nextcloud/lib/private/Settings/Manager.php

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<?php
/**
* @copyright Copyright (c) 2016 Arthur Schiwon <blizzz@arthur-schiwon.de>
*
* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OC\Settings;
use OCP\AppFramework\QueryException;
use OCP\Encryption\IManager as EncryptionManager;
use OCP\IConfig;
use OCP\IDBConnection;
use OCP\IL10N;
use OCP\ILogger;
use OCP\IUserManager;
use OCP\Settings\ISettings;
use OCP\Settings\IManager;
use OCP\Settings\ISection;
class Manager implements IManager {
const TABLE_ADMIN_SETTINGS = 'admin_settings';
const TABLE_ADMIN_SECTIONS = 'admin_sections';
/** @var ILogger */
/** @var ILogger */
private $log;
/** @var IDBConnection */
private $dbc;
/** @var IL10N */
private $l;
/** @var IConfig */
private $config;
/** @var EncryptionManager */
private $encryptionManager;
/** @var IUserManager */
private $userManager;
public function __construct(
ILogger $log,
IDBConnection $dbc,
IL10N $l,
IConfig $config,
EncryptionManager $encryptionManager,
IUserManager $userManager
) {
$this->log = $log;
$this->dbc = $dbc;
$this->l = $l;
$this->config = $config;
$this->encryptionManager = $encryptionManager;
$this->userManager = $userManager;
}
/**
* @inheritdoc
*/
public function setupSettings(array $settings) {
if(isset($settings[IManager::KEY_ADMIN_SECTION])) {
$this->setupAdminSection($settings[IManager::KEY_ADMIN_SECTION]);
}
if(isset($settings[IManager::KEY_ADMIN_SETTINGS])) {
$this->setupAdminSettings($settings[IManager::KEY_ADMIN_SETTINGS]);
}
}
private function setupAdminSection($sectionClassName) {
if(!class_exists($sectionClassName)) {
$this->log->debug('Could not find admin section class ' . $sectionClassName);
return;
}
try {
$section = $this->query($sectionClassName);
} catch (QueryException $e) {
// cancel
return;
}
if(!$section instanceof ISection) {
$this->log->error(
'Admin section instance must implement \OCP\ISection. Invalid class: {class}',
['class' => $sectionClassName]
);
return;
}
if(!$this->hasAdminSection(get_class($section))) {
$this->addAdminSection($section);
} else {
$this->updateAdminSection($section);
}
}
private function addAdminSection(ISection $section) {
$this->add(self::TABLE_ADMIN_SECTIONS, [
'id' => $section->getID(),
'class' => get_class($section),
'priority' => $section->getPriority(),
]);
}
private function addAdminSettings(ISettings $settings) {
$this->add(self::TABLE_ADMIN_SETTINGS, [
'class' => get_class($settings),
'section' => $settings->getSection(),
'priority' => $settings->getPriority(),
]);
}
private function add($table, $values) {
$query = $this->dbc->getQueryBuilder();
$values = array_map(function($value) use ($query) {
return $query->createNamedParameter($value);
}, $values);
$query->insert($table)->values($values);
$query->execute();
}
private function updateAdminSettings(ISettings $settings) {
$this->update(
self::TABLE_ADMIN_SETTINGS,
'class',
get_class($settings),
[
'section' => $settings->getSection(),
'priority' => $settings->getPriority(),
]
);
}
private function updateAdminSection(ISection $section) {
$this->update(
self::TABLE_ADMIN_SECTIONS,
'class',
get_class($section),
[
'id' => $section->getID(),
'priority' => $section->getPriority(),
]
);
}
private function update($table, $idCol, $id, $values) {
$query = $this->dbc->getQueryBuilder();
$query->update($table);
foreach($values as $key => $value) {
$query->set($key, $query->createNamedParameter($value));
}
$query
->where($query->expr()->eq($idCol, $query->createParameter($idCol)))
->setParameter($idCol, $id)
->execute();
}
/**
* @param string $className
* @return bool
*/
private function hasAdminSection($className) {
return $this->has(self::TABLE_ADMIN_SECTIONS, $className);
}
/**
* @param string $className
* @return bool
*/
private function hasAdminSettings($className) {
return $this->has(self::TABLE_ADMIN_SETTINGS, $className);
