Cross-compatible get_upload_preferences() for EE 2.0 thru 2.4

gistfile1.aw

<?php

/**
 * Get Upload Preferences (Cross-compatible between ExpressionEngine 2.0 and 2.4)
 * @param  int $group_id Member group ID specified when returning allowed upload directories only for that member group
 * @param  int $id       Specific ID of upload destination to return
 * @return array         Result array of DB object, possibly merged with custom file upload settings (if on EE 2.4+)
 */
function get_upload_preferences($group_id = NULL, $id = NULL)
{
	$EE =& get_instance();

	if (version_compare(APP_VER, '2.4', '>='))
	{
		$EE->load->model('file_upload_preferences_model');
		return $EE->file_upload_preferences_model->get_file_upload_preferences($group_id, $id);
	}

	if (version_compare(APP_VER, '2.1.5', '>='))
	{
		$EE->load->model('file_upload_preferences_model');
		$result = $EE->file_upload_preferences_model->get_upload_preferences($group_id, $id);
	}
	else
	{
		$EE->load->model('tools_model');
		$result = $EE->tools_model->get_upload_preferences($group_id, $id);
	}

	// If an $id was passed, just return that directory's preferences
	if ( ! empty($id))
	{
		return $result->row_array();
	}

	// Use upload destination ID as key for row for easy traversing
	$return_array = array();
	foreach ($result->result_array() as $row)
	{
		$return_array[$row['id']] = $row;
	}

	return $return_array;
}