nextcloud / server

apps/dav/lib/CalDAV/BirthdayCalendar/EnablePlugin.php

Indentation +98 added lines, -98 removed lines

@@ -39,102 +39,102 @@
  * @package OCA\DAV\CalDAV\BirthdayCalendar
  */
 class EnablePlugin extends ServerPlugin {
-	public const NS_Nextcloud = 'http://nextcloud.com/ns';
-
-	/**
-	 * @var IConfig
-	 */
-	protected $config;
-
-	/**
-	 * @var BirthdayService
-	 */
-	protected $birthdayService;
-
-	/**
-	 * @var Server
-	 */
-	protected $server;
-
-	/**
-	 * PublishPlugin constructor.
-	 *
-	 * @param IConfig $config
-	 * @param BirthdayService $birthdayService
-	 */
-	public function __construct(IConfig $config, BirthdayService $birthdayService) {
-		$this->config = $config;
-		$this->birthdayService = $birthdayService;
-	}
-
-	/**
-	 * This method should return a list of server-features.
-	 *
-	 * This is for example 'versioning' and is added to the DAV: header
-	 * in an OPTIONS response.
-	 *
-	 * @return string[]
-	 */
-	public function getFeatures() {
-		return ['nc-enable-birthday-calendar'];
-	}
-
-	/**
-	 * Returns a plugin name.
-	 *
-	 * Using this name other plugins will be able to access other plugins
-	 * using Sabre\DAV\Server::getPlugin
-	 *
-	 * @return string
-	 */
-	public function getPluginName() {
-		return 'nc-enable-birthday-calendar';
-	}
-
-	/**
-	 * This initializes the plugin.
-	 *
-	 * This function is called by Sabre\DAV\Server, after
-	 * addPlugin is called.
-	 *
-	 * This method should set up the required event subscriptions.
-	 *
-	 * @param Server $server
-	 */
-	public function initialize(Server $server) {
-		$this->server = $server;
-
-		$this->server->on('method:POST', [$this, 'httpPost']);
-	}
-
-	/**
-	 * We intercept this to handle POST requests on calendar homes.
-	 *
-	 * @param RequestInterface $request
-	 * @param ResponseInterface $response
-	 *
-	 * @return bool|void
-	 */
-	public function httpPost(RequestInterface $request, ResponseInterface $response) {
-		$node = $this->server->tree->getNodeForPath($this->server->getRequestUri());
-		if (!($node instanceof CalendarHome)) {
-			return;
-		}
-
-		$requestBody = $request->getBodyAsString();
-		$this->server->xml->parse($requestBody, $request->getUrl(), $documentType);
-		if ($documentType !== '{'.self::NS_Nextcloud.'}enable-birthday-calendar') {
-			return;
-		}
-
-		$principalUri = $node->getOwner();
-		$userId = substr($principalUri, 17);
-
-		$this->config->setUserValue($userId, 'dav', 'generateBirthdayCalendar', 'yes');
-		$this->birthdayService->syncUser($userId);
-
-		$this->server->httpResponse->setStatus(204);
-
-		return false;
-	}
+    public const NS_Nextcloud = 'http://nextcloud.com/ns';
+
+    /**
+     * @var IConfig
+     */
+    protected $config;
+
+    /**
+     * @var BirthdayService
+     */
+    protected $birthdayService;
+
+    /**
+     * @var Server
+     */
+    protected $server;
+
+    /**
+     * PublishPlugin constructor.
+     *
+     * @param IConfig $config
+     * @param BirthdayService $birthdayService
+     */
+    public function __construct(IConfig $config, BirthdayService $birthdayService) {
+        $this->config = $config;
+        $this->birthdayService = $birthdayService;
+    }
+
+    /**
+     * This method should return a list of server-features.
+     *
+     * This is for example 'versioning' and is added to the DAV: header
+     * in an OPTIONS response.
+     *
+     * @return string[]
+     */
+    public function getFeatures() {
+        return ['nc-enable-birthday-calendar'];
+    }
+
+    /**
+     * Returns a plugin name.
+     *
+     * Using this name other plugins will be able to access other plugins
+     * using Sabre\DAV\Server::getPlugin
+     *
+     * @return string
+     */
+    public function getPluginName() {
+        return 'nc-enable-birthday-calendar';
+    }
+
+    /**
+     * This initializes the plugin.
+     *
+     * This function is called by Sabre\DAV\Server, after
+     * addPlugin is called.
+     *
+     * This method should set up the required event subscriptions.
+     *
+     * @param Server $server
+     */
+    public function initialize(Server $server) {
+        $this->server = $server;
+
+        $this->server->on('method:POST', [$this, 'httpPost']);
+    }
+
+    /**
+     * We intercept this to handle POST requests on calendar homes.
+     *
+     * @param RequestInterface $request
+     * @param ResponseInterface $response
+     *
+     * @return bool|void
+     */
+    public function httpPost(RequestInterface $request, ResponseInterface $response) {
+        $node = $this->server->tree->getNodeForPath($this->server->getRequestUri());
+        if (!($node instanceof CalendarHome)) {
+            return;
+        }
+
+        $requestBody = $request->getBodyAsString();
+        $this->server->xml->parse($requestBody, $request->getUrl(), $documentType);
+        if ($documentType !== '{'.self::NS_Nextcloud.'}enable-birthday-calendar') {
+            return;
+        }
+
+        $principalUri = $node->getOwner();
+        $userId = substr($principalUri, 17);
+
+        $this->config->setUserValue($userId, 'dav', 'generateBirthdayCalendar', 'yes');
+        $this->birthdayService->syncUser($userId);
+
+        $this->server->httpResponse->setStatus(204);
+
+        return false;
+    }
 }

