/**
* @param string $url Image's URL.
* @return integer Saved file identifier
*/
protected static function saveImage($url)
{
$fileId = false;
$file = new \CFile();
$httpClient = new HttpClient();
$httpClient->setTimeout(5);
$httpClient->setStreamTimeout(5);
$urlComponents = parse_url($url);
if ($urlComponents && strlen($urlComponents["path"]) > 0) {
$tempPath = $file->GetTempName('', bx_basename($urlComponents["path"]));
} else {
$tempPath = $file->GetTempName('', bx_basename($url));
}
$httpClient->download($url, $tempPath);
$fileName = $httpClient->getHeaders()->getFilename();
$localFile = \CFile::MakeFileArray($tempPath);
if (is_array($localFile)) {
if (strlen($fileName) > 0) {
$localFile['name'] = $fileName;
}
if (\CFile::CheckImageFile($localFile, 0, 0, 0, array("IMAGE")) === null) {
$fileId = $file->SaveFile($localFile, 'urlpreview', true);
}
}
return $fileId === false ? null : $fileId;
}