nextcloud / server

apps/dav/lib/CalDAV/Activity/Setting/Todo.php

Indentation +59 added lines, -59 removed lines

@@ -27,72 +27,72 @@
 
 class Todo implements ISetting {
 
-	/** @var IL10N */
-	protected $l;
+    /** @var IL10N */
+    protected $l;
 
-	/**
-	 * @param IL10N $l
-	 */
-	public function __construct(IL10N $l) {
-		$this->l = $l;
-	}
+    /**
+     * @param IL10N $l
+     */
+    public function __construct(IL10N $l) {
+        $this->l = $l;
+    }
 
-	/**
-	 * @return string Lowercase a-z and underscore only identifier
-	 * @since 11.0.0
-	 */
-	public function getIdentifier() {
-		return 'calendar_todo';
-	}
+    /**
+     * @return string Lowercase a-z and underscore only identifier
+     * @since 11.0.0
+     */
+    public function getIdentifier() {
+        return 'calendar_todo';
+    }
 
-	/**
-	 * @return string A translated string
-	 * @since 11.0.0
-	 */
-	public function getName() {
-		return $this->l->t('A calendar <strong>todo</strong> was modified');
-	}
+    /**
+     * @return string A translated string
+     * @since 11.0.0
+     */
+    public function getName() {
+        return $this->l->t('A calendar <strong>todo</strong> was modified');
+    }
 
-	/**
-	 * @return int whether the filter should be rather on the top or bottom of
-	 * the admin section. The filters are arranged in ascending order of the
-	 * priority values. It is required to return a value between 0 and 100.
-	 * @since 11.0.0
-	 */
-	public function getPriority() {
-		return 50;
-	}
+    /**
+     * @return int whether the filter should be rather on the top or bottom of
+     * the admin section. The filters are arranged in ascending order of the
+     * priority values. It is required to return a value between 0 and 100.
+     * @since 11.0.0
+     */
+    public function getPriority() {
+        return 50;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the stream
-	 * @since 11.0.0
-	 */
-	public function canChangeStream() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the stream
+     * @since 11.0.0
+     */
+    public function canChangeStream() {
+        return true;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the stream
-	 * @since 11.0.0
-	 */
-	public function isDefaultEnabledStream() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the stream
+     * @since 11.0.0
+     */
+    public function isDefaultEnabledStream() {
+        return true;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the mail
-	 * @since 11.0.0
-	 */
-	public function canChangeMail() {
-		return true;
-	}
+    /**
+     * @return bool True when the option can be changed for the mail
+     * @since 11.0.0
+     */
+    public function canChangeMail() {
+        return true;
+    }
 
-	/**
-	 * @return bool True when the option can be changed for the stream
-	 * @since 11.0.0
-	 */
-	public function isDefaultEnabledMail() {
-		return false;
-	}
+    /**
+     * @return bool True when the option can be changed for the stream
+     * @since 11.0.0
+     */
+    public function isDefaultEnabledMail() {
+        return false;
+    }
 }
 

apps/dav/lib/CalDAV/Publishing/PublishPlugin.php

Indentation +189 added lines, -189 removed lines

@@ -34,194 +34,194 @@
 use OCP\IConfig;
 
