mirror of
https://github.com/nuxsmin/sysPass.git
synced 2026-03-03 07:04:07 +01:00
144 lines
3.6 KiB
PHP
144 lines
3.6 KiB
PHP
<?php
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/**
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* sysPass
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*
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* @author nuxsmin
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* @link http://syspass.org
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* @copyright 2012-2017, Rubén Domínguez nuxsmin@$syspass.org
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*
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* This file is part of sysPass.
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*
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* sysPass is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* sysPass is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with sysPass. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace SP\Import;
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use SP\Core\Exceptions\SPException;
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/**
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* Class XmlFileImport
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*
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* @package Import
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*/
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class XmlFileImport
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{
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/**
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* @var FileImport
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*/
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protected $FileImport;
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/**
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* @var \DOMDocument
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*/
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protected $xmlDOM;
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/**
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* XmlFileImport constructor.
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*
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* @param FileImport $FileImport
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*/
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public function __construct(FileImport $FileImport)
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{
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$this->FileImport = $FileImport;
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}
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/**
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* Detectar la aplicación que generó el XML.
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*
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* @throws SPException
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*/
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public function detectXMLFormat()
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{
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$this->readXMLFile();
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$tags = $this->xmlDOM->getElementsByTagName('Generator');
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/** @var \DOMElement[] $tags */
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foreach ($tags as $tag) {
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if ($tag->nodeValue === 'KeePass' || $tag->nodeValue === 'sysPass') {
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return strtolower($tag->nodeValue);
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}
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}
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if ($xmlApp = $this->parseFileHeader()) {
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switch ($xmlApp) {
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case 'keepassx_database':
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return 'keepassx';
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case 'revelationdata':
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return 'revelation';
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default:
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break;
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}
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} else {
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throw new SPException(
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__('Archivo XML no soportado', false), SPException::CRITICAL, __('No es posible detectar la aplicación que exportó los datos', false)
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);
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}
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return '';
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}
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/**
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* Leer el archivo a un objeto XML.
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*
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* @throws SPException
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*/
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protected function readXMLFile()
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{
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// Cargar el XML con DOM
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$this->xmlDOM = new \DOMDocument();
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if ($this->xmlDOM->load($this->FileImport->getTmpFile()) === false) {
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throw new SPException(
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__('Error interno', false), SPException::CRITICAL, __('No es posible procesar el archivo XML', false)
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);
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}
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}
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/**
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* Leer la cabecera del archivo XML y obtener patrones de aplicaciones conocidas.
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*
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* @return bool
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*/
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protected function parseFileHeader()
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{
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$handle = @fopen($this->FileImport->getTmpFile(), 'r');
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$headersRegex = '/(KEEPASSX_DATABASE|revelationdata)/i';
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if ($handle) {
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// No. de líneas a leer como máximo
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$maxLines = 5;
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$count = 0;
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while (($buffer = fgets($handle, 4096)) !== false && $count <= $maxLines) {
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if (preg_match($headersRegex, $buffer, $app)) {
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fclose($handle);
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return strtolower($app[0]);
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}
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$count++;
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}
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fclose($handle);
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}
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return false;
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}
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/**
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* @return \DOMDocument
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*/
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public function getXmlDOM()
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{
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return $this->xmlDOM;
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}
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} |