apps/dav/lib/CalDAV/Principal/Collection.php

Indentation +9 added lines, -9 removed lines

@@ -30,13 +30,13 @@
  */
 class Collection extends \Sabre\CalDAV\Principal\Collection {
 
-	/**
-	 * Returns a child object based on principal information
-	 *
-	 * @param array $principalInfo
-	 * @return User
-	 */
-	public function getChildForPrincipal(array $principalInfo) {
-		return new User($this->principalBackend, $principalInfo);
-	}
+    /**
+     * Returns a child object based on principal information
+     *
+     * @param array $principalInfo
+     * @return User
+     */
+    public function getChildForPrincipal(array $principalInfo) {
+        return new User($this->principalBackend, $principalInfo);
+    }
 }

apps/dav/lib/CalDAV/Principal/User.php

Indentation +21 added lines, -21 removed lines

@@ -30,25 +30,25 @@
  */
 class User extends \Sabre\CalDAV\Principal\User {
 
-	/**
-	 * Returns a list of ACE's for this node.
-	 *
-	 * Each ACE has the following properties:
-	 *   * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
-	 *     currently the only supported privileges
-	 *   * 'principal', a url to the principal who owns the node
-	 *   * 'protected' (optional), indicating that this ACE is not allowed to
-	 *      be updated.
-	 *
-	 * @return array
-	 */
-	public function getACL() {
-		$acl = parent::getACL();
-		$acl[] = [
-			'privilege' => '{DAV:}read',
-			'principal' => '{DAV:}authenticated',
-			'protected' => true,
-		];
-		return $acl;
-	}
+    /**
+     * Returns a list of ACE's for this node.
+     *
+     * Each ACE has the following properties:
+     *   * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
+     *     currently the only supported privileges
+     *   * 'principal', a url to the principal who owns the node
+     *   * 'protected' (optional), indicating that this ACE is not allowed to
+     *      be updated.
+     *
+     * @return array
+     */
+    public function getACL() {
+        $acl = parent::getACL();
+        $acl[] = [
+            'privilege' => '{DAV:}read',
+            'principal' => '{DAV:}authenticated',
+            'protected' => true,
+        ];
+        return $acl;
+    }
 }

apps/dav/lib/CalDAV/Outbox.php

Indentation +91 added lines, -91 removed lines

@@ -34,102 +34,102 @@
  */
 class Outbox extends \Sabre\CalDAV\Schedule\Outbox {
 
-	/** @var IConfig */
-	private $config;
+    /** @var IConfig */
+    private $config;
 
-	/** @var null|bool */
-	private $disableFreeBusy = null;
+    /** @var null|bool */
+    private $disableFreeBusy = null;
 