 class PublishPlugin extends ServerPlugin {
-	const NS_CALENDARSERVER = 'http://calendarserver.org/ns/';
-
-	/**
-	 * Reference to SabreDAV server object.
-	 *
-	 * @var \Sabre\DAV\Server
-	 */
-	protected $server;
-
-	/**
-	 * Config instance to get instance secret.
-	 *
-	 * @var IConfig
-	 */
-	protected $config;
-
-	/**
-	 * URL Generator for absolute URLs.
-	 *
-	 * @var IURLGenerator
-	 */
-	protected $urlGenerator;
-
-	/**
-	 * PublishPlugin constructor.
-	 *
-	 * @param IConfig $config
-	 * @param IURLGenerator $urlGenerator
-	 */
-	public function __construct(IConfig $config, IURLGenerator $urlGenerator) {
-		$this->config = $config;
-		$this->urlGenerator = $urlGenerator;
-	}
-
-	/**
-	 * 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() {
-		// May have to be changed to be detected
-		return ['oc-calendar-publishing', 'calendarserver-sharing'];
-	}
-
-	/**
-	 * 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 'oc-calendar-publishing';
-	}
-
-	/**
-	 * 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']);
-		$this->server->on('propFind',    [$this, 'propFind']);
-	}
-
-	public function propFind(PropFind $propFind, INode $node) {
-		if ($node instanceof Calendar) {
-			$propFind->handle('{'.self::NS_CALENDARSERVER.'}publish-url', function () use ($node) {
-				if ($node->getPublishStatus()) {
-					// We return the publish-url only if the calendar is published.
-					$token = $node->getPublishStatus();
-					$publishUrl = $this->urlGenerator->getAbsoluteURL($this->server->getBaseUri().'public-calendars/').$token;
-
-					return new Publisher($publishUrl, true);
-				}
-			});
-
-			$propFind->handle('{'.self::NS_CALENDARSERVER.'}allowed-sharing-modes', function() use ($node) {
-				return new AllowedSharingModes(!$node->isSubscription(), !$node->isSubscription());
-			});
-		}
-	}
-
-	/**
-	 * We intercept this to handle POST requests on calendars.
-	 *
-	 * @param RequestInterface $request
-	 * @param ResponseInterface $response
-	 *
-	 * @return void|bool
-	 */
-	public function httpPost(RequestInterface $request, ResponseInterface $response) {
-		$path = $request->getPath();
-
-		// Only handling xml
-		$contentType = $request->getHeader('Content-Type');
-		if (strpos($contentType, 'application/xml') === false && strpos($contentType, 'text/xml') === false) {
-			return;
-		}
-
-		// Making sure the node exists
-		try {
-			$node = $this->server->tree->getNodeForPath($path);
-		} catch (NotFound $e) {
-			return;
-		}
-
-		$requestBody = $request->getBodyAsString();
-
-		// If this request handler could not deal with this POST request, it
-		// will return 'null' and other plugins get a chance to handle the
-		// request.
-		//
-		// However, we already requested the full body. This is a problem,
-		// because a body can only be read once. This is why we preemptively
-		// re-populated the request body with the existing data.
-		$request->setBody($requestBody);
-
-		$this->server->xml->parse($requestBody, $request->getUrl(), $documentType);
-
-		switch ($documentType) {
-
-			case '{'.self::NS_CALENDARSERVER.'}publish-calendar' :
-
-			// We can only deal with IShareableCalendar objects
-			if (!$node instanceof Calendar) {
-				return;
-			}
-			$this->server->transactionType = 'post-publish-calendar';
-
-			// Getting ACL info
-			$acl = $this->server->getPlugin('acl');
-
-			// If there's no ACL support, we allow everything
-			if ($acl) {
-				$acl->checkPrivileges($path, '{DAV:}write');
-			}
-
-			$node->setPublishStatus(true);
-
-			// iCloud sends back the 202, so we will too.
-			$response->setStatus(202);
-
-			// Adding this because sending a response body may cause issues,
-			// and I wanted some type of indicator the response was handled.
-			$response->setHeader('X-Sabre-Status', 'everything-went-well');
-
-			// Breaking the event chain
-			return false;
-
-			case '{'.self::NS_CALENDARSERVER.'}unpublish-calendar' :
-
-			// We can only deal with IShareableCalendar objects
-			if (!$node instanceof Calendar) {
-				return;
-			}
-			$this->server->transactionType = 'post-unpublish-calendar';
-
-			// Getting ACL info
-			$acl = $this->server->getPlugin('acl');
-
-			// If there's no ACL support, we allow everything
-			if ($acl) {
-				$acl->checkPrivileges($path, '{DAV:}write');
-			}
-
-			$node->setPublishStatus(false);
-
-			$response->setStatus(200);
-
-			// Adding this because sending a response body may cause issues,
-			// and I wanted some type of indicator the response was handled.
-			$response->setHeader('X-Sabre-Status', 'everything-went-well');
-
-			// Breaking the event chain
-			return false;
+    const NS_CALENDARSERVER = 'http://calendarserver.org/ns/';
+
+    /**
+     * Reference to SabreDAV server object.
+     *
+     * @var \Sabre\DAV\Server
+     */
+    protected $server;
+
+    /**
+     * Config instance to get instance secret.
+     *
+     * @var IConfig
+     */
+    protected $config;
+
+    /**
+     * URL Generator for absolute URLs.
+     *
+     * @var IURLGenerator
+     */
+    protected $urlGenerator;
+
+    /**
+     * PublishPlugin constructor.
+     *
+     * @param IConfig $config
+     * @param IURLGenerator $urlGenerator
+     */
+    public function __construct(IConfig $config, IURLGenerator $urlGenerator) {
+        $this->config = $config;
+        $this->urlGenerator = $urlGenerator;
+    }
+
+    /**
+     * 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() {
+        // May have to be changed to be detected
+        return ['oc-calendar-publishing', 'calendarserver-sharing'];
+    }
+
+    /**
+     * 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 'oc-calendar-publishing';
+    }
+
+    /**
+     * 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']);
+        $this->server->on('propFind',    [$this, 'propFind']);
+    }
+
+    public function propFind(PropFind $propFind, INode $node) {
+        if ($node instanceof Calendar) {
+            $propFind->handle('{'.self::NS_CALENDARSERVER.'}publish-url', function () use ($node) {
+                if ($node->getPublishStatus()) {
+                    // We return the publish-url only if the calendar is published.
+                    $token = $node->getPublishStatus();
+                    $publishUrl = $this->urlGenerator->getAbsoluteURL($this->server->getBaseUri().'public-calendars/').$token;
+
+                    return new Publisher($publishUrl, true);
+                }
+            });
+
+            $propFind->handle('{'.self::NS_CALENDARSERVER.'}allowed-sharing-modes', function() use ($node) {
+                return new AllowedSharingModes(!$node->isSubscription(), !$node->isSubscription());
+            });
+        }
+    }
+
+    /**
+     * We intercept this to handle POST requests on calendars.
+     *
+     * @param RequestInterface $request
+     * @param ResponseInterface $response
+     *
+     * @return void|bool
+     */
+    public function httpPost(RequestInterface $request, ResponseInterface $response) {
+        $path = $request->getPath();
+
+        // Only handling xml
+        $contentType = $request->getHeader('Content-Type');
+        if (strpos($contentType, 'application/xml') === false && strpos($contentType, 'text/xml') === false) {
+            return;
+        }
+
+        // Making sure the node exists
+        try {
+            $node = $this->server->tree->getNodeForPath($path);
+        } catch (NotFound $e) {
+            return;
+        }
+
+        $requestBody = $request->getBodyAsString();
+
+        // If this request handler could not deal with this POST request, it
+        // will return 'null' and other plugins get a chance to handle the
+        // request.
+        //
+        // However, we already requested the full body. This is a problem,
+        // because a body can only be read once. This is why we preemptively
+        // re-populated the request body with the existing data.
+        $request->setBody($requestBody);
+
+        $this->server->xml->parse($requestBody, $request->getUrl(), $documentType);
+
+        switch ($documentType) {
+
+            case '{'.self::NS_CALENDARSERVER.'}publish-calendar' :
+
+            // We can only deal with IShareableCalendar objects
+            if (!$node instanceof Calendar) {
+                return;
+            }
+            $this->server->transactionType = 'post-publish-calendar';
+
+            // Getting ACL info
+            $acl = $this->server->getPlugin('acl');
+
+            // If there's no ACL support, we allow everything
+            if ($acl) {
+                $acl->checkPrivileges($path, '{DAV:}write');
+            }
+
+            $node->setPublishStatus(true);
+
+            // iCloud sends back the 202, so we will too.
+            $response->setStatus(202);
+
+            // Adding this because sending a response body may cause issues,
+            // and I wanted some type of indicator the response was handled.
+            $response->setHeader('X-Sabre-Status', 'everything-went-well');
+
+            // Breaking the event chain
+            return false;
+
+            case '{'.self::NS_CALENDARSERVER.'}unpublish-calendar' :
+
+            // We can only deal with IShareableCalendar objects
+            if (!$node instanceof Calendar) {
+                return;
+            }
+            $this->server->transactionType = 'post-unpublish-calendar';
+
+            // Getting ACL info
+            $acl = $this->server->getPlugin('acl');
+
+            // If there's no ACL support, we allow everything
+            if ($acl) {
+                $acl->checkPrivileges($path, '{DAV:}write');
+            }
+
+            $node->setPublishStatus(false);
+
+            $response->setStatus(200);
+
+            // Adding this because sending a response body may cause issues,
+            // and I wanted some type of indicator the response was handled.
+            $response->setHeader('X-Sabre-Status', 'everything-went-well');
+
+            // Breaking the event chain
+            return false;
 
