |
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$label = $this->_options[data_locator_meta][ident]; |
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$table->add_row($this->element_label($label), $this->element_form($label)); |
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} |
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return $table; |
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} |
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/** |
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* This method gets called after the FormElement data has |
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* passed the validation. This enables you to validate the |
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* data against some backend mechanism, say a DB. |
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* |
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*/ |
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function form_backend_validation() { |
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//$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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$this->set_action("Confirm"); |
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return TRUE; |
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} |
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/** |
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* This function is used to show an intermediary |
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* confirmation page. Use this function to |
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* show a confirmation of the data that was |
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* submitted by the user. |
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* This will get called after all of the |
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* form data was successfully validated. |
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* All of the form data will automatically |
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* be created as hidden form fields. All you |
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* have to do is show the data, and a confirm |
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* submit button. |
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* |
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* @return mixed - either raw html, or some |
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* container HTMLTag object. |
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*/ |
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function form_confirm( ) { |
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$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, $this->_width); |
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$this->build_confirm_table( $table ); |
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if(php::is_hash($this->_datasource->_result)) { |
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if(!$this->_is_new_hash_elem()) { |
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$button_confirm = array( 'value' => "ecdfe", 'label' => "Confirm" ); |
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} else { |
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$button_confirm = array( 'value' => "ecdfcr", 'label' => "Confirm"); |
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} |
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} else { |
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$button_confirm = array( 'value' => "ecdfcr", 'label' => "Confirm"); |
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} |
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//now add the confirmation button |
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$td = new TDtag(array("colspan" => 2, |
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"class" => "contentnovertical", |
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"align" => "center"), |
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form_submit($button_confirm[value], $button_confirm[label]), |
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_HTML_SPACE, |
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$this->add_action("Edit")); |
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if ($this->_cancel_action) { |
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$td->add(_HTML_SPACE, $this->add_cancel()); |
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} |
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$table->add_row( $td ); |
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return $table; |
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} |
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/** |
| 272 |
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* This method is called ONLY after ALL validation has |
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* passed. This is the method that allows you to |
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* do something with the data, say insert/update records |
| 275 |
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* in the DB. |
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*/ |
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function confirm_action() { |
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| 279 |
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$utils = php::mkComponent('WebExplorer::utils'); |
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$hidden = $this->get_hidden_elements(); |
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$options = $this->_options['decode_args']; |
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if(php::is_hash($this->_datasource->_result)) { |
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if(!$this->_is_new_hash_elem()) { |
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foreach($this->_datasource->_result as $label => $value_old) { |
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if(!$utils->decode_item_expr($value_old, $hidden, $options) && !$utils->decode_item_array($value_old, $hidden, $options)) { |
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$value_new = $this->_elements[$label]->get_value(); |
| 288 |
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$data[$label] = $value_new; |
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} |
| 290 |
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} |
| 291 |
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// set query values for datasource |
| 292 |
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$this->_options['data_locator_meta']['action'] = "write"; |
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$this->_options['data_locator_meta']['data'] = $data; |
| 294 |
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| 295 |
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// TODO: 'data_prefetch()' will never return ANYTHING! |
| 296 |
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// Implement some error-handling there or somewhere. |
| 297 |
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$error = $this->data_prefetch(); |
| 298 |
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| 299 |
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//$error = $this->_datasource->set($item); |
| 300 |
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if(!$error) { |
| 301 |
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// fetch fresh data |
| 302 |
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$this->_options['data_locator_meta']['action'] = "read"; |
| 303 |
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// unset previous initialed 'data' var |
