public function getCurrentValue()
{
$values = $this->value;
$parts = array();
if (is_array($values) && !empty($values)) {
$parts_count = count($values);
return $parts_count . ' option' . get_plural_string($parts_count) . ' selected';
}
return FALSE;
}
public function delete_selected()
{
if (!$this->checkParams('session_data_key')) {
$this->dataError();
sendBack();
}
$flash = Flash::Instance();
$db = DB::Instance();
$db->StartTrans();
$errors = array();
$session_data_key = $this->_data['session_data_key'];
$page_data = new SessionData($session_data_key);
foreach ($this->_data[$this->modeltype] as $id => $fields) {
if (!isset($fields['select']) && isset($fields['_checkbox_exists_select'])) {
$page_data->deletePageData($id);
} else {
$page_data->updatePageData($id, $fields, $errors);
}
}
$data = $page_data->getPageData();
// Could do with a progress bar here as the number of records could be large
$delete_count = 0;
if (count($data) > 0) {
$progressBar = new Progressbar('soproductline_delete_unused');
$callback = function ($fields, $id) use(&$delete_count) {
if ($fields['select'] == 'on') {
$productline = DataObjectFactory::Factory('SOProductLine');
$productline->load($id);
if (!$productline->isLoaded() || !$productline->delete($id, $errors)) {
return FALSE;
}
$delete_count++;
}
};
if ($progressBar->process($data, $callback) === FALSE) {
$errors[] = 'Failed to delete product line';
}
} else {
$flash->addWarning('Nothing selected to delete');
}
// reset timeout to 30 seconds to allow time to redisplay the page
// hopefully, it will be quicker than this!
set_time_limit(30);
if (count($errors) > 0) {
$flash->addErrors($errors);
$flash->addError($db->ErrorMsg());
$db->FailTrans();
$db->CompleteTrans();
$this->refresh();
} else {
$page_data->clear();
$db->CompleteTrans();
$flash->addMessage($delete_count . ' record' . get_plural_string($delete_count) . ' archived successfully');
sendTo($this->name, 'unused', $this->_modules);
}
}
/**
* Generated the html for the pdf preview
*
* @access public
* @return string (via echo/ajax)
*/
public function build_pdf_preview()
{
$file = $this->_data['filename'];
$location = $this->_data['location'];
$page_count = $this->get_pdf_page_count($file);
$thumbs = $this->generate_pdf_thumbnails($file, 10);
$thumbs_html = '';
$output = '';
$plural = get_plural_string(count($thumbs), 's');
$title_str = '<li>PDF Preview (%s page%s)</li>';
$page_str = '<li>Displaying first %s page%s</li>';
// if page count is not valid, output basic title
if ($page_count === FALSE) {
$output .= '<li>PDF Preview</li>';
} else {
$output .= sprintf($title_str, $page_count, $plural);
}
if (!empty($thumbs)) {
foreach ($thumbs as $thumbnail) {
$output .= '<li><a href="' . $location . '"><img src="' . $thumbnail . '" /></a></li>';
}
}
$output .= sprintf($page_str, count($thumbs), $plural);
echo $output;
exit;
}
