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- <?php
- /**
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- *
- * @author Andreas Fischer <bantu@owncloud.com>
- * @author Christoph Wurst <christoph@owncloud.com>
- * @author Lukas Reschke <lukas@statuscode.ch>
- * @author Morris Jobke <hey@morrisjobke.de>
- * @author Thomas Müller <thomas.mueller@tmit.eu>
- *
- * @license AGPL-3.0
- *
- * This code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License, version 3,
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License, version 3,
- * along with this program. If not, see <http://www.gnu.org/licenses/>
- *
- */
- namespace OC\App;
- use OCP\IURLGenerator;
- class InfoParser {
- /** @var IURLGenerator */
- private $urlGenerator;
- /**
- * @param IURLGenerator $urlGenerator
- */
- public function __construct(IURLGenerator $urlGenerator) {
- $this->urlGenerator = $urlGenerator;
- }
- /**
- * @param string $file the xml file to be loaded
- * @return null|array where null is an indicator for an error
- */
- public function parse($file) {
- if (!file_exists($file)) {
- return null;
- }
- libxml_use_internal_errors(true);
- $loadEntities = libxml_disable_entity_loader(false);
- $xml = simplexml_load_file($file);
- libxml_disable_entity_loader($loadEntities);
- if ($xml == false) {
- libxml_clear_errors();
- return null;
- }
- $array = $this->xmlToArray($xml);
- if (is_null($array)) {
- return null;
- }
- if (!array_key_exists('info', $array)) {
- $array['info'] = [];
- }
- if (!array_key_exists('remote', $array)) {
- $array['remote'] = [];
- }
- if (!array_key_exists('public', $array)) {
- $array['public'] = [];
- }
- if (!array_key_exists('types', $array)) {
- $array['types'] = [];
- }
- if (!array_key_exists('repair-steps', $array)) {
- $array['repair-steps'] = [];
- }
- if (!array_key_exists('install', $array['repair-steps'])) {
- $array['repair-steps']['install'] = [];
- }
- if (!array_key_exists('pre-migration', $array['repair-steps'])) {
- $array['repair-steps']['pre-migration'] = [];
- }
- if (!array_key_exists('post-migration', $array['repair-steps'])) {
- $array['repair-steps']['post-migration'] = [];
- }
- if (!array_key_exists('live-migration', $array['repair-steps'])) {
- $array['repair-steps']['live-migration'] = [];
- }
- if (!array_key_exists('uninstall', $array['repair-steps'])) {
- $array['repair-steps']['uninstall'] = [];
- }
- if (!array_key_exists('background-jobs', $array)) {
- $array['background-jobs'] = [];
- }
- if (!array_key_exists('two-factor-providers', $array)) {
- $array['two-factor-providers'] = [];
- }
- if (array_key_exists('documentation', $array) && is_array($array['documentation'])) {
- foreach ($array['documentation'] as $key => $url) {
- // If it is not an absolute URL we assume it is a key
- // i.e. admin-ldap will get converted to go.php?to=admin-ldap
- if (!$this->isHTTPURL($url)) {
- $url = $this->urlGenerator->linkToDocs($url);
- }
- $array['documentation'][$key] = $url;
- }
- }
- if (array_key_exists('types', $array)) {
- if (is_array($array['types'])) {
- foreach ($array['types'] as $type => $v) {
- unset($array['types'][$type]);
- if (is_string($type)) {
- $array['types'][] = $type;
- }
- }
- } else {
- $array['types'] = [];
- }
- }
- if (isset($array['repair-steps']['install']['step']) && is_array($array['repair-steps']['install']['step'])) {
- $array['repair-steps']['install'] = $array['repair-steps']['install']['step'];
- }
- if (isset($array['repair-steps']['pre-migration']['step']) && is_array($array['repair-steps']['pre-migration']['step'])) {
- $array['repair-steps']['pre-migration'] = $array['repair-steps']['pre-migration']['step'];
- }
- if (isset($array['repair-steps']['post-migration']['step']) && is_array($array['repair-steps']['post-migration']['step'])) {
- $array['repair-steps']['post-migration'] = $array['repair-steps']['post-migration']['step'];
- }
- if (isset($array['repair-steps']['live-migration']['step']) && is_array($array['repair-steps']['live-migration']['step'])) {
- $array['repair-steps']['live-migration'] = $array['repair-steps']['live-migration']['step'];
- }
- if (isset($array['repair-steps']['uninstall']['step']) && is_array($array['repair-steps']['uninstall']['step'])) {
- $array['repair-steps']['uninstall'] = $array['repair-steps']['uninstall']['step'];
- }
- if (isset($array['background-jobs']['job']) && is_array($array['background-jobs']['job'])) {
- $array['background-jobs'] = $array['background-jobs']['job'];
- }
- return $array;
- }
- /**
- * @param \SimpleXMLElement $xml
- * @return array
- */
- function xmlToArray($xml) {
- if (!$xml->children()) {
- return (string)$xml;
- }
- $array = [];
- foreach ($xml->children() as $element => $node) {
- $totalElement = count($xml->{$element});
- if (!isset($array[$element])) {
- $array[$element] = $totalElement > 1 ? [] : "";
- }
- /** @var \SimpleXMLElement $node */
- // Has attributes
- if ($attributes = $node->attributes()) {
- $data = [
- '@attributes' => [],
- ];
- if (!count($node->children())){
- $value = (string)$node;
- if (!empty($value)) {
- $data['@value'] = (string)$node;
- }
- } else {
- $data = array_merge($data, $this->xmlToArray($node));
- }
- foreach ($attributes as $attr => $value) {
- $data['@attributes'][$attr] = (string)$value;
- }
- if ($totalElement > 1) {
- $array[$element][] = $data;
- } else {
- $array[$element] = $data;
- }
- // Just a value
- } else {
- if ($totalElement > 1) {
- $array[$element][] = $this->xmlToArray($node);
- } else {
- $array[$element] = $this->xmlToArray($node);
- }
- }
- }
- return $array;
- }
- private function isHTTPURL($url) {
- return stripos($url, 'https://') === 0 || stripos($url, 'http://') === 0;
- }
- }
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