-	/**
-	 * Outbox constructor.
-	 *
-	 * @param IConfig $config
-	 * @param string $principalUri
-	 */
-	public function __construct(IConfig $config, string $principalUri) {
-		parent::__construct($principalUri);
-		$this->config = $config;
-	}
+    /**
+     * Outbox constructor.
+     *
+     * @param IConfig $config
+     * @param string $principalUri
+     */
+    public function __construct(IConfig $config, string $principalUri) {
+        parent::__construct($principalUri);
+        $this->config = $config;
+    }
 
-	/**
-	 * Returns a list of ACE's for this node.
-	 *
-	 * Each ACE has the following properties:
-	 *   * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
-	 *     currently the only supported privileges
-	 *   * 'principal', a url to the principal who owns the node
-	 *   * 'protected' (optional), indicating that this ACE is not allowed to
-	 *      be updated.
-	 *
-	 * @return array
-	 */
-	public function getACL() {
-		// getACL is called so frequently that we cache the config result
-		if ($this->disableFreeBusy === null) {
-			$this->disableFreeBusy = ($this->config->getAppValue('dav', 'disableFreeBusy', 'no') === 'yes');
-		}
+    /**
+     * Returns a list of ACE's for this node.
+     *
+     * Each ACE has the following properties:
+     *   * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
+     *     currently the only supported privileges
+     *   * 'principal', a url to the principal who owns the node
+     *   * 'protected' (optional), indicating that this ACE is not allowed to
+     *      be updated.
+     *
+     * @return array
+     */
+    public function getACL() {
+        // getACL is called so frequently that we cache the config result
+        if ($this->disableFreeBusy === null) {
+            $this->disableFreeBusy = ($this->config->getAppValue('dav', 'disableFreeBusy', 'no') === 'yes');
+        }
 
-		$commonAcl = [
-			[
-				'privilege' => '{DAV:}read',
-				'principal' => $this->getOwner(),
-				'protected' => true,
-			],
-			[
-				'privilege' => '{DAV:}read',
-				'principal' => $this->getOwner() . '/calendar-proxy-read',
-				'protected' => true,
-			],
-			[
-				'privilege' => '{DAV:}read',
-				'principal' => $this->getOwner() . '/calendar-proxy-write',
-				'protected' => true,
-			],
-		];
+        $commonAcl = [
+            [
+                'privilege' => '{DAV:}read',
+                'principal' => $this->getOwner(),
+                'protected' => true,
+            ],
+            [
+                'privilege' => '{DAV:}read',
+                'principal' => $this->getOwner() . '/calendar-proxy-read',
+                'protected' => true,
+            ],
+            [
+                'privilege' => '{DAV:}read',
+                'principal' => $this->getOwner() . '/calendar-proxy-write',
+                'protected' => true,
+            ],
+        ];
 
-		// schedule-send is an aggregate privilege for:
-		// - schedule-send-invite
-		// - schedule-send-reply
-		// - schedule-send-freebusy
-		//
-		// If FreeBusy is disabled, we have to remove the latter privilege
+        // schedule-send is an aggregate privilege for:
+        // - schedule-send-invite
+        // - schedule-send-reply
+        // - schedule-send-freebusy
+        //
+        // If FreeBusy is disabled, we have to remove the latter privilege
 
-		if ($this->disableFreeBusy) {
-			return array_merge($commonAcl, [
-				[
-					'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send-invite',
-					'principal' => $this->getOwner(),
-					'protected' => true,
-				],
-				[
-					'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send-invite',
-					'principal' => $this->getOwner() . '/calendar-proxy-write',
-					'protected' => true,
-				],
-				[
-					'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send-reply',
-					'principal' => $this->getOwner(),
-					'protected' => true,
-				],
-				[
-					'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send-reply',
-					'principal' => $this->getOwner() . '/calendar-proxy-write',
-					'protected' => true,
-				],
-			]);
-		}
+        if ($this->disableFreeBusy) {
+            return array_merge($commonAcl, [
+                [
+                    'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send-invite',
+                    'principal' => $this->getOwner(),
+                    'protected' => true,
+                ],
+                [
+                    'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send-invite',
+                    'principal' => $this->getOwner() . '/calendar-proxy-write',
+                    'protected' => true,
+                ],
+                [
+                    'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send-reply',
+                    'principal' => $this->getOwner(),
+                    'protected' => true,
+                ],
+                [
+                    'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send-reply',
+                    'principal' => $this->getOwner() . '/calendar-proxy-write',
+                    'protected' => true,
+                ],
+            ]);
+        }
 
