public function render(Curry_Backend $backend, array $params)
{
$view = $this->view ? $this->view : $this->parentView;
if (!$view instanceof Curry_ModelView_List) {
throw new Exception('Expected view to be of type Curry_ModelView_List, got ' . get_class($view));
}
$view = clone $view;
// Send response headers to the browser
$filename = $this->filename ? $this->filename : $view->getOption('title') . ".csv";
header('Content-Type: text/csv');
header('Content-Disposition: attachment; filename=' . Curry_String::escapeQuotedString($filename));
$fp = fopen('php://output', 'w');
// Print column headers
$headers = array();
foreach ($view->getOption('columns') as $name => $opts) {
// TODO: should we really ignore display/escape option?
$view->addColumn($name, array('display' => null, 'escape' => false));
$headers[] = $opts['label'];
}
if ($this->includeHeaders) {
Curry_Util::fputcsv($fp, $headers);
}
// Print rows
$page = 0;
$maxPerPage = 100;
$view->setOptions(array('maxPerPage' => $maxPerPage));
do {
$results = $view->getJson(array('p' => ++$page));
foreach ($results['rows'] as $row) {
Curry_Util::fputcsv($fp, $row);
}
} while (count($results['rows']) == $maxPerPage);
fclose($fp);
exit;
}
