Passed
Push — master ( 3459ff...e5cacc )
by Morris
14:42 queued 01:42
created

InfoParser::isNavigationItem()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 2
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 1
eloc 1
nc 1
nop 1
dl 0
loc 2
rs 10
c 0
b 0
f 0
1
<?php
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/**
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 * @copyright Copyright (c) 2016, ownCloud, Inc.
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 * @copyright Copyright (c) 2016, Lukas Reschke <[email protected]>
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 *
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 * @author Andreas Fischer <[email protected]>
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 * @author Arthur Schiwon <[email protected]>
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 * @author Christoph Wurst <[email protected]>
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 * @author Joas Schilling <[email protected]>
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 * @author Lukas Reschke <[email protected]>
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 * @author Morris Jobke <[email protected]>
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 * @author Roeland Jago Douma <[email protected]>
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 * @author Thomas Müller <[email protected]>
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 *
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 * @license AGPL-3.0
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 *
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 * This code is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU Affero General Public License, version 3,
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 * as published by the Free Software Foundation.
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 *
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 * This program 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 Affero General Public License for more details.
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 *
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 * You should have received a copy of the GNU Affero General Public License, version 3,
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 * along with this program.  If not, see <http://www.gnu.org/licenses/>
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 *
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 */
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namespace OC\App;
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use OCP\ICache;
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class InfoParser {
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	/** @var \OCP\ICache|null */
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	private $cache;
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	/**
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	 * @param ICache|null $cache
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	 */
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	public function __construct(ICache $cache = null) {
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		$this->cache = $cache;
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	}
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	/**
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	 * @param string $file the xml file to be loaded
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	 * @return null|array where null is an indicator for an error
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	 */
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	public function parse($file) {
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		if (!file_exists($file)) {
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			return null;
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		}
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		if ($this->cache !== null) {
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			$fileCacheKey = $file . filemtime($file);
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			if ($cachedValue = $this->cache->get($fileCacheKey)) {
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				return json_decode($cachedValue, true);
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			}
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		}
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		libxml_use_internal_errors(true);
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		$loadEntities = libxml_disable_entity_loader(false);
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		$xml = simplexml_load_file($file);
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		libxml_disable_entity_loader($loadEntities);
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		if ($xml === false) {
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			libxml_clear_errors();
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			return null;
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		}
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		$array = $this->xmlToArray($xml);
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		if (is_null($array)) {
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			return null;
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		}
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		if (!array_key_exists('info', $array)) {
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			$array['info'] = [];
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		}
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		if (!array_key_exists('remote', $array)) {
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			$array['remote'] = [];
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		}
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		if (!array_key_exists('public', $array)) {
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			$array['public'] = [];
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		}
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		if (!array_key_exists('types', $array)) {
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			$array['types'] = [];
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		}
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		if (!array_key_exists('repair-steps', $array)) {
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			$array['repair-steps'] = [];
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		}
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		if (!array_key_exists('install', $array['repair-steps'])) {
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			$array['repair-steps']['install'] = [];
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		}
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		if (!array_key_exists('pre-migration', $array['repair-steps'])) {
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			$array['repair-steps']['pre-migration'] = [];
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		}
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		if (!array_key_exists('post-migration', $array['repair-steps'])) {
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			$array['repair-steps']['post-migration'] = [];
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		}
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		if (!array_key_exists('live-migration', $array['repair-steps'])) {
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			$array['repair-steps']['live-migration'] = [];
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		}
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		if (!array_key_exists('uninstall', $array['repair-steps'])) {
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			$array['repair-steps']['uninstall'] = [];
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		}
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		if (!array_key_exists('background-jobs', $array)) {
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			$array['background-jobs'] = [];
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		}
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		if (!array_key_exists('two-factor-providers', $array)) {
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			$array['two-factor-providers'] = [];
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		}
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		if (!array_key_exists('commands', $array)) {
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			$array['commands'] = [];
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		}
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		if (!array_key_exists('activity', $array)) {
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			$array['activity'] = [];
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		}
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		if (!array_key_exists('filters', $array['activity'])) {
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			$array['activity']['filters'] = [];
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		}
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		if (!array_key_exists('settings', $array['activity'])) {
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			$array['activity']['settings'] = [];
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		}
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		if (!array_key_exists('providers', $array['activity'])) {
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			$array['activity']['providers'] = [];
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		}
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		if (!array_key_exists('settings', $array)) {
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			$array['settings'] = [];
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		}
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		if (!array_key_exists('admin', $array['settings'])) {
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			$array['settings']['admin'] = [];
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		}
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		if (!array_key_exists('admin-section', $array['settings'])) {
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			$array['settings']['admin-section'] = [];
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		}
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		if (!array_key_exists('personal', $array['settings'])) {
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			$array['settings']['personal'] = [];
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		}
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		if (!array_key_exists('personal-section', $array['settings'])) {
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			$array['settings']['personal-section'] = [];
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		}
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		if (array_key_exists('types', $array)) {
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			if (is_array($array['types'])) {
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				foreach ($array['types'] as $type => $v) {
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					unset($array['types'][$type]);
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					if (is_string($type)) {
