/**
* Extract all files to the given directory.
*
* @param $directory
* @return mixed
*/
public function extractTo($directory)
{
$this->archive->openForRead(true);
$result = $this->extractAllToDirectory($directory);
$this->archive->close();
return $result;
}
/**
* {@inheritdoc}
*/
function saveFile(BackupFileReadableInterface $file)
{
$stream_uri = $this->confGet('streamuri');
if ($fp_out = fopen($stream_uri, 'w')) {
$file->openForRead();
while ($data = $file->readBytes(1024 * 512)) {
fwrite($fp_out, $data);
}
fclose($fp_out);
$file->close();
} else {
throw new \Exception("Cannot open the file {$stream_uri} for writing");
}
}
/**
* {@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.
}
/**
* Import to this source from the given backup file. This is the main restore
* function for this source.
*
* @param \BackupMigrate\Core\File\BackupFileReadableInterface $file
* The file to read the backup from. It will not be opened for reading
* @return bool|int
*/
public function importFromFile(BackupFileReadableInterface $file)
{
$num = 0;
if ($conn = $this->_getConnection()) {
// Open (or rewind) the file.
$file->openForRead();
// Read one line at a time and run the query.
while ($line = $this->_readSQLCommand($file)) {
// if (_backup_migrate_check_timeout()) {
// return FALSE;
// }
if ($line) {
// Execute the sql query from the file.
$conn->query($line);
$num++;
}
}
// Close the file, we're done reading it.
$file->close();
}
return $num;
}
/**
* {@inheritdoc}
*/
function saveFile(BackupFileReadableInterface $file)
{
$out = array();
// Quick and dirty way to html format this output
if ($this->confGet('format') == 'html') {
print '<pre>';
}
// Output the metadata
if ($this->confGet('showmeta')) {
print "---------------------\n";
print "Metadata: \n";
print_r($file->getMetaAll());
print "---------------------\n";
}
// Output the body
if ($this->confGet('showbody')) {
print "---------------------\n";
print "Body: \n";
$max = $this->confGet('maxbody');
$chunk = min($max, 1024);
if ($file->openForRead()) {
// Transfer file in 1024 byte chunks to save memory usage.
while ($max > 0 && ($data = $file->readBytes($chunk))) {
print $data;
$max -= $chunk;
}
$file->close();
}
print "---------------------\n";
}
// Quick and dirty way to html format this output
if ($this->confGet('format') == 'html') {
print '</pre>';
}
exit;
}
/**
* BZip encode a file.
*
* @param \BackupMigrate\Core\File\BackupFileReadableInterface $from
* @param \BackupMigrate\Core\File\BackupFileWritableInterface $to
* @return bool
*/
protected function _bzipEncode(BackupFileReadableInterface $from, BackupFileWritableInterface $to)
{
$success = FALSE;
if (!$success && function_exists("bzopen")) {
if (($fp_out = bzopen($to->realpath(), 'w')) && $from->openForRead()) {
while ($data = $from->readBytes(1024 * 512)) {
bzwrite($fp_out, $data);
}
$success = TRUE;
$from->close();
bzclose($fp_out);
}
}
return $success;
}