-		}
-	}
+        }
+    }
 }

apps/dav/lib/CalDAV/Publishing/Xml/Publisher.php

Indentation +50 added lines, -50 removed lines

@@ -26,58 +26,58 @@
 
 class Publisher implements XmlSerializable {
 
-	/**
-	 * @var string $publishUrl
-	 */
-	protected $publishUrl;
+    /**
+     * @var string $publishUrl
+     */
+    protected $publishUrl;
 
-	/**
-	 * @var boolean $isPublished
-	 */
-	protected $isPublished;
+    /**
+     * @var boolean $isPublished
+     */
+    protected $isPublished;
 
-	/**
-	 * @param string $publishUrl
-	 * @param boolean $isPublished
-	 */
-	function __construct($publishUrl, $isPublished) {
-		$this->publishUrl = $publishUrl;
-		$this->isPublished = $isPublished;
-	}
+    /**
+     * @param string $publishUrl
+     * @param boolean $isPublished
+     */
+    function __construct($publishUrl, $isPublished) {
+        $this->publishUrl = $publishUrl;
+        $this->isPublished = $isPublished;
+    }
 
-	/**
-	 * @return string
-	 */
-	function getValue() {
-		return $this->publishUrl;
-	}
+    /**
+     * @return string
+     */
+    function getValue() {
+        return $this->publishUrl;
+    }
 
-	/**
-	 * The xmlSerialize metod is called during xml writing.
-	 *
-	 * Use the $writer argument to write its own xml serialization.
-	 *
-	 * An important note: do _not_ create a parent element. Any element
-	 * implementing XmlSerializble should only ever write what's considered
-	 * its 'inner xml'.
-	 *
-	 * The parent of the current element is responsible for writing a
-	 * containing element.
-	 *
-	 * This allows serializers to be re-used for different element names.
-	 *
-	 * If you are opening new elements, you must also close them again.
-	 *
-	 * @param Writer $writer
-	 * @return void
-	 */
-	function xmlSerialize(Writer $writer) {
-		if (!$this->isPublished) {
-			// for pre-publish-url
-			$writer->write($this->publishUrl);
-		} else {
-			// for publish-url
-			$writer->writeElement('{DAV:}href', $this->publishUrl);
-		}
-	}
+    /**
+     * The xmlSerialize metod is called during xml writing.
+     *
+     * Use the $writer argument to write its own xml serialization.
+     *
+     * An important note: do _not_ create a parent element. Any element
+     * implementing XmlSerializble should only ever write what's considered
+     * its 'inner xml'.
+     *
+     * The parent of the current element is responsible for writing a
+     * containing element.
+     *
+     * This allows serializers to be re-used for different element names.
+     *
+     * If you are opening new elements, you must also close them again.
+     *
+     * @param Writer $writer
+     * @return void
+     */
+    function xmlSerialize(Writer $writer) {
+        if (!$this->isPublished) {
+            // for pre-publish-url
+            $writer->write($this->publishUrl);
+        } else {
+            // for publish-url
+            $writer->writeElement('{DAV:}href', $this->publishUrl);
+        }
+    }
 }