-		return array_merge($commonAcl, [
-			[
-				'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send',
-				'principal' => $this->getOwner(),
-				'protected' => true,
-			],
-			[
-				'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send',
-				'principal' => $this->getOwner() . '/calendar-proxy-write',
-				'protected' => true,
-			],
-		]);
-	}
+        return array_merge($commonAcl, [
+            [
+                'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send',
+                'principal' => $this->getOwner(),
+                'protected' => true,
+            ],
+            [
+                'privilege' => '{' . CalDAVPlugin::NS_CALDAV . '}schedule-send',
+                'principal' => $this->getOwner() . '/calendar-proxy-write',
+                'protected' => true,
+            ],
+        ]);
+    }
 }

apps/dav/lib/CalDAV/Search/Xml/Filter/OffsetFilter.php

Indentation +12 added lines, -12 removed lines

@@ -32,17 +32,17 @@
 
 class OffsetFilter implements XmlDeserializable {
 
-	/**
-	 * @param Reader $reader
-	 * @throws BadRequest
-	 * @return int
-	 */
-	public static function xmlDeserialize(Reader $reader) {
-		$value = $reader->parseInnerTree();
-		if (!is_int($value) && !is_string($value)) {
-			throw new BadRequest('The {' . SearchPlugin::NS_Nextcloud . '}offset has illegal value');
-		}
+    /**
+     * @param Reader $reader
+     * @throws BadRequest
+     * @return int
+     */
+    public static function xmlDeserialize(Reader $reader) {
+        $value = $reader->parseInnerTree();
+        if (!is_int($value) && !is_string($value)) {
+            throw new BadRequest('The {' . SearchPlugin::NS_Nextcloud . '}offset has illegal value');
+        }
 
-		return (int)$value;
-	}
+        return (int)$value;
+    }
 }

apps/dav/lib/CalDAV/Search/Xml/Filter/LimitFilter.php

Indentation +12 added lines, -12 removed lines

@@ -32,17 +32,17 @@
 
 class LimitFilter implements XmlDeserializable {
 
-	/**
-	 * @param Reader $reader
-	 * @throws BadRequest
-	 * @return int
-	 */
-	public static function xmlDeserialize(Reader $reader) {
-		$value = $reader->parseInnerTree();
-		if (!is_int($value) && !is_string($value)) {
-			throw new BadRequest('The {' . SearchPlugin::NS_Nextcloud . '}limit has illegal value');
-		}
+    /**
+     * @param Reader $reader
+     * @throws BadRequest
+     * @return int
+     */
+    public static function xmlDeserialize(Reader $reader) {
+        $value = $reader->parseInnerTree();
+        if (!is_int($value) && !is_string($value)) {
+            throw new BadRequest('The {' . SearchPlugin::NS_Nextcloud . '}limit has illegal value');
+        }
 
-		return (int)$value;
-	}
+        return (int)$value;
+    }
 }

apps/dav/lib/CardDAV/Xml/Groups.php

Indentation +14 added lines, -14 removed lines

@@ -27,21 +27,21 @@
 use Sabre\Xml\XmlSerializable;
 
 class Groups implements XmlSerializable {
-	public const NS_OWNCLOUD = 'http://owncloud.org/ns';
+    public const NS_OWNCLOUD = 'http://owncloud.org/ns';
 
-	/** @var string[] of TYPE:CHECKSUM */
-	private $groups;
+    /** @var string[] of TYPE:CHECKSUM */
+    private $groups;
 
-	/**
-	 * @param string $groups
-	 */
-	public function __construct($groups) {
-		$this->groups = $groups;
-	}
+    /**
+     * @param string $groups
+     */
+    public function __construct($groups) {
+        $this->groups = $groups;
+    }
 
-	public function xmlSerialize(Writer $writer) {
-		foreach ($this->groups as $group) {
-			$writer->writeElement('{' . self::NS_OWNCLOUD . '}group', $group);
-		}
-	}
+    public function xmlSerialize(Writer $writer) {
+        foreach ($this->groups as $group) {
+            $writer->writeElement('{' . self::NS_OWNCLOUD . '}group', $group);
+        }
+    }
 }

apps/dav/lib/CardDAV/AddressBookRoot.php

Indentation +37 added lines, -37 removed lines

@@ -29,45 +29,45 @@
 
 class AddressBookRoot extends \Sabre\CardDAV\AddressBookRoot {
 
-	/** @var PluginManager */
-	private $pluginManager;
+    /** @var PluginManager */
+    private $pluginManager;
 