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						$array['types'][] = $type;
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					}
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				}
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			} else {
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				$array['types'] = [];
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			}
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		}
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		if (isset($array['repair-steps']['install']['step']) && is_array($array['repair-steps']['install']['step'])) {
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			$array['repair-steps']['install'] = $array['repair-steps']['install']['step'];
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		}
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		if (isset($array['repair-steps']['pre-migration']['step']) && is_array($array['repair-steps']['pre-migration']['step'])) {
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			$array['repair-steps']['pre-migration'] = $array['repair-steps']['pre-migration']['step'];
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		}
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		if (isset($array['repair-steps']['post-migration']['step']) && is_array($array['repair-steps']['post-migration']['step'])) {
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			$array['repair-steps']['post-migration'] = $array['repair-steps']['post-migration']['step'];
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		}
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		if (isset($array['repair-steps']['live-migration']['step']) && is_array($array['repair-steps']['live-migration']['step'])) {
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			$array['repair-steps']['live-migration'] = $array['repair-steps']['live-migration']['step'];
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		}
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		if (isset($array['repair-steps']['uninstall']['step']) && is_array($array['repair-steps']['uninstall']['step'])) {
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			$array['repair-steps']['uninstall'] = $array['repair-steps']['uninstall']['step'];
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		}
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		if (isset($array['background-jobs']['job']) && is_array($array['background-jobs']['job'])) {
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			$array['background-jobs'] = $array['background-jobs']['job'];
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		}
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		if (isset($array['commands']['command']) && is_array($array['commands']['command'])) {
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			$array['commands'] = $array['commands']['command'];
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		}
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		if (isset($array['two-factor-providers']['provider']) && is_array($array['two-factor-providers']['provider'])) {
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			$array['two-factor-providers'] = $array['two-factor-providers']['provider'];
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		}
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		if (isset($array['activity']['filters']['filter']) && is_array($array['activity']['filters']['filter'])) {
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			$array['activity']['filters'] = $array['activity']['filters']['filter'];
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		}
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		if (isset($array['activity']['settings']['setting']) && is_array($array['activity']['settings']['setting'])) {
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			$array['activity']['settings'] = $array['activity']['settings']['setting'];
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		}
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		if (isset($array['activity']['providers']['provider']) && is_array($array['activity']['providers']['provider'])) {
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			$array['activity']['providers'] = $array['activity']['providers']['provider'];
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		}
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		if (isset($array['collaboration']['collaborators']['searchPlugins']['searchPlugin'])
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			&& is_array($array['collaboration']['collaborators']['searchPlugins']['searchPlugin'])
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			&& !isset($array['collaboration']['collaborators']['searchPlugins']['searchPlugin']['class'])
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		) {
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			$array['collaboration']['collaborators']['searchPlugins'] = $array['collaboration']['collaborators']['searchPlugins']['searchPlugin'];
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		}
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		if (isset($array['settings']['admin']) && !is_array($array['settings']['admin'])) {
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			$array['settings']['admin'] = [$array['settings']['admin']];
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		}
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		if (isset($array['settings']['admin-section']) && !is_array($array['settings']['admin-section'])) {
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			$array['settings']['admin-section'] = [$array['settings']['admin-section']];
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		}
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		if (isset($array['settings']['personal']) && !is_array($array['settings']['personal'])) {
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			$array['settings']['personal'] = [$array['settings']['personal']];
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		}
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		if (isset($array['settings']['personal-section']) && !is_array($array['settings']['personal-section'])) {
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			$array['settings']['personal-section'] = [$array['settings']['personal-section']];
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		}
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		if (isset($array['navigations']['navigation']) && $this->isNavigationItem($array['navigations']['navigation'])) {
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			$array['navigations']['navigation'] = [$array['navigations']['navigation']];
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		}
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		if ($this->cache !== null) {
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			$this->cache->set($fileCacheKey, json_encode($array));
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		}
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		return $array;
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	}
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	/**
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	 * @param $data
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	 * @return bool
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	 */
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	private function isNavigationItem($data): bool {
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		return isset($data['name'], $data['route']);
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	}
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	/**
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	 * @param \SimpleXMLElement $xml
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	 * @return array
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	 */
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	public function xmlToArray($xml) {
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		if (!$xml->children()) {
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			return (string)$xml;
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		}
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		$array = [];
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		foreach ($xml->children() as $element => $node) {
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			$totalElement = count($xml->{$element});
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			if (!isset($array[$element])) {
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				$array[$element] = $totalElement > 1 ? [] : "";
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			}
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			/** @var \SimpleXMLElement $node */
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			// Has attributes
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			if ($attributes = $node->attributes()) {
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				$data = [
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					'@attributes' => [],
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				];
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				if (!count($node->children())){
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					$value = (string)$node;
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					if (!empty($value)) {
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						$data['@value'] = (string)$node;
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					}
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				} else {
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					$data = array_merge($data, $this->xmlToArray($node));
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				}
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				foreach ($attributes as $attr => $value) {
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					$data['@attributes'][$attr] = (string)$value;
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				}
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				if ($totalElement > 1) {
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					$array[$element][] = $data;
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				} else {
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					$array[$element] = $data;
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				}
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				// Just a value
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			} else {
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				if ($totalElement > 1) {
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					$array[$element][] = $this->xmlToArray($node);
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				} else {
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					$array[$element] = $this->xmlToArray($node);
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				}
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			}
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		}
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		return $array;
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	}
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}
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