apps/dav/lib/CardDAV/AddressBookImpl.php

Indentation +251 added lines, -251 removed lines

@@ -34,255 +34,255 @@
 
 class AddressBookImpl implements IAddressBook {
 
-	/** @var CardDavBackend */
-	private $backend;
-
-	/** @var array */
-	private $addressBookInfo;
-
-	/** @var AddressBook */
-	private $addressBook;
-
-	/** @var IURLGenerator */
-	private $urlGenerator;
-
-	/**
-	 * AddressBookImpl constructor.
-	 *
-	 * @param AddressBook $addressBook
-	 * @param array $addressBookInfo
-	 * @param CardDavBackend $backend
-	 * @param IUrlGenerator $urlGenerator
-	 */
-	public function __construct(
-			AddressBook $addressBook,
-			array $addressBookInfo,
-			CardDavBackend $backend,
-			IURLGenerator $urlGenerator) {
-
-		$this->addressBook = $addressBook;
-		$this->addressBookInfo = $addressBookInfo;
-		$this->backend = $backend;
-		$this->urlGenerator = $urlGenerator;
-	}
-
-	/**
-	 * @return string defining the technical unique key
-	 * @since 5.0.0
-	 */
-	public function getKey() {
-		return $this->addressBookInfo['id'];
-	}
-
-	/**
-	 * In comparison to getKey() this function returns a human readable (maybe translated) name
-	 *
-	 * @return mixed
-	 * @since 5.0.0
-	 */
-	public function getDisplayName() {
-		return $this->addressBookInfo['{DAV:}displayname'];
-	}
-
-	/**
-	 * @param string $pattern which should match within the $searchProperties
-	 * @param array $searchProperties defines the properties within the query pattern should match
-	 * @param array $options - for future use. One should always have options!
-	 * @return array an array of contacts which are arrays of key-value-pairs
-	 * @since 5.0.0
-	 */
-	public function search($pattern, $searchProperties, $options) {
-		$results = $this->backend->search($this->getKey(), $pattern, $searchProperties);
-
-		$vCards = [];
-		foreach ($results as $result) {
-			$vCards[] = $this->vCard2Array($result['uri'], $this->readCard($result['carddata']));
-		}
-
-		return $vCards;
-	}
-
-	/**
-	 * @param array $properties this array if key-value-pairs defines a contact
-	 * @return array an array representing the contact just created or updated
-	 * @since 5.0.0
-	 */
-	public function createOrUpdate($properties) {
-		$update = false;
-		if (!isset($properties['URI'])) { // create a new contact
-			$uid = $this->createUid();
-			$uri = $uid . '.vcf';
-			$vCard = $this->createEmptyVCard($uid);
-		} else { // update existing contact
-			$uri = $properties['URI'];
-			$vCardData = $this->backend->getCard($this->getKey(), $uri);
-			$vCard = $this->readCard($vCardData['carddata']);
-			$update = true;
-		}
-
-		foreach ($properties as $key => $value) {
-			$vCard->$key = $vCard->createProperty($key, $value);
-		}
-
-		if ($update) {
-			$this->backend->updateCard($this->getKey(), $uri, $vCard->serialize());
-		} else {
-			$this->backend->createCard($this->getKey(), $uri, $vCard->serialize());
-		}
-
-		return $this->vCard2Array($uri, $vCard);
-
-	}
-
-	/**
-	 * @return mixed
-	 * @since 5.0.0
-	 */
-	public function getPermissions() {
-		$permissions = $this->addressBook->getACL();
-		$result = 0;
-		foreach ($permissions as $permission) {
-			switch($permission['privilege']) {
-				case '{DAV:}read':
-					$result |= Constants::PERMISSION_READ;
-					break;
-				case '{DAV:}write':
-					$result |= Constants::PERMISSION_CREATE;
-					$result |= Constants::PERMISSION_UPDATE;
-					break;
-				case '{DAV:}all':
-					$result |= Constants::PERMISSION_ALL;
-					break;
-			}
-		}
-
-		return $result;
-	}
-
-	/**
-	 * @param object $id the unique identifier to a contact
-	 * @return bool successful or not
-	 * @since 5.0.0
-	 */
-	public function delete($id) {
-		$uri = $this->backend->getCardUri($id);
-		return $this->backend->deleteCard($this->addressBookInfo['id'], $uri);
-	}
-
-	/**
-	 * read vCard data into a vCard object
-	 *
-	 * @param string $cardData
-	 * @return VCard
-	 */
-	protected function readCard($cardData) {
-		return  Reader::read($cardData);
-	}
-
-	/**
-	 * create UID for contact
-	 *
-	 * @return string
-	 */
-	protected function createUid() {
-		do {
-			$uid = $this->getUid();
-			$contact = $this->backend->getContact($this->getKey(), $uid . '.vcf');
-		} while (!empty($contact));
-
-		return $uid;
-	}
-
-	/**
-	 * getUid is only there for testing, use createUid instead
-	 */
-	protected function getUid() {
-		return UUIDUtil::getUUID();
-	}
-
-	/**
-	 * create empty vcard
-	 *
-	 * @param string $uid
-	 * @return VCard
-	 */
-	protected function createEmptyVCard($uid) {
-		$vCard = new VCard();
-		$vCard->UID = $uid;
-		return $vCard;
-	}
-
-	/**
-	 * create array with all vCard properties
-	 *
-	 * @param string $uri
-	 * @param VCard $vCard
-	 * @return array
-	 */
-	protected function vCard2Array($uri, VCard $vCard) {
-		$result = [
-			'URI' => $uri,
-		];
-
-		foreach ($vCard->children() as $property) {
-			if ($property->name === 'PHOTO' && $property->getValueType() === 'BINARY') {
-				$url = $this->urlGenerator->getAbsoluteURL(
-					$this->urlGenerator->linkTo('', 'remote.php') . '/dav/');
-				$url .= implode('/', [
-					'addressbooks',
-					substr($this->addressBookInfo['principaluri'], 11), //cut off 'principals/'
-					$this->addressBookInfo['uri'],
-					$uri
-				]) . '?photo';
-
-				$result['PHOTO'] = 'VALUE=uri:' . $url;
-
-			} else if ($property->name === 'X-SOCIALPROFILE') {
-				$type = $this->getTypeFromProperty($property);
-
-				// Type is the social network, when it's empty we don't need this.
-				if ($type !== null) {
-					if (!isset($result[$property->name])) {
-						$result[$property->name] = [];
-					}
-					$result[$property->name][$type] = $property->getValue();
-				}
-
-			// The following properties can be set multiple times
-			} else if (in_array($property->name, ['CLOUD', 'EMAIL', 'IMPP', 'TEL', 'URL'])) {
-				if (!isset($result[$property->name])) {
-					$result[$property->name] = [];
-				}
-
-				$result[$property->name][] = $property->getValue();
-
-			} else {
-				$result[$property->name] = $property->getValue();
-			}
-		}
-
-		if ($this->addressBookInfo['principaluri'] === 'principals/system/system' &&
-			$this->addressBookInfo['uri'] === 'system') {
-			$result['isLocalSystemBook'] = true;
-		}
-		return $result;
-	}
-
-	/**
-	 * Get the type of the current property
-	 *
-	 * @param Property $property
-	 * @return null|string
-	 */
-	protected function getTypeFromProperty(Property $property) {
-		$parameters = $property->parameters();
-		// Type is the social network, when it's empty we don't need this.
-		if (isset($parameters['TYPE'])) {
-			/** @var \Sabre\VObject\Parameter $type */
-			$type = $parameters['TYPE'];
-			return $type->getValue();
-		}
-
-		return null;
-	}
+    /** @var CardDavBackend */
+    private $backend;
+
+    /** @var array */
+    private $addressBookInfo;
+
+    /** @var AddressBook */
+    private $addressBook;
+
+    /** @var IURLGenerator */
+    private $urlGenerator;
+
+    /**
+     * AddressBookImpl constructor.
+     *
+     * @param AddressBook $addressBook
+     * @param array $addressBookInfo
+     * @param CardDavBackend $backend
+     * @param IUrlGenerator $urlGenerator
+     */
+    public function __construct(
+            AddressBook $addressBook,
+            array $addressBookInfo,