-	/**
-	 * @param \Sabre\DAVACL\PrincipalBackend\BackendInterface $principalBackend
-	 * @param \Sabre\CardDAV\Backend\BackendInterface $carddavBackend
-	 * @param string $principalPrefix
-	 */
-	public function __construct(\Sabre\DAVACL\PrincipalBackend\BackendInterface $principalBackend,
-								\Sabre\CardDAV\Backend\BackendInterface $carddavBackend,
-								PluginManager $pluginManager,
-								$principalPrefix = 'principals') {
-		parent::__construct($principalBackend, $carddavBackend, $principalPrefix);
-		$this->pluginManager = $pluginManager;
-	}
+    /**
+     * @param \Sabre\DAVACL\PrincipalBackend\BackendInterface $principalBackend
+     * @param \Sabre\CardDAV\Backend\BackendInterface $carddavBackend
+     * @param string $principalPrefix
+     */
+    public function __construct(\Sabre\DAVACL\PrincipalBackend\BackendInterface $principalBackend,
+                                \Sabre\CardDAV\Backend\BackendInterface $carddavBackend,
+                                PluginManager $pluginManager,
+                                $principalPrefix = 'principals') {
+        parent::__construct($principalBackend, $carddavBackend, $principalPrefix);
+        $this->pluginManager = $pluginManager;
+    }
 
-	/**
-	 * This method returns a node for a principal.
-	 *
-	 * The passed array contains principal information, and is guaranteed to
-	 * at least contain a uri item. Other properties may or may not be
-	 * supplied by the authentication backend.
-	 *
-	 * @param array $principal
-	 *
-	 * @return \Sabre\DAV\INode
-	 */
-	public function getChildForPrincipal(array $principal) {
-		return new UserAddressBooks($this->carddavBackend, $principal['uri'], $this->pluginManager);
-	}
+    /**
+     * This method returns a node for a principal.
+     *
+     * The passed array contains principal information, and is guaranteed to
+     * at least contain a uri item. Other properties may or may not be
+     * supplied by the authentication backend.
+     *
+     * @param array $principal
+     *
+     * @return \Sabre\DAV\INode
+     */
+    public function getChildForPrincipal(array $principal) {
+        return new UserAddressBooks($this->carddavBackend, $principal['uri'], $this->pluginManager);
+    }
 
-	public function getName() {
-		if ($this->principalPrefix === 'principals') {
-			return parent::getName();
-		}
-		// Grabbing all the components of the principal path.
-		$parts = explode('/', $this->principalPrefix);
+    public function getName() {
+        if ($this->principalPrefix === 'principals') {
+            return parent::getName();
+        }
+        // Grabbing all the components of the principal path.
+        $parts = explode('/', $this->principalPrefix);
 
-		// We are only interested in the second part.
-		return $parts[1];
-	}
+        // We are only interested in the second part.
+        return $parts[1];
+    }
 }

