/**
* Helper function to get the default output format from the current request.
*
* @param \RestfulBase $restful_handler
* The restful handler for the formatter.
*
* @return \RestfulFormatterBase
* The formatter plugin to use.
*/
public static function outputFormat(\RestfulBase $restful_handler = NULL) {
$restful_handler = $restful_handler ? $restful_handler : restful_get_restful_handler_for_path();
if ($restful_handler && $formatter_name = $restful_handler->getPluginKey('formatter')) {
return restful_get_formatter_handler($formatter_name, $restful_handler);
}
// Sometimes we will get a default Accept: */* in that case we want to return
// the default content type and not just any.
if (!empty($GLOBALS['_SERVER']['HTTP_ACCEPT']) && $GLOBALS['_SERVER']['HTTP_ACCEPT'] != '*/*') {
foreach (explode(',', $GLOBALS['_SERVER']['HTTP_ACCEPT']) as $accepted_content_type) {
// Loop through all the formatters and find the first one that matches the
// Content-Type header.
foreach (restful_get_formatter_plugins() as $formatter_info) {
$formatter = restful_get_formatter_handler($formatter_info['name'], $restful_handler);
if (static::matchContentType($formatter->getContentTypeHeader(), $accepted_content_type)) {
return $formatter;
}
}
}
}
$formatter_name = variable_get('restful_default_output_formatter', 'json');
return restful_get_formatter_handler($formatter_name, $restful_handler);
}
/**
* Returns the names of the available formatter plugins.
*
* @return array
* Array of formatter names.
*/
public function formatterNames() {
$plugin_info = $this->getPlugin();
if (!empty($plugin_info['formatter'])) {
// If there is formatter info in the plugin definition, return that.
return array($plugin_info['formatter']);
}
// If there is no formatter info in the plugin definition, return a list
// of all the formatters available.
$formatter_names = array();
foreach (restful_get_formatter_plugins() as $formatter_info) {
$formatter_names[] = $formatter_info['name'];
}
return $formatter_names;
}