+            CardDavBackend $backend,
+            IURLGenerator $urlGenerator) {
+
+        $this->addressBook = $addressBook;
+        $this->addressBookInfo = $addressBookInfo;
+        $this->backend = $backend;
+        $this->urlGenerator = $urlGenerator;
+    }
+
+    /**
+     * @return string defining the technical unique key
+     * @since 5.0.0
+     */
+    public function getKey() {
+        return $this->addressBookInfo['id'];
+    }
+
+    /**
+     * In comparison to getKey() this function returns a human readable (maybe translated) name
+     *
+     * @return mixed
+     * @since 5.0.0
+     */
+    public function getDisplayName() {
+        return $this->addressBookInfo['{DAV:}displayname'];
+    }
+
+    /**
+     * @param string $pattern which should match within the $searchProperties
+     * @param array $searchProperties defines the properties within the query pattern should match
+     * @param array $options - for future use. One should always have options!
+     * @return array an array of contacts which are arrays of key-value-pairs
+     * @since 5.0.0
+     */
+    public function search($pattern, $searchProperties, $options) {
+        $results = $this->backend->search($this->getKey(), $pattern, $searchProperties);
+
+        $vCards = [];
+        foreach ($results as $result) {
+            $vCards[] = $this->vCard2Array($result['uri'], $this->readCard($result['carddata']));
+        }
+
+        return $vCards;
+    }
+
+    /**
+     * @param array $properties this array if key-value-pairs defines a contact
+     * @return array an array representing the contact just created or updated
+     * @since 5.0.0
+     */
+    public function createOrUpdate($properties) {
+        $update = false;
+        if (!isset($properties['URI'])) { // create a new contact
+            $uid = $this->createUid();
+            $uri = $uid . '.vcf';
+            $vCard = $this->createEmptyVCard($uid);
+        } else { // update existing contact
+            $uri = $properties['URI'];
+            $vCardData = $this->backend->getCard($this->getKey(), $uri);
+            $vCard = $this->readCard($vCardData['carddata']);
+            $update = true;
+        }
+
+        foreach ($properties as $key => $value) {
+            $vCard->$key = $vCard->createProperty($key, $value);
+        }
+
+        if ($update) {
+            $this->backend->updateCard($this->getKey(), $uri, $vCard->serialize());
+        } else {
+            $this->backend->createCard($this->getKey(), $uri, $vCard->serialize());
+        }
+
+        return $this->vCard2Array($uri, $vCard);
+
+    }
+
+    /**
+     * @return mixed
+     * @since 5.0.0
+     */
+    public function getPermissions() {
+        $permissions = $this->addressBook->getACL();
+        $result = 0;
+        foreach ($permissions as $permission) {
+            switch($permission['privilege']) {
+                case '{DAV:}read':
+                    $result |= Constants::PERMISSION_READ;
+                    break;
+                case '{DAV:}write':
+                    $result |= Constants::PERMISSION_CREATE;
+                    $result |= Constants::PERMISSION_UPDATE;
+                    break;
+                case '{DAV:}all':
+                    $result |= Constants::PERMISSION_ALL;
+                    break;
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * @param object $id the unique identifier to a contact
+     * @return bool successful or not
+     * @since 5.0.0
+     */
+    public function delete($id) {
+        $uri = $this->backend->getCardUri($id);
+        return $this->backend->deleteCard($this->addressBookInfo['id'], $uri);
+    }
+
+    /**
+     * read vCard data into a vCard object
+     *
+     * @param string $cardData
+     * @return VCard
+     */
+    protected function readCard($cardData) {
+        return  Reader::read($cardData);
+    }
+
+    /**
+     * create UID for contact
+     *
+     * @return string
+     */
+    protected function createUid() {
+        do {
+            $uid = $this->getUid();
+            $contact = $this->backend->getContact($this->getKey(), $uid . '.vcf');
+        } while (!empty($contact));
+
+        return $uid;
+    }
+
+    /**
+     * getUid is only there for testing, use createUid instead
+     */
+    protected function getUid() {
+        return UUIDUtil::getUUID();
+    }
+
+    /**
+     * create empty vcard
+     *
+     * @param string $uid
+     * @return VCard
+     */
+    protected function createEmptyVCard($uid) {
+        $vCard = new VCard();
+        $vCard->UID = $uid;
+        return $vCard;
+    }
+
+    /**
+     * create array with all vCard properties
+     *
+     * @param string $uri
+     * @param VCard $vCard
+     * @return array
+     */
+    protected function vCard2Array($uri, VCard $vCard) {
+        $result = [
+            'URI' => $uri,
+        ];
+
+        foreach ($vCard->children() as $property) {
+            if ($property->name === 'PHOTO' && $property->getValueType() === 'BINARY') {
+                $url = $this->urlGenerator->getAbsoluteURL(
+                    $this->urlGenerator->linkTo('', 'remote.php') . '/dav/');
+                $url .= implode('/', [
+                    'addressbooks',
+                    substr($this->addressBookInfo['principaluri'], 11), //cut off 'principals/'
+                    $this->addressBookInfo['uri'],
+                    $uri
+                ]) . '?photo';
+
+                $result['PHOTO'] = 'VALUE=uri:' . $url;
+
+            } else if ($property->name === 'X-SOCIALPROFILE') {
+                $type = $this->getTypeFromProperty($property);
+
+                // Type is the social network, when it's empty we don't need this.
+                if ($type !== null) {
+                    if (!isset($result[$property->name])) {
+                        $result[$property->name] = [];
+                    }
+                    $result[$property->name][$type] = $property->getValue();
+                }
+
+            // The following properties can be set multiple times
+            } else if (in_array($property->name, ['CLOUD', 'EMAIL', 'IMPP', 'TEL', 'URL'])) {
+                if (!isset($result[$property->name])) {
+                    $result[$property->name] = [];
+                }
+
+                $result[$property->name][] = $property->getValue();
+
+            } else {
+                $result[$property->name] = $property->getValue();
+            }
+        }
+
+        if ($this->addressBookInfo['principaluri'] === 'principals/system/system' &&
+            $this->addressBookInfo['uri'] === 'system') {
+            $result['isLocalSystemBook'] = true;
+        }
+        return $result;
+    }
+
+    /**
+     * Get the type of the current property
+     *
+     * @param Property $property
+     * @return null|string
+     */
+    protected function getTypeFromProperty(Property $property) {
+        $parameters = $property->parameters();
+        // Type is the social network, when it's empty we don't need this.
+        if (isset($parameters['TYPE'])) {
+            /** @var \Sabre\VObject\Parameter $type */
+            $type = $parameters['TYPE'];
+            return $type->getValue();
+        }
+
+        return null;
+    }
 }

