class URLDownloader in N1ED - Visual editor as CKEditor plugin with Bootstrap support 7

Hierarchy

• class \EdSDK\FileUploaderServer\lib\file\URLDownloader

File

vendor/edsdk/file-uploader-server-php/src/lib/file/URLDownloader.php, line 21

Namespace

EdSDK\FileUploaderServer\lib\file

class URLDownloader {
  public static function download($url, $dir) {
    $result = URLDownloader::downloadURL($url, $dir);
    return $result;
  }
  private static function downloadURL($url, $dir) {
    $curl = curl_init($url);
    curl_setopt($curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.11 (KHTML, like Gecko) Chrome/23.0.1271.95 Safari/537.11");
    curl_setopt($curl, CURLOPT_FAILONERROR, false);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);

    // for not redirecting response to stdout
    curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);

    // allow redirects
    $headers = array();
    curl_setopt($curl, CURLOPT_HEADERFUNCTION, function ($curl_, $header) use (&$headers) {
      $len = strlen($header);
      $header = explode(':', $header, 2);
      if (count($header) < 2) {

        // ignore invalid headers
        return $len;
      }
      $name = strtolower(trim($header[0]));
      if (!array_key_exists($name, $headers)) {
        $headers[$name] = [
          trim($header[1]),
        ];
      }
      else {
        $headers[$name][] = trim($header[1]);
      }
      return $len;
    });
    $result = new DownloadedURL();
    $fileName = "";
    $response = curl_exec($curl);
    if ($response !== false) {
      $responseCode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
      if ($responseCode == '200') {
        if (array_key_exists("Content-Type", $headers)) {
          $result->contentType = $headers["Content-Type"];
        }
        if (array_key_exists("Content-Length", $headers)) {
          $result->contentLength = $headers["Content-Length"];
        }
        if (array_key_exists("Content-Disposition", $headers)) {
          $contentDisposition = $headers["Content-Disposition"];
          $index = strpos($contentDisposition, "filename=");
          if ($index !== false) {
            $fileName = substr($contentDisposition, $index + 10);
          }
        }
        if (strlen(trim($fileName)) == 0) {
          $index = strrpos($url, "/");
          $fileName = substr($url, $index + 1);
          $index = strpos($fileName, "?");
          if ($index !== false) {
            $fileName = substr($fileName, 0, $index);
          }
        }
        if (strlen(trim($fileName)) === 0) {
          $fileName = "url";
        }
        $fileName = Utils::fixFileName($fileName);
        $fileName = Utils::getFreeFileName($dir, $fileName, false);
      }
      else {
        throw new MessageException(Message::createMessage(Message::DOWNLOAD_FAIL_CODE, $responseCode));
      }
    }
    else {
      throw new MessageException(Message::createMessage(Message::DOWNLOAD_FAIL_IO, curl_error($curl)));
    }
    $saveFilePath = $dir . "/" . $fileName;
    file_put_contents($saveFilePath, $response);
    curl_close($curl);
    $result->fileName = $fileName;
    return $result;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
URLDownloader::download	public static	function
URLDownloader::downloadURL	private static	function