/**
* Do the actual file save. This function is called to save the data file AND
* the metadata sidecar file.
* @param \BackupMigrate\Core\File\BackupFileReadableInterface $file
* @throws \BackupMigrate\Core\Exception\BackupMigrateException
*/
function _saveFile(BackupFileReadableInterface $file) {
// Check if the directory exists.
$this->checkDirectory();
copy($file->realpath(), $this->_idToPath($file->getFullName()));
// @TODO: use copy/unlink if the temp file and the destination do not share a stream wrapper.
}
/**
* Do the actual file save. This function is called to save the data file AND
* the metadata sidecar file.
* @param \BackupMigrate\Core\File\BackupFileReadableInterface $file
* @throws \BackupMigrate\Core\Exception\BackupMigrateException
*/
function _saveFile(BackupFileReadableInterface $file)
{
// Check if the directory exists.
$this->checkDirectory();
// @TODO Decide what the appropriate file_exists strategy should be.
file_unmanaged_move($file->realpath(), $this->confGet('directory') . $file->getFullName(), FILE_EXISTS_REPLACE);
}
/**
* {@inheritdoc}
*/
function saveFile(BackupFileReadableInterface $file)
{
// Set some default download headers.
$headers = array(array('key' => 'Content-Disposition', 'value' => 'attachment; filename="' . $file->getFullName() . '"'), array('key' => 'Cache-Control', 'value' => 'no-cache'));
// Set a mime-type header.
if ($mime = $file->getMeta('mimetype')) {
$headers[] = array('key' => 'Content-Type', 'value' => $mime);
} else {
// Get the mime type for this file if possible
$mime = 'application/octet-stream';
$mime = $this->plugins()->call('alterMime', $mime, array('ext' => $file->getExtLast()));
$headers[] = array('key' => 'Content-Type', 'value' => $mime);
}
// In some circumstances, web-servers will double compress gzipped files.
// This may help aleviate that issue by disabling mod-deflate.
if ($file->getMeta('mimetype') == 'application/x-gzip') {
if (function_exists('apache_setenv')) {
apache_setenv('no-gzip', '1');
}
$headers[] = array('key' => 'Content-Encoding', 'value' => 'gzip');
}
if ($size = $file->getMeta('filesize')) {
$headers[] = array('key' => 'Content-Length', 'value' => $size);
}
// Suppress the warning you get when the buffer is empty.
@ob_end_clean();
if ($file->openForRead()) {
foreach ($headers as $header) {
// To prevent HTTP header injection, we delete new lines that are
// not followed by a space or a tab.
// See http://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html#sec4.2
$header['value'] = preg_replace('/\\r?\\n(?!\\t| )/', '', $header['value']);
header($header['key'] . ': ' . $header['value']);
}
// Transfer file in 1024 byte chunks to save memory usage.
while ($data = $file->readBytes(1024 * 512)) {
print $data;
}
$file->close();
}
// @TODO Throw exception.
}