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

Indentation +14 added lines, -14 removed lines

@@ -26,21 +26,21 @@
 use Sabre\Xml\Writer;
 
 class Groups implements XmlSerializable {
-	const NS_OWNCLOUD = 'http://owncloud.org/ns';
+    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;
+    }
 
-	function xmlSerialize(Writer $writer) {
-		foreach ($this->groups as $group) {
-			$writer->writeElement('{' . self::NS_OWNCLOUD . '}group', $group);
-		}
-	}
+    function xmlSerialize(Writer $writer) {
+        foreach ($this->groups as $group) {
+            $writer->writeElement('{' . self::NS_OWNCLOUD . '}group', $group);
+        }
+    }
 }

apps/dav/lib/CardDAV/AddressBookRoot.php

Indentation +33 added lines, -33 removed lines

@@ -25,46 +25,46 @@
 
 class AddressBookRoot extends \Sabre\CardDAV\AddressBookRoot {
 
-	/** @var IL10N */
-	protected $l10n;
+    /** @var IL10N */
+    protected $l10n;
 
-	/**
-	 * @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, $principalPrefix = 'principals') {
-		parent::__construct($principalBackend, $carddavBackend, $principalPrefix);
-		$this->l10n = \OC::$server->getL10N('dav');
-	}
+    /**
+     * @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, $principalPrefix = 'principals') {
+        parent::__construct($principalBackend, $carddavBackend, $principalPrefix);
+        $this->l10n = \OC::$server->getL10N('dav');
+    }
 
-	/**
-	 * 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
-	 */
-	function getChildForPrincipal(array $principal) {
+    /**
+     * 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
+     */
+    function getChildForPrincipal(array $principal) {
 
-		return new UserAddressBooks($this->carddavBackend, $principal['uri'], $this->l10n);
+        return new UserAddressBooks($this->carddavBackend, $principal['uri'], $this->l10n);
 
-	}
+    }
 
-	function getName() {
+    function getName() {
 
-		if ($this->principalPrefix === 'principals') {
-			return parent::getName();
-		}
-		// Grabbing all the components of the principal path.
-		$parts = explode('/', $this->principalPrefix);
+        if ($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 +41 added lines, -41 removed lines

@@ -25,52 +25,52 @@
 
 class UserAddressBooks extends \Sabre\CardDAV\AddressBookHome {
 
-	/** @var IL10N */
-	protected $l10n;
+    /** @var IL10N */
+    protected $l10n;
 
-	/**
-	 * Returns a list of addressbooks
-	 *
-	 * @return array
-	 */
-	function getChildren() {
-		if ($this->l10n === null) {
-			$this->l10n = \OC::$server->getL10N('dav');
-		}
+    /**
+     * Returns a list of addressbooks
+     *
+     * @return array
+     */
+    function getChildren() {
+        if ($this->l10n === null) {
+            $this->l10n = \OC::$server->getL10N('dav');
+        }
 
-		$addressBooks = $this->carddavBackend->getAddressBooksForUser($this->principalUri);
-		$objects = [];
-		foreach($addressBooks as $addressBook) {
-			$objects[] = new AddressBook($this->carddavBackend, $addressBook, $this->l10n);
-		}
-		return $objects;
+        $addressBooks = $this->carddavBackend->getAddressBooksForUser($this->principalUri);
+        $objects = [];
+        foreach($addressBooks as $addressBook) {
+            $objects[] = new AddressBook($this->carddavBackend, $addressBook, $this->l10n);
+        }
+        return $objects;
 
-	}
+    }
 
-	/**
-	 * 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
-	 */
-	function getACL() {
+    /**
+     * 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
+     */
+    function getACL() {
 
-		$acl = parent::getACL();
-		if ($this->principalUri === 'principals/system/system') {
-			$acl[] = [
-					'privilege' => '{DAV:}read',
-					'principal' => '{DAV:}authenticated',
-					'protected' => true,
-			];
-		}
+        $acl = parent::getACL();
+        if ($this->principalUri === 'principals/system/system') {
+            $acl[] = [
+                    'privilege' => '{DAV:}read',
+                    'principal' => '{DAV:}authenticated',
+                    'protected' => true,
+            ];
+        }
 
