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<?php
class ControllerToolBackup extends Controller {
public function index() {
$this->load->language('tool/backup');
$this->document->setTitle($this->language->get('heading_title'));
if (isset($this->session->data['error'])) {
$data['error_warning'] = $this->session->data['error'];
unset($this->session->data['error']);
} else {
$data['error_warning'] = '';
}
$data['breadcrumbs'] = array();
$data['breadcrumbs'][] = array(
'text' => $this->language->get('text_home'),
'href' => $this->url->link('common/dashboard', 'user_token=' . $this->session->data['user_token'], true)
);
$data['breadcrumbs'][] = array(
'text' => $this->language->get('heading_title'),
'href' => $this->url->link('tool/backup', 'user_token=' . $this->session->data['user_token'], true)
);
$data['user_token'] = $this->session->data['user_token'];
$data['export'] = $this->url->link('tool/backup/export', 'user_token=' . $this->session->data['user_token'], true);
$this->load->model('tool/backup');
$data['tables'] = $this->model_tool_backup->getTables();
$data['header'] = $this->load->controller('common/header');
$data['column_left'] = $this->load->controller('common/column_left');
$data['footer'] = $this->load->controller('common/footer');
$this->response->setOutput($this->load->view('tool/backup', $data));
}
public function import() {
$this->load->language('tool/backup');
$json = array();
if (!$this->user->hasPermission('modify', 'tool/backup')) {
$json['error'] = $this->language->get('error_permission');
}
if (isset($this->request->files['import']['tmp_name']) && is_uploaded_file($this->request->files['import']['tmp_name'])) {
$filename = tempnam(DIR_UPLOAD, 'bac');
move_uploaded_file($this->request->files['import']['tmp_name'], $filename);
} elseif (isset($this->request->get['import'])) {
$filename = html_entity_decode($this->request->get['import'], ENT_QUOTES, 'UTF-8');
} else {
$filename = '';
}
if (!is_file($filename)) {
$json['error'] = $this->language->get('error_file');
}
if (isset($this->request->get['position'])) {
$position = $this->request->get['position'];
} else {
$position = 0;
}
if (!$json) {
// We set $i so we can batch execute the queries rather than do them all at once.
$i = 0;
$start = false;
$handle = fopen($filename, 'r');
fseek($handle, $position, SEEK_SET);
while (!feof($handle) && ($i < 100)) {
$position = ftell($handle);
$line = fgets($handle, 1000000);
if (substr($line, 0, 14) == 'TRUNCATE TABLE' || substr($line, 0, 11) == 'INSERT INTO') {
$sql = '';
$start = true;
}
if ($i > 0 && (substr($line, 0, 24) == 'TRUNCATE TABLE `oc_user`' || substr($line, 0, 30) == 'TRUNCATE TABLE `oc_user_group`')) {
fseek($handle, $position, SEEK_SET);
break;
}
if ($start) {
$sql .= $line;
}
if ($start && substr($line, -2) == ";\n") {
$this->db->query(substr($sql, 0, strlen($sql) -2));
$start = false;
}
$i++;
}
$position = ftell($handle);
$size = filesize($filename);
$json['total'] = round(($position / $size) * 100);
if ($position && !feof($handle)) {
$json['next'] = str_replace('&', '&', $this->url->link('tool/backup/import', 'user_token=' . $this->session->data['user_token'] . '&import=' . $filename . '&position=' . $position, true));
fclose($handle);
} else {
fclose($handle);
unlink($filename);
$json['success'] = $this->language->get('text_success');
$this->cache->delete('*');
}
}
$this->response->addHeader('Content-Type: application/json');
$this->response->setOutput(json_encode($json));
}
public function export() {
$this->load->language('tool/backup');
if (!isset($this->request->post['backup'])) {
$this->session->data['error'] = $this->language->get('error_export');
$this->response->redirect($this->url->link('tool/backup', 'user_token=' . $this->session->data['user_token'], true));
} elseif (!$this->user->hasPermission('modify', 'tool/backup')) {
$this->session->data['error'] = $this->language->get('error_permission');
$this->response->redirect($this->url->link('tool/backup', 'user_token=' . $this->session->data['user_token'], true));
} else {
$this->response->addheader('Pragma: public');
$this->response->addheader('Expires: 0');
$this->response->addheader('Content-Description: File Transfer');
$this->response->addheader('Content-Type: application/octet-stream');
$this->response->addheader('Content-Disposition: attachment; filename="' . DB_DATABASE . '_' . date('Y-m-d_H-i-s', time()) . '_backup.sql"');
$this->response->addheader('Content-Transfer-Encoding: binary');
$this->load->model('tool/backup');
$this->response->setOutput($this->model_tool_backup->backup($this->request->post['backup']));
}
}
}
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