/**
* Retrieves the requested page from the WebArchiveBundle and echo it page,
* base64 encoded
*/
function cache()
{
$offset = $this->clean($_REQUEST['offset'], "int");
$partition = $this->clean($_REQUEST['partition'], "int");
$crawl_time = $this->clean($_REQUEST['crawl_time'], "string");
$prefix = "";
if (isset($_REQUEST['instance_num'])) {
$prefix = $this->clean($_REQUEST['instance_num'], "int") . "-";
}
if (file_exists(CRAWL_DIR . '/cache/' . $prefix . self::archive_base_name . $crawl_time)) {
$web_archive = new WebArchiveBundle(CRAWL_DIR . '/cache/' . $prefix . self::archive_base_name . $crawl_time);
$page = $web_archive->getPage($offset, $partition);
echo base64_encode(serialize($page));
} else {
echo base64_encode(serialize(false));
}
}