-		return $acl;
-	}
+        return $acl;
+    }
 
 }

apps/dav/lib/SystemTag/SystemTagNode.php

Indentation +132 added lines, -132 removed lines

@@ -39,136 +39,136 @@
  */
 class SystemTagNode implements \Sabre\DAV\INode {
 
-	/**
-	 * @var ISystemTag
-	 */
-	protected $tag;
-
-	/**
-	 * @var ISystemTagManager
-	 */
-	protected $tagManager;
-
-	/**
-	 * User
-	 *
-	 * @var IUser
-	 */
-	protected $user;
-
-	/**
-	 * Whether to allow permissions for admins
-	 *
-	 * @var bool
-	 */
-	protected $isAdmin;
-
-	/**
-	 * Sets up the node, expects a full path name
-	 *
-	 * @param ISystemTag $tag system tag
-	 * @param IUser $user user
-	 * @param bool $isAdmin whether to allow operations for admins
-	 * @param ISystemTagManager $tagManager tag manager
-	 */
-	public function __construct(ISystemTag $tag, IUser $user, $isAdmin, ISystemTagManager $tagManager) {
-		$this->tag = $tag;
-		$this->user = $user;
-		$this->isAdmin = $isAdmin;
-		$this->tagManager = $tagManager;
-	}
-
-	/**
-	 *  Returns the id of the tag
-	 *
-	 * @return string
-	 */
-	public function getName() {
-		return $this->tag->getId();
-	}
-
-	/**
-	 * Returns the system tag represented by this node
-	 *
-	 * @return ISystemTag system tag
-	 */
-	public function getSystemTag() {
-		return $this->tag;
-	}
-
-	/**
-	 * Renames the node
-	 *
-	 * @param string $name The new name
-	 *
-	 * @throws MethodNotAllowed not allowed to rename node
-	 */
-	public function setName($name) {
-		throw new MethodNotAllowed();
-	}
-
-	/**
-	 * Update tag
-	 *
-	 * @param string $name new tag name
-	 * @param bool $userVisible user visible
-	 * @param bool $userAssignable user assignable
-	 * @throws NotFound whenever the given tag id does not exist
-	 * @throws Forbidden whenever there is no permission to update said tag
-	 * @throws Conflict whenever a tag already exists with the given attributes
-	 */
-	public function update($name, $userVisible, $userAssignable) {
-		try {
-			if (!$this->tagManager->canUserSeeTag($this->tag, $this->user)) {
-				throw new NotFound('Tag with id ' . $this->tag->getId() . ' does not exist');
-			}
-			if (!$this->tagManager->canUserAssignTag($this->tag, $this->user)) {
-				throw new Forbidden('No permission to update tag ' . $this->tag->getId());
-			}
-
-			// only admin is able to change permissions, regular users can only rename
-			if (!$this->isAdmin) {
-				// only renaming is allowed for regular users
-				if ($userVisible !== $this->tag->isUserVisible()
-					|| $userAssignable !== $this->tag->isUserAssignable()
-				) {
-					throw new Forbidden('No permission to update permissions for tag ' . $this->tag->getId());
-				}
-			}
-
-			$this->tagManager->updateTag($this->tag->getId(), $name, $userVisible, $userAssignable);
-		} catch (TagNotFoundException $e) {
-			throw new NotFound('Tag with id ' . $this->tag->getId() . ' does not exist');
-		} catch (TagAlreadyExistsException $e) {
-			throw new Conflict(
-				'Tag with the properties "' . $name . '", ' .
-				$userVisible . ', ' . $userAssignable . ' already exists'
-			);
-		}
-	}
-
-	/**
-	 * Returns null, not supported
-	 *
-	 */
-	public function getLastModified() {
-		return null;
-	}
-
-	public function delete() {
-		try {
-			if (!$this->isAdmin) {
-				throw new Forbidden('No permission to delete tag ' . $this->tag->getId());
-			}
-
-			if (!$this->tagManager->canUserSeeTag($this->tag, $this->user)) {
-				throw new NotFound('Tag with id ' . $this->tag->getId() . ' not found');
-			}
-
-			$this->tagManager->deleteTags($this->tag->getId());
-		} catch (TagNotFoundException $e) {
-			// can happen if concurrent deletion occurred
-			throw new NotFound('Tag with id ' . $this->tag->getId() . ' not found', 0, $e);
-		}
-	}
+    /**
+     * @var ISystemTag
+     */
+    protected $tag;
+
+    /**
+     * @var ISystemTagManager
+     */
+    protected $tagManager;
+
+    /**
+     * User
+     *
+     * @var IUser
+     */
+    protected $user;
+
+    /**
+     * Whether to allow permissions for admins
+     *
+     * @var bool
+     */
+    protected $isAdmin;
+
+    /**
+     * Sets up the node, expects a full path name
+     *
+     * @param ISystemTag $tag system tag
+     * @param IUser $user user
+     * @param bool $isAdmin whether to allow operations for admins
+     * @param ISystemTagManager $tagManager tag manager
+     */
+    public function __construct(ISystemTag $tag, IUser $user, $isAdmin, ISystemTagManager $tagManager) {
+        $this->tag = $tag;
+        $this->user = $user;
+        $this->isAdmin = $isAdmin;
+        $this->tagManager = $tagManager;
+    }
+
+    /**
+     *  Returns the id of the tag
+     *
+     * @return string
+     */
+    public function getName() {
+        return $this->tag->getId();
+    }
+
+    /**
+     * Returns the system tag represented by this node
+     *
+     * @return ISystemTag system tag
+     */
+    public function getSystemTag() {
+        return $this->tag;
+    }
+
+    /**
+     * Renames the node
+     *
+     * @param string $name The new name
+     *
+     * @throws MethodNotAllowed not allowed to rename node
+     */
+    public function setName($name) {
+        throw new MethodNotAllowed();
+    }
+
+    /**
+     * Update tag
+     *
+     * @param string $name new tag name
+     * @param bool $userVisible user visible
+     * @param bool $userAssignable user assignable
+     * @throws NotFound whenever the given tag id does not exist
+     * @throws Forbidden whenever there is no permission to update said tag
+     * @throws Conflict whenever a tag already exists with the given attributes
+     */
+    public function update($name, $userVisible, $userAssignable) {
+        try {
+            if (!$this->tagManager->canUserSeeTag($this->tag, $this->user)) {
+                throw new NotFound('Tag with id ' . $this->tag->getId() . ' does not exist');
+            }
+            if (!$this->tagManager->canUserAssignTag($this->tag, $this->user)) {
+                throw new Forbidden('No permission to update tag ' . $this->tag->getId());
+            }
+
+            // only admin is able to change permissions, regular users can only rename
+            if (!$this->isAdmin) {
+                // only renaming is allowed for regular users
+                if ($userVisible !== $this->tag->isUserVisible()
+                    || $userAssignable !== $this->tag->isUserAssignable()
+                ) {
+                    throw new Forbidden('No permission to update permissions for tag ' . $this->tag->getId());
+                }
+            }
+
+            $this->tagManager->updateTag($this->tag->getId(), $name, $userVisible, $userAssignable);
+        } catch (TagNotFoundException $e) {
+            throw new NotFound('Tag with id ' . $this->tag->getId() . ' does not exist');
+        } catch (TagAlreadyExistsException $e) {
+            throw new Conflict(
+                'Tag with the properties "' . $name . '", ' .
+                $userVisible . ', ' . $userAssignable . ' already exists'
+            );
+        }
+    }
+
+    /**
+     * Returns null, not supported
+     *
+     */
+    public function getLastModified() {
+        return null;
+    }
+
+    public function delete() {
+        try {
+            if (!$this->isAdmin) {
+                throw new Forbidden('No permission to delete tag ' . $this->tag->getId());
+            }
+
+            if (!$this->tagManager->canUserSeeTag($this->tag, $this->user)) {
+                throw new NotFound('Tag with id ' . $this->tag->getId() . ' not found');
+            }
+
+            $this->tagManager->deleteTags($this->tag->getId());
+        } catch (TagNotFoundException $e) {
+            // can happen if concurrent deletion occurred
+            throw new NotFound('Tag with id ' . $this->tag->getId() . ' not found', 0, $e);
+        }
+    }
 }