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$this->_options['data_locator_meta']['data'] = NULL; |
| 305 |
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$this->data_prefetch(); |
| 306 |
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$this->set_action_message($this->_confirm_msg); |
| 308 |
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return TRUE; |
| 309 |
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} else { |
| 310 |
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return FALSE; |
| 311 |
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} |
| 312 |
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} else { |
| 313 |
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$label = $this->_options[data_locator_meta][ident]; |
| 314 |
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$value = $this->_elements['hash_key']->get_value(); |
| 315 |
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$class = $this->_elements['class']->get_value(); |
| 316 |
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$this->_options['data_locator_meta']['hash_key'] = $value; |
| 317 |
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$this->_options['data_locator_meta']['nodename'] = $class; |
| 318 |
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$error = $this->data_prefetch(); |
| 319 |
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if(!$error) { |
| 320 |
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// set 'caption' to new created item |
| 321 |
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$this->_form_title = $value; |
| 322 |
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// set query values for datasource |
| 323 |
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$this->_options['data_locator_meta']['action'] = "read"; |
| 324 |
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$this->_options['data_locator_meta']['ident'] = $this->_datasource->_result[guid]; |
| 325 |
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$this->_options['data_locator_meta']['nodename'] = $value; |
| 326 |
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$this->_options['data_locator_meta']['parent'] = NULL; |
| 327 |
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// fetch data |
| 328 |
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$this->data_prefetch(); |
| 329 |
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// init data elements: cause data result is now diffrent (the new created data entry) |
| 330 |
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//, we have to initialise elements new |
| 331 |
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$this->form_init_elements(); |
| 332 |
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$this->form_init_data(); |
| 333 |
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| 334 |
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$this->set_action_message($this->_confirm_msg); |
| 335 |
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return TRUE; |
| 336 |
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} else { |
| 337 |
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return FALSE; |
| 338 |
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} |
| 339 |
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} |
| 340 |
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} else { |
| 341 |
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$label = $this->_options[data_locator_meta][ident]; |
| 342 |
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$value = $this->_elements[$label]->get_value(); |
| 343 |
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// set query values for datasource |
| 344 |
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//$this->_options['data_locator_meta']['action'] = "create"; |
| 345 |
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$this->_options['data_locator_meta']['nodename'] = $value; |
| 346 |
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| 347 |
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// TODO: 'data_prefetch()' will never return ANYTHING! |
| 348 |
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// Implement some error-handling there or somewhere. |
| 349 |
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$error = $this->data_prefetch(); |
| 350 |
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| 351 |
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//$error = $this->_datasource->set($item); |
| 352 |
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if(!$error) { |
| 353 |
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// set 'caption' to new created item |
| 354 |
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$this->_form_title = $value; |
| 355 |
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// set query values for datasource |
| 356 |
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$this->_options['data_locator_meta']['action'] = "read"; |
| 357 |
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$this->_options['data_locator_meta']['ident'] = $this->_datasource->_result[guid]; |
| 358 |
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$this->_options['data_locator_meta']['nodename'] = $value; |
| 359 |
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$this->_options['data_locator_meta']['parent'] = NULL; |
| 360 |
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// fetch data |
| 361 |
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$this->data_prefetch(); |
| 362 |
|
|
// init data elements: cause data result is now diffrent (the new created data entry) |
| 363 |
|
|
//, we have to initialise elements new |
| 364 |
|
|
$this->form_init_elements(); |
| 365 |
|
|
$this->form_init_data(); |
| 366 |
|
|
|
| 367 |
|
|
$this->set_action_message($this->_confirm_msg); |
| 368 |
|
|
return TRUE; |
| 369 |
|
|
} else { |
| 370 |
|
|
return FALSE; |
| 371 |
|
|
} |
| 372 |
|
|
} |
| 373 |
|
|
|
| 374 |
|
|
} |
| 375 |
|
|
|
| 376 |
|
|
/** |
| 377 |
|
|
* This function is used to build the standard |
| 378 |
|
|
* buttons for a form. |
| 379 |
|
|
* |
| 380 |
|
|
* @return ButtonPanel |
| 381 |
|
|
*/ |
| 382 |
|
|
function form_content_buttons() { |
| 383 |
|
|
if(php::is_hash($this->_datasource->_result)) { |
| 384 |
|
|
if(!$this->_is_new_hash_elem()) { |
| 385 |
|
|
$button_save = array( 'value' => "ecdfe", 'label' => "Save" ); |
| 386 |
|
|
} else { |
| 387 |
|
|
$button_save = array( 'value' => "ecdfcr", 'label' => "Create"); |
| 388 |
|
|
} |
| 389 |
|
|
} else { |
| 390 |
|
|
$button_save = array( 'value' => "ecdfcr", 'label' => "Create"); |
| 391 |
|
|
} |
| 392 |
|
|
$div = new DIVtag( array("style" => "background-color: #eeeeee;". |
| 393 |
|
|
"padding-top:5px;padding-bottom:5px", |
| 394 |
|
|
"align"=>"center", "nowrap"), |
| 395 |
|
|
form_submit($button_save[value], $button_save[label]), |
| 396 |
|
|
_HTML_SPACE, |
| 397 |
|
|
//$this->add_cancel() |
| 398 |
|
|
form_submit('ecdfc', "Cancel") |
| 399 |
|
|
); |
| 400 |
|
|
return $div; |
| 401 |
|
|
} |
| 402 |
|
|
|
| 403 |
|
|
|
| 404 |
|
|
function get_hidden_elements() { |
| 405 |
|
|
foreach($this->_hidden_elements as $label => $object) { |
| 406 |
|
|
$value = $this->_hidden_elements[$label]->get_value(); |
| 407 |
|
|
$tmp_array[$label] = $value; |
| 408 |
|
|
} |
| 409 |
|
|
return $tmp_array; |
| 410 |
|
|
} |
| 411 |
|
|
|
| 412 |
|
|
|
| 413 |
|
|
function _is_new_hash_elem() { |
| 414 |
|
|
foreach($this->_datasource->_result as $key => $value) { |
| 415 |
|
|
if($key == "hash_key") { return TRUE; } |
| 416 |
|
|
else { return FALSE; } |
| 417 |
|
|
} |
| 418 |
|
|
} |
| 419 |
|
|
|
| 420 |
|
|
} |
| 421 |
|
|
|
| 422 |
|
|
|
| 423 |
|
|
?> |
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