$zipfile->store('yacs/' . $file, Safe::filemtime($file_path . $file), $content);
}
// to be included in tar file as well
$all_files[] = $file_path . $file;
} else {
$context['text'] .= BR . 'cannot read ' . $file_path . $file;
}
// avoid timeouts
if (!($index++ % 50)) {
Safe::set_time_limit(30);
SQL::ping();
}
}
// save the zipfile
if ($handle = Safe::fopen($context['path_to_root'] . $file_name . '.zip', 'wb')) {
fwrite($handle, $zipfile->get());
fclose($handle);
$context['text'] .= BR . Skin::build_link($file_name . '.zip', $file_name . '.zip', 'basic');
}
// start the tar file
include_once '../included/tar.php';
$tarfile = new Archive_Tar($context['path_to_root'] . $file_name . '.tgz');
// extend the tar file as well
if ($tarfile->createModify($all_files, '', $file_path)) {
$context['text'] .= BR . Skin::build_link($file_name . '.tgz', $file_name . '.tgz', 'basic');
}
$context['text'] .= "</p>\n";
// display the execution time
$time = round(get_micro_time() - $context['start_time'], 2);
$context['text'] .= '<p>' . sprintf(i18n::s('Script terminated in %.2f seconds.'), $time) . '</p>';
// forward to the index page
$items = Files::list_by_date_for_anchor($type . ':' . $id, 0, 20, 'raw');
}
// archive each file
$file_path = $context['path_to_root'] . Files::get_path($type . ':' . $id);
foreach ($items as $id => $attributes) {
// read file content
if ($content = Safe::file_get_contents($file_path . '/' . $attributes['file_name'], 'rb')) {
// add the binary data
$zipfile->deflate($attributes['file_name'], Safe::filemtime($file_path . '/' . $attributes['file_name']), $content);
}
}
//
// transfer to the user agent
//
// send the archive content
if ($archive = $zipfile->get()) {
// suggest a download
Safe::header('Content-Type: application/octet-stream');
// suggest a name for the saved file
$file_name = utf8::to_ascii($item['title']) . '.zip';
Safe::header('Content-Disposition: attachment; filename="' . str_replace('"', '', $file_name) . '"');
// file size
Safe::header('Content-Length: ' . strlen($archive));
// already encoded
Safe::header('Content-Transfer-Encoding: binary');
// enable 30-minute caching (30*60 = 1800), even through https, to help IE on download
http::expire(1800);
// strong validator
$etag = '"' . md5($archive) . '"';
// manage web cache
if (http::validate(NULL, $etag)) {
// read file content
if (($content = Safe::file_get_contents($file_prefix . $file)) !== FALSE) {
// store binary data
$zipfile->store($file, Safe::filemtime($file_prefix . $file), $content);
// avoid timeouts
if (!($index++ % 50)) {
Safe::set_time_limit(30);
SQL::ping();
}
}
}
// suggest a download
Safe::header('Content-Type: application/zip');
Safe::header('Content-Disposition: attachment; filename="backup_' . $context['skin'] . '.zip"');
// send the archive content
echo $zipfile->get();
// do not allow for regular rendering
return;
// no file
} else {
$context['text'] .= BR . i18n::s('No item has been found.') . '</p>' . "\n";
}
// select the operation to perform
} else {
// the splash label
$context['text'] .= '<p>' . i18n::s('Please select the action to perform.') . "</p>\n";
// backup
$context['text'] .= Skin::build_block(i18n::s('Backup database content'), 'title');
// introductory text
$context['text'] .= '<p>' . i18n::s('This script will generate SQL statements necessary to rebuild your database from scratch. Please file it at your computer for backup purpose.') . "</p>\n";
// backup optimization