}
private function has($table, $className) {
$query = $this->dbc->getQueryBuilder();
$query->select('class')
->from($table)
->where($query->expr()->eq('class', $query->createNamedParameter($className)))
->setMaxResults(1);
$result = $query->execute();
$row = $result->fetch();
$result->closeCursor();
return (bool) $row;
}
private function setupAdminSettings($settingsClassName) {
if(!class_exists($settingsClassName)) {
$this->log->debug('Could not find admin section class ' . $settingsClassName);
return;
}
try {
/** @var ISettings $settings */
$settings = $this->query($settingsClassName);
} catch (QueryException $e) {
// cancel
return;
}
if(!$settings instanceof ISettings) {
$this->log->error(
'Admin section instance must implement \OCP\ISection. Invalid class: {class}',
['class' => $settingsClassName]
);
return;
}
if(!$this->hasAdminSettings(get_class($settings))) {
$this->addAdminSettings($settings);
} else {
$this->updateAdminSettings($settings);
}
}
private function query($className) {
try {
return \OC::$server->query($className);
} catch (QueryException $e) {
$this->log->logException($e);
throw $e;
}
}
/**
* returns a list of the admin sections
*
* @return ISection[]
*/
public function getAdminSections() {
$query = $this->dbc->getQueryBuilder();
$query->select(['class', 'priority'])
->from(self::TABLE_ADMIN_SECTIONS);
// built-in sections
$sections = [
0 => [new Section('server', $this->l->t('Server Settings'), 0)],
5 => [new Section('sharing', $this->l->t('Sharing'), 0)],
2016-08-11 20:03:43 +03:00
15 => [new Section('collaboration', $this->l->t('Collaboration'), 0)],
45 => [new Section('encryption', $this->l->t('Encryption'), 0)],
90 => [new Section('logging', $this->l->t('Logging'), 0)],
98 => [new Section('additional', $this->l->t('Additional Settings'), 0)],
99 => [new Section('tips-tricks', $this->l->t('Tips & Tricks'), 0)],
];
$result = $query->execute();
while($row = $result->fetch()) {
if(!isset($sections[$row['priority']])) {
$sections[$row['priority']] = [];
}
try {
$sections[$row['priority']][] = $this->query($row['class']);
} catch (QueryException $e) {
// skip
}
}
$result->closeCursor();
ksort($sections);
return $sections;
}
private function getBuiltInAdminSettings($section) {
$forms = [];
try {
if($section === 'server') {
/** @var ISettings $form */
$form = new Admin\Server($this->dbc, $this->config);
$forms[$form->getPriority()] = [$form];
}
if($section === 'encryption') {
/** @var ISettings $form */
$form = new Admin\Encryption($this->encryptionManager, $this->userManager);
$forms[$form->getPriority()] = [$form];
}
if($section === 'sharing') {
/** @var ISettings $form */
$form = new Admin\Sharing($this->config);
$forms[$form->getPriority()] = [$form];
}
if($section === 'logging') {
/** @var ISettings $form */
$form = new Admin\Logging($this->config);
$forms[$form->getPriority()] = [$form];
}
if($section === 'tips-tricks') {
/** @var ISettings $form */
$form = new Admin\TipsTricks($this->config);
$forms[$form->getPriority()] = [$form];
}
} catch (QueryException $e) {
// skip
}
return $forms;
}
private function getAdminSettingsFromDB($section, &$settings) {
$query = $this->dbc->getQueryBuilder();
$query->select(['class', 'priority'])
->from(self::TABLE_ADMIN_SETTINGS)
->where($query->expr()->eq('section', $this->dbc->getQueryBuilder()->createParameter('section')))
->setParameter('section', $section);
$result = $query->execute();
while($row = $result->fetch()) {
if(!isset($settings[$row['priority']])) {
$settings[$row['priority']] = [];
}
try {
$settings[$row['priority']][] = $this->query($row['class']);
} catch (QueryException $e) {
// skip
}
}
$result->closeCursor();
ksort($settings);
}
public function getAdminSettings($section) {
$settings = $this->getBuiltInAdminSettings($section);
$this->getAdminSettingsFromDB($section, $settings);
return $settings;
}
}