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<? |
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/* |
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## ----------------------------------------------------------------------------- |
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## $Id: DataItem.php,v 1.4 2003/04/09 09:53:13 joko Exp $ |
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## ----------------------------------------------------------------------------- |
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## $Log: DataItem.php,v $ |
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## Revision 1.4 2003/04/09 09:53:13 joko |
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## fixes regarding modification of decode-function-behavior |
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## |
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## Revision 1.3 2003/04/06 01:40:35 jonen |
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## + removed duplicated decode functions |
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## |
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## Revision 1.2 2003/04/04 23:58:33 jonen |
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## + minor changes |
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## |
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## Revision 1.1 2003/04/04 00:32:57 jonen |
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## + initial commit |
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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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class DataItem extends InfoTable { |
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|
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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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/** |
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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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|
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/** |
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* container for hidden elements. |
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*/ |
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var $_hidden_elements = array(); |
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|
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function DataItem($title, $options = array()) { |
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$this->_options = $options; |
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|
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$parent = get_parent_class($this); |
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$this->$parent($title, $width="100%", "center"); |
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|
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// fetch data |
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$this->data_prefetch(); |
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} |
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|
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function render($indent_level=1, $output_debug=0) { |
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// init data record entries |
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$this->init_elements(); |
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// add form container |
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$this->get_form_container(); |
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|
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$table = html_table( $this->get_width(), 0, |
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$this->get_cellspacing(), |
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$this->get_cellpadding(), |
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$this->get_align()); |
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$table->set_class( "infotable" ); |
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$table->add( $this->_build_title() ); |
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|
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$row = $this->_build_header(); |
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if ($row != NULL) { |
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$table->add_row( $row ); |
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} |
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|
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//now go thru the rows of data |
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//and add them |
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foreach( $this->data as $row ) { |
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if ((count($row) == 1) && is_object($row[0]) && (is_a($row[0], "TRtag") || |
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is_a($row[0], "TDtag"))) { |
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$table->add_row( $row[0] ); |
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} else { |
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$tr = new TRtag; |
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$cnt = count( $row ); |
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foreach( $row as $index => $data ) { |
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$td = $this->_build_td("", "", $index+1, $cnt ); |
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$td->add( $data ); |
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$tr->add( $td ); |
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} |
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$table->add_row( $tr ); |
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} |
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} |
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return $table->render($indent_level, $output_debug); |
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} |
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|
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function set_data_source(&$source) { |
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$this->_datasource = &$source; |
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} |
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|
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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( &$source ); |
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} |
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|
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function _check_datasource($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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|
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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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|
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$this->_datasource->do_query(); |
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} |
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|
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function init_elements() { |
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$result = $this->_datasource->_result; |
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if (is_array($result)) { |
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foreach($result as $key => $value) { |
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// set empty values to 'html spacer' for render |
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// TODO: integer value '0' is interpretted as non-existing value! Hack this!! |
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if(!$value && !is_array($value)) { $value = _HTML_SPACE; } |
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// if decode options are true, trie to decode values(e.g. for inhiterance) |
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if($this->_options['decode']) { |
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$utils = php::mkComponent('WebExplorer::utils'); |
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$hidden = $this->_hidden_elements; |
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$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] = $this->_options['parent']['class']; |
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// if item is matched by a special expression we will replace it with an html-link object |
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$utils->decode_item_expr($value, $hidden, $options); |
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// if item is an Array we will replace it with an html-link object |
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$utils->decode_item_array($value, $hidden, $options); |
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$this->add_element($key, $value); |
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} else { |
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$this->add_element($key, $value); |
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} |
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} |
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} |
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} |
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|
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function add_element($label, $value) { |
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$this->add_row(span_font10bold($label), $value); |
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} |
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|
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function add_hidden_element($label, $value) { |
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$this->_hidden_elements[$label] = $value; |
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} |
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|
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function get_form_container() { |
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$container = container(); |
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// form open |
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$container->add(form_open("item_fv", $_SERVER['PHP_SELF'], 'POST')); |
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//hidden items |
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if(is_array($this->_hidden_elements)) { |
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foreach($this->_hidden_elements as $label => $value) { |
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$container->add(form_hidden($label, $value)); |
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} |
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} |
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// submit button |
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$container->add(form_submit('ecdfe', "edit")); |
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// close form |
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$container->add(form_close()); |
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|
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// add container to InfoTable |
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$this->add_row(_HTML_SPACE, $container); |
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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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