apps/dav/lib/CardDAV/UserAddressBooks.php

Indentation +78 added lines, -78 removed lines

@@ -41,82 +41,82 @@
 
 class UserAddressBooks extends \Sabre\CardDAV\AddressBookHome {
 
-	/** @var IL10N */
-	protected $l10n;
-
-	/** @var IConfig */
-	protected $config;
-
-	/** @var PluginManager */
-	private $pluginManager;
-
-	public function __construct(Backend\BackendInterface $carddavBackend,
-								string $principalUri,
-								PluginManager $pluginManager) {
-		parent::__construct($carddavBackend, $principalUri);
-		$this->pluginManager = $pluginManager;
-	}
-
-	/**
-	 * Returns a list of address books
-	 *
-	 * @return IAddressBook[]
-	 */
-	public function getChildren() {
-		if ($this->l10n === null) {
-			$this->l10n = \OC::$server->getL10N('dav');
-		}
-		if ($this->config === null) {
-			$this->config = \OC::$server->getConfig();
-		}
-
-		$addressBooks = $this->carddavBackend->getAddressBooksForUser($this->principalUri);
-		/** @var IAddressBook[] $objects */
-		$objects = array_map(function (array $addressBook) {
-			if ($addressBook['principaluri'] === 'principals/system/system') {
-				return new SystemAddressbook($this->carddavBackend, $addressBook, $this->l10n, $this->config);
-			}
-
-			return new AddressBook($this->carddavBackend, $addressBook, $this->l10n);
-		}, $addressBooks);
-		/** @var IAddressBook[][] $objectsFromPlugins */
-		$objectsFromPlugins = array_map(function (IAddressBookProvider $plugin): array {
-			return $plugin->fetchAllForAddressBookHome($this->principalUri);
-		}, $this->pluginManager->getAddressBookPlugins());
-
-		return array_merge($objects, ...$objectsFromPlugins);
-	}
-
-	public function createExtendedCollection($name, MkCol $mkCol) {
-		if (ExternalAddressBook::doesViolateReservedName($name)) {
-			throw new MethodNotAllowed('The resource you tried to create has a reserved name');
-		}
-
-		parent::createExtendedCollection($name, $mkCol);
-	}
-
-	/**
-	 * Returns a list of ACE's for this node.
-	 *
-	 * Each ACE has the following properties:
-	 *   * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
-	 *     currently the only supported privileges
-	 *   * 'principal', a url to the principal who owns the node
-	 *   * 'protected' (optional), indicating that this ACE is not allowed to
-	 *      be updated.
-	 *
-	 * @return array
-	 */
-	public function getACL() {
-		$acl = parent::getACL();
-		if ($this->principalUri === 'principals/system/system') {
-			$acl[] = [
-				'privilege' => '{DAV:}read',
-				'principal' => '{DAV:}authenticated',
-				'protected' => true,
-			];
-		}
-
-		return $acl;
-	}
+    /** @var IL10N */
+    protected $l10n;
+
+    /** @var IConfig */
+    protected $config;
+
+    /** @var PluginManager */
+    private $pluginManager;
+
+    public function __construct(Backend\BackendInterface $carddavBackend,
+                                string $principalUri,
+                                PluginManager $pluginManager) {
+        parent::__construct($carddavBackend, $principalUri);
+        $this->pluginManager = $pluginManager;
+    }
+
+    /**
+     * Returns a list of address books
+     *
+     * @return IAddressBook[]
+     */
+    public function getChildren() {
+        if ($this->l10n === null) {
+            $this->l10n = \OC::$server->getL10N('dav');
+        }
+        if ($this->config === null) {
+            $this->config = \OC::$server->getConfig();
+        }
+
+        $addressBooks = $this->carddavBackend->getAddressBooksForUser($this->principalUri);
+        /** @var IAddressBook[] $objects */
+        $objects = array_map(function (array $addressBook) {
+            if ($addressBook['principaluri'] === 'principals/system/system') {
+                return new SystemAddressbook($this->carddavBackend, $addressBook, $this->l10n, $this->config);
+            }
+
+            return new AddressBook($this->carddavBackend, $addressBook, $this->l10n);
+        }, $addressBooks);
+        /** @var IAddressBook[][] $objectsFromPlugins */
+        $objectsFromPlugins = array_map(function (IAddressBookProvider $plugin): array {
+            return $plugin->fetchAllForAddressBookHome($this->principalUri);
+        }, $this->pluginManager->getAddressBookPlugins());
+
+        return array_merge($objects, ...$objectsFromPlugins);
+    }
+
+    public function createExtendedCollection($name, MkCol $mkCol) {
+        if (ExternalAddressBook::doesViolateReservedName($name)) {
+            throw new MethodNotAllowed('The resource you tried to create has a reserved name');
+        }
+
+        parent::createExtendedCollection($name, $mkCol);
+    }
+
+    /**
+     * Returns a list of ACE's for this node.
+     *
+     * Each ACE has the following properties:
+     *   * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
+     *     currently the only supported privileges
+     *   * 'principal', a url to the principal who owns the node
+     *   * 'protected' (optional), indicating that this ACE is not allowed to
+     *      be updated.
+     *
+     * @return array
+     */
+    public function getACL() {
+        $acl = parent::getACL();
+        if ($this->principalUri === 'principals/system/system') {
+            $acl[] = [
+                'privilege' => '{DAV:}read',
+                'principal' => '{DAV:}authenticated',
+                'protected' => true,
+            ];
+        }
+
+        return $acl;
+    }
 }