function filefield_source_remote_curl_write in FileField Sources 7

Same name and namespace in other branches

1. 6 sources/remote.inc \filefield_source_remote_curl_write()

cURL write function to save the file to disk. Also updates progress bar.

1 string reference to 'filefield_source_remote_curl_write'

filefield_source_remote_value in sources/remote.inc

A #filefield_value_callback function.

File

sources/remote.inc, line 349

A FileField extension to allow referencing of existing files.

Code

function filefield_source_remote_curl_write(&$ch, $data) {
  $progress_update = 0;
  $options = filefield_source_remote_get_transfer_options();

  // Get the current progress and update the progress value.
  // Only update every 64KB to reduce cache_set calls. cURL usually writes
  // in 16KB chunks.
  if (curl_getinfo($ch, CURLINFO_SIZE_DOWNLOAD) / 65536 > $progress_update) {
    $progress_update++;
    $progress = array(
      'current' => curl_getinfo($ch, CURLINFO_SIZE_DOWNLOAD),
      'total' => curl_getinfo($ch, CURLINFO_CONTENT_LENGTH_DOWNLOAD),
    );

    // Set a cache so that we can retrieve this value from the progress bar.
    $cid = 'filefield_transfer:' . session_id() . ':' . $options['key'];
    if ($progress['current'] != $progress['total']) {
      cache_set($cid, $progress, 'cache', time() + 300);
    }
    else {
      cache_clear_all($cid, 'cache');
    }
  }
  $data_length = 0;
  if ($fp = @fopen($options['filepath'], 'a')) {
    fwrite($fp, $data);
    fclose($fp);
    $data_length = strlen($data);
  }
  return $data_length;
}