apps/dav/lib/SystemTag/SystemTagsByIdCollection.php

Indentation +140 added lines, -140 removed lines

@@ -37,144 +37,144 @@
 
 class SystemTagsByIdCollection implements ICollection {
 
-	/**
-	 * @var ISystemTagManager
-	 */
-	private $tagManager;
-
-	/**
-	 * @var IGroupManager
-	 */
-	private $groupManager;
-
-	/**
-	 * @var IUserSession
-	 */
-	private $userSession;
-
-	/**
-	 * SystemTagsByIdCollection constructor.
-	 *
-	 * @param ISystemTagManager $tagManager
-	 * @param IUserSession $userSession
-	 * @param IGroupManager $groupManager
-	 */
-	public function __construct(
-		ISystemTagManager $tagManager,
-		IUserSession $userSession,
-		IGroupManager $groupManager
-	) {
-		$this->tagManager = $tagManager;
-		$this->userSession = $userSession;
-		$this->groupManager = $groupManager;
-	}
-
-	/**
-	 * Returns whether the currently logged in user is an administrator
-	 *
-	 * @return bool true if the user is an admin
-	 */
-	private function isAdmin() {
-		$user = $this->userSession->getUser();
-		if ($user !== null) {
-			return $this->groupManager->isAdmin($user->getUID());
-		}
-		return false;
-	}
-
-	/**
-	 * @param string $name
-	 * @param resource|string $data Initial payload
-	 * @throws Forbidden
-	 */
-	function createFile($name, $data = null) {
-		throw new Forbidden('Cannot create tags by id');
-	}
-
-	/**
-	 * @param string $name
-	 */
-	function createDirectory($name) {
-		throw new Forbidden('Permission denied to create collections');
-	}
-
-	/**
-	 * @param string $name
-	 */
-	function getChild($name) {
-		try {
-			$tag = $this->tagManager->getTagsByIds([$name]);
-			$tag = current($tag);
-			if (!$this->tagManager->canUserSeeTag($tag, $this->userSession->getUser())) {
-				throw new NotFound('Tag with id ' . $name . ' not found');
-			}
-			return $this->makeNode($tag);
-		} catch (\InvalidArgumentException $e) {
-			throw new BadRequest('Invalid tag id', 0, $e);
-		} catch (TagNotFoundException $e) {
-			throw new NotFound('Tag with id ' . $name . ' not found', 0, $e);
-		}
-	}
-
-	function getChildren() {
-		$visibilityFilter = true;
-		if ($this->isAdmin()) {
-			$visibilityFilter = null;
-		}
-
-		$tags = $this->tagManager->getAllTags($visibilityFilter);
-		return array_map(function($tag) {
-			return $this->makeNode($tag);
-		}, $tags);
-	}
-
-	/**
-	 * @param string $name
-	 */
-	function childExists($name) {
-		try {
-			$tag = $this->tagManager->getTagsByIds([$name]);
-			$tag = current($tag);
-			if (!$this->tagManager->canUserSeeTag($tag, $this->userSession->getUser())) {
-				return false;
-			}
-			return true;
-		} catch (\InvalidArgumentException $e) {
-			throw new BadRequest('Invalid tag id', 0, $e);
-		} catch (TagNotFoundException $e) {
-			return false;
-		}
-	}
-
-	function delete() {
-		throw new Forbidden('Permission denied to delete this collection');
-	}
-
-	function getName() {
-		return 'systemtags';
-	}
-
-	function setName($name) {
-		throw new Forbidden('Permission denied to rename this collection');
-	}
-
-	/**
-	 * Returns the last modification time, as a unix timestamp
-	 *
-	 * @return int
-	 */
-	function getLastModified() {
-		return null;
-	}
-
-	/**
-	 * Create a sabre node for the given system tag
-	 *
-	 * @param ISystemTag $tag
-	 *
-	 * @return SystemTagNode
-	 */
-	private function makeNode(ISystemTag $tag) {
-		return new SystemTagNode($tag, $this->userSession->getUser(), $this->isAdmin(), $this->tagManager);
-	}
+    /**
+     * @var ISystemTagManager
+     */
+    private $tagManager;
+
+    /**
+     * @var IGroupManager
+     */
+    private $groupManager;
+
+    /**
+     * @var IUserSession
+     */
+    private $userSession;
+
+    /**
+     * SystemTagsByIdCollection constructor.
+     *
+     * @param ISystemTagManager $tagManager
+     * @param IUserSession $userSession
+     * @param IGroupManager $groupManager
+     */
+    public function __construct(
+        ISystemTagManager $tagManager,
+        IUserSession $userSession,
+        IGroupManager $groupManager
+    ) {
+        $this->tagManager = $tagManager;
+        $this->userSession = $userSession;
+        $this->groupManager = $groupManager;
+    }
+
+    /**
+     * Returns whether the currently logged in user is an administrator
+     *
+     * @return bool true if the user is an admin
+     */
+    private function isAdmin() {
+        $user = $this->userSession->getUser();
+        if ($user !== null) {
+            return $this->groupManager->isAdmin($user->getUID());
+        }
+        return false;
+    }
+
+    /**
+     * @param string $name
+     * @param resource|string $data Initial payload
+     * @throws Forbidden
+     */
+    function createFile($name, $data = null) {
+        throw new Forbidden('Cannot create tags by id');
+    }
+
+    /**
+     * @param string $name
+     */
+    function createDirectory($name) {
+        throw new Forbidden('Permission denied to create collections');
+    }
+
+    /**
+     * @param string $name
+     */
+    function getChild($name) {
+        try {
+            $tag = $this->tagManager->getTagsByIds([$name]);
+            $tag = current($tag);
+            if (!$this->tagManager->canUserSeeTag($tag, $this->userSession->getUser())) {
+                throw new NotFound('Tag with id ' . $name . ' not found');
+            }
+            return $this->makeNode($tag);
+        } catch (\InvalidArgumentException $e) {
+            throw new BadRequest('Invalid tag id', 0, $e);
+        } catch (TagNotFoundException $e) {
+            throw new NotFound('Tag with id ' . $name . ' not found', 0, $e);
+        }
+    }
+
+    function getChildren() {
+        $visibilityFilter = true;
+        if ($this->isAdmin()) {
+            $visibilityFilter = null;
+        }
+
+        $tags = $this->tagManager->getAllTags($visibilityFilter);
+        return array_map(function($tag) {
+            return $this->makeNode($tag);
+        }, $tags);
+    }
+
+    /**
+     * @param string $name
+     */
+    function childExists($name) {
+        try {
+            $tag = $this->tagManager->getTagsByIds([$name]);
+            $tag = current($tag);
+            if (!$this->tagManager->canUserSeeTag($tag, $this->userSession->getUser())) {
+                return false;
+            }
+            return true;
+        } catch (\InvalidArgumentException $e) {
+            throw new BadRequest('Invalid tag id', 0, $e);
+        } catch (TagNotFoundException $e) {
+            return false;
+        }
+    }
+
+    function delete() {
+        throw new Forbidden('Permission denied to delete this collection');
+    }
+
+    function getName() {
+        return 'systemtags';
+    }
+
+    function setName($name) {
+        throw new Forbidden('Permission denied to rename this collection');
+    }
+
+    /**
+     * Returns the last modification time, as a unix timestamp
+     *
+     * @return int
+     */
+    function getLastModified() {
+        return null;
+    }
+
+    /**
+     * Create a sabre node for the given system tag
+     *
+     * @param ISystemTag $tag
+     *
+     * @return SystemTagNode
+     */
+    private function makeNode(ISystemTag $tag) {
+        return new SystemTagNode($tag, $this->userSession->getUser(), $this->isAdmin(), $this->tagManager);
+    }
 }